CN217783442U

CN217783442U - Environment-friendly dust-settling side slope drilling tool

Info

Publication number: CN217783442U
Application number: CN202221921844.6U
Authority: CN
Inventors: 徐建烨; 王鑫; 李冬; 周敏; 郑世英
Original assignee: China Construction Eighth Engineering Bureau Shenzhen Kechuang Development Co ltd
Current assignee: China Construction Eighth Engineering Bureau Shenzhen Kechuang Development Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-11-11
Anticipated expiration: 2032-07-25

Abstract

The utility model relates to an environmental protection dust fall side slope drilling tool, including being used for fixing the water pipe in the drilling rod periphery at pneumatic anchoring drilling machine, this water pipe is along the axial fixity of this drilling rod, and the front end of this water pipe is equipped with the shower nozzle, and the rear end branch of this water pipe becomes inlet branch and inlet branch, and this inlet branch communicates with the water source, and the air inlet department of this inlet branch and this drilling rod communicates. The utility model discloses a direct fixed water pipe on the drilling rod carries out the dust fall operation to the drilling process to solved prior art crow slope or the comparatively narrow and small region of working face and carried out the drilling construction in be difficult to set up dust device's technical problem. This device directly relies on the high-pressure air in the air compressor who provides power for pneumatic anchoring drilling machine and blowout water smoke is used for the dust fall, and this mode is not only convenient in the narrow and small regional construction of operation face, and has practiced thrift the cost of dust fall operation greatly.

Description

Environment-friendly dust-settling side slope drilling tool

Technical Field

The utility model discloses construction field especially relates to an environmental protection dust fall side slope drilling tool.

Background

The civil construction requirements are higher and higher in the present city, indexes such as dust, noise, pollution discharge and the like of a construction site are strictly limited, support forms such as anchor cables or soil nails and the like cannot be separated aiming at the support construction of a side slope or a foundation pit, and for the construction of the foundation pit with a high side slope or a narrow operation surface, a crawler-type or pneumatic anchor drilling machine with an operation frame is mostly adopted, and the drilling machine is also called as a down-the-hole hammer. The power comes from the high-pressure air compressed by the air compressor to drive the air compressor to construct. When this kind of rig was under construction in the comparatively narrow and small region of operation face, it is difficult to set up dust device, leads to the raise dust index to be difficult to reach, influences subsequent construction progress.

SUMMERY OF THE UTILITY MODEL

To the weak point that exists among the above-mentioned prior art, the utility model provides an environmental protection dust fall side slope drilling tool has solved prior art crow slope or the comparatively narrow and small region of working face and has carried out the drilling construction in be difficult to set up dust device's technical problem.

The utility model discloses an environmental protection dust fall side slope drilling tool, including being used for laying the spray tube in the drilling rod periphery of pneumatic anchor rig, the front end of this spray tube is equipped with the shower nozzle, and the rear end branch of this spray tube becomes inlet branch and inlet branch, and this inlet branch communicates with the water source, and the air inlet department of this inlet branch and this drilling rod communicates.

The utility model discloses environmental protection dust fall side slope drilling tool further improves and lies in, is equipped with the check valve on this water inlet branch pipe.

The utility model discloses environmental protection dust fall side slope drilling tool further improves and lies in, and this spray tube includes that the diameter is not less than the annular pipe of the external diameter of this drilling rod and the interval communicates in many sub-pipes of this annular pipe, and the front end of every this sub-pipe all is equipped with this shower nozzle, and the rear end of many this sub-pipes all communicates with this annular pipe, and this annular pipe communicates in this branch of intaking and air intake branch.

The utility model discloses environmental protection dust fall side slope drilling tool further improves and lies in, still including being used for fixing the fixed subassembly on this drilling rod with this son pipe.

The utility model discloses environmental protection dust fall side slope drilling tool further improves and lies in, and this fixed subassembly includes that the diameter is not less than the solid fixed ring of the external diameter of this drilling rod, and this solid fixed ring's periphery interval is equipped with the recess that supplies this daughter pipe to fix.

