CN114509010A - Geological disaster crack measuring device - Google Patents

Geological disaster crack measuring device Download PDF

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Publication number
CN114509010A
CN114509010A CN202210141583.4A CN202210141583A CN114509010A CN 114509010 A CN114509010 A CN 114509010A CN 202210141583 A CN202210141583 A CN 202210141583A CN 114509010 A CN114509010 A CN 114509010A
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CN
China
Prior art keywords
base
geological disaster
crack
shaft
movable
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Granted
Application number
CN202210141583.4A
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Chinese (zh)
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CN114509010B (en
Inventor
安如意
何修双
李晟洲
鲁峰
李浩嵩
宿卫民
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First Geological Brigade of Shandong Provincial Bureau of Geology and Mineral Resources of First Geological and Mineral Exploration Institute of Shandong Province
Original Assignee
First Geological Brigade of Shandong Provincial Bureau of Geology and Mineral Resources of First Geological and Mineral Exploration Institute of Shandong Province
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Application filed by First Geological Brigade of Shandong Provincial Bureau of Geology and Mineral Resources of First Geological and Mineral Exploration Institute of Shandong Province filed Critical First Geological Brigade of Shandong Provincial Bureau of Geology and Mineral Resources of First Geological and Mineral Exploration Institute of Shandong Province
Priority to CN202210141583.4A priority Critical patent/CN114509010B/en
Publication of CN114509010A publication Critical patent/CN114509010A/en
Application granted granted Critical
Publication of CN114509010B publication Critical patent/CN114509010B/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques
    • G01B11/02Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C9/00Measuring inclination, e.g. by clinometers, by levels

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (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 belongs to the technical field of geological disaster measuring tools, and particularly relates to a geological disaster crack measuring device which comprises a connecting base body, wherein a base is fixedly arranged on the lower surface of the connecting base body, a first notch is formed in the lower surface of the base, an annular sliding groove is formed in the outer circumferential surface of the base, and a sliding base is slidably arranged in the annular sliding groove. Simultaneously can also cooperate the laser to sweep the record that the inclined angle compares between flat appearance appears sinking or rising and the horizontal plane to the region that appears the crack, the surface of base can also add the position scale and use in order to cooperate the measurement to the ground surface crack simultaneously, it can upwards lift the swing joint arm after the measurement is accomplished and reset, thereby the realization is to the quick measurement of geological disaster crack, and can compare in the measurement at earth's surface inclination to the irregular crack that geological disaster crack appears and the rising that the earth's surface appears and descend and use, the effectual current geological disaster crack measuring tool of solution measurement that does not have uses characteristics.

Description

Geological disaster crack measuring device
Technical Field
The invention belongs to the technical field of geological disaster measuring tools, and particularly relates to a geological disaster crack measuring device.
Background
The geological disaster refers to a geological effect or a geological phenomenon which is formed under the action of natural or human factors and causes damage to human life and property and damage to the environment, the distribution change rule of the geological disaster on time and space is not only limited by the natural environment, but also related to human activities, and the geological effect which is formed under the action of natural or human factors and causes damage and loss to the human life and property and the environment, such as ground cracks, collapse and the like.
The ground fissure belongs to a geological disaster which is common in geological disasters, the ground fissure with a structural cause is usually in a multi-stage goose-type combination form on the ground surface, and one part of the ground fissure is related to earthquake activities; another type of ground fracture with local regional development can be related to underground mining activities, and the like, the existing ground fracture needs to be measured and recorded, however, the measuring tool used in the prior art has strong universality, and has obvious poor pertinence when measuring the ground fracture, and unnecessary trouble is brought to the measurement of the geological disaster fracture.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides a geological disaster crack measuring device, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a geological disaster crack measuring device, includes and connects the base member, the lower fixed surface who connects the base member installs the base, and notch one has been seted up to the lower surface of base, and annular spout has been seted up to the outer periphery of base, and the inside slidable mounting of annular spout has a slip base station, and the fixed surface that base one side was kept away from to the slip base station installs laser and sweeps the flat appearance, and the fixed surface of slip base station installs under the laser sweeps the flat appearance and measures the tape measure, connects the periphery of base member and has seted up two direction notches.
