CN116517468B - Drilling and sampling device for side wall of rock mass for tunnel construction survey - Google Patents
Drilling and sampling device for side wall of rock mass for tunnel construction survey Download PDFInfo
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- CN116517468B CN116517468B CN202310746689.1A CN202310746689A CN116517468B CN 116517468 B CN116517468 B CN 116517468B CN 202310746689 A CN202310746689 A CN 202310746689A CN 116517468 B CN116517468 B CN 116517468B
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- 238000005553 drilling Methods 0.000 title claims abstract description 177
- 238000005070 sampling Methods 0.000 title claims abstract description 83
- 239000011435 rock Substances 0.000 title claims abstract description 76
- 238000010276 construction Methods 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 33
- 239000010959 steel Substances 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 15
- 239000000498 cooling water Substances 0.000 claims description 11
- 230000033001 locomotion Effects 0.000 claims description 7
- 230000005641 tunneling Effects 0.000 claims description 6
- 230000007547 defect Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 abstract description 2
- 239000002689 soil Substances 0.000 description 11
- 238000001514 detection method Methods 0.000 description 4
- 210000001503 joint Anatomy 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterized by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/025—Rock drills, i.e. jumbo drills
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B12/00—Accessories for drilling tools
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
- E21B15/04—Supports for the drilling machine, e.g. derricks or masts specially adapted for directional drilling, e.g. slant hole rigs
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/084—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with flexible drawing means, e.g. cables
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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, core extractors
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterized by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/023—Drilling rigs characterized by means for land transport with their own drive, e.g. skid mounting or wheel mounting the mast being foldable or telescopically retractable
Abstract
The invention discloses a drilling and sampling device for a side wall of a rock mass for tunnel construction survey; comprises a lifting component, a drilling coring component and a working component; the whole horizontal setting of drilling coring assembly is on the work subassembly, and the work subassembly is installed on the lifting assembly. According to the invention, the lifting assembly drives the drilling coring assembly to vertically slide, and then the working assembly compensates the drilling angle and the interval of the drilling coring assembly, so that the drilling coring assembly is kept vertical to the side wall of the rock mass, meanwhile, the working assembly is kept in abutting connection with the side wall, after the posture of the drilling coring assembly is adjusted, the second power component drives the sampler to circumferentially rotate along the self, the working assembly drives the drilling coring assembly to move along the axial direction of the sampler, the rotating sampler drills into the side wall of the rock mass, and the high-frequency vibration device works after drilling to a preset depth, so that the rock core is broken from the root under the action of high-frequency vibration of the sampler, and the sampling of a rock core sample of a tunnel or the side wall of the rock mass is realized.
Description
Technical Field
The invention relates to the field of building construction detection, in particular to a drilling and sampling device for a side wall of a rock mass for tunnel construction survey.
Background
In the tunnel construction process, sampling the rock and soil of a construction site is an indispensable link, and the extracted sample has high reference value for judging whether the geological structure of the site is suitable for tunneling or not.
The prior survey sampling device for tunnel rock and soil adopts a scheme of drilling a certain depth downwards from the ground by a drill bit, drilling the rock and soil into powder, and then collecting the rock and soil powder for observation and detection. In fact, various properties such as the structure of the rock and soil at different depths in the underground are possibly different, the drilled rock and soil are mixed together, the structure of each layer of rock and soil is disturbed, the subsequent detection of the rock and soil is likely to be wrong, once the fault is judged, tunnel construction is carried out at a place unsuitable for tunnel excavation, and the dangerous degree is definitely very high, so that some sampling devices nowadays adopt a sampling tube to integrally sample the rock and soil at certain depths so as to solve the problem that the rock and soil at different depths are mutually confused and influence detection. For example, the invention with the application number of CN202120932436.X belongs to the technical field related to engineering equipment, and in particular relates to a surveying and sampling device for tunnel rock and soil, which comprises: a base; the lower end of the n-shaped base frame is fixedly connected to the base; a first cross beam is connected between the two vertical parts of the base frame in a sliding way; the lifting mechanism is used for driving the first cross beam to move up and down; the second rotating motor is fixedly connected with the first cross beam, an output shaft of the second rotating motor is downward and connected with one end of a first drilling rod, and a second end of the first drilling rod is connected with a first drill bit; the second beam is fixedly connected with the second rotating motor and is parallel to the first beam, two ends of the second beam are respectively provided with a third rotating motor, an output shaft of the third rotating motor is downward, one end of a second drilling rod is connected, and the other end of the second drilling rod is connected with a second drill bit; and the transverse moving mechanism is used for driving the third motor to horizontally move on the second cross beam.
Although the above technical solution can realize the survey sampling along the tunnel, the prior art has the following defects: 1. the technical scheme can only realize sample taking on the ground, and is not applicable to sample taking on the side wall of a tunnel or the side wall of a rock body which is perpendicular to the ground; 2. the technical scheme has low control precision, most of work in the drilling and sampling process needs manual participation, and the degree of automation is low; 3. the sampling equipment in the prior art is inconvenient to carry, an additional moving device is required to drive the equipment to move, and meanwhile, the equipment is inconvenient to transport due to the large size; 4. drilling sampling points are inconvenient to adjust.
