CN113513253B - Impact drilling machine drill bit, soil pulling frame and method for rapidly taking and unloading soil - Google Patents
Impact drilling machine drill bit, soil pulling frame and method for rapidly taking and unloading soil Download PDFInfo
- Publication number
- CN113513253B CN113513253B CN202110809741.4A CN202110809741A CN113513253B CN 113513253 B CN113513253 B CN 113513253B CN 202110809741 A CN202110809741 A CN 202110809741A CN 113513253 B CN113513253 B CN 113513253B
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- soil
- cylinder
- drill
- drill bit
- sliding
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- 239000002689 soil Substances 0.000 title claims abstract description 106
- 238000005553 drilling Methods 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000007790 scraping Methods 0.000 claims abstract description 29
- 230000002093 peripheral effect Effects 0.000 claims abstract description 10
- 238000005527 soil sampling Methods 0.000 claims description 8
- 238000010276 construction Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009527 percussion Methods 0.000 abstract description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 12
- 235000017491 Bambusa tulda Nutrition 0.000 description 12
- 241001330002 Bambuseae Species 0.000 description 12
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 12
- 239000011425 bamboo Substances 0.000 description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 229910052742 iron Inorganic materials 0.000 description 5
- 230000005484 gravity Effects 0.000 description 3
- 239000003351 stiffener Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B1/00—Percussion drilling
- E21B1/38—Hammer piston type, i.e. in which the tool bit or anvil is hit by an impulse member
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B11/00—Other drilling tools
- E21B11/02—Boring rams
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
- E21B25/10—Formed core retaining or severing means
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
- E21B25/16—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors for obtaining oriented cores
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
- E21B49/02—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells by mechanically taking samples of the soil
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Sampling And Sample Adjustment (AREA)
- Earth Drilling (AREA)
Abstract
The application relates to a percussion drill bit, a soil pulling frame and a method for quickly taking out and unloading soil, wherein the fast percussion drill bit comprises a drill cylinder, the top end of the drill cylinder is connected with a connecting frame, and one end of the connecting frame, which is far away from the drill cylinder, is connected with a connecting screw; the drill cylinder is provided with a scraping plate in a sliding mode, the scraping plate can slide along the length direction of the drill cylinder, two opposite sides of the peripheral wall of the rotary cylinder are provided with sliding grooves, the sliding grooves are arranged below the arc-shaped plate, the sliding grooves extend to the arc-shaped plate, and the sliding grooves penetrate through the peripheral wall of the drill cylinder and the arc-shaped plate; the scraping plate is a circular plate which is matched with the drilling barrel, sliding blocks are arranged on two sides of the scraping plate, and the sliding blocks are arranged in the sliding grooves in a sliding mode. The soil unloading device has the effect of improving soil unloading efficiency.
Description
Technical Field
The application relates to the field of drilling and soil sampling, in particular to a percussion drill bit, a soil pulling frame and a method for quickly sampling and unloading soil.
Background
The impact hole forming process is an indispensable construction process in the hole forming in the exploration drilling industry, the fine pile construction industry and the like, and the hole forming drilling adopts a gravity hammer to hammer a drill bit.
During operation, the diesel engine drives the gravity hammer connected with the transmission device, hammers the drill bit by the gravity hammer, drills for a period of time, lifts the drill bit, fills the soil in the drill cylinder part at the moment, and observes and checks the soil layer condition through the strip gap. Then, the soil is unloaded by adopting a manual knocking mode, and due to the sealing effect of the drill bit and the compaction effect of the soil, when the soil is unloaded, a worker needs to continuously knock the outside of the drill bit by using a heavy hammer and meanwhile adopts an iron rod to dredge, so that the soil is loosened and falls. This work is laborious and time consuming, and the bit failure rate is high.
With respect to the related art as described above, the inventors considered that there are drawbacks in that the operations of taking out and discharging the soil using the conventional drill bit are time consuming and laborious, and the manner of discharging the soil is liable to damage the drill bit.
