CN212563319U

CN212563319U - Kilometer drilling blowout prevention buffering drainage device

Info

Publication number: CN212563319U
Application number: CN202020941285.XU
Authority: CN
Inventors: 张家贵; 王海波; 王国飞; 石军; 王兴盛; 张晋龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-02-19
Anticipated expiration: 2030-05-29

Abstract

The utility model relates to a kilometer drilling is prevented spouting buffering and is taken out and put device, include that the high-pressure rubber tube, four cun butterfly valves, water sediment separation water tank, the gas drainage pipeline are taken out to four cun ring flanges, air water residue separator, packing sealing washer, four cun drainage through four cun steel pipes connect gradually, include that box, packing sealing washer, play water slag discharging hole, gas vent, orifice baffle, baffle connecting rod, closed baffle, baffle are opened and are acted as go-between and the support frame through the air water residue separator that four cun steel pipes are connected. The utility model discloses an install the orifice baffle additional, the orifice that appears in can effectual prevention and control kilometer drilling work progress, the orifice that appears in the solution kilometer drilling work progress is difficult to prevent the problem.

Description

Kilometer drilling blowout prevention buffering drainage device

Technical Field

The utility model relates to a colliery gas drainage technical field especially relates to a kilometer drilling is prevented spouting buffering drainage device.

Background

At present, the most effective measure of a high-gas, coal and gas outburst mine in the aspect of gas control is to perform gas drainage through construction drilling, but gas spraying holes are caused by large gas pressure or hole plugging in the drilling process of drilling construction, especially the kilometer drilling holes are the most outstanding, the spraying holes can not only cause injury to field constructors, but also cause the gas in an operation place to exceed the limit or cause more accidents due to the fact that a large amount of gas is discharged, and the safety production of the mine is seriously damaged. How to ensure that the drilling can be constructed in place according to design requirements and effectively prevent and treat the spray holes in the drilling construction process is a technical problem to be solved at present.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned technical problem and provide a kilometer drilling and creep into in-process and effectively separate combustion gas, water, sediment to can effectively prevent the device of drilling orifice.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

the utility model provides a kilometer drilling is prevented spouting buffering drainage device, includes that the ring flange that loops through four cun steel pipe connections, air water slag separator, first section four cun drainage high pressure rubber pipe, gas drainage pipeline, second section four cun drainage high pressure rubber pipe, third section four cun drainage high pressure rubber pipe, second butterfly valve, water sediment separation water tank, air water slag separator includes box, packing sealing washer, goes out water slag discharge mouth, gas vent, orifice baffle, baffle connecting rod, closure baffle, baffle are opened and are acted as go-between and support frame.

The utility model has the advantages that: the utility model discloses a four cun steel pipes of sealing in the coal wall connect air water residue separator, water sediment separation water tank and gas drainage pipe way, and it is sealed through the packing sealing washer between air water residue separator's the drilling rod import and the drilling rod, when taking place the orifice in the drilling work progress, owing to install the packing sealing washer additional, the drilling construction place can not gushed into through drilling rod import gap to gas. The gas sprayed out of the drill hole is buffered through the work of the gas-water-slag separator and the water-slag separation water tank, and the sprayed gas is collected and pumped into a gas pumping and discharging pipeline, so that the aim of preventing the spray hole while drilling is achieved, the gas accident of the drill hole can be eliminated, the safety production of a mine can be guaranteed, and the gas-water-slag separator has positive popularization value and significance. The utility model discloses the device is applicable to the drilling orifice of various scales, and application scope is wide, to preventing the drilling orifice, and guarantee mine safety in production has positive spreading value and meaning.

On the basis of the technical scheme, the utility model discloses can also do as follows the improvement:

furthermore, the top of the gas-water-slag separator can be additionally connected with a four-inch drainage high-pressure rubber pipe to be connected with a gas drainage pipeline.

The beneficial effect of adopting the further scheme is that: a large amount of gas returned in the drilling construction process can be pumped into a gas pipeline in time through the four-inch pumping high-pressure rubber pipe, so that the gas rushing into the water tank is reduced.

Furthermore, a spray hole baffle and a closed baffle are additionally arranged in the gas-water-slag separator through a baffle connecting rod.

The beneficial effect of adopting the further scheme is that: when the hole is drilled, the gas emission amount is large, and the hole spraying baffle plate closes the closing baffle plate through the connecting rod to effectively prevent the sprayed gas from entering a roadway through the water outlet slag discharging port.

Further, an exhaust port is arranged on the side face of the gas-water-slag separator and connected with the water tank through a four-inch high-pressure rubber pipe.

