CN211081765U - Down-the-hole drill dust collection device - Google Patents
Down-the-hole drill dust collection device Download PDFInfo
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- CN211081765U CN211081765U CN201922284417.6U CN201922284417U CN211081765U CN 211081765 U CN211081765 U CN 211081765U CN 201922284417 U CN201922284417 U CN 201922284417U CN 211081765 U CN211081765 U CN 211081765U
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Abstract
The utility model discloses a dust collecting device of a down-the-hole drill, which belongs to the technical field of mining machinery and is used for solving the technical problems that the down-the-hole drill generates a large amount of dust during operation, pollutes the environment and harms the human health; the utility model is provided with a cover body which covers the outside of the drilling machine; the rigid sealing cover is arranged at the bottom of the cover body; the lower surface of the rigid sealing cover is provided with a plurality of sealing rods which are sequentially annular, closely arranged and telescopic, and the tail ends of the sealing rods are contacted with the ground; the flexible sealing cover is arranged outside the rigid sealing cover and used for secondary dust prevention; the lower edge of the flexible sealing cover is provided with a plurality of steel balls for weight increment, and the steel balls are kept to be attached to the ground in a downward stretching state under the action of gravity; the ring body that still is provided with a plurality of diameters and increases in proper order in the flexible sealed cowling supports the flexible sealed cowling and keeps away from the rigid sealed cowling, the utility model discloses have and to be applicable to different topography use, dustproof effectual, simple structure, convenient to use's beneficial effect.
Description
Technical Field
The utility model relates to a mining machinery technical field especially relates to a down-the-hole drill dust collection device.
Background
The down-the-hole drill is widely used for earth and stone excavation blasting engineering of large, medium and small mines, hydropower, traffic and the like, and when the down-the-hole drill is used for drilling, a large amount of rock dust is generated, so that the environment is polluted, the personal health of an operator is harmed, the sight line of the operator is influenced, the operation is hindered, and the drilling quality is influenced;
therefore, in view of the above problems, it is necessary to provide a dust collecting device for a down-the-hole drill, which is applicable to different terrains, has a simple structure, and is convenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the defect that prior art exists, providing one kind and can cross the adaptation and be used for different topography to use, simple structure, convenient to use's down-the-hole drill dust collection device.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model discloses a down-the-hole drill dust collection device, include:
the cover body covers the drilling machine;
the rigid sealing cover is arranged at the bottom of the cover body;
the lower surface of the rigid sealing cover is provided with a plurality of sealing rods which are sequentially annular, closely arranged and telescopic, and the tail ends of the sealing rods are in contact with the ground;
the flexible sealing cover is arranged outside the rigid sealing cover and used for secondary dust prevention;
the lower edge of the flexible sealing cover is provided with a plurality of steel balls for weight increment, and the flexible sealing cover is kept in a downward stretching state to be attached to the ground under the action of gravity through the steel balls;
still be provided with the tourus support that a plurality of diameters increase in proper order in the flexible sealed cowling is kept away from the rigidity sealed cowling.
Further, the rigid sealing cover is of a cylindrical hollow pipe structure;
the lower surface of the rigid sealing cover is provided with accommodating cavities the number of which is matched with that of the sealing rods;
and an elastic booster which pushes the sealing rod to keep extending out of the rigid sealing cover is arranged in the accommodating cavity.
Furthermore, the tail end of the sealing rod is provided with a sealing body.
Further, the sealing body is spherical soft rubber.
Further, the elastic booster is a compression spring.
Furthermore, an annular groove is formed in the outer portion of the upper edge of the rigid sealing cover and used for positioning the position of the flexible sealing cover.
Furthermore, the flexible sealing cover is a dustproof cloth bag or soft rubber.
Furthermore, the upper end of the flexible sealing cover is detachably and fixedly connected with the cover body through a hoop;
a sleeve is formed at the lower end of the flexible sealing cover;
the steel ball is arranged in the sleeve;
the flexible sealing cover is provided with a plurality of annular bodies with diameters increasing in sequence from the upper end to the lower end.
Further, the lower edge of the flexible sealing cover is longer than the lower edge of the rigid sealing cover.
