阅读说明：本技术 一种用于打钻防喷的降尘装置 (Dust settling device for drilling and blowout prevention ) 是由 胡东亮 邓德华 旷永华 张新利 曾勇 叶文凯 杨乘龙 黄建平 吴哲帆 季广瑞 于 2019-10-22 设计创作，主要内容包括：本发明公开了一种用于打钻防喷的降尘装置,它包括封孔器、钻杆和抽放管,钻杆与钻机连接,在钻杆的前端设有封孔器,所述封孔器与钻机通过集渣器法兰螺栓连接,集渣器上方设有一级防喷管,下方设有气渣收集管,一级防喷管出口连接有放水箱,气渣收集管通过气渣分离器和二级防喷管连接到放水箱的侧壁上,放水箱的顶部通过阀门与抽放管连接。通过设置隔板和滑板,气渣在流通过程中进行分离,渣通过提渣装置进行排放,气则进入抽采管内进行排放,不会再发生抽采管堵塞的现象了,取得了很好的效果。(The invention discloses a dust-settling device for preventing blowout during drilling, which comprises a hole packer, a drill rod and a drainage pipe, wherein the drill rod is connected with a drilling machine, the front end of the drill rod is provided with the hole packer, the hole packer is connected with the drilling machine through a slag collector flange bolt, a primary blowout prevention pipe is arranged above the slag collector, a gas-slag collecting pipe is arranged below the slag collector, the outlet of the primary blowout prevention pipe is connected with a drainage tank, the gas-slag collecting pipe is connected to the side wall of the drainage tank through a gas-slag separator and a secondary blowout prevention pipe, and the top of the drainage tank is connected with the drainage pipe through a valve. Through setting up baffle and slide, the gas sediment separates at the circulation in-process, and the sediment is discharged through carrying the sediment device, and gas then gets into to take out and adopts intraductal the discharging, can not take place again and take out the phenomenon of taking out and adopt the pipe jam, has obtained fine effect.)

1. The utility model provides a dust device for drilling is prevented spouting, it includes hole packer (2), drilling rod (1) and drainage tube (11), and drilling rod (1) is connected with the rig, is equipped with hole packer (2) at the front end of drilling rod (1), its characterized in that: the hole packer (2) is connected with a drilling machine through a slag collector (5) in a flange bolt mode, a first-stage blowout prevention pipe (4) is arranged above the slag collector (5), a gas-slag collecting pipe (6) is arranged below the first-stage blowout prevention pipe, a water drain tank (9) is connected to the outlet of the first-stage blowout prevention pipe (4), the gas-slag collecting pipe (6) is connected to the side wall of the water drain tank (9) through a gas-slag separator (7) and a second-stage blowout prevention pipe (8), and the top of the water drain tank (9) is connected with a drainage pipe (11) through a valve (10).

2. The dust fall device for drilling blowout prevention according to claim 1, characterized in that: the slag collector (5) comprises an inner pipe (52) and a jacket (53), two ends of the inner pipe (52) are connected with flanges (51), the outer side of the inner pipe (52) is connected with the jacket (53), a drill rod (1) is positioned in the inner pipe (52), the front end of the upper part of the jacket (53) is connected with a one-level dust-settling spray pipe (3), the tail end of the upper part of the jacket (53) is connected with a first connecting pipe (54) inclined backwards, a first-level blowout prevention pipe (4) is connected onto the first connecting pipe (54), the lower part of the jacket (53) is connected with a second connecting pipe (55) inclined backwards, a gas slag collecting pipe (6) is connected onto the second connecting pipe (55), and a plurality of through holes through which gas slag passes are formed.

