CN114813208A - Drilling device for rock and soil exploration and construction method - Google Patents
Drilling device for rock and soil exploration and construction method Download PDFInfo
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- CN114813208A CN114813208A CN202210355905.5A CN202210355905A CN114813208A CN 114813208 A CN114813208 A CN 114813208A CN 202210355905 A CN202210355905 A CN 202210355905A CN 114813208 A CN114813208 A CN 114813208A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
Abstract
The application relates to a drilling device for geotechnical investigation and a construction method, and relates to the technical field of geotechnical investigation. The drilling rod on the base is included, the top of the drilling rod is rotatably connected with a supporting plate, a top plate is fixedly arranged at the top of the base, a driving assembly used for driving the drilling rod to drill is arranged between the supporting plate and the top plate, a jacking assembly is arranged between the base and the supporting plate, a plurality of groups of sampling assemblies used for sampling soil with different depths are arranged on the drilling rod, and a plurality of groups of sampling assemblies are arranged on the drilling rod and are arranged on the drilling rod along the vertical direction, and a linkage assembly is arranged between the sampling assemblies. The device is in the drilling completion back, need not that the worker personnel use other instrument to take a sample soil, the simple operation, and the device can take the soil of the different degree of depth to soil texture to detect more accurately to soil.
Description
Technical Field
The application relates to the field of geotechnical investigation, in particular to a drilling device for geotechnical investigation and a construction method.
Background
The task of geotechnical engineering investigation is to correctly reflect the influence of engineering geological conditions of a site and the property of a geotechnical body according to the requirements of different investigation stages, carry out technical demonstration and evaluation by combining the specific requirements of engineering design, construction conditions, foundation treatment and other engineering, submit decision-making specific suggestions for treating geotechnical engineering problems and solving the problems, provide design criteria of foundation, side slope and other engineering and instructive suggestions of geotechnical engineering construction, provide a basis for design and construction, and serve the whole process of engineering construction.
The drilling device for geotechnical engineering investigation is widely applied to the field of geotechnical engineering investigation and plays an important role in geotechnical engineering investigation.
Currently, a drilling apparatus in the related art includes a motor and a drill rod, and the drill rod is coaxially fixed with a rotating shaft of the motor. When the device is used, the device is moved to a punching position, and then a motor is started to drive the drill rod to punch holes on the ground; and after drilling is finished, performing reconnaissance by workers.
In the process of implementing the application, the inventor finds that at least the following problems exist in the technology: after drilling is completed, workers need to perform soil sampling at different depths by using other instruments, and the steps are complex, so that the soil quality efficiency of subsequent soil detection is low, and therefore the soil quality needs to be improved.
Disclosure of Invention
In order to solve the problem that the soil quality efficiency of subsequent soil detection is low due to the fact that the soil sampling steps are complicated, the application provides a drilling device for geotechnical investigation and a construction method.
In a first aspect, the present application provides a drilling rig for geotechnical investigation adopts the following technical scheme:
the utility model provides a probing device for ground reconnaissance, is including locating the drilling rod on the base, the top of drilling rod is rotated and is connected with the backup pad, the fixed roof that is provided with in top of base, the backup pad with be provided with between the roof and be used for the drive the drilling rod carries out the drive assembly who drills, the base with be provided with the jacking subassembly between the backup pad, be provided with on the drilling rod and be used for carrying out a plurality of groups sampling component, a plurality of groups of sampling component of taking a sample to the soil of the different degree of depth is located along vertical direction on the drilling rod, sampling component with be provided with the linkage subassembly between the drive assembly.
By adopting the technical scheme, when the geotechnical investigation is required, the device is moved to a required drill hole, and then the driving assembly is started to drive the drill rod to rotate and vertically move downwards to drill the ground; when drilling is about to accomplish, drive assembly is passed through the jacking subassembly and is jacked to being connected with the linkage subassembly to the drilling rod no longer continues to rotate, and drive assembly will drive the linkage subassembly operation, and the operation of linkage subassembly will drive the sampling subassembly and stretch into the soil in situ and come to take a sample to soil. The device is in the drilling completion back, need not that the worker personnel use other instrument to take a sample soil, the simple operation, and the device can take the soil of the different degree of depth to soil texture to detect more accurately to soil.
Optionally, the drive assembly includes driving motor, cylinder, actuating lever, driving gear and driven gear, driving motor locates in the backup pad just driving motor's pivot with the driving gear is coaxial fixed, the body of cylinder with roof fixed connection, the push rod of cylinder with backup pad fixed connection, the actuating lever runs through the backup pad and with the drilling rod is coaxial fixed, driven gear with the actuating lever is coaxial fixed just driven gear with the driving gear meshes mutually.
