CN115165617A - Self-drilling type hole bottom spinning shearing instrument - Google Patents
Self-drilling type hole bottom spinning shearing instrument Download PDFInfo
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- CN115165617A CN115165617A CN202211095778.6A CN202211095778A CN115165617A CN 115165617 A CN115165617 A CN 115165617A CN 202211095778 A CN202211095778 A CN 202211095778A CN 115165617 A CN115165617 A CN 115165617A
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- 238000010008 shearing Methods 0.000 title claims abstract description 46
- 238000005553 drilling Methods 0.000 title claims abstract description 38
- 238000009987 spinning Methods 0.000 title claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 239000002689 soil Substances 0.000 abstract description 59
- 238000012360 testing method Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 5
- 239000002893 slag Substances 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 239000000523 sample Substances 0.000 description 43
- 230000035515 penetration Effects 0.000 description 15
- 238000001514 detection method Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000011897 real-time detection Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/24—Investigating strength properties of solid materials by application of mechanical stress by applying steady shearing forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0025—Shearing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/005—Electromagnetic means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0244—Tests performed "in situ" or after "in situ" use
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/025—Geometry of the test
- G01N2203/0258—Non axial, i.e. the forces not being applied along an axis of symmetry of the specimen
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0676—Force, weight, load, energy, speed or acceleration
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Abstract
The invention provides a self-drilling type hole bottom spinning shearing instrument, belongs to the technical field of shearing instruments, and comprises a lifting assembly and a shearing assembly. Lifting unit includes the mounting bracket, first motor, the actuating lever, transmission seat and link, first motor is fixed in the mounting bracket, the actuating lever rotates in the mounting bracket, and the actuating lever is fixed in first motor, the transmission seat transmission is in the actuating lever, the transmission seat is arranged in to the link, it includes the gyrator to cut the subassembly, hydraulic chuck, the drilling rod, pressure sensor, hold platform portion and cone portion, the gyrator is fixed in the link, hydraulic chuck rotates in the gyrator, drilling rod demountable installation is in hydraulic chuck, pressure sensor sets up in the drilling rod, hold platform portion demountable installation in the drilling rod, cone portion smooth connection is in holding platform portion, cone portion divide into oblique taper plate and oblique frustum, oblique taper plate smooth connection is in holding platform portion, oblique frustum smooth connection is between oblique taper plate and holding platform portion. The device can improve the problem that the soil layer can not be subjected to a shear test and is not beneficial to slag discharge.
Description
Technical Field
The invention relates to the technical field of shearing instruments, in particular to a self-drilling type hole bottom spinning shearing instrument.
Background
The cone Dynamic Penetration Test (DPT) is one of the conventional in-situ test methods in geotechnical engineering investigation, and is characterized by that it utilizes a certain mass of drop hammer to drive a cone-shaped probe with standard specification into the soil layer with a certain height of free drop distance, and according to the probe penetration number, penetration degree or dynamic penetration resistance the change of soil layer can be discriminated so as to evaluate the engineering property of soil. However, human factors such as the height of the drop weight, the reading measurement method, etc. have a great influence on the experimental results. And the penetration number of the dynamic penetration is generally a hook with the compactness of soil. Therefore, it is necessary to develop a shearing apparatus with high automation degree and capable of measuring various physical and mechanical parameters of the soil.
However, most probes of the shearing apparatus cannot perform a shearing test on a soil layer when being drilled into rock soil, and are not favorable for deslagging when the probes rotate, and the drilling performance is poor.
Disclosure of Invention
In order to make up for the defects, the invention provides a self-drilling type hole bottom spinning shearing instrument, aiming at solving the problems that the soil layer can not be subjected to a shearing test and the slag discharge is not facilitated.
The invention is realized in the following way: the invention provides a self-drilling type hole bottom spinning shearing instrument which comprises a lifting assembly and a shearing assembly.
Lifting unit includes mounting bracket, first motor, actuating lever, driving seat and link, first motor fixed connection in the mounting bracket, the actuating lever rotate connect in the mounting bracket, just the one end fixed connection of actuating lever in the output of first motor, the driving seat transmission connect in the actuating lever, the link erects to be arranged in the driving seat is kept away from one side of actuating lever.
The shearing assembly comprises a gyrator, a hydraulic chuck, a drill rod, a pressure sensor, a bearing part and a conical head part, the gyrator is fixedly connected with the connecting frame, the hydraulic chuck is rotatably connected with the gyrator, the drill rod is detachably installed at one end of the gyrator, the pressure sensor is arranged at the drill rod, the bearing part is detachably installed at one end of the drill rod, which is far away from the hydraulic chuck, of the drill rod, and the conical head part is smoothly connected with the bearing part, which is far away from one end of the drill rod.
