CN215213563U - Underground is air pipe and ventilation structure for chamber - Google Patents

Abstract

The utility model discloses an underground is air pipe and ventilation structure for chamber belongs to the mine construction field. This air pipe is including the dryer that link up from beginning to end, the ring flange is equipped with to the at least one end of dryer, there is the dryer apron through bolt fixed mounting on the ring flange, the ring flange with the stagnant water pad has between the dryer apron, and it can be used for the ventilation structure's of ramp arrange in the middle of, when guaranteeing ventilation ability, possesses higher life. This ventilation structure itself can improve the circulation of air ability in the ramp, with the harmful gas exhaust in the ramp, guarantees that staff's is healthy, and it adopts above-mentioned air pipe simultaneously, possesses higher life.

Description

Underground is air pipe and ventilation structure for chamber

Technical Field

The utility model belongs to the mine construction field, more specifically say, relate to an underground cave is air pipe and ventilation structure for room.

Background

Most of traditional underground mines are vertical shaft development, personnel, materials and materials are all put down to each position in the pit through the auxiliary shaft, the ore extracted from the underground is lifted to the ground through the main shaft, and the vertical shaft is the only safety channel of the underground mine, so that the transportation of the personnel and the materials is very troublesome. At present, most underground mines are provided with slope roads which are directly communicated with the earth surface, and although the slope roads have the defects of large engineering quantity, long construction period and high construction cost, the slope roads can be directly communicated to all underground positions from the earth surface, so that the transportation of personnel and materials is facilitated, the efficiency and the benefit are greatly improved, and the slope roads are the most reliable safety passages for underground escape.

In the construction process of the slope, for the slope with longer construction length, workers need to continuously excavate the subsequent slope in the slope which is not completely constructed, so that the waterproof and ventilation work of the slope in the excavation process is very important and is an important guarantee for the health and safety of the workers. The existing underground mine passages are generally provided with ventilation structures, but the ventilation structures of the existing underground mine passages have imperfect places in actual work.

The Chinese patent application numbers are: CN201320251862.2, published date: patent literature 2 month 19 days 2014 discloses a ventilation unit that can effectively reduce harmful gas in mine haulage roadway, relates to defeated tunnel, ventilation unit set up in haulage roadway one side setting. The utility model discloses an adopted and installed tunnel type fan at the top position of chamber, not occuping the passageway, and become the slope installation with the ramp platform, in taking out fresh air flow to haulage roadway, make the volume of wind increase in the haulage roadway, made dust, CO2 concentration dilute, the quick pump drainage is gone out, reaches ventilation exhaust, reduces the effect of harmful gas concentration. However, the ramp only adopts the fan as the ventilation mechanism, which can accelerate the air circulation in the haulage roadway and extract harmful gas, but the ventilation structure is difficult to meet the air circulation requirement of the whole ramp under the condition that the length of the ramp is long.

The Chinese patent application numbers are: CN202010304843.6, published date: patent document No. 8/7/2020 discloses a landfill chamber for backfilling industrial waste and a ventilation method thereof, comprising a mountain, a main chamber formed in the mountain, at least one sub-chamber communicated with the main chamber, and a sealing door provided at a communication position of the sub-chamber and the main chamber, wherein: the mountain air conditioner comprises an exhaust channel and an air supply system, wherein the exhaust channel is formed in the mountain body and is respectively communicated with the main chamber and the auxiliary chamber; when the air supply system supplies air to the main chamber and the auxiliary chamber, the main chamber and the auxiliary chamber are in air interaction with the outside through the exhaust channel; the invention has the beneficial effects that: can carry out reasonable air feed to industry waste material reservoir, guarantee the normal ventilation of reservoir to improve the air quality of reservoir, do benefit to the staff activity. However, this ventilation method is not suitable for the structure of the conventional single inclined ramp leading to the bottom of the mine, the arrangement of the exhaust passage may affect the normal transportation work of the transportation passage, and it is difficult to ensure the installation strength of the exhaust passage while ensuring the reasonable arrangement between the exhaust passage and the rest of the structure in the installation of the exhaust passage.