The beneficial effect of adopting the further scheme is that: when gas gushes out greatly in the drilling construction process, the gas can enter the water tank through the exhaust port and then be pumped into the gas pipeline, and the gas gushes out due to the fact that the gas gushes out greatly can be effectively avoided.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic structural view of the gas-water-slag separator of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the device comprises a coal wall, 2, a flange plate, 3, a drill rod, 4, a gas-water-slag separator, 5, a first section four-inch pumping and discharging high-pressure rubber pipe, 6, a gas pumping and discharging pipeline, 7, a third section four-inch pumping and discharging high-pressure rubber pipe, 8, a second section four-inch pumping and discharging high-pressure rubber pipe, 9, a spray hole baffle, 10, a baffle connecting rod, 11, a closed baffle, 12, a baffle opening pull wire, 13, an exhaust port, 14, a water and slag discharging port, 15, a packing sealing ring, 16, a second butterfly valve, 17, a water and slag separating water tank, 18, a butterfly valve, 19, a support frame, 20, a box body, 21, a first air outlet, 22 and.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Examples

As shown in fig. 1, the utility model discloses an including ring flange 2, air water slag separator 4, the first section four cun drainage high-pressure rubber pipe 5, gas drainage pipeline 5, the second section four cun drainage high-pressure rubber pipe 8, the third section four cun drainage high-pressure rubber pipe 7, second butterfly valve 16, water slag separation water tank 17 that loop through four cun steel pipe connections, air water slag separator includes box 20, packing sealing washer 15, play water slag discharge mouth 14, gas vent 13, orifice baffle 9, baffle connecting rod 10, closed baffle 11, baffle open 12, support frame 19, box 20, first gas outlet 21, second gas outlet 22 of acting as go-between.

The four-inch steel pipe is fixed in the coal wall 1, the orifice gas-water-slag separator 4 is connected with a flange of the four-inch steel pipe 2, a drill rod 3 sequentially penetrates through a drill rod inlet and a drill rod outlet of the orifice gas-water-slag separator 4 and passes through the four-inch steel pipe 2 during drilling, the drill rod inlet of the gas-water-slag separator 4 is sealed with the drill rod 3 through a packing seal ring 15, a first gas outlet of the gas-water-slag separator 4 is connected with one end of a first section of four-inch pumping and discharging high-pressure rubber pipe 5, a second gas outlet of the gas-water-slag separator 4 is connected with one end of a second section of four-inch pumping and discharging high-pressure rubber pipe 8, the other end of the first section of four-inch pumping and discharging high-pressure rubber pipe 5 is connected with a gas pumping and discharging pipeline 6, the other end of the second section of four-inch pumping and discharging. The lower end of the box body 20 of the gas-water-slag separator 4 is provided with a slag discharging outlet 14; the spray hole baffle 9 is arranged in the barrel body and connected with the top of the barrel body, one end of a baffle connecting rod 10 is connected with the bottom of the spray hole baffle 9, a hook arranged at the other end of the baffle connecting rod is connected with a circular ring on a spray hole closing baffle 11, one end of a pull wire 12 opened by the closing baffle is connected with the circular ring on the spray hole closing baffle 11, the other end of the pull wire 12 opened by the closing baffle passes through a butterfly valve 18 arranged on the side face of the barrel body and extends out of a hole opening of the butterfly valve 18, and.

The utility model discloses when using, the drilling normally advances the in-process, because it is sealed through packing sealing washer 15 between drilling rod import and the drilling rod 3 of air water residue separator 4, the drilling construction place can not gushed into through drilling rod import gap to gas, gas in the drilling, water, the sediment gets into air water residue separator 4 through four cun steel pipes, because the three quality is different, most gas gets into gas drainage pipeline 6 through first section four cun drainage high pressure rubber tube 5, a small part of gas gets into water sediment separation water tank 17 through second section four cun drainage high pressure rubber tube 8, then get into gas drainage pipeline 6 through third section four cun drainage high pressure rubber tube 7, gas in the gas drainage pipeline 6 gets into ground gas drainage pump station at last, water and sediment are discharged through play water slag discharge mouth 14. Under the condition that drilling is normally carried out, the baffle connecting rod 10 is connected with the spray orifice baffle 9.

