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CN113389493B - Multifunctional drill bit device of drilling and core-drilling machine and construction method - Google Patents

Multifunctional drill bit device of drilling and core-drilling machine and construction method Download PDF

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Publication number
CN113389493B
CN113389493B CN202110782543.3A CN202110782543A CN113389493B CN 113389493 B CN113389493 B CN 113389493B CN 202110782543 A CN202110782543 A CN 202110782543A CN 113389493 B CN113389493 B CN 113389493B
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drill bit
drilling
core
rod
shaped operating
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CN113389493A (en
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谢宇
张康达
曾凡虎
王晓晨
李娜
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China First Metallurgical Group Co Ltd
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China First Metallurgical Group Co Ltd
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    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B25/00Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • E21B47/04Measuring depth or liquid level

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Geophysics (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Abstract

The invention provides a drill bit device of a multifunctional drilling and core-drilling machine and a construction method. The multifunctional drill bit device of the drilling and core-taking machine comprises a drill bit, a level adjusting mechanism, a soil core sucking mechanism and a scale metering mechanism. Wherein, the drill bit roof is provided with level adjustment mechanism, and drill bit inside is provided with soil core suction means, and soil core suction means includes T type action bars and sets up the sucking disc in its lower extreme, and the vertical logical groove of symmetry is seted up to the drill bit lateral wall, and logical groove is worn out at T type action bars crossbeam both ends to be fixed in the drill bit lateral wall through locking mechanism on, the drill bit lateral wall is provided with scale metering mechanism. This drill bit device has concentrated drilling and has got core, levelness control and drilling depth measurement's function in an organic whole, not only can realize drilling and the disposable operation of getting the core, simple structure, the operation of being convenient for moreover, the constructor of still being convenient for controls the degree of depth and the straightness that hangs down of drilling, ensures the construction precision.

