CN114482156A - Quick check out test set of pile foundation bearing capacity - Google Patents
Quick check out test set of pile foundation bearing capacity Download PDFInfo
- Publication number
- CN114482156A CN114482156A CN202210290543.6A CN202210290543A CN114482156A CN 114482156 A CN114482156 A CN 114482156A CN 202210290543 A CN202210290543 A CN 202210290543A CN 114482156 A CN114482156 A CN 114482156A
- Authority
- CN
- China
- Prior art keywords
- pile foundation
- bearing capacity
- platform
- track
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/10—Miscellaneous comprising sensor means
Abstract
The embodiment of the application relates to a quick check out test set of pile foundation bearing capacity, including the track that links together can be dismantled at both ends, the track includes multisection order articulated rigid track festival, the riser of vertical fixation on the rigid track festival, adjacent riser is articulated together, the flexible guide rail of parcel on the riser, establish the moving platform on the flexible guide rail, establish the intensity detector on the moving platform, establish the fixed unit on the moving platform, establish the fixed platform on orbital first festival or last section rigid track festival, two electric block and the controller of establishing on moving platform or fixed platform of establishing on the fixed platform are established to the symmetry, the flexible end of fixed unit can insert in the hole on the rigid track festival, the controller is used for with the moving platform, the intensity detector, fixed unit and electric block carry out data interaction. The utility model provides a pile foundation bearing capacity rapid detection equipment, the bearing capacity condition of large-scale pile foundation is reacted to the mode through the quick test of multiple spot intensity.
Description
Technical Field
The application relates to the technical field of engineering detection, in particular to a pile foundation bearing capacity rapid detection device.
Background
The large-scale pile foundation is bulky, the shape of part pile foundation is also irregular, how to detect is a difficult problem all the time, if carry out direct detection, just need large-scale or even super large-scale check out test set to go on, this can be very big increase the construction cost, the mode of spot check can't realize comprehensive coverage again.
Disclosure of Invention
The embodiment of the application provides a quick check out test set of pile foundation bearing capacity, the bearing capacity condition of large-scale pile foundation is reacted to the mode through the quick test of multiple spot intensity.
The above object of the embodiments of the present application is achieved by the following technical solutions:
the embodiment of the application provides a quick check out test set of pile foundation bearing capacity, include:
the two ends of the track are detachably connected together, and the track comprises a plurality of rigid track sections which are sequentially hinged together;
the vertical plates are vertically fixed on the rigid track sections, and the adjacent vertical plates are hinged together;
the flexible guide rail is wrapped on the vertical plate;
the mobile platform is arranged on the flexible guide rail and is configured to move on the flexible guide rail;
the intensity detector is arranged on the mobile platform;
the fixing unit is arranged on the mobile platform, and the telescopic end of the fixing unit can be inserted into the hole in the rigid track section;
the fixed platform is arranged on the first section or the last section of the rigid track section of the track;
the two electric hoists are symmetrically arranged on the fixed platform, and steel wire ropes on the two electric hoists are fixedly connected to the strength detector; and
and the controller is arranged on the movable platform or the fixed platform and is used for carrying out data interaction with the movable platform, the intensity detector, the fixed unit and the electric hoist.
In a possible implementation manner of the embodiment of the present application, the method further includes:
the first fixing piece is hinged on a first rigid track section of the track;
the second fixed part is hinged on the last rigid track section of the track; and
and the connecting bolt is arranged on the first fixing piece or the second fixing piece and is used for connecting the first fixing piece and the second fixing piece together.
In a possible implementation manner of the embodiment of the present application, the fixing unit includes:
the sliding shaft is connected with the movable platform in a sliding manner; and
and the electric cylinder is arranged on the moving platform, and the working end of the electric cylinder is connected to the sliding shaft and is used for pushing the sliding shaft to be inserted into the hole in the rigid track section and pulling the sliding shaft out of the hole in the rigid track section.
In one possible implementation of the embodiment of the present application, the strength detector is a hydraulic bearing strength detector.
In a possible implementation manner of the embodiment of the application, a pressure sensor is arranged on the working end of the intensity detector, and the pressure sensor feeds back a signal to the controller to close the electric hoist.
In a possible implementation manner of the embodiment of the present application, the flexible guide rail includes a first portion wrapping the vertical plate and a second portion symmetrically disposed on two sides of the first portion.
In a possible implementation manner of the embodiment of the application, the second portion located inside the first portion is provided with the contraction groove at intervals.
