CN219176262U

CN219176262U - Reaming device for geological exploration of coal mine

Info

Publication number: CN219176262U
Application number: CN202223523595.8U
Authority: CN
Inventors: 彭岩
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-06-13
Anticipated expiration: 2032-12-21

Abstract

The utility model relates to the technical field of coal mine exploration and discloses a reaming device for coal mine geological exploration, which comprises a frame, wherein one side of the frame is rotatably connected with a hinged support, one side of the hinged support is fixedly connected with a reaming support, two sides of the reaming support are provided with sliding grooves, the sliding grooves are slidably connected with sliding plates, one end of each sliding plate is fixedly connected with a lifting plate, the lower surface of each sliding plate is fixedly connected with a first oil cylinder, the top surface of each lifting plate is fixedly connected with a driving motor, and the lower surface of each lifting plate is rotatably provided with a drill rod. According to the utility model, the push rod of the second oil cylinder is lengthened or shortened by starting the second oil cylinder, so that the movable ring is pulled, the movable ring pulls the rotating shaft, the movable ring can rotate around the rotating shaft, the bottom end of the second oil cylinder can rotate around the pin shaft, and in the process, the rotating shaft drives the reaming support to rotate around the hinged support, so that the angle between the reaming support and the horizontal plane can be adjusted, the angle between the reaming bit and the horizontal plane is changed, and the reaming angle can be adjusted according to the actual condition of the site.

Description

Reaming device for geological exploration of coal mine

Technical Field

The utility model relates to the technical field of coal mine exploration, in particular to a reaming device for coal mine geological exploration.

Background

The geological exploration of the coal mine is carried out from the beginning of the construction of the coal mine to the end of the exploitation, along with the rapid development of the exploitation of the coal mine, the reaming device for the geological exploration of the coal mine in the pit is increasingly used, and the requirement on the reaming device for the geological exploration of the coal mine in the pit is further increased.

According to the search, chinese patent literature, bulletin number: CN213450247U discloses a reaming device for geological prospecting in coal mine, after reaming post bottom surface and hole bottom surface contact, stop extension hydraulic stem, then alright utilize the motor to drive gear rotation, in gear rotation, the carousel that the circumference outer wall has set firmly the tooth post of being connected with it meshing also can take place the rotation thereupon to this reaming post that drives its downside rotates, at reaming post pivoted in-process, a plurality of teeth of digging that are annular equidistant fixedly on the reaming post arcwall face just can excavate the inner wall of hole, so can enlarge the diameter of hole.

However, in the practical working process, the hole drilled in the coal mine is very deep, and although the device does not limit the length of the reaming columns, the two reaming columns are very long even if the lengths are long enough, the moment is very long in the rotating process, so that the two reaming columns cannot be attached to the inner wall of the hole, and the arranged spring is difficult to keep the reaming columns on the inner wall of the hole at all times, so that the reaming efficiency is low; secondly, there is often a need to drill inclined holes when drilling coal mines, and the device cannot adjust the angle of reaming. For this reason, improvements are needed.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a reaming device for coal mine geological exploration, which has the advantages of being capable of adjusting the reaming angle according to the needs and improving the reaming efficiency, and solves the technical problems.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a reaming device for coal mine geological exploration, includes the frame, one side of frame rotates connects the free bearing, one side fixed connection reaming support of free bearing, the spout is seted up to the both sides of reaming support, sliding connection slide in the spout, the one end fixed connection lifter plate of slide, just the lower fixed surface of slide connects first hydro-cylinder, the top surface fixed connection driving motor of lifter plate, just the lower surface rotation of lifter plate sets up the drilling rod, the bottom fixed reaming drill bit of drilling rod, the bottom fixed connection connecting rod of reaming drill bit, the bottom fixed connection drill bit of connecting rod, the back fixed connection otic placode of reaming support, the surface fixed connection pivot of otic placode, the pivot surface rotates and connects the expansion ring, fixed connection second hydro-cylinder on the axial face of expansion ring, the bottom rotation connecting pin axle of second hydro-cylinder, the through-hole is seted up to the lower surface of reaming support.

Preferably, the two sides of the frame are fixedly connected with pin shafts, and the shaft surfaces of the pin shafts are rotationally connected with the second oil cylinders.

Through above-mentioned technical scheme, make its push rod extend or shorten through starting the second hydro-cylinder to pulling the expansion ring, the expansion ring pulling pivot, and the expansion ring can rotate around the pivot, the bottom of second hydro-cylinder can rotate around the round pin axle, and this in-process pivot drives the reaming support and rotates around the free bearing, so can adjust the angle of reaming support and horizontal plane, thereby change the angle of reaming drill bit and horizontal plane, thereby make can adjust the angle of reaming according to the scene actual conditions.

Preferably, the output end of the driving motor is connected with the drill rod.