Through adopting above-mentioned technical scheme, when needs drilling, start cylinder drive drilling rod and remove towards ground, meanwhile, start driving motor and drive the driving gear rotation, the rotation of driving gear will drive the rotation of driven gear, actuating lever and drilling rod in proper order to can drill to ground fast, and then be convenient for follow-up reconnaissance the ground.
Optionally, the jacking assembly comprises a sliding plate, a guide rod and an ejector rod, the sliding plate is arranged at the top of the supporting plate, the guide rod is fixed at the top of the supporting plate and penetrates through the sliding plate, the ejector rod is fixed at the top wall of the base, and after drilling of the drill rod is completed, the ejector rod is abutted to the sliding plate.
Through adopting above-mentioned technical scheme, when drilling was about to accomplish, the roof of ejector pin will stretch out the diapire looks butt at the both ends of backup pad with the slide to when continuing downwards along with the cylinder promotes the drilling rod, the ejector pin with the slide jacking, the driving gear and driven gear separation and be connected with the linkage subassembly this moment, thereby the operation of linkage subassembly will drive the sampling subassembly and stretch into the soil in situ and take a sample to soil.
Optionally, the linkage subassembly includes transfer line, connecting rod, first gear, second gear and third gear, the inside of drilling rod is provided with the holding chamber, the transfer line with the inner wall in holding chamber rotates to be connected just the transfer line runs through the inner wall in holding chamber, the connecting rod rotate connect in the top of backup pad just the one end of connecting rod with first gear coaxial fixation, the other end with second gear coaxial fixation, and work as drilling rod drilling finishes the back, first gear with the driving gear meshes mutually, the third gear with the transfer line is located the one end coaxial fixation at the top of backup pad just the third gear with the second gear meshes mutually, the transfer line is located the one end of holding intracavity with the sampling subassembly is connected.
Through adopting above-mentioned technical scheme, after the driving gear and driven gear separation and move towards first gear and mesh with first gear, the rotation of driving gear will drive the rotation of first gear, connecting rod, second gear, third gear and transfer line in proper order, and the rotation of transfer line will drive the sample subassembly and stretch into the soil horizon and come to take a sample to soil.
Optionally, the sampling subassembly includes a sampling barrel, a connecting block, a screw rod, a fourth gear and a fifth gear, the lateral wall of drilling rod has been seted up holding hole just the holding hole with the holding chamber is linked together, the sampling barrel insert establish extremely in the holding hole, the connecting block with the sampling barrel is located the one end fixed connection of holding intracavity, the threaded hole is seted up to the lateral wall of connecting block, one end threaded connection of screw rod in threaded hole, the other end with the fifth gear is coaxial fixed, the transfer line be located the holding intracavity one end with the fourth gear is coaxial fixed just the fourth gear with the fifth gear meshes mutually.
Through adopting above-mentioned technical scheme, when the transfer line rotated, the rotation of transfer line would drive the rotation of fourth gear, fifth gear and screw rod in proper order, and the rotation of screw rod will drive the connecting block and drive the sampling tube and stretch into the soil horizon and come to take a sample to soil.
Optionally, the lateral wall of the sampling tube deviates from one side of the connecting block is fixedly provided with a ground breaking blade, and the cross section of the ground breaking blade is triangular.
Through adopting above-mentioned technical scheme, the sample cylinder of being convenient for of broken soil blade is changeed and is stretched into the soil horizon and carry out the sample to soil.
Optionally, a soil retaining assembly is arranged inside one end, away from the connecting block, of the sampling cylinder, and when the sampling cylinder extends into the soil layer, the soil retaining assembly opens the sampling cylinder; when the sampling tube is retrieved to holding the downthehole, the sampling tube is closed to the fender subassembly.
By adopting the technical scheme, when the sampling cylinder extends into the soil layer for soil sampling, the soil retaining assembly automatically opens the sampling cylinder, so that soil can conveniently enter the sampling cylinder; when the sampling cylinder is recovered to the containing hole, the soil retaining assembly automatically closes the sampling cylinder, so that the soil in the sampling cylinder is not easy to fall out of the sampling cylinder.
Optionally, the fender soil subassembly includes baffle, dwang and torsional spring, the dwang with the inner wall of sampling tube rotates to be connected, the baffle passes through the axle sleeve cover to be located on the dwang, the torsional spring also overlaps to be located the dwang just the one end of torsional spring with baffle butt, the other end with the inner wall butt of sampling tube.
