CN219159012U

CN219159012U - Safe type ventilation unit

Info

Publication number: CN219159012U
Application number: CN202320037883.8U
Authority: CN
Inventors: 金佳; 王瑞鹏; 赵海波
Original assignee: Shaanxi Yanchang Petroleum Yulin Kekegai Coal Industry Co ltd
Current assignee: Shaanxi Yanchang Petroleum Yulin Kekegai Coal Industry Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-06-09
Anticipated expiration: 2033-01-06

Abstract

The utility model discloses a safe ventilation device, which belongs to the technical field of coal mines and comprises a ventilation device body and a ventilation pipe, wherein the outer wall of the top of the ventilation pipe is provided with a mounting opening, the inner wall of the bottom of the mounting opening is provided with a mounting groove, the inner wall of the mounting groove is connected with a filter screen plate in a sliding manner, the outer wall of the bottom of the ventilation pipe is provided with a collection mechanism, the filter screen plate is obliquely arranged, and the collection mechanism is fixedly connected with a collection box with the outer wall of the bottom of the ventilation pipe. When the ventilation device works, when the ventilation device body works, air flows through the ventilation pipe, the filter screen plate can filter coal dust in the air flow at the moment, clean air can be discharged to the outside, the environment can be protected, and the collection mechanism can collect and treat the coal dust in the ventilation pipe, so that the coal dust discharged out of a coal mine can be treated, and the effect of protecting the environment is realized.

Description

Safe type ventilation unit

Technical Field

The utility model belongs to the technical field of coal mines, and particularly relates to a safe ventilation device.

Background

Coal mines refer to locations rich in coal resources and generally also refer to plants that produce coal using underground mining or open air mining. When the coal seam is far from the earth surface, coal is generally selected to be extracted from underground mining roadways, which is an underground coal mine. The mine goes deep with the temperature of the deep ground surface to be higher and higher, and the ventilation effect is poor, and meanwhile, part of inflammable, explosive and toxic gas can be generated in the mine, so that the gas in the mine is required to be exhausted urgently, and a safe ventilation device is required to be used frequently.

Currently, chinese patent publication No. CN208763682U discloses a safe ventilation device for coal mine. The utility model aims to solve the technical problem of providing a safe ventilation device for a coal mine, which is convenient to open and close and is not easy to damage. The utility model provides a safe type ventilation unit for colliery, includes motor, first bearing frame, first lead screw, first nut, second lead screw, second bearing frame, first fan window, first slider, slide rail, second slider and second fan window; the wall body is provided with a vent; the motor, the first bearing seat and the second bearing seat are sequentially arranged on the wall body along the horizontal direction and are positioned below the ventilation opening; the slide rail is fixedly connected to the wall body.

However, when the device is used, coal dust in the coal mine is discharged to the outside through the ventilation opening, and the outside air is polluted greatly.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a safety type ventilation device. The advantages are that: the coal dust discharged from the coal mine can be treated, so that the effect of protecting the environment is realized.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a safe type ventilation unit, includes ventilation unit body and ventilation pipe, the installing port has been seted up to the top outer wall of ventilation pipe, the mounting groove has been seted up to the bottom inner wall of installing port, the inner wall sliding connection of mounting groove has the filter screen board, the bottom outer wall of ventilation pipe is provided with collection mechanism.

The technical scheme is as follows: when the ventilation device body works, air flows through the ventilation pipe, coal dust in the air flow can be filtered by the filter screen plate, clean air can be discharged to the outside, the environment can be protected, and the coal dust in the ventilation pipe can be collected and treated by the collecting mechanism, so that the coal dust discharged out of a coal mine can be treated, and the effect of protecting the environment is achieved.

The utility model is further arranged in such a way that the filter screen plate is arranged obliquely.

The technical scheme is as follows: the inclined arrangement can enable wind to blow through the inclined plane of the filter screen plate, the contact surface of coal dust and the filter screen plate is the inclined plane, and the coal dust can conveniently slide down through the surface of the filter screen plate.