In a possible implementation manner of the embodiment of the application, the pile foundation testing device further comprises a supporting column, wherein a first end of the supporting column is detachably fixed on the fixed platform, and a second end of the supporting column is used for abutting against the pile foundation to be tested.
Drawings
Fig. 1 is a schematic view of deployment of a detection apparatus on a pile foundation according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a track, a mobile platform and a fixed unit provided in an embodiment of the present application.
Fig. 3 is a schematic connection diagram of a rigid track section according to an embodiment of the present application.
Fig. 4 is a schematic diagram of distribution of detection points on a pile foundation according to an embodiment of the present application.
Fig. 5 is a schematic view of connection between two ends of a rail according to an embodiment of the present application.
Fig. 6 is an enlarged schematic view of a portion a in fig. 1.
Fig. 7 is a schematic view of a shape of a shrinkage groove provided in an embodiment of the present application.
Fig. 8 is a schematic connection diagram of a fixed platform and a support column provided in an embodiment of the present application.
Fig. 9 is a schematic block diagram of a control principle of a controller according to an embodiment of the present application.
In the figure, 1, a rail, 2, an intensity detector, 5, a pressure sensor, 6, a controller, 11, a rigid rail joint, 12, a vertical plate, 13, a flexible guide rail, 14, a moving platform, 15, a fixing unit, 31, a fixing platform, 32, an electric hoist, 33, a supporting column, 41, a first fixing part, 42, a second fixing part, 43, a connecting bolt, 131, a first part, 132, a second part, 133, a contraction groove, 151, a sliding shaft, 152 and an electric cylinder.
Detailed Description
The technical solution of the present application will be described in further detail below with reference to the accompanying drawings.
Referring to fig. 1, 2 and 3, for a device for rapidly detecting bearing capacity of a pile foundation disclosed in an embodiment of the present application, the device includes a track 1, an intensity detector 2, a controller 6, a vertical plate 12, a flexible guide rail 13, a moving platform 14, a fixing unit 15, a fixing platform 31, an electric hoist 32, and the like, where the track 1 includes a plurality of rigid track sections 11 sequentially hinged together, and can be deformed according to actual use conditions, for example, a detection surface of the pile foundation is a plane, the track 1 is a linear surface, the detection surface of the pile foundation is a curved surface, and the track 1 is an arc surface.
Each rigid track joint 11 is provided with a vertical plate 12, the vertical plates 12 are used for supporting flexible guide rails 13, the number of the vertical plates 12 is the same as that of the rigid track joints 11, the first end of each vertical plate 12 is fixed on the rigid track joint 11, the second end of each vertical plate 12 is inserted into the flexible guide rails 13, or the flexible guide rails 13 wrap the second ends of the vertical plates 12.
A moving platform 14 is arranged on the flexible guide rail 13, and the moving platform 14 can move along the flexible guide rail 13 to cover the area where the track 1 is located. The intensity detector 2 is mounted on the movable platform 14 so as to be movable in accordance with the movement of the movable platform 14.
The movable platform 14 is further provided with a fixing unit 15, and a telescopic end of the fixing unit 15 can be inserted into a hole on the rigid track section 11, so that the intensity detector 2 can be kept stable in the detection process. It will be appreciated that the flexible rail 13 may change shape rapidly when subjected to an external force, which may cause the orientation of the intensity detector 2 to change, resulting in detection failure.
After the mobile platform 14 is fixed on the rigid track section 11 by the fixing unit 15, the intensity detector 2 can be kept stable during the detection process.
Still be provided with a fixed platform 31 on track 1's the first section or last section rigid track festival 11, install two electric block 32 on the fixed platform 31, these two electric block 32 symmetries are installed on fixed platform 31, and the equal fixed connection of wire rope on two electric block 32 is on intensity detector 2, and the effect makes intensity detector 2's work end can butt all the time on the detection surface of pile foundation in the testing process.
The moving platform 14, the intensity detector 2, the fixing unit 15 and the electric hoist 32 are controlled by using the controller 6, that is, in the whole detection process, the moving platform 14, the intensity detector 2, the fixing unit 15 and the electric hoist 32 can detect the detection surface of the pile foundation according to set steps.
The controller 6 may be mounted on the moving platform 14 or on the fixed platform 31.
In combination with a specific process, firstly, the track 1 with a proper length is selected according to the length of the cross section of the pile foundation, if the length is insufficient, some rigid track sections 11 can be added, and because the flexible guide rails 13 are elastic, the connection of the two sections of flexible guide rails 13 can be realized in an inserting manner, or the connection can be realized by using glue.