By adopting the technical scheme, when the sampling cylinder extends into the soil layer for soil sampling, the soil extrudes the baffle until the baffle turns over to one side of the cylinder bottom of the sampling cylinder and opens, and at the moment, the torsion spring generates deformation and stores force, so that the soil can conveniently enter the sampling cylinder; when the sampling tube is recovered, the torsional spring restores deformation, so that the baffle automatically turns over to the state of closing the sampling tube, and soil in the sampling tube is not easy to fall out of the sampling tube.
Optionally, the inside of sampler barrel is inserted and is equipped with the push pedal, just the push pedal can be followed the horizontal direction and slided, the inside of sampler barrel is provided with the spring, the one end and the push pedal fixed connection of spring, the other end and the inner wall fixed connection of sampler barrel.
Through adopting above-mentioned technical scheme, after soil gets into the sampling tube, soil can promote the push pedal, and the push pedal removes to the bobbin base of sampling tube through the deformation of spring this moment, then retrieves to ground top back when the drilling rod, and the staff opens the baffle, and the push pedal will be removed to the opening part of sampling tube through the elasticity of spring, and soil will be pushed away outside the sampling tube by soil this moment to need not the staff and take soil in stretching into the sampling tube with the hand, the simple operation.
In a second aspect, the present application provides a construction method of a drilling device for geotechnical investigation, which adopts the following technical scheme:
a construction method of a drilling device for geotechnical investigation comprises the following steps:
s1, moving the drilling device to the required drilling hole;
s2, starting a driving motor to drive the drill rod to rotate; meanwhile, starting the air cylinder to push the drill rod to move towards the ground so as to drill the ground;
s3, after drilling is finished, closing the air cylinder, and through the abutting of the ejector rod and the sliding plate, the sliding plate drives the driving motor to slide upwards until the driving gear is meshed with the first gear;
s4, the rotation of the first gear drives the connecting rod, the second gear, the third gear, the transmission rod, the fourth gear, the fifth gear and the screw to rotate in sequence, and the screw rotates to push the sampling cylinder to insert into a soil layer to sample soil;
s5, controlling a driving motor to rotate reversely by workers, and recycling the sampling cylinder;
s6, starting the air cylinder to recover the drill rod;
s7, taking out the soil in the sampling cylinder by the worker and detecting the soil quality of the soil.
Through adopting above-mentioned technical scheme, can have bored the hole to ground and take a sample to soil, need not the staff and use other instrument to carry out soil sampling, the simple operation.
In summary, the present application includes at least one of the following benefits:
1. when the geotechnical investigation is required, the device is moved to a required drill hole, and then the driving assembly is started to drive the drill rod to rotate and vertically move downwards to drill the ground; when drilling is about to accomplish, drive assembly is passed through the jacking subassembly and is jacked to being connected with the linkage subassembly to the drilling rod no longer continues to rotate, and drive assembly will drive the linkage subassembly operation, and the operation of linkage subassembly will drive the sampling subassembly and stretch into the soil in situ and come to take a sample to soil. The device is in the drilling completion back, need not that the worker personnel use other instrument to take a sample soil, the simple operation, and the device can take the soil of the different degree of depth to soil texture to detect more accurately to soil.
2. When the sampling cylinder extends into the soil layer for soil sampling, the soil retaining assembly automatically opens the sampling cylinder, so that soil can conveniently enter the sampling cylinder; when the sampling cylinder is recovered to the containing hole, the soil retaining assembly automatically closes the sampling cylinder, so that the soil in the sampling cylinder is not easy to fall out of the sampling cylinder.
3. The soil breaking blade is convenient for the sampling cylinder to be easier to stretch into the soil layer to sample the soil.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic structural diagram of a sampling assembly according to an embodiment of the present application;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
fig. 5 is a schematic structural view for embodying the soil guard assembly in the embodiment of the present application.
In the figure: 1. a base; 11. a hole of abdication; 12. a support plate; 13. a top plate; 2. drilling a rod; 21. an accommodating cavity; 22. a housing hole; 3. a drive assembly; 31. a drive motor; 32. a cylinder; 33. a driving gear; 34. a driven gear; 35. a drive rod; 4. a jacking assembly; 41. a slide plate; 42. a guide bar; 43. a top rod; 5. a linkage assembly; 51. a transmission rod; 52. a connecting rod; 53. a first gear; 54. a second gear; 55. a third gear; 6. a sampling assembly; 61. a sampling tube; 611. a ground breaking blade; 62. connecting blocks; 621. a threaded hole; 63. a screw; 64. a fourth gear; 65. a fifth gear; 7. a soil retaining assembly; 71. a baffle plate; 72. rotating the rod; 73. a torsion spring; 8. pushing the plate; 81. a spring.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses probing device for geotechnical investigation. Referring to fig. 1, a probing device for geotechnical investigation is including locating drilling rod 2 on base 1, and the roof of base 1's center department runs through and has seted up the hole of stepping down 11, and the diameter of the hole of stepping down 11 is greater than the width of drilling rod 2, and the hole of stepping down 11 is convenient for drilling rod 2 to move down and is carried out the drilling to ground. The top of drilling rod 2 is connected with backup pad 12 through the bearing rotation, and the top of base 1 is provided with roof 13 through the body of rod is fixed, and roof 13 is located the top of backup pad 12, is provided with drive assembly 3 between backup pad 12 and the roof 13. When needs carry out the ground reconnaissance, move the device to required drilling hole department, then start drive assembly 3 and drive drilling rod 2 and rotate and vertical downstream and come to drill to ground to be convenient for follow-up reconnaissance the ground.
