CN212156270U

CN212156270U - Novel fire-fighting smoke exhaust pipeline

Info

Publication number: CN212156270U
Application number: CN202020763023.9U
Authority: CN
Inventors: 范开峰; 李美菊
Original assignee: Guangdong Meilesi Energy Saving Technology Co ltd
Current assignee: Guangdong Meilesi Energy Saving Technology Co ltd
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2020-12-15
Anticipated expiration: 2030-05-11

Abstract

The utility model discloses a novel fire control pipeline of discharging fume, including pipeline main part, flange one, flange two, pipeline air defense valve and harness cord screw rod, respectively fixedly connected with flange one on the outer edge in pipeline main part's both ends, one of them flange one is gone up through screw fixedly connected with flange two, fixedly connected with pipeline air defense valve on the flange two, the fixedly connected with harness cord screw rod runs through fixedly connected with from top to bottom in pipeline main part middle part. The utility model has the advantages of being scientific and reasonable in structure, adopt multilayer structure's pipeline main part to make exhaust pipe, the fire prevention effect is good, and the cost of manufacture is low, is fit for using widely.

Description

Novel fire-fighting smoke exhaust pipeline

Technical Field

The utility model relates to a technical field of urban rail transit fire-fighting equipment specifically is to relate to a novel fire control smoke exhaust pipe.

Background

In modern society, fire is one of the most common major disasters threatening public safety and social development. In the construction process of modern buildings, a fire-fighting smoke exhaust pipeline is one of indispensable fire-fighting equipment. The fire-fighting smoke exhaust pipeline can discharge smoke in time, thereby gaining precious time for people to escape in a fire. Present fume extractor mainly comprises fire damper, galvanized iron pipeline and the enclosure of discharging fume, when flame burns the exhaust pipe through the enclosure, the intensity of a fire can be followed the exhaust pipe and outwards spread, leads to collapsing of pipeline to lose the meaning of exhaust pipe, cause more important fire incident, for this reason, we propose a novel fire control exhaust pipe.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a novel fire control smoke exhaust pipe is provided, solved present fume extractor and mainly constitute by fire damper, galvanized iron pipeline and enclosure of discharging fume, when flame burns the exhaust pipe through the enclosure, the intensity of a fire can be followed the exhaust pipe and is stretched outward, leads to collapsing of pipeline to lose the meaning of exhaust pipe, cause the problem of more important fire incident.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a novel fire control smoke exhaust pipeline, includes pipeline main part, flange one, flange two, pipeline prevent wind valve and harness cord screw rod, the both ends of pipeline main part are followed respectively fixedly connected with flange one, one of them on the flange one through screw fixedly connected with flange two, fixedly connected with pipeline prevent wind valve on the flange two, fixedly connected with harness cord screw rod runs through fixedly connected with about the pipeline main part middle part.

On the basis of the scheme, the pipeline main body comprises an outer pipeline, a heat-resistant layer, a heat-insulating layer and an inner pipeline, the heat-resistant layer is fixedly connected to the inner side of the outer pipeline, the heat-insulating layer is fixedly connected to the inner side of the heat-resistant layer, the heat-insulating layer is fixedly connected to the inner side of the heat-insulating layer, and the inner pipeline is fixedly connected to the inner side of the.

On the basis of the scheme, the outer pipeline is made of galvanized steel sheets, the heat-resistant layer is made of high-alumina aluminum silicate ceramic fiber paper, the heat-insulating layer is made of superfine centrifugal glass fiber cotton boards, the heat-insulating layer is made of fire-gram fireproof boards, the inner pipeline is made of galvanized steel sheets, and the outer pipeline, the heat-resistant layer, the heat-insulating layer and the inner pipeline are bonded through high-temperature-resistant glass cement.