And then determining a detection position according to the height of the pile foundation, for example, taking five meters at zero as a length reference, and detecting the pile foundation from top to bottom or from bottom to top, please refer to fig. 4.
At a first detection height, the inner side surface of the track 1 is attached to the side surface of the pile foundation, then the two ends of the track 1 are connected together, and then the steel wire rope on the electric hoist 32 is fixed on the detection end of the strength detector 2, wherein the steel wire rope on the electric hoist 32 is in a loose state.
After the detection is started, the moving platform 14 is firstly moved to a first detection position, then the telescopic end of the fixing unit 15 is inserted into the hole on the lower rigid track section 11, and then the electric hoist 32 tensions the steel wire rope, so that the preparation steps before the detection are completed.
The detection end of the strength detector 2 starts to detect the strength or hardness of the pile foundation surface in contact with the strength detector, after the detection is finished, the electric hoist 32 rotates reversely to enable the steel wire rope to be changed from a tight state to a loose state, then the telescopic end of the fixing unit 15 resets, the moving platform 14 moves to the next detection position, and the above steps are repeated.
After the detection of all the detection points at the first detection height is completed, the worker appropriately releases the two ends of the track 1, then lifts to the next detection height and repeats the above.
An ultrasonic flaw detector can be added to the intensity detector 2, so that the intensity can be detected and whether dark damage exists in the pile foundation can be detected at the same time.
Referring to fig. 5, as a specific embodiment of the apparatus for rapidly detecting bearing capacity of a pile foundation provided by the application, a first fixing member 41 is additionally installed on a first rigid track section 11 of a track 1, the first fixing member 41 is hinged to the rigid track section 11, a second fixing member 42 is additionally installed on a last rigid track section 11 of the track 1, and the second fixing member 42 is also hinged to the rigid track section 11.
The first fixing member 41 and the second fixing member 42 are coupled using a coupling bolt 43, the coupling bolt 43 may be mounted on the first fixing member 41 or may be mounted on the second fixing member 42, and when the coupling bolt 43 is rotated, a gap between the first fixing member 41 and the second fixing member 42 may be increased or decreased.
Referring to fig. 2, as a specific embodiment of the apparatus for rapidly detecting bearing capacity of a pile foundation provided by the application, the fixing unit 15 is composed of a sliding shaft 151 and an electric cylinder 152, the sliding shaft 151 is slidably connected to the moving platform 14, the electric cylinder 152 is fixedly mounted on the moving platform 14, and specifically, a working end of the electric cylinder 152 is connected to the sliding shaft 151, and can push the sliding shaft 151 to be inserted into a hole on the rigid track joint 11 and pull the sliding shaft 151 out of the hole on the rigid track joint 11.
As a concrete implementation mode of the rapid detection equipment for the bearing capacity of the pile foundation provided by the application, the strength detector 2 uses a hydraulic bearing capacity strength detector, the hydraulic bearing capacity strength detector is small in size, the output power is higher, and the detection requirements can be better met.
In the concrete testing process, the testing end of the strength detector 2 can move towards the direction close to the side face of the pile foundation under the action of pressure, and under the condition that the pressure is kept unchanged, the moving distance of the testing end of the strength detector 2 in unit time is larger, and the hardness of the pile foundation is lower.
Referring to fig. 6, as a specific embodiment of the apparatus for rapidly detecting the bearing capacity of a pile foundation provided by the application, a pressure sensor 5 is added to the working end of the strength detector 2, and after the pressure sensor 5 contacts with the side surface of the pile foundation, a signal is fed back to the controller 6, and at this time, the controller 6 turns off the electric hoist 32, so that the electric hoist 32 is prevented from being in a long-time working state.
Referring to fig. 2, as a specific embodiment of the apparatus for rapidly detecting bearing capacity of a pile foundation provided by the application, the flexible guide rail 13 includes a first portion 131 wrapping the vertical plate 12 and second portions 132 symmetrically disposed on two sides of the first portion 131, and the first portion 131 and the second portions 132 can form a cross section having a T-shaped cross section, so that a derailment phenomenon cannot occur during a process of moving the moving platform 14 on the flexible guide rail 13.
