CN116659386A - Geological fracture surface investigation measuring device - Google Patents
Geological fracture surface investigation measuring device Download PDFInfo
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- CN116659386A CN116659386A CN202310953966.6A CN202310953966A CN116659386A CN 116659386 A CN116659386 A CN 116659386A CN 202310953966 A CN202310953966 A CN 202310953966A CN 116659386 A CN116659386 A CN 116659386A
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- box body
- side wall
- measuring device
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- 238000011835 investigation Methods 0.000 title claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 81
- 238000013519 translation Methods 0.000 claims abstract description 15
- 238000001125 extrusion Methods 0.000 claims description 13
- 239000000523 sample Substances 0.000 claims description 7
- 230000007480 spreading Effects 0.000 claims description 5
- 230000006698 induction Effects 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
- F16M11/28—Undercarriages for supports with one single telescoping pillar
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/42—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels
- F16M11/425—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels along guiding means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/22—Measuring arrangements characterised by the use of optical techniques for measuring depth
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention relates to the technical field of geological disaster measurement, in particular to a geological crack surface investigation measuring device; the technical key points are as follows: the device comprises two supporting mechanisms and a sliding rod, wherein two ends of the sliding rod are respectively and rotatably connected with the tops of the two supporting mechanisms; the sliding rod is sleeved with a sliding box body which moves along the length direction of the sliding rod, the bottom of the sliding box body is provided with a fixed box body, a horizontal sliding groove II with an opening at the bottom is arranged in the fixed box body, a translation mechanism is arranged in the horizontal sliding groove II, the translation mechanism is sleeved with a horizontal sliding rod, and the horizontal sliding rod is driven to move horizontally along the length direction of the horizontal sliding rod by the horizontal mechanism; the bottom of the horizontal sliding rod is fixedly provided with an electric hydraulic push rod, the free telescopic end of the electric hydraulic push rod is provided with a conical limiting block, the tip end of the conical limiting block is located at the bottom of the conical limiting block, and the side wall of the conical limiting block is embedded with a touch sensor. The device controls the position of the conical limiting block by arranging the translation mechanism, so that the device can ensure that the crack of the curve section can be measured at any position.
Description
Technical Field
The invention relates to the technical field of geological disaster measurement, in particular to a geological fracture surface investigation measuring device.
Background
The geological disaster is formed under the action of natural or human factors, has the geological effect or geological phenomenon of damage to human lives and properties and environment, and has the distribution change rule of the geological disaster in time and space, is not only limited by the natural environment, but also related to human activities, and has the geological effect of damage and loss to human lives and properties and environment, such as ground cracks, collapse and the like. The ground cracks belong to a common geological disaster in geological disasters, the ground cracks with structural causes are in a multi-stage goose-type combined mode on the ground surface, and one part of the ground cracks is related to earthquake activities; another type of locally geographically developed ground fissures may be associated with underground mining activities, and the like.
In the prior art, a plurality of devices for measuring ground cracks appear, for example, chinese patent application (CN 114812393A) discloses a hydraulic ring geological crack measuring device, wherein telescopic columns are arranged at two ends of the device, a measuring ruler for connecting the two telescopic columns is arranged between the two telescopic columns, and a crack measuring device capable of moving along the length direction of the measuring ruler is arranged on the measuring ruler; when the device is used, two telescopic columns are fixed at two positions of a crack, then a plurality of positions of the crack are measured by moving the measuring device on the measuring ruler, the procedure of manually moving the measuring rod by a measuring person is reduced, and the measuring safety is ensured while the measuring efficiency is improved. However, in actual measurement, the crack tends to be curved, and the measuring instrument of the device can only move along the length direction of the measuring scale, and cannot detect the crack section not located right below the measuring scale.
In order to solve the problems, the applicant invents a geological fracture surface investigation measuring device.
Disclosure of Invention
The invention aims to provide a geological fracture surface investigation measuring device, and aims to overcome the defects of the prior art, and the position of a conical limiting block is controlled by arranging a translation mechanism, so that the measurement of any position of a fracture of a curve section can be ensured.
