CN217233414U - Mining drilling machine with slag discharging function - Google Patents

Abstract

The utility model relates to a mining rig with arrange sediment function. The crawler comprises a crawler, a mast is arranged on the crawler, a sliding device and a follow-up frame are connected to the mast, a power head is arranged on the sliding device, a drill rod is arranged on the follow-up frame, and a drilling bucket device is arranged at the lower end part of the drill rod; the top of the mast is provided with a suspension anchor frame and a hoisting pulley block; the device also comprises a pressurizing oil cylinder arranged on the mast; the drilling bucket device comprises a drilling bucket body, wherein the lower end of the drilling bucket body is hinged with a drilling bucket door, and the top of the drilling bucket body is provided with a drilling bucket top; the drilling bucket door is provided with bucket teeth; the automatic cutting device also comprises a push plate arranged in the inner cavity of the drilling bucket body, and an annular cutter is arranged at the bottom of the push plate; a plurality of groups of pushing components are connected to the top of the drilling bucket; also included is a door opening assembly mounted atop the drill bucket. The utility model discloses need not to utilize the shake of boring the fill device, can discharge this internal soil body of boring the fill, eliminated the noise that the sediment in-process produced because of the shake, accord with environmental protection consciousness and arrange sediment effectual.

Description

Mining drilling machine with slag discharging function

Technical Field

The utility model belongs to the technical field of mining drilling rig equipment, especially, relate to a mining drilling rig with arrange sediment function.

Background

The rotary drilling rig is a comprehensive drilling rig, can use various bottom layers, and has the characteristics of high hole forming speed, less pollution, strong maneuverability and the like. The principle is that a drill rod is driven by a power head, the drilling bucket device is used for cutting rock and soil in a rotating mode, then the rock and soil are lifted to the outside of a hole to be unloaded, and the rock and soil are subjected to periodic cycle operation until the hole is formed. At present, most of rotary drilling drills adopt a single drill bit stone breaking mode to drill, and a common drilling bucket device comprises a bucket tooth drill bit, a cutting pick drill bit and a roller bit.

The drilling bucket device is used as a final-stage executing device of the rotary drilling rig and plays an important role in the rotary drilling rig. At present, the drilling bucket device visible in the market mostly comprises a barrel with an open lower end, a bucket door is assembled at the lower end of the barrel through a corresponding pin shaft, cutting teeth are arranged at the lower end of the barrel or on the bucket door, the drilling bucket device further comprises a bucket top which is connected with the upper portion of the barrel and is provided with a square head and a door opener, the square head is used for connecting a drill rod, and the door opener is used for opening the bucket door. When the drilling machine works, the drilling bucket is lowered to a drilling operation surface through the drill rod, and the power head of the drilling machine drives the drilling bucket device to rotate and push at a drilling position through driving the drill rod. In the drilling process, the cut soil is gradually filled in the barrel of the drilling bucket, then the drilling machine lifts the drilling bucket device out of the drilled hole, the bucket door is opened, the soil in the barrel is removed, the process is repeated, and in each circulation, the soil at the bottom of the drilled hole is cut by the drilling bucket to a certain height until the depth of the hole reaches the position required by the design.

When lifting the drill bucket device to the outside of a drill hole and removing soil in a barrel, the soil in the barrel is thrown out by utilizing the self weight of the soil and the shaking of a drill bit, however, the shaking process of the drill bit of the rotary drilling machine is found to generate high-decibel noise to form noise pollution, and in addition, the shaking process of the drill bit can increase mechanical abrasion to influence the service life of parts and is not favorable for the progress of construction. Therefore, there is a need for an improvement to existing drilling rigs to facilitate the slagging operation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a mining drilling machine that the sediment function that the structural design is reasonable and accord with environmental protection consciousness for solve the technical problem that exists among the well-known technique.