When gas is sprayed out in the drilling construction process, the drill rod inlet of the gas-water-slag separator 4 is sealed with the drill rod 3 through the packing seal ring 15, the gas cannot flow into a drilling construction site through a drill rod inlet gap, the gas, the water and the slag in the drill hole enter the gas-water-slag separator 4 through the drill hole, most of the gas enters the gas drainage pipeline 6 through the first section of the four-inch drainage high-pressure rubber pipe 5 due to the fact that the gas, the water and a small part of the gas pass through the bottom of the gas-water-slag separator. Because the gas is sprayed out in a large quantity, the water-slag separation water tank 17 collects and buffers the pressure of the gas sprayed out by the second section of the four-inch drainage high-pressure rubber pipe 8, so that the gas is prevented from flowing into a roadway, meanwhile, the spray hole baffle 9 in the gas-water-slag separator 4 moves under the action of the pressure sprayed out by the gas, the hook arranged at the other end of the baffle connecting rod 10 is separated from the circular ring connected with the spray hole closing baffle 11, so that the baffle of the spray hole closing baffle 11 is closed, and the gas is prevented from flowing into the roadway through the water outlet slag discharge port 14. The gas in the water-slag separation water tank 17 enters the gas drainage pipeline 6 through the third section of the four-inch drainage high-pressure rubber pipe 7, or enters the gas drainage pipeline 6 through the first section of the four-inch drainage high-pressure rubber pipe 5. And finally, the gas in the gas drainage pipeline 6 enters a ground gas drainage pump station through a main pipeline. After the spray hole stops, the butterfly valve 18 on the gas-water-slag separator 4 is opened, the ring on the spray hole closing baffle 11 is connected with the hook arranged at the other end of the baffle connecting rod 10 through the baffle opening pull wire 12 extending out of the orifice of the butterfly valve 18, so that the spray hole closing baffle 11 is in a normally open state, and the water outlet slag discharge port 14 is in an open state, thereby being beneficial to discharging water and discharging slag.

It should be noted that: fig. 1 is a schematic structural diagram of the present invention, not a schematic structural diagram of the actual size of the present invention.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A kilometer drilling blowout prevention buffering drainage device is characterized by comprising a flange plate (2), a gas-water residue separator (4), a first section of four-inch drainage high-pressure rubber pipe (5), a gas drainage pipeline (6), a second section of four-inch drainage high-pressure rubber pipe (8), a third section of four-inch drainage high-pressure rubber pipe (7), a second butterfly valve (16) and a water residue separation water tank (17) which are sequentially connected through four-inch steel pipes, wherein the gas-water residue separator comprises a box body (20), a packing sealing ring (15), a water and slag outlet (14), an exhaust port (13), a spray orifice baffle (9), a baffle connecting rod (10), a closing baffle (11), a baffle opening pull wire (12) and a support frame (19), the four-inch steel pipes are fixed in a coal wall (1), the gas-water residue separator (4) is connected with the flange plate (2) on the four-inch steel pipes, and a drill pipe (3) sequentially penetrates through a drill pipe inlet and a drill pipe outlet of the, the inlet of a drill rod of the gas-water-slag separator (4) is sealed with the drill rod (3) through a packing seal ring (15), a first gas outlet (21) of the gas-water-slag separator (4) is connected with one end of a first section four-inch pumping high-pressure rubber pipe (5), a second gas outlet (22) of the gas-water-slag separator (4) is connected with one end of a second section four-inch pumping high-pressure rubber pipe (8), the other end of the first section four-inch pumping high-pressure rubber pipe (5) is connected with a gas pumping pipeline (6), the other end of the second section four-inch pumping high-pressure rubber pipe (8) is connected with a water-slag separation water tank (17), the gas outlet of the water tank of the water-slag separation water tank (17) is connected with the gas pumping pipeline (6) through a third section four-inch pumping high-pressure rubber pipe (7), a water discharging hole (14) is formed in the lower end of a box body (20) of the gas, one end of a baffle connecting rod (10) is connected with the bottom of the spray hole baffle (9), the other end of the baffle connecting rod is connected with a hook on a closed baffle (11), one end of a baffle opening pull wire (12) is connected with the closed baffle (11), and the other end of the baffle opening pull wire (12) penetrates through a butterfly valve (18) arranged on the side face of the barrel body and extends out of an orifice of the butterfly valve (18); the supporting frame (19) is arranged at the bottom of the barrel body.

2. The kilometer drilling blowout prevention buffering drainage device as recited in claim 1, wherein the diameter of the box body (20) of the gas-water-slag separator (4) is 850mm, and the height is 850 mm; the height of the cone is 300 mm.

3. The kilometer drilling blowout prevention buffering drainage device as recited in claim 2, wherein a closed baffle (11) in a box body (20) of the gas-water-slag separator (4) is composed of four fan-shaped baffles, one side of each fan-shaped baffle is connected with the box body through a closed hole and fixed at the bottom of the barrel body, and the other side of each baffle is provided with a circular ring and connected with a baffle connecting rod (10) through a pull line.

4. The kilometer drilling blowout prevention buffering drainage device as recited in claim 3, wherein the side surface of the box body (20) of the gas-water-slag separator (4) is provided with 1 butterfly valve (18) for pulling the baffle opening pull wire (12) to open and close the baffle.

5. A blowout-preventing buffering and drainage device for kilometer drilling according to claim 4, wherein the water-slag separation water tank (17) is a cuboid with a length of 1.5m, a height of 0.8m and a width of 0.5 m.