Disclosure of Invention
The invention aims to provide a drilling and sampling device for a side wall of a rock mass for tunnel construction survey, so as to realize the survey and sampling of the side wall of a tunnel or the rock mass.
The invention is realized in such a way that a drilling and sampling device for the side wall of a rock mass for tunnel construction survey is constructed, and the drilling and sampling device comprises a lifting component, a drilling and coring component and a working component; the whole drilling coring assembly is horizontally arranged on the working assembly, and the working assembly is arranged on the lifting assembly;
the drilling coring assembly is used for drilling the side wall of the rock body for sampling, the whole drilling coring assembly is horizontally arranged, the drilling coring assembly comprises a second power component, a sampler and a cooling water pipe, the second power component drives the sampler to rotate along the circumferential direction of the second power component, the sampler is vertical to the side wall of the rock body during drilling sampling, and the cooling water pipe is communicated with one end of the sampler, which is opposite to the drilling end of the sampler, through a sleeve;
the working assembly can compensate the drilling angle of the drilling coring assembly, can also compensate the distance from the drilling end of the sampler to the rock wall, and can also drive the drilling coring assembly to move along the axial direction of the sampler; the working assembly comprises a fixed part, a third power component, an angle compensation part, a fourth power component, a spacing compensation part, a fifth power component and a mounting part, wherein the angle compensation part is rotatably arranged on the side surface of the fixed part, the angle compensation part is driven to rotate around the axis of a joint through the third power component, the spacing compensation part is perpendicular to the axis of the joint between the angle compensation part and the fixed part, the spacing compensation part is driven to move along the axis direction of the sampler through the fourth power component, the mounting part is slidably arranged on the side surface of the spacing compensation part, the mounting part is driven to slide along the axis direction of the sampler through the fifth power component, the drilling coring assembly is arranged on the mounting part, and the high-frequency vibration device is also arranged on the mounting part;
the lifting assembly is used for driving the working assembly to slide along the vertical direction, the lifting assembly comprises a stand column and hoisting equipment, the stand column is vertically arranged on a plane, the working assembly is arranged on the side surface of the stand column in a sliding manner, and the working assembly is driven to slide vertically through the hoisting equipment;
wherein the plane includes, but is not limited to, a ground plane, a sloping surface.
Further, in order to realize the adjustment of drilling sampling point, the work subassembly still includes movable part and sixth power component, movable part one end pivoted connection is at above-mentioned installation department top, drives this movable part pivot motion through above-mentioned sixth power component, drilling coring assembly installs the one end of keeping away from above-mentioned installation department at this movable part.
Further, the lifting assembly further comprises a sliding assembly for driving the core drilling assembly to horizontally move, the moving direction of the sliding assembly is perpendicular to the axis of the sampler, the sliding assembly comprises a movable block, and the movable block is arranged on the side face of the upright post and is connected with the hoisting equipment through a steel rope;
the sliding component also comprises a first power component and a connecting block, wherein the connecting block is arranged on the side surface of the movable quick-keeping stand column, the connecting block is driven to horizontally slide by the first power component, the sliding direction of the first power component driving the connecting block is vertical to the axis of the sampler, and the working component is arranged on the side surface of the connecting block;
the movable part is driven to pivotally move through the sixth power component, the drilling coring assembly arranged on the movable part moves along with the movable part, the first power component drives the connecting block to move, and the working assembly arranged on the connecting block moves along with the connecting block, so that the drilling coring assembly is driven to move, and the drilling sampling point is adjusted.
Further, to enhance the supporting strength and balance of the device, the lifting assembly further comprises a balance assembly comprising
The balance column is fixedly arranged at the top of the upright post;
a balance pulley mounted on the top of the balance column;
the balance steel rope is wound on the outer side of the balance pulley, is embedded in a groove which is formed in the outer peripheral surface of the balance pulley and matched with the balance steel rope, extends along the outer peripheral surface of the balance pulley, is communicated with each other end to form a closed loop, and two ends of the balance steel rope are respectively connected with two winches;
the balance steel rope is reeled at one end of the self-balance steel rope of one winch, the balance steel rope is unreeled at the other end of the self-balance steel rope of the other winch, and the two winches are reeled and unreeled at the other end of the self-balance steel rope, so that the lifting assembly can be rapidly erected.
Further, in order to realize the suitable height range of increase lateral wall drilling sample, lifting unit still includes fixed column and seventh power component, foretell stand slidable sets up in this fixed column side, drives through seventh power component the stand vertically slides, makes it rise preset height, and the stand summit risees, and then has improved the maximum height that drilling coring unit can rise, has increased the suitable height range of lateral wall drilling sample.