Disclosure of Invention
In order to solve the technical problems that the operation of taking out soil and unloading soil by using a traditional drill bit is time-consuming and labor-consuming and the drill bit is easy to damage by the soil unloading mode, the application provides a percussion drill bit, a soil pulling frame and a rapid soil taking and unloading method.
In a first aspect, the present application provides a fast-percussive drill bit, which adopts the following technical scheme:
the quick impact type drilling machine drill bit comprises a drilling barrel, wherein the top end of the drilling barrel is connected with a connecting frame, and one end, far away from the drilling barrel, of the connecting frame is connected with a connecting screw rod; the drill cylinder is provided with a scraping plate in a sliding mode, and the scraping plate can slide along the length direction of the drill cylinder.
Through adopting above-mentioned technical scheme, sliding in the section of thick bamboo of boring sets up the scraper blade, through the downward sliding scraper blade, can release the soil sample in the section of thick bamboo of boring, replaced traditional through striking the drill bit outside and adopting the iron rod to dredge simultaneously, make the loose soil mode of unloading that falls of soil, improved the efficiency of unloading to avoid striking the drill bit, the protection drill bit is not destroyed.
Optionally, the link includes four arcs, four the arc is followed and is connected bore a section of thick bamboo top, and four the arc is followed bore a section of thick bamboo circumference interval evenly sets up, four the arc concave surface sets up relatively, connecting screw connects four the arc is kept away from bore one end of a section of thick bamboo.
Through adopting above-mentioned technical scheme, install the drill bit on the jump bit of rig through link and connecting screw rod, the mounting means is simple, the easy to assemble and disassemble.
Optionally, two opposite sides of the peripheral wall of the rotary drum are provided with sliding grooves, the sliding grooves are arranged below the arc-shaped plate and extend to the arc-shaped plate, and the sliding grooves penetrate through the peripheral wall of the drill drum and the arc-shaped plate; the scraping plate is a circular plate which is matched with the drilling barrel, sliding blocks are arranged on two sides of the scraping plate, and the sliding blocks are arranged in the sliding grooves in a sliding mode.
Through adopting above-mentioned technical scheme, through setting up the slider in the slider to make scraper blade sliding connection in the rotary drum, connected mode is simple, is convenient for make and installation.
Optionally, the scraper blade includes left side board and right side board, the left side board with the right side board is articulated, the slider sets up respectively left side board and right side board one side that keeps away from each other, be provided with magnet on the indent top end face, the slider can adsorb on the magnet.
Through adopting above-mentioned technical scheme, set up the scraper blade into left side board and right side board to left side board is articulated with right side board, makes the scraper blade can fold, and adsorbs the slider through setting up magnet, can fix the scraper blade after folding on the link, thereby does not influence the soil sampling.
Optionally, the slider is outstanding the spout, the stopper has been set firmly respectively to the slider both sides, the stopper both sides are provided with the runner in rotation respectively, runner global can be in the arc with bore on the section of thick bamboo surface.
By adopting the technical scheme, the limiting block is positioned at the outer sides of the rotary drum and the arc-shaped plate, and is used for limiting the sliding block, so that the sliding block is prevented from falling out of the sliding groove, and the scraping plate can be stably arranged in the drilling barrel; the runner can be more convenient for the scraper blade to slide in the bore section of thick bamboo.
In a second aspect, the present application provides a soil drawing frame, which adopts the following technical scheme:
the soil pulling frame comprises a soil receiving plate, pull rods are respectively arranged on two sides of the soil receiving plate, a pull hook is arranged at the top end of each pull rod, each pull hook is formed by bending each pull rod, an opening is reserved on each pull hook, and each pull hook is used for hooking and pulling the sliding block in the claim 3; an elastic piece is connected between the two pull rods and is positioned at the top ends of the pull rods.
Through adopting above-mentioned technical scheme, with the slider card go into the drag hook in, then lift the swivel, make drag hook and pull rod pulling scraper blade slide downwards, replace artifical manual slip scraper blade, use manpower sparingly to can improve the efficiency of unloading soil, in addition, the soil sample of unloading from boring a section of thick bamboo can fall into on the earth-engaging board, be convenient for collect.
Optionally, the both sides of pull rod are provided with the bracing piece respectively, the bracing piece is kept away from the one end of pull rod is connected on the soil receiving board.