The invention is realized in such a way that the geological fracture surface investigation measuring device comprises two supporting mechanisms and a sliding rod, wherein two ends of the sliding rod are respectively and rotatably connected with the tops of the two supporting mechanisms; the sliding rod is sleeved with a sliding box body which moves along the length direction of the sliding rod, the bottom of the sliding box body is provided with a fixed box body, a horizontal sliding groove II with an opening at the bottom is formed in the fixed box body, a translation mechanism is arranged in the horizontal sliding groove II, the translation mechanism is sleeved with a horizontal sliding rod, and the horizontal mechanism drives the horizontal sliding rod to horizontally move along the length direction of the horizontal sliding rod; the bottom of the horizontal sliding rod is fixedly provided with an electric hydraulic push rod, the free telescopic end of the electric hydraulic push rod is provided with a conical limiting block, the tip end of the conical limiting block is positioned at the bottom of the electric hydraulic push rod, the side wall of the conical limiting block is embedded with a touch sensor, and the tip end of the conical limiting block is provided with a laser ranging probe;
the translation mechanism comprises a bearing II, a threaded rod I and a servo motor; the servo motor and the bearing are respectively and fixedly arranged at two ends of the horizontal sliding groove II, and two ends of the threaded rod I are respectively and fixedly connected with the output end of the servo motor and the inner ring of the bearing II.
Further, the top and the bottom of the sliding rod are symmetrically provided with two horizontal sliding grooves I along the length direction of the sliding rod, and a stepping motor and two driving mechanisms are arranged in the sliding box body; the stepping motor is embedded in the inner side wall of the sliding box body, and the output end of the stepping motor is connected with one of the driving mechanisms; the driving mechanism comprises a roller and a first rotating shaft; the roller is fixedly sleeved on the first rotating shaft; one end of a rotating shaft I of one driving mechanism is fixedly connected with the output end of the stepping motor, and the other end of the rotating shaft I is rotationally connected with the inner side wall of the sliding box body; two ends of a rotating shaft of the other driving mechanism are respectively and rotatably connected with two opposite side walls of the sliding box body; the two rollers are respectively positioned in the two horizontal sliding grooves I.
Further, rubber sleeves are sleeved on the rotating surfaces of the two rollers and used for improving friction force with the horizontal sliding groove I.
Further, the supporting mechanism comprises a lifting rod, a supporting rod and a lifting adjusting mechanism for adjusting the lifting rod to move up and down; the lifting mechanism comprises a supporting rod, a lifting adjusting mechanism and a lifting rod, wherein a first vertical chute with an opening at the top is arranged in the supporting rod, the output end of the lifting adjusting mechanism is positioned in the first vertical chute, the lifting rod is sleeved on the output end of the lifting adjusting mechanism and is in sliding connection with the side wall of the first vertical chute, and the top of the lifting rod is rotationally connected with the end part of the sliding rod.
Further, the lifting adjusting mechanism comprises a knob, a second rotating shaft, a first conical gear, a second conical gear and a second threaded rod; the knob is located outside the supporting rod, one end of the second rotating shaft is fixedly connected with the center of the rotating shaft of the knob, the other end of the second rotating shaft is located in the first vertical sliding groove and is fixedly connected with the center of the rotating shaft of the first conical gear, the first conical gear is meshed with the second conical gear, the bottom of the second threaded rod is fixedly connected with the center of the rotating shaft of the second conical gear, and the lifting rod is sleeved on threads of the second threaded rod.
Further, a fixing plate is horizontally arranged in the first vertical sliding chute; and the smooth section of the second threaded rod and the side wall of the second rotating shaft are fixedly sleeved with limiting rings, and the two limiting rings are respectively positioned in the fixed plate and the side wall of the first vertical sliding groove and are rotationally connected.
Further, a second vertical chute with an opening at the bottom is arranged at the bottom of the supporting rod, and a vertical through hole communicated with the second vertical chute is arranged on the side wall of the supporting rod; a fixing mechanism for fixing the support rod is arranged in the second vertical chute; the side wall of the fixing mechanism is provided with a pedal, and the end part of the pedal, which is far away from the fixing mechanism, passes through the vertical through hole and is positioned outside the supporting rod.
Further, the fixing mechanism comprises an extrusion block, two scribing blocks, a connecting rod, two groups of opening mechanisms and a conical drill bit; the side wall of the extrusion block is fixedly connected with the end part of the pedal, and the extrusion block is sleeved on the connecting rod in a sliding way; two opposite side walls of the connecting rod are provided with a vertical sliding groove III; two ends of the two groups of spreading mechanisms are respectively rotatably arranged in the three vertical sliding grooves, two ends of the two scribing sheets are respectively slidably arranged in the three vertical sliding grooves, and the tops of the two scribing sheets are fixedly connected with the bottoms of the extrusion blocks; the bottom of the connecting rod is fixedly connected with the top of the conical drill bit; the expanding mechanism comprises a rotating rod and a supporting plate, wherein the two ends of the rotating rod are mutually hinged; the side wall of the supporting plate is fixedly connected with the hinged part of the rotating rod.
