CN212406577U

CN212406577U - Drilling device for coal mining blasting

Info

Publication number: CN212406577U
Application number: CN202020565931.7U
Authority: CN
Inventors: 张秀忠; 刘云飞; 尹帅军; 甘雪华
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2021-01-26
Anticipated expiration: 2030-04-16

Abstract

The utility model discloses a drilling equipment for coal mining blasting, the power distribution box comprises a box body, the top inner wall of box is equipped with two electric telescopic handle, and two electric telescopic handle's one end is equipped with same lifter plate, the top of lifter plate is equipped with driving motor, and driving motor's output shaft is equipped with the drill bit, the four corners of bottom half outer wall all is equipped with the supporting leg, and the both sides of bottom half outer wall all are equipped with second electric telescopic handle, two second electric telescopic handle's one end all is equipped with the fly leaf. The utility model discloses after drilling is accomplished, third telescopic link promotes the arc and makes its cladding in drill bit ground part's circumference department, and second electric telescopic handle promotes the lifter plate downwards, and the air pump injects the air into in to the arc simultaneously, and the air current blows away the drilling opening part from the accumulational earth around the drilling from the blowout of gas outlet department, and the condition in the drilling was dropped into to the earth around the drilling when effectively avoiding first electric telescopic handle to drive the drill bit and take out from drilling.

Description

Drilling device for coal mining blasting

Technical Field

The utility model relates to a coal mining technical field especially relates to a drilling equipment is used in coal mining blasting.

Background

Along with the development of the society, coal mining is more and more automated, which reduces a lot of burden for coal miners, so that coal mining is more convenient, and coal mining often needs to punch, charge and blast a working face in the mining process.

Through retrieval, chinese patent publication is CN 208996627U's patent discloses a drilling equipment for coal mining blasting punching, including the circle body, the equal rigid coupling in both sides of circle body has horizontal section of thick bamboo, the inside horizontal pole of pegging graft in the left side of horizontal section of thick bamboo, the left side rigid coupling of horizontal pole has the turning board, the equal rigid coupling in the top left and right sides of circle body has the riser, the connecting rod is installed in the left side of riser. The drilling device for blasting and punching in coal mining in the patent has the following defects: when the drill bit is used, soil around the drill hole falls into the drill hole when the drill bit is pulled out from the drill hole after the drill hole is drilled.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the drilling equipment for coal mining blasting that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a drilling equipment for coal mining blasting, includes the box, the top inner wall of box is equipped with two electric telescopic handle, and two electric telescopic handle's one end is equipped with same lifter plate, the top of lifter plate is equipped with driving motor, and driving motor's output shaft is equipped with the drill bit, the four corners of bottom half outer wall all is equipped with the supporting leg, and the both sides of bottom half outer wall all are equipped with second electric telescopic handle, two second electric telescopic handle's one end all is equipped with the fly leaf, and just one side of two fly leaves all is equipped with third electric telescopic handle, and two third electric telescopic handle's one end all is equipped with hollow arc, and the top of two fly leaves all is equipped with the air pump, and evenly distributed's venthole is all seted up to the bottom of two arc extrados.

As a further aspect of the present invention: four the supporting leg is close to one side of fly leaf and has all seted up the spout, and the bottom of four supporting legs all is equipped with the universal wheel.

As a further aspect of the present invention: two the both ends of fly leaf all are equipped with the slider, and the external diameter of slider and the internal diameter looks adaptation of spout.

As a further aspect of the present invention: the outer walls of the tops of the two arc-shaped plates are connected with shaking plates through springs, the tops of the two shaking plates are provided with vibrating motors, and the bottoms of the shaking plates extend to the bottoms of the arc-shaped plates.

As a further aspect of the present invention: the bottom of the outer arc surface of the arc plate is obliquely arranged, and the cross section of the shaking plate is of an L-shaped structure.

As a further aspect of the present invention: the middle position of the inner arc surface of the arc plate is provided with a limiting groove, one side of the shaking plate close to the arc plate is provided with a limiting block, and the outer diameter of the limiting block is matched with the inner diameter of the limiting groove.

As a further aspect of the present invention: the inner arc surfaces of the two shaking plates are provided with uniformly distributed extension blocks which are made of rubber.