Preferably, a connecting base frame is fixedly installed on the circumferential surface of the connecting base body far away from one end of the base, movable connecting arms are rotatably installed on the left side and the right side of the connecting base frame far away from one end of the connecting base body, limiting grooves are formed in the surfaces of the two movable connecting arms, connecting plates are rotatably installed on the ends of the two movable connecting arms far away from the connecting base frame, pedals are rotatably installed on the sides, close to one side, of the two connecting plates, a movable shaft body is arranged inside the connecting base body, a connecting shaft is fixedly installed on the circumferential surface of the movable shaft body, the left end and the right end of the connecting shaft extend towards the left side and the right side and respectively penetrate through the two guide notches, sliding connecting blocks are fixedly installed on the left end and the right end of the connecting shaft, the connecting shaft is slidably connected with the movable connecting arms through the sliding connecting blocks, a second notch is formed in the lower surface of the movable shaft body, a connecting base shaft is movably installed inside the notch II, and two long notches are formed in the circumferential surface of the connecting base shaft, the inside of two rectangular openings has spacing briquetting respectively slidable mounting, and spacing briquetting lower surface rotates installs connecting rod one, and connecting rod one is kept away from spacing briquetting one end and is rotated and install connecting rod two, and connecting rod two is kept away from connecting rod one end and is connected with the inner wall rotation of rectangular opening, and the lower fixed surface who connects the basic shaft installs conical bit.
Preferably, connect the base member and be cylinder type structure, the inside of connecting the base member is cavity type structure, and the bottom radius size of base is greater than its top radius size, connects the base member and is the concentric setting with the base.
Preferably, the movable shaft body and the connecting base body are arranged concentrically, the structural size of the movable shaft body and the structural size of the connecting base body are completely matched in a corresponding mode, and the two guide notches are arranged on the circumference of the connecting base body at equal intervals.
Preferably, the movable shaft body, the connecting base shaft and the conical drill bit are all arranged concentrically, the two long notches are arranged at intervals in a circumferential mode by connecting the axial lead of the base shaft, and the connection between the two long notches is perpendicular to the connection between the two guide notches.
Preferably, the laser swinger and the measuring tape are respectively positioned in two parallel planes.
Compared with the prior art, the invention has the beneficial effects that:
1. the geological disaster crack measuring device is integrally carried to a place where a geological disaster crack is measured by arranging a connecting base body, a base, a movable shaft body and a pedal plate, the device is placed above the ground crack according to the width condition of the ground crack in a disaster area, and meanwhile, a notch formed in the lower surface of the base is not shielded by the ground, then, the pedal plate is pedaled by a single foot and downwards applied with force, the pedal plate is stressed to downwards move by taking one end of the movable connecting arm, which is far away from the pedal plate, as an axis, the movable connecting arm drives a connecting shaft and a sliding connecting block to vertically downwards move along a guide notch through a limiting groove while rotating, the movable shaft body is driven to downwards move together in the process of downwards moving of the connecting shaft, and meanwhile, the left and right sides of the connecting base shaft, which are subjected to self gravity, can downwards move together with the movable shaft body and penetrate through the base to the ground crack, because the ground surface crack is narrower far away from the ground, when the conical drill bit is contacted with the inside of the crack, the conical drill bit stops moving downwards, and meanwhile, the conical drill bit continuously moves downwards on the pedal plate, and the first connecting rod and the second connecting rod are forced to expand and be embedded into the soil deep in the crack by the downward pressing of the bottom end of the movable shaft body to further fix the connecting base body, the length can be measured along the ground surface crack by pulling the measuring tape, and the measuring tape can be pulled according to the irregular shape of the bent ground surface crack to adjust the sliding base platform to slide and turn on the annular sliding chute, so that the measuring of the distance between the crack at different points and the fixed point can be conveniently carried out, meanwhile, the measuring tape can be matched with a laser planometer to carry out comparison and record on the sinking or rising of the area with the included angle between the horizontal plane, and meanwhile, the surface of the base can be additionally provided with azimuth scales to be matched with the measurement of the ground surface crack, after the measurement is accomplished, the movable connecting arm is lifted upwards to reset, so that the measurement on the geological disaster cracks is quick, the irregular cracks appearing in the geological disaster cracks and the rising and falling of the earth surface can be compared with the measurement of the earth surface inclination angle, and the measurement use characteristics that the existing geological disaster crack measuring tool does not have are effectively solved.