Through adopting above-mentioned technical scheme, the bracing piece can play the supporting role to the pull rod, makes the pull rod more firm.
In a third aspect, the present application provides a method for quickly taking and unloading soil, which adopts the following technical scheme:
a method for quickly taking out and unloading soil comprises the following steps:
s1, installing a drill bit: the drill bit is arranged on an impact hammer of the drilling machine through a connecting screw rod;
s2, placing a soil pulling frame: before construction, fixing the soil pulling frame in front of a drilling machine, and fixing the soil receiving plate under the drilling machine;
s3, installing a drilling pile casing: the drilling pile casing comprises a cylinder, the inner diameter of the cylinder is the same as the outer diameter of the drilling cylinder, the outer wall of the cylinder is fixedly provided with a mounting edge, and the mounting edge is arranged close to the top end of the cylinder; placing the drilling pile casing into the drilling hole, enabling the cylinder to extend into the drilling hole, and enabling the mounting edge to be abutted against the ground;
s4, soil sampling: the drill bit falls into the drilling protection cylinder, so that the drill bit falls, the upper port of the cylinder props against the sliding block, the scraping plate slides up to the top of the drilling cylinder, and after reaching the top of the drilling cylinder, the sliding block is adsorbed by the magnet; the drill bit is enabled to continuously fall down, and soil sampling is completed;
s5, soil unloading: the drill bit is lifted to drill holes, then the drill bit with the soil sample is pushed into the soil pulling frame, the drill bit is lifted up, the drag hook is hung on the sliding block, the drill bit is lifted up continuously, the drag hook pulls the scraping plate to slide downwards, the soil sample is discharged from the drill barrel, and the soil sample can fall onto the soil receiving plate to be collected.
Through adopting above-mentioned technical scheme, slide in boring the section of thick bamboo and set up the scraper blade, when getting the soil, can fold the scraper blade through boring the protective cylinder, receive and close fixedly on the link, do not influence boring the section of thick bamboo and get the soil, when unloading the soil after accomplishing, through making the scraper blade slide downwards, release the soil sample from boring the section of thick bamboo, avoided constantly striking the drill bit outside with the weight and adopting the iron rod to dredge simultaneously, make the soil loose whereabouts, improved the efficiency of unloading the soil, and avoid striking and destroy the drill bit; in addition, through setting up and drawing the native frame, replace the manual work to draw the scraper blade to slide downwards, can be convenient for make the scraper blade slide downwards, use manpower sparingly to improve the efficiency of unloading soil.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the scraper is arranged in the drill cylinder in a sliding manner, so that a soil sample in the drill cylinder can be pushed out by downwards sliding the scraper, a traditional soil unloading mode of loosening and falling soil by knocking the outside of the drill bit and adopting an iron rod for dredging is replaced, the soil unloading efficiency is improved, the drill bit is prevented from being knocked, and the drill bit is prevented from being damaged;
2. the scraper is arranged to be a left side plate and a right side plate, and the left side plate is hinged with the right side plate, so that the scraper can be folded, and the folded scraper can be fixed on the connecting frame by arranging a magnet to adsorb the sliding block, so that soil sampling is not influenced;
3. the limiting block is positioned at the outer sides of the rotary drum and the arc-shaped plate and is used for limiting the sliding block, so that the sliding block is prevented from falling out of the sliding groove, and the scraping plate can be stably arranged in the drilling drum; the runner can be more convenient for the scraper blade to slide in the bore section of thick bamboo.
Drawings
Fig. 1 is a schematic perspective view of a drill bit according to an embodiment of the present application.
Fig. 2 is a schematic perspective view of a flight according to an embodiment of the present application.
Fig. 3 is a schematic perspective view of a protruded magnet of a drill bit according to an embodiment of the present application.
Fig. 4 is an enlarged view of a in fig. 3.
Fig. 5 is a schematic view of a three-dimensional structure of a soil-shifting frame according to an embodiment of the present application.
Fig. 6 is a schematic perspective view of a drill bit according to an embodiment of the present application.
