CN216479454U

CN216479454U - Fireproof smoke exhaust air pipe

Info

Publication number: CN216479454U
Application number: CN202123216396.8U
Authority: CN
Inventors: 吴姗; 冯心琪; 任国中; 孔祥风; 闫海宁; 马守才; 满志忠; 王学彬; 付艳欣; 王洪广
Original assignee: Shandong Midsouth Kelai Air Conditioning Equipment Co ltd
Current assignee: Shandong Midsouth Kelai Air Conditioning Equipment Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-05-10
Anticipated expiration: 2031-12-20

Abstract

The utility model belongs to the technical field of smoke exhaust air pipes, and particularly discloses a fireproof smoke exhaust air pipe, which comprises a first pipe body and a second pipe body; the opposite ends of the first pipe body and the second pipe body are fixedly connected with flange plates, and the inner wall of one end of the second pipe body is fixedly connected with a connecting pipe; the upper end and the lower end of the first pipe body are symmetrically provided with first fasteners, and the upper end and the lower end of the second pipe body are symmetrically provided with second fasteners; the first fastening piece comprises a first Z-shaped connecting piece, a clamping groove is formed in one side of the first Z-shaped connecting piece, a plurality of first fastening bolts are arranged on the first Z-shaped connecting piece, and the head ends of the first fastening bolts are connected with first threaded holes formed in the first pipe body; the second fastening piece comprises a second Z-shaped connecting piece, one side of the second Z-shaped connecting piece is fixedly connected with a clamping block, a second fastening bolt is arranged on the second Z-shaped connecting piece, and the second fastening bolt is connected with a second threaded hole formed in the second pipe body; the utility model discloses the firm stability of structure is difficult not hard up, and then the difficult phenomenon that takes place the flue gas leakage.

Description

Fireproof smoke exhaust air pipe

Technical Field

The utility model relates to a tuber pipe technical field specifically is a fire prevention tuber pipe of discharging fume.

Background

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

When the existing smoke exhaust air pipe is assembled, the stability and the sealing performance are poor, and the smoke exhaust air pipe is easy to loosen when being subjected to larger vibration, so that the problem of smoke leakage can be caused in the smoke exhaust process, and therefore, the fireproof smoke exhaust air pipe is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire prevention tuber pipe of discharging fume to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a fireproof smoke exhaust air pipe comprises a first pipe body and a second pipe body; the flange is fixedly connected to one end, opposite to the first pipe body, of the second pipe body, a connecting pipe is fixedly connected to the inner wall of one end, facing the first pipe body, of the second pipe body, the connecting pipe is inserted into the first pipe body, and a sealing ring is arranged between the connecting pipe and the first pipe body; the upper end and the lower end of the first pipe body are symmetrically provided with first fasteners, and the upper end and the lower end of the second pipe body are symmetrically provided with second fasteners; the first fastening piece comprises a first Z-shaped connecting piece, a clamping groove is formed in one side of the first Z-shaped connecting piece, a plurality of first fastening bolts are movably arranged on the first Z-shaped connecting piece, and the head ends of the first fastening bolts are in threaded connection with first threaded holes formed in the first pipe body; the second fastening piece comprises a second Z-shaped connecting piece, a clamping block is fixedly connected to one side of the second Z-shaped connecting piece, a plurality of second fastening bolts are movably arranged on the second Z-shaped connecting piece, and the second fastening bolts are in threaded connection with second threaded holes formed in the second pipe body.

Preferably, the sealing ring is connected with the first pipe body in a sliding mode.

Preferably, the first Z-shaped connecting piece comprises a first transverse plate, a second transverse plate is arranged on one side, facing the first pipe body, of the first transverse plate, and the second transverse plate is fixedly connected with the first transverse plate through a first vertical plate; a first connecting block is arranged on the right side of the first vertical plate; the draw-in groove sets up on first diaphragm right side, a fastening bolt activity sets up on the second diaphragm.

Preferably, the second Z-shaped connecting piece comprises a third transverse plate, a fourth transverse plate is arranged on one side, facing the second pipe body, of the third transverse plate, and the fourth transverse plate is fixedly connected with the third transverse plate through a second vertical plate; a second connecting block is arranged on the left side of the second vertical plate; the fixture block is arranged on the left side of the third transverse plate, and the second fastening bolt is movably arranged on the fourth transverse plate.

Preferably, the clamping block is clamped with the clamping groove.

Preferably, two one side that the ring flange kept away from each other all corresponds and has seted up the spread groove, and spread groove and first connecting block, second connecting block.

Preferably, rubber pads are laid on the opposite sides of the two flange plates.