The cone head part is divided into an inclined cone plate and an inclined frustum, the inclined cone plate is smoothly connected with the bearing part, and the inclined frustum is smoothly connected between the inclined cone plate and the bearing part.
In an embodiment of the present invention, the adjusting device further includes an adjusting assembly, the adjusting assembly includes a fixed seat, a rotating seat, a second motor, a worm, a mounting seat, a first gear, a second gear, and a third motor, the fixed seat is fixedly connected to the driving seat, the rotating seat is hinged to the fixed seat, the second motor is fixedly connected to the rotating seat, the worm is fixedly connected to the second motor, the worm is in transmission connection with the fixed seat, the mounting seat is hinged to the rotating seat, the first gear is fixedly connected to one side of the mounting seat far away from the rotating seat, the second gear is in meshing transmission with the first gear, the third motor is fixedly connected to the connecting frame, and the second gear is in keyed connection with an output end of the third motor.
In an embodiment of the present invention, the mounting frame is fixedly connected with a sliding rod, the transmission seat is fixedly connected with a sliding sleeve, and the sliding sleeve is slidably connected to the sliding rod.
In one embodiment of the invention, the drive rod is provided with an external thread portion and the transmission seat is provided with an internal thread portion, the external thread portion being adapted to the internal thread portion.
In one embodiment of the invention, the mounting frame is fixedly connected with a diagonal draw bar, and the diagonal draw bar is configured for carrying out balance support on the mounting frame.
In an embodiment of the invention, a hollow female head is arranged in the bearing platform part, and the drill rod is detachably mounted on the hollow female head.
In one embodiment of the present invention, the height of the frustum cone is half of that of the inclined conical plate, and the frustum cone and the inclined conical plate are of an integral structure.
In an embodiment of the present invention, the sliding rod is provided with a plurality of sliding rods, and the sliding rods are respectively and uniformly arranged at two side positions of the driving rod.
In one embodiment of the invention, the thickness of the tapered plate is 4-6mm, and the height of the bearing part is 40-50mm.
In one embodiment of the present invention, the first motor is a servo motor.
In one embodiment of the invention, the drive rod is rotatably connected to the mounting frame by a bearing.
In an embodiment of the present invention, the fixing seat is provided with teeth, the teeth are adapted to the worm, and the worm can be driven to the teeth.
The invention has the beneficial effects that: when the self-drilling hole bottom spinning shearing machine is used and a probe needs to be driven into a soil layer, the first motor is started, the driving rod is driven by the first motor to rotate, the driving seat can move up and down on the driving rod, the connecting frame can be driven to move up and down, the gyrator moves up and down along with the connecting frame, the hydraulic chuck also moves up and down along with the gyrator, the drill rod moves up and down, the pressure sensor also moves up and down, the bearing part and the conical head part move up and down, the probe can be driven into the soil layer, and when the rotating speed of the first motor is the highest, the probe can quickly hit into a soil layer and then the soil layer is detected, when the shearing probe is pressed into the soil by the power of the first motor, the gyrator is started, the hydraulic chuck rotates along with the gyrator, the drill rod is driven to rotate, the bearing part and the cone part rotate in the soil layer, and then the shearing operation in the soil layer is realized, and in order to intelligently control and monitor the drilling pressure of the drill bit, the torque of the drill bit, the rotating speed of the drill bit and the drilling speed of the drill bit in the drilling process in real time, the purposes of soil body layering, soil body mechanical parameter acquisition and the like are realized, the detection is carried out by the pressure sensor arranged on the drill rod, so that data can be timely obtained, and the real-time detection is realized;
the device can carry out shear test to the soil layer when the probe of shearing appearance drills into the ground, is favorable to the row sediment when the probe rotates moreover to and increase the performance of creeping into.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic diagram of the overall apparatus structure provided by an embodiment of the present invention;
FIG. 2 is a schematic diagram of a partial assembly structure provided in an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a lifting assembly according to an embodiment of the present invention;
FIG. 4 is a schematic illustration of an explosive structure provided by an embodiment of the present invention;
FIG. 5 is a schematic diagram of an exploded structure of a lifting assembly according to an embodiment of the present invention;
FIG. 6 is a schematic view of a shear assembly according to an embodiment of the present invention;
fig. 7 is a schematic plan view of the structure provided by the embodiment of the present invention.