Further, in order to solve the disadvantages of low control accuracy and low automation degree of the device, the sampling device further comprises a positioning assembly configured to position the core drilling point of the core drilling assembly, the positioning assembly is installed at one end near the rock mass during the drilling operation of the interval compensation part, and the positioning assembly comprises
The connecting column is fixedly arranged at one end, close to the rock mass, of the interval compensation part during drilling operation;
the positioning part is arranged on the connecting column, and a groove for wrapping the sampler part is arranged on the side surface of the positioning part, which is close to the sampler;
the positioning block is arranged in the positioning part corresponding to the side surface of the groove, and the positioning block is internally provided with a plurality of sensors for acquiring coordinates, drilling depth and rotating speed parameters of the sampler; the parameters of the drilling coring component in the drilling sampling work are monitored through the sensors in the positioning blocks and matched with the control system, so that the automatic control of the drilling sampling work is realized, and meanwhile, the control precision is provided.
Further, in order to adapt to the adjustment of the drilling sampling point of the core drilling assembly, the positioning part is pivotally mounted on the connecting column, and the positioning assembly further comprises an eighth power component, and the eighth power component drives the positioning part to pivotally move; when the position of the drilling coring assembly changes to cause that the positioning assembly cannot identify the sampler, the eighth power component can drive the positioning assembly to pivotally move until the sampler is identified, so that the defect that parameters cannot be monitored after the sampler is adjusted is overcome.
Further, in order to facilitate the movement and operation of the device, the sampling device further comprises a moving device for driving the device to move, the moving device comprises a vehicle body, and the corresponding lifting assembly is arranged on one side of the vehicle body; the movement of the vehicle body is controlled by remote control or driving in the cockpit.
Further, in order to avoid displacement of the vehicle body during the process of drilling and coring, so as to damage the sampler and influence sampling work, the moving device further comprises a plurality of hydraulic telescopic support columns capable of fixing the vehicle body on a plane; the support column is pushed out through the hydraulic telescopic support column, so that the support column is abutted against the ground, the fixing of the vehicle body and the ground is realized, and the vehicle body is prevented from displacing in the process of drilling and coring.
Further, the lifting component is pivotally arranged on the side surface of the vehicle body, and is driven to pivotally move by a tenth power component arranged on the vehicle body;
the working assembly is pivotally arranged on the side surface of the sliding assembly, and is driven to pivotally move by an eleventh power component arranged on the sliding assembly;
the eleventh power component drives the working component to pivotally move, so that the working component and the core drilling component are folded on one side of the sliding component, and the tenth power component drives the lifting component to pivotally move, so that the lifting component can be obliquely placed on the vehicle body, the height and the size of the device are reduced, and the transportation is facilitated.
The invention has the following advantages: the invention aims to provide a drilling and sampling device for a side wall of a rock mass for tunnel construction survey, which is used for realizing the survey and sampling of the side wall of a tunnel or the rock mass on one hand;
on the other hand, the lifting component drives the drilling coring component to vertically slide so as to enable the drilling coring component to move to a preset height position, then the working component compensates the drilling angle and the distance of the drilling coring component so as to enable the drilling coring component to be vertical to the side wall of the rock mass, meanwhile, the working component is enabled to be in butt joint with the side wall so as to ensure stability in the drilling sampling process, after the posture of the drilling coring component is adjusted, the second power component drives the sampler to circumferentially rotate, the working component drives the drilling coring component to move along the axial direction of the sampler, the rotating sampler drills into the side wall of the rock mass, after drilling to a preset depth, the high-frequency vibration device works, high-frequency mechanical vibration is transmitted to the sampler, so that the rock core is broken from the root under the effect of the high-frequency vibration of the sampler, and the rock core is conveniently taken out, and the sampling of the rock core of a tunnel or the side wall of the rock mass is realized.
On the other hand, the sensor on the positioning assembly is used for locally coordinating the side wall of the rock mass, identifying the coordinates of the sampler in the coordinated tunnel or the side wall coordinate system of the rock mass, and matching with the automatic control system to realize the purpose that the sampler automatically moves to a preset sampling point.
On the other hand, the vehicle body in the moving device can move under the control of the manual control or the automatic control system by arranging the moving device, and the vehicle body moves to a preset coordinate point under the control of the automatic system, wherein the preset coordinate point is a sampled transverse coordinate position, so that the degree of automation of the device is further improved, and the vehicle body is manually controlled to move, so that the device is convenient to transport.
Drawings
FIG. 1 is a schematic view of a drilling and sampling apparatus according to embodiment 1;
FIG. 2 is a schematic view of a lifting assembly of the drilling and sampling apparatus shown in FIG. 1;
FIG. 3 is a front view of the lift assembly of FIG. 2;
FIG. 4 is a side view of the lift assembly of FIG. 2;
FIG. 5 is a cross-sectional view of the lift assembly of FIG. 4 taken along line A-A;
FIG. 6 is a schematic view of the working assembly of the drilling and sampling apparatus of FIG. 1;
FIG. 7 is a front view of the work assembly of FIG. 6;
FIG. 8 is a schematic illustration of the structure of a coring assembly of the sampling device of FIG. 1;
FIG. 9 is a schematic view of the internal structure of the core-drilling assembly of FIG. 8;
FIG. 10 is an enlarged view of a partial structure at I of the coring assembly of FIG. 9;
FIG. 11 is a schematic view showing a part of the structure of the drilling and sampling apparatus in embodiment 2;
FIG. 12 is a schematic view of a positioning assembly of the drilling and sampling apparatus of FIG. 11;
FIG. 13 is a schematic structural diagram of a drilling and sampling apparatus in embodiment 3;
FIG. 14 is an elevation view of the borehole sampling device of FIG. 13;
FIG. 15 is a side view of the borehole sampling device of FIG. 13;
FIG. 16 is a schematic view of a mobile device of the borehole sampling device of FIG. 13;
FIG. 17 is a side view of the mobile device of FIG. 16;
fig. 18 is a top view of the mobile device of fig. 16.