Description

Multifunctional drill bit device of drilling and core-drilling machine and construction method
Technical Field
The invention belongs to the technical field of road engineering construction, and particularly relates to a drill bit device of a multifunctional drilling and coring machine, and a construction method for drilling and coring construction by using the device.
Background
In municipal construction, when the quality of a road surface needs to be detected or the road needs to be modified, the construction operation of drilling and coring the concrete road surface is involved. However, conventional drilling machines typically only complete the drilling operation, and the drilled concrete core remains in the drilled hole, which may be followed by a coring operation in conjunction with other mechanical equipment to remove the concrete core. The construction mode has the advantages of complex steps, prolonged construction time and increased difficulty of road construction operation.
In addition, the existing drilling equipment has the following two defects: on one hand, the depth of the formed hole cannot be known in real time in the drilling process, and the drilling depth can only be judged by the experience of constructors, so that the reliable construction precision is difficult to ensure; on the other hand, the drill bit of the drilling machine is easy to deviate under vibration in the drilling process, the verticality of the drilled hole cannot be ensured, and the drill bit is clamped when the deviation is serious, so that the smooth construction operation is influenced.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a multifunctional drilling and coring drill bit device and a construction method, which can realize one-time operation of drilling and coring, are simple in structure and convenient to operate, and can ensure reliable construction precision.
In order to solve the technical problem, the invention adopts the following technical scheme:
in a first aspect, the invention provides a drill bit device of a multifunctional drilling and core-drilling machine, which comprises a drill bit, a level adjusting mechanism, a soil core sucking mechanism and a scale metering mechanism, wherein the drill bit is arranged on the drill bit; a leveling mechanism is arranged on the top wall of the drill bit; a soil core suction mechanism is arranged inside the drill bit; the soil core suction mechanism comprises a T-shaped operating rod and a sucker arranged at the lower end of the T-shaped operating rod; the lateral wall of the drill bit is provided with symmetrical vertical through grooves, and two ends of the T-shaped operating rod beam penetrate through the through grooves and are fixed on the lateral wall of the drill bit through a locking mechanism; the side wall of the drill bit is also provided with a scale metering mechanism.
On the basis of the technical scheme, the leveling mechanism is a universal leveling bubble.
On the basis of the technical scheme, the T-shaped operating rod beam of the soil core suction mechanism is a telescopic rod.
On the basis of the technical scheme, the T-shaped operating rod beam comprises an outer rod and an inner rod; the outer rod is provided with a limiting hole, and the inner rod is provided with a limiting marble; the two inner rods are nested into the outer rods.
On the basis of the technical scheme, the end, far away from the outer rod, of the inner rod is provided with threads, and the locking mechanism is a nut.
On the basis of the technical scheme, the scale metering mechanism is a measuring scale, and the initial scale of the measuring scale is positioned on the upper edge of the drill bit drilling piece.
On the basis of the technical scheme, the numerical value of the initial scale of the measuring scale is the height of the drill bit, and the numerical value range is 5-10 cm.
On the basis of the technical scheme, the inner diameter of the side wall of the drill bit is 5-30 cm, and the maximum drilling depth is 50cm.
In a second aspect, the invention provides a construction method of the multifunctional core drilling and coring drill bit device based on the first aspect, and the construction method comprises the following steps:
s1, moving a T-shaped operating rod upwards to the highest point, and then locking and fixing;
s2, adjusting the drill bit device to be vertical by using a leveling mechanism;
s3, drilling, and stopping drilling when the drilling depth reaches the specified scale of the scale metering mechanism;
s4, the fixation of a soil core suction mechanism is cancelled, and the T-shaped operating rod is moved downwards until the suction disc sucks the concrete core;
s5, moving the T-shaped operating rod upwards to drive the concrete core to move upwards to the highest position, and locking and fixing the T-shaped operating rod;
and S6, lifting the drill bit device upwards, and taking out the concrete core and the drill bit device together.
On the basis of the above technical solution, in step S3, perpendicularity of the drill device is adjusted by the leveling mechanism at all times.
Compared with the prior art, the invention has the following beneficial effects:
(1) The drill bit device of the multifunctional drilling and core-taking machine integrates the functions of drilling and core taking, levelness monitoring and drilling depth measurement, can save construction time, shorten construction period, conveniently and accurately control the drilling depth and verticality, and ensures construction precision.
(2) The soil core suction mechanism of the invention adopts the T-shaped operating rod with a telescopic structure, which can adapt to the operating requirements of the drill bit device in different stages of drilling and coring.
(3) The scale metering mechanism is arranged at the rear end of the drill bit, so that the end part of the measuring mechanism can be effectively prevented from directly contacting and rubbing with concrete on the premise of not influencing the measuring accuracy, and the service life of the measuring mechanism is prolonged.