Fig. 7 is a schematic view of the three-dimensional structure of the drill bit and the soil-pulling frame during soil unloading according to the embodiment of the application.
Reference numerals illustrate: 1. drilling a cylinder; 11. a chute; 12. an inclined plane; 13. a graduated scale; 2. a connecting frame; 21. an arc-shaped plate; 211. a magnet; 22. a connecting screw; 3. a scraper; 31. a left side plate; 32. a right side plate; 33. a slide block; 34. a limiting block; 35. a rotating wheel; 36. a baffle; 37. a notch; 38. a magnetic sheet; 4. a soil pulling frame; 41. a soil-receiving plate; 42. a pull rod; 421. a drag hook; 4211. an opening; 43. a support rod; 44. a reinforcing rod; 45. a spring; 5. drilling a pile casing; 51. a cylinder; 52. and (5) mounting the edge.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-7.
The embodiment of the application discloses a fast impact type drilling machine drill bit. Referring to fig. 1 and 2, a quick impact type drill bit includes a drill barrel 1, a connection frame 2 for mounting the drill barrel 1, and a scraper 3 for discharging soil.
The drill cylinder 1 is a cylindrical 51-shaped drill cylinder 1, the connecting frame 2 is arranged at the top end of the drill cylinder 1, the connecting frame 2 comprises four arc plates 21, the four arc plates 21 are uniformly arranged along the circumferential interval of the drill cylinder 1, concave surfaces of the four arc plates 21 are oppositely arranged, one ends of the four arc plates 21 are fixedly connected with the upper end face of the drill cylinder 1 respectively, the other ends of the four arc plates are connected with connecting screws 22, and the drill cylinder 1 is in threaded connection with an impact hammer through the connecting screws 22. The lower port of the drill cylinder 1 is provided with the inclined plane 12, the inclined plane 12 is inclined downwards from the outer wall of the drill cylinder 1 to the inner wall, and the lower port of the drill cylinder 1 is set to be the inclined plane 12, so that the lower port of the drill cylinder 1 can cut soil, and the drill cylinder 1 is convenient for taking soil.
The scraping plate 3 is slidably mounted in the drill barrel 1, the scraping plate 3 comprises a left side plate 31 and a right side plate 32, the left side plate 31 and the right side plate 32 are semicircular plates, the left side plate 31 and the right side plate 32 are oppositely arranged, the circular scraping plate 3 is formed by splicing, the left side plate 31 and the right side plate 32 are hinged through a rotating shaft, and the rotating shaft is arranged on the top surface of the scraping plate 3; the bottom surface of the left side plate 31 is provided with a notch 37, the top surface of the right side plate 32 is also provided with a notch 37, the two notches 37 are mutually attached, the notch 37 is internally provided with a magnetic sheet 38, and the magnetic sheet 38 can enable the left side plate 31 and the right side plate 32 to be adsorbed together, so that the scraper 3 is firmer in the soil unloading process. The sliding block 33 is fixedly arranged on the peripheral surface of one side, far away from each other, of the left side plate 31 and the right side plate 32, the sliding block 33 is a cuboid block, sliding grooves 11 for sliding the sliding block 33 are formed in two opposite sides of the peripheral wall of the drill barrel 1, the sliding grooves 11 are formed below the two arc plates 21, the sliding grooves 11 extend to the arc plates 21, the sliding grooves 11 penetrate through the peripheral wall of the drill barrel 1 and the arc plates 21, the sliding block 33 is arranged in the sliding grooves 11, and the sliding block 33 protrudes out of the sliding grooves 11, so that the scraping plate 3 can slide in the drill barrel 1. The part of the sliding block 33 protruding out of the sliding groove 11 is provided with the limiting block 34, the limiting block 34 is also a cuboid block, the limiting blocks 34 are arranged on two sides of the sliding block 33, the limiting block 34 and the sliding block 33 are integrally formed, the limiting block 34 can limit the sliding block 33, the sliding block 33 is prevented from being separated from the sliding groove 11, and the scraping plate 3 is stably arranged in the drill barrel 1. One sides of the two limiting blocks 34, which are far away from each other, are respectively provided with a rotating wheel 35 in a rotating way, and the rotating wheels 35 can roll on the outer surfaces of the arc-shaped plate 21 and the drill barrel 1, so that the scraping plate 3 can slide in the drill barrel 1 more conveniently.