In addition, for the slope way in the complex water-rich aquifer, the joint of the ventilation pipeline arranged in the slope way is easily wetted by water, so that the joint is corroded and damaged, and the service life of the ventilation pipeline is shortened.

Disclosure of Invention

1. Problems to be solved

The relatively poor problem of water-proof effects to the slope of current underground mine mountain especially is in the air pipe of the slope of complicated rich water aquifer, the utility model provides an air pipe for underground chamber can be used for arranging of the ventilation structure of slope in the middle of, when guaranteeing the ventilation ability, possesses higher life.

The utility model also provides an underground cave is ventilation structure for room adopts above-mentioned underground cave is air pipe for room, can improve the circulation of air ability in the ramp, with the harmful gas discharge in the ramp, guarantees that staff's is healthy, and it possesses higher life simultaneously.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides an underground chamber uses air pipe, includes the dryer that link up around, the ring flange is equipped with to the at least one end of dryer, there is the dryer apron through bolt fixed mounting on the ring flange, the ring flange with the stagnant water pad has between the dryer apron.

As a further improvement of the technical scheme, the outer side wall of the air duct is provided with a reinforcing angle steel.

As a further improvement of the technical scheme, a plurality of rows of reinforcing angle steels are arranged on the outer side wall of the air duct at equal intervals along the length direction of the air duct.

As a further improvement of the technical scheme, each row of the reinforcing angle steels is provided with a plurality of reinforcing angle steels which are arranged at equal intervals along the circumferential direction of the outer side wall of the air duct.

As a further improvement of the technical scheme, each row of the reinforcing angle steels are of an annular structure and are sleeved on the air duct along the circumferential direction of the outer side wall of the air duct.

As a further improvement of the technical scheme, a reinforcing triangular rib is fixedly connected between the flange plate and the outer side wall of the wind barrel.

As a further improvement of the technical scheme, the reinforcing triangular ribs are provided with a plurality of reinforcing triangular ribs which are arranged at equal intervals along the circumferential direction of the outer side wall of the air duct.

As a further improvement of the technical scheme, the reinforcing triangular rib is of an annular structure and is sleeved between the flange plate and the outer side wall of the air cylinder along the circumferential direction of the outer side wall of the air cylinder.

A ventilation structure for an underground chamber comprises a chamber wall body, a fan and a ventilation pipeline, wherein the chamber wall body is arranged in a slope and internally provided with a chamber channel which is communicated from front to back, the ventilation pipeline adopts the ventilation pipeline for the underground chamber and is arranged in the chamber wall body, and the front end and the rear end of the ventilation pipeline respectively extend out of the chamber wall body; the fan is arranged in an air inlet roadway communicated with the slope ramp and the outside and is connected with the ventilation pipeline through a pipeline.

As a further improvement of the technical scheme, the two ventilating ducts are respectively connected with a fan.

3. Advantageous effects

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

(1) the utility model relates to an air pipe for underground chamber, its dryer apron can conveniently be installed at the dryer joint fast through the ring flange, and it is comparatively convenient to install and maintain, especially, it has considered the special operating mode of the ramp in complicated rich water aquifer, is equipped with the stagnant water pad between ring flange and dryer apron, can fasten the sealed dryer joint, prevent that the dryer from seeping water and leaking, and have the effect of shock attenuation buffering, improve the life of air pipe effectively;

(2) the utility model relates to an air pipe for underground chamber, the lateral wall of dryer is equipped with the enhancement angle steel, and the enhancement angle steel can reinforce the mounting structure of dryer for the dryer lasts the stable ground work, improves the ventilation effect of underground mine ventilation system;

(3) the utility model relates to an air pipe for underground chamber, which is characterized in that a reinforcing triangular rib is fixedly connected between a flange plate and the outer side wall of an air cylinder, so that the connection strength between the flange plate and the air cylinder can be improved, and the overall structure of the air pipe is more stable;

(4) the utility model relates to a ventilation structure for underground chamber installs air pipe in the chamber wall body of ramp, can accelerate the circulation of air in the ramp, discharges the harmful gas in the ramp, guarantees that the staff's health, and air pipe adopts above-mentioned ventilation pipe for underground chamber, and installation intensity is higher, and life is longer, makes ventilation structure's work more stable;

(5) the utility model relates to a ventilation structure is used to underground chamber installs two air pipe of connecting the fan respectively in chamber wall body, can adopt two hair-dryers respectively simultaneously to send the new trend in the ramp according to operating condition, perhaps adopts a hair-dryer to send the new trend, and the form of another air exhauster suction-type fan has accelerateed the circulation of air of ramp, has improved the air purification effect.