(4) The construction method of the drill bit device based on the multifunctional core drilling machine can control the verticality of the drilled hole through the leveling mechanism; the hole forming depth can be known more visually by constructors through the scale metering mechanism; the concrete core is sucked by the soil core sucking mechanism, so that the soil core and the drill bit device are taken out together. The construction method can achieve better control over the verticality and depth of the drilled hole, prevent the adverse effect of drill bit deviation on construction, and ensure the construction quality.
Drawings
FIG. 1 is a schematic view of the overall structure of the multifunctional core drilling machine drill bit device provided by the invention;
FIG. 2 is a schematic view of the leveling mechanism of the present invention;
FIG. 3 is a schematic view of the construction of the soil core suction mechanism of the present invention;
fig. 4 is a schematic structural diagram of the scale metering mechanism of the present invention.
The soil core leveling device comprises a leveling mechanism 1, a universal leveling bubble 11, a soil core sucking mechanism 2, a sucker 21, an outer rod 22, an inner rod 23, a limiting marble 24, a limiting hole 25, a nut 26, a scale metering mechanism 3, a measuring ruler 31 and a drill bit 4.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive efforts based on the embodiments of the present invention, shall fall within the scope of protection of the present invention.
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
Example 1
Referring to fig. 1, the invention provides a drill bit device of a multifunctional drilling and core-taking machine, which comprises a drill bit, a level adjusting mechanism 1, a soil core sucking mechanism 2 and a scale metering mechanism 3, wherein the level adjusting mechanism 1 is arranged on the top wall of the drill bit, the soil core sucking mechanism 2 is arranged in the drill bit, the soil core sucking mechanism 2 comprises a T-shaped operating rod and a sucking disc 21 arranged at the lower end of the T-shaped operating rod, symmetrical vertical through grooves are formed in the side wall of the drill bit, two ends of a cross beam of the T-shaped operating rod penetrate through the through grooves and are fixed on the side wall of the drill bit through a locking mechanism, and the scale metering mechanism 3 is further arranged on the side wall of the drill bit.
When the drill bit device is used, firstly, drilling operation is completed to obtain a concrete core separated from a road surface; secondly, the T-shaped operating rod is controlled to slide downwards along the vertical through groove on the side wall of the drill bit, so that a sucker of the soil core sucking mechanism is driven to move downwards and suck the soil core; and finally, lifting the drill bit device, namely taking out the soil core and the drill bit device together. Compared with the conventional drilling device, the drilling device has the advantages of coring function, simple and convenient coring operation, construction time saving and construction efficiency improvement. Furthermore, the top wall of the drill bit is provided with a leveling mechanism for adjusting the verticality in the drilling process and avoiding the deviation of the drill bit; the side wall of the drill bit is provided with a scale metering mechanism, so that a constructor can conveniently and accurately master the drilling depth, and the drilling precision is ensured.
Referring to fig. 2, fig. 2 is a schematic view showing the structure of the leveling mechanism of the present invention, and the leveling mechanism 1 is a leveling bubble device including a universal leveling bubble 11 provided inside the top wall of the bit and a circular range mark adapted to the size of the bubble. The leveling mechanism is used for detecting whether the drilling surface is horizontal or not and detecting the inclination direction. Preferably, the leveling bubble device is calibrated prior to installation of the fixed drill bit.
Fig. 3 is a schematic structural view of the soil core sucking mechanism of the present invention, wherein a cross beam of a T-shaped operating rod of the soil core sucking mechanism 2 is a telescopic rod. Furthermore, the T-shaped operating rod beam comprises an outer rod 22 and two inner rods 23, one end of each inner rod 23 penetrates through the vertical through groove in the side wall of the drill bit, and the other end of each inner rod 23 is embedded into one end of the outer rod 22. The outer rod 22 is provided with a plurality of limiting holes 25 at intervals along the horizontal direction, and the inner rod 23 is provided with limiting marbles 24.
Such setting can realize the regulation to T type action bars crossbeam length: when the T-shaped operating rod is required to be controlled to drive the sucker to press down or lift up, the length of the inner rod extending out of the side wall of the drill bit is prolonged by adjusting the position of the fixed connection between the inner rod and the outer rod, so that the T-shaped operating rod is more convenient to carry out handheld operation and saves more labor; and in the process of drilling and the operation of lifting the drill bit, the length of the inner rod extending out of the side wall of the drill bit is shortened by adjusting the position of the fixed connection between the inner rod and the outer rod, so that the locking and fixing of the soil core suction mechanism are facilitated, the mutual interference between the soil core suction mechanism and the drill bit in the moving process of the drill bit can be reduced, and the smooth completion of construction is ensured. Preferably, the left end and the right end of the outer rod are respectively provided with 2 limiting holes, and when the limiting marbles on the inner rod are clamped in a pair of limiting holes close to the center on the outer rod, the inner rod is in a shortened state; when the limiting marbles on the inner rod are clamped in a pair of limiting holes far away from the center on the outer rod, the inner rod is in an extending state. More preferably, the part that spacing marble card was located spacing hole is the hemisphere, when the length of needs internal rod was adjusted, can make spacing marble receive the extrusion effort and to the inside shrink of interior pole through the mode of pole in rotatory pole or the pole in the impetus, and then break away from spacing hole.
