CN217462243U

CN217462243U - Negative pressure automatic water drainage device of coal mine gas drainage pipeline

Info

Publication number: CN217462243U
Application number: CN202220068559.8U
Authority: CN
Inventors: 傅廷波
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-09-20
Anticipated expiration: 2032-01-12

Abstract

The utility model belongs to the technical field of coal mine safety equipment, in particular to the field of a negative pressure automatic water drainage device of a coal mine gas drainage pipeline, which comprises a device body and a negative pressure pipeline, wherein a buoy and an air inlet rod are arranged inside the device body, a waterwheel and a coil spring are arranged in the middle of a first rotating shaft, a second rotating shaft is arranged below a first belt, a worm wheel and a worm are arranged in the middle of the second rotating shaft, a water outlet is arranged at the bottom of the device body, a drainage pipeline is arranged below the negative pressure pipeline, a water inlet pipe is welded below the drainage pipeline, a filter box and a filter screen plate are arranged outside the water inlet pipe, a limiting block and a spring are arranged above a baffle, large-particle coal cinder is prevented from entering the inside of the device body through the filter box and the filter screen plate, the coil spring inside the waterwheel is driven to shrink and store force through the water flow descending to the upper part of the waterwheel, and the coil spring releases pressure during drainage, the brush plate is driven to rotate, the bottom of the device body is cleaned and stirred, and the purpose of reducing coal cinder deposition conveniently and quickly can be achieved.

Description

Negative pressure automatic water drainage device of coal mine gas drainage pipeline

Technical Field

The utility model belongs to the technical field of coal mine safety apparatus, concretely relates to automatic ware that drains of negative pressure of colliery gas drainage pipeline.

Background

The negative pressure automatic water drainage device is an indispensable automatic water drainage device of a coal mine gas drainage system, is suitable for automatic water drainage of a main pipe, a main pipe and a branch pipe of the gas drainage and utilization system, can cause the effective cross section of a local pipeline to be obviously reduced if the water quantity of a gas pipeline is large, even blocks the drainage pipeline, seriously influences the drainage effect, has extremely prominent water blockage problem in the field drainage process, and the key equipment for solving the water blockage problem is the water drainage device.

SUMMERY OF THE UTILITY MODEL

The negative pressure automatic water drainage device of the existing coal mine gas drainage pipeline is inconvenient to reduce coal slag deposition in the use process, easily causes the blockage of a drainage pipe of the device, and reduces the water drainage effect of the device. The utility model provides an automatic ware that drains of negative pressure of colliery gas drainage pipeline can avoid the inside of large granule cinder entering device body through rose box and filter plate, descends to the top of waterwheel through rivers, and the kinetic energy of water drives the inside wind spring shrink of waterwheel and holds power, and the wind spring will do all can the release when draining, drives the brush board and rotates, can clean and stir device body bottom, can reach the purpose that convenient quick reduction cinder deposits.

The utility model provides a following technical scheme: a negative pressure automatic water drainage device of a coal mine gas drainage pipeline comprises a device body and a negative pressure pipeline, wherein a float is arranged inside the device body, an air inlet rod is arranged above the float, a first rotating shaft is arranged inside the device body, a water wheel is arranged in the middle of the first rotating shaft, a coil spring is arranged inside the water wheel, first belts are arranged on the front side and the rear side of the water wheel, a second rotating shaft is arranged below the first belt, a worm wheel is arranged in the middle of the second rotating shaft, a worm is arranged on the right side of the worm wheel, a second belt is arranged below the worm, a brush plate is arranged at the left end of the second belt, a water outlet is formed in the bottom of the device body, a first one-way check valve is arranged below the water outlet, the negative pressure pipeline is arranged on the right side of the device body, and the drainage pipeline is arranged below the negative pressure pipeline, the welding of the below of drainage pipeline has the inlet tube, and the filter box is installed in the outside of inlet tube to the internally mounted of filter box has the filter plate board, the baffle is installed on the right side of filter box, and the top of baffle installs sealed the pad, the stopper is installed to the top of baffle, and the middle part of stopper installs the spring, one-way check valve two is all installed in the left side of inlet tube and negative pressure pipeline.