3. The dust fall device for drilling blowout prevention according to claim 1, characterized in that: the gas-slag separator (7) comprises two symmetrical wall plates (21) in the front and back, a left side plate (30), a partition plate (20) and a right side plate (27), the wall plates (21) are of an L-shaped structure and are fixedly connected with the right side plate (27) through the left side plate (30), the partition plate (20) is fixedly connected with the upper portion of the middle of the wall plates (21), a horizontal cover plate (18) is fixedly connected with the top ends of the wall plates (21), the left side plate (30) and the partition plate (20), a gas-slag inlet pipe (19) and a blowout-preventing connecting pipe (17) are arranged on the cover plate (18), a lower inclined plate (29) of an arc-shaped structure is fixedly connected between the bottom of the left side plate (30) and the bottom end of the right side plate (27) and the wall plates (21), the right side plate (27) is obliquely arranged, a.

4. A dust fall device for drilling blowout prevention according to claim 3, characterized in that: carry sediment device including power supply (16), action wheel (26), follow driving wheel (24), (mixing) shaft (22) and sediment fill (15), power supply (16) are connected on right side board (27) in wallboard (21) outside, (mixing) shaft (22) are established on right side board (27) between wallboard (21), action wheel (26) are connected to the axle of power supply (16) and are served, follow driving wheel (24) and be connected to the tip of (mixing) shaft (22), connect through belt (25) between action wheel (26) and the follow driving wheel (24), sediment fill (15) are through connecting rod (28) fixed connection to (mixing) shaft (22).

5. A dust fall device for drilling blowout prevention according to claim 3, characterized in that: the top end of the right side plate (27) is fixedly connected with a slag discharging plate (23) which is vertically arranged.

6. A dust fall device for drilling blowout prevention according to claim 3, characterized in that: the sliding plate (13) comprises an upper section (131), a lower section (132) and a fixed connection part, the upper section (131) and the lower section (132) are both arc-shaped structures, the upper section (131) is vertically arranged and located between the gas-slag inlet pipe (19) and the blowout prevention connecting pipe (17), the top end of the upper section (131) is fixedly connected with the cover plate (18), the lower section (132) is obliquely arranged, and gas-slag circulation spaces are formed among the lower section (132), the lower inclined plate (29), the right side plate (27) and the partition plate (20).

7. The dust settling device for drilling blowout prevention according to claim 6, wherein: the dust-settling water-spraying device is characterized in that a plurality of rows of vent holes (12) are formed in the upper section (131), a dust-settling spraying pipe (14) is arranged on the side edge of each upper row of vent holes (12), and a plurality of spraying holes are formed in the dust-settling spraying pipe (14).

Technical Field

The invention relates to a dust-settling device, in particular to a dust-settling device for drilling blowout prevention, and belongs to the technical field of coal mine drilling blowout prevention dust-settling equipment.

Background

In the drilling process, a hole spraying phenomenon can occur due to high gas content, so that serious potential safety hazards exist; meanwhile, the dust generated during drilling is very large, and the body health of workers is seriously influenced; drilling slag can not be effectively discharged, and civilized production and quality standardization of the underground roadway are seriously influenced. In the drilling process, in order to prevent the spray holes from generally adopting negative pressure to extract gas and drilling slag, and simultaneously carrying out dust fall treatment; if gas-slag separation and dust fall treatment are not carried out, the blockage of an extraction pipe and the extraction utilization rate of gas are easily caused; how to effectively prevent the occurrence of the above phenomena is a technical problem to be solved.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the utility model provides a dust device for drilling is prevented spouting, through set up baffle and slide on gas sediment separator, the gas sediment separates at the circulation in-process, and the sediment is discharged through carrying the sediment device, and gas then gets into and takes out and adopts intraductal the emission, can not take place again and take out the phenomenon of taking out and adopt the pipe jam, has solved the problem that above-mentioned exists.

The technical scheme of the invention is as follows: the utility model provides a dust device for beating brill is prevented spouting, it includes hole packer, drilling rod and drainage tube, and the drilling rod is connected with the rig, is equipped with the hole packer at the front end of drilling rod, the hole packer passes through sediment ware flange bolt with the rig and is connected, and sediment ware top is equipped with the one-level lubricator, and the below is equipped with the gas sediment collecting pipe, and one-level lubricator exit linkage has the drain tank, and the gas sediment collecting pipe is connected to the lateral wall of drain tank through gas sediment separator and second grade lubricator on, and the top of drain tank is passed through the valve and is connected with the drainage tube.