2. This geological disasters crack measuring device can be used for supporting the effect that connects the base member and carry out ground crack measurement and use through setting up the base, and base bottom radius is greater than its top radius simultaneously, and security protection that can be fine is used to the cracked surface in earth's surface, and effectual improvement is to the measuring suitability in earth's surface crack.
3. This geological disaster crack measuring device can make things convenient for geological disaster crack measuring personnel to reduce the number of times of bowing through setting up the running-board, steps on more high-efficient when convenient under to the running-board through utilizing pedal mode.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic perspective view of a first embodiment of the present invention;
FIG. 2 is a schematic perspective view of a second embodiment of the present invention;
FIG. 3 is a schematic sectional view of a partial three-dimensional structure of the present invention;
FIG. 4 is a schematic front view of the present invention;
FIG. 5 is a schematic cross-sectional view taken along line A-A of FIG. 4 in accordance with the present invention;
fig. 6 is a schematic structural diagram of the invention at a in fig. 3.
The device comprises a base body 1, a base 2, an annular sliding groove 3, a sliding base 4, a laser planometer 5, a measuring tape 6, a guide groove 7, a movable shaft 8, a connecting base frame 9, a movable connecting arm 10, a limiting groove 11, a connecting plate 12, a pedal 13, a connecting shaft 14, a sliding connecting block 15, a connecting base shaft 16, a limiting pressing block 17, a connecting rod I18, a connecting rod II 19 and a conical drill bit 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides the following technical solutions: a geological disaster crack measuring device comprises a connecting base body 1, a base 2 is fixedly installed on the lower surface of the connecting base body 1, a first notch is formed in the lower surface of the base 2, the connecting base body 1 is of a cylindrical structure, the inside of the connecting base body 1 is of a hollow structure, the radius of the bottom end of the base 2 is larger than that of the top end of the base, the connecting base body 1 and the base 2 are concentrically arranged, the base 2 can be used for supporting the connecting base body 1 to measure ground cracks, meanwhile, the radius of the bottom end of the base 2 is larger than that of the top end of the base, the base can be well protected and used on the surface of ground cracks, the applicability of ground crack measurement is effectively improved, an annular sliding groove 3 is formed in the outer circumferential surface of the base 2, a sliding base table 4 is slidably installed inside the annular sliding groove 3, and a laser leveling instrument 5 is fixedly installed on the surface of the side, far away from the base table 2, of the sliding base table 4, the surface of a sliding base platform 4 under a laser planometer 5 is fixedly provided with a measuring tape 6, the laser planometer 5 and the measuring tape 6 are respectively positioned in two planes which are parallel to each other, the measuring tape 6 can be pulled to measure ground surface cracks, the measuring tape 6 can be pulled and simultaneously the sliding base platform 4 can be driven to rotate along an annular chute 3 to rotate along the pulling direction of the measuring tape 6, the inclination angle between the measuring point and the horizontal line can be measured by matching with the laser planometer 5, the circumferential surface of a connecting base body 1 is provided with two guide notches 7, the two guide notches 7 are arranged at equal intervals on the circumference of the axial lead of the connecting base body 1, the circumferential surface of the connecting base body 1 far away from one end of a base 2 is fixedly provided with a connecting base frame 9, and the left side and the right side of the connecting base frame 9 far away from one end of the connecting base body 1 are both rotatably provided with movable connecting arms 10, the surfaces of the two movable connecting arms 10 are respectively provided with a limiting groove 11, one ends of the two movable connecting arms 10 far away from the connecting base frame 9 are respectively rotatably provided with a connecting plate 12, the two connecting plates 12 are mutually close to one side and rotatably provided with a pedal plate 13, the pedal plate 13 can be convenient for geological disaster crack measuring personnel to reduce the bending times, the pedal plate 13 is stepped down in a pedal mode, the efficiency is higher while the convenience is realized, the movable shaft body 8 is arranged in the connecting base body 1, the movable shaft body 8 and the connecting base body 1 are concentrically arranged, the structural size of the movable shaft body 8 is completely matched with that of the connecting base body 1 correspondingly, the