CN113482536B - Reaming device for intelligently detecting aperture of reaming section of anchor cable hole - Google Patents
Reaming device for intelligently detecting aperture of reaming section of anchor cable hole Download PDFInfo
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- CN113482536B CN113482536B CN202110887426.3A CN202110887426A CN113482536B CN 113482536 B CN113482536 B CN 113482536B CN 202110887426 A CN202110887426 A CN 202110887426A CN 113482536 B CN113482536 B CN 113482536B
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- 239000000523 sample Substances 0.000 claims abstract description 56
- 238000009434 installation Methods 0.000 claims description 22
- 238000001125 extrusion Methods 0.000 claims description 20
- 238000005553 drilling Methods 0.000 claims description 14
- 239000011148 porous material Substances 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000005070 sampling Methods 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000004873 anchoring Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/28—Enlarging drilled holes, e.g. by counterboring
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/08—Measuring diameters or related dimensions at the borehole
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/003—Machines for drilling anchor holes and setting anchor bolts
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Geophysics (AREA)
- Structural Engineering (AREA)
- Remote Sensing (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention relates to the technical field of foundation and foundation engineering, and discloses a reaming device for intelligently detecting the aperture of an anchor cable hole reaming section, which comprises a reaming bit unit and a drill rod unit connected to the upper end of the reaming bit unit, wherein an ultrasonic probe is fixedly arranged in a mounting cavity formed by a probe mounting column block, when the reaming bit unit arranged at the lower end of the drill rod unit performs reaming operation, the ultrasonic probe is fixedly arranged on a drill bit resetting mounting column part and drills at a constant speed from a reaming starting point, a host controls the ultrasonic probe to emit ultrasonic waves according to a set time interval and synchronously starts timing, the host starts a high-speed high-precision signal collector to collect ultrasonic signals according to a set sampling delay and a set sampling rate, the ultrasonic waves generate total reflection from a hole wall, reflected waves are received by a receiving transducer, the arrival time of the reflected waves is the propagation time of the ultrasonic waves in the hole, and the distance between the ultrasonic transducer and the hole wall is calculated through the propagation time, so that the aperture value of the section is calculated.
Description
Technical Field
The invention relates to the technical field of foundation and foundation engineering, in particular to a reaming device for intelligently detecting the aperture of an anchor cable hole reaming section.
Background
The enlarged head anchor rod (rope) has the advantages of smaller deformation, high reliability and larger advantages compared with the traditional anchor rod (rope) because of higher bearing capacity, thus being widely applied to foundation pit support. The idea of the expanding head anchor rod (cable) technology comes from expanding head piles, firstly, a common drill rod is utilized for drilling, after the design depth is reached, the end part of the drill rod is changed into a reaming bit, and a reaming blade is gradually opened under the action of pressure to form reaming.
The construction of the mechanical reaming expansion anchor rod (cable) often encounters the problem that the diameter and the length of a reaming section are difficult to detect, and the reaming quality is not easy to ensure, so that the anchoring force is influenced. The diameter and length of the reamer section are usually only measured directly by excavation after the completion of the bolt (cable) test, but this method cannot be applied to the detection of reamer sections in anchoring engineering, since this would tend to destroy the bolt (cable). Therefore, the actual anchoring engineering can only roughly estimate the body expansion effect according to relevant experience and the like according to construction parameters such as grouting quantity and the like, and the accuracy is poor.
Aiming at the problems, the invention provides a reaming device for intelligently detecting the aperture of an anchor cable hole reaming section.
Disclosure of Invention
The invention aims to provide a reaming device for intelligently detecting the aperture of an anchor cable hole reaming section, which comprises a reaming bit unit and a drill rod unit connected to the upper end of the reaming bit unit, wherein an ultrasonic probe is fixedly arranged in a drill bit reset mounting column part, and the aperture of the anchor cable hole reaming section is detected through the ultrasonic probe, so that the problem in the background technology is solved.