It should be understood that the moving platform 14 may be inclined during the operation of the intensity detector 2, and if the cross-sectional shape of the flexible guide 13 is rectangular, the flexible guide 13 may be out of contact with the moving platform 14 due to elastic deformation, and the cross-sectional shape of the flexible guide 13 is T-shaped, which can be effectively avoided.
Referring to fig. 7, further, the second portion 132 located inside the first portion 131 is provided with a plurality of contraction grooves 133 at intervals, so that the flexible guide rail 13 can still keep smooth in the bending process, and the moving platform 14 can move smoothly.
Referring to fig. 8, as a specific embodiment of the apparatus for rapidly detecting bearing capacity of a pile foundation provided by the application, a supporting column 33 is added on the fixed platform 31, a first end of the supporting column 33 is detachably fixed on the fixed platform 31, and a second end is used for abutting against a pile foundation to be detected. In the actual use process, the length of the supporting column 33 needs to be determined according to the actual situation to ensure that the second end of the supporting column 33 can abut against the tested pile foundation when the fixed platform 31 is kept in the vertical state.
For example, the fixed platform 31 has a short pipe with internal thread, the outer wall of the supporting column 33 has a pipe thread, and the supporting column 33 is screwed on the fixed platform 31.
Referring to fig. 9, it should be understood that controller 6 may be a CPU, microprocessor, ASIC, or one or more integrated circuits for controlling the execution of the programs described above. The controller 6 mainly includes a CPU601, a RAM602, a ROM603, and a system bus 604, wherein the CPU601, the RAM602, and the ROM603 are connected to the system bus 604.
The power components of the intensity detector 2 (hydraulic type), the moving platform 14, the electric hoist 32 and the electric cylinder 152 are all motors, so that control circuits (only one is shown in fig. 9 for simplicity) similar in principle can be connected to the system bus 604, here, taking the moving platform 14 as an example, the power component of the moving platform 14 is a motor, an electromagnetic switch controlled by a relay is arranged in the control circuit and used for realizing the connection and disconnection of the circuit, the forward and reverse rotation of the motor is realized by a commutator, and the commutator is also controlled by the relay.
The pressure sensor 5 is connected to the system bus 604 via a communication circuit.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a pile foundation bearing capacity short-term test equipment which characterized in that includes:
the track (1) is detachably connected with two ends, and the track (1) comprises a plurality of rigid track sections (11) which are sequentially hinged together;
the vertical plates (12) are vertically fixed on the rigid track sections (11), and the adjacent vertical plates (12) are hinged together;
the flexible guide rail (13) is wrapped on the vertical plate (12);
a moving platform (14) arranged on the flexible guide rail (13), wherein the moving platform (14) is configured to move on the flexible guide rail (13);
an intensity detector (2) provided on the moving platform (14);
the fixing unit (15) is arranged on the moving platform (14), and the telescopic end of the fixing unit (15) can be inserted into a hole in the rigid track section (11);
the fixed platform (31) is arranged on the first section or the last section of the rigid track section (11) of the track (1);
the two electric hoists (32) are symmetrically arranged on the fixed platform (31), and steel wire ropes on the two electric hoists (32) are fixedly connected to the strength detector (2); and
and the controller (6) is arranged on the movable platform (14) or the fixed platform (31) and is used for carrying out data interaction with the movable platform (14), the intensity detector (2), the fixed unit (15) and the electric hoist (32).
2. The equipment for rapidly detecting the bearing capacity of the pile foundation according to claim 1, further comprising:
the first fixing piece (41) is hinged on the first rigid track section (11) of the track (1);
the second fixed part (42) is hinged on the last rigid track section (11) of the track (1); and
and a connecting bolt (43) which is arranged on the first fixing piece (41) or the second fixing piece (42) and is used for connecting the first fixing piece (41) and the second fixing piece (42) together.
3. The equipment for rapidly detecting the bearing capacity of the pile foundation according to claim 1, wherein the fixing unit (15) comprises:
a slide shaft (151) slidably connected to the movable platform (14); and
and the electric cylinder (152) is arranged on the moving platform (14), and the working end of the electric cylinder (152) is connected to the sliding shaft (151) and is used for pushing the sliding shaft (151) to be inserted into the hole in the rigid track section (11) and pulling the sliding shaft (151) out of the hole in the rigid track section (11).
4. The equipment for rapidly detecting the bearing capacity of the pile foundation according to any one of claims 1 to 3, wherein the strength detector (2) is a hydraulic bearing capacity strength detector.