The slag collector comprises an inner pipe and a jacket, flanges are connected with two ends of the inner pipe, the jacket is connected with the outer side of the inner pipe, a drill rod is positioned in the inner pipe, a first-stage dust-settling spray pipe is connected with the front end of the upper portion of the jacket, a first connecting pipe I which is inclined backwards is connected with the tail end of the upper portion of the jacket, a first-stage blowout prevention pipe is connected onto the first connecting pipe I, a second connecting pipe II which is inclined backwards is connected with the lower portion of the jacket, a gas slag collecting pipe is connected onto the second connecting pipe.

The gas-slag separator comprises two symmetrical wall plates, a left side plate, a partition plate and a right side plate, the wall plates are of an L-shaped structure and are fixedly connected with the right side plate through the left side plate, the upper middle part of each wall plate is fixedly connected with the partition plate, a horizontal cover plate is fixedly connected with the top ends of the wall plates, the left side plate and the partition plate, a gas-slag inlet pipe and an anti-spray connecting pipe are arranged on each cover plate, a lower inclined plate of an arc-shaped structure is fixedly connected between the bottom of the left side plate and the bottom of the right side plate and between the wall plates, the right side plate is obliquely arranged, a slag lifting device.

Carry sediment device and include power supply, action wheel, follow driving wheel, (mixing) shaft and sediment fill, the power supply is connected on the right side board in the wallboard outside, and the (mixing) shaft is established on the right side board between the wallboard, and the action wheel is connected to the axle head of power supply, follows the end that driving wheel is connected to the (mixing) shaft, and the action wheel is connected through the belt between driving wheel and the follow driving wheel, and the sediment fill passes through connecting rod fixed connection to on the (.

The top end of the right side plate is fixedly connected with slag discharging plates which are vertically arranged.

The slide includes upper segment and hypomere and fixed connection, and upper segment and hypomere are the arc structure, and the upper segment is vertical to be arranged and to be located gas sediment import pipe and prevent spouting between the takeover, upper segment top and apron fixed connection, hypomere slope are arranged, all have the circulation space of gas sediment between hypomere and lower swash plate, right side board and the baffle.

The upper section is provided with a plurality of rows of vent holes, the side edge of the upper row of vent holes is provided with a dust fall spraying pipe, and the dust fall spraying pipe is provided with a plurality of spraying holes.

The invention has the beneficial effects that: compared with the prior art, the technical scheme of the invention can effectively prevent the orifice, reduce drilling dust and automatically remove slag; the safety problem caused by gas spray holes in the drilling process is effectively prevented through the primary lubricator and the secondary lubricator; the dynamic balance of the liquid level in the box body can be ensured while the dust is reduced through the primary dust reduction and the secondary dust reduction spraying, and the sealing effect is ensured; coal slag directly slides to a slag outlet through an arc-shaped sliding plate and is discharged by a slag hopper in a rotating way; through setting up baffle and slide, the gas sediment separates at the circulation in-process, and the sediment is discharged through carrying the sediment device, and gas then gets into to take out and adopts intraductally to discharge, can not take place again and take out the phenomenon of taking out and adopt the pipe jam.

Drawings

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

FIG. 2 is a schematic structural view of a slag trap according to the present invention;

FIG. 3 is a schematic structural view of a gas-slag separator of the present invention;

FIG. 4 is a top view of the gas-slag separator of the present invention;

FIG. 5 is a schematic view of the drilling direction of the present invention;

FIG. 6 is a schematic view of the direction of gas movement of the present invention;

FIG. 7 is a schematic view showing the movement directions of the coal slag and water according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.