Detailed Description
Reference will now be made in detail to the exemplary embodiments illustrated in the drawings. It should be understood that the following description is not intended to limit the embodiments to one preferred embodiment. On the contrary, it is intended to cover alternatives, modifications and equivalents as may be included within the spirit and scope of the embodiments as defined by the appended claims.
Example 1 referring to fig. 1, fig. 1 is a side wall drilling sampling device for a tunnelling survey rock mass that may be improved by incorporating an embodiment of the present invention. As with the other figures included, this figure is shown for illustrative purposes and is not limiting of the possible embodiments of the invention or the claims.
Referring to fig. 1, a device for drilling and sampling a side wall of a rock mass for tunnel construction survey comprises a drilling and coring assembly 300, a working assembly 400 and a lifting assembly 200; the coring assembly 300 is disposed horizontally as a whole on the working assembly 400, and the working assembly 400 is mounted on the lifting assembly 200.
As shown in fig. 8-10, the core drilling assembly 300 comprises a second power component 302, a sampler 304, a cooling water pipe 303 and a mounting frame 301, wherein the second power component 302 is fixedly installed on the mounting frame 301, the second power component 302 is connected with the sampler through a transmission mechanism, the second power component 302 comprises but is not limited to a gear motor, a servo motor or other power devices capable of driving the sampler 304 to rotate along the circumferential direction thereof, the sampler 304 is kept vertical to the side wall of a rock body when drilling and sampling, the cooling water pipe 303 is communicated with one end of the sampler 304 opposite to the drilling end of the sampler through a sleeve 306, and the other end of the cooling water pipe 303 is communicated with a water source.
As shown in fig. 6-7, the working assembly 400 includes a fixed part 401, a third power component 403, an angle compensation part 402, a fourth power component 404, a space compensation part 405, a fifth power component 406, and a mounting part 407, where the angle compensation part 402 is mounted on the side of the fixed part 401 through a rotating bearing, the third power component is mounted on the fixed part, and the output end of the third power component is connected to the angle compensation part 402, where the third power component 403 includes but is not limited to a cylinder, an electric cylinder, a hydraulic cylinder, or other power devices capable of driving the angle compensation part 402 to rotate along the rotating bearing, the space compensation part 405 is disposed perpendicular to the axis where the angle compensation part 402 is connected to the fixed part 401, the fourth power component 404 is mounted on the angle compensation part, and the output end is connected to the space compensation part 405, where the fourth power component 404 includes but is not limited to a cylinder, an electrohydraulic cylinder, or other power devices capable of driving the space compensation part 405 to move along the axial direction of the sampler 304, the mounting part is mounted on the side of the space compensation part 405, the mounting part is mounted on the mounting part is not limited to the axial direction of the rotary bearing, and the power component is mounted on the fifth power component is mounted on the mounting part 407, and the output end is mounted on the fifth power component is mounted on the axial direction of the power component 407, which is not limited to the axial direction of the rotary component is mounted on the rotary component, and is mounted on the fifth power component, and the power component is mounted on the axial direction of the power device, and can be mounted on the axial component and can be mounted;
as shown in fig. 2 to 5, the lifting assembly 200 includes a vertical column 203 and a hoisting device 204, the vertical column 203 is vertically disposed on a plane, the working assembly 400 is mounted on a side surface of the vertical column 203, the working assembly can vertically slide on the side surface of the vertical column, and the working assembly is connected with the hoisting device 204 through a connection cable.
The vertical column of the lifting assembly 200 is vertically arranged on a plane to be fixed, the plane can be a horizontal ground or an inclined slope, the connecting steel rope is reeled by the hoisting equipment 204, the working assembly 400 is lifted to a preset height, the drilling coring assembly 300 arranged on the working assembly 400 is lifted to the preset height along with the working assembly, then a third power component in the working assembly drives the angle compensation part to rotate, the drilling angle of the drilling coring assembly 300 is compensated and adjusted, so that the drilling coring assembly 300 is kept vertical to the side wall of the rock mass, a fourth power component drives the interval compensation part to be close to the side wall of the rock mass, the working interval of the drilling coring assembly is compensated, the working assembly is kept in abutting connection with the side wall to ensure stability in the drilling and sampling process, after the posture of the drilling coring assembly 300 is adjusted, the second power component drives the sampler to rotate along the circumferential direction of the sampler, the fifth power component drives the drilling coring assembly to move along the axis direction of the sampler to the side wall of the rock mass, after the rotating sampler drills to the preset depth, the high-frequency vibration device works, the high-frequency mechanical vibration is transmitted to the sampler, so that the high-frequency rock core is broken under the action of the root of the sampler, and the rock core is convenient to take out the rock mass from the side wall to be broken, and the sample is convenient to take out the rock mass. In the drilling and sampling process of the sampler, the cooling water pipe is communicated with a water source, and the cooling water is pumped into the sampler so as to cool the sampler which is heated up due to friction between the high-speed rotation and the rock mass in the drilling work.