Referring to fig. 1 and 2, the driving assembly 3 includes a driving motor 31, a cylinder 32, a driving rod 35, a driving gear 33 and a driven gear 34, the driving rod 35 penetrates through the center of the top wall of the supporting plate 12 and is coaxially fixed with the top wall of the drill rod 2, the driving rod 35 can rotate, the driving motor 31 is disposed on the supporting plate 12, the rotating shaft of the driving motor 31 is coaxially fixed with the driving gear 33, one end of the driving rod 35, which is located above the supporting plate 12, is coaxially fixed with the driven gear 34, and the driving gear 33 is engaged with the driven gear 34. The body of cylinder 32 runs through the roof of roof 13 and with roof 13 fixed connection, and the cylinder 32 is two in this application embodiment, and the push rod of cylinder 32 and the roof fixed connection of backup pad 12. When needs are bored, start cylinder 32 drive drilling rod 2 and remove towards ground, meanwhile, start driving motor 31 and drive driving gear 33 and rotate, driving gear 33's rotation will drive driven gear 34, actuating lever 35 and drilling rod 2's rotation in proper order to can drill to ground fast, and then be convenient for follow-up reconnaissance the ground.
Referring to fig. 2 and 3, be provided with between base 1 and the backup pad 12 and be used for carrying out the jacking subassembly 4 that the jacking is carried out driving motor 31, be provided with on the drilling rod 2 and be used for carrying out a plurality of groups of sampling component 6 of taking a sample to the soil of the different degree of depth, sampling component 6 is three groups altogether in the embodiment of this application, and three groups of sampling component 6 are along the even arrangement of vertical direction on drilling rod 2, are provided with linkage assembly 5 between sampling component 6 and the driving motor 31. When drilling is to be completed, the driving motor 31 is jacked to be connected with the linkage assembly 5 through the jacking assembly 4, the driving gear 33 is separated from the driven gear 34 at the moment, so that the drill rod 2 does not rotate continuously, then the air cylinder 32 is closed to recover the drill rod 2, the driving motor 31 drives the driving gear 33 to rotate continuously, the driving gear 33 rotates to drive the linkage assembly 5 to operate, and the linkage assembly 5 operates to drive the sampling assembly 6 to extend into the soil layer to sample the soil; after the sample finishes, staff drive driving motor 31 reversal comes to retrieve sampling component 6, and cylinder 32 drive drilling rod 2 is retrieved again at last and retrieves and take out soil and detect the soil property of soil after retrieving to the ground top. The device is in the drilling completion back, need not that the worker personnel use other instrument to take a sample soil, the simple operation, and the device can take the soil of the different degree of depth to soil texture to detect more accurately to soil.
Referring to fig. 3, the jacking assembly 4 includes a sliding plate 41, a guide rod 42 and a top rod 43, the sliding plate 41 is disposed on the top of the support plate 12, two ends of the sliding plate 41 extend out of the support plate 12 along the length direction, the driving motor 31 is fixed on the top of the sliding plate 41, the guide rod 42 is welded on the top wall of the support plate 12, the guide rod 42 penetrates through the sliding plate 41, the sliding plate 41 can slide on the guide rod 42 along the vertical direction, and the guide rod 42 improves the sliding stability of the sliding plate 41 in the vertical direction. The push rods 43 are welded to the top wall of the base 1, the number of the push rods 43 is two in the embodiment of the present application, and the two push rods 43 are distributed at two ends of the base 1 in the width direction. When drilling is to be completed, the top wall of the ejector rod 43 abuts against the bottom walls of the two ends of the sliding plate 41 extending out of the supporting plate 12, and when the air cylinder 32 pushes the drill rod 2 to continue downwards, the ejector rod 43 lifts the sliding plate 41, the driving gear 33 is separated from the driven gear 34 and connected with the linkage assembly 5, so that the sampling assembly 6 is driven by the linkage assembly 5 to extend into the soil layer to sample the soil.
