CN213360059U - Down-the-hole drill dome - Google Patents
Down-the-hole drill dome Download PDFInfo
- Publication number
- CN213360059U CN213360059U CN202022486329.7U CN202022486329U CN213360059U CN 213360059 U CN213360059 U CN 213360059U CN 202022486329 U CN202022486329 U CN 202022486329U CN 213360059 U CN213360059 U CN 213360059U
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- baffle
- support body
- frame body
- hole drill
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Abstract
The utility model belongs to the technical field of down-the-hole drill equipment, especially, relate to a down-the-hole drill kuppe, its characterized in that has last support body and lower support body in circular cavity hole including the middle part, the draw-in groove of setting on the transmission support body, the welding is at baffle I on last support body, baffle II and baffle III, the welding is at baffle IV on the support body down, baffle V and baffle VI, the drilling rod passes two circular cavity holes, go up in the support body passes through the draw-in groove that the slider was embedded into the transmission support body, go up the support body through a set of adjusting bolt and transmission support body fixed connection, go up the support body and pass through the ring flange, fastening bolt and lower support body. The utility model discloses combine down-the-hole drill transmission support body structural characteristic, through the baffle that is equipped with different shape functions bottom down-the-hole drill transmission support body, direct impact kuppe when the rock ballast material that guarantees the down-the-hole drill during operation production goes upward to break up rock ballast material separation, water conservancy diversion to safe position.
Description
Technical Field
The utility model belongs to the technical field of down-the-hole drill equipment, especially, relate to a down-the-hole drill kuppe.
Background
The down-the-hole drill can be used for underground and open-pit mining, and is mainly used for drilling deep holes and blasting holes. Compared with the traditional rock drill, the rock drill has the advantages of higher work utilization rate, reduced damage and more prominent drilling of large holes. Its advantages mainly embody in that the pollution is few, the high-usage can use on a large scale etc., adapt to the development demand of present era, people oriented, economical and practical, the theory of energy-concerving and environment-protective is the drilling equipment that uses the widest nowadays.
Drilling process of the down-the-hole drill: when drilling, the rotary air supply mechanism drives the drilling tool to rotate and supplies compressed air to the hollow drill rod, the percussion bit drills rock, the compressed air discharges rock slag (powder) out of the hole, and the rotary air supply mechanism and the drilling tool are continuously pushed forward by the pushing mechanism. At the moment, rock slag (powder) is easy to enter the drill rod transmission guide chain mechanism, so that the transmission guide chain is blocked and abraded, the maintenance frequency is increased, the service life of the transmission guide chain is shortened, and even the transmission guide chain can be directly broken.
Disclosure of Invention
The utility model aims at overcoming the not enough of prior art, provide a down-the-hole drill kuppe, aim at improving not enough in the down-the-hole drill mechanical design, the harm that the rock ballast that simple effectual processing down-the-hole drill during operation produced drilling rod transmission.
The purpose of the utility model is realized by the following technical scheme:
the utility model is characterized in that the down-the-hole drill air guide sleeve comprises an upper frame body and a lower frame body with round hollow holes in the middle, a clamping groove arranged on a transmission frame body, a baffle I, a baffle II and a baffle III welded on the upper frame body, a baffle IV, a baffle V and a baffle VI welded on the lower frame body, a drill rod passes through the two round hollow holes,
the upper frame body is embedded into the clamping groove of the transmission frame body through the sliding block, the upper frame body is fixedly connected with the transmission frame body through a group of adjusting bolts, and the upper frame body is fixedly connected with the lower frame body through the flange plate and the fastening bolts.
And the baffle IV, the baffle V and the baffle VI are attached to the outer surface of the lower frame body to form an inverted cap shape.
And the baffle III is vertically arranged on one side of the drill rod.
And the baffle II is arranged on the connecting surface of the upper frame body and the group of adjusting bolts.
The baffle I is attached to the end of the upper frame body, and the end is connected with the transmission frame body.
The welding angle of the baffle IV and the baffle V is 115-125 degrees.