Further, a balance box body is fixedly arranged at the top of the sliding box body, two homopolar magnet plates are fixedly arranged at the top and the bottom of the inner side of the balance box body respectively, and a magnet block, a plurality of springs and a plurality of pressure sensors are arranged between the homopolar magnet plates; the pressure sensors are embedded in the inner side wall of the balance box body, the side wall of the magnet block is fixedly connected with the end parts of the springs at the same time, and the end parts of the springs far away from the magnet block are respectively connected with the induction ends of the pressure sensors.
Further, scales are arranged on the side wall of the sliding rod.
Compared with the prior art, the invention has the following beneficial effects:
1. the threaded hole of the horizontal sliding rod is sleeved on the thread of the first threaded rod, and meanwhile, the roller rolls along the first horizontal groove, so that any position on the crack section can be measured; in addition, the structural design can also draw the trend of the crack, so that a measurer can be helped to obtain the trend of crack growth, and especially, the measurement of the road crack can provide early warning information for repairing the road crack;
2. the touch sensor is embedded on the conical side wall of the conical limiting block, and meanwhile, the laser ranging probe is installed at the tip of the conical limiting block, so that the position of a contact point can be obtained through the touch sensor, the width of the surface of a crack can be measured, and the depth of the crack can be measured;
3. the height position of the lifting rod is adjusted by adopting a mode of driving the threaded rod II to rotate by rotating the knob, so that any height of the lifting rod can be adjusted, and compared with a telescopic column of the invention patent (CN 114812393A), the structure is simpler to operate in height adjustment;
4. through setting up the pivoted dwang of two tip each other, install the scribing at the top of opening mechanism, simultaneously at the bottom fixed mounting cone drill bit of connecting rod, after cone drill bit touches with the crack is inside like this, can outwards open two backup pads under the effect of extrusion piece to extrude the inside wall of crack, reach the fixed action to the bracing piece, compare the bolted connection mode of invention patent (CN 114812393A), this structure is fixed or dismantles more simply, the operating personnel of being convenient for a plurality of crack sections carry out the measurement operation;
5. through set up two homopolar magnet boards about in the balanced box, set up the magnet piece between the magnet board simultaneously, a plurality of springs are connected the magnet piece respectively with a plurality of pressure sensor, can judge through the reading on the pressure sensor like this whether measuring device is in the horizontality.
Drawings
FIG. 1 is a schematic diagram of a geological fracture surface survey measuring device provided by an embodiment of the invention;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is an enlarged view at B in FIG. 1;
fig. 4 is an enlarged view at C in fig. 1;
FIG. 5 is a side cross-sectional view of a slide housing and translation mechanism position provided in an embodiment of the present invention;
FIG. 6 is a front view of a slide bar provided by an embodiment of the present invention;
fig. 7 is a schematic diagram of calculation of a crack surface width and a crack depth on a tapered stopper according to an embodiment of the present invention.
Reference numerals referred to in the above figures:
1. a slide bar; 2. a lifting rod; 3. a support rod; 4. a sliding box body; 5. a first threaded rod; 6. a laser ranging probe; 7. a display control panel; 8. fixing the box body; 9. a horizontal slide bar; 10. an electro-hydraulic push rod; 11. a touch sensor; 12. a foot pedal; 13. a knob; 14. a horizontal chute I; 15. a balancing box body; 16. a pressure sensor; 17. a spring; 18. a magnet plate; 19. a magnet block; 20. a first vertical chute; 21. a limiting ring; 22. a second rotating shaft; 23. a first conical gear; 24. a second bevel gear; 25. a fixing plate; 26. a second threaded rod; 27. a support plate; 28. a vertical through hole; 29. a vertical sliding groove II; 30. a cone drill bit; 31. a rotating lever; 32. a vertical chute III; 33. a connecting rod; 34. scribing; 35. extruding a block; 36. a roller; 37. a first bearing; 38. a rubber sleeve; 39. a horizontal chute II; 40. a second bearing; 41. a conical limiting block; 42. a servo motor; 43. a first rotating shaft; 44. a contact point; 45. a stepping motor; 46. a scale.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The implementation of the present invention will be described in detail below with reference to specific embodiments.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.