The square groove has been seted up to the latter half of air inlet rod, and adopts mutually perpendicular setting between air inlet rod and the device body, and the square groove that air inlet rod the latter half was seted up can make things convenient for the inside of air admission device body, and the vertical setting can reduce the frictional force between air inlet rod and the device body.

The device comprises a water wheel, a device body, a rotating shaft I, a coil spring, a rotating shaft I, a rotating mounting structure, a water wheel, a water storage tank and a water storage tank, wherein the rotating mounting structure is formed between the water wheel and the device body through the rotating shaft I, the water wheel and the rotating shaft I are arranged in a mode of overlapping, the water wheel can be matched with the coil spring to store force through rotation of the rotating shaft I, and the water wheel can rotate more stably and rapidly through the overlapping arrangement of the axis.

And the worm wheel and the second rotating shaft are arranged in a manner of overlapping the axes and are connected with each other in a meshing manner, the worm wheel can rotate more stably due to the overlapping arrangement of the axes, and the worm wheel can transmit the worm more accurately and reliably due to the meshing connection.

The worm and the device body are arranged in a mutually perpendicular mode, and the mutually perpendicular arrangement can facilitate the worm to transmit the brush plate.

The filter box is connected with the water inlet pipe in a welding integrated mode, and the filter box and the filter screen plate are arranged in a mutual parallel mode to filter water in the pumping pipeline more evenly and comprehensively.

Wherein, for glue bonding between sealed pad and the rose box, glue bonding can make the sealed pad more firm reliable with being connected between the rose box.

Wherein, constitute the slidable mounting structure through the spring between stopper and the rose box, and closely laminate between stopper and the baffle, drive the stopper through the spring and slide and can make things convenient for dismantling of baffle, closely laminate can make the stopper spacing more firm reliable to the baffle.

The utility model has the advantages that: the water in the pumping and discharging pipeline enters the inside of the filter box through the water inlet pipe, the water is filtered through the filter screen plate, large-particle coal cinder in the pumping and discharging pipeline is prevented from entering the inside of the device body, in the water inlet process of the water inlet pipe, the water drops to the upper side of the waterwheel through water flow, kinetic energy of the water drives the waterwheel to rotate, the waterwheel drives the coil spring to contract and store force, the coil spring releases force during water discharging, the worm wheel is driven to rotate through the first rotating shaft, the first belt and the second rotating shaft, the worm wheel drives the brush plate to rotate through the worm and the second belt, the bottom of the device body can be cleaned and stirred, and the purpose of conveniently and quickly reducing coal cinder deposition can be achieved;

when needs are cleared up rose box and filter plate, can take off the baffle through pulling out the stopper, can clear up filter plate to the rose box, reached convenient quick carry out the purpose of clearing up to rose box and filter plate.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

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

fig. 2 is a schematic overall top view structure of the present invention;

FIG. 3 is a schematic view of the enlarged structure of the waterwheel and the brush plate shaft of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

in the figure: 1. a device body; 2. floating; 3. an air intake rod; 4. rotating a first shaft; 5. water wheel; 6. a coil spring; 7. a first belt; 8. a second rotating shaft; 9. a worm gear; 10. a worm; 11. a second belt; 12. brushing the board; 13. a water outlet; 14. a one-way check valve I; 15. a negative pressure pipeline; 16. pumping and discharging the pipeline; 17. a filter box; 18. a filter screen plate; 19. a baffle plate; 20. a gasket; 21. a limiting block; 22. a spring; 23. a water inlet pipe; 24. and a second one-way check valve.