5. The equipment for rapidly detecting the bearing capacity of the pile foundation is characterized in that a pressure sensor (5) is arranged at the working end of the strength detector (2), and the pressure sensor (5) feeds back a signal to the controller (6) for closing the electric hoist (32).
6. The equipment for rapidly detecting the bearing capacity of the pile foundation according to claim 1, wherein the flexible guide rail (13) comprises a first part (131) wrapping the vertical plate (12) and second parts (132) symmetrically arranged at two sides of the first part (131).
7. Equipment for the rapid detection of the bearing capacity of a pile foundation according to claim 6, characterized in that the second part (132) inside the first part (131) is provided with shrink slots (133) at intervals.
8. The equipment for rapidly detecting the bearing capacity of the pile foundation according to claim 1, further comprising a supporting column (33), wherein a first end of the supporting column (33) is detachably fixed on the fixed platform (31), and a second end of the supporting column (33) is used for abutting against the pile foundation to be detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210290543.6A CN114482156B (en) | 2022-03-23 | 2022-03-23 | Pile foundation bearing capacity short-term test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210290543.6A CN114482156B (en) | 2022-03-23 | 2022-03-23 | Pile foundation bearing capacity short-term test equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114482156A true CN114482156A (en) | 2022-05-13 |
| CN114482156B CN114482156B (en) | 2023-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210290543.6A Active CN114482156B (en) | 2022-03-23 | 2022-03-23 | Pile foundation bearing capacity short-term test equipment |
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Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3693425A (en) * | 1970-04-30 | 1972-09-26 | Joseph M Starita | Force measuring apparatus |
| EP0074195A1 (en) * | 1981-08-22 | 1983-03-16 | Alastair Aitken Sinclair | Kentledge apparatus |
| JPH0271139A (en) * | 1988-09-06 | 1990-03-09 | Unyusho Daisan Kowan Kensetsu Kyokucho | Underwater inspection apparatus |
| JPH0480200A (en) * | 1990-07-24 | 1992-03-13 | Toyota Autom Loom Works Ltd | Expansion/contraction position detecting device for container spreader |
| JPH07333155A (en) * | 1994-06-07 | 1995-12-22 | Power Reactor & Nuclear Fuel Dev Corp | In-pile inspection device |
| DE102006006242A1 (en) * | 2006-02-09 | 2007-08-23 | GeTec -Ingenieurgesellschaft für Informations-und Planungstechnologie m.b.H. | Execution method for static load test at stakes or columns, involves displacing measuring point, opposite reference measuring point independent of counter bearings, connected with stake head or column head |
| KR100992832B1 (en) * | 2009-10-08 | 2010-11-08 | 안정개발(주) | Long settlement apparatus using wire displacement sensor in ubiquitous sensor network |
| AU2012101235A4 (en) * | 2012-08-14 | 2012-09-13 | Patented Foundations Pty Ltd | Rapid load capacity test |
| CN109356206A (en) * | 2018-11-01 | 2019-02-19 | 河海大学 | A kind of underwater detection device of bridge pile foundation can be suitably used for different shape and size |
| CN109868847A (en) * | 2017-12-01 | 2019-06-11 | 大唐国信滨海海上风力发电有限公司 | Corrode online detection instrument in a kind of offshore wind farm single-pile foundation Tidal zone |
| US20200018678A1 (en) * | 2018-07-16 | 2020-01-16 | Ocean University Of China | Device for multi-parameter integrated monitoring of deep submarine turbidity current |
| CN211080331U (en) * | 2019-09-10 | 2020-07-24 | 张莉 | Building pile foundation strength detection device |
| RU2735077C1 (en) * | 2019-10-09 | 2020-10-28 | Общество с ограниченной ответственностью "Научно-производственная фирма "ФОРСТ" (ООО "НПФ "ФОРСТ") | Drill string for erection of bored pile in soil-cement cladding |
| WO2020218561A1 (en) * | 2019-04-24 | 2020-10-29 | 日本製鉄株式会社 | Rotary pile construction method, pile group manufacturing method, pile group, rotary pile construction and management device, rotary pile construction and management system |