Preferably, the inner walls of the first pipe body and the second pipe body are provided with fireproof paint layers.

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

1. the utility model discloses connecting pipe and first body block on the well second body can tentatively link together two bodys, later, through the cooperation of first fastener and second fastener, can closely laminate two ring flanges, and then can strengthen the joint strength between first body and the second body, and the structure is firm stable, and is difficult not hard up, and then the difficult phenomenon that takes place the flue gas leakage.

2. The utility model discloses be equipped with the sealing washer between well connecting pipe and the first body, and two one sides that the ring flange is relative all are equipped with the rubber pad, and then can increase the leakproofness between first body and the second body, avoid the flue gas to leak.

3. The utility model discloses a all set up the fireproof paint layer on the inner wall of first body and second body, improved the fire behavior of the tuber pipe of discharging fume.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an exploded view of the present invention;

fig. 3 is a schematic structural view of a first fastener of the present invention;

fig. 4 is a schematic structural view of a second fastening member of the present invention.

In the figure: 1. a first pipe body; 2. a second tube body; 3. a flange plate; 4. connecting grooves; 5. a connecting pipe; 6. A seal ring; 7. a first fastener; 71. a first transverse plate; 72. a second transverse plate; 73. a first vertical plate; 74. a card slot; 75. a first fastening bolt; 76. a first connection block; 8. a second fastener; 81. a third transverse plate; 82. a fourth transverse plate; 83. a second vertical plate; 84. a clamping block; 85. a second fastening bolt; 86. a second connecting block; 9. a first threaded hole; 10. a second threaded hole; 11. a rubber pad; 12. and (4) a fireproof paint layer.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 according to specific situations by those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: a fire-proof smoke exhaust air pipe comprises a first pipe body 1 and a second pipe body 2; a flange 3 is fixedly connected to one end of the first pipe body 1 opposite to one end of the second pipe body 2, a connecting pipe 5 is fixedly connected to the inner wall of one end, facing the first pipe body 1, of the second pipe body 2, the connecting pipe 5 is inserted into the first pipe body 1, and a sealing ring 6 is arranged between the connecting pipe 5 and the first pipe body 1; the upper end and the lower end of the first pipe body 1 are symmetrically provided with a first fastener 7, and the upper end and the lower end of the second pipe body 2 are symmetrically provided with a second fastener 8; the first fastening piece 7 comprises a first Z-shaped connecting piece, a clamping groove 74 is formed in one side of the first Z-shaped connecting piece, a plurality of first fastening bolts 75 are movably arranged on the first Z-shaped connecting piece, and the head ends of the first fastening bolts 75 are in threaded connection with first threaded holes 9 formed in the first pipe body 1; the second fastening piece 8 comprises a second Z-shaped connecting piece, a clamping block 84 is fixedly connected to one side of the second Z-shaped connecting piece, a plurality of second fastening bolts 85 are movably arranged on the second Z-shaped connecting piece, and the second fastening bolts 85 are in threaded connection with second threaded holes 10 formed in the second pipe body 2.

Further, the sealing ring 6 is slidably connected with the first pipe body 1.

Further, the first Z-shaped connecting piece comprises a first transverse plate 71, a second transverse plate 72 is arranged on one side, facing the first pipe body 1, of the first transverse plate 71, and the second transverse plate 72 is fixedly connected with the first transverse plate 71 through a first vertical plate 73; a first connecting block 76 is arranged on the right side of the first vertical plate 73; the locking groove 74 is disposed on the right side of the first horizontal plate 71, and the first fastening bolt 75 is movably disposed on the second horizontal plate 72.

Further, the second Z-shaped connecting piece comprises a third transverse plate 81, a fourth transverse plate 82 is arranged on one side, facing the second pipe body 2, of the third transverse plate 81, and the fourth transverse plate 82 is fixedly connected with the third transverse plate 81 through a second vertical plate 83; a second connecting block 86 is arranged on the left side of the second vertical plate 83; the latch 84 is disposed on the left side of the third horizontal plate 81, and the second fastening bolt 85 is movably disposed on the fourth horizontal plate 82.

Further, the latch 84 is engaged with the latch groove 74.

Further, two one side that the ring flange 3 kept away from each other all corresponds and has seted up spread groove 4, and spread groove 4 and first connecting block 76, second connecting block 86 block.

Furthermore, rubber pads 11 are laid on the opposite sides of the two flange plates 3.

Further, the inner walls of the first pipe body 1 and the second pipe body 2 are both provided with fireproof paint layers 12.