On the basis of the scheme, the upper end and the lower end of the harness cord screw rod penetrate through the pipeline body and are exposed outside the pipeline body, the two ends of the harness cord screw rod are located on the outer side of the outer pipeline and the inner side of the inner pipeline and are respectively connected with a locking nut through threads, and gaskets are respectively compressed between the inner side of the locking nut and the outer pipeline and the inner pipeline.

On the basis of the scheme, the pipeline main bodies are provided with a plurality of flanges I and bolts, and the flanges I connected with each other are fixedly connected with sealing gaskets made of composite heat-insulating materials.

On the basis of the scheme, a supporting and hanging frame is arranged at the bottom of the pipeline main body, and two ends of the supporting and hanging frame are respectively and fixedly connected with hanging rods on the outer side of the pipeline main body.

Compared with the prior art, the utility model beneficial effect who has is: a new fire-fighting smoke exhaust pipeline adopts a new structure, the pipeline main body of the fire-fighting smoke exhaust pipeline is improved, the pipeline main body is arranged into a multi-layer structure, a heat-resistant layer, a heat-insulating layer and a heat-insulating layer are arranged between an outer pipeline and an inner pipeline, the heat-resistant layer, the heat-insulating layer and the heat-insulating layer are respectively made of high-alumina aluminum silicate ceramic fiber paper, superfine centrifugal glass fiber cotton boards and fire-proof plates, the materials have the advantages of good insulating property, strong heat resistance, good corrosion resistance, low heat conductivity coefficient, light weight and the like, the fire-resistant integrity and the fire-resistant heat-insulating property of the pipeline main body can be greatly improved, the high-temperature smoke is effectively prevented from damaging the structure of the smoke exhaust pipeline after entering the inside of the smoke exhaust pipeline, the possibility of collapse of the smoke exhaust pipeline is reduced, the smooth smoke exhaust and the internal temperature protection, reduced manufacturing cost, the utility model has the advantages of being scientific and reasonable in structure, the fire prevention effect is good, and the cost of manufacture is low, is fit for using widely.

Drawings

FIG. 1 is a schematic view of a novel fire-fighting smoke exhaust pipeline of the present invention;

FIG. 2 is a schematic view of a partial structure of a joint between a main pipe body and a main pipe body in the novel fire-fighting and smoke-discharging pipe of the present invention;

fig. 3 is a partial cross-sectional view of the main section of the novel fire-fighting smoke exhaust pipeline of the utility model.

The reference numbers in the figures are: 1-a pipeline body, 101-an outer pipeline, 102-a heat-resistant layer, 103-a heat-insulating layer, 104-a heat-insulating layer, 105-an inner pipeline, 2-a flange I, 3-a flange II, 4-a pipeline windproof valve, 5-a harness cord screw, 6-a locking nut, 7-a bolt, 8-a sealing gasket, 9-a hanger and 10-a hanger rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 to 3, it can be known that the novel fire-fighting smoke exhaust pipeline comprises a pipeline main body 1, a first flange 2, a second flange 3, a pipeline windproof valve 4 and a harness cord screw 5, wherein the first flange 2 is fixedly connected to the outer edges of the two ends of the pipeline main body 1 respectively, the first flange 2 is convenient for fixedly connecting parts of the pipeline main body, one of the first flange 2 is fixedly connected with the second flange 3 through screws, the second flange 3 is fixedly connected with the pipeline windproof valve 4, the pipeline windproof valve 4 is an existing mature technology product and can play a role in wind and fire prevention, the harness cord screw 5 penetrates through the middle of the pipeline main body 1 from top to bottom, and the harness cord screw 5 can support the pipeline main body 1 and can enhance the strength of the pipeline main body 1.

The pipeline body 1 comprises an outer pipeline 101, a heat-resistant layer 102, a heat-insulating layer 103, a heat-insulating layer 104 and an inner pipeline 105, the heat-resistant layer 102 is fixedly connected to the inner side of the outer pipeline 101, the heat-insulating layer 103 is fixedly connected to the inner side of the heat-resistant layer 102, the heat-insulating layer 104 is fixedly connected to the inner side of the heat-insulating layer 103, the inner pipeline 105 is fixedly connected to the inner side of the heat-insulating layer 104, and the pipeline body 1 formed by a multilayer structure has a good high.