Referring to fig. 2 and 3, a baffle 36 is further fixed on the top surface of one end of the sliding block 33 far away from the scraping plate 3, the baffle 36 is a rectangular plate, the baffle 36 is vertically arranged, and when soil is unloaded, an auxiliary tool is hooked on the sliding block 33, so that the scraping plate 3 slides downwards, and the baffle 36 can enable the auxiliary tool to be hooked on the sliding block 33 more firmly.
Referring to fig. 3 and 4, a magnet 211 is further fixed to the top end of the chute 11, and when the scraper 3 is folded and fixed to the connection frame 2, the slider 33 is attracted to the magnet 211, thereby fixing the hanging plate.
Referring to fig. 1, a scale 13 is further provided on the outer wall of the drill pipe 1 at one side of the chute 11, the scale 13 is provided in the vertical direction, and the soil sample in the drill pipe 1 can be observed through the chute 11 and the scale 13.
The embodiment of the application also discloses a soil pulling frame. Referring to fig. 5, a soil drawing frame includes a soil receiving plate 41, a draw bar 42, and a draw hook 421.
The soil-receiving plate 41 is a rectangular plate, two pull rods 42 are oppositely arranged on the top surface, the two pull rods 42 are fixedly arranged at the middle position of the edge of the soil-receiving plate 41, a spring 45 is fixedly connected between the two pull rods 42, and the spring 45 is arranged close to one end of the pull rod 42 far away from the soil-receiving plate 41. A drag hook 421 is bent and formed at one end of the pull rod 42 away from the soil-receiving plate 41, the drag hook 421 is circular, and an opening 4211 is reserved; after the soil is taken, the drill bit is pushed into the soil pulling frame 4, the slide block 33 is clamped into the draw hook 421 through the opening 4211 by lifting the drill bit, the baffle 36 can enable the draw hook 421 to be firmly hooked on the slide block 33, the drill bit is continuously lifted up, the draw hook 421 can pull the scraper 3 to slide downwards, the soil sample is pushed out of the drill cylinder 1, the soil sample falls onto the soil receiving plate 41, and the soil unloading operation is completed.
Further, support rods 43 are further arranged on two sides of the pull rod 42, one end of each support rod 43 is fixedly connected with the pull rod 42, the other end of each support rod 43 is fixedly connected to the corner of the top surface of the soil-receiving plate 41, and the support rods 43 can support the pull rod 42, so that the support rods 43 are more stable; still fixedly connected with stiffener 44 between bracing piece 43 and pull rod 42, stiffener 44 one end and pull rod 42 root fixed connection, the other end fixed connection is on bracing piece 43, and stiffener 44 can play the supporting role to bracing piece 43, further strengthens the stability of pull rod 42.
The embodiment of the application also discloses a method for quickly taking out and unloading the soil. A method for quickly taking out and unloading soil comprises the following steps:
s1, installing a drill bit: referring to fig. 6, a drill bit is mounted on the impact hammer of the drilling machine, and the connecting screw 22 is screwed to the impact hammer, thereby mounting the drill bit.
S2, placing a soil pulling frame: before construction, the soil drawing frame 4 is fixed in front of the drilling machine, and the soil receiving plate 41 is pressed and fixed below the drilling machine.
S3, installing a drilling pile casing: referring to fig. 6, a drill hole casing 5 is installed at the top end of a drill hole, the drill hole casing 5 includes a cylinder 51 having an outer diameter equal to the diameter of the drill hole, a mounting rim 52 is fixedly fitted on the outer circumferential wall of the cylinder 51, and the mounting rim 52 is provided near the top end of the cylinder 51, the mounting rim 52 is in the shape of a circular ring, and the cylinder 51 is inserted into the drill hole so that the mounting rim 52 abuts against the ground, thereby installing the drill hole casing 5. The borehole casing 5 is capable of preventing the borehole ports of the borehole from slumping.