The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: a mining drilling machine with a slag discharging function comprises a crawler, wherein a mast is arranged on the crawler through a variable amplitude device, a sliding device and a follow-up frame are connected on the mast in a sliding manner, a power head is arranged on the sliding device, a drill rod penetrating the power head is arranged on the follow-up frame, and a drilling bucket device is arranged at the lower end part of the drill rod; a hoisting anchor frame is arranged at the top of the mast, and a hoisting pulley block is arranged on the hoisting anchor frame; the pressurizing oil cylinder is arranged on the mast and used for driving the sliding device to move; the drilling bucket device comprises a cylindrical drilling bucket body, wherein a drilling bucket door is hinged at an opening at the lower end of the drilling bucket body, and a drilling bucket top is installed at an opening at the top; the bucket door is provided with bucket teeth; the device also comprises a push plate arranged in the inner cavity of the drilling bucket body, and an annular cutter is arranged at the bottom of the push plate; a plurality of groups of pushing assemblies which can push the push plate to press towards the lower end opening of the drill bucket body are detachably connected to the top of the drill bucket; the door opening assembly is mounted on the top of the drill bucket and used for locking and connecting and releasing the drill bucket door and the drill bucket body.

The utility model has the advantages that: the utility model provides a mining drilling machine with slag discharging function, which can push the soil body in the drilling bucket body by arranging a pushing component and a push plate, namely, when the drilling bucket door is in an open state, the push plate pushes the soil body towards the opening of the drilling bucket body under the action of the pushing component, so as to push the soil body out of the drilling bucket body; the annular cutter is connected to the push plate, so that the soil body binding force of the inner wall of the drilling bucket body can be eliminated under the pushing action of the pushing assembly, the soil body can be smoothly discharged to the outside of the drilling bucket body, and the slag discharge efficiency of the drilling machine is improved. The utility model discloses need not to utilize the shake of boring the fill device, can discharge this internal soil body of boring the fill, eliminated the noise that the sediment in-process produced because of shaking the boring the fill device, accord with environmental protection consciousness and arrange sediment effectual.

Preferably: a plurality of groups of movable connecting pieces are arranged at the top of the push plate, and each movable connecting piece is movably connected with the corresponding pushing assembly; a T-shaped groove is formed in the movable connecting piece, and the lower end portion of the pushing assembly penetrates through the T-shaped groove and is movably connected with the T-shaped groove.

Preferably: the pushing assembly comprises a spring mounting sleeve with two open ends, a pushing top cover is mounted at the upper part of the spring mounting sleeve, a limiting sleeve is mounted at the lower part of the spring mounting sleeve, and the inner diameter of the limiting sleeve is smaller than that of the spring mounting sleeve; a pushing rod in sliding connection with the limiting sleeve is arranged in the limiting sleeve in a penetrating manner, and a pushing limiting plate in sliding connection with the inner cavity of the spring mounting sleeve is connected to the top of the pushing rod; a pushing spring which is tightly contacted with the pushing top cover and the pushing limiting plate is arranged between the pushing top cover and the pushing limiting plate.

Preferably: the top of the drilling bucket is fixedly connected with a square head connected with a drill rod, the square head is fixedly connected with a pushing mounting seat, and the pushing assembly is detachably connected with the pushing mounting seat.

Preferably: the drilling bucket door is provided with a lock catch, and the door opening assembly is in clamping fit with the lock catch.

Preferably: the door opening assembly comprises a guide seat and a hook seat which are fixedly connected with the inner wall of the drilling bucket body, a second transmission rod which is in clearance fit with the guide seat is arranged on the guide seat in a penetrating way, a rod hinged part is arranged at the lower end part of the second transmission rod, a hook is hinged on the rod hinged part, and the middle part of the hook is hinged with the hook seat; the upper part of the second transmission rod is connected with a spring reset assembly which is used for driving the hook to be in clamping fit with the lock catch.

Preferably: the spring reset assembly comprises a first transmission rod connected with a second transmission rod, and the first transmission rod penetrates through a through hole formed in the top of the drill bucket and is in clearance fit with the through hole; the outer end part of the first transmission rod is connected with a pressing barrel, and the device also comprises a return spring sleeved on the first transmission rod, and the return spring is positioned between the top of the drill bucket and the pressing barrel and is tightly contacted with the top of the drill bucket and the pressing barrel.