Furthermore, the cover body is a cone structure with a small upper part and a big lower part.
In the technical scheme, the utility model provides a pair of down-the-hole drill dust collection device, beneficial effect:
1. the cover body designed by the utility model is in a cone structure, which is beneficial to the dust in the cover body gathering to the external part of the dust exhaust port at the upper part of the cover body, and is convenient for the dust collector to absorb the dust in the cover body, and the structure is simple and the use is convenient;
2. the utility model relates to a rigid sealing cover, the cover body lower part is installed rigid sealing cover and ground contact, is used for the one-level to seal, and the sealing rod that the rigid sealing cover set up closely arranges in proper order and forms the ring along the rigid sealing cover edge, can match with the topography of co-altitude not through the sealing rod is flexible, avoids rigid sealing cover and ground to produce great space, leads to cover internal dust to release in the air from the space, has reduced the dust release effectively, reaches dustproof effect;
3. the utility model relates to a flexible sealing cover, flexible sealing cover lower part is provided with a plurality of steel balls, can make flexible sealing cover keep the ground to laminate with stretching down under the action of gravity through the steel ball hangs down on flexible sealing cover lower part, realizes matching with multiple topography, prevents effectively that the remaining dust that releases from the rigid sealing cover from releasing to the air from flexible sealing cover lower part, realizes the secondary dustproof effect effectively, further reduces the probability that the dust releases to the air;
secondly, the lower edge of the flexible sealing cover is longer than that of the rigid sealing cover, and the lower edge of the flexible sealing cover is longer than that of the rigid sealing cover, so that when the rigid sealing cover is in contact with the ground, the flexible sealing cover can be stacked outside the rigid sealing cover with enough allowance, and the bonding effect of the flexible sealing cover and the ground is further ensured;
in addition, a plurality of tours are installed in proper order to flexible sealed cowling from the top edge, and a plurality of tours diameter are in proper order and install in flexible sealed cowling with increasing to support flexible sealed cowling and keep away from the rigid sealed cowling gradually, the during operation can make flexible sealed cowling end have sufficient space to stack in the rigid sealed cowling outside, makes flexible sealed cowling laminate with ground better, further improves dustproof effect.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
FIG. 1 is a front view of a down-the-hole drill dust collection device in a suspended state;
FIG. 2 is a schematic view of a rigid seal housing of a dust collection device for a down-the-hole drill of the present invention;
FIG. 3 is a front view of a dust collecting device of a down-the-hole drill according to the present invention;
fig. 4 is a front view of another using state of the dust collecting device of the down-the-hole drill disclosed by the utility model.
Description of reference numerals:
a cover body 10; a shaft sleeve 11; a dust exhaust pipe 12;
a rigid seal cap 20; a seal rod 21; an elastic booster 22; a seal body 23; an annular groove 24;
a flexible sealing cover 30; a steel ball 31; a torus 32;
a band 40.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1;
the utility model relates to a down-the-hole drill dust collection device, include:
a cover body 10 covering the outside of the drilling machine;
a rigid sealing cover 20 mounted at the bottom of the cover body 10;
the lower surface of the rigid sealing cover 20 is provided with a plurality of sealing rods 21 which are sequentially annular, closely arranged and telescopic, and the tail ends of the sealing rods 21 are contacted with the ground;
the outer part of the rigid sealing cover 20 is also provided with a flexible sealing cover 30 for secondary dust prevention;
the lower edge of the flexible sealing cover 30 is provided with a plurality of steel balls 31 for weight increment, and the flexible sealing cover 30 keeps a downward stretching state and is attached to the ground under the action of gravity through the steel balls 31;
a plurality of annular rings 32 of successively increasing diameter are also disposed within the flexible sealing boot 30 to support the flexible sealing boot 30 away from the rigid sealing boot 20.