Referring to fig. 2 and 3, the linkage assembly 5 includes a transmission rod 51, a connection rod 52, a first gear 53, a second gear 54, and a third gear 55, the accommodating cavity 21 is opened in the drill rod 2, the connection rod 52 is rotatably connected to the top of the support plate 12 through a plate body and horizontally disposed, one end of the connection rod 52 close to the driving rod 35 is coaxially fixed with the first gear 53, and one end of the connection rod 52 far away from the driving rod 35 is coaxially fixed with the second gear 54. The transmission rod 51 is rotatably connected with the inner top wall of the accommodating cavity 21 and is vertically arranged, the top end of the transmission rod 51 penetrates through the inner wall of the accommodating cavity 21 and the bottom wall of the supporting plate 12 and extends to the upper side of the supporting plate 12, one end, located above the supporting plate 12, of the transmission rod 51 is coaxially fixed with the third gear 55, the third gear 55 is meshed with the second gear 54, and one end, located in the accommodating cavity 21, of the transmission rod 51 is connected with the sampling assembly 6. When the driving gear 33 is separated from the driven gear 34 and moves toward the first gear 53, the driving gear 33 is engaged with the first gear 53 along with the ascending movement in the process, so that the driving gear 33 cannot be instantaneously engaged, a dead-end period is generated, the driving gear 33 and the first gear 53 are damaged to a certain extent, and the driving gear 33 and the first gear 53 are easy to replace; when the driving gear 33 is engaged with the first gear 53, the rotation of the driving gear 33 will sequentially drive the first gear 53, the connecting rod 52, the second gear 54, the third gear 55 and the transmission rod 51 to rotate, and the rotation of the transmission rod 51 will drive the sampling assembly 6 to extend into the soil layer to sample the soil.
Referring to fig. 4, the sampling assembly 6 includes a sampling cylinder 61, a connecting block 62, a screw 63, a fourth gear 64 and a fifth gear 65, three containing holes 22 are formed in the side wall of the drill rod 2, the three containing holes 22 are uniformly arranged on the drill rod 2 along the vertical direction, the containing holes 22 are communicated with the containing cavity 21, the sampling cylinder 61 is fittingly inserted into the containing holes 22, the sampling cylinder 61 is square, one end of the sampling cylinder 61 extends into the containing cavity 21, the other end of the sampling cylinder 61 is flush with the opening of the containing hole 22, the end wall of one end of the sampling cylinder 61 in the containing cavity 21 is welded and fixed with the connecting block 62, a threaded hole 621 is formed in the side wall of the connecting block 62 on the side far away from the sampling cylinder 61, the screw 63 is horizontally arranged in the containing cavity 21 and rotatably connected with the inner wall of the containing cavity 21 through a plate body, one end of the screw 63 is screwed in the threaded hole 621, and the other end of the screw 63 is coaxially fixed with the fifth gear 65, one end of the transmission rod 51 located in the accommodating cavity 21 is coaxially fixed with the fourth gear 64, and the fourth gear 64 is meshed with the fifth gear 65. When the transmission rod 51 rotates, the rotation of the transmission rod 51 will drive the rotation of the fourth gear 64, the fifth gear 65 and the screw 63 in turn, and the rotation of the screw 63 will drive the connecting block 62 to drive the sampling cylinder 61 to extend into the soil layer to sample the soil.
In addition, the side wall of one side of the sampling cylinder 61 departing from the connecting block 62 is welded with a soil breaking blade 611, the section of the soil breaking blade 611 is triangular, and the soil breaking blade 611 is convenient for the sampling cylinder 61 to extend into the soil layer more easily to sample the soil.
Referring to fig. 5, a soil retaining assembly 7 is arranged at an opening of the sampling cylinder 61, and when the sampling cylinder 61 extends into a soil layer for soil sampling, the soil retaining assembly 7 automatically opens the sampling cylinder 61, so that soil can enter the sampling cylinder 61 conveniently; when the sampling cylinder 61 is recovered to the containing hole 22, the soil retaining assembly 7 will automatically close the sampling cylinder 61, so that the soil in the sampling cylinder 61 is not easy to fall out of the sampling cylinder 61.
