CN212359843U

CN212359843U - Fireproof ventilating duct for mining field

Info

Publication number: CN212359843U
Application number: CN202021164906.4U
Authority: CN
Inventors: 犹元成
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-01-15
Anticipated expiration: 2030-06-22

Abstract

The utility model relates to a fire prevention air pipe technical field specifically is a fire prevention air pipe for mining field, including first air pipe and second air pipe, first air pipe's inside fixedly connected with water-cooling pipeline, one side fixedly connected with closing plate of first air pipe, the closing plate is close to the first link of one side fixedly connected with of first air pipe. The utility model has the advantages that: through setting up the harm that the conflagration takes place to can effectively avoid pipeline high temperature to appear in the water-cooling pipeline, through the first link of one side fixedly connected with that is close to first air pipe at the closing plate, and the bolt, the cooperation setting of nut and second link, the better pipeline of having simplified, the installation effectiveness is improved, the damage appears and only needs to change a lesson of damage, manpower and materials have been saved, personnel appear in the pit when can effectively avoiding taking place mine disaster and conflagration through the inside fixedly connected with emergency ladder of second air pipe.

Description

Fireproof ventilating duct for mining field

Technical Field

The utility model relates to a fire prevention air pipe technical field, especially a fire prevention air pipe for mining field.

Background

The ventilation duct is a short name of a ventilation duct, and is a metal or nonmetal duct for ventilation and air-conditioning engineering of industrial and civil buildings. The ventilation pipeline is a municipal infrastructure for circulating air and reducing the concentration of harmful gases. The mining process is full of danger, one important reason is that the mining is generally carried out below the ground, a tunnel needs to be drilled below the ground in many times, then miners and various equipment carry out various excavation operations, a large amount of carbon dioxide, natural gas and other gases which threaten the lives of the miners exist below the ground, therefore, ventilation and air exchange are required to be carried out between the excavated surface and the ground at the moment, and the ventilation pipeline plays an important role obviously at the moment, so the ventilation pipeline plays an important role in guaranteeing the life safety of the miners in underground mining.

The traditional ventilating duct has large volume and is inconvenient to freely carry and move, so that a large amount of manpower and material resources are consumed in the process of installing the ventilating duct; the traditional ventilation pipeline has low recycling rate, so that the cost of the ventilation pipeline is increased when in use, and once the ventilation pipeline is damaged, the ventilation pipeline must be replaced in a whole section, so that the ventilation pipeline is troublesome and has high cost; the traditional ventilating duct has poor fireproof performance and is easy to burn.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a fire prevention air pipe for mining field.

The purpose of the utility model is realized through the following technical scheme: a fireproof ventilation pipeline for the mining field comprises a first ventilation pipeline and a second ventilation pipeline, the interior of the first ventilating duct is fixedly connected with a water-cooling duct, one side of the first ventilating duct is fixedly connected with a sealing plate, one side of the sealing plate close to the first ventilating duct is fixedly connected with a first connecting frame, a bolt is inserted in the first connecting frame, one side of the bolt is in threaded connection with a nut, one side of the second ventilation pipeline close to the first connecting frame is fixedly connected with a second connecting frame, the escape ladder is fixedly connected inside the second vent pipeline, a third vent pipeline is welded on one side of the first vent pipeline, which is far away from the second vent pipeline, one side of the third ventilation pipeline, which is close to the second connecting frame, is provided with a fireproof door, and one side of the third ventilation pipeline, which is close to the fireproof door, is spliced with a fireproof plate.

Optionally, one side of the third ventilation pipe far away from the first ventilation pipe is fixedly connected with a one-way valve, and one side of the one-way valve far away from the third ventilation pipe is fixedly connected with a ventilation opening.

Optionally, one side fixedly connected with air exhauster that fire door was kept away from to third ventilation duct, one side fixedly connected with dust collection box that the air exhauster is close to the check valve.

Optionally, the first ventilation duct is made of alumina, and the first ventilation duct is filled with gypsum.

Optionally, the size of the bolt is matched with the size of the second connecting frame.

Optionally, the fireproof plate is made of cement.