The utility model discloses environmental protection dust fall side slope drilling tool further improves and lies in, and this sub-pipe is the tubular metal resonator, and this annular tube, water inlet branch and air inlet branch are the hose.

The utility model discloses environmental protection dust fall side slope drilling tool further improves and lies in, is equipped with air inlet switch on this air inlet branch pipe.

Compared with the prior art, the utility model, its effect is positive and obvious. The utility model discloses a direct fixed water pipe on the drilling rod carries out the dust fall operation to the drilling process to solved prior art crow slope or the comparatively narrow and small region of working face and carried out the drilling construction in be difficult to set up dust device's technical problem. This device directly relies on the high-pressure air in the air compressor for pneumatic anchor rig provides power and blowout water smoke is used for the dust fall, and this mode not only makes things convenient for the region construction narrow and small in the working face, and has practiced thrift the cost of dust fall operation greatly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained without creative efforts.

Fig. 1 is the utility model discloses an environmental protection dust fall side slope drilling tool's whole perspective view.

Fig. 2 isbase:Sub>A cross-sectional view taken along linebase:Sub>A-base:Sub>A of fig. 1.

Fig. 3 is a cross-sectional view taken along line B-B of fig. 1.

Fig. 4 is a side schematic view of the environment-friendly dust-falling side slope drilling tool of the utility model.

Fig. 5 is the utility model discloses an environmental protection dust fall side slope drilling tool's check valve structure schematic diagram.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, the utility model provides an environmental protection dust fall side slope drilling tool, including being used for laying the spray tube in the 1 periphery of drilling rod of pneumatic anchor rig, the front end of this spray tube is equipped with shower nozzle 8, and the rear end branch of this spray tube becomes inlet branch 3 and inlet branch 11, and this inlet branch 3 and water source intercommunication, this inlet branch 11 and the inlet opening department intercommunication of this drilling rod 1, kneck adopt the ribbon to tighten, prevent gas leakage. In this embodiment, when using, this water source can directly adopt the cask dress water, puts into the aquatic of cask with water injection pipe one end, the water filling port that the other end inserted into water inlet branch pipe 3 to tighten with the ribbon, prevent to leak, go into 1 inlet port of drilling rod with air inlet branch pipe 11 air inlet 9, thereby drive dust device work. The air inlet of the drill rod 1 is communicated with an air compressor which provides power for a pneumatic anchoring drilling machine, and high-pressure air compressed by the air compressor can be used for inflating the air inlet branch pipe 11 while providing power for drilling of the drilling machine, so that water in the water pipe is pressed out from the spray head 8 by utilizing the principle of pressure difference, and water mist is formed for dust fall. The device of the invention is directly arranged on the drill rod 1 without adopting other large-scale water storage equipment and power equipment, thereby being conveniently applied to the drilling construction of foundation pits with high slopes and narrow working surfaces.

Preferably, as shown in fig. 1 and 5, the inlet manifold 3 is provided with a check valve 6. The check valve 6 effectively prevents gas in the inlet branch pipe 11 from entering the inlet pipe.

Preferably, as shown in fig. 1 to 4, the nozzle pipe includes an annular pipe 10 having a diameter not smaller than the outer diameter of the drill rod 1, and a plurality of sub-pipes 4 that are communicated with the annular pipe 10 at intervals, the spray head 8 is disposed at the front end of each sub-pipe 4, the rear ends of the sub-pipes 4 are communicated with the annular pipe 10, and the annular pipe 10 is communicated with the water inlet branch pipe 3 and the air inlet branch pipe 11. The annular water pipe uniformly conveys water to the sub-pipes 4, and then the sub-pipes convey the water 4 to the spray head 8 to form water mist. A plurality of sub-pipes 4 enable water mist to uniformly cover the positions of the drill holes, and the dust falling effect is improved.

Preferably, as shown in fig. 1 and 4, a fixing assembly for fixing the sub-pipe 4 to the drill rod is further included. The sub-pipe 4 is firmly fixed on the drill rod 1 by the fixing assembly, so that the sub-pipe 4 is prevented from falling off to influence drilling construction in the drilling construction process of the drill rod 1.