Through above-mentioned technical scheme, drive the drilling rod through opening driving motor and rotate, the drilling rod drives the reamer bit and rotates, the transmission through the connecting rod makes the reamer bit rotate, the appearance of reamer bit is than just being little in the reamer bit, and the reamer bit drills into ground at first, make the resistance little, after the drilling of reamer bit, in the borehole that the reamer bit can be easy, expand the appearance to the aperture, between the output shaft of drilling rod and driving motor and fixed connection, but connect through bolt or buckle spare, make the drilling rod can add new drilling rod after deep into the subsurface and continue the reaming operation.

Preferably, the two sides of the reaming bracket are fixedly connected with the mounting plate, and the top surface of the mounting plate is fixedly connected with the first oil cylinder.

Through above-mentioned technical scheme, at reaming in-process, thereby make its push rod shrink drive slide in the spout down move through starting first hydro-cylinder, so drive lifter plate down move to make parts such as drilling rod under driving motor's drive fast brill ground, improve drilling and reaming efficiency.

Preferably, the outer surface of the reaming bit is fixedly connected with a plurality of saw racks.

Through above-mentioned technical scheme, reamer bit adopts the carbide material, has very good hardness and wearability for reamer bit is durable, and the stone that runs into in the reaming is convenient for smash at reamer bit's surface fixed connection a plurality of sawtooth strip.

Compared with the prior art, the utility model provides a reaming device for geological exploration of a coal mine, which has the following beneficial effects:

1. according to the utility model, the push rod of the second oil cylinder is lengthened or shortened by starting the second oil cylinder, so that the movable ring is pulled, the movable ring pulls the rotating shaft, the movable ring can rotate around the rotating shaft, the bottom end of the second oil cylinder can rotate around the pin shaft, and in the process, the rotating shaft drives the reaming support to rotate around the hinged support, so that the angle between the reaming support and the horizontal plane can be adjusted, the angle between the reaming bit and the horizontal plane is changed, and the reaming angle can be adjusted according to the actual condition of the site.

2. According to the utility model, the first oil cylinder is started to enable the push rod to shrink so as to drive the sliding plate to move downwards in the sliding groove, so that the lifting plate is driven to move downwards, and therefore, the drill rod and other parts are driven by the driving motor to quickly drill into the ground, and the drilling and reaming efficiency is improved.

Drawings

FIG. 1 is a schematic perspective view of the structure of the present utility model;

FIG. 2 is a schematic side view of the structure of the present utility model;

fig. 3 is a schematic front view of the structure of the present utility model.

Wherein: 1. a frame; 2. a hinged support; 3. reaming a bracket; 4. a chute; 5. a slide plate; 6. a lifting plate; 7. a first cylinder; 8. a driving motor; 9. a drill rod; 10. reaming bit; 11. a connecting rod; 12. a perforating drill bit; 13. ear plates; 14. a rotating shaft; 15. a movable ring; 16. a second cylinder; 17. a pin shaft; 18. and a through hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a reaming device for geological exploration of coal mine comprises a frame 1, one side of the frame 1 is rotatably connected with a hinged support 2, one side of the hinged support 2 is fixedly connected with a reaming support 3, two sides of the reaming support 3 are provided with sliding grooves 4, sliding grooves 4 are slidably connected with sliding plates 5, one ends of the sliding plates 5 are fixedly connected with lifting plates 6, the lower surfaces of the sliding plates 5 are fixedly connected with first oil cylinders 7, the top surfaces of the lifting plates 6 are fixedly connected with driving motors 8, the lower surfaces of the lifting plates 6 are rotatably provided with drill rods 9, bottom ends of the drill rods 9 are fixedly connected with connecting rods 11, bottom ends of the connecting rods 11 are fixedly connected with punching drill bits 12, the back surfaces of the reaming support 3 are fixedly connected with lug plates 13, the outer surfaces of the lug plates 13 are fixedly connected with rotating shafts 14, the outer surfaces of the rotating shafts 14 are rotatably connected with movable rings 15, the shaft surfaces of the movable rings 15 are fixedly connected with second oil cylinders 16, the bottom ends of the second oil cylinders 16 are rotatably connected with pin shafts 17, and the lower surfaces of the supports 3 are provided with through holes 18.

Specifically, the two sides of the frame 1 are fixedly connected with pin shafts 17, and the axial surfaces of the pin shafts 17 are rotationally connected with a second oil cylinder 16. The device has the advantages that the push rod of the second oil cylinder 16 is lengthened or shortened by starting the second oil cylinder 16, so that the movable ring 15 is pulled, the movable ring 15 pulls the rotating shaft 14, the movable ring 15 can rotate around the rotating shaft 14, the bottom end of the second oil cylinder 16 can rotate around the pin shaft 17, the rotating shaft 14 drives the reaming bracket 3 to rotate around the hinged support 2 in the process, and therefore the angle between the reaming bracket 3 and the horizontal plane can be adjusted, the angle between the reaming bit 10 and the horizontal plane is changed, and the reaming angle can be adjusted according to the actual condition of the site.