Referring to fig. 1-7, a preferred embodiment of the present invention is provided.
The geological fracture surface investigation measuring device comprises two supporting mechanisms and a slide bar 1, wherein two ends of the slide bar 1 are respectively hinged with the tops of the two supporting mechanisms; the sliding rod 1 is sleeved with a sliding box body 4 capable of moving along the length direction of the sliding rod 1, the bottom of the sliding box body 4 is fixedly provided with a fixed box body 8, the length direction of the fixed box body 8 is perpendicular to the length direction of the sliding rod 1, a horizontal sliding groove II 39 with an opening at the bottom is formed in the fixed box body 8, a translation mechanism is arranged in the horizontal sliding groove II 39, the translation mechanism is sleeved with a horizontal sliding rod 9, and the horizontal mechanism drives the horizontal sliding rod 9 to move horizontally along the length direction of the horizontal sliding rod; the bottom of the horizontal sliding rod 9 is fixedly provided with an electric hydraulic push rod 10, the free telescopic end of the electric hydraulic push rod 10 is connected with a conical limiting block 41 which is arranged in an inverted mode as shown in fig. 5, the tip end of the conical limiting block 41 is located at the bottom of the conical limiting block, the side wall of the conical limiting block 41 is embedded with a touch sensor 11, the touch sensor 11 is identical to the touch sensor 11 used by a smart phone, when the surface of the touch sensor 11 is touched, an electric field is formed on an electrode plate of the sensor, the electric field generates current, and then the control circuit converts the current into a digital signal, so that the input position is identified; a laser ranging probe 6 is arranged at the tip of the conical limiting block 41;
the translation mechanism comprises a second bearing 40, a first threaded rod 5 and a servo motor 42; as shown in fig. 5, the servo motor 42 and the second bearing 40 are respectively and fixedly mounted at two ends of the second horizontal chute 39, and two ends of the first threaded rod 5 are respectively and fixedly connected with the output end of the servo motor 42 and the inner ring of the second bearing 40.
Preferably, as shown in fig. 5, the top and the bottom of the sliding rod 1 are symmetrically provided with two horizontal sliding grooves 14 along the length direction of the sliding rod 1, and a stepping motor 45 and two driving mechanisms are arranged in the sliding box 4; the stepping motor 45 is embedded in the inner side wall of the sliding box body 4, and the output end of the stepping motor 45 is connected with one of the driving mechanisms; the driving mechanism comprises a roller 36 and a first rotating shaft 43; the roller 36 is fixedly sleeved on the first rotating shaft 43; the end part of the first rotating shaft 43 of one driving mechanism is fixedly connected with the output end of the stepping motor 45, and the other end of the first rotating shaft is rotatably connected with the inner side wall of the sliding box body 4; two ends of a first rotating shaft 43 of the other driving mechanism are respectively and rotatably connected with two opposite side walls of the sliding box body 4; the two rollers 36 are respectively located in the two horizontal sliding grooves 14.
In this embodiment, the rotating surfaces of the two rollers 36 are each sleeved with a rubber sleeve 38 for improving the friction with the first horizontal chute 14.
Preferably, the supporting mechanism comprises a lifting rod 2, a supporting rod 3 and a lifting adjusting mechanism for adjusting the lifting rod 2 to move up and down; as shown in fig. 1 and 3, a vertical chute 20 with an open top is arranged in the supporting rod 3, the output end of the lifting adjusting mechanism is positioned in the vertical chute 20, the lifting rod 2 is sleeved on the output end of the lifting adjusting mechanism and is in sliding connection with the side wall of the vertical chute 20, and the top of the lifting rod 2 is hinged with the end part of the sliding rod 1.
Preferably, the lifting adjusting mechanism comprises a knob 13, a second rotating shaft 22, a first conical gear 23, a second conical gear 24 and a second threaded rod 26; as shown in fig. 3, the knob 13 is located outside the support rod 3, one end of the second rotating shaft 22 is fixedly connected with the center of the rotating shaft of the knob 13, the other end of the second rotating shaft 22 is located in the first vertical chute 20 and is fixedly connected with the center of the rotating shaft of the first conical gear 23, the first conical gear 23 is meshed with the second conical gear 24, the bottom of the second threaded rod 26 is fixedly connected with the center of the rotating shaft of the second conical gear 24, the lifting rod 2 is sleeved on the thread of the second threaded rod 26, and when the second threaded rod 26 rotates, the lifting rod 2 can translate up and down.