Referring to fig. 5, the soil blocking assembly 7 includes a baffle 71, a rotating rod 72 and a torsion spring 73, the rotating rod 72 is rotatably connected with the inner wall of the opening of the sampling tube 61, the rotating rod 72 is horizontally disposed, the baffle 71 is sleeved on the rotating rod 72 through a shaft sleeve, the torsion spring 73 is also sleeved on the rotating rod 72, one end of the torsion spring 73 is abutted against the side wall of one side of the baffle 71 close to the connecting block 62, and the other end of the torsion spring is abutted against the top wall of the sampling tube 61. When the sampling cylinder 61 extends into a soil layer for soil sampling, the soil extrudes the baffle 71 until the baffle 71 turns over and opens towards one side of the cylinder bottom of the sampling cylinder 61, and at the moment, the torsion spring 73 deforms and stores force, so that the soil can conveniently enter the sampling cylinder 61; when the sampling tube 61 is recovered, the torsion spring 73 will recover the deformation, so that the baffle 71 will automatically turn over to the state of closing the sampling tube 61, and further the soil in the sampling tube 61 is not easy to fall out of the sampling tube 61.
Referring to fig. 4, a push plate 8 is inserted into the sampling tube 61, and the push plate 8 can slide in the horizontal direction. The inside welding of sampler barrel 61 has spring 81, the lateral wall welded fastening of one side of baffle 71 is kept away from with push pedal 8 to spring 81, the other end and the bobbin base welded fastening of sampler barrel 61, after soil gets into in the sampler barrel 61, soil can promote push pedal 8, push pedal 8 removes to the bobbin base of sampler barrel 61 through spring 81's deformation this moment, then after drilling rod 2 retrieves to the ground top, the staff opens baffle 71, push pedal 8 will move to the opening part of sampler barrel 61 through spring 81's elasticity, soil will be pushed away outside sampler barrel 61 by soil this moment, thereby it takes soil in the sampler barrel 61 to need not the staff to stretch into with the hand, and the operation is convenient.
The implementation principle of the drilling device for geotechnical investigation in the embodiment of the application is as follows: when the geotechnical investigation needs to be carried out, the device is moved to a needed drill hole, the air cylinder 32 is started to drive the drill rod 2 to move towards the ground, meanwhile, the driving motor 31 is started to drive the driving gear 33 to rotate, the driving gear 33 rotates to drive the driven gear 34, the driving rod 35 and the drill rod 2 to rotate in sequence, and therefore the ground can be drilled quickly; when drilling is to be completed, the top wall of the ejector rod 43 abuts against the bottom walls of the two ends, extending out of the support plate 12, of the sliding plate 41, and the ejector rod 43 pushes the sliding plate 41 downwards along with the air cylinder 32 pushing the drill rod 2, at the moment, the driving gear 33 is separated from the driven gear 34 and meshed with the first gear 53, the driving gear 33 rotates to sequentially drive the first gear 53, the connecting rod 52, the second gear 54, the third gear 55 and the transmission rod 51 to rotate, the transmission rod 51 rotates to sequentially drive the fourth gear 64, the fifth gear 65 and the screw 63 to rotate, the screw 63 rotates to drive the connecting block 62 to drive the sampling cylinder 61 to extend into a soil layer to sample the soil, and finally, the air cylinder 32 is started again to drive the drill rod 2 to be recovered and recovered to the above ground, and then the soil is taken out and the soil quality of the soil is detected. The device is accomplished the back at drilling, need not worker's personnel and uses other instrument to take a sample to soil, the simple operation, and the device can take the soil of the different degree of depth to it is more accurate to the soil property detection of soil.
The embodiment of the application also discloses a construction method of the drilling device for the geotechnical investigation.
A construction method of a drilling device for geotechnical investigation comprises the following steps:
s1, moving the drilling device to the required drilling hole;
s2, starting the driving motor 31 to drive the drill rod 2 to rotate; at the same time, the cylinder 32 is activated to push the drill rod 2 to move towards the ground, so as to drill the ground;
s3, after drilling is finished, closing the air cylinder 32, and through the abutting joint of the ejector rod 43 and the sliding plate 41, the sliding plate 41 drives the driving motor 31 to slide upwards until the driving gear 33 is meshed with the first gear 53;
s4, the rotation of the first gear 53 drives the connecting rod 52, the second gear 54, the third gear 55, the transmission rod 51, the fourth gear 64, the fifth gear 65 and the screw 63 to rotate in sequence, and the screw 63 rotates to push the sampling cylinder 61 to be inserted into a soil layer to sample the soil;
s5, controlling the driving motor 31 to rotate reversely by the staff, so as to recover the sampling cylinder 61;
s6, starting the air cylinder 32 to recover the drill rod 2;
s7, the worker takes out the soil in the sampling cylinder 61 and detects the soil quality.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a probing device for geotechnical investigation, is including locating drilling rod (2) on base (1), its characterized in that: the top of drilling rod (2) is rotated and is connected with backup pad (12), the fixed roof (13) that is provided with in top of base (1), backup pad (12) with be provided with between roof (13) and be used for the drive drilling rod (2) carry out drive assembly (3) of driling, base (1) with be provided with jacking subassembly (4) between backup pad (12), be provided with on drilling rod (2) and be used for carrying out a plurality of groups sampling component (6) of taking a sample to the soil of the different degree of depth, a plurality of groups sampling component (6) are located along vertical direction on drilling rod (2), sampling component (6) with be provided with linkage subassembly (5) between drive assembly (3).