Specifically, referring to fig. 1, in this embodiment, a shaft sleeve 11 is disposed at the top end of a cover body 10, the shaft sleeve 11 is detachably connected to a drilling machine through a clamp 40, the clamp 40 may be a throat clamp in the prior art, a drill rod of the drilling machine extends into the cover body through the shaft sleeve 11 to perform drilling operation, a dust exhaust hole is formed in a side wall of the cover body 10 below the shaft sleeve 11, the dust exhaust hole is communicated with a dust collector through a dust exhaust pipe 12, and dust generated during operation of the drill rod in the cover body 10 is sucked away through the dust collector, in a preferred embodiment, the cover body 10 is a cone structure with a small top and a large bottom; by arranging the cover body 10 into a cone structure, dust in the cover body 10 is favorably gathered to the outer part of the dust exhaust port at the upper part of the cover body, and the dust in the cover body 10 is conveniently sucked away by a dust collector;
the lower part of the cover body 10 is provided with a rigid sealing cover 20 which is contacted with the ground and used for primary sealing, the lower surface of the rigid sealing cover 20 is provided with a plurality of telescopic sealing rods 21, the tail ends of the sealing rods 21 are contacted with the ground, the sealing rods 21 are sequentially and tightly arranged along the edge of the rigid sealing cover 20 to form a ring, and the sealing rods 21 can be matched with terrains with different heights through the telescopic effect, so that the rigid sealing cover 20 is prevented from generating a larger gap with the ground, dust in the cover body 10 is released into the air from the gap, and the dust release is effectively reduced;
the rigid sealing cover 20 is also detachably mounted with a flexible sealing cover 30, and in the preferred embodiment, the flexible sealing cover 30 is a dust cloth bag or soft rubber. The end, far away from the rigid sealing cover 20, of the flexible sealing cover 30 is provided with the steel balls 31, the steel balls 31 drop to the lower portion of the flexible sealing cover 30, so that the flexible sealing cover 30 can be attached to the ground in a downward stretching mode under the action of gravity, matching with various terrains is achieved, residual dust released from the rigid sealing cover 20 is effectively prevented from being released into the air from the lower portion of the flexible sealing cover 30, a secondary dustproof effect is effectively achieved, the probability of dust release into the air is further reduced, the dustproof effect is good, and in the preferred embodiment, the lower edge of the flexible sealing cover 30 is longer than the lower edge of the rigid sealing cover 20. By making the lower edge of the flexible sealing cover 30 longer than the lower edge of the rigid sealing cover 20, when the rigid sealing cover 20 contacts the ground, the flexible sealing cover 30 can be stacked outside the rigid sealing cover 20 with enough margin, so as to further ensure the attaching effect of the flexible sealing cover 30 and the ground;
as shown with reference to figures 2-4,
in a preferred embodiment, the rigid sealing cover 20 is a cylindrical hollow tube structure, the lower surface of the rigid sealing cover is provided with accommodating cavities, the number of the accommodating cavities is matched with that of the sealing rods 21, and elastic thrusters 22 for pushing the sealing rods 21 to extend out of the rigid sealing cover 20 are placed in the accommodating cavities.
Specifically, as shown in fig. 2, the rigid sealing cover 20 is a hollow circular tube, the rigid sealing cover 20 is fixedly connected to the cover body 10, a plurality of accommodating cavities are distributed on the lower surface of the rigid sealing cover 20 along the edge of the lower surface of the rigid sealing cover, each accommodating cavity is slidably connected to a sealing rod 21, as shown in fig. 3, an elastic booster 22 is installed in each accommodating cavity, and in a preferred embodiment, the elastic booster 22 is a compression spring. One end of the compression part is contacted with the bottom wall of the containing cavity, the other end of the compression part pushes the sealing rod 21 to be contacted with the sealing rod 21 and pushes the sealing rod 21 to extend out of the rigid sealing cover 20, as shown in figure 3, when the sealing rod 21 is contacted with the ground, the elastic booster 22 is in a contraction state under the self weight of the dust collecting device, as shown in figure 4, when the ground has steps or pits or wavy terrains, the elastic booster 22 pushes the sealing rod 21 to extend out, the gap generated between the rigid sealing cover 20 and the ground is automatically reduced, the lower surface of the rigid sealing cover 20 is matched with different terrains, and the dust release is effectively reduced;
as shown in fig. 3;
in the preferred embodiment, the end of the sealing rod 21 is provided with a sealing body 23.
In the preferred embodiment, the sealing body 23 is a spherical soft rubber.
