CN209780946U - compressed air drilling dust removal device - Google Patents
compressed air drilling dust removal device Download PDFInfo
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- CN209780946U CN209780946U CN201920495835.7U CN201920495835U CN209780946U CN 209780946 U CN209780946 U CN 209780946U CN 201920495835 U CN201920495835 U CN 201920495835U CN 209780946 U CN209780946 U CN 209780946U
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Abstract
The utility model discloses a compressed air drilling and dust removing device, which comprises a drilling machine slag discharge connecting pipe, one end of which is communicated with a drilling machine slag discharge port; the drain outlet is arranged at the other end of the slag discharge connecting pipe of the drilling machine; the drilling machine slag-discharging connecting pipe is arranged on the ground through a supporting frame, and one end of the drilling machine slag-discharging connecting pipe, which is communicated with a drilling machine slag-discharging opening, is suspended in the air; one end of the sewage draining outlet is adjacent to the ground; an overflow pipe with two sealed ends is fixedly arranged in the pipeline at the middle position of the slag-removing connecting pipe of the drilling machine; the side wall of the overflow pipe is provided with a plurality of through holes, and the side wall of the overflow pipe is also provided with a water inlet pipe communicated with the inner pipe of the overflow pipe; the utility model solves the problem that the current dust removing device can not effectively remove the dust generated by compressed air drilling; the novel safety device is simple in structure, convenient and fast to process and implement, outstanding in safety effect and good in application prospect.
Description
Technical Field
The utility model relates to a mining rig auxiliary device technical field, concretely relates to pressure wind is executed and is bored dust collector.
Background
The compressed air deslagging of the original gas drainage drilling machine in a mining area has large dust production in a roadway, and a large amount of dust is dispersed in a working space during drilling, so that pollution and abrasion are caused to mechanical appliances; dust can seriously damage the body of workers, and a dust removal device is urgently needed to effectively eliminate the dust; aiming at coal mine areas, because the coal dust dispersed in the closed space also has the property of easy combustion and explosion, the coal dust brings great security threat to the whole drilling operation.
The national regulation that drilling in a coal mine needs to adopt a dust removal device such as a dust remover; at present, the pneumatic dry dust removal device is connected between the pneumatic dry dust removal devices at a slag discharge port of a drilling machine for dust removal, but the device still cannot achieve the effect of effective dust removal.
SUMMERY OF THE UTILITY MODEL
the utility model discloses the technical problem that will solve is: the dust removal device for the drilling machine is provided to solve the problem that dust generated by compressed air drilling cannot be effectively removed by the conventional dust removal device.
In order to solve the above problem, the utility model provides a following technical scheme:
A dust removal device for a drilling machine comprises a drilling machine slag discharge connecting pipe, wherein one end of the drilling machine slag discharge connecting pipe is communicated with a drilling machine slag discharge port; the drain outlet is arranged at the other end of the slag discharge connecting pipe of the drilling machine; the drilling machine slag-discharging connecting pipe is arranged on the ground through a supporting frame, and one end of the drilling machine slag-discharging connecting pipe, which is communicated with a drilling machine slag-discharging opening, is suspended in the air; one end of the sewage draining outlet is adjacent to the ground; an overflow pipe with two sealed ends is fixedly arranged in the pipeline at the middle position of the slag-removing connecting pipe of the drilling machine; the side wall of the overflow pipe is provided with a plurality of through holes, and the side wall of the overflow pipe is also provided with a water inlet pipe communicated with the inner pipe of the overflow pipe.
Preferably, a branch pipe is communicated with the position, between the sewage draining outlet and the bottom of the overflow pipe, on the drilling machine slag-off connecting pipe; the other end of the branch pipe is communicated with a gas-water separation device; the gas-water separation device is also provided with a blowout-preventing hole connecting pipe in a communicating way; the other end of the blowout-preventing hole connecting pipe is communicated with the gas extraction pipe.