In the preferred embodiment, as shown in fig. 3, a fixing plate 25 is horizontally installed in the first vertical chute 20; the smooth section of the threaded rod II 26 and the side wall of the rotating shaft II 22 are fixedly sleeved with limiting rings 21, the two limiting rings 21 are respectively positioned in the side wall of the fixed plate 25 and the side wall of the vertical chute I20 and are rotationally connected, and the purpose of the limiting rings 21 and the fixed plate 25 is to improve the stability of the lifting adjusting mechanism.
In this embodiment, as shown in fig. 4, a second vertical chute 29 with an opening at the bottom is formed at the bottom of the supporting rod 3, and a vertical through hole 28 communicated with the second vertical chute 29 is formed on the side wall of the supporting rod 3; a fixing mechanism for fixing the support rod 3 is arranged in the second vertical chute 29; the side wall of the fixing mechanism is provided with a foot pedal 12, and the end of the foot pedal 12 remote from the fixing mechanism passes through the vertical through hole 28 and is positioned outside the support rod 3.
Preferably, the fixing mechanism comprises a squeezing block 35, two scribing blocks 34, a connecting rod 33, two groups of spreading mechanisms and a cone drill bit 30; as shown in fig. 4, the side wall of the extrusion block 35 is fixedly connected with the end part of the pedal plate 12, the extrusion block 35 is sleeved on the connecting rod 33 in a sliding way, and a certain damping is arranged between the extrusion block 35 and the connecting rod 33; two opposite side walls of the connecting rod 33 are provided with a vertical sliding groove III 32; two ends of the two groups of spreading mechanisms are respectively and rotatably arranged in the two vertical sliding grooves III 32, two ends of the two scribing sheets 34 are respectively and slidably arranged in the two vertical sliding grooves III 32, and the tops of the two scribing sheets 34 are fixedly connected with the bottoms of the extrusion blocks 35; the bottom of the connecting rod 33 is fixedly connected with the top of the cone drill bit 30; the opening mechanism comprises a rotating rod 31 and a supporting plate 27, wherein the two ends of the rotating rod 31 are mutually hinged; the end of the rotating rod 31 is in sliding connection with the vertical sliding groove III 32, and the side wall of the supporting plate 27 is fixedly connected with the hinge joint of the rotating rod 31.
In the preferred embodiment, the top of the sliding box body 4 is fixedly provided with a balance box body 15, the top and the bottom of the inner side of the balance box body 15 are respectively fixedly provided with two homopolar magnet plates 18, and a magnet block 19, 2 springs 17 and 2 pressure sensors 16 are arranged between the two homopolar magnet plates 18; the magnetic force of the lower magnet plate 18 is larger than that of the upper magnet plate 18, so that the magnet blocks 19 can be suspended between the two magnet plates 18, the 2 pressure sensors 16 are embedded in the inner side wall of the balance box 15, the side wall of the magnet block 19 is fixedly connected with the end parts of the 2 springs 17 at the same time, and the end parts of the 2 springs 17, which are far away from the magnet block 19, are respectively connected with the induction ends of the plurality of pressure sensors 16; when the slide case 4 is unbalanced, the values between the 2 pressure sensors 16 are different.
In this embodiment, the scale 46 is preferably arranged on the side wall of the sliding rod 1, so that the measurement of the crack surface corresponding to the section of the sliding rod 1 with the equal length can be realized.
In this embodiment, a display control panel 7 is further disposed on the surface of the sliding box 4, and a controller (not shown) and a battery (not shown) are embedded in the sliding box.
