CN211370278U

CN211370278U - Pit drilling device for coal mining

Info

Publication number: CN211370278U
Application number: CN201921981061.5U
Authority: CN
Inventors: 银海龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-17
Filing date: 2019-11-17
Publication date: 2020-08-28
Anticipated expiration: 2029-11-17

Abstract

The utility model relates to a coal mining technical field, and disclose chisel hole device that coal mining adopted, comprising a base plate, the support fixedly connected with roof of symmetry is all passed through to the upper surface both sides of bottom plate, and through symmetrical arrangement's slide bar fixed connection between the opposite face middle part of bottom plate and roof, the perforation sliding connection that the slide bar corresponds the edge department with the movable plate surface and sets up, and the output of the equal fixedly connected with pneumatic cylinder in upper surface both sides of movable plate, and pneumatic cylinder fixed connection is in the corresponding bottom surface of roof, the lower surface middle part fixedly connected with electric drill motor of while movable plate, the output shaft of electric drill motor is down and through shaft coupling fixedly connected with drilling rod. This chisel hole device that coal mining adopted can take out scattered dust with the help of the suction hood furthest that a plurality of circumference were arranged when chisel hole, and then improves the absorption area of dust, avoids appearing the raise dust and influences the construction, improves the security.

Description

Pit drilling device for coal mining

Technical Field

The utility model relates to a coal mining technical field specifically is chisel hole device that coal mining adopted.

Background

Coal mines are reasonable spaces excavated by humans when excavating geological formations rich in coal and generally include roadways, wells, and mining surfaces, among others. Coal is the most predominant solid fuel, one of the flammable organic rocks. It is formed by that the flourishing plants grown in a certain geologic age are gradually piled up into a thick layer in a proper geologic environment, and are buried in the water bottom or silt, and then are subjected to the natural coalification action in a long geologic age.

The vibration of current hole drilling device is great in the operation process, and the vibration produces the stability that influences whole device on the organism, influences the service life of hole drilling device to probably lead to the hole drilling hole slope that the hole drilling machine was beaten out, can produce a large amount of dusts simultaneously when the hole drilling, cause the raise dust phenomenon, not only be harmful to staff's healthy, if the mining area is close to the residential area, the normal production life of resident can be influenced to the extensive dust that leads to the fact.

For this reason, a pit drilling device for coal mining is designed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a chisel hole device that coal mining adopted has solved the problem that can produce the raise dust phenomenon when chisel hole.

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

the pit drilling device for coal mining comprises a bottom plate, wherein both sides of the upper surface of the bottom plate are fixedly connected with a top plate through symmetrical supports, the middle parts of opposite surfaces of the bottom plate and the top plate are fixedly connected through symmetrically arranged slide rods, the corresponding edges of the slide rods and the surface of a movable plate are provided with through holes in sliding connection, both sides of the upper surface of the movable plate are fixedly connected with the output ends of hydraulic cylinders, the hydraulic cylinders are fixedly connected with the corresponding bottom surfaces of the top plate, simultaneously, the middle parts of the lower surface of the movable plate are fixedly connected with electric drill motors, the output shafts of the electric drill motors face downwards and are fixedly connected with drill rods through couplers, the drill bit ends of the drill rods penetrate through the through holes arranged in the middle parts of the bottom plate, the lower surface of the bottom plate is fixedly connected with a dust extraction pipe, the dust extraction pipe is integrally formed into, and a perforation for sealing and communicating one end of the air inlet pipe is arranged on one side of the circumferential surface of the top of the dust exhaust pipe, and the other end of the air inlet pipe penetrates and is connected with the input end of the fan.

Furthermore, the equal fixedly connected with flexible post in lower surface four corners department of bottom plate, and the one end fixedly connected with lower margin of telescopic post in the flexible post, fixedly connected with damping spring and cover are located on the telescopic post's the sleeve post between lower margin and the telescopic post middle sleeve terminal surface simultaneously.

Further, fan fixed connection is in the upper surface of water tank, and water tank fixed connection is in the upper surface of roof, and the one end of the sealed and fastening connection outlet duct of output of fan, the air nozzle that the inner chamber below and the horizontal setting of fixedly connected with of water tank were worn into to the other end of outlet duct, and the gas outlet of air nozzle sets up towards the central line direction of water tank, and the outlet duct that is in the water tank inner chamber passes through support fixed connection in the inside wall that the water tank corresponds, and a plurality of gas outlets have been seted up to the top surface of water.

Furthermore, the inner top surface and the middle part of the inner bottom surface of the water tank are rotatably connected with a rotating rod, a water-turning wheel is fixedly sleeved on the lower edge of the rotating rod, and an upper paddle of the water-turning wheel is obliquely arranged with an air outlet of the air nozzle.