The utility model is further arranged that the collecting mechanism comprises a collecting box fixedly connected with the outer wall of the bottom of the ventilating pipe, and the outer wall of the bottom of the ventilating pipe is provided with a collecting port communicated with the collecting box.

The technical scheme is as follows: the collection box is arranged, so that coal dust filtered by the filter screen plate can be collected, and the coal dust can fall into the collection box through the collection opening.

The utility model is further arranged that the lower surface of the filter screen plate is rotatably connected with a rotary impeller through a bearing.

The technical scheme is as follows: the arrangement of the rotating impeller can rotate through the passing of the air flow, so that coal dust in the air flow can be dispersed, and the coal dust can be prevented from blocking the same area of the filter screen plate.

The utility model is further arranged that the circumferential surface of the rotating impeller is fixedly connected with the scraping plate, and the scraping plate is contacted with the filter screen plate.

The technical scheme is as follows: the scraper blade can scrape the surface of the filter screen plate and can perform a certain cleaning function on the filter screen plate.

The utility model further provides that the inner wall of the top of the ventilation pipe is hinged with a hinge rod.

The technical scheme is as follows: the hinge rod is arranged, so that the alternating current periodicity of the fan can be matched, the action of jumping one time can be generated, and the filter screen plate can be beaten.

The utility model is further arranged that one end of the bottom of the hinge rod is fixedly connected with the striking plate, and one end of the bottom of the striking plate is contacted with the filter screen plate.

The technical scheme is as follows: the arrangement of the striking plate can increase the contact area of the hinge rod and the filter screen plate, so that more coal dust can be knocked down.

The utility model further provides that one side of the outer wall of the top of the ventilation pipe is hinged with the mounting door covered on the mounting opening.

The technical scheme is as follows: the setting of installing the door can seal the filter screen plate, can avoid the coal dust to reveal in the clearance of filter screen plate and installing port.

The beneficial effects of the utility model are as follows:

1. this safe type ventilation unit, during operation, when ventilation unit body during operation, the air current when ventilation pipe passed through, the filter screen plate can filter the coal dust in the air current this moment, can make clean air by the external world of being discharged, but the environmental protection, collection mechanism's setting can collect the processing to the coal dust in the ventilation pipe, consequently, can handle the coal dust outside the discharge colliery, realizes environmental protection's effect.

2. This safe type ventilation unit through rotating the impeller can rotate through the process of air current, can disperse the coal dust in the air current this moment, can avoid the coal dust to plug up the same region of filter screen plate.

3. According to the safe ventilation device, the contact area between the hinge rod and the filter screen plate can be increased through the striking plate, so that more coal dust can be knocked down.

Drawings

Fig. 1 is a schematic perspective view of a safety ventilation device according to the present utility model;

FIG. 2 is a schematic view of a part of a sectional structure of a safety ventilation device according to the present utility model;

fig. 3 is an enlarged schematic view of the structure at a in fig. 2.

In the figure: 1. a ventilation device body; 2. a ventilation pipe; 3. a mounting port; 4. a mounting groove; 5. a filter screen plate; 6. a collection box; 7. a collection port; 8. rotating the impeller; 9. a scraper; 10. a hinge rod; 11. a striking plate; 12. and installing a door.

Detailed Description

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the patent and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and are therefore not to be construed as limiting the patent.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Referring to fig. 1-3, a safe ventilation device comprises a ventilation device body 1 and a ventilation pipe 2, wherein an installation opening 3 is formed in the outer wall of the top of the ventilation pipe 2, an installation groove 4 is formed in the inner wall of the bottom of the installation opening 3, a filter screen plate 5 is slidably connected to the inner wall of the installation groove 4, and a collection mechanism is arranged on the outer wall of the bottom of the ventilation pipe 2.

It should be noted that, in this embodiment, the filter screen plate 5 is disposed obliquely, and the air can be blown through the inclined plane of the filter screen plate 5 by the filter screen plate 5 disposed obliquely, and the contact surface of the coal dust and the filter screen plate 5 is the inclined plane, so that the coal dust can slide down through the surface of the filter screen plate 5.