S4, soil sampling: referring to fig. 6, the drill bit is put into the drill hole casing 5, then the drill bit is dropped, the sliding block 33 is abutted against the upper port of the barrel, the scraper 3 is slid upward to the top of the drill hole 1, after the scraper 3 is slid to the position of the arc 21, the scraper 3 is folded, and the sliding block 33 is attracted by the magnet 211, so that the scraper 3 is fixed on the top of the connecting frame 2; and then the drill bit continuously falls down to finish soil taking.
S5, soil unloading: referring to fig. 7, the drill bit is lifted to drill holes, then the drill bit filled with the soil sample is pushed into the soil pulling frame 4, the drill bit is lifted up, the sliding block 33 is clamped into the pulling hook 421, the drill bit is lifted up continuously, the pulling hook 421 pulls the scraping plate 3 to slide downwards, so that the soil sample is pushed out from the drill cylinder 1 and falls onto the soil receiving plate 41, and then the soil sample is collected, so that soil unloading is completed.
The implementation principle of the drill bit of the impact drilling machine, the soil pulling frame and the method for quickly taking out and unloading soil is as follows: the scraper 3 is arranged in the drill cylinder 1 in a sliding manner, when the soil is taken out, the scraper 3 can be folded through the drill hole protective cylinder 5 and is folded and fixed on the connecting frame 2, the soil taking of the drill cylinder 1 is not affected, when the soil is unloaded after the soil taking is completed, the scraper 3 slides downwards to push out a soil sample from the drill cylinder 1, the phenomenon that a hammer is used for continuously knocking the outside of the drill bit and simultaneously dredging by an iron rod is avoided, the soil is loosened and falls, the soil unloading efficiency is improved, and the drill bit is prevented from being damaged by knocking; in addition, through setting up and drawing native frame 4, replace the manual work to draw scraper blade 3 to slide downwards, can be convenient for make scraper blade 3 slide downwards, use manpower sparingly to improve the efficiency of unloading soil.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (5)
1. A fast percussive drill bit, characterized in that: the drilling machine comprises a drilling barrel (1), wherein the top end of the drilling barrel (1) is connected with a connecting frame (2), and one end, far away from the drilling barrel (1), of the connecting frame (2) is connected with a connecting screw rod (22); a scraping plate (3) is arranged in the drill cylinder (1) in a sliding manner, and the scraping plate (3) can slide along the length direction of the drill cylinder (1);
the connecting frame (2) comprises four arc plates (21), the four arc plates (21) are connected to the top end of the drill cylinder (1) along the circumferential direction of the drill cylinder (1), the four arc plates (21) are uniformly arranged at intervals, the concave surfaces of the four arc plates (21) are oppositely arranged, and the connecting screw rods (22) are connected to one ends of the four arc plates (21) far away from the drill cylinder (1);
the two opposite sides of the peripheral wall of the drill cylinder (1) are provided with sliding grooves (11), the sliding grooves (11) are arranged below the arc-shaped plate (21), the sliding grooves (11) extend to the arc-shaped plate (21), and the sliding grooves (11) penetrate through the peripheral wall of the drill cylinder (1) and the arc-shaped plate (21); the scraping plate (3) is a circular plate which is matched with the drill cylinder (1), sliding blocks (33) are arranged on two sides of the scraping plate (3), and the sliding blocks (33) are arranged in the sliding grooves (11) in a sliding mode;
the scraper blade (3) includes left side board (31) and right side board (32), left side board (31) with right side board (32) are articulated, slider (33) set up respectively left side board (31) and right side board (32) one side that keeps away from each other, be provided with magnet (211) on spout (11) top end face, slider (33) can adsorb on magnet (211).
2. The fast-percussive drill bit of claim 1, wherein: the sliding block (33) protrudes out of the sliding groove (11), limiting blocks (34) are respectively fixedly arranged on two sides of the sliding block (33), rotating wheels (35) are respectively arranged on two sides of the limiting blocks (34) in a rotating mode, and the peripheral surface of each rotating wheel (35) can roll on the outer surface of the arc-shaped plate (21) and the outer surface of the drill cylinder (1).