Furthermore, one end of the inner rod 23 far away from the outer rod is provided with a thread, and the locking mechanism is a nut 26. When the inner rod 23 is retracted, the inner rod can be fixed to the side wall of the drill bit by screwing nuts at both ends inwards to prevent the soil core suction mechanism 2 from sliding along the vertical through groove.
Referring to fig. 4 and fig. 4, which are structural schematic diagrams of the scale metering mechanism of the present invention, the scale metering mechanism 3 may be a scale directly engraved on the side wall of the drill bit. Considering that the scale on the side wall of the drill is easy to wear and affect the reading of data in the case of long-term operation, it is preferable that the scale metering mechanism is a measuring tape 31 embedded in the side wall of the drill, and when the scale is worn, the old measuring tape 31 can be taken out and replaced with a new measuring tape. More preferably, the measuring tape 31 can be set to two, and the symmetric distribution is in the both sides of drill bit lateral wall, and the constructor of being convenient for observes drilling depth from different angles.
Further, the start scale of the measuring tape 31 is located at the upper edge of the drill bit 4. Preferably, the measuring tape 31 has a starting scale with a height of the drill bit and a value ranging from 5 to 10cm. Above-mentioned setting is guaranteeing under the prerequisite of reading accuracy, makes the initial scale of measuring tape 31 keep away from the drill bit bottom, has avoided the drill bit to wear and tear the most serious condition when just contacting by the brill object, has prolonged measuring tape 31's life.
Furthermore, the inner diameter of the side wall of the drill bit is 5-30 cm, the maximum depth of the drilled hole is 50cm, and the diameter of the suction cup can be adjusted according to different diameters of the drill bit so as to facilitate pushing and operation. Preferably, the diameter of the suction cup is set to be 2cm smaller than the inner diameter of the side wall of the drill. The site operation result shows that when the drill bit device of the multifunctional core drilling and coring machine is set to the parameters, the requirement for stable drilling can be better met, the drill sticking cannot be caused, and the concrete core can be smoothly taken out.
Example 2
The invention provides a construction method of a drill bit device of a multifunctional core drilling machine, which comprises the following steps:
s1, moving a T-shaped operating rod upwards to the highest point, and then locking and fixing;
s2, adjusting the drill bit device to be vertical by using the leveling mechanism 1;
s3, drilling is carried out, and when the drilling depth reaches the specified scales of the scale metering mechanism 3, drilling is stopped;
s4, the fixation of the soil core suction mechanism 2 is cancelled, and the T-shaped operating rod is moved downwards until the soil core is sucked by the suction disc 21;
s5, moving the T-shaped operating rod upwards to drive the soil core to move upwards to the highest position, and locking and fixing the T-shaped operating rod;
and S6, lifting the drill bit device upwards, and taking out the soil core and the drill bit device together.
Preferably, in the step S1, before the T-shaped operating rod is lifted, the locking mechanism is firstly adjusted to be loose, and the limiting balls on the inner adjusting rod are clamped on the limiting holes on the outer rod far from the middle part, so that two ends of the cross beam of the T-shaped operating rod extend out of the vertical through grooves on the side wall of the drill bit, and a constructor can conveniently carry out handheld operation; when the sucking disc promotes to the highest point, rotate or on inwards promoting the interior pole hard, make spacing marble break away from spacing hole to the card is located the spacing hole that is close to the middle part on the outer pole, shortens the transverse connection pole, recycles locking mechanism and locks, prevents that the horizontal pole from causing the interference to subsequent drilling operation.
Preferably, in step S3, as the drilling operation progresses, the operator determines whether the drilling operation reaches a specified depth by combining readings on the measuring sticks on both sides of the side wall of the drill bit, and stops the drilling operation when the specified depth is reached.
Preferably, in step S4, the locking mechanism is firstly adjusted to be loose, so that the soil core suction mechanism is in a movable state, the limiting ball on the adjusting inner rod is clamped on the limiting hole far away from the middle part on the outer rod, and the two ends of the transverse connecting rod extend out of the vertical sliding groove of the side wall of the drill bit, so that the constructor can conveniently carry out handheld operation. And pushing the two ends of the transverse connecting rod downwards to enable the soil core suction mechanism to move downwards along the vertical sliding grooves on the two sides of the side wall until the suction disc is contacted with the soil core, and continuously pressing the transverse connecting rod downwards until the suction disc sucks the soil core.
Preferably, in step S5, the T-shaped operating rod is lifted upwards to drive the soil core to move upwards to the highest position, the inner rod is rotated or pushed inwards with force, so that the limiting marbles are separated from the limiting holes, clamped on the limiting holes close to the middle part of the outer rod, the transverse connecting rod is shortened, and then the locking mechanism is used for locking.
In order to further ensure the construction quality, the verticality of the drill bit device is adjusted at any time according to the display result of the leveling mechanism in the processes of drilling operation, soil core lifting operation and drill bit lifting operation.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made without departing from the spirit and scope of the invention.