Furthermore, a water injection pipe and a sewage discharge pipe are respectively arranged on one side of the top surface of the water tank and on the lower edge of the side surface of the water tank.

The utility model has the advantages that:

1. the utility model discloses a, when the dust that the drilling rod produced when digging the hole distributes to adit circumference, the suction hood furthest who arranges with the help of a plurality of circumference takes out the dust that looses four into, and then improves the absorption area of dust, avoids appearing the raise dust influence construction, improves the security.

2. The utility model discloses a, fully contact with water in passing into the water tank with dust gas, realize the dust fall purpose to make dust-laden gas jet by the air nozzle and jet out formation water column and strike on the water wheel that changes, thereby make water wheels rotate, water wheels mix the water and stir the bubble brokenly this moment, make the gas in the bubble discharge fast, and then guarantee dust fall effect.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the installation of the dust hood of the present invention;

fig. 3 is a schematic structural view of the transfer water wheel of the present invention.

In the figure: 1. a base plate; 2. a top plate; 3. an electric drill motor; 4. a drill stem; 5. a dust extraction pipe; 6. a dust hood; 7. ground feet; 8. a telescopic column; 9. a slide bar; 10. an air inlet pipe; 11. a water diversion wheel; 12. a water tank; 13. a fan; 14. a rotating rod; 15. an air nozzle; 16. a hydraulic cylinder; 17. a movable plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to FIGS. 1-3: a pit drilling device for coal mining comprises a bottom plate 1, wherein both sides of the upper surface of the bottom plate 1 are fixedly connected with a top plate 2 through symmetrical supports, the middle parts of the opposite surfaces of the bottom plate 1 and the top plate 2 are fixedly connected through symmetrically arranged slide rods 9, the slide rods 9 are in sliding connection with through holes arranged at corresponding corners of the surface of the movable plate 17, the two sides of the upper surface of the movable plate 17 are fixedly connected with the output ends of hydraulic cylinders 16, the hydraulic cylinder 16 is fixedly connected with the corresponding bottom surface of the top plate 2, meanwhile, the middle part of the lower surface of the movable plate 17 is fixedly connected with the electric drill motor 3, the output shaft of the electric drill motor 3 faces downwards and is fixedly connected with the drill rod 4 through the coupler, the drill bit end of the drill rod 4 penetrates out of the through hole formed in the middle part of the bottom plate 1, therefore, under the synergistic action of the electric drill motor 3 and the hydraulic cylinder 16, the drill rod 4 is in a descending posture of rapid rotation, and the pit drilling process is further realized.

Further, the equal fixedly connected with of lower surface four corners department of bottom plate 1 post 8 that stretches out and draws back, and the one end fixedly connected with lower margin 7 of sleeve post in the flexible post 8, fixedly connected with damping spring between the sleeve terminal surface in lower margin 7 and the flexible post 8 simultaneously to can eliminate the partial vibration that produces in the chisel hole, guarantee the stability when whole device moves.

Bottom plate 1's lower fixed surface is connected with and takes out dirt pipe 5, take out dirt pipe 5 integrated into one piece and be annular sealed tubular structure, and take out the pipeline fixedly connected with suction hood 6 of the global through a plurality of equipartitions in the end of dirt pipe 5, and set up the perforation that supplies the sealed intercommunication of intake pipe 10 one end in the global one side in the top of taking out dirt pipe 5, wear and connect in fan 13's input on the other end of intake pipe 10, through arranging annular dust pipe 5 in drilling rod 4's week portion, when the dust that drilling rod 4 produced when the chisel hole distributes to adit circumference, take out scattered dust with the help of 6 furthest of suction hood that a plurality of circumference were arranged, and then improve the absorbing area of dust, avoid appearing raise dust influence construction, the security is improved.

Fan 13 fixed connection is in the upper surface of water tank 12, water tank 12 fixed connection is in the upper surface of roof 2, and the sealed and fastening connection outlet duct's of output of fan 13 one end, and the air nozzle 15 that transversely sets up of inner chamber below and fixedly connected with of water tank 12 is worn into to the other end of outlet duct, and the gas outlet of air nozzle 15 sets up towards the central line direction of water tank 12, and the outlet duct that is in the water tank 12 inner chamber passes through support fixed connection in the inside wall that water tank 12 corresponds, a plurality of gas outlets have been seted up to the top surface of water tank 12 simultaneously, thereby make the dust gas fully contact with water in the water tank 12, realize the dust fall purpose.