Detailed Description

Referring to fig. 1-4, the present invention provides the following technical solutions: an automatic negative pressure water drainage device of a coal mine gas drainage pipeline comprises a device body 1 and a negative pressure pipeline 15, wherein a float 2 is installed inside the device body 1, an air inlet rod 3 is arranged above the float 2, a first rotating shaft 4 is installed inside the device body 1, a water wheel 5 is installed in the middle of the first rotating shaft 4, a coil spring 6 is installed inside the water wheel 5, belts 7 are installed on the front side and the rear side of the water wheel 5, a second rotating shaft 8 is installed below the belts 7, a worm wheel 9 is installed in the middle of the second rotating shaft 8, a worm 10 is installed on the right side of the worm wheel 9, a second belt 11 is installed below the worm 10, a brush plate 12 is installed at the left end of the second belt 11, a water outlet 13 is formed in the bottom of the device body 1, a first one-way check valve 14 is installed below the water outlet 13, and the negative pressure pipeline 15 is installed on the right side of the device body 1, and the below of negative pressure pipeline 15 is installed and is taken out drain pipe 16, the below welding of taking out drain pipe 16 has inlet tube 23, and the filter box 17 is installed in the outside of inlet tube 23 to the internally mounted of filter box 17 has filter plate 18, baffle 19 is installed on the right side of filter box 17, and the sealed pad 20 of installing in the top of baffle 19, stopper 21 is installed to the top of baffle 19, and stopper 21's middle part installs spring 22, one-way check valve two 24 is all installed in inlet tube 23 and negative pressure pipeline 15's left side.

In this embodiment:

the latter half of air inlet rod 3 has seted up the square groove, and adopts mutually perpendicular to set up between air inlet rod 3 and the device body 1, and the square groove that air inlet rod 3 the latter half was seted up can make things convenient for the inside of air admission device body 1, sets up perpendicularly and can reduce the frictional force between air inlet rod 3 and the device body 1.

Constitute through a 4 rotation axis between waterwheel 5 and the device body 1 and rotate mounting structure, and adopt the axis coincidence setting between waterwheel 5 and the rotation axis 4, waterwheel 5 rotates through a 4 rotation axis and can cooperate wind spring 6 to hold power, and the axis coincidence sets up can make waterwheel 5's rotation steady more fast.

Adopt axis coincidence setting between worm wheel 9 and the second 8 of axis of rotation, and be connected for the meshing between worm wheel 9 and the worm 10, axis coincidence sets up can make worm wheel 9's rotation more steady, and meshing connection can make worm wheel 9 more accurate reliable to the transmission of worm 10.

The worm 10 and the device body 1 are arranged in a mutually perpendicular mode, and the mutually perpendicular arrangement can facilitate the worm 10 to transmit the brush plate 12.

Adopt welding integration to set up between rose box 17 and the inlet tube 23, and adopt mutual parallel arrangement between rose box 17 and the device body 1, welding integration sets up and to make the connection between rose box 17 and the inlet tube 23 more firm reliable, and mutual parallel arrangement can make rose box 17 and filter plate 18 more even comprehensive when filtering the water of taking out and putting 16 insides of pipeline with filtering.

The sealing gasket 20 is bonded with the filter box 17 by glue, and the connection between the sealing gasket 20 and the filter box 17 can be firmer and more reliable by the glue bonding.

Constitute the slidable mounting structure through spring 22 between stopper 21 and the rose box 17, and closely laminate between stopper 21 and the baffle 19, drive stopper 21 through spring 22 and slide and can make things convenient for dismantling of baffle 19, closely laminate can make stopper 21 more firm reliable to the spacing of baffle 19.