Working principle: when the device is used, the two support rods 3 are firstly arranged at two positions of the same crack section, the second vertical chute 29 is aligned with the crack, then the pedal plate 12 is stepped on, so that the whole fixing mechanism moves along the second vertical chute 29, after the cone-shaped drill bit 30 enters the crack and contacts with the inside of the crack, the extrusion block 35 slides along the connecting rod 33, the scribing 34 extrudes the rotating rod 31, so that the two hinged rotating rods 31 are spread and the support plates 27 are driven to move outwards horizontally, and after the two support plates 27 contact with the inner side walls of the crack, the fixing of the measuring device is completed; after the fixing is completed, the device is leveled, when an operator sees that the pressure inductions of the two pressure sensors 16 are different on the display control panel 7, the knob 13 drives the second rotating shaft 22 and the first conical gear 23 to rotate through rotating the knob 13, the first conical gear 23 drives the second conical gear 24 to rotate, the second conical gear 24 drives the second threaded rod 26 to rotate, and the lifting rod 2 is sleeved on the second threaded rod 26, so that the sliding box 4 can be leveled. After leveling, the display control panel 7 can be arranged on the slide bar 1 to measure the cracks at intervals of a designated length, in order to enable the conical limiting block 41 to be aligned with the cracks, the position of the horizontal slide bar 9 is controlled under the action of the servo motor 42, so that the measurement of the cracks at each position is realized, the rotation steps of the servo motor 42 and the stepping motor 45 can be recorded through the controller, and the trend of the cracks is drawn through each point; when the crack at the designated position is measured, the controller controls the electric hydraulic push rod 10 to push the conical limiting block 41 to move downwards, when the surface of the touch sensor 11 is touched with the surface position of the crack, the touch sensor 11 is used for obtaining a contact point 44, as shown in fig. 7, and the width of the surface of the crack can be calculated through the radius R length of the position of the contact point 44; meanwhile, the distance L between the contact point 44 and the laser ranging probe 6 can be obtained, the angle alpha of the conical limiting block 41 is fixed, so that the vertical height a can be obtained, then the accurate crack depth can be obtained by adding the vertical height a to the crack depth measured by the laser ranging probe 6, the crack trend, the surface widths of a plurality of cracks and the crack depth are measured, the situation of the cracks can be more comprehensively known for measuring staff, particularly for pavement cracks, and early warning information can be provided for repairing the pavement cracks by adopting the data measured by the device.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (10)
1. The geological fracture surface investigation measuring device comprises two supporting mechanisms and a sliding rod (1), wherein two ends of the sliding rod (1) are respectively and rotatably connected with the tops of the two supporting mechanisms; the sliding rod (1) is sleeved with a sliding box body (4) which moves along the length direction of the sliding rod (1), the bottom of the sliding box body (4) is provided with a fixed box body (8), a horizontal sliding groove II (39) with an opening at the bottom is formed in the fixed box body (8), a translation mechanism is arranged in the horizontal sliding groove II (39), the translation mechanism is sleeved with a horizontal sliding rod (9), and the translation mechanism drives the horizontal sliding rod (9) to horizontally move along the length direction of the horizontal sliding rod; the bottom of the horizontal sliding rod (9) is fixedly provided with an electric hydraulic push rod (10), the free telescopic end of the electric hydraulic push rod (10) is provided with a conical limit block (41), the tip end of the conical limit block (41) is positioned at the bottom of the conical limit block, the side wall of the conical limit block (41) is embedded with a touch sensor (11), and the tip end of the conical limit block (41) is provided with a laser ranging probe (6);
the translation mechanism comprises a second bearing (40), a first threaded rod (5) and a servo motor (42); the servo motor (42) and the second bearing (40) are respectively and fixedly arranged at two ends of the second horizontal chute (39), and two ends of the first threaded rod (5) are respectively and fixedly connected with the output end of the servo motor (42) and the inner ring of the second bearing (40).
2. The geological fracture surface investigation measuring device according to claim 1, wherein the top and the bottom of the sliding rod (1) are symmetrically provided with two horizontal sliding grooves I (14) along the length direction of the sliding rod (1), and a stepping motor (45) and two driving mechanisms are arranged in the sliding box body (4); the stepping motor (45) is embedded in the inner side wall of the sliding box body (4), and the output end of the stepping motor (45) is connected with one of the driving mechanisms; the driving mechanism comprises a roller (36) and a first rotating shaft (43); the roller (36) is fixedly sleeved on the first rotating shaft (43); the end part of a first rotating shaft (43) of one driving mechanism is fixedly connected with the output end of a stepping motor (45), and the other end of the first rotating shaft is rotatably connected with the inner side wall of the sliding box body (4); two ends of a rotating shaft one (43) of the other driving mechanism are respectively and rotatably connected with two opposite side walls of the sliding box body (4); the two rollers (36) are respectively positioned in the two horizontal sliding grooves (14).