Preferably, as shown in fig. 2, the fixing assembly comprises a fixing ring 5 with a diameter not smaller than the outer diameter of the drill rod, and the periphery of the fixing ring 5 is provided with grooves for fixing the sub-pipe 4 at intervals. The fixing area of the annular fixing ring 5 and the drill rod 1 can be greatly increased, the fixing stability of the fixing ring 5 is improved, and the fixing stability of the sub-pipe 4 is further improved.

Preferably, the sub-pipe 4 is a metal pipe, and the annular pipe, the water inlet branch pipe and the air inlet branch pipe 11 are flexible pipes. The sub-pipe 4 made of metal is scraped by the hole wall in order to prevent the drill rod 1 from drilling, so that the service life of the whole device is prolonged, the diameter of the metal pipe can be controlled to control the flow in unit time, and the simple structure can obtain a stable water spraying effect while saving water. The inlet manifold 11 employs a high pressure hose to receive high pressure gas inside.

As shown in fig. 1, when the sub-pipe 4 is attached, the water mist is sprayed so as to be directed to the root of the drilling dust by positioning the spray head 8 in the front of the drill rod 1, thereby improving the dust-fall effect. This shower nozzle 8 should avoid contacting with 2 tups of drilling rod 1, avoid damaging the sub-pipe 4 of shower nozzle 8.

Preferably, an air inlet switch 7 is arranged on the air inlet branch pipe 11. The air inlet switch 7 can more conveniently control the air inlet time of the device, when in use, the water inlet pipe can be firstly filled with water, and then the air inlet switch 7 is turned on to lead the water flow to be arranged in a preset direction for conveying.

The utility model discloses a direct fixed water pipe on the drilling rod carries out the dust fall operation to the drilling process to solved prior art crow slope or the comparatively narrow and small region of working face and carried out the drilling construction in be difficult to set up dust device's technical problem. This device directly relies on the high-pressure air in the air compressor for pneumatic anchor rig provides power and blowout water smoke is used for the dust fall, and this mode not only makes things convenient for the region construction narrow and small in the working face, and has practiced thrift the cost of dust fall operation greatly.

The part not involved in the utility model is the same as the prior art or can be realized by adopting the prior art. The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the preferred embodiment, it is not intended to limit the present invention, and any person skilled in the art can make modifications or changes to equivalent embodiments with equivalent changes within the scope of the technical solution of the present invention.

Claims

1. The environment-friendly dust-settling side slope drilling tool is characterized by comprising a spray pipe laid on the periphery of a drill rod of a pneumatic anchoring drilling machine, wherein a spray head is arranged at the front end of the spray pipe, the rear end of the spray pipe is branched into a water inlet branch pipe and an air inlet branch pipe, the water inlet branch pipe is communicated with a water source, and the air inlet branch pipe is communicated with an air inlet of the drill rod.

2. The environment-friendly dust-settling side slope drilling tool as claimed in claim 1, wherein a check valve is arranged on the water inlet branch pipe.

3. The environment-friendly dust-settling slope drilling tool as claimed in claim 1, wherein the spray pipe comprises an annular pipe with the diameter not smaller than the outer diameter of the drill rod and a plurality of sub pipes communicated with the annular pipe at intervals, the spray head is arranged at the front end of each sub pipe, the rear ends of the plurality of sub pipes are communicated with the annular pipe, and the annular pipe is communicated with the water inlet branch pipe and the air inlet branch pipe.

4. The environment-friendly dust-settling side slope drilling tool as recited in claim 3, further comprising a fixing assembly for fixing the sub-pipe to the drill rod.

5. The environment-friendly dust-settling side slope drilling tool as claimed in claim 4, wherein the fixing assembly comprises a fixing ring with the diameter not smaller than the outer diameter of the drill rod, and grooves for fixing the sub pipes are formed in the periphery of the fixing ring at intervals.

6. The environment-friendly dust-settling side slope drilling tool as claimed in claim 3, wherein the sub-pipe is a metal pipe, and the annular pipe, the water inlet branch pipe and the air inlet branch pipe are hoses.

7. The environment-friendly dust-settling side slope drilling tool as claimed in claim 1, wherein an air inlet switch is arranged on the air inlet branch pipe.