Further, the interior top surface and the interior bottom surface middle part of water tank 12 all are connected with bull stick 14 through the bearing rotation, and the fixed cover of lower edge at bull stick 14 is equipped with changes water wheel 11, change water wheel 11 and go up paddle and air nozzle 15's gas outlet slope setting, thereby make dirty gas jet by air nozzle 15 erupt formation water column and strike change water wheel 11 on, thereby make change water wheel 11 and rotate, its aim at, because dirty gas and water contact realize floating to the surface of water on producing a large amount of bubbles after the dust fall, change water wheel 11 this moment and stir the water and stir the bubble broken, make the gas in the bubble discharge fast, and then guarantee dust fall effect.

Further, a water injection pipe and a blow-off pipe are respectively arranged on one side of the top surface and the lower edge of the side surface of the water tank 12, water in the water tank 12 is replaced at regular time through the water injection pipe, and slurry in the water tank 12 is discharged in time through the blow-off pipe, so that the practicability is improved.

To sum up, when the dust collecting device is used, when dust generated during pit drilling of the drill rod 4 is circumferentially distributed to the pithead, the dust which is scattered is furthest drawn in by virtue of the plurality of circumferentially arranged dust hoods 6, so that the absorption area of the dust is increased, the dust is prevented from influencing construction, and the safety is improved; through letting in dust gas in water tank 12 in with water fully contact, realize the dust fall purpose to make dust-laden gas jet by air nozzle 15 and form the water column and strike on changeing water wheel 11, thereby make changeing water wheel 11 and rotate, change water wheel 11 this moment and stir the water and stir the bubble brokenly, make the gas in the bubble discharge fast, and then guarantee dust fall effect.

The model of electric drill motor 3 adopts MT-RS5555PH and supporting power and circuit thereof in this scheme, and ROB63 and supporting power and circuit are adopted to the model of pneumatic cylinder 16, involve that circuit and electronic components and module are prior art, and the technical staff in the art can realize completely, need not proud, the utility model discloses the content of protection does not relate to the improvement to software and method yet.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. Chisel hole device that coal mining adopted, including bottom plate (1), its characterized in that: the upper surface both sides of bottom plate (1) all are through the support fixedly connected with roof (2) of symmetry, and through the slide bar (9) fixed connection of symmetrical arrangement between the opposite face middle part of bottom plate (1) and roof (2), the perforation sliding connection that the corresponding edge department in slide bar (9) and fly leaf (17) surface seted up, and the output of the equal fixedly connected with pneumatic cylinder (16) in upper surface both sides of fly leaf (17), and pneumatic cylinder (16) fixed connection is in the corresponding bottom surface of roof (2), simultaneously the lower surface middle part fixedly connected with electric drill motor (3) of fly leaf (17), the output shaft of electric drill motor (3) is down and through shaft coupling fixedly connected with drilling rod (4), and the drill bit end of drilling rod (4) is worn out from the perforation that bottom plate (1) middle part was seted up, the lower surface fixed connection of bottom plate (1) has dust extraction pipe (5), take out dirt pipe (5) integrated into one piece and be annular sealed tubular structure, and take out the pipeline fixedly connected with suction hood (6) of dirt pipe (5) global through a plurality of equipartitions in the end, and set up the perforation that supplies the sealed intercommunication of intake pipe (10) one end in the global one side in dirt pipe (5) top of taking out, wear on the other end of intake pipe (10) and connect in the input of fan (13).

2. A pit drilling apparatus for coal mining according to claim 1, wherein: the equal fixedly connected with flexible post (8) of lower surface four corners department of bottom plate (1), and the one end fixedly connected with lower margin (7) of socle in flexible post (8), fixedly connected with damping spring and cover are located on the socle of flexible post (8) between the sleeve terminal surface in lower margin (7) and flexible post (8) simultaneously.

3. A pit drilling apparatus for coal mining according to claim 1, wherein: fan (13) fixed connection is in the upper surface of water tank (12), water tank (12) fixed connection is in the upper surface of roof (2), the output of fan (13) is sealed and the one end of fastening connection outlet duct, air nozzle (15) of inner chamber below and the horizontal setting of fixedly connected with of water tank (12) are worn into to the other end of outlet duct, the gas outlet of air nozzle (15) sets up towards the central line direction of water tank (12), the outlet duct that is in water tank (12) inner chamber passes through support fixed connection in the inside wall that water tank (12) correspond, a plurality of gas outlets have been seted up to the top surface of water tank (12).

4. A pit drilling apparatus for coal mining according to claim 3, wherein: the inner top surface and the middle part of the inner bottom surface of the water tank (12) are respectively and rotatably connected with a rotating rod (14), a water-turning wheel (11) is fixedly sleeved on the lower edge of the rotating rod (14), and an upper paddle of the water-turning wheel (11) and an air outlet of the air nozzle (15) are obliquely arranged.

5. A pit drilling apparatus for coal mining according to claim 3, wherein: a water injection pipe and a sewage discharge pipe are respectively arranged on one side of the top surface of the water tank (12) and on the lower edge of the side surface of the water tank.