Furthermore, one end of the drilling machine slag discharge connecting pipe, which is provided with the sewage draining outlet, is of a U-shaped structure, and the height of the sewage draining outlet is higher than that of the position where the branch pipe is connected with the drilling machine slag discharge connecting pipe.
Furthermore, a flow limiting valve is also arranged on the blowout preventing hole connecting pipe.
Preferably, the water inlet pipe is provided on the top of the overflow pipe.
The utility model discloses beneficial effect:
The utility model designs a novel wet-type drilling machine dust removal device, which realizes dust removal at the source mainly by fixing an overflow pipe and a water inlet pipe connected with the overflow pipe in a slag discharge pipe, namely, drilling and dust production are completely carried out into a dust removal device by connecting a drilling machine slag discharge port and a dust removal device connecting pipe, the drilling and dust production do not enter underground air, and 360-degree dead-free dust removal can be carried out in the slag discharge pipe by using the overflow pipe; therefore, the problem that dust generated by compressed air drilling cannot be effectively removed by the conventional dust removal device is solved; on the other hand, the gas discharged from the slag discharge port of the drilling machine can be pumped away, and the gas is prevented from entering underground air to cause harm; the utility model discloses simple structure, it is convenient that processing is implemented, and the safe effect is outstanding, has good application prospect.
drawings
Fig. 1 is a schematic structural view of the present invention in an embodiment;
Description of reference numerals: 1. the device comprises a drilling machine slag-discharging connecting pipe, 2, a blowout-preventing hole connecting pipe, 3, a gas-water separation device, 4, a sewage discharge outlet, 5, a support frame, 6, a water inlet pipe, 7, an overflow pipe, 8, a branch pipe, 21 and a flow limiting valve.
Detailed Description
The invention will be further described with reference to the following drawings and specific embodiments:
Example (b):
Referring to fig. 1, the present embodiment provides a dust removing device for a drilling machine, which comprises a drilling machine slag discharging connecting pipe 1, one end of which is communicated with a drilling machine slag discharging port; the sewage outlet 4 is arranged at the other end of the slag discharge connecting pipe 1 of the drilling machine; the method is characterized in that: the drilling machine slag-off connecting pipe 1 is arranged on the ground through a supporting frame 5, and one end of the drilling machine slag-off connecting pipe 1 communicated with a drilling machine slag-off opening is suspended; one end of the sewage outlet 4 is adjacent to the ground; an overflow pipe 7 with two sealed ends is fixedly arranged in the pipeline at the middle position of the slag-removing connecting pipe 1 of the drilling machine; the side wall of the overflow pipe 7 is provided with a plurality of through holes, the side wall of the overflow pipe 7 is also provided with a water inlet pipe 6 communicated with the inner pipe of the overflow pipe 7, and the water inlet pipe 6 is arranged at the top of the overflow pipe 7. In the embodiment, the slag discharge connecting pipe 1 of the drilling machine is a 3-inch pipe; the overflow pipe 7 is a 2.5-inch pipe, the through holes in the overflow pipe 7 are provided with 12 rings in the axial direction, and the size of each through hole is arranged according to actual requirements.
a branch pipe 8 is communicated with the position, which is positioned between the sewage draining outlet 4 and the bottom of the overflow pipe 7, on the drilling machine slag-off connecting pipe 1; the other end of the branch pipe 8 is communicated with the gas-water separation device 3; the gas-water separation device 3 is also communicated with and provided with an anti-spraying hole connecting pipe 2; the other end of the blowout-preventing hole connecting pipe is communicated with the gas extraction pipe. In this embodiment, the straight pipe 8 is a 3-inch pipe, the gas-water separation device 3 is a 7-inch pipe, the length of the pipe is two thirds of the length of the overflow pipe 7, and the blowout-preventing hole connecting pipe 2 is a 2.5-inch pipe. The bottom of a slag discharge connecting pipe 1 of the drilling machine is connected with a gas-water separation device 3 and a blowout-preventing hole connecting pipe 2 through a branch pipe 7; the gas drainage pipe is connected with a gas drainage pipe, gas brought out from a slag discharge port of the drilling machine can be pumped away under the action of negative pressure, so that only coal dust after mixed water can be discharged from a sewage discharge port, the gas is effectively prevented from overflowing on the basis of dust prevention, and the safety of the device is improved.