circumferential surface of the movable shaft body 8 is fixedly provided with a connecting shaft 14, the left end and the right end of the connecting shaft 14 extend towards the left side and the right side and respectively pass through the two guide notches 7, the left end and the right end of the connecting shaft 14 are respectively fixedly provided with a sliding connecting block 15, and the connecting shaft 14 is connected with the movable connecting arms 10 in a sliding manner through the sliding blocks 15, the lower surface of the movable shaft body 8 is provided with a second notch, the inside of the second notch is movably provided with a connecting base shaft 16, the circumferential surface of the connecting base shaft 16 is provided with two long notches, the two long notches are arranged at equal intervals along the axial lead of the connecting base shaft 16, the connection between the two long notches is mutually vertical to the connection between the two guide notches 7, the insides of the two long notches are respectively provided with a limiting pressing block 17 in a sliding way, the lower surface of the limiting pressing block 17 is rotatably provided with a first connecting rod 18, one end of the first connecting rod 18, which is far away from the limiting pressing block 17, is rotatably provided with a second connecting rod 19, one end of the second connecting rod 19, which is far away from the first connecting rod 18, is rotatably connected with the inner wall of the long notch, the lower surface of the connecting base shaft 16 is fixedly provided with a conical drill bit 20, the movable shaft body 8, the connecting base shaft 16 and the conical drill bit 20 are concentrically arranged, and the pedal 13 is used for exerting downward force through a single foot pedal 13, the pedal 13 can move downwards by taking the end of the movable connecting arm 10, as an axis, the movable connecting arm 10 drives the connecting shaft 14 and the sliding connecting block 15 to vertically move downwards along the guide groove opening 7 through the limiting groove 11 when rotating, the connecting shaft 14 can drive the movable shaft body 8 to move downwards together in the downward movement process, meanwhile, the connecting base shaft 16 can follow the movable shaft body 8 to move downwards together and penetrate through the base 2 to enter a ground crack when being subjected to self gravity, the ground crack is more narrow when being far away from the ground, the conical drill bit 20 stops moving downwards when being in contact with the inside of the crack, meanwhile, the pedal plate 13 continuously moves downwards, and the downward pressing of the bottom end of the movable shaft body 8 on the limiting pressing block 17 can force the connecting rod I18 and the connecting rod II 19 to expand and be embedded into the soil in the deep layer of the crack, so that the connecting base body 1 is fixed.
The working principle and the using process of the invention are as follows: when the device is used, firstly, the device is integrally carried to a crack measuring position where a geological disaster occurs, the device is placed above a ground crack according to the width condition of the ground crack in a disaster area, meanwhile, a notch formed in the lower surface of the base 2 is not shielded by the ground, then, the pedal 13 is pedaled by a single foot, the pedal 13 is stressed, the end, far away from the pedal 13, of the movable connecting arm 10 is used as an axis to move downwards, the movable connecting arm 10 rotates, meanwhile, the connecting shaft 14 and the sliding connecting block 15 are driven by the limiting groove 11 to vertically move downwards along the guide notch 7, the movable shaft body 8 is driven to move downwards together in the downward moving process of the connecting shaft 14, meanwhile, the left and right of the connecting base shaft 16 under the gravity of the connecting base shaft can move downwards along with the movable shaft body 8 and penetrate through the base 2 to enter the ground crack, because the ground surface crack is narrower far away from the ground, when the conical drill bit 20 is contacted with the inside of the crack, the conical drill bit 20 stops moving downwards, meanwhile, the pedal 13 continuously moves downwards, and the lower end of the movable shaft body 8 presses the limiting pressing block 17 to force the connecting rod I18 and the connecting rod II 19 to expand and be embedded into the soil deep in the crack, so that the connecting base body 1 is fixed, the length can be measured along the ground surface crack by pulling the measuring tape 6, and the measuring tape 6 can be pulled according to the irregular shape of the bent ground surface crack to adjust the sliding base platform 4 to slide and turn on the annular sliding chute 3, thereby being capable of conveniently measuring the crack distances of different point positions from fixed point positions, and being matched with the laser planometer 5 to compare and record the sinking or rising