The utility model discloses a theory of operation and use flow: when the negative pressure automatic water drainage device of the coal mine gas drainage pipeline is used, water in the drainage pipeline 16 enters the inside of the filter box 17 through the water inlet pipe 23, the water is filtered through the filter screen plate 18, large-particle coal cinder in the drainage pipeline 16 is prevented from entering the inside of the device body 1, the buoy 2 drives the air inlet rod 3 to ascend by means of self buoyancy along with the rise of the water level, when a square groove is formed in the lower half part of the air inlet rod 3, external air enters the inside of the device body 1 through the square groove, the air extrudes the one-way check valve II 24, the water inlet pipe 23 and the negative pressure pipeline 15 are closed, under the self weight of the water, the one-way check valve I14 is extruded, the one-way check valve I14 is opened, the water in the device body 1 is discharged through the water outlet 13, the buoy 2 and the air inlet rod 3 descend along with the air, the air stops entering the inside of the device body 1, and a cavity in the device body 1 is enlarged in the drainage process, the pressure intensity is changed, the one-way check valve II 24 is opened, the water in the pumping pipeline 16 enters the device body 1 again, the circulation is repeated, the purpose of negative pressure automatic water discharging is realized, in the process of water inlet of the water inlet pipe 23, the kinetic energy of the water drives the water wheel 5 to rotate by the water flow descending above the water wheel 5, the water wheel 5 drives the coil spring 6 to contract and store the force, the coil spring 6 releases the force when discharging water, the worm wheel 9 is driven to rotate by the first rotating shaft 4, the first belt 7 and the second rotating shaft 8, the worm wheel 9 drives the brush plate 12 to rotate by the worm 10 and the second belt 11, can clean and stir the bottom of the device body 1, can achieve the purpose of reducing the sediment of the coal slag conveniently and rapidly, when the filter box 17 and the filter screen 18 need to be cleaned, the baffle 19 can be taken down by pulling out the limiting block 21, the filter box 17 can be cleaned up the filter screen 18, and the purpose of conveniently and quickly cleaning up the filter box 17 and the filter screen 18 is achieved.

Claims

1. The utility model provides an automatic ware that drains of negative pressure of colliery gas drainage pipeline which characterized in that: the device comprises a device body and a negative pressure pipeline, wherein a float is arranged inside the device body, an air inlet rod is arranged above the float, a first rotating shaft is arranged inside the device body, a water wheel is arranged in the middle of the first rotating shaft, a coil spring is arranged inside the water wheel, first belts are arranged on the front side and the rear side of the water wheel, a second rotating shaft is arranged below the first belt, a worm wheel is arranged in the middle of the second rotating shaft, a worm is arranged on the right side of the worm wheel, a second belt is arranged below the worm, a brush plate is arranged at the left end of the second belt, a water outlet is formed in the bottom of the device body, a first one-way check valve is arranged below the water outlet, the negative pressure pipeline is arranged on the right side of the device body, a drainage pipeline is arranged below the negative pressure pipeline, a water inlet pipe is welded below the drainage pipeline, and a filter box is arranged outside the water inlet pipe, and the internally mounted of rose box has filter plate, the baffle is installed on the right side of rose box, and installs sealed the pad in the top of baffle, the stopper is installed to the top of baffle, and the middle part of stopper installs the spring, one-way check valve two is all installed in the left side of inlet tube and negative pressure pipeline.

2. The automatic water discharger of negative pressure of coal mine gas drainage pipeline according to claim 1, wherein: the square groove has been seted up to the latter half of air inlet rod, and adopts mutually perpendicular to set up between air inlet rod and the device body.

3. The automatic water discharger of negative pressure of coal mine gas drainage pipeline according to claim 1, wherein: and a rotating installation structure is formed between the waterwheel and the device body through the first rotating shaft, and the waterwheel and the first rotating shaft are arranged in an axis overlapping mode.

4. The automatic water discharger of negative pressure of coal mine gas drainage pipeline according to claim 1, wherein: the worm wheel and the second rotating shaft are arranged in an axis overlapping mode, and the worm wheel is connected with the worm in a meshing mode.

5. The automatic water discharger of negative pressure of coal mine gas drainage pipeline according to claim 1 is characterized in that: the worm and the device body are arranged in a mutually perpendicular mode.

6. The automatic water discharger of negative pressure of coal mine gas drainage pipeline according to claim 1, wherein: adopt welding integration setting between rose box and the inlet tube, and adopt mutual parallel arrangement between rose box and the device body.

7. The automatic water discharger of negative pressure of coal mine gas drainage pipeline according to claim 1, wherein: the sealing gasket is bonded with the filter box by glue.

8. The automatic water discharger of negative pressure of coal mine gas drainage pipeline according to claim 1, wherein: a sliding installation structure is formed between the limiting block and the filter box through a spring, and the limiting block is tightly attached to the baffle.