2. The drilling apparatus for geotechnical investigation of claim 1, wherein: drive assembly (3) include driving motor (31), cylinder (32), actuating lever (35), driving gear (33) and driven gear (34), driving motor (31) are located on backup pad (12) just the pivot of driving motor (31) with driving gear (33) coaxial fixation, the body of cylinder (32) with roof (13) fixed connection, the push rod of cylinder (32) with backup pad (12) fixed connection, actuating lever (35) run through backup pad (12) and with drilling rod (2) coaxial fixation, driven gear (34) with actuating lever (35) coaxial fixation just driven gear (34) with driving gear (33) mesh mutually.
3. The drilling apparatus for geotechnical investigation of claim 2, wherein: jacking subassembly (4) include slide (41), guide bar (42) and ejector pin (43), the top of backup pad (12) is located in slide (41), guide bar (42) are fixed in the top of backup pad (12) just runs through slide (41), ejector pin (43) are fixed in the roof of base (1), and work as drilling of drilling rod (2) finishes the back, ejector pin (43) with slide (41) looks butt.
4. A boring device for geotechnical investigation according to claim 3, wherein: the linkage assembly (5) comprises a transmission rod (51), a connecting rod (52), a first gear (53), a second gear (54) and a third gear (55), an accommodating cavity (21) is formed in the drill rod (2), the transmission rod (51) is rotatably connected with the inner wall of the accommodating cavity (21), the transmission rod (51) penetrates through the inner wall of the accommodating cavity (21), the connecting rod (52) is rotatably connected to the top of the supporting plate (12), one end of the connecting rod (52) is coaxially fixed with the first gear (53), the other end of the connecting rod is coaxially fixed with the second gear (54), after the drill rod (2) is drilled, the first gear (53) is meshed with the driving gear (33), the third gear (55) and one end, located at the top of the supporting plate (12), of the transmission rod (51) are coaxially fixed, and the third gear (55) is meshed with the second gear (54), one end of the transmission rod (51) positioned in the accommodating cavity (21) is connected with the sampling assembly (6).
5. The drilling apparatus for geotechnical investigation of claim 4, wherein: the sampling component (6) comprises a sampling cylinder (61), a connecting block (62), a screw (63), a fourth gear (64) and a fifth gear (65), the side wall of the drill rod (2) is provided with a containing hole (22), the containing hole (22) is communicated with the containing cavity (21), the sampling cylinder (61) is inserted into the containing hole (22), the connecting block (62) is fixedly connected with one end of the sampling cylinder (61) positioned in the containing cavity (21), a threaded hole (621) is formed in the side wall of the connecting block (62), one end of the screw rod (63) is connected into the threaded hole (621) in a threaded manner, the other end of the screw rod is coaxially fixed with the fifth gear (65), one end of the transmission rod (51) located in the accommodating cavity (21) is coaxially fixed with the fourth gear (64), and the fourth gear (64) is meshed with the fifth gear (65).
6. The drilling apparatus for geotechnical investigation of claim 5, wherein: the side wall of one side of the sampling cylinder (61) departing from the connecting block (62) is fixedly provided with a ground breaking blade (611), and the cross section of the ground breaking blade (611) is triangular.
7. The drilling apparatus for geotechnical investigation of claim 5, wherein: a soil retaining assembly (7) is arranged inside one end, away from the connecting block (62), of the sampling cylinder (61), and when the sampling cylinder (61) extends into the soil layer, the soil retaining assembly (7) opens the sampling cylinder (61); when the sampling cylinder (61) is recovered to the containing hole (22), the sampling cylinder (61) is closed by the soil retaining component (7).
8. The drilling apparatus for geotechnical investigation of claim 7, wherein: keep off native subassembly (7) including baffle (71), dwang (72) and torsional spring (73), dwang (72) with the inner wall of sampling tube (61) rotates to be connected, baffle (71) are located through the axle sleeve cover on dwang (72), torsional spring (73) are also overlapped and are located dwang (72) just the one end of torsional spring (73) with baffle (71) butt, the other end with the inner wall butt of sampling tube (61).
