CN218151017U

CN218151017U - Ventilation structure of coal mine tunnel

Info

Publication number: CN218151017U
Application number: CN202222800695.4U
Authority: CN
Inventors: 杨海鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2022-12-27
Anticipated expiration: 2032-10-24

Abstract

The utility model relates to a colliery ventilation technical field, concretely relates to ventilation structure in coal mine tunnel, including air pipe, air pipe's interior bottom surface has linked firmly the annular cover, air pipe's interior bottom surface rotates and is connected with the rotation seat, it has the cardboard to fix the cover on the lateral wall of rotation seat, the both sides of cardboard have all linked firmly the filter plate, the spout has been seted up on the lateral wall of rotation seat, and air pipe's bottom has linked firmly the protecting crust, the inside sliding connection of protecting crust has the pull rod, the fixture block has been linked firmly on the one end lateral wall of pull rod. The utility model discloses in, link firmly all having linked firmly the filter plate through the both sides at the cardboard, can pull the pull rod and pass through the joint of fixture block and spout for cardboard rotation degree, the filter plate is changed rapidly, and the in-process of changing simultaneously keeps throughout the filter plate and filters the windward flow, and the filter work of guaranteeing air pipe of being convenient for normally goes on, is convenient for guarantee the inside air quality of mine, facilitates the use.

Description

Ventilation structure of coal mine tunnel

Technical Field

The utility model relates to a colliery ventilation technical field, concretely relates to ventilation structure in coal mine tunnel.

Background

In order to reduce the harm of harmful gas to human bodies, ventilation equipment is needed to inject air into the underground so as to enable underground constructors to obtain enough oxygen and discharge the harmful gas.

The publication number is: a Chinese patent CN216477433U discloses a tunnel ventilation device for coal mining in a coal mine, which comprises a ventilation pipeline, wherein a filtering component for filtering operation is arranged between two sections of the ventilation pipeline; through the filter assembly that sets up, when air pipe ventilates the operation, filter the operation through the filter assembly, conveniently filter the operation, and conveniently change, and enlarge the filter area of device, improve the filter effect, improve and change efficiency, through the adjusting part that sets up, can adjust the mounted position of filter assembly according to actual installation space, improve the convenience of device installation, labour saving and time saving improves the fixed effect of device, conveniently adjusts ";

still there is certain drawback when using, and this scheme is when changing filter assembly, and the filtering operation who is not convenient for guarantee air pipe normally goes on for impurity such as the doping has granule cinder or dust to be insufflated in the mine through the pipeline, and the inside air quality of mine is not convenient for guarantee, inconvenient use.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problem, the utility model provides a ventilation structure in coal mine tunnel.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a ventilation structure in coal mine tunnel, includes air pipe, air pipe's interior bottom surface has linked firmly the annular cover, air pipe's interior bottom surface rotates and is connected with and rotates the seat, it has the cardboard to fix the cover on the lateral wall of rotation seat, the both sides of cardboard have all linked firmly the filter plate, the spout has been seted up on the lateral wall of rotation seat, and air pipe's bottom has linked firmly the protecting crust, the inside sliding connection of protecting crust has the pull rod, the fixture block has been linked firmly on the one end lateral wall of pull rod, fixture block activity joint is in the inside of spout, air pipe's bottom is provided with and is used for the spacing complementary unit of counter-pull rod.

Further, the method comprises the following steps: it has the bearing to inlay on the lateral wall of rotation seat, the inner circle of bearing links firmly with rotating the seat, it has cup jointed the sleeve to rotate on the lateral wall of seat, the sleeve links firmly with the outer lane of bearing, link firmly the riser on the telescopic lateral wall, one side of riser has linked firmly the brush.

Further, the method comprises the following steps: the novel anti-theft device is characterized in that a limiting rod is fixedly connected to the side wall of the sleeve, a first inner cavity and a second inner cavity are formed in the protective shell, two inner side walls of the second inner cavity are fixedly connected with limiting seats, clamping seats are fixedly connected to the side wall of the pull rod in a sleeved mode, two limiting plates are symmetrically and fixedly connected to the side wall of each clamping seat, each limiting plate is connected to the inside of the corresponding adjacent limiting seat in a sliding mode, a snake-shaped groove is formed in the side wall of each clamping seat, and the limiting rods are movably clamped to the inside of the corresponding snake-shaped groove.