Preferably: the side wall of the drilling bucket body is provided with a notch through which a hook part of the hook can penetrate.

Drawings

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

fig. 2 is a schematic cross-sectional structure diagram of the drilling bucket device of the present invention;

FIG. 3 is a cross-sectional structural schematic view of a push assembly in a drill rig apparatus;

fig. 4 is a perspective view of a door opening assembly in the drill bucket assembly.

In the figure: 1. a tracked vehicle; 2. a variable amplitude device; 3. a slipping device; 4. a drilling bucket device; 4-1, bucket teeth; 4-2, a side shaft assembly; 4-3, a drilling bucket door; 4-4, locking; 4-5, a door opening component; 4-5-1, pressing the cylinder; 4-5-2, a return spring; 4-5-3, a first transmission rod; 4-5-4, a second transmission rod; 4-5-5, a guide seat; 4-5-6, a lever hinge; 4-5-7, a hook seat; 4-5-8, and a hook; 4-6, a drilling bucket body; 4-7, push plate; 4-8, a ring-shaped cutter; 4-9, a movable connecting piece; 4-10, a pushing component; 4-10-1, a push rod; 4-10-2, a limit sleeve; 4-10-3, spring guide post; 4-10-4, a spring mounting sleeve; 4-10-5, pushing the top cover; 4-10-6, pushing spring; 4-10-7, pushing the limit plate; 4-11, drilling bucket top; 4-12, pushing the mounting seat; 4-13, square head; 5. a power head; 6. a drill stem; 7. a pressurizing oil cylinder; 8. a follow-up frame; 9. a mast; 10. a suspension anchor frame; 11. and (4) a hoisting pulley block.

Detailed Description

In order to further understand the contents, characteristics and functions of the present invention, the following embodiments are described in detail:

referring to fig. 1, the mining drill with slag discharging function of the present invention includes a crawler 1, a mast 9 is installed on the crawler 1 through an amplitude varying device 2, a sliding device 3 and a following frame 8 are slidably connected to the mast 9, a power head 5 is installed on the sliding device 3, a drill rod 6 penetrating the power head 5 is installed on the following frame 8, and a drilling bucket device 4 is installed at the lower end of the drill rod 6.

In this embodiment, the crawler 1 includes a lower vehicle body and an upper vehicle body, and the lower vehicle body is a crawler device, which is mainly used for walking on the ground to drive the whole crawler 1 to move. The upper vehicle body is a chassis upper vehicle and is mainly used for mounting other parts and ensuring the working quality and efficiency of other parts. Still be equipped with the driver's cabin and advancing drive arrangement on going to the car on the chassis, advancing drive arrangement can be used for driving 1 motion of whole tracked vehicle, is equipped with parts such as controller in the driver's cabin, can make things convenient for the navigating mate operation, because its structure and the motion principle of digging the rig soon with prior art are the same, the embodiment of the utility model is not repeated.

It needs to explain that, in order to improve work efficiency, guarantee to dig the adaptable different construction environment of rig soon, the chassis is gone up the car and can be connected with crawler attachment through rotation mechanism, and rotation mechanism's concrete structure can select current excavator or dig the revolution mechanic of rig, and this embodiment is no longer described any more. Through the arrangement of the slewing mechanism, the upper vehicle body can rotate 360 degrees relative to the lower vehicle body, so that the mast 9, the sliding device 3 connected with the mast, the power head 5 and the follow-up frame 8 can be driven to rotate, the rotary drilling rig can work in multiple directions, and the working efficiency of the rotary drilling rig can be effectively improved.

Mast 9 is disposed on the chassis cart, and in particular, mast 9 may be hingedly connected to the chassis cart. Certainly, in the embodiment of the utility model, install on crawler 1 and become width of cloth device 2, mast 9 is through becoming the front end that width of cloth device 2 and hydro-cylinder installed on the chassis is gone up the car, can make mast 9 keep away from or be close to the chassis through the above-mentioned setting and go up the car, can also change mast 9's inclination simultaneously to the operating condition range of adjustable mast 9 or the complete machine height of transport state, and then improve the practicality and the reliability of digging the rig soon. The amplitude changing device 2 can be a amplitude changing mechanism of an existing excavator or a rotary excavator, and the details of the embodiment are omitted.