Drawings

Fig. 1 is a schematic structural view of a ventilation duct;

FIG. 2 is a schematic view of the ventilation structure;

in the figure: 1. an air duct; 2. a flange plate; 3. a bolt; 4. a wind barrel cover plate; 5. a water stop pad; 6. reinforcing angle steel; 7. reinforcing the triangular ribs; 8. a chamber wall; 9. a fan; 10. an air inlet roadway.

Detailed Description

The invention will be further described with reference to specific embodiments and drawings.

Example 1

A ventilation pipeline for an underground chamber is mainly used in a ventilation structure in a slope way of an underground mine, harmful gas in the slope way is discharged, air in the slope way is enabled to circulate, and the health of workers is guaranteed.

As shown in fig. 1, the main structure of the ventilation duct is an air duct 1, and the air duct 1 is a common duct structure and is made of a rigid material, so that the air duct 1 has high strength. The joint of at least one end of the wind tube 1 is provided with a flange 2, the flange 2 is fixedly provided with a wind tube cover plate 4 through a bolt 3, and a water stop pad 5 is arranged between the flange 2 and the wind tube cover plate 4. This dryer apron 4 can conveniently install fast in 1 joint department of dryer through ring flange 2, and it is comparatively convenient to install the maintenance, especially, and it has considered the special operating mode of the ramp that is in complicated rich water aquifer, is equipped with stagnant water pad 5 between ring flange 2 and dryer apron 4, can fasten sealed dryer 1 and connect, prevents that 1 infiltration of dryer from leaking water to have the effect of shock attenuation buffering, improve air pipe's life effectively.

In addition, in consideration of the installation conditions of the underground slope, the ventilation duct must have high installation strength, and therefore the present embodiment takes the following measures. On the lateral wall of dryer 1, be equipped with the reinforcing angle steel 6 that the multirow encircleed dryer 1 lateral wall along the length direction equidistance of lateral wall, it is specific, every row of reinforcing angle steel 6 can be a plurality of angle steels of the equidistant arrangement of circumference of dryer 1's lateral wall or the single annular structure of cup jointing on dryer 1 along the circumference of dryer 1's lateral wall, every row of reinforcing angle steel 6 of this embodiment adopts first structural style. Strengthen angle steel 6 and can consolidate the mounting structure of dryer 1 for dryer 1 lasts to work steadily, improves underground mine ventilation system's ventilation effect.

Simultaneously, fixedly connected with strengthens triangle rib 7 between ring flange 2 and 1 lateral wall of dryer, and is similar to the arrangement structure who strengthens angle steel 6 to some extent, strengthens triangle rib 7 and can be a plurality of triangle ribs or the single annular structure of cup jointing between ring flange 2 and 1 lateral wall of dryer along the circumference of the lateral wall of dryer 1 of equidistant arrangement of circumference of the lateral wall of dryer 1, and this embodiment takes the structural style of a triangle rib of first kind. The reinforcing triangular ribs 7 can improve the connection strength between the flange plate 2 and the air cylinder 1, so that the overall structure of the ventilation pipeline is more stable.

In summary, the ventilation duct for the underground chamber of the present embodiment can be used in the arrangement of the ventilation structure of the ramp, and has a longer service life while ensuring the ventilation capability.

Example 2

A ventilation structure for an underground chamber is used for improving the air circulation effect in a slope ramp and ensuring the health and safety of workers when underground mine excavation and extension construction is carried out, and the specific structure and the working principle of the ventilation structure are described in detail below.