Optionally, the size of the first ventilation duct, the size of the second ventilation duct and the size of the third ventilation duct are matched.

The utility model has the advantages of it is following:

1. this fire prevention air pipe, one side fixedly connected with closing plate through first air pipe can make the pipeline sealed intact in the joining process, increase ventilation efficiency, the harm of conflagration appears in the inside fixedly connected with water-cooling pipeline through first air pipe can effectively avoid the pipeline high temperature, through the first link of one side fixedly connected with that is close to first air pipe at the closing plate, and the bolt, the cooperation setting of nut and second link, the better pipeline of having simplified, the installation effectiveness is improved, the damage appears and only needs to change a lesson of damage, manpower and materials have been saved.

2. This fire prevention air pipe, keep away from one side fixedly connected with check valve of first ventilation pipe through third air pipe and can make the pipeline have the function of one-way circulation, prevent the air reflux, in personnel's the pit appears when the inside fixedly connected with emergency ladder through second air pipe can effectively avoid taking place mine disaster and conflagration in, harm personnel's life, one side fixedly connected with dust collection box that is close to the check valve through the air exhauster can be collected the interior dust of pit, prevent the exhaust natural air pollution, it has the PLASTIC LAMINATED to peg graft when can effectively avoiding taking place the conflagration to have the PLASTIC LAMINATED through one side that third air pipe is close to preventing fire door, from the pipeline leap fire.

Drawings

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

fig. 2 is a schematic perspective view of a first ventilation duct according to the present invention;

fig. 3 is an enlarged schematic view of a structure at a in fig. 1 according to the present invention.

In the figure: 1-a first ventilating duct, 2-a second ventilating duct, 3-a water-cooling duct, 4-a sealing plate, 5-a first connecting frame, 6-a bolt, 7-a nut, 8-a second connecting frame, 9-an escape ladder, 10-a third duct, 11-a fireproof door, 12-a fireproof plate, 13-a one-way valve, 14-a ventilating opening, 15-an exhaust fan and 16-a dust collection box.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in figures 1-3, a fireproof ventilation duct for mining field, which comprises a first ventilation duct 1 and a second ventilation duct 2, wherein a water-cooling duct 3 is fixedly connected inside the first ventilation duct 1, which can effectively avoid the fire hazard caused by high temperature of the duct, a sealing plate 4 is fixedly connected to one side of the first ventilation duct 1, which can make the duct well sealed in the connection process, thereby increasing the ventilation efficiency, a first connecting frame 5 is fixedly connected to one side of the sealing plate 4 close to the first ventilation duct 1, a bolt 6 is inserted into the first connecting frame 5, a nut 7 is screwed to one side of the bolt 6, a second connecting frame 8 is fixedly connected to one side of the second ventilation duct 2 close to the first connecting frame 5, thereby better simplifying the duct, improving the installation efficiency, only replacing the damaged section when the damage occurs, and saving manpower and material resources, inside fixedly connected with emergency ladder 9 of second ventilation duct 2, appear personnel stranded in the pit when can effectively avoiding taking place mine disaster and conflagration, harm personnel's life, one side welding that second ventilation duct 2 was kept away from to first ventilation duct 1 has third ventilation duct 10, one side that third ventilation duct 10 is close to second link 8 is provided with prevents fire door 11, open a door and flee, one side that third ventilation duct 10 is close to preventing fire door 11 is pegged graft and is had PLASTIC LAMINATED 12, flame strikes the pipeline when can effectively avoiding taking place the conflagration, leap up fire from the pipeline.

As an optimal technical solution of the utility model: one side fixedly connected with check valve 13 that first air pipe 1 was kept away from to third air pipe 10 can make the pipeline have the function of one-way circulation, prevents the air backward flow, and one side fixedly connected with vent 14 that third air pipe 10 was kept away from to check valve 13.

As an optimal technical solution of the utility model: one side fixedly connected with air exhauster 15 that third ventilation duct 10 kept away from to prevent fire door 11, one side fixedly connected with dust bin 16 that air exhauster 15 is close to check valve 13 can collect the interior dust in the pit, prevents to discharge the nature contaminated air.