In order to achieve the above purpose, the present invention provides the following technical solutions: the reaming device for intelligently detecting the aperture of the anchor cable hole reaming section comprises a reaming bit unit and a drill rod unit connected to the upper end of the reaming bit unit, wherein the reaming bit unit is provided with a drill rod connecting seat block fixedly connected to the lower end of the drill rod unit, a drill bit reset mounting column fixedly welded to the lower end of the drill rod connecting seat block, reaming connecting rod assemblies arranged on two sides of the drill rod connecting seat block are obtained, a drill bit block is fixedly arranged at the lower end of the drill bit reset mounting column, and an ultrasonic probe is fixedly arranged in the drill bit reset mounting column;
the drill rod unit is provided with a tubular drill rod with the lower end fixedly connected to the drill rod connecting seat block and a movable positioning bracket fixedly mounted on the inner wall of the tubular drill rod, a cable is arranged in the tubular drill rod, one end of the cable is electrically connected with the ultrasonic probe, the other end of the cable is electrically connected with the measuring and reading equipment through a wire slip ring type rotary joint, and the cable is fixed in the tubular drill rod through the movable positioning bracket.
Further, the reaming connecting rod assembly comprises a connecting shaft block fixedly welded on the side face of the drill rod connecting seat block and a reaming connecting rod A, one end of the reaming connecting rod A is movably connected with the connecting shaft block in a shaft mode, the other end of the reaming connecting rod A is movably connected with a reaming connecting rod B in a shaft mode, and tooth blocks are fixedly arranged on the side faces of the reaming connecting rod A and the reaming connecting rod B.
Further, the drill bit reset installation column piece comprises a positioning column rod fixedly welded at the lower end of the drill rod connecting seat block and a reset spring A fixedly welded at one end of the positioning column rod, a telescopic sleeve is sleeved on the positioning column rod, the other end of the reset spring A is fixedly welded in the telescopic sleeve, the lower end of the telescopic sleeve is fixedly welded with the probe installation column block, and one end of the reaming connecting rod B is axially connected to the side face of the probe installation column block.
Further, the upper end of the probe mounting column block is internally provided with a mounting cavity, the lower end of the probe mounting column block is provided with a side opening, and the side opening is communicated with the mounting cavity.
Further, the ultrasonic probe is fixedly arranged in the mounting cavity formed by the probe mounting column block, and the lower end of the ultrasonic probe extends into the lower end of the mounting cavity.
Further, the movable positioning support comprises a fixed support end and a spring compression support end connected with the fixed support end, and the fixed support end and the spring compression support end are fixedly arranged on the inner wall of the tubular drill rod.
Further, the fixed support end comprises an arc-shaped positioning block and support legs fixedly welded on the side surfaces of the arc-shaped positioning block, support pieces A are fixedly welded at the other ends of the support legs, and the support pieces A are fixedly welded on the inner wall of the tubular drill rod.
Further, the spring compression support end comprises an arc extrusion piece and a reset spring B fixedly welded on the side face of the arc extrusion piece, a support piece B is fixedly welded at the other end of the reset spring B, and the support piece B is fixedly welded on the inner wall of the tubular drill rod.
Further, the included angle between the support leg and the reset spring B is 120 degrees, the two ends of the arc-shaped positioning block are provided with inserting holes, the two ends of the arc-shaped extrusion piece are provided with inserting columns, the inserting columns are movably inserted into the inserting holes to be positioned and connected with the arc-shaped positioning block and the arc-shaped extrusion piece, and the cable is fixedly clamped between the arc-shaped positioning block and the arc-shaped extrusion piece.
Further, the lead slip ring type rotary joint comprises a connecting plate piece, a rotor end and a stator end, wherein the rotor end and the stator end are respectively arranged at two ends of the connecting plate piece, a rotor shaft is movably arranged on the rotor end, one end of a cable is electrically connected to a connecting lead of the rotor shaft, and the connecting lead of the stator end is electrically connected with the measuring and reading equipment.
According to the intelligent detection anchor cable hole reaming section pore diameter reaming device, the installation cavity is formed in the upper end of the probe installation column block, the ultrasonic probe is fixedly installed in the installation cavity formed in the probe installation column block, the lower end of the ultrasonic probe extends into the lower end of the installation cavity, the side opening is formed in the lower end of the probe installation column block and is communicated with the installation cavity, so that the ultrasonic probe can better perform ultrasonic ranging through the side opening, when a reaming bit unit installed at the lower end of a drill rod unit performs reaming operation, the ultrasonic probe is fixed on a bit reset installation column piece and drills at a constant speed from a reaming starting point, the host controls the ultrasonic probe to emit ultrasonic waves and synchronously starts timing according to a set time interval, the host starts a high-speed high-precision signal collector according to a set sampling delay and a set sampling rate, the ultrasonic waves are totally reflected from a pore wall, the reflected waves are received by a receiving transducer, the arrival time of the reflected waves is the propagation time of the ultrasonic waves in the pore, and the distance between the ultrasonic transducer and the pore wall is calculated through the propagation time, so that the pore diameter value of the section is calculated.