The utility model has the advantages that:

1. by arranging the third electric telescopic rod, the arc-shaped plate, the air pump and the second electric telescopic rod, after drilling is completed, the third telescopic rod pushes the arc-shaped plate to be coated on the circumference of the ground part of the drill bit, the second electric telescopic rod pushes the lifting plate downwards, meanwhile, the air pump injects air into the arc-shaped plate, air flow is sprayed out from the air outlet to blow away soil accumulated around the drill hole from the opening of the drill hole, and the condition that the soil around the drill hole falls into the drill hole when the first electric telescopic rod drives the drill bit to be drawn out of the drill hole is effectively avoided;

2. by arranging the vibrating motor and the shaking plate, when the arc-shaped plate is downwards inserted into soil, the vibrating motor drives the shaking plate to shake, so that the soil at the bottom of the arc-shaped plate is shaken, and the phenomenon that the arc-shaped plate compacts the soil at the bottom and cannot continuously move downwards is avoided;

3. through setting up the extension piece, when third electric telescopic handle promoted the arc and shaken the board and is close to the drill bit, the extension piece is to shaking and cushioning between board and the drill bit, avoids taking place rigid collision between board and the drill bit.

Drawings

Fig. 1 is a schematic structural view of a drilling device for coal mining blasting according to example 1;

fig. 2 is a side structural sectional view of an arc-shaped plate and a shaking plate of the drilling device for coal mining blasting provided in embodiment 1;

fig. 3 is a schematic structural view of an arc-shaped plate of the drilling device for coal mining blasting according to embodiment 1;

fig. 4 is a side structural sectional view of an arc-shaped plate and a shaking plate of the drilling device for coal mining blasting according to embodiment 2.

In the figure: the drilling machine comprises a box body 1, a first electric telescopic rod 2, a driving motor 3, a lifting plate 4, a second electric telescopic rod 5, a movable plate 6, a sliding chute 7, an extending block 8, a third electric telescopic rod 9, an arc plate 10, a drill bit 11, a shaking plate 12, supporting legs 13, an air pump 14, a vibrating motor 15, a limiting groove 16 and an air outlet 17.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-3, a drilling device for coal mining blasting comprises a box body 1, wherein the inner wall of the top of the box body 1 is connected with two first electric telescopic rods 2 through fastening bolts, one end of each of the two first electric telescopic rods 2 is connected with the same lifting plate 4 through a fastening bolt, the top of the lifting plate 4 is connected with a driving motor 3 through a fastening bolt, the output shaft of the driving motor 3 is connected with a drill bit 11 through a fastening bolt, four corners of the outer wall of the bottom of the box body 1 are connected with supporting legs 13 through fastening bolts, two sides of the outer wall of the bottom of the box body 1 are connected with second electric telescopic rods 5 through fastening bolts, one ends of the two second electric telescopic rods 5 are connected with movable plates 6 through fastening bolts, one sides of the two movable plates 6 are connected with third electric telescopic rods 9 through fastening bolts, one ends of the two third electric telescopic rods 9 are connected with, the top of two fly leafs 6 all is connected with air pump 14 through fastening bolt, and evenly distributed's venthole 17 has all been seted up to the bottom of two arc 10 extrados, move box 1 to waiting to drill hole department, first electric telescopic handle 2 promotes lifter plate 4 downwards, driving motor 3 driver bit 11 drills to ground simultaneously, after the drilling is accomplished, third telescopic link 9 promotes arc 10 and makes its cladding in the circumference department of drill bit 11 ground part, second electric telescopic handle 5 promotes lifter plate 6 downwards, simultaneously air pump 14 injects the air into in to arc 10, the air current blows away the drilling opening part from accumulational earth around the drilling from venthole 17 blowout, the condition in the drilling that earth dropped into around the drilling when effectively avoiding first electric telescopic handle 2 to drive drill bit 11 to take out from the drilling.

Wherein, the spout 7 has all been seted up to one side that four supporting legs 13 are close to fly leaf 6, and the bottom of four supporting legs 13 all is connected with the universal wheel through fastening bolt.

Wherein, the both ends of two fly leaf 6 all are connected with the slider through fastening bolt, and the external diameter of slider and the internal diameter looks adaptation of spout 7, and when fly leaf 6 goes up and down, spout 7 carries out spacing direction to fly leaf 6.

The outer walls of the tops of the two arc-shaped plates 10 are connected with shaking plates 12 through springs, the tops of the two shaking plates 12 are connected with vibrating motors 15 through fastening bolts, and the bottoms of the shaking plates 12 extend to the bottoms of the arc-shaped plates 10.

Wherein, the bottom of the outer cambered surface of arc 10 sets up for the slope, and shakes the cross section of board 12 and be L type structure, and when arc 10 inserted earth downwards, vibrating motor 15 drove and shakes the vibrations of board 12, shakes the earth of arc 10 bottom open, avoids arc 10 with the compaction of bottom earth and can't continue downstream.