As an optimal technical solution of the utility model: the material of first air pipe 1 is aluminium oxide, and the filler material of first air pipe 1 is the gypsum, prevents the burning.

As an optimal technical solution of the utility model: the size of the bolt 6 is matched with that of the second connecting frame 8, and the bolt is connected in a matched mode.

As an optimal technical solution of the utility model: the fire-proof plate 12 is made of cement to prevent combustion.

As an optimal technical solution of the utility model: the size of the first ventilation pipeline 1, the size of the second ventilation pipeline 2 and the size of the third ventilation pipeline 10 are matched.

In summary, the following steps: the fireproof ventilating duct has the advantages that the sealing plate 4 is fixedly connected to one side of the first ventilating duct 1, so that the duct can be well sealed in the connecting process, the ventilating efficiency is improved, the water-cooling duct 3 is fixedly connected to the inside of the first ventilating duct 1, the damage of fire caused by high temperature of the duct can be effectively avoided, the first connecting frame 5 is fixedly connected to one side of the sealing plate 4 close to the first ventilating duct 1, the bolt 6, the nut 7 and the second connecting frame are arranged in a matched mode, the duct is better simplified, the installation efficiency is improved, only one damaged section needs to be replaced when the duct is damaged, manpower and material resources are saved, the check valve 13 is fixedly connected to one side of the third ventilating duct 10 far away from the first ventilating duct 1, so that the duct has the function of one-way circulation, the air backflow is prevented, the escape ladder 9 is fixedly connected to the inside of the second ventilating duct 2, and personnel trapped in mine pits when mine disast, endanger personnel's life, one side fixedly connected with dust collection box 16 that is close to check valve 13 through air exhauster 15 can be collected the interior dust of pit, prevents to discharge the natural air pollution, and it has PLASTIC LAMINATED 12 to peg graft in one side that is close to fire door 11 through third ventilation pipeline 10 can effectively avoid the flame to strike the pipeline when taking place the conflagration, leaps up the fire from the pipeline.

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. The utility model provides a fire prevention air pipe for mining field which characterized in that: including first air pipe (1) and second air pipe (2), inside fixedly connected with water-cooling pipeline (3) of first air pipe (1), one side fixedly connected with closing plate (4) of first air pipe (1), one side fixedly connected with first link (5) that closing plate (4) are close to first air pipe (1), the inside grafting of first link (5) has bolt (6), one side threaded connection of bolt (6) has nut (7), one side fixedly connected with second link (8) that second air pipe (2) are close to first link (5), the inside fixedly connected with escape ladder (9) of second air pipe (2), one side welding that second air pipe (2) were kept away from in first air pipe (1) has third air pipe (10), one side that third air pipe (10) are close to second link (8) is provided with prevents fire door (11) And a fireproof plate (12) is inserted at one side of the third ventilation pipeline (10) close to the fireproof door (11).

2. A fire-resistant ventilation duct for use in the mining field according to claim 1, characterized in that: one side fixedly connected with check valve (13) of first air pipe (1) is kept away from in third air pipe way (10), one side fixedly connected with vent (14) of third air pipe way (10) are kept away from in check valve (13).

3. A fire-resistant ventilation duct for use in the mining field according to claim 1, characterized in that: one side fixedly connected with air exhauster (15) that fire door (11) were kept away from in third ventilation duct (10), one side fixedly connected with dust collection box (16) that air exhauster (15) are close to check valve (13).

4. A fire-resistant ventilation duct for use in the mining field according to claim 1, characterized in that: the material of first air pipe (1) is aluminium oxide, the filler material of first air pipe (1) is the gypsum.

5. A fire-resistant ventilation duct for use in the mining field according to claim 1, characterized in that: the size of the bolt (6) is matched with that of the second connecting frame (8).

6. A fire-resistant ventilation duct for use in the mining field according to claim 1, characterized in that: the fireproof plate (12) is made of cement.

7. A fire-resistant ventilation duct for use in the mining field according to claim 1, characterized in that: the size of the first ventilation pipeline (1), the size of the second ventilation pipeline (2) and the size of the third ventilation pipeline (10) are matched.