CN209025632U - A kind of down-the-hole drill device for reducing dust and down-the-hole drill - Google Patents
A kind of down-the-hole drill device for reducing dust and down-the-hole drill Download PDFInfo
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- CN209025632U CN209025632U CN201821817050.9U CN201821817050U CN209025632U CN 209025632 U CN209025632 U CN 209025632U CN 201821817050 U CN201821817050 U CN 201821817050U CN 209025632 U CN209025632 U CN 209025632U
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- dust
- collection cover
- hole drill
- dust collection
- seal
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Abstract
The utility model relates to a kind of down-the-hole drill device for reducing dust and down-the-hole drills, including dust collection cover, dust collection cover one end is equipped with first seal, the other end is equipped with second seal, the first seal is for the sealing between dust collection cover and surrounding rock body, the second seal between dust collection cover and down-the-hole drill drilling rod for sealing, the dust collection cover is connect with one end of air draft pipeline assembly, the other end of air draft pipeline assembly connects device for reducing dust, air draft pipeline assembly can drive the dust in dust collection cover to enter device for reducing dust, dust is filtered, the device for reducing dust dust-laying effect of the utility model is good, it is easy to operate, install convenient, the normal work of down-the-hole drill is not influenced.
Description
Technical field
The utility model relates to down-the-hole drill dust falling device technical fields, and in particular to a kind of down-the-hole drill device for reducing dust and
Down-the-hole drill.
Background technique
Slip casting is widely used in hazard management as disaster disposition means common in a kind of underground engineering.And slip casting is applied
Need to dig a large amount of drillings during work.For different stratigraphic type apertures, usually using the drilling machine of different performance.For ground
The ground consisting of hard rock met in lower engineering, down-the-hole drill are then the most commonly used one of drilling machine types.Down-the-hole drill passes through drilling rod band
Dynamic pneumatic dth hammer and drill bit rotate together, are crushed ore-rock using the piston impact drill bit of pneumatic dth hammer and reach cutting drilling
Purpose.However, this process often has a serious problems, dust sprays around the wall of a borehole under the action of air-driven impact bores
Out, lead to occur a large amount of dust pollution in underground engineering construction, the life that the dust of high concentration drastically influences construction personnel is strong
Health.Therefore, Dust Capacity when down-the-hole drill digs drilling how is reduced for improving underground engineering construction environment, ensureing constructor
Member's life and health is of great significance.
Utility model content
Purpose of the utility model is to overcome the deficiencies of the above prior art and provide a kind of down-the-hole drill device for reducing dust,
It is easy for installation, it is easy to operate, securely and reliably, it can be effectively improved the operating environment that drilling is dug in work progress, reduce dust
Concentration, and down-the-hole drill normal use is not influenced.
To achieve the above object, the utility model adopts the following technical solutions:
A kind of down-the-hole drill device for reducing dust, including dust collection cover, dust collection cover one end are equipped with first seal,
The other end is equipped with second seal, and the first seal is for sealing between dust collection cover and surrounding rock body, and described the
Two sealing elements between dust collection cover and down-the-hole drill drilling rod for sealing, the dust collection cover and air draft pipeline assembly
The other end of one end connection, air draft pipeline assembly connects device for reducing dust, and air draft pipeline assembly can drive the powder in dust collection cover
Dirt enters device for reducing dust, is filtered to dust.
Further, the dust collection cover uses cone type structure, and the first seal is removably attachable to
The biggish one end of dust collection cover product, the second seal are removably attachable to dust collection cover product lesser one
End.
Further, the conical side surface of the dust collection cover is equipped with opening, and the opening is for total with air draft pipeline
At connection.
Further, the first seal uses annular rubber ring, and the annular rubber ring is mounted on dust and receives cover circle
On the outer surface for boring side wall.
Further, the second seal uses patty rubber ring, and the round rubber circle is mounted on dust collection
On the inner surface of cover conical sidewall, the patty rubber circle center is equipped with cross cutting openings.