of the included angle between the horizontal plane and the area where the crack appears, simultaneously the surface of base 2 can also attach the position scale and use with the cooperation to the measurement of earth's surface fracture, it can to upwards lift up the swing joint arm 10 after the measurement is accomplished and reset, thereby realize the quick measurement to geological disaster fracture, and can compare in the measurement at earth's surface inclination to the irregular fracture that geological disaster fracture appears and the rising that the earth's surface appears and descend and use, effectual solution has the measurement use characteristics that current geological disaster fracture measuring apparatus did not have, all consumer all supply power through external power supply in this device.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the invention as defined by the appended claims. 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 (5)

1. The utility model provides a geological disaster crack measuring device, includes connection base member (1), its characterized in that: the lower surface of the connecting base body (1) is fixedly provided with a base (2), the lower surface of the base (2) is provided with a first notch, the outer circumferential surface of the base (2) is provided with an annular sliding groove (3), a sliding base table (4) is slidably arranged in the annular sliding groove (3), the surface of one side, away from the base (2), of the sliding base table (4) is fixedly provided with a laser swinger (5), a measuring tape (6) is fixedly arranged on the surface of the sliding base table (4) right below the laser swinger (5), and the circumferential surface of the connecting base body (1) is provided with two guide notches (7);
the periphery of one end, far away from the base (2), of the connecting base body (1) is fixedly provided with a connecting base frame (9), the left side and the right side of one end, far away from the connecting base body (1), of the connecting base frame (9) are respectively rotatably provided with a movable connecting arm (10), the surfaces of the two movable connecting arms (10) are respectively provided with a limiting groove (11), one end, far away from the connecting base frame (9), of the two movable connecting arms (10) is respectively rotatably provided with a connecting plate (12), one side, close to each other, of the two connecting plates (12) is rotatably provided with a pedal plate (13), a movable shaft body (8) is arranged inside the connecting base body (1), the periphery of the movable shaft body (8) is fixedly provided with a connecting shaft (14), the left end and the right end of the connecting shaft (14) extend towards the left side and the right side and pass through two guide groove openings (7) respectively, and the left end and right end of the connecting shaft (14) are respectively fixedly provided with a sliding connecting block (15), connecting axle (14) are through sliding connection piece (15) and swing joint arm (10) sliding connection, notch two has been seted up to the lower surface of swing axis body (8), the inside movable mounting of notch two has connection base shaft (16), two long notches have been seted up to the periphery of connecting base shaft (16), the inside difference slidable mounting of two long notches has spacing briquetting (17), spacing briquetting (17) lower surface rotation installs connecting rod one (18), connecting rod one (18) are kept away from spacing briquetting (17) one end and are rotated and install connecting rod two (19), connecting rod two (19) are kept away from connecting rod one (18) one end and are rotated with the inner wall of long notch and are connected, the fixed surface who connects base shaft (16) installs conical bit (20).
2. The geological disaster fracture measurement device as claimed in claim 1, wherein: connect base member (1) and be the cylinder type structure, the inside of connecting base member (1) is cavity type structure, and the bottom radius size of base (2) is greater than its top radius size, connects base member (1) and base (2) and is the concentric setting.
3. The geological disaster fracture measurement device as claimed in claim 1, wherein: the movable shaft body (8) and the connecting base body (1) are arranged concentrically, the movable shaft body (8) and the connecting base body (1) are completely matched in a corresponding mode in structural size, and the two guide notches (7) are arranged at equal intervals in a circumferential mode by connecting axial leads of the base body (1).
4. The geological disaster fracture measurement device as claimed in claim 1, wherein: the movable shaft body (8), the connecting base shaft (16) and the conical drill bit (20) are all arranged concentrically, the two long notches are arranged at intervals on the circumference of the axial lead of the connecting base shaft (16), and the connection between the two long notches is perpendicular to the connection between the two guide notches (7).