Claims (5)

1. A construction method based on a multifunctional core drilling machine drill bit device is characterized in that,
the drill bit device of the multifunctional drilling and core-drilling machine comprises a drill bit, a level adjusting mechanism (1), a soil core sucking mechanism (2) and a scale metering mechanism (3);
a leveling mechanism (1) is arranged on the top wall of the drill bit; a soil core suction mechanism (2) is arranged inside the drill bit; the soil core suction mechanism (2) comprises a T-shaped operating rod and a suction disc (21) arranged at the lower end of the T-shaped operating rod; the lateral wall of the drill bit is provided with symmetrical vertical through grooves, and two ends of the T-shaped operating rod beam penetrate through the through grooves and are fixed on the lateral wall of the drill bit through a locking mechanism; the side wall of the drill bit is also provided with a scale metering mechanism (3);
the T-shaped operating rod beam of the soil core suction mechanism (2) is a telescopic rod;
the T-shaped operating rod cross beam comprises an outer rod (22) and an inner rod (23); the outer rod (22) is provided with a limiting hole (25), and the inner rod (23) is provided with a limiting marble (24); the two inner rods (23) are nested into the outer rod (22);
one end of the inner rod (23) far away from the outer rod (22) is provided with a thread, and the locking mechanism is a nut (26);
the inner diameter of the side wall of the drill bit is 5-30 cm, and the maximum drilling depth is 50cm;
the construction method comprises the following steps:
s1, moving a T-shaped operating rod upwards to the highest point, and then locking and fixing;
s2, adjusting the drill bit device to be vertical by using the leveling mechanism (1);
s3, drilling is carried out, and when the drilling depth reaches the specified scale of the scale metering mechanism (3), drilling is stopped;
s4, the fixing of the soil core suction mechanism (2) is cancelled, and the T-shaped operating rod is moved downwards until the suction disc (21) sucks the concrete core;
s5, moving the T-shaped operating rod upwards to drive the concrete core to move upwards to the highest position, and locking and fixing the T-shaped operating rod;
and S6, lifting the drill bit device upwards, and taking out the concrete core and the drill bit device together.
2. Construction method according to claim 1, characterised in that the levelling means (1) is a universal levelling bubble (11).
3. Construction method according to claim 1, characterized in that the graduated measuring mechanism (3) is a measuring scale (31), and the starting graduation of the measuring scale (31) is located at the upper edge of the drill bit (4).
4. Construction method according to claim 3, wherein the value of the starting scale of the measuring tape (31) is the height of the drill bit and is in the range of 5-10 cm.
5. Construction method according to claim 1, characterised in that in step S3 the perpendicularity of the drill bit means is adjusted in time according to the leveling means (1).
CN202110782543.3A 2021-07-12 2021-07-12 Multifunctional drill bit device of drilling and core-drilling machine and construction method Active CN113389493B (en)

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CN202110782543.3A CN113389493B (en) 2021-07-12 2021-07-12 Multifunctional drill bit device of drilling and core-drilling machine and construction method

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Application Number Priority Date Filing Date Title
CN202110782543.3A CN113389493B (en) 2021-07-12 2021-07-12 Multifunctional drill bit device of drilling and core-drilling machine and construction method

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CN113389493B true CN113389493B (en) 2023-04-14

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Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB998403A (en) * 1962-12-06 1965-07-14 Hill Henry Rowland Improvements relating to core borehole drilling
CH580713A5 (en) * 1974-10-28 1976-10-15 Beyeler Walter Manually operated borehole making cylindrical tool - has toothed cylinder with operating handle and piston for core ejection
FR2827203B1 (en) * 2001-07-12 2003-10-03 Toolmatic Bvba SUCTION HEAD, CROWN AND EXTENSION FOR DRY DRILLING
CN105239947A (en) * 2015-10-30 2016-01-13 湖南科技大学 Seafloor sediment coring device applicable to seafloor drilling machine
CN105571889A (en) * 2015-12-11 2016-05-11 中国科学院东北地理与农业生态研究所 Piston type fixed-depth soil core sampling device and use method thereof
CN206593661U (en) * 2017-03-29 2017-10-27 四川建筑职业技术学院 A new verticality detection device
CN207423567U (en) * 2017-10-09 2018-05-29 黄卫民 A kind of Quality of Water Conservancy Projects detects special coring device
CN209589538U (en) * 2019-01-28 2019-11-05 广东交科检测有限公司 A kind of unbearable depth controllable type core drilling machine

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