CN218991664U

CN218991664U - Gas ventilation device for tunneling working face

Info

Publication number: CN218991664U
Application number: CN202222999973.3U
Authority: CN
Inventors: 宋全力; 刘立
Original assignee: Anhui Guanghua Electromechanical Equipment Co ltd
Current assignee: Anhui Guanghua Electromechanical Equipment Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-05-09
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses a gas ventilation device for a tunneling working face, which comprises an exhaust pipeline, wherein an exhaust fan is arranged on the ventilation pipeline, an installation seat is fixedly connected to the pipe orifice of the exhaust pipeline, a filter cartridge assembly is arranged in the installation seat, and a net cover is arranged on the right side of the installation seat. The utility model has the advantages that: the main utilization installs cartridge filter subassembly and screen panel in the air intake department of exhaust duct, and screen panel suppression cartridge filter subassembly is installed, utilizes cartridge filter subassembly can filter and concentrate the dust when the convulsions, can reduce the inside that the dust got into exhaust duct, makes the inside better ventilation environment that keeps of pipeline. The filter screen that sets up is the tube-shape, when using, can reduce the windage, and the flat section of thick bamboo that sets up is the cuboid shape, and inside is hollow structure, and the dust that the filter screen was filtered can fall into in the dust collection box from flat section of thick bamboo to can both play the filter effect, can concentrate the dust again, be convenient for clear up.

Description

Gas ventilation device for tunneling working face

Technical Field

The utility model relates to the technical field of ventilation, in particular to a gas ventilation device for a tunneling working face.

Background

Ventilation of the gas tunnel is most important to ensure continuous and uninterrupted supply of air to the working surface. Because gas forms an explosive state when the concentration of gas accumulated in a space of more than 0.5 cubic meters by a few minutes is more than 5% without ventilation, the following regulations for coal mine safety state currently state: the ventilation of the gas tunnel adopts a press-in ventilation method, a press-in fan is arranged outside the hole, a fan with the same model is reserved, and the two fans are connected with the air pipe after being connected through a tee joint.

Above-mentioned ventilation unit has mainly included fan and tuber pipe, and the air inlet and outlet department of tuber pipe sets up in the entry face department, and does not set up the filter screen in the present air pipe, and air pipe uses for a long time, and entry face can produce a large amount of dust, and then pile up a large amount of dust in the pipeline easily when leading to ventilation, and the pipeline space is narrow and small, is difficult to clear up, therefore at present want to reduce the dust and lets in inside the tuber pipe.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a gas ventilation device for a tunneling working face.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a tunneling working face gas ventilation unit, includes the exhaust duct, install the exhaust fan on the air duct, the mouth of pipe department fixedly connected with mount pad of exhaust duct, install cartridge filter subassembly in the mount pad, the screen panel is installed on the right side of mount pad.

Preferably, the filter cartridge assembly comprises a cylindrical filter screen, a clamping ring is fixedly connected to the right side of the filter screen and clamped on the mounting seat, a flat cylinder is fixedly connected to the bottom of the filter screen, and a dust collecting box is fixedly connected to the bottom of the flat cylinder.

Preferably, a notch is formed in a position, corresponding to the flat cylinder, on the mounting seat, and the flat cylinder is correspondingly matched with the notch.

Preferably, the front surface of the dust collecting box is hinged with a sealing door through a hinge.

Preferably, a stepped groove is formed in the right side of the mounting seat, an internal thread is arranged on the groove wall of the stepped groove, an external thread is arranged at the edge position of the mesh enclosure, and the mesh enclosure is mounted on the internal thread through the external thread.

The beneficial effects of the utility model are as follows:

the first, the utility model provides a tunneling working face gas ventilation device, mainly utilize to install cartridge filter subassembly and screen panel in the air intake department of exhaust duct, screen panel suppression cartridge filter subassembly installs, utilizes cartridge filter subassembly can filter and concentrate the dust when the convulsions, can reduce the inside that the dust got into exhaust duct, makes the pipeline inside keep better ventilation environment.

The second, the filter screen of setting is the tube-shape, when using, can reduce the windage, and the flat tube of setting is the cuboid shape, and inside is hollow structure, and filter screen filterable dust can fall into in the dust collection box from flat tube to can both play the filter effect, can concentrate the dust again, be convenient for clear up.

Drawings

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

FIG. 2 is a partial right side view of the filter cartridge assembly of the present utility model;

fig. 3 is a front view of the dust box of the present utility model.