In order to realize the adjustment of the drilling sampling point, as shown in fig. 6 to 7, the working assembly 200 further includes a movable portion 409 and a sixth power component 408, one end of the movable portion 409 is pivotally connected to the top of the mounting portion 407, the sixth power component 408 is mounted on the mounting portion 407, and an output end of the sixth power component 408 is connected to the movable portion 409, where the sixth power component 408 includes, but is not limited to, a cylinder, an electric cylinder, a hydraulic cylinder, or other power devices capable of driving the movable portion 409 to pivotally move, and a mounting frame of the drilling coring assembly is mounted at one end of the movable portion 409 away from the mounting portion 407. As shown in fig. 2 to 5, the lifting assembly 200 further includes a sliding assembly 220 for driving the core drilling assembly 300 to horizontally move, the sliding assembly 220 includes a movable block 224, a first power component 223 and a connection block 222, the movable block 224 is disposed on a side of the upright 203 and is connected with the hoisting device 204 through a connection cable, a guide rod 221 is fixedly installed on a side of the movable block 224 away from the upright 203, the guide rod 221 is partially wrapped by the connection block 222, the first power component 223 is fixedly installed on the movable block 224, and an output end of the first power component 223 is kept connected with the connection block 222, wherein the first power component 223 includes, but is not limited to, a cylinder, an electric cylinder, a hydraulic cylinder or other power devices capable of driving the connection block to horizontally slide, and the working assembly 400 is installed on a side of the connection block 222. The sixth power component 408 drives the movable part 409 to pivotally move, the core drilling assembly mounted on the movable part moves along with the movable part, the first power component 223 drives the connecting block 222 to horizontally move, and the working assembly mounted on the connecting block 222 moves along with the connecting block, so that the core drilling assembly is driven to move, and further the adjustment of the sampling point of drilling is realized. It should be noted that, when the first power member 223 drives the connection block to slide, the sliding direction of the connection block is perpendicular to the axis of the sampler.
In order to enhance the supporting strength and balance of the device, as shown in fig. 2-6, the lifting assembly 200 further comprises a balance assembly 210, the balance assembly 210 comprises a balance column 211, a balance pulley 212 and a balance steel rope, the balance column 211 is fixedly installed at the top of the upright 203, the balance pulley 212 is installed at the top of the balance column 211, the balance steel rope is wound on the outer side of the balance pulley 212, the balance steel rope is embedded in a groove which is formed on the outer circumferential surface of the balance pulley 212 and is matched with the balance steel rope, the groove extends along the outer circumferential surface of the balance pulley 212 and is communicated with each other in a head-tail mode to form a closed loop, and two ends of the balance steel rope are respectively connected with two winches. The balance steel rope is reeled at one end of the self-balance steel rope of one winch, the balance steel rope is unreeled at the other end of the self-balance steel rope of the other winch, and the two winches are reeled and unreeled, so that the lifting assembly can be rapidly erected.
As shown in fig. 2 to 5, in order to increase the applicable height range of sidewall drilling and sampling, the lifting assembly 200 further includes a fixed column 201 and a seventh power component 202, the upright column 203 is slidably disposed on the side surface of the fixed column 201, two sides of the upright column 203 near the side surface of the fixed column 201 are provided with protrusions 206, a sliding block 205 disposed corresponding to the protrusions 206 is welded on the front surface of the fixed column 201, a sliding groove capable of being matched with the protrusions 206 is formed on the inner side surface of the sliding block 205, the protrusions 206 are embedded in the sliding groove, the seventh power component 202 is fixedly mounted on the fixed column 201, and an output end of the seventh power component 202 is connected with the upright column, wherein the seventh power component 202 includes, but is not limited to, a cylinder, an electric cylinder, a hydraulic cylinder or other power devices capable of driving the upright column to vertically slide. The seventh power component 202 drives the upright post to vertically slide, so that the upright post ascends to a preset height, the top point of the upright post ascends, the ascending maximum height of the drilling coring assembly is further improved, and the applicable height range of sidewall drilling sampling is enlarged.
