CN111208026B - A resiliometer for foundation pile detects - Google Patents
A resiliometer for foundation pile detects Download PDFInfo
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- CN111208026B CN111208026B CN202010122299.3A CN202010122299A CN111208026B CN 111208026 B CN111208026 B CN 111208026B CN 202010122299 A CN202010122299 A CN 202010122299A CN 111208026 B CN111208026 B CN 111208026B
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- resiliometer
- supporting
- foundation pile
- hoisting
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
- G01N3/52—Investigating hardness or rebound hardness by measuring extent of rebound of a striking body
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0076—Hardness, compressibility or resistance to crushing
- G01N2203/0083—Rebound strike or reflected energy
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- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention provides a resiliometer for foundation pile detection, which comprises a hoisting part, a supporting part, a resiliometer clamping part and a resiliometer, wherein the hoisting part is connected with the supporting part through a hoisting rope and drives the supporting part to move up and down; the supporting part is round and comprises a supporting platform and supporting legs arranged at the bottom of the supporting platform, and telescopic fixed travelling wheels are further arranged at the bottom of the supporting platform; the pair of the resiliometer clamping parts is at least 1 pair, the resiliometer clamping parts are symmetrically arranged on a center line at the top of the supporting platform in a sliding mode, and the resiliometer is clamped on the resiliometer clamping parts. The invention realizes the rapid detection of the foundation pile, improves the detection efficiency and has low cost.
Description
Technical Field
The invention relates to the technical field of foundation pile detection equipment, in particular to a rebound tester for foundation pile detection.
Background
The resiliometer drives the elastic hammer by a spring and the elastic hammer drives the pointer to rebound and indicates the rebound distance by the restoring force of instantaneous elastic deformation generated by the elastic striking rod striking the concrete surface. An instrument for estimating the compressive strength of concrete, using the value of springback (the ratio of the distance of springback to the distance of the striking hammer to the striking rod before impact, in percentage) as one of the indexes relating to the compressive strength of concrete. The working principle is that a spring drives a heavy hammer, the heavy hammer impacts an impact rod which is vertically contacted with the surface of concrete with constant kinetic energy, so that partial concrete is deformed and absorbs a part of energy, the other part of energy is converted into rebound kinetic energy of the heavy hammer, when the rebound kinetic energy is converted into potential energy, the rebound of the heavy hammer reaches the maximum distance, and an instrument displays the maximum rebound distance of the heavy hammer in the name of a rebound value (the ratio of the maximum rebound distance to the initial length of the spring).
The foundation pile is buried underground as one of the foundation structure forms of buildings, and belongs to concealed engineering. The method has the advantages that the accurate judgment of the quality of foundation pile engineering is very important for ensuring the integral quality and safety of a building, according to the technical specification JGJ106-2014 for building pile foundation detection, the main methods for pile foundation detection comprise a static load test, a core drilling method, a low strain method, a high strain method, a sound wave transmission method and the like, and the core drilling method detection technology can obtain the conditions of pile length, pile body concrete strength and the like by means of the characteristics of science, intuition, practicality and the like, so that the method is widely applied.
However, the traditional core drilling method detection comprises the processes of drilling and sampling by using a drilling machine, photographing and analyzing a core sample, filling in a field detection record table, detecting the laboratory mechanical property of the core sample, compiling a detection report and the like, the detection process is complicated, and the labor intensity of a detector is high, so that a device for realizing rapid detection of a foundation pile is urgently needed.
Disclosure of Invention
In order to solve the problems, the invention provides a resiliometer for foundation pile detection, which realizes the rapid detection of foundation piles, improves the detection efficiency and has low cost.
The resiliometer for detecting the foundation pile is characterized by comprising a hoisting part, a supporting part, a resiliometer clamping part and a resiliometer, wherein the hoisting part is connected with the supporting part through a hoisting rope and drives the supporting part to move up and down; the supporting part is round and comprises a supporting platform and supporting legs arranged at the bottom of the supporting platform, and telescopic fixed travelling wheels are further arranged at the bottom of the supporting platform; the pair of the resiliometer clamping parts is at least 1 pair, the resiliometer clamping parts are symmetrically arranged on a center line at the top of the supporting platform in a sliding mode, and the resiliometer is clamped on the resiliometer clamping parts.
Further preferably, the resiliometer is an electronic resiliometer.
Furthermore, the hoisting component comprises a full-automatic pulley hoisting component, and the full-automatic pulley hoisting component is arranged at the center of the top of the foundation pile drill hole.
Furthermore, full-automatic pulley hoist and mount part is connected with servo motor I, pressure sensor is connected to servo motor I.
Furthermore, four end parts extend out of one end of the hoisting rope connected with the supporting part, and the four end parts are symmetrically connected with the supporting part.
Furthermore, the supporting platform has a spliced pole in the middle part protrusion, the spliced pole is provided with conflict part outwards, conflict part set up in the spliced pole with between the resiliometer hold assembly, one end butt is connected resiliometer hold assembly, other end fixed connection the spliced pole.
Furthermore, the conflict part includes the briquetting and connects the telescopic shaft of briquetting, telescopic shaft connects servo motor II.
Furthermore, the servo motor II is connected with a speed sensor.
Furthermore, the resiliometer clamping component is connected with the supporting platform in a sliding mode through a sliding rail.
Furthermore, the supporting platform comprises a supporting column and a table top which is arranged in a surrounding mode by taking the supporting column as a circle center, and the table top is in a fan shape.
Further, the resiliometer clamping component is arranged on the table board in a sliding mode.
Further, the table top can rotate around the supporting column.