Further, the method comprises the following steps: the bottom of the limiting plate is rotatably connected with a roller.

Further, the method comprises the following steps: the auxiliary mechanism is including linking firmly the stop collar in the air pipe bottom, the inside sliding connection of stop collar has the L template, a plurality of springs have been linked firmly between the top of L template and the air pipe.

Further, the method comprises the following steps: two round holes are formed in the top of the horizontal section of the L-shaped plate.

Further, the method comprises the following steps: the inner top surface of the ventilation pipeline is fixedly connected with two guide blocks.

Further, the method comprises the following steps: the inner bottom surface of the first inner cavity is rotatably connected with a trapdoor through a hinge.

The utility model has the advantages that:

1. the filter plates are fixedly connected to two sides of the clamping plate, the pull rod can be pulled, the clamping connection of the clamping blocks and the sliding grooves is achieved, the rotation degree of the clamping plate is enabled, the filter plates are rapidly replaced, the filter plates are always kept in the process of replacement simultaneously, wind current is filtered, the normal operation of filtering operation of the ventilation pipeline is conveniently guaranteed, the air quality inside a mine is conveniently guaranteed, and the use is convenient.

Drawings

The present invention will be further described with reference to the accompanying drawings.

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

FIG. 2 is a schematic view of a lateral cross-sectional structure of the ventilation duct of the present invention;

FIG. 3 is a schematic side sectional view of the protective shell of the present invention;

FIG. 4 is a schematic side sectional view of the sleeve of the present invention;

FIG. 5 is a schematic view of the structure of the clamping seat of the present invention;

FIG. 6 is a schematic view of the auxiliary mechanism of the present invention;

fig. 7 is a schematic view of the structure of the limiting seat of the present invention.