The outer pipeline 101 is made of galvanized steel plates, the heat-resistant layer 102 is made of high-alumina aluminum silicate ceramic fiber paper, the heat-insulating layer 103 is made of superfine centrifugal glass fiber cotton plates, the high-alumina aluminum silicate ceramic fiber paper and the superfine centrifugal glass fiber cotton plates belong to inorganic nonmetal materials with excellent performance, and the high-alumina aluminum silicate ceramic fiber paper and the superfine centrifugal glass fiber cotton plates have the advantages of good insulativity, strong heat resistance, good corrosion resistance, low heat conductivity coefficient, light weight and the like, so that the application between the pipe wall of the inner pipeline 105 and the pipe wall of the outer pipeline 101 is beneficial to improving the fire-resistant integrity and the fire-resistant heat-insulating property of the smoke exhaust pipeline main body 1, the heat-insulating layer 104 is made of fire-proof plates, the fire-proof plates can play a good role in flame retardance, the inner pipeline 105 is made of galvanized steel plates, and the outer pipeline 101, the heat-resistant layer 102, the, the high-temperature-resistant glass cement can resist high temperature and has good bonding effect.

The upper end and the lower end of the harness wire screw 5 penetrate through and are exposed outside the pipeline body 1 respectively, the two ends of the harness wire screw 5 are located on the outer side of the outer pipeline 101 and the inner side of the inner pipeline 105 and are connected with the locking nuts 6 through threads respectively, the harness wire screw 5 can be fixed on the pipeline body 1 through the locking nuts 6 and can support the pipeline body 1, gaskets are respectively compressed between the inner sides of the locking nuts 6 and the outer pipeline 101 and the inner pipeline 105, the gaskets can increase the contact area between the locking nuts 6 and the outer pipeline 101 and the inner pipeline 105, and the outer pipeline 101 and the inner pipeline 105 can be prevented from being damaged due to overlarge pressing force.

Pipeline main part 1 is equipped with a plurality ofly, and is a plurality of carry out fixed connection through flange 2 and bolt 7 between the pipeline main part 1, when the distance of discharging fume is longer, can establish ties a plurality of pipeline main parts 1 and use to the sealed pad 8 that fixedly connected with composite insulation material made between interconnect's flange 2, sealed pad 8 can prevent to leak the cigarette when discharging fume.

The bottom of the pipeline main body 1 is provided with a supporting hanger 9, two ends of the supporting hanger 9 are positioned at the outer side of the pipeline main body 1 and are respectively and fixedly connected with a suspender 10, and the whole smoke exhaust pipeline can be fixedly installed on other buildings through the supporting hanger 9 and the suspender 10.