5. The geological disaster fracture measurement device as claimed in claim 1, wherein: the laser swinger (5) and the measuring tape (6) are respectively positioned in two parallel planes.
CN202210141583.4A 2022-02-16 2022-02-16 Geological disaster crack measuring device Active CN114509010B (en)

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CN114509010B CN114509010B (en) 2024-05-10

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115406409A (en) * 2022-11-01 2022-11-29 四川中科川信科技有限公司 Dip angle measurement monitoring equipment
CN116659386A (en) * 2023-08-01 2023-08-29 山东省地质测绘院 Geological fracture surface investigation measuring device

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US4105339A (en) * 1977-01-24 1978-08-08 The United States Of America As Represented By The Secretary Of The Air Force Azimuth monitoring system
JPH0894752A (en) * 1994-09-21 1996-04-12 Toyo Consultant Kk Crack-indicating pointing stick having distance measuring device
CN102494713A (en) * 2011-11-11 2012-06-13 张金川 Geological measuring and marking instrument
CN207472183U (en) * 2017-11-23 2018-06-08 北京颐和工程监理有限责任公司 Smoothness measuring equipment
CN210293122U (en) * 2019-10-11 2020-04-10 张复金 Geological disaster crack measuring device
CN211178235U (en) * 2020-03-05 2020-08-04 毛筱菲 Oil field is crack measuring device for geological development
CN211740061U (en) * 2020-05-06 2020-10-23 孙大光 Agricultural economic management's ridge measuring device
CN212052228U (en) * 2020-03-30 2020-12-01 重庆工程职业技术学院 Road and bridge bituminous pavement crack detection device
CN212409553U (en) * 2020-05-25 2021-01-26 李顺明 Surface crack monitoring reading ruler
CN215064210U (en) * 2021-06-29 2021-12-07 西北大学 Geological disaster crack measuring device
CN215066653U (en) * 2021-05-10 2021-12-07 李锐鹏 Ground crack geological disaster measuring device
CN116734698A (en) * 2023-07-28 2023-09-12 中国地质科学院郑州矿产综合利用研究所 Hydraulic ring geological crack measuring device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4105339A (en) * 1977-01-24 1978-08-08 The United States Of America As Represented By The Secretary Of The Air Force Azimuth monitoring system
JPH0894752A (en) * 1994-09-21 1996-04-12 Toyo Consultant Kk Crack-indicating pointing stick having distance measuring device
CN102494713A (en) * 2011-11-11 2012-06-13 张金川 Geological measuring and marking instrument
CN207472183U (en) * 2017-11-23 2018-06-08 北京颐和工程监理有限责任公司 Smoothness measuring equipment
CN210293122U (en) * 2019-10-11 2020-04-10 张复金 Geological disaster crack measuring device
CN211178235U (en) * 2020-03-05 2020-08-04 毛筱菲 Oil field is crack measuring device for geological development
CN212052228U (en) * 2020-03-30 2020-12-01 重庆工程职业技术学院 Road and bridge bituminous pavement crack detection device
CN211740061U (en) * 2020-05-06 2020-10-23 孙大光 Agricultural economic management's ridge measuring device
CN212409553U (en) * 2020-05-25 2021-01-26 李顺明 Surface crack monitoring reading ruler
CN215066653U (en) * 2021-05-10 2021-12-07 李锐鹏 Ground crack geological disaster measuring device
CN215064210U (en) * 2021-06-29 2021-12-07 西北大学 Geological disaster crack measuring device
CN116734698A (en) * 2023-07-28 2023-09-12 中国地质科学院郑州矿产综合利用研究所 Hydraulic ring geological crack measuring device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115406409A (en) * 2022-11-01 2022-11-29 四川中科川信科技有限公司 Dip angle measurement monitoring equipment
CN115406409B (en) * 2022-11-01 2023-02-24 四川中科川信科技有限公司 Dip angle measuring and monitoring equipment
CN116659386A (en) * 2023-08-01 2023-08-29 山东省地质测绘院 Geological fracture surface investigation measuring device
CN116659386B (en) * 2023-08-01 2023-09-29 山东省地质测绘院 Geological fracture surface investigation measuring device

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