3. A geological crack surface survey measuring device according to claim 2, characterized in that the rolling surfaces of both said rollers (36) are provided with rubber sleeves (38) for increasing the friction with the horizontal runner (14).
4. The geological fracture surface survey measuring device according to claim 1, wherein said supporting mechanism comprises a lifting rod (2), a supporting rod (3) and a lifting adjusting mechanism for adjusting the lifting rod (2) to move up and down; the lifting mechanism is characterized in that a first vertical chute (20) with an opening at the top is arranged in the supporting rod (3), the output end of the lifting adjusting mechanism is positioned in the first vertical chute (20), the lifting rod (2) is sleeved on the output end of the lifting adjusting mechanism and is in sliding connection with the side wall of the first vertical chute (20), and the top of the lifting rod (2) is rotationally connected with the end part of the sliding rod (1).
5. The geological fracture surface survey measuring device of claim 4, wherein the lifting adjusting mechanism comprises a knob (13), a second rotating shaft (22), a first conical gear (23), a second conical gear (24) and a second threaded rod (26); the rotary knob (13) is located outside the support rod (3), one end of the second rotary shaft (22) is fixedly connected with the center of the rotary shaft of the rotary knob (13), the other end of the second rotary shaft (22) is located in the first vertical chute (20) and is fixedly connected with the center of the rotary shaft of the first conical gear (23), the first conical gear (23) is meshed with the second conical gear (24), the bottom of the second threaded rod (26) is fixedly connected with the center of the rotary shaft of the second conical gear (24), and the lifting rod (2) is sleeved on the thread of the second threaded rod (26).
6. The geological fracture surface survey measuring device according to claim 5, characterized in that a fixed plate (25) is horizontally installed in the first vertical chute (20); and the smooth section of the second threaded rod (26) and the side wall of the second rotating shaft (22) are fixedly sleeved with limiting rings (21), and the two limiting rings (21) are respectively positioned in the side walls of the fixed plate (25) and the first vertical chute (20) and are rotationally connected.
7. The geological fracture surface investigation measuring device according to claim 4, characterized in that the bottom of the supporting rod (3) is provided with a vertical sliding chute (29) with an opening at the bottom, and the side wall of the supporting rod (3) is provided with a vertical through hole (28) communicated with the vertical sliding chute (29); a fixing mechanism for fixing the support rod (3) is arranged in the vertical sliding groove II (29); the side wall of the fixing mechanism is provided with a pedal plate (12), and the end part of the pedal plate (12) far away from the fixing mechanism passes through the vertical through hole (28) and is positioned outside the supporting rod (3).
8. The geological fracture surface survey measuring device of claim 7, wherein said fixing means comprises a squeeze block (35), two saw segments (34), a connecting rod (33), two sets of spreader means and a cone drill bit (30); the side wall of the extrusion block (35) is fixedly connected with the end part of the pedal plate (12), and the extrusion block (35) is sleeved on the connecting rod (33) in a sliding way; two opposite side walls of the connecting rod (33) are provided with vertical sliding grooves III (32); two ends of the two groups of spreading mechanisms are respectively and rotatably arranged in two vertical sliding grooves III (32), two ends of the two scribing sheets (34) are respectively and slidably arranged in the two vertical sliding grooves III (32), and the tops of the two scribing sheets (34) are fixedly connected with the bottoms of the extrusion blocks (35); the bottom of the connecting rod (33) is fixedly connected with the top of the conical drill bit (30); the spreading mechanism comprises a rotating rod (31) and a supporting plate (27) with two end parts hinged with each other; the side wall of the supporting plate (27) is fixedly connected with the hinge joint of the rotating rod (31).
9. The geological fracture surface investigation measuring device according to claim 1, wherein a balance box body (15) is fixedly arranged at the top of the sliding box body (4), two homopolar magnet plates (18) are fixedly arranged at the top and the bottom of the inner side of the balance box body (15), and a magnet block (19), a plurality of springs (17) and a plurality of pressure sensors (16) are arranged between the homopolar magnet plates (18); the pressure sensors (16) are embedded in the inner side wall of the balance box body (15), the side wall of the magnet block (19) is fixedly connected with the end parts of the springs (17) at the same time, and the end parts of the springs (17) far away from the magnet block (19) are respectively connected with the induction ends of the pressure sensors (16).
10. Geological fracture surface survey measuring device according to claim 1, characterized in that the slide bar (1) is provided with graduations (46) on its side walls.
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Cited By (1)
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