In this embodiment, mast 9 comprises a frame structure formed by welding metal plates, and two sets of slide rails extending along the length of the frame structure are provided at the edges of the frame structure. With further reference to fig. 1, a boom 10 is mounted on top of the mast 9 and a winch block 11 is mounted on the boom 10. In this embodiment, the hoisting pulley block 11 comprises two pulleys which are rotatably connected with the anchor hanger 10 and are distributed in an inclined manner, and the anchor hanger 10 is mainly used for providing effective supporting force and lubrication for a hoisting assembly on the drilling machine so as to assist the operation of the drilling bucket device 4, so that the rotary drilling machine can work normally and efficiently.

In this embodiment, the hoisting assembly includes a hoisting machine and a suspension cable, the suspension cable can be selected as a steel wire rope, the hoisting machine is disposed on the chassis, one end of the steel wire rope is wound on the hoisting machine, and the other end of the steel wire rope bypasses the hoisting pulley block 11 at the top end of the mast 9 and then is connected with the follower frame 8, so as to provide effective tension for the follower frame 8 and realize the lifting and lowering of the follower frame 8. A guide wheel structure for guiding the steel wire rope is connected to the back of the mast 9. As shown in fig. 1, the follower cage 8 is connected at one end to the drill rod 6 and at the other end to a wire rope passing around a winding pulley block 11. The drill rod 6 is movably arranged on the mast 9 through the arrangement.

The embodiment also comprises a pressurizing oil cylinder 7 which is arranged on the mast 9 and is used for driving the sliding device 3 to move, and the extending end of the pressurizing oil cylinder 7 is connected with the sliding device 3. The cylinder barrel of the pressurizing oil cylinder 7 is hinged with the mast 9 through a pin shaft, and the piston rod is hinged with the sliding device 3 through a pin shaft.

When the drilling machine is used for digging and drilling, a driver can control the drilling machine to run in place, and the amplitude changing device 2 and oil cylinders arranged on the chassis are started to adjust the mast 9 to a precise angle and position; then the drilling bucket device 4 is driven by the pressurizing oil cylinder 7 to be lowered into a hole to be dug, then the power head 5 drives the drill rod 6, and further the drilling bucket device 4 is driven to perform digging and drilling work. After a certain amount of soil is accumulated in the drilling bucket device 4 after a period of rotary excavation, the drill rod 6 and the drilling bucket device 4 are lifted up through a suspension cable of the hoisting assembly, the drilling bucket device 4 is lifted upwards and moved out of a drilled hole, and then the drilling bucket device 4 is opened to discharge the soil in the inner cavity to other positions under the action of gravity.

In order to improve the slag discharging efficiency of the drilling bucket device 4 and reduce the noise generated in the construction process, further referring to fig. 2, in this embodiment, the drilling bucket device 4 comprises a cylindrical drilling bucket body 4-6, a drilling bucket door 4-3 is hinged at the lower end opening of the drilling bucket body 4-6, a drilling bucket top 4-11 is installed at the top opening, a square head 4-13 connected with a drill rod 6 is fixedly connected to the middle part of the drilling bucket top 4-11, and bucket teeth 4-1 are installed on the drilling bucket door 4-3. The spring buffer structure which plays a role in buffering is arranged on the drill rod 6 and the drilling bucket device 4, the existing excavator or the spring buffer structure of the drilling machine can be selected by the spring buffer structure, and the description is omitted in the embodiment. It is worth noting that the side shaft assembly 4-2 is installed at the lower end opening of the drill body 4-6, the drill door 4-3 is assembled at the lower end opening of the drill body 4-6 through the side shaft assembly 4-2 in a manner similar to a common revolving door, and the drill door 4-3 can be completely opened according to requirements.

As shown in fig. 2, the drilling bucket device 4 further comprises a door opening assembly 4-5 mounted on the drilling bucket roof 4-11 for locking connection and release of the drilling bucket door 4-3 and the drilling bucket body 4-6. Furthermore, a lock catch 4-4 is arranged on the drilling bucket door 4-3, and a door opening component 4-5 is in clamping fit with the lock catch 4-4.