Further, the air draft pipeline assembly includes extractor fan, and the front end preformed hole of the extractor fan passes through the
One pipeline is connect with dust collection cover, and the rear end preformed hole of extractor fan is connect by the second pipeline with device for reducing dust.
Further, the extractor fan uses whirlpool formula centrifuge.
Further, the device for reducing dust includes depositing dust bucket, and the opening of the depositing dust bucket is fixed with bung, the bung
It is equipped with connector and exhaust outlet, the connector with air draft pipeline assembly for connecting, and the exhaust outlet is for being vented.
The invention also discloses a kind of down-the-hole drills, and using the down-the-hole drill device for reducing dust, the dust is received
Collection cover is fixed in the external frame of down-the-hole drill drilling rod, and the drilling rod of down-the-hole drill passes through second seal and dust collection cover is stretched
Out to outside dust collection cover.
The invention also discloses a kind of working methods of down-the-hole drill device for reducing dust, comprising the following steps:
Step 1: dust collection cover is mounted in the external frame of down-the-hole drill drilling rod, drilling rod pass through second seal and
Dust collection cover is simultaneously extend out to outside dust collection cover, and first seal is close to the rock side wall around aperture, and in depositing dust bucket
Inside fill filter medium.
Step 2: starting down-the-hole drill work, while starting extractor fan, in the down-the-hole drill course of work, dust passes through pumping
Wind apparatus is extracted into depositing dust bucket out of dust collection cover, and dust is absorbed and filtered by the filter medium in depositing dust bucket, extraction
Gas is discharged by exhaust outlet.
The utility model has the beneficial effects that
1. being equipped between the down-the-hole drill device for reducing dust dust collection cover outer edge and aperture surrounding rock body of the utility model
It is equipped with second seal between first seal, with drilling rod, effectively prevents occurring in hard rock Tapping procedures a large amount of, high concentration
Dust pollution may pass through the drilling rod of plurality of specifications in second seal, therefore the utility model is suitable for plurality of specifications hidden hole drilling
The hard rock aperture depositing dust of machine works.
2. do not influence the normal work of down-the-hole drill other structures when the utility model is used, easy to operate, install convenient,
Perforation of boring machine progress is not influenced, is not take up the additional construction time, effectively raises the working efficiency of depositing dust.
3. the utility model is filtered dust by the filter medium in depositing dust bucket, solve traditional pass through largely
The time-consuming and laborious problem of artificial water drenching mode.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation do not constitute the restriction to the application for explaining the application.
Fig. 1 is the utility model device for reducing dust and drilling rod assembling schematic diagram；
Fig. 2 is the utility model dust collection cover structure schematic diagram；
Fig. 3 is the utility model annular rubber ring structural schematic diagram；
Fig. 4 is the utility model patty rubber ring structural schematic diagram；
Wherein, 1. dust collection cover, 1-1. opening, the first threaded mounting hole of 1-2., the second threaded mounting hole of 1-3., 2. rings
Shape rubber ring, 2-1. third threaded mounting hole, 3. patty rubber rings, the 4th threaded mounting hole of 3-1., the cutting of 3-2. cross
Opening, 4. whirlpool formula centrifuges, the front end 4-1. reserved opening, the rear end 4-2. reserved opening, 5. first pipelines, 6. second pipelines, 7. depositing dusts
Bucket, 8. bungs, 8-1. connector, 8-2. exhaust outlet, 9. external frames, 10. drilling rods.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
As background technique is introduced, occur a large amount of dust pollution, the dust of high concentration in the down-the-hole drill course of work
The life and health of construction personnel is drastically influenced, in view of the above-mentioned problems, present applicant proposes a kind of down-the-hole drill device for reducing dust.