3. The utility model provides a draw native frame which characterized in that: the novel soil-receiving device comprises a soil-receiving plate (41), wherein pull rods (42) are respectively arranged on two sides of the soil-receiving plate (41), pull hooks (421) are arranged at the top ends of the pull rods (42), the pull hooks (421) are formed by bending the pull rods (42), openings (4211) are reserved in the pull hooks (421), and the pull hooks (421) are used for hooking and pulling sliding blocks (33) in the claim 2; an elastic piece is connected between the two pull rods (42), and the elastic piece is positioned at the top end of the pull rod (42).
4. A soil-pulling frame according to claim 3, wherein: the two sides of the pull rod (42) are respectively provided with a support rod (43), and one end, away from the pull rod (42), of the support rods (43) is connected to the soil receiving plate (41).
5. The method for quickly taking and discharging soil for a drill bit of a quick impact drilling machine according to claim 1, wherein the method comprises the following steps: the method comprises the following steps:
s1, installing a drill bit: a drill bit is arranged on an impact hammer of a drilling machine through a connecting screw rod (22);
s2, placing a soil pulling frame: before construction, fixing the soil pulling frame (4) in front of a drilling machine, and fixing the soil receiving plate (41) under the drilling machine;
s3, installing a drilling pile casing: the drilling pile casing (5) comprises a cylinder (51), the inner diameter of the cylinder (51) is the same as the outer diameter of the drilling pile casing (1), an installation edge (52) is fixedly arranged on the outer wall of the cylinder (51), and the installation edge (52) is arranged close to the top end of the cylinder (51); placing the bore hole casing (5) into a bore hole so that the cylinder (51) extends into the bore hole, and the mounting edge (52) is abutted against the ground;
s4, soil sampling: the drill bit falls into the drilling protection cylinder (5), the drill bit falls, the upper port of the cylinder (51) props against the sliding block (33), the scraping plate (3) slides up to the top of the drilling cylinder (1), and after the scraping plate (3) reaches the top of the drilling cylinder (1), the sliding block (33) is adsorbed by the magnet (211); the drill bit is enabled to continuously fall down, and soil sampling is completed;
s5, soil unloading: the drill bit is lifted to drill holes, then the drill bit with the soil sample is pushed into the soil pulling frame (4), the drill bit is lifted up, the drag hook (421) is hung on the sliding block (33), the drill bit is lifted up continuously, the drag hook (421) pulls the scraping plate (3) to slide downwards, the soil sample is discharged from the drill cylinder (1), and the soil sample can fall into the soil receiving plate (41) to be collected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110809741.4A CN113513253B (en) | 2021-07-17 | 2021-07-17 | Impact drilling machine drill bit, soil pulling frame and method for rapidly taking and unloading soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN212716452U (en) * | 2020-07-27 | 2021-03-16 | 福建永强岩土股份有限公司 | Quick soil unloading rotary drilling bit |
| CN212780032U (en) * | 2020-07-15 | 2021-03-23 | 昆山市新昊源节能服务有限公司 | Soil sampling and detecting equipment |
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| SU1613596A1 (en) * | 1988-12-30 | 1990-12-15 | В.Л.Гой | Scraper-type sampler |
| CN202360033U (en) * | 2011-11-29 | 2012-08-01 | 北京市三一重机有限公司 | Rotary digging drill tool capable of automatically discharging slag |
| CN102644439A (en) * | 2012-04-27 | 2012-08-22 | 山河智能装备股份有限公司 | Rotating drilling rig enabling soil-discharging push plate to be automatically reset and construction method thereof |
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| CN110067515A (en) * | 2019-04-12 | 2019-07-30 | 北京地矿工程建设有限责任公司 | It is a kind of quickly to unload soil and sampling into drill |
| CN211081839U (en) * | 2019-12-02 | 2020-07-24 | 六盘水师范学院 | Engineering geology reconnaissance sampling device |
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| CN212716452U (en) * | 2020-07-27 | 2021-03-16 | 福建永强岩土股份有限公司 | Quick soil unloading rotary drilling bit |
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| CN113513253A (en) | 2021-10-19 |
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