Specifically, as shown in fig. 3, when the sealing rod 21 contacts the ground, the sealing body 23 is of a spherical structure and is made of a soft rubber material, and the compressed volume of the spherical body expands to increase the contact area with the ground, which is beneficial to reducing the gap between the sealing rod 21 and the ground;
see fig. 1, 2;
in the preferred embodiment, an annular groove 24 is disposed outside the upper edge of the rigid sealing boot 20 for locating the flexible sealing boot 30.
Specifically, the annular groove 24 is distributed outside the upper edge of the rigid sealing cover 20 in the structure, the annular body 32 on the upper edge of the flexible sealing cover 30 is clamped with the annular groove 24, the position of the flexible sealing cover 30 is positioned, the flexible sealing cover 30 is effectively prevented from falling off from the rigid sealing cover 20, and the use reliability of the dust collecting device is improved;
as shown in fig. 1;
in the preferred embodiment, the upper end of the flexible sealing cover 30 is detachably and fixedly connected with the cover body 10 through a clamp 40, a sleeve is formed at the lower end of the flexible sealing cover 30, and a steel ball 31 is arranged in the sleeve;
the flexible sealing cover is provided with a plurality of annular bodies 32 with diameters increasing in sequence from the upper end to the lower end.
Specifically, in the structure, a plurality of annular bodies 32 are sequentially arranged on the flexible sealing cover 30 from the upper edge, the annular body 32 at the top end of the flexible sealing cover 30 is clamped with the annular groove 24 of the rigid sealing cover 20 and is detachably and fixedly connected with the rigid sealing cover 20 through a clamp 40 below the annular groove 24;
a plurality of tourus 32 diameters are in proper order and install at flexible sealed cowling 30 internally with increasing to support flexible sealed cowling 30 and keep away from rigid sealed cowling 20 gradually, the during operation can make the flexible sealed cowling 30 end have sufficient space to stack in rigid sealed cowling 20 outsidely, make flexible sealed cowling 30 better with the ground laminating, improve dustproof effect.
In the technical scheme, the utility model provides a down-the-hole drill dust collection device, application method;
referring to fig. 3, when a drill rod of a drilling machine performs drilling operation on a horizontal plane, when a sealing rod 21 of a rigid sealing cover 20 is in contact with the ground, an elastic booster 22 is in a contracted state under the self weight of the dust collecting device, a flexible sealing cover 30 is in a stacked state, the edge of the flexible sealing cover 30 is attached to the ground through a steel ball 31, as shown in fig. 4, when the drill rod of the drilling machine performs operation on terraced or concave or wavy terrains, the elastic booster 22 pushes the sealing rod 21 to extend out, a gap between the rigid sealing cover 20 and the ground is automatically reduced, the lower surface of the rigid sealing cover 20 is matched with different terrains, the flexible sealing cover 30 is in the stacked state, the edge of the flexible sealing cover 30 is attached to the ground through the steel ball 31, and dust is prevented from being released into the air.