When the sampling device corresponding to the embodiment 1 is used, the balance steel rope is reeled by one winch from one end of the balance steel rope, the balance steel rope is released by the other winch from the other end of the balance steel rope, one winch is reeled and released, so that the lifting assembly can be quickly erected, the upright post of the lifting assembly 200 is erected on a plane for fixing, and the plane can be a horizontal ground or an inclined slope; when the lifting assembly 200 is erected, the two winches are used for winding and tightening the balance steel rope, so that the auxiliary support of the lifting assembly can be realized, the support strength of the lifting assembly is improved, and the balance of the lifting assembly is improved. The connecting steel cable is then reeled by the hoisting equipment 204, the working assembly 400 is lifted to a preset height, the drilling coring assembly 300 mounted on the working assembly 400 is lifted to the preset height, the third power component in the working assembly drives the angle compensation part to rotate, the drilling angle of the drilling coring assembly 300 is compensated and adjusted, so that the drilling coring assembly 300 is kept vertical to the side wall of the rock mass, the fourth power component drives the interval compensation part to be close to the side wall of the rock mass, the working interval of the drilling coring assembly is compensated, the working assembly is kept in butt joint with the side wall, stability in the drilling sampling process is guaranteed, the second power component drives the sampler to rotate along the circumferential direction, the fifth power component drives the drilling coring assembly to move along the axial direction of the sampler, the rotating sampler drills into the side wall of the rock mass, the high-frequency vibration device works after drilling to a preset depth, and high-frequency mechanical vibration is transmitted to the sampler, so that the core is broken from the root of the core sample of the tunnel or the side wall of the rock mass is conveniently taken out under the high-frequency vibration of the sampler. In the drilling and sampling process of the sampler, the cooling water pipe is communicated with a water source, and the cooling water is pumped into the sampler so as to cool the sampler which is heated up due to friction between the high-speed rotation and the rock mass in the drilling work.
The sixth power component 408 drives the movable part 409 to pivotally move, the core drilling assembly installed on the movable part moves along with the movable part, the first power component 223 drives the connecting block 222 to horizontally move, and the working assembly installed on the connecting block 222 moves along with the connecting block, so that the core drilling assembly is driven to move, and the adjustment of the sampling point of drilling is realized according to actual requirements.
The seventh power component 202 drives the upright post to vertically slide, so that the upright post ascends to a preset height, the top point of the upright post ascends, the ascending maximum height of the drilling coring assembly is further improved, and the applicable height range of sidewall drilling sampling is enlarged.
In order to solve the problems of low control accuracy and low automation degree of the device, embodiment 2 further comprises a drill positioning assembly 700, as shown in fig. 11, wherein the drill positioning assembly 700 is mounted near one end of the rock mass during the drilling operation of the interval compensating part 405.
As shown in fig. 12, the positioning assembly 700 includes a connecting column 701, a positioning portion 702 and a positioning block 704, wherein the connecting column is fixedly installed at one end, close to a rock mass, of the distance compensation portion 405 during drilling operation, the positioning portion 702 is disposed on the connecting column 701, a groove wrapping the sampler is disposed on a side surface, close to the sampler, of the positioning portion 702, the positioning block 704 is installed in the positioning portion 702 corresponding to the side surface of the groove, and a plurality of sensors for acquiring parameters such as coordinates, drilling depth, rotation speed and the like of the sampler are contained in the positioning block 704. The sensor on the locating component coordinates the side wall of the rock mass locally, recognizes the coordinates of the sampler in a coordinated tunnel or a side wall coordinate system of the rock mass, is matched with the automatic control system, achieves the aim that the sampler moves automatically to a preset sampling point, monitors parameters such as drilling speed, temperature, vibration frequency, drilling depth and the like of the sampler in the drilling sampling process, feeds the parameters back to the automatic control system, and adjusts the operation of the drilling coring component according to the parameters so as to achieve automation of drilling coring.
To accommodate adjustment of the drill sampling point of the core-drilling assembly, the positioning portion is pivotally mounted on the connecting post 701, and the positioning assembly 700 further includes an eighth power member 705, the eighth power member 705 being mounted on the connecting post with an output end coupled to the positioning portion, wherein the eighth power member 708 includes, but is not limited to, a cylinder, an electric cylinder, a hydraulic cylinder, or other power device capable of driving the positioning portion to pivotally move. When the position of the coring assembly changes and the positioning assembly 700 cannot identify the sampler, the eighth power component 705 drives the positioning assembly 700 to pivotally move until the sampler is identified, thereby solving the defect that the parameter cannot be monitored after the sampler is adjusted.
The drilling and sampling process of the equipment is the same as that of the embodiment 1, but the embodiment utilizes the sensor on the positioning component to locally coordinate the side wall of the rock body, identifies the coordinates of the sampler in the coordinate tunnel or the side wall coordinate system of the rock body, is matched with the automatic control system, realizes the purpose that the sampler automatically moves towards a preset sampling point, monitors parameters such as the drilling speed, the temperature, the vibration frequency, the drilling depth and the like of the sampler in the drilling and sampling process, feeds the parameters back to the automatic control system, and adjusts the work of the drilling and coring component according to the parameters by the system so as to realize the automation of drilling and coring. Meanwhile, when the position of the core drilling assembly changes and the positioning assembly 700 cannot identify the sampler, the eighth power component 705 drives the positioning assembly 700 to pivotally move until the sampler is identified, so that the defect that parameters cannot be monitored after the sampler is adjusted is overcome.
Embodiment 3 in order to facilitate the movement and manipulation of the device, the present embodiment is modified on the basis of embodiment 2, as shown in fig. 13 to 15, and the sampling device further includes a moving device 100 for driving the device to move.
As shown in fig. 16 to 18, the moving device 100 includes a vehicle body 101, and the lifting assembly is mounted on one side of the vehicle body 101. The vehicle body is controlled to move by remote control or driving in the cockpit, so that the transportation of the device is realized.