In the figure: 100-a lifting assembly; 110-a mounting frame; 111-a slide bar; 112-diagonal draw bars; 120-a first motor; 130-a drive rod; 131-an external threaded portion; 140-a transmission seat; 141-a sliding sleeve; 142-an internal threaded portion; 150-a link; 200-a shear assembly; 210-a gyrator; 220-a hydraulic chuck; 230-a drill pipe; 240-a pressure sensor; 250-a table portion; 251-hollow female head; 260-conical head; 261-oblique conical plate; 262-oblique frustum; 300-an adjustment assembly; 310-a fixed seat; 311-teeth; 320-a rotating seat; 330-a second motor; 340-a worm; 350-a mounting seat; 360-a first gear; 370-a second gear; 380-third motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without inventive efforts based on the embodiments of the present invention, are within the scope of protection of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation that the first and second features are not in direct contact, but are in contact via another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.
Examples
The cone Dynamic Penetration Test (DPT) is one of the conventional in-situ test methods in geotechnical engineering investigation, and is characterized by that it utilizes a certain mass of drop hammer to impact a cone probe with standard specification into the soil layer with a certain height of free drop distance, and utilizes the probe penetration number, penetration degree or dynamic penetration resistance to judge the change of soil layer so as to evaluate the engineering property of soil. However, artificial factors such as the height of the drop weight, the reading measurement method, etc. have a great influence on the experimental results. And the penetration number of the dynamic penetration is generally a hook with the compactness of soil. Therefore, it is necessary to develop a shearing apparatus with high automation degree and capable of measuring various physical and mechanical parameters of the soil.
However, most of the probes of the shearing apparatus cannot perform a shearing test on the soil layer when being drilled into the rock soil, and are not beneficial to slag discharge when the probes rotate, and the drilling performance is poor.
Referring to fig. 1, the present invention provides a technical solution: a self-drilling bottom-hole spinning shear apparatus comprises a lifting assembly 100 and a shearing assembly 200.
Referring to fig. 1, a shearing assembly 200 is mounted on a lifting assembly 100, the lifting assembly 100 is mainly used for pressing a shearing probe into the soil, the shearing assembly 200 is mainly used for pressing the shearing probe into the soil by the lifting assembly 100, then the shearing unit is rotated to realize the rock-soil body shearing process, and the drilling pressure, the torque, the rotation speed and the drilling speed of a drill bit are intelligently controlled and monitored in the drilling process, so that the purposes of soil body layering, soil body mechanical parameter acquisition and the like are realized.
Referring to fig. 2, 3 and 5, in this embodiment, the lifting assembly 100 includes an installation frame 110, a first motor 120, a driving rod 130, a driving seat 140 and a connection frame 150, the first motor 120 is fixedly connected to the installation frame 110 through a bolt, the driving rod 130 is rotatably connected to the installation frame 110, an upper end of the driving rod 130 is fixedly connected to an output end of the first motor 120, the driving seat 140 is connected to the driving rod 130 in a driving manner, and the connection frame 150 is disposed on a side of the driving seat 140 away from the driving rod 130, so that the probe can be quickly driven into a soil layer, and then soil layer detection is performed.
Referring to fig. 2, fig. 3 and fig. 5, in a specific configuration, it should be noted that the mounting frame 110 is fixedly connected with a sliding rod 111, the sliding rod 111 is provided with a plurality of sliding sleeves 141 which are respectively and uniformly arranged at two sides of the driving rod 130, the driving seat 140 is fixedly connected with a sliding sleeve 141, and the sliding sleeve 141 is slidably connected to the sliding rod 111. The driving rod 130 is provided with an external thread portion 131, the driving holder 140 is provided with an internal thread portion 142, and the external thread portion 131 is fitted to the internal thread portion 142. The mounting bracket 110 is fixedly connected with a diagonal draw bar 112, and the diagonal draw bar 112 is configured to be used for carrying out balance support on the mounting bracket 110. The first motor 120 is a servo motor. The driving rod 130 is rotatably connected to the mounting frame 110 through a bearing, the sliding sleeve 141 on the driving seat 140 can stably lift on the sliding rod 111 through the sliding rod 111, so that the probe can be stably driven into the soil layer, then the soil layer is sheared, monitoring data is obtained, the driving seat 140 can be driven by the first motor 120 to move up and down through the external thread part 131 of the driving rod 130 and the internal thread part 142 of the driving seat 140, and the operation of driving the probe into the soil layer is realized by matching with the sliding rod 111.