The utility model has the advantages that:
(1) the utility model discloses a down-the-hole drill kuppe combines down-the-hole drill transmission support body structural feature, through being equipped with the baffle of different shape functions in down-the-hole drill transmission support body bottom, guarantees that the rock ballast (powder) material that the down-the-hole drill produced when working directly strikes the kuppe when going upward to separate and break up rock ballast (powder) material, water conservancy diversion to safe position;
(2) the down-the-hole drill diversion cover of the utility model has simple structure, can block diversion of the ascending rock slag (powder) generated during the operation of the down-the-hole drill only by a group of upper frame bodies and baffles with various shapes and functions, and has high diversion efficiency;
(3) the utility model discloses a down-the-hole drill kuppe, easy operation, it is connected with the transmission support body through slider, bolt to go up the support body, can suitably adjust the position of kuppe according to the orbit that rock fragments (powder) actually go up the sputter.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of fig. 1 according to the present invention.
Detailed Description
The following further describes the embodiments of the present invention with reference to the drawings.
As shown in figures 1 and 2, the down-the-hole drill air guide sleeve of the utility model is characterized in that the down-the-hole drill air guide sleeve comprises an upper frame body 12 and a lower frame body 15 with round hollow holes in the middle part, a clamping groove 13 arranged on a transmission frame body 11, a baffle I2, a baffle II 4 and a baffle III 5 welded on the upper frame body 12, a baffle IV 8, a baffle V9 and a baffle VI 10 welded on the lower frame body 15, a drill rod 14 passes through the two round hollow holes,
go up support body 12 through slider 1 embedding the draw-in groove 13 of transmission support body 11 in, go up support body 12 through a set of adjusting bolt 3 with transmission support body 11 fixed connection, last support body 12 pass through ring flange 7, fastening bolt 6 with lower support body 15 fixed connection.
And the baffle IV 8, the baffle V9 and the baffle VI 10 are attached to the outer surface of the lower frame body 15 to form an inverted cap shape.
And the baffle III 5 is vertically arranged on one side of the drill rod.
The baffle II 4 is arranged on the connecting surface of the upper frame body 12 and the group of adjusting bolts 3.
The baffle I2 is attached to the end of the upper frame body 12, and the end is connected with the transmission frame body 11.
The welding angle of the baffle IV 8 and the baffle V9 is 115-125 degrees.
As shown in fig. 1 and 2, the fairwater device of the down-the-hole drill of the present invention comprises an upper frame body 12, a lower frame body 15 and mechanical fastening fittings, wherein the upper frame body 12 is embedded into a transmission frame body 11 through a slide block 1 and a clamping groove 13, and is fastened and connected with the transmission frame body 11 through a set of adjusting bolts 3; the slide block 1 can be adjusted up and down in the clamping groove 13 according to the actual condition of discharging rock slag (powder), and the upper frame body 12 is fixed at a proper position on the transmission frame body 11 through the adjusting bolt 3.
The upper frame body 12 is fixedly connected with the lower frame body 15 through a flange 7 and a fastening bolt 6; the baffle I2, the baffle II 4 and the baffle III 5 are welded with the upper frame body 12; the baffle IV 8, the baffle V9 and the baffle VI 10 are welded with the lower frame body 15; the welding angle of the baffle IV 8 and the baffle V9 is preferably 120 degrees; the middle parts of the upper frame body 12 and the lower frame body 15 are round hollow holes, and the drill rod 14 passes through the hollow holes to perform drilling operation.
The baffle IV 8, the baffle V9 and the baffle VI 10 are attached to the outer surface of the lower frame body 15 to form an inverted cap shape in a combined mode, when the drilling machine works, rock slag (powder) materials on the inner side of a guide cover of the drilling machine are thrown upwards at a drilling position, the baffle IV 8 is in a horizontal hollow round shape, the rock slag (powder) materials going upwards vertically impact the horizontal baffle IV 8, and the baffle IV 8 blocks the rock slag (powder) materials going upwards vertically to the vertical downward direction and the horizontal outward direction; the baffle V9 accumulates partial vertical upward rock slag (powder) materials and rock slag (powder) materials which are horizontally outward under the action of the baffle IV 8 along the inner side of the baffle V9 to the periphery of the baffle V9 in the horizontal outward direction;
rock slag (powder) materials passing through the center hole of the drill diversion cover are accumulated on the outer side of the drill diversion cover along with the shape of the lower frame body 15; the baffle III 5 is in a vertical plate shape, rock slag (powder) materials thrown to the direction of the transmission frame body 11 in the rock slag (powder) materials passing through the hollow hole are far away from the guide chain transmission device under the action of the baffle III 5, and falling materials are accumulated to the periphery of the drilling machine along with the shape of the outer contact surface of the guide cover.