Specifically, the output end of the driving motor 8 is connected with a drill rod 9. The drilling machine has the advantages that the drilling rod 9 is driven to rotate by starting the driving motor 8, the drilling rod 9 drives the reaming bit 10 to rotate, the punching bit 12 is driven to rotate through the transmission of the connecting rod 11, the appearance of the punching bit 12 is smaller than that of the reaming bit 10, the punching bit 12 firstly drills into the ground, the resistance is small, after the punching bit 12 drills into a hole, the reaming bit 10 can easily drill into the hole to expand the hole diameter, the drilling rod 9 is fixedly connected with the output end shaft of the driving motor 8, and the drilling rod 9 is connected through a bolt or a clamping piece, so that the drilling rod 9 can be added with a new drilling rod 9 to continue reaming operation after penetrating into the ground.

Specifically, the mounting plate is fixedly connected to two sides of the reaming bracket 3, and the top surface of the mounting plate is fixedly connected with the first oil cylinder 7. The advantage is, at reaming in-process, thereby make its push rod shrink drive slide 5 in spout 4 down through starting first hydro-cylinder 7, so drive lifter plate 6 down and remove to make parts such as drilling rod 9 bore under the ground fast under driving motor 8's drive, improve drilling and reaming efficiency.

Specifically, the outer surface of reamer bit 10 is fixedly coupled to a plurality of saw racks. The reamer bit 10 is made of hard alloy, has very good hardness and wear resistance, is durable, and is convenient for crushing stones encountered in reaming due to the fact that the plurality of saw-tooth strips are fixedly connected to the outer surface of the reamer bit 10.

When the device is used, firstly, the frame 1 is moved to a coal mine reaming site, then the push rod of the device is lengthened or shortened by starting the second oil cylinder 16, so that the movable ring 15 is pulled, the rotary shaft 14 is pulled by the movable ring 15, the rotary shaft 14 drives the reaming support 3 to rotate around the hinged support 2, so that the angle between the reaming support 3 and the horizontal plane can be adjusted, the angle between the reaming bit 10 and the horizontal plane is changed, then the driving motor 8 is started to drive the drill rod 9 to rotate, the drill rod 9 drives the reaming bit 10 to rotate, the punching bit 12 is driven to rotate through the transmission of the connecting rod 11, the punching bit 12 penetrates through the through hole 18 and then drills into the ground, the hole wall is expanded as the hole wall continuously goes deep into the reaming bit 10, in the process, the push rod of the device is contracted by starting the first oil cylinder 7, so that the sliding plate 5 is driven to move downwards in the chute 4, so that the lifting plate 6 is driven to move downwards, and parts such as to quickly drill into the ground under the driving motor 8, and the efficiency of drilling and reaming is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Reaming device for geological prospecting of coal mine, including frame (1), its characterized in that: one side of the frame (1) is rotationally connected with the hinged support (2), one side of the hinged support (2) is fixedly connected with the reaming support (3), sliding grooves (4) are formed in two sides of the reaming support (3), sliding plates (5) are connected in a sliding mode in the sliding grooves (4), one ends of the sliding plates (5) are fixedly connected with lifting plates (6), the lower surfaces of the sliding plates (5) are fixedly connected with first oil cylinders (7), the top surfaces of the lifting plates (6) are fixedly connected with driving motors (8), the lower surfaces of the lifting plates (6) are rotationally provided with drill rods (9), the bottom ends of the drill rods (9) are fixedly provided with reaming drills (10), the bottom fixed connection connecting rod (11) of reaming bit (10), the bottom fixed connection drill bit (12) of connecting rod (11), back fixed connection otic placode (13) of reaming support (3), surface fixed connection pivot (14) of otic placode (13), pivot (14) surface rotates and connects expansion ring (15), fixed connection second hydro-cylinder (16) on the axial face of expansion ring (15), connecting pin axle (17) are rotated to the bottom of second hydro-cylinder (16), through-hole (18) are seted up to the lower surface of reaming support (3).

2. A reaming device for geological exploration of coal mine as claimed in claim 1, wherein: the two sides of the frame (1) are fixedly connected with pin shafts (17), and the shaft surfaces of the pin shafts (17) are rotationally connected with a second oil cylinder (16).

3. A reaming device for geological exploration of coal mine as claimed in claim 1, wherein: the output end of the driving motor (8) is connected with a drill rod (9).

4. A reaming device for geological exploration of coal mine as claimed in claim 1, wherein: the two sides of the reaming bracket (3) are fixedly connected with mounting plates, and the top surfaces of the mounting plates are fixedly connected with a first oil cylinder (7).

5. A reaming device for geological exploration of coal mine as claimed in claim 1, wherein: the outer surface of the reaming bit (10) is fixedly connected with a plurality of saw racks.