Further, in this embodiment, collection mechanism includes the bottom outer wall fixedly connected with collection box 6 with ventilation pipe 2, and collection mouth 7 that is linked together with collection box 6 has been seted up to the bottom outer wall of ventilation pipe 2, can collect the coal dust after filtering through filter screen board 5 through collection box 6, can drop to collection box 6 in through collection mouth 7.

In one embodiment, the lower surface of the filter screen plate 5 is rotatably connected with a rotating impeller 8 through a bearing, and the rotating impeller 8 can rotate through the passage of the air flow, so that coal dust in the air flow can be dispersed, and the coal dust can be prevented from blocking the same area of the filter screen plate 5.

In this embodiment, the scraper 9 is fixedly connected to the circumferential surface of the rotating impeller 8, and the scraper 9 contacts the filter screen 5, so that the surface of the filter screen 5 can be scraped by the scraper 9, and a certain cleaning effect can be performed on the filter screen 5.

In one embodiment, the hinge rod 10 is hinged to the inner wall of the top of the ventilation pipe 2, and the hinge rod 10 can cooperate with the alternating current periodicity of the fan to perform a one-hop motion, so that the filter screen plate 5 can be flapped.

It should be noted that, in this embodiment, the striking plate 11 is fixedly connected to one end of the bottom of the hinge rod 10, and one end of the bottom of the striking plate 11 contacts the screen plate 5, so that the contact area between the hinge rod 10 and the screen plate 5 can be increased by the striking plate 11, and more coal dust can be knocked down.

In one embodiment, one side of the outer wall of the top of the ventilation pipe 2 is hinged with a mounting door 12 covering the mounting opening 3, and the filter screen plate 5 can be sealed through the mounting door 12, so that coal dust can be prevented from leaking through a gap between the filter screen plate 5 and the mounting opening 3.

Working principle: during operation, when ventilation unit body 1 during operation, the air current when ventilation pipe 2 passed through, the filter screen plate 5 can filter the coal dust in the air current this moment, can make clean air be discharged to the external world, can protect the environment, and collection mechanism's setting can collect the processing to the coal dust in ventilation pipe 2, consequently, can handle the coal dust outside the discharge colliery, realizes the effect of environmental protection.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a safe type ventilation unit, includes ventilation unit body (1) and ventilation pipe (2), its characterized in that, installing port (3) have been seted up to the top outer wall of ventilation pipe (2), mounting groove (4) have been seted up to the bottom inner wall of installing port (3), the inner wall sliding connection of mounting groove (4) has filter screen plate (5), the bottom outer wall of ventilation pipe (2) is provided with collection mechanism.

2. A safety ventilation device according to claim 1, characterized in that the screen (5) is arranged obliquely.

3. The safe type ventilation device according to claim 1, wherein the collecting mechanism comprises a collecting box (6) fixedly connected with the bottom outer wall of the ventilation pipe (2), and a collecting opening (7) communicated with the collecting box (6) is formed in the bottom outer wall of the ventilation pipe (2).

4. A safety ventilation device according to claim 1, characterized in that the lower face of the screen plate (5) is rotatably connected with a rotating impeller (8) by means of bearings.

5. A safety ventilation device according to claim 4, characterized in that the circumferential surface of the rotating impeller (8) is fixedly connected with a scraper (9), and that the scraper (9) is in contact with the screen plate (5).

6. A safety ventilation device according to claim 1, characterized in that the top inner wall of the ventilation tube (2) is hinged with a hinge rod (10).

7. A safety ventilation device according to claim 6, wherein the striking plate (11) is fixedly connected to one end of the bottom of the hinge rod (10), and one end of the bottom of the striking plate (11) is in contact with the screen plate (5).

8. A safety ventilation device according to claim 1, characterized in that the top outer wall side of the ventilation tube (2) is hinged with a mounting door (12) covering the mounting opening (3).