In a kind of exemplary embodiment of the application, as shown in Figs 1-4, a kind of down-the-hole drill device for reducing dust, including dust
Collecting hood 1, the dust collection cover are cone type, have the biggish one end of area and the lesser one end of area, the area
Biggish one end is removably connected with first seal, and described lesser one end of area is removably connected with the second sealing
Part, the first seal are used to seal the gap between dust collecting hood and aperture surrounding rock body, and the second seal is used
Gap between sealing dust seal closure and drilling rod, the pyramid type side wall of the dust collection cover is equipped with opening 1-1, described
Opening is connected with one end of air draft pipeline assembly, and the other end of the air draft pipeline assembly connects device for reducing dust, the exhausting
Pipeline assembly can drive the dust in dust collection cover to enter device for reducing dust, and dust is filtered in device for reducing dust.
The biggish one end of the dust collection cover product is equipped with multiple first threaded mounting hole 1-2, multiple first spiral shells
Along the edge distribution of the larger one end of dust collection cover product, the lesser one end of the dust collection cover product is equipped with more line mounting hole
A second threaded mounting hole 1-3, edge point of multiple second threaded mounting holes along the smaller one end of dust collection cover product
Cloth.
The first seal uses annular rubber ring 2, is equipped with inside edge and matches with the first threaded mounting hole
Third threaded mounting hole 2-1, first seal fixed by the first threaded mounting hole, third threaded mounting hole and fixing bolt
On dust collection cover conical sidewall outer surface.
The second seal uses patty rubber ring 3, is equipped with multiple and the second threaded mounting hole at outer ledge
The 4th threaded mounting hole 3-1 to match, patty rubber ring pass through the second threaded mounting hole, the 4th threaded mounting hole and fixation
It is threadedly secured on the inner surface of dust collection cover conical sidewall, the centre of the patty rubber ring is cut equipped with cross
A mouthful 3-2 is cut open, drilling rod is facilitated to pass through patty rubber ring.
The air draft pipeline assembly includes extractor fan, and the extractor fan uses whirlpool formula centrifuge 4, the whirlpool formula centrifugation
The front end reserved opening 4-1 of machine is connected with one end of the first pipeline 5, and the other end of the first pipeline passes through the opening on dust collection cover
With dust collection cover connects with the internal cavities, the rear end reserved opening 4-2 of the whirlpool formula centrifuge is connected with one end of the second pipeline 6,
The other end of second pipeline is connect with device for reducing dust.
The device for reducing dust includes depositing dust bucket 7, and bung 8 is fixed at the depositing dust bucket top end opening, is set on the bung
There are connector 8-1 and exhaust outlet 8-2, the connector is connect with the end of the second pipeline, and the second pipeline passes through connector and drop
The connection of dust barrel inner space.
The invention also discloses a kind of down-the-hole drills, and using the down-the-hole drill device for reducing dust, the dust is received
Collection cover is fixed in the external frame 9 of down-the-hole drill drilling rod, and the drilling rod 10 of down-the-hole drill passes through patty rubber ring and dust is received
Collection cover is extend out to outside dust collection cover, and the other structures of down-the-hole drill use the structure of existing down-the-hole drill motor.
The invention also discloses a kind of working methods of down-the-hole drill device for reducing dust, comprising the following steps:
Step 1: dust collection cover being mounted in the external frame of down-the-hole drill drilling rod, drilling rod passes through patty rubber ring
And dust collection cover and extend out to outside dust collection cover, annular rubber ring is close to the rock side wall around aperture, and in depositing dust
Filter medium is filled in bucket, filter medium described in the present embodiment uses clear water.
Step 2: starting down-the-hole drill work, while starting whirlpool formula centrifuge, in the down-the-hole drill course of work, dust passes through
Whirlpool formula centrifuge is extracted out out of dust collection cover enters depositing dust bucket, and dust is absorbed and filtered by the clear water in depositing dust bucket, the gas of extraction
Body is discharged by exhaust outlet.
It is above-mentioned although specific embodiments of the present invention are described with reference to the accompanying drawings, but it is not practical new to this
The limitation of type protection scope, those skilled in the art should understand that, based on the technical solution of the present invention, ability
Field technique personnel do not need to make the creative labor the various modifications or changes that can be made still in the protection model of the utility model
Within enclosing.