The utility model discloses a principle and advantage: a novel fire-fighting smoke exhaust pipeline is characterized in that when the fire-fighting smoke exhaust pipeline is installed, a pipeline main body 1 is fixedly connected to a building through a support hanger 9 and a hanger rod 10, one end of the pipeline main body 1 is provided with a first flange 2, a second flange 3 and a screw fixed connection pipeline windproof valve 4, the first flange 2 and the second flange 3 are of a broken bridge type design, when a plurality of pipeline main bodies 1 need to be installed, a sealing gasket 8 is arranged between the first flanges 2 at the ends of the two pipeline main bodies 1, the two first flanges 2 are fixedly connected together through bolts 7, the sealing gasket 8 is clamped and fixed through the first flanges 2, overall assembly is completed, a wire screw 5 is used for supporting the pipeline main bodies 1, the strength of the pipeline main bodies 1 is enhanced, a plurality of wire screws 5 can be arranged under the conditions that the pipeline main bodies 1 are wide and long, a heat-resistant layer 102, a heat-insulating layer 103 and a heat-insulating layer, The high-alumina aluminum silicate ceramic fiber paper and the superfine centrifugal glass fiber cotton board belong to inorganic non-metallic materials with excellent performance, and have the advantages of good insulating property, strong heat resistance, good corrosion resistance, low heat conductivity coefficient, light weight and the like, so the application between the pipe wall of the inner pipeline 105 and the pipe wall of the outer pipeline 101 is beneficial to improving the fire-resistant integrity and the fire-resistant heat-insulating property of the exhaust pipeline main body 1, effectively prevents high-temperature smoke from damaging the structure of the pipeline main body 1 after entering the interior of the exhaust pipeline main body 1, reduces the possibility of collapse of the pipeline main body 1, is beneficial to smooth smoke exhaust and internal temperature protection, thereby ensuring that the pipeline main body 1 can smoothly realize the smoke exhaust function, in addition, the high-alumina aluminum silicate ceramic fiber paper, the centrifugal glass fiber cotton board and the superfine centrifugal glass fiber cotton board are cheap, consequently, be favorable to reduction in production cost, the utility model has the advantages of being scientific and reasonable in structure, the fire prevention effect is good, and the cost of manufacture is low, is fit for using widely.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a novel fire control smoke exhaust pipeline, includes pipeline main part (1), flange one (2), flange two (3), pipeline blast gate (4) and harness cord screw rod (5), its characterized in that: the pipeline is characterized in that the two ends of the pipeline main body (1) are respectively fixedly connected with a flange I (2) and a flange II (3) through screws fixedly connected with the flange I (2), the flange II (3) is fixedly connected with a pipeline windproof valve (4), and the middle part of the pipeline main body (1) is vertically penetrated by a fixedly connected harness cord screw (5).

2. A novel fire protection and smoke exhaust pipe according to claim 1, wherein said pipe body (1) comprises an outer pipe (101), a heat-resistant layer (102), a heat-insulating layer (103), a heat-insulating layer (104) and an inner pipe (105), said heat-resistant layer (102) is fixedly connected to the inner side of said outer pipe (101), said heat-insulating layer (103) is fixedly connected to the inner side of said heat-resistant layer (102), said heat-insulating layer (104) is fixedly connected to the inner side of said heat-insulating layer (103), and said inner pipe (105) is fixedly connected to the inner side of said heat-insulating layer (104).

3. A novel fire protection and smoke exhaust pipe according to claim 2, wherein said outer pipe (101) is made of galvanized steel sheet, said heat resistant layer (102) is made of alumina-alumina silicate ceramic fiber paper, said heat insulating layer (103) is made of ultra-fine centrifugal glass fiber cotton board, said heat insulating layer (104) is made of fire-proof board, said inner pipe (105) is made of galvanized steel sheet, and said outer pipe (101), said heat resistant layer (102), said heat insulating layer (103), said heat insulating layer (104) and said inner pipe (105) are bonded to each other by high temperature resistant glass-water adhesive.

4. A novel fire and smoke exhaust pipe according to claim 1, wherein the upper and lower ends of the wire screw (5) are respectively exposed outside the pipe body (1), and the two ends of the wire screw (5) are located at the outer side of the outer pipe (101) and the inner side of the inner pipe (105) and are respectively connected with a locking nut (6) through threads, and gaskets are respectively compressed between the inner side of the locking nut (6) and the outer pipe (101) and the inner pipe (105).

5. A novel fire protection and smoke exhaust pipeline according to claim 1, wherein said pipeline main body (1) is provided with a plurality of said pipeline main bodies (1) which are fixedly connected through a first flange (2) and a bolt (7), and a sealing gasket (8) made of composite heat insulation material is fixedly connected between the first flanges (2) which are connected with each other.

6. A novel fire smoke exhaust pipeline according to claim 1, wherein a support hanger (9) is arranged at the bottom of the pipeline main body (1), and a suspension rod (10) is fixedly connected to two ends of the support hanger (9) respectively at the outer side of the pipeline main body (1).