CN219826898U - Ventilation device for coal mine ventilation and prevention exploitation - Google Patents

Abstract

The utility model discloses a ventilation device for coal mine ventilation and prevention exploitation, which relates to the technical field of ventilation devices and comprises a wind pipeline, wherein a standby joint is arranged at the top end of the wind pipeline, an installation pipe is arranged above the standby joint, baffle rings are fixed on the inner walls of the standby joint, fixed pipes are arranged on the inner walls of the two ends of the installation pipe, guide balls are arranged in the ventilation pipeline, a T-shaped air guide groove is formed in the guide balls, and an installation box is arranged at one end of the ventilation pipeline. According to the utility model, the two ends of the mounting pipe are connected with the standby joint on the ventilating duct connected with the dismounting section, the ventilating duct is blocked close to the opening of the dismounting section, and the standby joint is opened, so that air can be connected with the two ventilating ducts from the standby joint and the mounting pipe without passing through the dismounting section, and the ventilating duct can be directly dismounted for cleaning without influencing the work of the device.

Description

Ventilation device for coal mine ventilation and prevention exploitation

Technical Field

The utility model relates to the technical field of ventilation devices, in particular to a ventilation device for coal mine ventilation and prevention exploitation.

Background

In the general prevention of coal mines, in order to avoid the too high concentration of gas under the mine, ventilation pipes are often required to be used for ventilation, and because the dust under the mine is more, after the ventilation pipes are used for a long time, some dust is inevitably adhered to the inside of the ventilation pipes, so that the ventilation pipes are required to be regularly disassembled for cleaning.

However, once a certain section of pipeline is disassembled, the whole pipeline is disconnected at the position, and the ventilation pipeline cannot realize the basic ventilation function.

Disclosure of Invention

The utility model aims to provide a ventilation device for coal mine ventilation and prevention exploitation, which solves the problem that the pipeline cannot be cleaned conveniently on the premise of not delaying ventilation of the device in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a ventilation unit that exploitation was prevented in colliery leads to, includes air pipe, stand-by joint is all installed on air pipe's top, and stand-by joint's top is provided with the installation pipe, stand-by joint's inner wall all is fixed with the baffle ring, the inner wall at installation pipe both ends all is provided with the fixed pipe.

Preferably, the inside of the ventilating duct is provided with a flow guiding ball, and the inside of the flow guiding ball is provided with a T-shaped air guiding groove.

Preferably, the mounting box is installed to air pipe's one end, and installs the fixed axle through the pivot to the inside one end of mounting box, the one end of fixed axle is connected with the one end of water conservancy diversion ball, the inside fixed axle outer wall of mounting box is fixed with the worm wheel, and installs the worm through the pivot in the inside one side of mounting box, the one end of worm extends to one side of mounting box, and meshes between worm and the worm wheel.

Preferably, the first ring flange is installed on the top of reserve joint, and two logical grooves have been vertically seted up to the inside of first ring flange, the collar is installed to the bottom of first ring flange, the second ring flange has all been welded at the both ends of mounting tube outer wall, and the bottom of second ring flange all is fixed with the fixed block, and the bottom of fixed block all runs through to the below of second ring flange.

Preferably, two draw-in grooves have been seted up to the outer wall of collar, a plurality of spring telescopic links are installed to one side of fixed block inside, and the output of spring telescopic link installs the removal strip, the bottom of removing the strip all is fixed with the driving lever, and the one end of driving lever all extends to the below of fixed block, the one end of removing the strip all is fixed with the fixture block, and the one end of fixture block all extends to the inside of draw-in groove.

Preferably, the connection mode between the movable strip and the fixed block is sliding connection, and the maximum movement distance of the movable strip is greater than the depth of the clamping groove.

Preferably, the top end of the baffle ring is adhered with a sealing gasket, and the bottom end of the fixed pipe and the top end of the sealing gasket are positioned on the same horizontal plane.

Preferably, the outer walls of the ventilating ducts are provided with mounting flanges, and the mounting flanges are connected through bolts.