Drawings
FIG. 1 is a schematic diagram of the whole structure of a reaming device for intelligently detecting the aperture of an anchor cable hole reaming section;
fig. 2 is a schematic diagram of a reamer bit unit of the reaming device for intelligently detecting the aperture of the reaming section of the anchor cable hole;
FIG. 3 is a schematic diagram of a reaming connecting rod assembly and a drill bit reset mounting column of the reaming device for intelligently detecting the aperture of an anchor cable hole reaming section;
fig. 4 is a schematic diagram of a probe mounting column block of the reaming device for intelligently detecting the aperture of the anchor cable hole reaming section;
FIG. 5 is a schematic diagram of the structure of a drill rod unit of the reaming device for intelligently detecting the aperture of the reaming section of the anchor cable hole;
FIG. 6 is a schematic diagram of a movable positioning bracket of the reaming device for intelligently detecting the aperture of the reaming section of the anchor cable hole;
FIG. 7 is a top view of a movable positioning bracket of the reaming device for intelligently detecting the aperture of the reaming section of the anchor cable hole;
fig. 8 is a schematic structural view of a wire slip ring type rotary joint of the reaming device for intelligently detecting the aperture of the reaming section of the anchor cable hole;
fig. 9 is a schematic diagram of the drilling operation of the reaming device for intelligently detecting the hole diameter of the anchor cable hole reaming section.
In the figure: 1. a reamer bit unit; 11. a drill pipe connecting seat block; 12. reaming the connecting rod assembly; 121. a connecting shaft block; 122. reaming a connecting rod A; 123. reaming a connecting rod B; 124. tooth blocks; 13. resetting the drill bit to install the column part; 131. positioning the post; 132. a return spring A; 133. a telescoping tube; 134. a probe mounting column block; 1341. a mounting cavity; 1342. a side port; 14. a bit block; 15. an ultrasonic probe; 2. a drill rod unit; 21. a tubular drill rod; 22. a movable positioning bracket; 221. fixing the bracket end; 2211. an arc-shaped positioning block; 201. a plug hole; 2212. a bracket leg; 2213. a bracket sheet A; 222. the spring compresses the bracket end; 2221. arc extrusion sheets; 202. a plug-in column; 2222. a return spring B; 2223. a bracket sheet B; 23. a cable; 24. a wire slip ring rotary joint; 241. connecting the plates; 242. a rotor end; 243. a stator end; 244. a rotor shaft; 25. and the measuring and reading equipment.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, 2, 4, 5 and 9, a reaming device for intelligently detecting the aperture of a reaming section of an anchor cable hole comprises a reaming bit unit 1 and a drill rod unit 2 connected to the upper end of the reaming bit unit 1, wherein the reaming bit unit 1 is provided with a drill rod connecting seat block 11 fixedly connected to the lower end of the drill rod unit 2 and a drill bit reset mounting column member 13 fixedly welded to the lower end of the drill rod connecting seat block 11, reaming connecting rod assemblies 12 arranged on two sides of the drill rod connecting seat block 11 are obtained, a drill bit block 14 is fixedly arranged at the lower end of the drill bit reset mounting column member 13, and an ultrasonic probe 15 is fixedly arranged in the drill bit reset mounting column member 13.
The drill rod unit 2 is provided with a tubular drill rod 21 with the lower end fixedly connected to the drill rod connecting seat block 11 and a movable positioning bracket 22 fixedly installed on the inner wall of the tubular drill rod 21, a cable 23 is arranged in the tubular drill rod 21, one end of the cable 23 is electrically connected with the ultrasonic probe 15, the other end of the cable is electrically connected with the measuring and reading equipment 25 through a wire slip ring type rotary joint 24, and the cable 23 is fixed in the tubular drill rod 21 through the movable positioning bracket 22.