The end of the drilling machine slag discharge connecting pipe 1, which is provided with the sewage draining outlet 4, is of a U-shaped structure, and the height of the sewage draining outlet 4 is higher than that of the connecting position of the branch pipe 8 and the drilling machine slag discharge connecting pipe 1. In order to ensure that the gas is discharged along the sewage discharge outlet 4, the height of the sewage discharge outlet is increased to a position exceeding the connecting position of the branch pipe 8 and the slag discharge connecting pipe 1 of the drilling machine by arranging a U-shaped structure; thereby realizing the effective anti-overflow of the gas.
A flow restriction valve 21 is also mounted on the blowout preventing hole connecting pipe 2. In this embodiment, the flow restriction valve 21 is a 1.5 inch ball valve. The flow rate can be adjusted according to the gas quantity discharged from the slag discharge port of the drilling machine by arranging the flow limiting valve 21, different requirements are met, and the applicability of the device is improved.
Claims (5)
1. A compressed air drilling dust removal device comprises a drilling machine slag discharge connecting pipe (1) one end of which is communicated with a drilling machine slag discharge port; the sewage draining outlet (4) is arranged at the other end of the slag discharging connecting pipe (1) of the drilling machine; the method is characterized in that: the drilling machine slag-discharging connecting pipe (1) is arranged on the ground through a supporting frame (5), and one end of the drilling machine slag-discharging connecting pipe (1) communicated with a drilling machine slag-discharging opening is suspended; one end of the sewage draining outlet (4) is adjacent to the ground; an overflow pipe (7) with two sealed ends is fixedly arranged in the pipeline at the middle position of the slag-removing connecting pipe (1) of the drilling machine; the side wall of the overflow pipe (7) is provided with a plurality of through holes, and the side wall of the overflow pipe (7) is also provided with a water inlet pipe (6) communicated with the inner pipe of the overflow pipe (7).
2. The forced air drilling dust removal device of claim 1, wherein: a branch pipe (8) is communicated with the position, which is positioned on the slag-off connecting pipe (1) of the drilling machine and between the sewage draining outlet (4) and the bottom of the overflow pipe (7); the other end of the branch pipe (8) is communicated with the gas-water separation device (3); a blowout-preventing hole connecting pipe (2) is also communicated and mounted on the gas-water separation device (3); the other end of the blowout-preventing hole connecting pipe is communicated with the gas extraction pipe.
3. The forced air drilling dust removal device according to claim 2, wherein: the end of the drilling machine slag discharge connecting pipe (1) provided with the sewage draining outlet (4) is of a U-shaped structure, and the height of the sewage draining outlet (4) is higher than that of the connecting position of the branch pipe (8) and the drilling machine slag discharge connecting pipe (1).
4. The forced air drilling dust removal device according to claim 2, wherein: and a flow limiting valve (21) is also arranged on the blowout-preventing hole connecting pipe (2).
5. the forced air drilling dust removal device of claim 1, wherein: the water inlet pipe (6) is arranged at the top of the overflow pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920495835.7U CN209780946U (en) | 2019-04-12 | 2019-04-12 | compressed air drilling dust removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920495835.7U CN209780946U (en) | 2019-04-12 | 2019-04-12 | compressed air drilling dust removal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209780946U true CN209780946U (en) | 2019-12-13 |
Family
ID=68802324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920495835.7U Active CN209780946U (en) | 2019-04-12 | 2019-04-12 | compressed air drilling dust removal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209780946U (en) |
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2019
- 2019-04-12 CN CN201920495835.7U patent/CN209780946U/en active Active
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