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

through connecting the both ends of installing the pipe with the reserve joint on the air pipe who connects the dismantlement section, be close to the opening of dismantlement section with the air pipe again and block up to make reserve joint department open, can make two air pipe be connected from reserve joint and installing pipe department, and not through dismantling the section, can directly dismantle it and wash, can not influence the work of device.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic view of the bottom structure of the first flange plate of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

fig. 4 is a schematic view of a partial front view of the ventilating duct according to the present utility model.

In the figure: 1. installing a pipe; 2. a spare joint; 3. a diversion ball; 4. a ventilation duct; 5. a through groove; 6. a fixed block; 7. a spring telescoping rod; 8. a deflector rod; 9. a clamping block; 10. a clamping groove; 11. a mounting ring; 12. moving the bar; 13. a first flange; 14. a fixed tube; 15. a second flange; 16. a worm; 17. a baffle ring; 18. a fixed shaft; 19. a worm wheel; 20. and (5) installing the box.

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.

Examples: referring to fig. 1-4, a ventilation device for coal mine ventilation and prevention exploitation comprises ventilation pipelines 4, wherein the outer walls of the ventilation pipelines 4 are respectively provided with a mounting flange, the mounting flanges are connected through bolts, the top ends of the ventilation pipelines 4 are respectively provided with a standby joint 2, and a mounting pipe 1 is arranged above the standby joints 2;

specifically, as shown in fig. 1, the two ends of the installation tube 1 are connected with the standby joint 2 on the ventilation tube 4, so that air can connect the two ventilation tubes 4 from the standby joint 2 and the installation tube 1 without passing through the tubes needing to be detached.

Baffle rings 17 are fixed on the inner walls of the spare joint 2, and fixed pipes 14 are arranged on the inner walls of the two ends of the installation pipe 1;

the top end of the baffle ring 17 is adhered with a sealing gasket, and the bottom end of the fixed pipe 14 and the top end of the sealing gasket are positioned on the same horizontal plane;

specifically, as shown in fig. 1 and 3, the fixing tube 14 abuts against the sealing gasket on the baffle ring 17, so as to ensure the sealing effect at the joint of the mounting tube 1 and the spare joint 2, and prevent air from leaking therefrom.

The inside of the ventilating duct 4 is provided with a flow guiding ball 3, and the inside of the flow guiding ball 3 is provided with a T-shaped air guiding groove;

specifically, as shown in fig. 1, the T-shaped air guide groove may be connected to two ends of the ventilation duct 4, or one end of the ventilation duct 4 is connected to the spare connector 2, so that the direction of the air flow in the ventilation duct 4 may be changed by rotating the air guide ball 3.

The installation box 20 is installed at one end of the ventilating duct 4, the fixed shaft 18 is installed at one end of the inside of the installation box 20 through the rotating shaft, one end of the fixed shaft 18 is connected with one end of the guide ball 3, the worm wheel 19 is fixed on the outer wall of the fixed shaft 18 inside the installation box 20, the worm 16 is installed at one side of the inside of the installation box 20 through the rotating shaft, one end of the worm 16 extends to one side of the installation box 20, and the worm 16 is meshed with the worm wheel 19;

specifically, as shown in fig. 1 and fig. 4, by rotating the worm 16, the fixed shaft 18 can drive the guide ball 3 to rotate by means of cooperation between the worm 16 and the worm wheel 19, and meanwhile, the stability of the guide ball 3 can be improved due to limitation of the worm 16 on the worm wheel 19.

The top end of the standby joint 2 is provided with a first flange 13, two through grooves 5 are vertically formed in the first flange 13, the bottom end of the first flange 13 is provided with a mounting ring 11, two ends of the outer wall of the mounting pipe 1 are welded with a second flange 15, the bottom end of the second flange 15 is fixed with a fixed block 6, and the bottom end of the fixed block 6 penetrates through the lower part of the second flange 15;