Referring to fig. 3, the reaming connecting rod assembly 12 includes a connecting shaft block 121 fixedly welded on the side surface of the drill rod connecting seat block 11 and a reaming connecting rod a122 with one end movably connected on the connecting shaft block 121, and a reaming connecting rod B123 with one end movably connected on the connecting shaft block 121, and a tooth block 124 is fixedly arranged on the side surface of the reaming connecting rod a122 and the side surface of the reaming connecting rod B123, a telescopic sleeve 133 is sleeved on the positioning rod 131, one end of a return spring a132 is fixedly welded on the positioning rod 131, the other end is fixedly welded in the telescopic sleeve 133, and one end of a reaming connecting rod B123 movably connected with the reaming connecting rod a122 is connected on the side surface of the probe mounting column block 134 in a shaft way, and one end of the reaming connecting rod a122 is connected on the connecting shaft block 121 welded on the side surface of the drill rod connecting seat block 11 in a shaft way, so that an included angle between the reaming connecting rod a122 and the reaming connecting rod B123 can be changed, when the positioning rod 131 moves up and down, the included angle between the reaming connecting rod a122 and the reaming connecting rod B123 is increased, a spacing between the connecting rod assemblies 12 on two sides of the positioning rod 11 is decreased, and the hole diameter of the telescopic sleeve is decreased, and the reaming connecting rod assembly is changed, and the included angle between the reaming rod assembly is increased and the reaming rod assembly is changed when the reaming rod assembly is installed on the two sides of the hole assembly is changed, and the reaming assembly is changed, and the hole is changed.
Referring to fig. 3 and 4, the drill bit resetting and mounting column 13 includes a positioning post 131 fixedly welded at the lower end of the drill rod connecting seat block 11 and a resetting spring a132 fixedly welded at one end of the positioning post 131, a telescopic tube 133 is sleeved on the positioning post 131, the other end of the resetting spring a132 is fixedly welded in the telescopic tube 133, the lower end of the telescopic tube 133 is fixedly welded with a probe mounting column block 134, one end of a reaming connecting rod B123 is axially connected to the side surface of the probe mounting column block 134, a mounting cavity 1341 is formed in the upper end of the probe mounting column block 134, a side opening 1342 is formed in the lower end, the side opening 1342 is communicated with the mounting cavity 1341, the ultrasonic probe 15 is fixedly mounted in the mounting cavity 1341 formed in the probe mounting column block 134, and the lower end of the ultrasonic probe 15 extends into the lower end of the mounting cavity 1341.
Through set up the installation cavity 1341 in the upper end inside of probe installation post piece 134 to with ultrasonic probe 15 fixed mounting in the installation cavity 1341 that probe installation post piece 134 was seted up, and the lower extreme of ultrasonic probe 15 stretches into the lower extreme of installation cavity 1341, side opening 1342 has been seted up at probe installation post piece 134 lower extreme, and side opening 1342 communicates with installation cavity 1341, make ultrasonic probe 15 can be through the better ultrasonic ranging of side opening 1342, when reamer bit unit 1 of drilling rod unit 2 lower extreme installation carries out the reaming operation, ultrasonic probe 15 is fixed on drill bit reset mounting column 13, creep into at the uniform velocity from the reaming origin, the host computer starts high-speed high accuracy signal collector according to the sampling delay of settlement and sampling rate and gathers ultrasonic signal, the ultrasonic wave produces total reflection from the pore wall, the reflected wave is received by receiving transducer, the time that the reflected wave arrives is the ultrasonic transducer is at downthehole propagation time, calculate ultrasonic transducer and pore wall's distance through propagation time, thereby calculate the aperture value of this cross-section.
Referring to fig. 6 and 7, the movable positioning bracket 22 includes a fixed bracket end 221 and a spring compression bracket end 222 connected to the fixed bracket end 221, the fixed bracket end 221 and the spring compression bracket end 222 are fixedly mounted on an inner wall of the tubular drill rod 21, the fixed bracket end 221 includes an arc positioning block 2211 and a bracket leg 2212 fixedly welded on a side surface of the arc positioning block 2211, a bracket piece a2213 is fixedly welded on the other end of the bracket leg 2212, the bracket piece a2213 is fixedly welded on an inner wall of the tubular drill rod 21, the spring compression bracket end 222 includes an arc extrusion piece 2221 and a return spring B2222 fixedly welded on a side surface of the arc extrusion piece 2221, a bracket piece B2223 is fixedly welded on an inner wall of the tubular drill rod 21, an included angle between the bracket leg 2212 and the return spring B2222 is 120 °, and a plug hole 201 is formed at two ends of the arc positioning block 2211, a plug post 202 is formed at two ends of the arc extrusion piece 2221, the plug post 202 is movably plugged in the plug hole 201 to be positioned and connected with the arc positioning block 2211 and the arc extrusion piece 2221, and the cable 2221 is clamped between the arc extrusion piece 2221 and the arc extrusion piece 2221.