In the figure: 1. a ventilation duct; 11. an annular sleeve; 12. a guide block; 13. a protective shell; 131. a first inner cavity; 132. a second inner cavity; 14. a trapdoor; 15. a limiting seat; 2. a rotating seat; 21. clamping a plate; 22. filtering the plate; 23. a chute; 24. a bearing; 25. a sleeve; 26. a limiting rod; 27. a vertical plate; 28. a brush; 3. a pull rod; 31. a clamping block; 32. a card holder; 321. a snake-shaped groove; 33. a limiting plate; 34. a roller; 4. an auxiliary mechanism; 41. a limiting sleeve; 42. an L-shaped plate; 43. a spring; 44. a circular hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-7, a ventilation structure for a coal mine tunnel includes a ventilation duct 1, an inner bottom surface of the ventilation duct 1 is fixedly connected with an annular sleeve 11, the annular sleeve 11 is used for blocking a gap between a filter plate 22 and the annular sleeve 11, the inner bottom surface of the ventilation duct 1 is rotatably connected with a rotating base 2, the rotating base 2 is used for fixing the filter plate 21, a side wall of the rotating base 2 is fixedly sleeved with a clamp plate 21, the clamp plate 21 is used for fixing the filter plate 22, two sides of the clamp plate 21 are fixedly connected with filter plates 22, the filter plates 22 are used for filtering dust in wind flow, a side wall of the rotating base 2 is provided with a chute 23, a bottom of the ventilation duct 1 is fixedly connected with a protective shell 13, a pull rod 3 is slidably connected inside the protective shell 13, an inner cavity one 131 and an inner cavity two 132 are provided inside the protective shell 13, a side wall of one end of the pull rod 3 is fixedly connected with a fixture block 31, the fixture block 31 is movably clamped inside the chute 23, the chute 23 is used for limiting the clamping block 31, the bottom of the ventilation duct 1 is provided with an auxiliary mechanism 4 for limiting the pull rod 3, when the filter plate 22 at the top is used for a long time, the pull rod 3 can be pulled to drive the clamping block 31 to move, so that the clamping block 31 can be clamped with the chute 23 to stir the rotating seat 2 to rotate, so that the rotating seat 2 drives the two filter plates 22 to rotate through the clamping plate 21, when the clamping block 31 moves from one end of the chute 23 to the other end, the chute 23 rotates 180 degrees to complete the replacement of the filter plate 22, the side wall of the rotating seat 2 is internally embedded with the bearing 24, the inner ring of the bearing 24 is fixedly connected with the rotating seat 2, the side wall of the rotating seat 2 is rotatably sleeved with the sleeve 25, the sleeve 25 is fixedly connected with the outer ring of the bearing 24, the bearing 24 is used for limiting the sleeve 25 to prevent the horizontal movement, meanwhile, the friction between the sleeve 25 and the rotating seat 2 is reduced, the side wall of the sleeve 25 is fixedly connected with the vertical plate 27, one side of the riser 27 is fixedly connected with a brush 28, the riser 27 is used for limiting the brush 28, the brush 28 is used for scraping and cleaning the filter plate 22, the side wall of the sleeve 25 is fixedly connected with a limiting rod 26, two inner side walls of the inner cavity two 132 are fixedly connected with a limiting seat 15, a clamping seat 32 is fixedly sleeved on the side wall of the pull rod 3, two limiting plates 33 are symmetrically and fixedly connected on the side wall of the clamping seat 32, the limiting plates 33 are slidably connected inside the adjacent limiting seats 15, the limiting seat 15 is used for limiting the limiting plates 33, so that the pull rod 3 can only horizontally move through horizontal limiting of the clamping seat 32, a snake-shaped groove 321 is formed in the side wall of the clamping seat 32, the limiting rod 26 is movably clamped with the inside of the snake-shaped groove 321, and the snake-shaped groove 321 is used for matching with the limiting rod 26, in the process of horizontal movement of the clamping seat 32, the limiting rod 26 is driven to swing back and forth by the aid of the snake-shaped groove 321, so that the sleeve 25 rotates back and forth, the bottom of the limiting plate 33 is rotatably connected with the roller 34, friction between the limiting plate 33 and the limiting seat 15 is reduced, two guide blocks 12 are fixedly connected to the inner top surface of the ventilation pipeline 1, gaps between the annular sleeve 11 and the ventilation pipeline 1 are blocked, wind flow can be guided to the filter plate 22, the inner bottom surface of the inner cavity I131 is rotatably connected with the flap door 14 through a hinge, dust scraped by the brush 28 can be prevented from entering the inner cavity II 132 through separation of the inner cavity I131 and the inner cavity II 132, and the flap door 14 is opened to take out dust collected by the inner cavity I131;

the auxiliary mechanism 4 is including linking firmly the stop collar 41 in ventilation pipe 1 bottom, the inside sliding connection of stop collar 41 has L template 42, link firmly a plurality of springs 43 between the top of L template 42 and ventilation pipe 1, stop collar 41 is used for spacing L template 42, make L template 42 can only move in the vertical direction, spring 43 is used for driving L template 42 and resets, two round holes 44 have been seted up at L template 42's horizontal segment top, the diameter of round hole 44 is greater than pull rod 3, be convenient for spacing respectively to the both ends position of the removal orbit of pull rod 3, make pull rod 3 unable removal.

All linked firmly filter plate 22 through the both sides at cardboard 21, can pull rod 3 and through fixture block 31 and spout 23's joint for cardboard 21 rotates 180 degrees, and filter plate 22 changes rapidly, and the in-process of changing simultaneously keeps filter plate 22 throughout and filters the windy flow, and the normal clear of the filtration operation of assurance air pipe of being convenient for is convenient for guarantee the inside air quality of mine, facilitates the use.