Further referring to fig. 4, the door opening assembly 4-5 comprises a guide seat 4-5-5 and a hook seat 4-5-7 fixedly connected with the inner wall of the drill bucket body 4-6, a second transmission rod 4-5-4 in clearance fit with the guide seat 4-5-5 is arranged on the guide seat 4-5-5 in a penetrating manner, and a rod hinge member 4-5-6 is arranged at the lower end part of the second transmission rod 4-5-4. In this embodiment, the rod hinge 4-5-6 includes two sets of vertical plates fixedly connected by a connecting plate, the two sets of vertical plates are respectively disposed on two sides of the second transmission rod 4-5-4, through holes are correspondingly disposed on the two sets of vertical plates, a mounting hole corresponding to the through hole disposed on the vertical plate is disposed at the lower end of the second transmission rod 4-5-4, and the rod hinge 4-5-6 and the second transmission rod 4-5-4 are connected by a bolt penetrating through the through hole and the mounting hole. The door opening assembly 4-5 further comprises a hook 4-5-8 hinged to the rod hinge part 4-5-6, the end part of the hook 4-5-8 is hinged to two groups of vertical plates in the rod hinge part 4-5-6 through a pin shaft, the middle part of the hook 4-5-8 is hinged to the hook seat 4-5-7 through a pin shaft, and the hook-shaped end part of the hook 4-5-8 is matched with the lock catch 4-4 in a clamping mode. The side wall of the drill bucket body 4-6 is provided with a notch through which a hook part of the hook 4-5-8 can penetrate.

In the actual working process, the second transmission rod 4-5-4 is pulled upwards to drive the hinged end part of the hook 4-5-8 to turn upwards, so that the hook-shaped end part of the hook 4-5-8 turns downwards and towards the lock catch 4-4 until the hook-shaped end part is matched with the lock catch 4-4 in a clamping manner, and finally the drill bucket body 4-6 is connected with the drill bucket door 4-3 in a locking manner; otherwise, the second transmission rod 4-5-4 is pressed downwards to drive the hinged end of the hook 4-5-8 to turn downwards, so that the hook-shaped end of the hook 4-5-8 turns upwards and faces the direction departing from the lock catch 4-4 until the hook-shaped end is separated from the lock catch 4-4 in a clamping fit, and finally the drilling bucket body 4-6 and the drilling bucket door 4-3 are unlocked and connected, and at the moment, the drilling bucket door 4-3 is completely opened under the action of self gravity, so that soil in the inner cavity of the drilling bucket body 4-6 can be conveniently discharged.

It is worth noting that the door opening assembly 4-5 further comprises a spring return assembly connected to the upper portion of the second transmission rod 4-5-4 and used for driving the hook 4-5-8 to be in clamping fit with the latch 4-4. The spring reset assembly comprises a first transmission rod 4-5-3 connected with a second transmission rod 4-5-4, the first transmission rod 4-5-3 and the second transmission rod 4-5-4 are connected through a plate in a staggered welding mode, and the first transmission rod 4-5-3 and the second transmission rod 4-5-4 are arranged in parallel in the axial direction. The first transmission rod 4-5-3 penetrates through a through hole formed in the top 4-11 of the drill bucket and is in clearance fit with the through hole; in order to avoid collision and damage of the first transmission rod 4-5-3 and the drill bucket top 4-11 in the working process, a copper sleeve is arranged in a through hole formed in the drill bucket top 4-11, and the first transmission rod 4-5-3 penetrates through the copper sleeve and is connected with the drill bucket top 4-11 through the copper sleeve. The outer end part of the first transmission rod 4-5-3 is connected with a pressing cylinder 4-5-1, the pressing cylinder 4-5-1 is sleeved at the end part of the first transmission rod 4-5-3, and the first transmission rod 4-5-3 and the pressing cylinder 4-5-1 can be connected through threads or can be connected through bolts which are arranged on the first transmission rod 4-5-3 in a penetrating manner along the radial direction. The spring return assembly also comprises a return spring 4-5-2 sleeved on the first transmission rod 4-5-3, and the return spring 4-5-2 is positioned between the drill bucket top 4-11 and the pressing cylinder 4-5-1 and is tightly contacted with the drill bucket top and the pressing cylinder.