Wherein, the intermediate position of arc 10 intrados has seted up spacing groove 16, and shakes one side that board 12 is close to arc 10 and be connected with the stopper through fastening bolt, and the external diameter of stopper and the internal diameter looks adaptation of spacing groove 16, and when vibrating motor 15 drove and shakes board 12 and shake, spacing groove 16 was carried on spacingly shaking board 12.

The working principle is as follows: the box body 1 is moved to a position to be drilled, the first electric telescopic rod 2 pushes the lifting plate 4 downwards, the driving motor 3 drives the drill bit 11 to drill the ground, after the drilling is finished, the third telescopic rod 9 pushes the arc-shaped plate 10 to be coated on the circumference of the ground part of the drill bit 11, the second electric telescopic rod 5 pushes the lifting plate 6 downwards, the air pump 14 injects air into the arc-shaped plate 10, the air flow is sprayed out from the air outlet 17 to blow away soil accumulated around the drill hole from the drill hole opening, the condition that the soil around the drill hole falls into the drill hole when the first electric telescopic rod 2 drives the drill bit 11 to be drawn out from the drill hole is effectively avoided, when the movable plate 6 is lifted, the chute 7 carries out limiting and guiding on the movable plate 6, when the arc-shaped plate 10 is inserted downwards into the soil, the vibrating motor 15 drives the vibrating plate 12 to vibrate the soil at the bottom of the arc-shaped plate 10, and the phenomenon that the, when the vibration motor 15 drives the shaking plate 12 to shake, the limit slot 16 limits the shaking plate 12.

Example 2

Referring to fig. 4, in the drilling device for coal mining blasting according to the present embodiment, compared to embodiment 1, the inward curved surfaces of the two shaking plates 12 are connected to the extending blocks 8 uniformly distributed through fastening bolts, and the extending blocks 8 are made of rubber.

The working principle is as follows: when the third electric telescopic rod 9 pushes the arc-shaped plate 10 and the shaking plate 12 to be close to the drill bit 11, the extension block 8 buffers the space between the shaking plate 12 and the drill bit 11, and hard collision between the shaking plate 12 and the drill bit 11 is avoided.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A drilling device for coal mining blasting comprises a box body (1) and is characterized in that two first electric telescopic rods (2) are arranged on the inner wall of the top of the box body (1), one end of each of the two first electric telescopic rods (2) is provided with the same lifting plate (4), a driving motor (3) is arranged on the top of each lifting plate (4), a drill bit (11) is arranged on an output shaft of each driving motor (3), supporting legs (13) are arranged at four corners of the outer wall of the bottom of the box body (1), second electric telescopic rods (5) are arranged on two sides of the outer wall of the bottom of the box body (1), movable plates (6) are arranged at one ends of the two second electric telescopic rods (5), third electric telescopic rods (9) are arranged on one sides of the two movable plates (6), and a hollow arc-shaped plate (10) is arranged at one end of each of the two third electric telescopic, the top of the two movable plates (6) is provided with an air pump (14), and the bottom of the outer cambered surfaces of the two arc-shaped plates (10) is provided with air outlets (17) which are uniformly distributed.

2. The drilling device for coal mining blasting according to claim 1, wherein sliding grooves (7) are formed in one sides, close to the movable plate (6), of the four supporting legs (13), and universal wheels are arranged at the bottoms of the four supporting legs (13).

3. The drilling device for coal mining blasting according to claim 2, wherein two ends of the two movable plates (6) are provided with sliding blocks, and the outer diameters of the sliding blocks are matched with the inner diameters of the sliding grooves (7).

4. A drilling device for coal mining blasting according to any of claims 1-3, characterized in that the outer wall of the top of each of the two said arc-shaped plates (10) is connected with a shaking plate (12) by means of a spring, and the top of each of the two shaking plates (12) is provided with a vibration motor (15), and the bottom of the shaking plate (12) extends to the bottom of the arc-shaped plate (10).

5. The drilling apparatus for coal mining blasting according to claim 4, wherein the bottom of the outer arc surface of the arc plate (10) is inclined, and the cross section of the shaking plate (12) is of an L-shaped structure.

6. The drilling device for coal mining blasting according to claim 5, wherein a limiting groove (16) is formed in the middle of the inner arc surface of the arc plate (10), a limiting block is arranged on one side, close to the arc plate (10), of the shaking plate (12), and the outer diameter of the limiting block is matched with the inner diameter of the limiting groove (16).

7. A drilling device for coal mining blasting according to claim 6, characterized in that the intrados of both shaking plates (12) are provided with evenly distributed extension blocks (8), and the extension blocks (8) are made of rubber.