When the filter plate 22 at the top is used for a long time, the L-shaped plate 42 is pulled downwards to be separated from the pull rod 3, the pull rod 3 can be pulled to drive the fixture block 31 to move, the limiting seat 15 is used for limiting the limiting plate 33, so that the pull rod 3 can only horizontally move through horizontal limiting of the clamping seat 32, the fixture block 31 is clamped with the chute 23 to stir the rotating seat 2 to rotate, the rotating seat 2 drives the two filter plates 22 to rotate through the fixture plate 21, and when the fixture block 31 moves from one end of the chute 23 to the other end, the chute 23 rotates 180 degrees, so that the filter plates 22 are replaced;

meanwhile, the pull rod 3 drives the clamping seat 32 to move, the clamping seat 32 drives the limiting rod 26 to swing in a reciprocating mode through the snake-shaped groove 321 in the horizontal moving process, the sleeve 25 rotates in a reciprocating mode, the sleeve 25 drives the vertical plate 27 and the brush 28 to swing in a reciprocating mode, the brush 28 conducts reciprocating scraping and cleaning on the filter plate 22 which gradually moves to the inner cavity portion 131, the scraped dust drops to the inner cavity portion 131, the L-shaped plate 42 can be loosened after the pull rod 3 moves to the other end, the L-shaped plate 42 is enabled to reset under the driving of the spring 43, the pull rod 3 continues to be fixed, and the trap door 14 can be opened when the dust is accumulated more to uniformly take out the dust.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only, and it is intended that all such modifications, additions and substitutions as would be apparent to one skilled in the art to the specific embodiments described are within the scope of the invention as claimed.

Claims

1. The utility model provides a ventilation structure in coal mine tunnel, includes air pipe (1), its characterized in that, the interior bottom surface of air pipe (1) has linked firmly annular cover (11), the interior bottom surface of air pipe (1) is rotated and is connected with rotation seat (2), it has fixed cup joint cardboard (21) on the lateral wall of rotation seat (2), the both sides of cardboard (21) have all linked firmly filter plate (22), spout (23) have been seted up on the lateral wall of rotation seat (2), and the bottom of air pipe (1) has linked firmly protecting crust (13), the inside sliding connection of protecting crust (13) has pull rod (3), inner chamber (131) and inner chamber two (132) have been seted up to the inside of protecting crust (13), fixture block (31) have been linked firmly on the one end lateral wall of pull rod (3), fixture block (31) activity joint is in the inside of spout (23), the bottom of air pipe (1) is provided with and is used for spacing complementary unit (4) to pull rod (3).

2. The ventilation structure in coal mine tunnel of claim 1, characterized in that, it has bearing (24) to embed on the lateral wall of rotation seat (2), the inner circle of bearing (24) links firmly with rotation seat (2), it has cup jointed sleeve (25) to rotate on the lateral wall of rotation seat (2), sleeve (25) links firmly with the outer lane of bearing (24), link firmly riser (27) on the lateral wall of sleeve (25), one side of riser (27) has linked firmly brush (28).

3. The ventilation structure of a coal mine roadway according to claim 2, wherein a limit rod (26) is fixedly connected to a side wall of the sleeve (25), limit seats (15) are fixedly connected to both inner side walls of the second inner cavity (132), a clamping seat (32) is fixedly connected to a side wall of the pull rod (3), two limit plates (33) are symmetrically and fixedly connected to a side wall of the clamping seat (32), the limit plates (33) are slidably connected to the insides of the adjacent limit seats (15), a snake-shaped groove (321) is formed in a side wall of the clamping seat (32), and the limit rod (26) is movably clamped to the insides of the snake-shaped grooves (321).

4. A ventilation structure for a coal mine tunnel according to claim 3, characterized in that the bottom of the limit plate (33) is rotatably connected with a roller (34).

5. The ventilation structure of coal mine tunnel according to claim 1, characterized in that, complementary unit (4) is including linking firmly stop collar (41) in air pipe (1) bottom, the inside sliding connection of stop collar (41) has L template (42), a plurality of springs (43) have been linked firmly between the top of L template (42) and air pipe (1).

6. A ventilation structure for a coal mine tunnel according to claim 5, characterized in that two round holes (44) are opened at the top of the horizontal section of the L-shaped plate (42).

7. A ventilation structure in a coal mine tunnel according to claim 1, characterized in that the inner top surface of the ventilation duct (1) is fixedly connected with two guide blocks (12).

8. A ventilation structure for a coal mine tunnel according to claim 1, wherein the inner bottom surface of the first inner cavity (131) is rotatably connected with a trap door (14) through a hinge.