Therefore, when the pressure cylinder 4-5-1 is driven by external force to reciprocate along the axial direction of the drilling bucket body 4-6 of the drilling bucket device 4, the pressure cylinder 4-5-1 can drive the first transmission rod 4-5-3 to move, and further the drilling bucket door 4-3 of the drilling bucket device 4 is opened or closed. Therefore, in the process that the pressure cylinder 4-5-1 pushes the first transmission rod 4-5-3 to move towards the direction of opening the drilling bucket door 4-3, the return spring 4-5-2 is gradually compressed until the reverse acting force generated by the return spring 4-5-2 on the pressure cylinder 4-5-1 is balanced with the external force or the return spring 4-5-2 is compressed to the limit state, and when the pressure cylinder 4-5-1 cannot move towards the direction of pushing the drilling bucket door 4-3 to open any more, the opening of the drilling bucket door 4-3 is finished. After the external force acting on the pressure cylinder 4-5-1 is cancelled, the pressure cylinder 4-5-1 moves to the initial position to realize reset under the action of the restoring force of the reset spring 4-5-2. When the drill bucket door 4-3 is buckled towards the drill bucket body 4-6 under the action of external force (realized by lowering the drill bucket device 4 through the supporting match between the drill bucket device 4 and the ground), the buckle 4-4 is clamped with the hook 4-5-8 in the door opening component 4-5, and then the drill bucket body 4-6 and the drill bucket door 4-3 are connected in a locking mode.

In order to push out the soil in the inner cavity of the drilling bucket body 4-6 and accelerate the soil discharging speed, as shown in fig. 2, the drilling bucket device 4 further comprises a push plate 4-7 arranged in the inner cavity of the drilling bucket body 4-6, and a notch for avoiding the opening door component 4-5 is formed in the push plate 4-7. A plurality of groups of pushing components 4-10 which can push the push plate 4-7 to press towards the lower end opening of the drill bucket body 4-6 are detachably connected on the drill bucket top 4-11. A plurality of groups of movable connecting pieces 4-9 are arranged on the top of the push plate 4-7, and each movable connecting piece 4-9 is movably connected with a corresponding push component 4-10; the movable connecting piece 4-9 is provided with a T-shaped groove, and the lower end part of the pushing component 4-10 is arranged in the T-shaped groove in a penetrating way and is movably connected with the T-shaped groove. The push plate 4-7 is provided with a plurality of air holes, and when the push plate 4-7 moves downwards, the air holes are favorable for ventilation and pressure reduction, so that the viscous slag soil is prevented from being further extruded, and the slag discharging difficulty is increased.

Furthermore, in order to improve the installation stability of the plurality of groups of pushing assemblies 4-10, pushing installation seats 4-12 are fixedly connected to the square heads 4-13, and the pushing assemblies 4-10 are detachably connected with the pushing installation seats 4-12. Further referring to fig. 3, in the present embodiment, the pushing assembly 4-10 includes a spring mounting sleeve 4-10-4 with two open ends, a pushing top cover 4-10-5 is installed on the upper portion of the spring mounting sleeve 4-10-4, a limiting sleeve 4-10-2 is installed on the lower portion of the spring mounting sleeve 4-10-4, the pushing top cover 4-10-5 and the pushing mounting seat 4-12 are detachably connected through bolts, and the inner diameter of the limiting sleeve 4-10-2 is smaller than the inner diameter of the spring mounting sleeve 4-10-4.

A push rod 4-10-1 in sliding connection with the limiting sleeve 4-10-2 is arranged in a penetrating way, and the top of the push rod 4-10-1 is connected with a push limiting plate 4-10-7 in sliding connection with the inner cavity of the spring mounting sleeve 4-10-4. A pushing spring 4-10-6 which is tightly contacted with the pushing top cover 4-10-5 and the pushing limiting plate 4-10-7 is arranged between the pushing top cover 4-10-5 and the pushing limiting plate 4-10-7, and a spring guide post 4-10-3 which is used for guiding the pushing spring 4-10-6 is connected on the opposite surface of the pushing limiting plate 4-10-7 and the pushing top cover 4-10-5.