Referring to fig. 2 and 6, in the present embodiment, the shearing assembly 200 includes a gyrator 210, a hydraulic chuck 220, a drill rod 230, a pressure sensor 240, a bearing platform portion 250, and a cone portion 260, the gyrator 210 is fixedly connected to the connecting frame 150, the hydraulic chuck 220 is rotatably connected to the gyrator 210, the drill rod 230 is detachably mounted at an end of the hydraulic chuck 220 away from the gyrator 210, the pressure sensor 240 is disposed at the drill rod 230, (the type of the pressure sensor 240 may be PT 124G-211), the bearing platform portion 250 is detachably mounted at an end of the drill rod 230 away from the hydraulic chuck 220, the cone portion 260 is smoothly connected to an end of the bearing platform portion 250 away from the drill rod 230, and the cone portion 260 and the bearing platform portion 250 should be cut at one step during mechanical manufacturing, rather than spliced, so that the whole shearing unit is integrated.
Referring to fig. 2, 6 and 7, in some specific embodiments, the bit part 260 is divided into a tapered plate 261 and a tapered table 262, the tapered plate 261 is smoothly connected to the table part 250, the tapered table 262 is smoothly connected between the tapered plate 261 and the table part 250, a hollow female head 251 is provided in the table part 250, the drill rod 230 is detachably mounted to the hollow female head 251, the height of the tapered table 262 is half of that of the tapered plate 261, the thickness of the tapered plate 261 is 4-6mm, the height of the table part 250 is 40-50mm, and the tapered table 262 and the tapered plate 261 are of an integral structure, by cutting the bit part 260 of the probe into the shape formed by the tapered plate 261 and the tapered table 262, and making the height of the tapered table 262 be half of that of the tapered plate 261, so that the bottom extends to the table part 250, the structure of the probe can facilitate slag discharge, and the tapered plate 261 and the tapered table 262 are of an integral structure, thereby making the shearing performance in the case that the cutting performance is good, and making the bottom of the hollow drill rod 230 can be extended to the bit 250 to be connected to the soil layer, thereby making it possible to reduce the size of the drill rod 230, and making it possible to be easily and to be easily connected to be easily operated by a fine soil layer.
Referring to fig. 7, in a specific setting, it should be noted that, in order to enable the probe to be suitable for different soil layers for shearing, the probe may be set to be of several types. 1. The cone tip is 90 degrees, the thickness of the inclined cone plate 261 is 5mm, the radius of the bearing platform is 46mm, and the height is 60mm; the cone head and the bearing platform are connected smoothly, the joint is a fillet with the radius of 5mm and the angle of 135 degrees, the height of the inclined cone platform 262 is half of that of the cone head, and the cutting is finished in one step instead of splicing when the shearing probe is mechanically manufactured, so that the whole shearing unit has integrity; 2. the cone tip is 60 degrees, the thickness of the inclined cone plate 261 is 5mm, the radius of the bearing platform is 46mm, and the height is 60mm; the cone head and the bearing platform are connected smoothly, the joint is a fillet with the radius of 5mm and the angle of 150 degrees, wherein the concave area is divided into two parts, the concave area of the cone head part 260 is cut by a bevel cone, the concave area of the bearing platform part 250 is cut by an ellipsoid and is cut by one step when the shearing probe is mechanically manufactured, but not spliced, so that the whole shearing unit has integrity; 3. the cone tip is 90 degrees, the thickness of the inclined cone plate 261 is 5mm, the radius of the bearing platform is 46mm, and the height is 60mm; the cone head and the bearing platform are connected smoothly, the joint is a fillet with the radius of 5mm and the angle of 135 degrees, wherein the concave part is divided into two parts, the concave area of the part of the cone head part 260 is cut by a bevel cone, the concave area of the part of the bearing platform part 250 is cut by an ellipsoid and is cut by one step when the shearing probe is mechanically manufactured, but the splicing is finished, so that the whole shearing unit has integrity. And then can install according to the probe of above three kinds of models and use.
It should be noted that, in general shearing instruments, a conical probe with standard specifications is driven into a soil layer by a drop hammer with certain mass and a free drop distance with certain height, and the change of the soil layer is judged according to the penetration number, penetration degree or dynamic penetration resistance of the probe to evaluate the engineering property of the soil, but the method can not carry out comprehensive detection, and the data and the condition that the probe drives into the soil layer in the oblique direction are not considered, so that the detected data are not comprehensive.