In the figure: 1. an exhaust fan; 2. a mounting base; 3. a filter cartridge assembly; 301. a filter screen; 302. a clasp; 303. a flat cylinder; 304. a dust collection box; 4. a mesh enclosure; 5. a notch; 6. sealing the door; 7. a stepped groove; 8. an internal thread; 9. an external thread; 10. and (5) exhausting the air.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

As shown in fig. 1-3, the gas ventilation device for the tunneling working face provided by the utility model comprises an exhaust pipeline, wherein an exhaust fan is arranged on the ventilation pipeline, an installation seat is fixedly connected to the pipe orifice of the exhaust pipeline, a filter cartridge assembly is arranged in the installation seat, and a net cover is arranged on the right side of the installation seat. The air draft fan and the air draft pipeline generally refer to the ventilating pipeline, the ventilating pipeline can be used as air inlet or air outlet, the air draft can show the flow direction of air, the air draft fan is arranged at the rear end of an air port of the air draft pipeline, the damage of dust to the air draft fan is reduced, when the air draft fan works, the air draft fan is used for sucking dust at the pipe orifice of the air draft pipeline, the dust is sucked from the pipe orifice of the air draft pipeline, the dust can be filtered and collected intensively when passing through the filter cartridge assembly, the filter cartridge assembly is clamped at the mounting seat and is pressed and mounted by the screen cover, the screen cover is used as a protective screen, and the screen cover is in a grid-shaped form of metal generally and can block large-particle dust.

The filter cartridge assembly comprises a cylindrical filter screen, a clamping ring is fixedly connected to the right side of the filter screen, the clamping ring is clamped on a mounting seat, a flat cylinder is fixedly connected to the bottom of the filter screen, and a dust collecting box is fixedly connected to the bottom of the flat cylinder. The filter screen sets up to the tube-shape, when using, can reduce the windage, and the flat section of thick bamboo of setting is the cuboid shape, and inside is hollow structure, and the dust that the filter screen filtered can fall into in the dust collection box from flat section of thick bamboo to can both play the filtration, can concentrate the dust again, be convenient for clear up.

The mounting seat is provided with a notch at a position corresponding to the flat cylinder, and the flat cylinder is correspondingly matched with the notch. The notch that sets up is the shape corresponding cooperation with flat section of thick bamboo, and when cartridge filter subassembly installation, the notch department that sets up corresponds the grafting is flat section of thick bamboo.

The front of the dust box is hinged with a sealing door through a hinge. The sealing door is arranged on the dust collecting box, and can be opened to clean dust when the dust collecting box is cleaned.

The right side of mount pad has seted up the ladder groove, be provided with the internal thread on the cell wall in ladder groove, the marginal position of screen panel is provided with the external screw thread, the screen panel passes through the external screw thread and installs on the internal screw thread. The ladder groove that sets up is the snap ring of cartridge filter subassembly of being convenient for put into the installation, and the screen panel utilizes the external screw thread can install internal screw thread department, compresses tightly the snap ring of cartridge filter subassembly to accomplish the installation to cartridge filter subassembly and screen panel.

Working principle: when the exhaust fan works, the pipe orifice of the exhaust pipeline is used for sucking air, dust is sucked from the pipe orifice of the exhaust pipeline, dust can be filtered and collected intensively when passing through the filter cartridge component, the filter cartridge component is clamped at the mounting seat and is pressed and mounted by the screen cover, the screen cover can be mounted at the inner thread by utilizing the outer threads, the clamping ring of the filter cartridge component is pressed, thereby the installation of the filter cartridge component and the screen cover is completed, the screen cover is used as a protective screen, the screen cover is in a grid-shaped form which is generally made of metal, large-particle dust can be blocked, the filter screen is cylindrical, wind resistance can be reduced when the filter screen is used, the flat cylinder which is arranged is in a cuboid shape, dust filtered by the filter screen can fall into the dust collecting box from the flat cylinder, thus the filter effect can be achieved, the dust can be concentrated again, the dust can be cleaned conveniently, the sealing door is arranged on the dust collecting box, and the sealing door can be opened when the dust of the dust collecting box is cleaned.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a tunneling working face gas ventilation unit, includes the exhaust duct, install the exhaust fan on the exhaust duct, its characterized in that: the pipe orifice of the exhaust pipe is fixedly connected with an installation seat, a filter cartridge assembly is installed in the installation seat, and a net cover is installed on the right side of the installation seat.

2. A tunneling face gas ventilation device according to claim 1, characterized in that: the filter cartridge assembly comprises a cylindrical filter screen, a clamping ring is fixedly connected to the right side of the filter screen, the clamping ring is clamped on a mounting seat, a flat cylinder is fixedly connected to the bottom of the filter screen, and a dust collecting box is fixedly connected to the bottom of the flat cylinder.

3. A tunneling face gas ventilation device according to claim 2, characterized in that: the mounting seat is provided with a notch at a position corresponding to the flat cylinder, and the flat cylinder is correspondingly matched with the notch.

4. A tunneling face gas ventilation device according to claim 2, characterized in that: the front of the dust box is hinged with a sealing door through a hinge.

5. A tunneling face gas ventilation device according to claim 1, characterized in that: the right side of mount pad has seted up the ladder groove, be provided with the internal thread on the cell wall in ladder groove, the marginal position of screen panel is provided with the external screw thread, the screen panel passes through the external screw thread and installs on the internal screw thread.