To avoid displacement of the body during coring, thereby damaging the sampler, and affecting the sampling operation, the mobile device 100 further includes a plurality of hydraulically telescoping support columns 102. The support column is pushed out through the hydraulic telescopic support column 102 to be in butt joint with the ground, so that the fixation of the vehicle body and the ground is realized, and the vehicle body is prevented from displacing in the process of drilling and coring.
To facilitate the transportation of the device, the lifting assembly 200 is pivotally mounted on the side of the vehicle body 101, and a tenth power unit 103 is mounted on the vehicle body 101, and the output end of the tenth power unit 103 is connected to the fixed column of the lifting assembly 200, where the tenth power unit 103 includes, but is not limited to, an air cylinder, an electric cylinder, a hydraulic cylinder, or other power devices capable of driving the lifting assembly 200 to pivotally move; the working assembly 300 is pivotally mounted to the side of the slip assembly 220, and an eleventh power unit 600 is mounted to the slip assembly 220, the eleventh power unit 600 including, but not limited to, a cylinder, an electric cylinder, a hydraulic cylinder, or other power means capable of driving the working assembly 300 to pivotally move. The eleventh power component 600 drives the working assembly 300 to pivotally move, so that the working assembly 400 and the core drilling assembly 300 are folded at one side of the sliding assembly, and the tenth power component 103 drives the lifting assembly 200 to pivotally move, so that the lifting assembly can be obliquely placed on a vehicle body, thereby lowering the height and the size of the device, and facilitating transportation.
The car body in the mobile device can move under the control of manual control or an automatic control system, and the car body moves to a preset coordinate point under the control of the automatic system, wherein the preset coordinate point is a transverse coordinate position of sampling, so that the degree of automation of the device is further improved. After the vehicle body moves to a preset coordinate position, the hydraulic telescopic support column 102 pushes the support column out to be in butt joint with the ground, so that the vehicle body and the ground are fixed, and further the vehicle body is prevented from being displaced in the process of drilling and coring. After the sample drilling is completed, the eleventh power component 600 drives the working component 300 to pivotally move, so that the working component 400 and the core drilling component 300 are folded at one side of the sliding component, and the tenth power component 103 drives the lifting component 200 to pivotally move, so that the lifting component can be obliquely placed on the vehicle body, thereby reducing the height and the size of the device, and facilitating transportation.
The foregoing description of embodiments of the invention has been presented for the purposes of illustration and description. It is not intended to be exhaustive and does not limit the invention to the precise form described; numerous modifications and variations are possible in light of the above teachings. The embodiments were chosen and described in order to best explain the principles of the invention and its practical application, to thereby enable others skilled in the art to best utilize the invention in various embodiments and with various modifications as are suited to the particular use contemplated. It is therefore to be understood that the invention is intended to cover all modifications and equivalents that fall within the scope of the appended claims.
Claims (10)
1. The drilling and sampling device for the side wall of the rock mass for tunnel construction survey is characterized by comprising a lifting assembly, a drilling and coring assembly and a working assembly; the whole drilling coring assembly is horizontally arranged on the working assembly, and the working assembly is arranged on the lifting assembly;
the drilling coring assembly is used for drilling the side wall of the rock body for sampling, the whole drilling coring assembly is horizontally arranged, the drilling coring assembly comprises a second power component, a sampler and a cooling water pipe, the second power component drives the sampler to rotate along the circumferential direction of the second power component, the sampler is vertical to the side wall of the rock body during drilling sampling, and the cooling water pipe is communicated with one end of the sampler, which is opposite to the drilling end of the sampler, through a sleeve;
the working assembly can compensate the drilling angle of the drilling coring assembly, can also compensate the distance from the drilling end of the sampler to the rock wall, and can also drive the drilling coring assembly to move along the axial direction of the sampler; the working assembly comprises a fixed part, a third power component, an angle compensation part, a fourth power component, a spacing compensation part, a fifth power component and a mounting part, wherein the angle compensation part is rotatably arranged on the side surface of the fixed part, the angle compensation part is driven to rotate around the axis of a joint through the third power component, the spacing compensation part is perpendicular to the axis of the joint between the angle compensation part and the fixed part, the spacing compensation part is driven to move along the axis direction of the sampler through the fourth power component, the mounting part is slidably arranged on the side surface of the spacing compensation part, the mounting part is driven to slide along the axis direction of the sampler through the fifth power component, the drilling coring assembly is arranged on the mounting part, and the high-frequency vibration device is also arranged on the mounting part;
the lifting assembly is used for driving the working assembly to slide along the vertical direction, the lifting assembly comprises a stand column and hoisting equipment, the stand column is vertically arranged on a plane, the working assembly is arranged on the side surface of the stand column in a sliding manner, and the working assembly is driven to slide vertically through the hoisting equipment;
wherein the plane includes, but is not limited to, a ground plane, a sloping surface.
2. A tunneling survey rock sidewall drilling and sampling device according to claim 1, wherein the working assembly further comprises a movable portion and a sixth power member, one end of the movable portion is pivotally connected to the top of the mounting portion, the movable portion is driven to pivotally move by the sixth power member, and the core drilling assembly is mounted at an end of the movable portion remote from the mounting portion.