| CN212388618U (en) * | 2020-03-11 | 2021-01-22 | 岳浩 | Building pile foundation static load detection device |
| CN212405273U (en) * | 2019-11-28 | 2021-01-26 | 云南建研建设工程检测鉴定有限公司 | Foundation pile detection device |
| CN212452813U (en) * | 2020-03-20 | 2021-02-02 | 段火林 | Pile foundation horizontal bearing capacity detection device |
| CN113323040A (en) * | 2021-06-15 | 2021-08-31 | 陕西北辰人防设备设施检测有限公司 | Pile foundation bearing capacity detection device |
| CN214574197U (en) * | 2021-03-22 | 2021-11-02 | 襄阳三方缘建设工程质量检测有限公司 | Building engineering foundation pile detection device |
| CN215931693U (en) * | 2021-07-27 | 2022-03-01 | 南京鑫贵方机电有限公司 | Sheath damage detection pile for cable gluing |
-
2022
- 2022-03-23 CN CN202210290543.6A patent/CN114482156B/en active Active
Patent Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3693425A (en) * | 1970-04-30 | 1972-09-26 | Joseph M Starita | Force measuring apparatus |
| EP0074195A1 (en) * | 1981-08-22 | 1983-03-16 | Alastair Aitken Sinclair | Kentledge apparatus |
| JPH0271139A (en) * | 1988-09-06 | 1990-03-09 | Unyusho Daisan Kowan Kensetsu Kyokucho | Underwater inspection apparatus |
| JPH0480200A (en) * | 1990-07-24 | 1992-03-13 | Toyota Autom Loom Works Ltd | Expansion/contraction position detecting device for container spreader |
| JPH07333155A (en) * | 1994-06-07 | 1995-12-22 | Power Reactor & Nuclear Fuel Dev Corp | In-pile inspection device |
| DE102006006242A1 (en) * | 2006-02-09 | 2007-08-23 | GeTec -Ingenieurgesellschaft für Informations-und Planungstechnologie m.b.H. | Execution method for static load test at stakes or columns, involves displacing measuring point, opposite reference measuring point independent of counter bearings, connected with stake head or column head |
| KR100992832B1 (en) * | 2009-10-08 | 2010-11-08 | 안정개발(주) | Long settlement apparatus using wire displacement sensor in ubiquitous sensor network |
| AU2012101235A4 (en) * | 2012-08-14 | 2012-09-13 | Patented Foundations Pty Ltd | Rapid load capacity test |
| CN109868847A (en) * | 2017-12-01 | 2019-06-11 | 大唐国信滨海海上风力发电有限公司 | Corrode online detection instrument in a kind of offshore wind farm single-pile foundation Tidal zone |
| US20200018678A1 (en) * | 2018-07-16 | 2020-01-16 | Ocean University Of China | Device for multi-parameter integrated monitoring of deep submarine turbidity current |
| CN109356206A (en) * | 2018-11-01 | 2019-02-19 | 河海大学 | A kind of underwater detection device of bridge pile foundation can be suitably used for different shape and size |
| WO2020218561A1 (en) * | 2019-04-24 | 2020-10-29 | 日本製鉄株式会社 | Rotary pile construction method, pile group manufacturing method, pile group, rotary pile construction and management device, rotary pile construction and management system |
| CN211080331U (en) * | 2019-09-10 | 2020-07-24 | 张莉 | Building pile foundation strength detection device |
| RU2735077C1 (en) * | 2019-10-09 | 2020-10-28 | Общество с ограниченной ответственностью "Научно-производственная фирма "ФОРСТ" (ООО "НПФ "ФОРСТ") | Drill string for erection of bored pile in soil-cement cladding |
| CN212405273U (en) * | 2019-11-28 | 2021-01-26 | 云南建研建设工程检测鉴定有限公司 | Foundation pile detection device |
| CN212388618U (en) * | 2020-03-11 | 2021-01-22 | 岳浩 | Building pile foundation static load detection device |
| CN212452813U (en) * | 2020-03-20 | 2021-02-02 | 段火林 | Pile foundation horizontal bearing capacity detection device |
| CN214574197U (en) * | 2021-03-22 | 2021-11-02 | 襄阳三方缘建设工程质量检测有限公司 | Building engineering foundation pile detection device |
| CN113323040A (en) * | 2021-06-15 | 2021-08-31 | 陕西北辰人防设备设施检测有限公司 | Pile foundation bearing capacity detection device |
| CN215931693U (en) * | 2021-07-27 | 2022-03-01 | 南京鑫贵方机电有限公司 | Sheath damage detection pile for cable gluing |
Non-Patent Citations (1)
| Title |
|---|
| 王春宏;刘忠海;: "采用压力灌浆提高灌注桩单桩竖向承载力", 吉林建筑设计, no. 01 * |
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| Publication number | Publication date |
|---|---|
| CN114482156B (en) | 2023-07-25 |
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