One end of each support leg 2212 is fixedly welded on the arc-shaped positioning block 2211, the other end of each support leg 2212 is fixedly welded on the inner wall of the tubular drill rod 21 through the corresponding support piece A2213, the arc-shaped extrusion piece 2221 is connected on the inner wall of the tubular drill rod 21 through the corresponding reset spring B2222, the arc-shaped positioning block 2211 and the arc-shaped extrusion piece 2221 are movably spliced in the splicing hole 201 through the splicing column 202 to be positioned and connected, one end of each cable 23 is electrically connected with the ultrasonic probe 15, the other end of each cable is electrically connected with the measuring and reading device 25 through the corresponding lead slip ring rotary joint 24, the cables 23 penetrating through the tubular drill rod 21 are fixedly clamped between the corresponding arc-shaped positioning block 2211 and the corresponding arc-shaped extrusion piece 2221 to be fixed, and the cables 23 can be effectively prevented from sliding into the tubular drill rod 21.
Referring to fig. 8, the wire slip ring type rotary joint 24 includes a connection plate 241, and a rotor end 242 and a stator end 243 respectively mounted at two ends of the connection plate 241, and a rotor shaft 244 is movably mounted on the rotor end 242, one end of the cable 23 is electrically connected to a connection wire of the rotor shaft 244, the connection wire of the stator end 243 is electrically connected to the measuring and reading device 25, the other end of the cable 23 is electrically connected to a connection wire of the rotor shaft 244 of the wire slip ring type rotary joint 24, and the connection wire of the stator end 243 is electrically connected to the measuring and reading device 25, so that the cable 23 will not be knotted due to the following rotation when the ultrasonic probe 15 rotates along with the forward movement of the reamer bit unit 1.
Working principle: the ultrasonic probe 15 is fixed on the drill bit reset mounting column 13, uniform drilling is performed from a reaming start point, the host computer controls the ultrasonic probe 15 to emit ultrasonic waves according to a set time interval and synchronously starts timing, the host computer starts the high-speed high-precision signal collector to collect ultrasonic signals according to a set sampling delay and a set sampling rate, the ultrasonic waves are totally reflected from the hole wall, reflected waves are received by the receiving transducer, the arrival time of the reflected waves is the propagation time of the ultrasonic waves in the hole, and the distance between the ultrasonic transducer and the hole wall is calculated through the propagation time, so that the aperture value of the section is calculated.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a reaming device of intellectual detection system anchor rope hole reaming section aperture, includes reamer bit unit (1) and connects drilling rod unit (2) in reamer bit unit (1) upper end, its characterized in that: the reaming and drilling unit (1) is provided with a drilling rod connecting seat block (11) fixedly connected to the lower end of the drilling rod unit (2) and a drilling bit resetting and installing column (13) fixedly welded to the lower end of the drilling rod connecting seat block (11), reaming connecting rod assemblies (12) arranged on two sides of the drilling rod connecting seat block (11) are obtained, a drilling bit block (14) is fixedly arranged at the lower end of the drilling bit resetting and installing column (13), and an ultrasonic probe (15) is fixedly arranged in the drilling bit resetting and installing column (13);
the drill rod unit (2) is provided with a tubular drill rod (21) with the lower end fixedly connected to the drill rod connecting seat block (11) and a movable positioning bracket (22) fixedly installed on the inner wall of the tubular drill rod (21), a cable (23) is arranged in the tubular drill rod (21), one end of the cable (23) is electrically connected with the ultrasonic probe (15), the other end of the cable is electrically connected with the measuring and reading equipment (25) through a lead slip ring type rotary joint (24), and the cable (23) is fixed in the tubular drill rod (21) through the movable positioning bracket (22);
the reaming connecting rod assembly (12) comprises a connecting shaft block (121) fixedly welded on the side surface of the drill rod connecting seat block (11) and a reaming connecting rod A (122) with one end movably connected to the connecting shaft block (121), wherein the other end of the reaming connecting rod A (122) is movably connected with a reaming connecting rod B (123) in a shaft way, and tooth blocks (124) are fixedly arranged on the side surfaces of the reaming connecting rod A (122) and the reaming connecting rod B (123);
the drill bit reset installation column (13) comprises a positioning post rod (131) fixedly welded at the lower end of the drill rod connecting seat block (11) and a reset spring A (132) fixedly welded at one end of the positioning post rod (131), a telescopic sleeve (133) is sleeved on the positioning post rod (131), the other end of the reset spring A (132) is fixedly welded in the telescopic sleeve (133), a probe installation column block (134) is fixedly welded at the lower end of the telescopic sleeve (133), and one end of a reaming connecting rod B (123) is connected with the side face of the probe installation column block (134) in a shaft mode.