3. A tunneling survey rock sidewall drilling and sampling device according to claim 1, wherein said lifting assembly further comprises a slip assembly for driving said core drilling assembly to move horizontally, said slip assembly having a direction of movement perpendicular to said sampler axis, said slip assembly comprising a movable block disposed on a side of said column and connected to said hoisting means by a wire rope;
the sliding component also comprises a first power component and a connecting block, wherein the connecting block is arranged on the side surface of the movable quick-keeping stand column, the connecting block is driven to horizontally slide by the first power component, the sliding direction of the first power component driving the connecting block is vertical to the axis of the sampler, and the working component is arranged on the side surface of the connecting block;
the movable part is driven to pivotally move through the sixth power component, the drilling coring assembly arranged on the movable part moves along with the movable part, the first power component drives the connecting block to move, and the working assembly arranged on the connecting block moves along with the connecting block, so that the drilling coring assembly is driven to move, and the drilling sampling point is adjusted.
4. A tunneling survey rock sidewall drilling sampling device according to claim 3, wherein said lifting assembly further comprises a balancing assembly comprising
The balance column is fixedly arranged at the top of the upright post;
a balance pulley mounted on the top of the balance column;
the balance steel rope is wound on the outer side of the balance pulley, is embedded in a groove which is formed in the outer peripheral surface of the balance pulley and matched with the balance steel rope, extends along the outer peripheral surface of the balance pulley, is communicated with each other end to form a closed loop, and two ends of the balance steel rope are respectively connected with two winches;
the balance steel rope is reeled at one end of the self-balance steel rope of one winch, the balance steel rope is unreeled at the other end of the self-balance steel rope of the other winch, and the two winches are reeled and unreeled at the other end of the self-balance steel rope, so that the lifting assembly can be rapidly erected.
5. A device for drilling and sampling a sidewall of a rock mass for a tunnel construction survey according to claim 3, wherein the lifting assembly further comprises a fixed column and a seventh power unit, the column is slidably disposed on a side surface of the fixed column, the column is driven to slide vertically by the seventh power unit, so that the column rises by a preset height, the top of the column rises, the maximum height of the drilling and coring assembly which can rise is further increased, and the applicable height range of sidewall drilling and sampling is enlarged.
6. A tunneling survey rock sidewall drilling sampling device according to claim 1, further comprising a positioning assembly configured to position the core point of said core assembly, the positioning assembly being mounted at an end of said spacing compensating portion proximate the rock during drilling operations, the positioning assembly comprising
The connecting column is fixedly arranged at one end, close to the rock mass, of the interval compensation part during drilling operation;
the positioning part is arranged on the connecting column, and a groove for wrapping the sampler part is arranged on the side surface of the positioning part, which is close to the sampler; and
the positioning block is arranged in the positioning part corresponding to the side surface of the groove and comprises a plurality of sensors for acquiring coordinates, drilling depth and rotating speed parameters of the sampler; the parameters of the drilling coring component in the drilling sampling work are monitored through the sensors in the positioning blocks and matched with the control system, so that the automatic control of the drilling sampling work is realized, and meanwhile, the control precision is provided.
7. The drilling and sampling device for side walls of a rock mass for tunnel construction survey according to claim 6, wherein the positioning part is pivotally mounted on the connecting column, and the positioning assembly further comprises an eighth power unit through which the positioning part is pivotally moved; when the position of the drilling coring assembly changes to cause that the positioning assembly cannot identify the sampler, the eighth power component can drive the positioning assembly to pivotally move until the sampler is identified, so that the defect that parameters cannot be monitored after the sampler is adjusted is overcome.
8. The drilling and sampling device for the side wall of the rock mass for the tunnel construction survey according to any one of claims 1 to 7, wherein the sampling device further comprises a moving device for driving the device to move, the moving device comprises a vehicle body, and the corresponding lifting assembly is arranged on one side of the vehicle body; the movement of the vehicle body is controlled by remote control or driving in the cockpit.
9. The device for drilling and sampling the side wall of a rock mass for tunnel construction survey according to claim 8, wherein the moving device further comprises a plurality of hydraulic telescopic support columns capable of fixing the vehicle body on a plane; the support column is pushed out through the hydraulic telescopic support column, so that the support column is abutted against the ground, the fixing of the vehicle body and the ground is realized, and the vehicle body is prevented from displacing in the process of drilling and coring.
10. A tunneling survey rock sidewall drilling and sampling device according to claim 9, wherein,
wherein, the lifting component is pivoted on the side surface of the vehicle body, and the tenth power component arranged on the vehicle body drives the lifting component to perform pivoting movement;
the working assembly is pivotally arranged on the side surface of the sliding assembly, and is driven to pivotally move by an eleventh power component arranged on the sliding assembly;
the eleventh power component drives the working component to pivotally move, so that the working component and the core drilling component are folded on one side of the sliding component, and the tenth power component drives the lifting component to pivotally move, so that the lifting component can be obliquely placed on the vehicle body, the height and the size of the device are reduced, and the transportation is facilitated.
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