9. The drilling apparatus for geotechnical investigation of claim 5, wherein: the inside of sampler barrel (61) is inserted and is equipped with push pedal (8), just horizontal direction slip can be followed in push pedal (8), the inside of sampler barrel (61) is provided with spring (81), the inner wall fixed connection of one end and push pedal (8) fixed connection, the other end and sampler barrel (61) of spring (81).
10. A construction method based on the boring machine for geotechnical investigation claimed in any one of claims 1-9, characterized by comprising the steps of:
s1, moving the drilling device to the required drilling hole;
s2, starting the driving motor (31) to drive the drill rod (2) to rotate; meanwhile, the air cylinder (32) is started to push the drill rod (2) to move towards the ground, so that the ground is drilled;
s3, after drilling is finished, closing the air cylinder (32), and through the abutting joint of the ejector rod (43) and the sliding plate (41), the sliding plate (41) drives the driving motor (31) to slide upwards until the driving gear (33) is meshed with the first gear (53);
s4, the rotation of the first gear (53) drives the connecting rod (52), the second gear (54), the third gear (55), the transmission rod (51), the fourth gear (64), the fifth gear (65) and the screw (63) to rotate in sequence, and the screw (63) rotates to push the sampling cylinder (61) to be inserted into the soil layer to sample the soil;
s5, controlling the driving motor (31) to rotate reversely by a worker, so as to recover the sampling cylinder (61);
s6, starting the air cylinder (32) to recover the drill rod (2);
s7, the worker takes out the soil in the sampling cylinder (61) and detects the soil quality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210355905.5A CN114813208A (en) | 2022-04-06 | 2022-04-06 | Drilling device for rock and soil exploration and construction method |
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| CN202210355905.5A CN114813208A (en) | 2022-04-06 | 2022-04-06 | Drilling device for rock and soil exploration and construction method |
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| CN114813208A true CN114813208A (en) | 2022-07-29 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115096647A (en) * | 2022-08-25 | 2022-09-23 | 陇东学院 | Sampling device for petroleum geological exploration |
| CN115389260A (en) * | 2022-09-01 | 2022-11-25 | 中国有色金属工业昆明勘察设计研究院有限公司 | High tailing dam deep drilling sampling equipment and method |
| CN115655780A (en) * | 2022-10-17 | 2023-01-31 | 江西省地质工程集团有限公司 | Earth-rock mixture layered sampling device for geotechnical engineering |
| CN116296538A (en) * | 2023-02-21 | 2023-06-23 | 湖北煤炭地质一二五队 | Multifunctional high-efficiency drilling device for geological investigation |
| CN116337517A (en) * | 2023-05-30 | 2023-06-27 | 山东智迈德智能科技有限公司 | Multi-level sample sampling device for geological exploration |
| CN117571379A (en) * | 2024-01-17 | 2024-02-20 | 中国地质大学（北京） | Transverse sampling device and sampling method for engineering geological investigation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115096647A (en) * | 2022-08-25 | 2022-09-23 | 陇东学院 | Sampling device for petroleum geological exploration |
| CN115096647B (en) * | 2022-08-25 | 2022-11-11 | 陇东学院 | Sampling device for petroleum geological exploration |
| CN115389260A (en) * | 2022-09-01 | 2022-11-25 | 中国有色金属工业昆明勘察设计研究院有限公司 | High tailing dam deep drilling sampling equipment and method |
| CN115655780A (en) * | 2022-10-17 | 2023-01-31 | 江西省地质工程集团有限公司 | Earth-rock mixture layered sampling device for geotechnical engineering |
| CN115655780B (en) * | 2022-10-17 | 2024-04-26 | 江西省地质工程集团有限公司 | Soil-stone mixture layered sampling device for geotechnical engineering |
| CN116296538A (en) * | 2023-02-21 | 2023-06-23 | 湖北煤炭地质一二五队 | Multifunctional high-efficiency drilling device for geological investigation |
| CN116296538B (en) * | 2023-02-21 | 2024-03-08 | 湖北煤炭地质一二五队 | Multifunctional high-efficiency drilling device for geological investigation |
| CN116337517A (en) * | 2023-05-30 | 2023-06-27 | 山东智迈德智能科技有限公司 | Multi-level sample sampling device for geological exploration |
| CN117571379A (en) * | 2024-01-17 | 2024-02-20 | 中国地质大学（北京） | Transverse sampling device and sampling method for engineering geological investigation |
| CN117571379B (en) * | 2024-01-17 | 2024-03-29 | 中国地质大学（北京） | Transverse sampling device and sampling method for engineering geological investigation |
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