Claims (9)
1. a kind of down-the-hole drill device for reducing dust, which is characterized in that including dust collection cover, dust collection cover one end is equipped with the
One sealing element, the other end are equipped with second seal, and the first seal is for close between dust collection cover and surrounding rock body
Envelope, the second seal between dust collection cover and down-the-hole drill drilling rod for sealing, the dust collection cover and exhausting
One end of pipeline assembly connects, and the other end of air draft pipeline assembly connects device for reducing dust, and air draft pipeline assembly can drive dust to receive
Dust in collection cover enters device for reducing dust, is filtered to dust.
2. a kind of down-the-hole drill device for reducing dust as described in claim 1, which is characterized in that the dust collection cover uses circular cone
Bench-type structure, the first seal are removably attachable to the biggish one end of dust collection cover product, the second seal
It is removably attachable to the lesser one end of dust collection cover product.
3. a kind of down-the-hole drill device for reducing dust as claimed in claim 2, which is characterized in that the circular cone side of the dust collection cover
Face is equipped with opening, and the opening with air draft pipeline assembly for connecting.
4. a kind of down-the-hole drill device for reducing dust as claimed in claim 2, which is characterized in that the first seal is using annular
Rubber ring, the annular rubber ring are mounted on dust and receive on the outer surface of cover conical sidewall.
5. a kind of down-the-hole drill device for reducing dust as claimed in claim 2, which is characterized in that the second seal uses cake
Shape rubber ring, the patty rubber ring are mounted on the inner surface of dust collection cover conical sidewall, the patty rubber ring
Center is equipped with cross cutting openings.
6. a kind of down-the-hole drill device for reducing dust as described in claim 1, which is characterized in that the air draft pipeline assembly includes taking out
The front end preformed hole of wind apparatus, the extractor fan is connect by the first pipeline with dust collection cover, and the rear end of extractor fan is pre-
It boxes out and is connect by the second pipeline with device for reducing dust.
7. a kind of down-the-hole drill device for reducing dust as claimed in claim 6, which is characterized in that the extractor fan using whirlpool formula from
Scheming.
8. a kind of down-the-hole drill device for reducing dust as described in claim 1, which is characterized in that the device for reducing dust includes depositing dust
Bucket, the opening of the depositing dust bucket are fixed with bung, and the bung is equipped with connector and exhaust outlet, the connector be used for
The connection of air draft pipeline assembly, the exhaust outlet is for being vented.
9. a kind of down-the-hole drill, which is characterized in that use the described in any item down-the-hole drill device for reducing dust of claim 1-8, institute
The dust collection cover for stating down-the-hole drill device for reducing dust is fixed in the external frame of down-the-hole drill drilling rod, and the drilling rod of down-the-hole drill is worn
It crosses second seal and dust collection cover is extend out to outside dust collection cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821817050.9U CN209025632U (en) | 2018-11-05 | 2018-11-05 | A kind of down-the-hole drill device for reducing dust and down-the-hole drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821817050.9U CN209025632U (en) | 2018-11-05 | 2018-11-05 | A kind of down-the-hole drill device for reducing dust and down-the-hole drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209025632U true CN209025632U (en) | 2019-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821817050.9U Active CN209025632U (en) | 2018-11-05 | 2018-11-05 | A kind of down-the-hole drill device for reducing dust and down-the-hole drill |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236216A (en) * | 2018-11-05 | 2019-01-18 | 济南力稳岩土工程有限公司 | A kind of down-the-hole drill device for reducing dust, down-the-hole drill and working method |
-
2018
- 2018-11-05 CN CN201821817050.9U patent/CN209025632U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236216A (en) * | 2018-11-05 | 2019-01-18 | 济南力稳岩土工程有限公司 | A kind of down-the-hole drill device for reducing dust, down-the-hole drill and working method |
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| GR01 | Patent grant |