Has the advantages that:
1. the cover body designed by the utility model is in a cone structure, which is beneficial to the dust in the cover body gathering to the external part of the dust exhaust port at the upper part of the cover body, and is convenient for the dust collector to absorb the dust in the cover body, and the structure is simple and the use is convenient;
2. the utility model relates to a rigid sealing cover, the cover body lower part is installed rigid sealing cover and ground contact, is used for the one-level to seal, and the sealing rod that the rigid sealing cover set up closely arranges in proper order and forms the ring along the rigid sealing cover edge, can match with the topography of co-altitude not through the sealing rod is flexible, avoids rigid sealing cover and ground to produce great space, leads to cover internal dust to release in the air from the space, has reduced the dust release effectively, reaches dustproof effect;
3. the utility model relates to a flexible sealing cover, flexible sealing cover lower part is provided with a plurality of steel balls, can make flexible sealing cover keep the ground to laminate with stretching down under the action of gravity through the steel ball hangs down on flexible sealing cover lower part, realizes matching with multiple topography, prevents effectively that the remaining dust that releases from the rigid sealing cover from releasing to the air from flexible sealing cover lower part, realizes the secondary dustproof effect effectively, further reduces the probability that the dust releases to the air;
secondly, the lower edge of the flexible sealing cover is longer than that of the rigid sealing cover, and the lower edge of the flexible sealing cover is longer than that of the rigid sealing cover, so that when the rigid sealing cover is in contact with the ground, the flexible sealing cover can be stacked outside the rigid sealing cover with enough allowance, and the bonding effect of the flexible sealing cover and the ground is further ensured;
in addition, a plurality of tours are installed in proper order to flexible sealed cowling from the top edge, and a plurality of tours diameter are in proper order and install in flexible sealed cowling with increasing to support flexible sealed cowling and keep away from the rigid sealed cowling gradually, the during operation can make flexible sealed cowling end have sufficient space to stack in the rigid sealed cowling outside, makes flexible sealed cowling laminate with ground better, further improves dustproof effect.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (10)
1. A down-the-hole drill dust collection device, comprising:
a cover body (10) covering the drilling machine;
a rigid sealing cover (20) arranged at the bottom of the cover body (10);
the lower surface of the rigid sealing cover (20) is provided with a plurality of sealing rods (21) which are sequentially annular, closely arranged and telescopic, and the tail ends of the sealing rods (21) are in contact with the ground;
a flexible sealing cover (30) is further arranged outside the rigid sealing cover (20) and is used for secondary dust prevention;
the lower edge of the flexible sealing cover (30) is provided with a plurality of steel balls (31) for weight increment, and the flexible sealing cover (30) keeps a downward stretching state and is attached to the ground under the action of gravity through the steel balls (31);
still be provided with a plurality of diameters in flexible sealed cowling (30) and increase in proper order tourus (32) support flexible sealed cowling (30) are kept away from rigid sealed cowling (20).
2. A down-the-hole drill dust collection device of claim 1, wherein;
the rigid sealing cover (20) is in a cylindrical hollow pipe structure;
the lower surface of the rigid sealing cover (20) is provided with accommodating cavities the number of which is matched with that of the sealing rods (21);
and an elastic booster (22) for pushing the sealing rod (21) to keep extending out of the rigid sealing cover (20) is arranged in the accommodating cavity.
3. A down-the-hole drill dust collection device of claim 2, wherein;
the tail end of the sealing rod (21) is provided with a sealing body (23).
4. A down-the-hole drill dust collection device of claim 3, wherein;
the sealing body (23) is spherical soft rubber.
5. A down-the-hole drill dust collection device of claim 2, wherein;
an annular groove (24) is arranged outside the upper edge of the rigid sealing cover (20) and used for positioning the position of the flexible sealing cover (30).
6. A down-the-hole drill dust collection device of claim 2, wherein;
the elastic booster (22) is a compression spring.
7. A down-the-hole drill dust collection device of claim 1, wherein;
the flexible sealing cover (30) is a dustproof cloth bag or soft rubber.
8. A down-the-hole drill dust collection device of claim 7, wherein;
the upper end of the flexible sealing cover (30) is detachably and fixedly connected with the cover body (10) through a clamping hoop (40);
a sleeve is formed at the lower end of the flexible sealing cover (30);
the steel ball (31) is arranged in the sleeve;
the flexible sealing cover (30) is provided with a plurality of annular bodies (32) with diameters which are sequentially increased from the upper end to the lower end.
9. A down-the-hole drill dust collection device of claim 8, wherein;
the lower edge of the flexible sealing cover (30) is longer than the lower edge of the rigid sealing cover (20).
10. A down-the-hole drill dust collection device of claim 1, wherein;
the cover body (10) is a cone structure with a small upper part and a big lower part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922284417.6U CN211081765U (en) | 2019-12-18 | 2019-12-18 | Down-the-hole drill dust collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922284417.6U CN211081765U (en) | 2019-12-18 | 2019-12-18 | Down-the-hole drill dust collection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211081765U true CN211081765U (en) | 2020-07-24 |
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ID=71628191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922284417.6U Active CN211081765U (en) | 2019-12-18 | 2019-12-18 | Down-the-hole drill dust collection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211081765U (en) |
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2019
- 2019-12-18 CN CN201922284417.6U patent/CN211081765U/en active Active
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