In the drilling process, mud can be accumulated in the drilling bucket device 4, the accumulated mud can push the push plate 4-7 upwards, the push plate 4-7 moving upwards drives the push rod 4-10-1 to move upwards along the axial direction of the spring mounting sleeve 4-10-4, and then the spring 4-10-6 is gradually compressed and pushed. When a large amount of sludge is accumulated in the drilling bucket device 4, the sludge needs to be cleaned in time so as to ensure the continuous working capacity of the drilling bucket device 4. When slag needs to be discharged, the drill bucket device 4 is lifted out of the drill hole through the drill rod 6 and moves to the periphery of the drill hole, then the pressing cylinder 4-5-1 is pressed downwards to trigger the door opening assembly 4-5, the drill bucket door 4-3 is opened, the push rod 4-10-1 pushes the push plate 4-7 to move towards the opening of the drill bucket body 4-6 under the action of the push spring 4-10-6 in a compressed state, and then mud in the drill bucket body 4-6 is pushed out of the drill bucket body 4-6, and the cleaning of the mud in the drill bucket body 4-6 is completed.

In order to further improve the slag discharge function of the drill bucket device 4 and prevent soil with larger viscosity from being stuck on the inner wall of the drill bucket body 4-6 and not falling off, the bottom of the push plate 4-7 is provided with an annular cutter 4-8, the annular cutter 4-8 is provided with a notch avoiding the opening door component 4-5, and the distance between the outer side of the annular cutter 4-8 and the inner wall of the drill bucket body 4-6 is 4-6 mm.

The working process is as follows:

the power head 5 drives the drilling bucket device 4 to rotate through the drill rod 6 so as to cut soil downwards, and after the drilling bucket device 4 is filled with soil, the drilling bucket device 4 is lifted to a vacant position outside a drill hole; after the operation is finished, the pressing cylinder 4-5-1 is pressed downwards to trigger the door opening assembly 4-5, and the drill bucket door 4-3 is opened; under the action of a pushing spring 4-10-6 in a compressed state, a pushing rod 4-10-1 pushes a push plate 4-7 and an annular cutter 4-8 to move towards an opening of a drilling bucket body 4-6, so that mud in the drilling bucket body 4-6 is pushed out of the drilling bucket body 4-6, and the operation of cleaning and discharging the mud in the drilling bucket body 4-6 is completed; after the operation is finished, the drilling bucket door 4-3 is closed, the empty drilling bucket body 4-6 returns to the position above the drilled hole, and the drilling and deslagging operation is repeated.

Claims (8)

1. A mining drilling machine with a slag discharge function is characterized in that: the device comprises a crawler (1), a mast (9) is installed on the crawler (1) through a variable amplitude device (2), a sliding device (3) and a follow-up frame (8) are connected on the mast (9) in a sliding manner, a power head (5) is installed on the sliding device (3), a drill rod (6) penetrating the power head (5) is installed on the follow-up frame (8), and a drilling bucket device (4) is installed at the lower end part of the drill rod (6); a hoisting anchor frame (10) is arranged at the top of the mast (9), and a hoisting pulley block (11) is arranged on the hoisting anchor frame (10); the device also comprises a pressurizing oil cylinder (7) which is arranged on the mast (9) and is used for driving the sliding device (3) to move;

the drilling bucket device (4) comprises a cylindrical drilling bucket body (4-6), a drilling bucket door (4-3) is hinged at an opening at the lower end of the drilling bucket body (4-6), and a drilling bucket top (4-11) is installed at an opening at the top; a bucket tooth (4-1) is arranged on the bucket door (4-3); the automatic drilling machine also comprises a push plate (4-7) arranged in the inner cavity of the drilling bucket body (4-6), and an annular cutter (4-8) is arranged at the bottom of the push plate (4-7); a plurality of groups of pushing components (4-10) which can push the push plate (4-7) to press towards the opening at the lower end of the drill bucket body (4-6) are detachably connected to the drill bucket top (4-11); the drilling machine further comprises a door opening assembly (4-5) which is arranged on the top of the drilling bucket (4-11) and is used for locking and connecting and releasing the drilling bucket door (4-3) and the drilling bucket body (4-6).