Rock slag (powder) materials generated in the operation process of the drilling machine are guided to the direction far away from the drill rod 14 and the drilling machine under the action of the inverted cap-shaped drilling machine guide cover, excessive rock slag (powder) materials are prevented from being accumulated at the drilling hole, the rock slag (powder) materials are prevented from directly impacting a drilling machine transmission machine to form mechanical damage, the rock slag (powder) materials are prevented from entering the transmission frame body 11 to cause damage to a chain guide mechanism, and the purpose of protecting the drilling machine is achieved.
The utility model discloses a down-the-hole drill kuppe combines down-the-hole drill transmission support body structural feature, through being equipped with the baffle of different shape functions in down-the-hole drill transmission support body bottom, guarantees that the rock ballast (powder) material that the down-the-hole drill produced when working directly strikes the kuppe when going upward to separate and break up rock ballast (powder) material, water conservancy diversion to safe position; the structure is simple, the ascending rock slag (powder) materials generated during the operation of the down-the-hole drill can be blocked and guided only by one group of upper frame bodies 12 and baffles with various shapes and functions, and the guide efficiency is high; the operation is simple, the upper frame body 12 is connected with the transmission frame body 11 through the sliding block 1 and the adjusting bolt 13, and the position of the flow guide cover can be properly adjusted according to the actual upward sputtering track of rock slag (powder).
Claims (6)
1. A down-the-hole drill air guide sleeve is characterized by comprising an upper frame body and a lower frame body, wherein the middle part of the upper frame body and the lower frame body is provided with a circular hollow hole, a clamping groove is arranged on a transmission frame body, a baffle I, a baffle II and a baffle III are welded on the upper frame body, a baffle IV, a baffle V and a baffle VI are welded on the lower frame body, a drill rod penetrates through the two circular hollow holes,
the upper frame body is embedded into the clamping groove of the transmission frame body through the sliding block, the upper frame body is fixedly connected with the transmission frame body through a group of adjusting bolts, and the upper frame body is fixedly connected with the lower frame body through the flange plate and the fastening bolts.
2. The down-the-hole drill air guide sleeve as claimed in claim 1, characterized in that the baffle IV, the baffle V and the baffle VI are attached to the outer surface of the lower frame body to form an inverted cap shape.
3. The down-the-hole drill air guide sleeve as recited in claim 1, wherein the baffle III is vertically disposed on one side of the drill pipe.
4. The down-the-hole drill air guide sleeve as claimed in claim 1, wherein the baffle II is arranged on the connecting surface of the upper frame body and the group of adjusting bolts.
5. The down-the-hole drill air guide sleeve as claimed in claim 1, characterized in that the baffle I is attached to the end of the upper frame body, and the end is connected with the transmission frame body.
6. The down-the-hole drill fairing of claim 1, wherein the angle of the weld between the barrier iv and barrier v is between 115 ° and 125 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022486329.7U CN213360059U (en) | 2020-11-02 | 2020-11-02 | Down-the-hole drill dome |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022486329.7U CN213360059U (en) | 2020-11-02 | 2020-11-02 | Down-the-hole drill dome |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213360059U true CN213360059U (en) | 2021-06-04 |
Family
ID=76134791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022486329.7U Active CN213360059U (en) | 2020-11-02 | 2020-11-02 | Down-the-hole drill dome |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213360059U (en) |
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2020
- 2020-11-02 CN CN202022486329.7U patent/CN213360059U/en active Active
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