As shown in fig. 2, the ventilation structure is arranged in a slope formed by underground surrounding rocks and comprises a chamber wall body 8, a fan 9 and a ventilation pipeline. The chamber wall body 8 is arranged in surrounding rocks of the ramp, and a chamber channel which is communicated with the front and the back is arranged in the chamber wall body and is used as a transportation channel. Air pipe adopts the underground chamber in embodiment 1 to use air pipe, it sets up in chamber wall body 8 and the front and back end stretches out chamber wall body 8 respectively, fan 9 sets up in intercommunication ramp and external air inlet tunnel 10, it connects the one end that air pipe is close to the ramp export through soft wind section of thick bamboo, and simultaneously, air pipe's other end joint department also is connected with the soft wind section of thick bamboo that stretches into the ramp depths to play circulation of air with higher speed, purify the effect of ramp depths foul gas.

In this embodiment, air pipe has two, and two air pipe connect a fan 9 respectively, and fan 9 can adopt two hair-dryers to send the new trend in the ramp simultaneously according to operating condition respectively, perhaps adopts a hair-dryer to send the new trend, and the form of another air exhauster suction dirty wind has accelerated the circulation of air of ramp, has improved the air purification effect.

The ventilation structure for the underground chamber of this embodiment can improve the circulation of air ability in the ramp, discharges the harmful gas in the ramp, guarantees that staff's is healthy, and its ventilation pipe that adopts embodiment 1 possesses higher life simultaneously.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims (10)

1. The utility model provides an underground is air pipe for chamber, includes dryer (1) that link up around, ring flange (2), its characterized in that are equipped with to at least one end of dryer (1): the wind tube cover plate (4) is fixedly mounted on the flange plate (2) through bolts (3), and a water stop pad (5) is arranged between the flange plate (2) and the wind tube cover plate (4).

2. A ventilation duct for an underground chamber as claimed in claim 1, wherein: and the outer side wall of the air duct (1) is provided with a reinforcing angle steel (6).

3. A ventilation duct for an underground chamber as claimed in claim 2, wherein: and a plurality of rows of reinforcing angle steels (6) are arranged on the outer side wall of the air duct (1) at equal intervals along the length direction of the air duct.

4. A ventilation duct for an underground chamber as claimed in claim 3, wherein: each row of the reinforcing angle steels (6) is provided with a plurality of reinforcing angle steels which are arranged at equal intervals along the circumferential direction of the outer side wall of the air duct (1).

5. A ventilation duct for an underground chamber as claimed in claim 3, wherein: each row of the reinforcing angle steel (6) is of an annular structure and is sleeved on the air duct (1) along the circumferential direction of the outer side wall of the air duct (1).

6. A ventilation duct for an underground chamber as claimed in any one of claims 1 to 5, wherein: and a reinforcing triangular rib (7) is fixedly connected between the flange plate (2) and the outer side wall of the air duct (1).

7. The ventilation duct for an underground chamber as claimed in claim 6, wherein: the reinforcing triangular ribs (7) are arranged at equal intervals along the circumferential direction of the outer side wall of the air duct (1).

8. The ventilation duct for an underground chamber as claimed in claim 6, wherein: the reinforcing triangular rib (7) is of an annular structure and is sleeved between the flange plate (2) and the outer side wall of the air duct (1) along the circumferential direction of the outer side wall of the air duct (1).

9. The utility model provides an underground chamber is with ventilation structure, includes chamber wall body (8), chamber wall body (8) set up in the ramp and inside be equipped with the chamber passageway that link up around, its characterized in that: the device also comprises a fan (9) and a ventilating duct; the ventilation duct for the underground chamber as claimed in any one of claims 1 to 8, which is provided in the chamber wall (8) and has front and rear ends respectively projecting out of the chamber wall (8); the fan (9) is arranged in an air inlet roadway (10) communicated with the slope way and the outside and is connected with the ventilation pipeline through a pipeline.

10. The ventilation structure for an underground chamber as claimed in claim 9, wherein: the two ventilation pipelines are respectively connected with a fan (9).

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