Referring to fig. 2, 4 and 5, to solve the above problem, in an embodiment of the present invention, the adjusting assembly 300 further includes a fixing base 310, a rotating base 320, a second motor 330, a worm 340, a mounting base 350, a first gear 360, a second gear 370 and a third motor 380, the fixing base 310 is fixedly connected to the transmission base 140 by welding, the rotating base 320 is hinged to the fixing base 310, the second motor 330 is fixedly connected to the rotating base 320 by a bolt, the worm 340 is fixedly connected to the second motor 330, the worm 340 is in transmission connection with the fixing base 310, the fixing base 310 is provided with teeth 311, the teeth 311 are adapted to the worm 340, and the worm 340 can be transmitted to the teeth 311, so that the rotating base 320 rotates on the fixing base 310 by adapting the worm 340 and the teeth 311, thereby achieving an angle adjustment. The mounting base 350 is hinged to the rotating base 320, the first gear 360 is fixedly connected to one side, away from the rotating base 320, of the mounting base 350, the second gear 370 is in meshing transmission with the first gear 360, the third motor 380 is fixedly connected to the connecting frame 150, and the second gear 370 is in key connection with the output end of the third motor 380. The angle of the probe can be adjusted, and then soil layer detection can be carried out at different positions and different angles, and further omnidirectional data can be obtained.
Specifically, the working principle of the self-drilling hole bottom spinning shearing instrument is as follows: when the probe is used, when the probe needs to be driven into a soil layer, the first motor 120 is started, the driving rod 130 is driven by the first motor 120 to rotate, the driving seat 140 can move up and down on the driving rod 130, the connecting frame 150 can be driven to move up and down, the rotator 210 can move up and down along with the connecting frame 150, the hydraulic chuck 220 can also move up and down along with the rotator 210, the drill rod 230 can move up and down, the pressure sensor 240 can move up and down, the bearing part 250 and the cone part 260 can move up and down, the probe can be driven into the soil layer, when the rotating speed of the first motor 120 is the highest, the probe can be driven into the soil layer quickly, then, detecting a soil layer, wherein when the shearing probe is pressed into the soil by the power of the first motor 120, then the gyrator 210 is started, and then the hydraulic chuck 220 rotates along with the gyrator 210, and then the drill rod 230 is driven to rotate, and then the bearing part 250 and the cone part 260 rotate in the soil layer, so that the shearing operation in the soil layer is realized, and in order to intelligently control and monitor the drilling pressure of the drill bit, the torque of the drill bit, the rotation speed of the drill bit and the drilling speed of the drill bit in the drilling process in real time, the purposes of obtaining soil body layering and soil body mechanical parameters and the like are realized, the detection is performed by the pressure sensor 240 arranged on the drill rod 230, so that data can be obtained in time, and the real-time detection is realized;
in order to enable the probe to be capable of obliquely striking into a soil layer and further obtain data and conditions, the angle can be adjusted through the adjusting assembly 300, the second motors 330 on two sides are simultaneously started, the worm 340 rotates along with the second motors 330, the worm 340 is further driven on the teeth 311 on the fixed seat 310, the rotating seat 320 rotates on the fixed seat 310, the mounting seat 350 can translate along with the rotation of the rotating seat 320, and further the position is changed, then the third motor 380 is started, and further the second gear 370 rotates, and further the second gear 370 is driven on the first gear 360, so that the connecting frame 150 rotates, further the angle of the probe can be adjusted, further the soil layer detection can be performed at different positions and different angles, and further the omnidirectional data can be obtained;
the sliding sleeve 141 on the transmission seat 140 can stably lift on the sliding rod 111 through the sliding rod 111, so that the probe can be stably driven into the soil layer and then cut in the soil layer, and further monitoring data can be obtained, the transmission seat 140 can move up and down under the driving of the first motor 120 through the external thread part 131 of the driving rod 130 and the internal thread part 142 of the transmission seat 140, so that the probe can be matched with the sliding rod 111 to realize the operation of driving the probe into the soil layer, the conical head part 260 of the probe is cut into the shapes of the inclined conical plate 261 and the inclined conical table 262, the height of the inclined conical table 262 is half of the height of the inclined conical plate 261, so that the bottom of the inclined conical table extends onto the bearing part 250, the structure of the probe can be beneficial to slag discharge, the inclined conical plate 261 and the inclined conical table 262 are of an integrally formed structure, so that the cutting performance in the soil layer is better, the hollow female head 251 of the bearing part 250 can be quickly connected with the drill rod 230, and the size of the male head 230 can be properly adjusted according to reduce the influence of the drilling force of a drilling rig in the drilling process of a drilling test.