two clamping grooves 10 are formed in the outer wall of the mounting ring 11, one side of the inside of the fixed block 6 is provided with a plurality of spring telescopic rods 7, the output ends of the spring telescopic rods 7 are provided with moving bars 12, the bottom ends of the moving bars 12 are respectively fixed with a deflector rod 8, one ends of the deflector rods 8 respectively extend to the lower side of the fixed block 6, one ends of the moving bars 12 respectively are respectively fixed with a clamping block 9, and one ends of the clamping blocks 9 respectively extend to the inside of the clamping grooves 10;

the connection mode between the movable strip 12 and the fixed block 6 is sliding connection, and the maximum movement distance of the movable strip 12 is greater than the depth of the clamping groove 10;

specifically, as shown in fig. 1, 2 and 3, the first flange 13 and the second flange 15 are opposite to each other, so that the fixed block 6 passes through the through groove 5, shake between the two is limited, the clamping block 9 is inserted into the clamping groove 10 by means of thrust exerted by the spring telescopic rod 7, so that the position of the fixed block 6 is limited, and the back-up movement of the fixed block is avoided, so that the spare joint 2 and the mounting tube 1 can be quickly connected together, otherwise, the clamping block 9 is carried out of the clamping groove 10 by stirring the deflector rod 8, and the spare joint 2 and the mounting tube 1 can be quickly separated by repeating the operations in a reverse direction.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. Ventilation unit that prevents exploitation in colliery leads to, including air pipe (4), its characterized in that: the top of air pipe (4) is all installed reserve joint (2), and the top of reserve joint (2) is provided with installation pipe (1), the inner wall that reserve joint (2) all is fixed with baffle ring (17), the inner wall at installation pipe (1) both ends all is provided with fixed pipe (14).

2. A ventilation device for coal mine ventilation and protection exploitation according to claim 1, wherein: the inside of air pipe (4) all is provided with water conservancy diversion ball (3), and the air guide groove that is the T style of calligraphy is seted up to the inside of water conservancy diversion ball (3).

3. A ventilation device for coal mine ventilation and protection exploitation according to claim 2, wherein: install mounting box (20) in the one end of air pipe (4), and install fixed axle (18) through the pivot in the inside one end of mounting box (20), the one end of fixed axle (18) is connected with the one end of water conservancy diversion ball (3), the fixed axle (18) outer wall of mounting box (20) inside is fixed with worm wheel (19), and installs worm (16) through the pivot in one side of mounting box (20) inside, one end of worm (16) extends to one side of mounting box (20), and meshes between worm (16) and worm wheel (19).

4. A ventilation device for coal mine ventilation and protection exploitation according to claim 1, wherein: the top of reserve joint (2) is installed first ring flange (13), and two logical grooves (5) have been vertically seted up to the inside of first ring flange (13), collar (11) are installed to the bottom of first ring flange (13), the both ends of installing pipe (1) outer wall all weld second ring flange (15), and the bottom of second ring flange (15) all is fixed with fixed block (6), and the bottom of fixed block (6) all runs through to the below of second ring flange (15).

5. The ventilation device for coal mine ventilation and prevention exploitation according to claim 4, wherein: two draw-in grooves (10) have been seted up to the outer wall of collar (11), a plurality of spring telescopic links (7) are installed to one side of fixed block (6) inside, and move strip (12) are installed to the output of spring telescopic links (7), the bottom of moving strip (12) all is fixed with driving lever (8), and the one end of driving lever (8) all extends to the below of fixed block (6), the one end of moving strip (12) all is fixed with fixture block (9), and the one end of fixture block (9) all extends to the inside of draw-in groove (10).

6. The ventilation device for coal mine ventilation and prevention exploitation according to claim 5, wherein: the connection mode between the movable strip (12) and the fixed block (6) is sliding connection, and the maximum movement distance of the movable strip (12) is greater than the depth of the clamping groove (10).

7. A ventilation device for coal mine ventilation and protection exploitation according to claim 1, wherein: the top end of the baffle ring (17) is adhered with a sealing gasket, and the bottom end of the fixed pipe (14) and the top end of the sealing gasket are positioned on the same horizontal plane.

8. A ventilation device for coal mine ventilation and protection exploitation according to claim 1, wherein: the outer walls of the ventilating ducts (4) are provided with mounting flanges, and the mounting flanges are connected through bolts.