2. The mining drill with the slag discharge function as claimed in claim 1, characterized in that: a plurality of groups of movable connecting pieces (4-9) are arranged at the top of the push plate (4-7), and each movable connecting piece (4-9) is movably connected with a corresponding pushing component (4-10); the movable connecting piece (4-9) is provided with a T-shaped groove, and the lower end part of the pushing component (4-10) is arranged in the T-shaped groove in a penetrating way and is movably connected with the T-shaped groove.

3. The mining drill with the slag discharge function as claimed in claim 1, wherein: the pushing assembly (4-10) comprises a spring mounting sleeve (4-10-4) with two open ends, a pushing top cover (4-10-5) is mounted at the upper part of the spring mounting sleeve (4-10-4), a limiting sleeve (4-10-2) is mounted at the lower part of the spring mounting sleeve (4-10-4), and the inner diameter of the limiting sleeve (4-10-2) is smaller than that of the spring mounting sleeve (4-10-4); a push rod (4-10-1) in sliding connection with the limiting sleeve (4-10-2) is arranged in the limiting sleeve in a penetrating manner, and a push limiting plate (4-10-7) in sliding connection with the inner cavity of the spring mounting sleeve (4-10-4) is connected to the top of the push rod (4-10-1); a pushing spring (4-10-6) which is tightly contacted with the pushing top cover (4-10-5) and the pushing limit plate (4-10-7) is arranged between the pushing top cover (4-10-5) and the pushing limit plate.

4. The mining drill with the slag discharge function as claimed in claim 1, characterized in that: the top of the drill bucket top (4-11) is fixedly connected with a square head (4-13) connected with a drill rod (6), the square head (4-13) is fixedly connected with a pushing mounting seat (4-12), and the pushing assembly (4-10) is detachably connected with the pushing mounting seat (4-12).

5. The mining drill with the slag discharge function as claimed in claim 1, characterized in that: the drill bucket door (4-3) is provided with a lock catch (4-4), and the door opening component (4-5) is in clamping fit with the lock catch (4-4).

6. The mining drilling machine with the slag discharge function as claimed in claim 5, wherein: the door opening assembly (4-5) comprises a guide seat (4-5-5) and a hook seat (4-5-7) which are fixedly connected with the inner wall of the drilling bucket body (4-6), a second transmission rod (4-5-4) in clearance fit with the guide seat (4-5-5) is arranged on the guide seat (4-5-5) in a penetrating manner, a rod hinged part (4-5-6) is arranged at the lower end part of the second transmission rod (4-5-4), a hook (4-5-8) is hinged on the rod hinged part (4-5-6), and the middle part of the hook (4-5-8) is hinged with the hook seat (4-5-7); the upper part of the second transmission rod (4-5-4) is connected with a spring return assembly which is used for driving the hook (4-5-8) to be in clamping fit with the lock catch (4-4).

7. The mining drill with the slag discharge function as claimed in claim 6, characterized in that: the spring reset assembly comprises a first transmission rod (4-5-3) connected with a second transmission rod (4-5-4), and the first transmission rod (4-5-3) penetrates through a through hole formed in the top (4-11) of the drilling bucket and is in clearance fit with the through hole; the outer end part of the first transmission rod (4-5-3) is connected with a pressing cylinder (4-5-1), and the device also comprises a return spring (4-5-2) sleeved on the first transmission rod (4-5-3), wherein the return spring (4-5-2) is positioned between the drill bucket top (4-11) and the pressing cylinder (4-5-1) and is in tight contact with the drill bucket top and the pressing cylinder.

8. The mining drill with the slag discharging function as claimed in claim 5, characterized in that: the side wall of the drill bucket body (4-6) is provided with a notch through which a hook part of the hook (4-5-8) can penetrate.

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