It should be noted that the specific model specifications of the first motor 120, the gyrator 210, the pressure sensor 240, the second motor 330, and the third motor 380 need to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art, and therefore will not be described in detail.
The power supply of the first motor 120, the gyrator 210, the pressure sensor 240, the second motor 330, and the third motor 380, and the principles thereof will be apparent to those skilled in the art and will not be described in detail herein.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A self-drilling hole bottom spinning shearing instrument is characterized by comprising
The lifting assembly (100) comprises a mounting frame (110), a first motor (120), a driving rod (130), a transmission seat (140) and a connecting frame (150), wherein the first motor (120) is fixedly connected to the mounting frame (110), the driving rod (130) is rotatably connected to the mounting frame (110), one end of the driving rod (130) is fixedly connected to the output end of the first motor (120), the transmission seat (140) is in transmission connection with the driving rod (130), and the connecting frame (150) is arranged on one side, away from the driving rod (130), of the transmission seat (140);
the shearing assembly (200) comprises a gyrator (210), a hydraulic chuck (220), a drill rod (230), a pressure sensor (240), a bearing platform part (250) and a cone head part (260), wherein the gyrator (210) is fixedly connected to the connecting frame (150), the hydraulic chuck (220) is rotatably connected to the gyrator (210), the drill rod (230) is detachably mounted at one end, away from the gyrator (210), of the hydraulic chuck (220), the pressure sensor (240) is arranged on the drill rod (230), the bearing platform part (250) is detachably mounted at one end, away from the hydraulic chuck (220), of the drill rod (230), and the cone head part (260) is smoothly connected at one end, away from the drill rod (230), of the bearing platform part (250);
the cone head part (260) is divided into an inclined cone plate (261) and an inclined cone table (262), the inclined cone plate (261) is smoothly connected to the bearing part (250), and the inclined cone table (262) is smoothly connected between the inclined cone plate (261) and the bearing part (250).
2. The self-drilling hole-bottom spinning shearer according to claim 1, wherein the mounting frame (110) is fixedly connected with a sliding rod (111), the transmission seat (140) is fixedly connected with a sliding sleeve (141), and the sliding sleeve (141) is slidably connected with the sliding rod (111).
3. A self-drilling bottom-hole spinning shearer according to claim 2, wherein the driving rod (130) is provided with an external thread part (131), the driving seat (140) is provided with an internal thread part (142), and the external thread part (131) is adapted to the internal thread part (142).
4. A self-drilling hole-bottom spinning shearer according to claim 1, wherein the mounting frame (110) is fixedly connected with a diagonal draw bar (112), and the diagonal draw bar (112) is configured for balanced support of the mounting frame (110).
5. A self-drilling hole-bottom spinning shear apparatus as claimed in claim 1, wherein a hollow female head (251) is arranged in said bearing portion (250), and said drill rod (230) is detachably mounted to said hollow female head (251).
6. A self-drilling hole bottom spinning shearer according to claim 1, wherein the height of the inclined frustum (262) is half of the inclined conical plate (261), and the inclined frustum (262) and the inclined conical plate (261) are of an integral structure.
7. The self-drilling bottom-hole spinning shearing machine according to claim 3, wherein the sliding rod (111) is provided with a plurality of sliding rods which are respectively and uniformly arranged at two side positions of the driving rod (130).
8. A self-drilling hole-bottom spinning shear tool according to claim 1, wherein the thickness of the tapered plate (261) is 4-6mm, and the height of the bearing portion (250) is 40-50mm.
9. A self-drilling hole-bottom spinning shear tool according to claim 1, wherein said first motor (120) is a servo motor.
10. A self-drilling hole-bottom spinning shearer according to claim 1, wherein the driving rod (130) is rotatably connected to the mounting frame (110) by a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211095778.6A CN115165617A (en) | 2022-09-08 | 2022-09-08 | Self-drilling type hole bottom spinning shearing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211095778.6A CN115165617A (en) | 2022-09-08 | 2022-09-08 | Self-drilling type hole bottom spinning shearing instrument |
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| CN115165617A true CN115165617A (en) | 2022-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211095778.6A Pending CN115165617A (en) | 2022-09-08 | 2022-09-08 | Self-drilling type hole bottom spinning shearing instrument |
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Application publication date: 20221011 |