2. The reaming device for intelligently detecting the aperture of a reaming section of an anchor cable hole according to claim 1, wherein: the probe mounting column block (134) is characterized in that a mounting cavity (1341) is formed in the upper end of the probe mounting column block, a side opening (1342) is formed in the lower end of the probe mounting column block, and the side opening (1342) is communicated with the mounting cavity (1341).
3. The reaming device for intelligently detecting the aperture of a reaming section of an anchor cable hole according to claim 2, wherein: the ultrasonic probe (15) is fixedly arranged in the mounting cavity (1341) formed by the probe mounting column block (134), and the lower end of the ultrasonic probe (15) extends into the lower end of the mounting cavity (1341).
4. The reaming device for intelligently detecting the aperture of a reaming section of an anchor cable hole according to claim 1, wherein: the movable positioning support (22) comprises a fixed support end (221) and a spring compression support end (222) connected with the fixed support end (221), and the fixed support end (221) and the spring compression support end (222) are fixedly arranged on the inner wall of the tubular drill rod (21).
5. The device for intelligently detecting the aperture of the anchor cable hole reaming section according to claim 4, wherein: the fixed support end (221) comprises an arc-shaped positioning block (2211) and support legs (2212) fixedly welded on the side surfaces of the arc-shaped positioning block (2211), support pieces A (2213) are fixedly welded at the other ends of the support legs (2212), and the support pieces A (2213) are fixedly welded on the inner wall of the tubular drill rod (21).
6. The intelligent detection anchor cable pore reaming section pore diameter reaming device of claim 5, wherein: the spring compression support end (222) comprises an arc extrusion sheet (2221) and a reset spring B (2222) fixedly welded on the side face of the arc extrusion sheet (2221), a support sheet B (2223) is fixedly welded at the other end of the reset spring B (2222), and the support sheet B (2223) is fixedly welded on the inner wall of the tubular drill rod (21).
7. The intelligent detection anchor cable pore reaming section pore diameter reaming device of claim 6, wherein: the included angle between the support leg (2212) and the reset spring B (2222) is 120 degrees, the two ends of the arc-shaped positioning block (2211) are provided with inserting holes (201), the two ends of the arc-shaped extrusion sheet (2221) are provided with inserting columns (202), the inserting columns (202) are movably inserted into the inserting holes (201) to be positioned and connected with the arc-shaped positioning block (2211) and the arc-shaped extrusion sheet (2221), and the cable (23) is fixedly clamped between the arc-shaped positioning block (2211) and the arc-shaped extrusion sheet (2221).
8. The reaming device for intelligently detecting the aperture of a reaming section of an anchor cable hole according to claim 1, wherein: the wire slip ring type rotary joint (24) comprises a connecting plate piece (241), a rotor end (242) and a stator end (243) which are respectively arranged at two ends of the connecting plate piece (241), a rotor shaft (244) is movably arranged on the rotor end (242), one end of the cable (23) is electrically connected to a connecting wire of the rotor shaft (244), and the connecting wire of the stator end (243) is electrically connected with the measuring and reading equipment (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110887426.3A CN113482536B (en) | 2021-08-03 | 2021-08-03 | Reaming device for intelligently detecting aperture of reaming section of anchor cable hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110887426.3A CN113482536B (en) | 2021-08-03 | 2021-08-03 | Reaming device for intelligently detecting aperture of reaming section of anchor cable hole |
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| Publication Number | Publication Date |
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| CN113482536A CN113482536A (en) | 2021-10-08 |
| CN113482536B true CN113482536B (en) | 2023-12-08 |
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| CN202110887426.3A Active CN113482536B (en) | 2021-08-03 | 2021-08-03 | Reaming device for intelligently detecting aperture of reaming section of anchor cable hole |
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| CN114151012A (en) * | 2021-12-07 | 2022-03-08 | 中建东设岩土工程有限公司 | Jet grouting pile expanding and jet grouting assisting construction and pile diameter detection method |
Citations (9)
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