The working principle is as follows: when the first pipe body 1 is connected with the second pipe body 2, firstly, the connecting pipe 5 at one end of the second pipe body 2 is clamped with the first pipe body 1, so that the two pipe bodies can be preliminarily connected together, and a sealing ring 6 is arranged between the connecting pipe 5 and the first pipe body 1 and is used for improving the sealing property between the first pipe body 1 and the second pipe body 2; then, the first fastening piece 7 is fixed at the upper end and the lower end of the first pipe body 1 through the first fastening bolt 75, and the first fastening piece 7 can be quickly positioned through the matching of the first connecting block 76 and the connecting groove 4; then, the second fastening piece 8 is quickly positioned through the matching of the second connecting block and the connecting groove 4, the clamping block 84 on the second fastening piece 8 is clamped with the clamping groove 74 on the first fastening piece 7 during positioning, after clamping, the two flange plates 3 can be tightly attached, and the rubber pad 11 is arranged between the two flange plates 3, so that the sealing performance can be further improved, and smoke leakage is avoided; the second fastening piece 8 is stabilized through the matching of the second fastening bolt 85 and the second threaded hole 10, so that the connecting strength between the first fastening piece 7 and the second fastening piece 8 can be increased, the first pipe body 1 and the second pipe body 2 can be stably connected, the operation is simple, the structure is firm and stable, the looseness is not easy, and the smoke leakage phenomenon is not easy to occur; all set up fireproof paint layer 12 on the inner wall of first body 1 and second body 2, improved the fire behavior of the tuber pipe of discharging fume.

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

1. A fireproof smoke exhaust air pipe is characterized by comprising a first pipe body (1) and a second pipe body (2); a flange plate (3) is fixedly connected to one end, opposite to the first pipe body (1), of the second pipe body (2), a connecting pipe (5) is fixedly connected to the inner wall of one end, facing the first pipe body (1), of the second pipe body (2), the connecting pipe (5) is inserted into the first pipe body (1), and a sealing ring (6) is arranged between the connecting pipe (5) and the first pipe body (1); the upper end and the lower end of the first pipe body (1) are symmetrically provided with a first fastener (7), and the upper end and the lower end of the second pipe body (2) are symmetrically provided with a second fastener (8); the first fastening piece (7) comprises a first Z-shaped connecting piece, a clamping groove (74) is formed in one side of the first Z-shaped connecting piece, a plurality of first fastening bolts (75) are movably arranged on the first Z-shaped connecting piece, and the head ends of the first fastening bolts (75) are in threaded connection with first threaded holes (9) formed in the first pipe body (1); the second fastening piece (8) comprises a second Z-shaped connecting piece, a clamping block (84) is fixedly connected to one side of the second Z-shaped connecting piece, a plurality of second fastening bolts (85) are movably arranged on the second Z-shaped connecting piece, and the second fastening bolts (85) are in threaded connection with second threaded holes (10) formed in the second pipe body (2).

2. A fire and smoke exhaust duct according to claim 1, wherein: and the sealing ring (6) is connected with the first pipe body (1) in a sliding manner.

3. A fire and smoke exhaust duct according to claim 1, wherein: the first Z-shaped connecting piece comprises a first transverse plate (71), a second transverse plate (72) is arranged on one side, facing the first pipe body (1), of the first transverse plate (71), and the second transverse plate (72) is fixedly connected with the first transverse plate (71) through a first vertical plate (73); a first connecting block (76) is arranged on the right side of the first vertical plate (73); the clamping groove (74) is formed in the right side of the first transverse plate (71), and the first fastening bolt (75) is movably arranged on the second transverse plate (72).

4. A fire and smoke exhaust duct according to claim 1, wherein: the second Z-shaped connecting piece comprises a third transverse plate (81), a fourth transverse plate (82) is arranged on one side, facing the second pipe body (2), of the third transverse plate (81), and the fourth transverse plate (82) is fixedly connected with the third transverse plate (81) through a second vertical plate (83); a second connecting block (86) is arranged on the left side of the second vertical plate (83); the clamping block (84) is arranged on the left side of the third transverse plate (81), and the second fastening bolt (85) is movably arranged on the fourth transverse plate (82).

5. A fire and smoke exhaust duct according to claim 1, wherein: the clamping block (84) is clamped with the clamping groove (74).

6. A fire and smoke exhaust duct according to claim 1, wherein: two one side that ring flange (3) kept away from each other all corresponds has seted up spread groove (4), and spread groove (4) and first connecting block (76), second connecting block (86) block.

7. A fire and smoke exhaust duct according to claim 1, wherein: rubber pads (11) are laid on the opposite sides of the two flange plates (3).

8. A fire and smoke exhaust duct according to claim 1, wherein: and fireproof paint layers (12) are arranged on the inner walls of the first pipe body (1) and the second pipe body (2).