Furthermore, the servo motor I is connected with the pressure sensor through a control device, and the telescopic shaft and the speed sensor are connected with the servo motor II through a control device.
The resiliometer for detecting the foundation pile can prevent water, and does not influence the use when the foundation pile is in a wet or residual water state in a drilling hole.
The invention discloses a resiliometer for detecting foundation piles, which has the beneficial technical effects that: when adopting the core drilling method to carry out foundation pile and examining time measuring, need not take the core sample back the laboratory and carry out concrete strength again and detect, it is fast to utilize this application foundation pile to detect resiliometer, saves time, simplifies the testing process. The setting mode of supporting platform and full-automatic pulley hoist and mount part makes resiliometer keep the horizontality when detecting, remains stable simultaneously, and the detected data is accurate. And the multipoint simultaneous measurement saves time, more data can be selected for detection as required, and the detection result is more accurate.
Drawings
FIG. 1 is a cross-sectional view of a resiliometer for foundation pile testing in accordance with the present invention;
FIG. 2 is a top view of a support member of a resiliometer for foundation pile testing in accordance with the present invention;
FIG. 3 is a schematic structural view of a resiliometer clamping member of a resiliometer for foundation pile inspection according to the present invention;
FIG. 4 is a top view of a support member of an embodiment of a resiliometer for foundation pile testing of the present invention;
FIG. 5 is a top view of a support member deck of an embodiment of a resiliometer for foundation pile inspection of the present invention, centered.
In the attached drawing, 1 is hoist and mount part, 2 is the support component, 3 is resiliometer clamping part, 4 is the resiliometer, 101 is the hoist and mount rope, 102 is full-automatic pulley hoist and mount part, 103 is servo motor I, 201 is fixed walking wheel, 202 is the mesa, 203 is the supporting legs, 204 is the spliced pole, 205 is supporting platform, 206 is the slide rail, 207 is the telescopic shaft, 208 is the briquetting, 209 is servo motor II, 210 is the fixed point, 211 is the support column.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings, and clearly and completely describes technical solutions 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.
As shown in fig. 1-5, a resiliometer for foundation pile detection comprises a hoisting component 1, a supporting component 2, a resiliometer clamping component 3 and a resiliometer 4, wherein the hoisting component 1 is connected with the supporting component 2 through a hoisting rope 101 and drives the supporting component 2 to move up and down; the supporting part 2 is circular and comprises a supporting platform 205 and supporting legs 203 arranged at the bottom of the supporting platform 205, and the bottom of the supporting platform 205 is also provided with a telescopic fixed travelling wheel 201; at least 1 pair of resiliometer clamping parts 3 are arranged on a central line at the top of the supporting platform 205 in a sliding and symmetrical mode, and the resiliometer 4 is clamped on the resiliometer clamping parts 3. In a preferred embodiment there are 3 pairs of resiliometer gripping members 3. In a preferred embodiment, the resiliometer is an electronic resiliometer.
When the core drilling method is required to detect, the foundation pile is drilled, the wall of the drilled hole is smooth, the supporting part 2, the resiliometer clamping part 3 and the resiliometer 4 clamped by the full-automatic pulley hoisting part 102 are placed at the bottommost part of the drilled hole of the foundation pile, the full-automatic pulley hoisting part 102 is used for up and down moving, and all detection points inside the drilled hole of the foundation pile are detected. During detection, the full-automatic pulley hoisting component 102 stops moving, and detection is completed through the fact that the resiliometer 4 moves on the supporting platform 205 along with the resiliometer clamping component 3.
The hoisting component 1 comprises a full-automatic pulley hoisting component 102, and the full-automatic pulley hoisting component 102 is arranged at the center of the top of the foundation pile drill hole. The pulleys in the fully automatic pulley hoisting component 102 are arranged at the center of the top of the foundation pile drill hole, so that the resiliometer 4 is kept horizontal in the foundation pile drill hole. The adopted full-automatic pulley hoisting part 102 is a common pulley hoisting part in the market, and the working time of the resiliometer 4 is controlled by adjusting the rotating speed and the rotating interval time of the pulley through full-automatic control.
Full-automatic pulley hoist and mount part 102 is connected with servo motor I103, and servo motor I103 sets up in the upper portion of hoist and mount part 1, and servo motor I103 connects pressure sensor (not marked in the figure). Pressure sensor sets up between briquetting 208 and resiliometer clamping part 3, drives full-automatic pulley hoist and mount part 102 work through servo motor I103, and when pressure data that pressure sensor received was 0, full-automatic pulley hoist and mount part 102 began work once more and drives resiliometer 4 motion.
In order to keep the resiliometer 4 in a horizontal state, and to be more stable and not easy to shake during movement, the end of the hoisting rope 101 connected with the support part 2 extends out of four ends, and the four ends are symmetrically connected with the support part 2. Four fixing points 210 are symmetrically arranged on the supporting platform 205, and the four fixing points 210 are connected with four ends.
The pressure sensor is arranged between the pressing block 208 and the resiliometer clamping part 3, when the conflict part drives the resiliometer 4 to move, pressure exists between the pressing block 208 and the resiliometer clamping part 3, and when the conflict part does not displace, the pressure is zero; the pressure sensor transmits the sensed pressure condition to the servo motor I103, and when the pressure is converted into 0, the servo motor I103 controls the full-automatic pulley hoisting component 102 to start moving.
The second servo motor 209 is connected with a speed sensor (not shown in the drawing), the speed sensor is arranged at the bottom of the supporting platform 205, when the speed sensor detects that the speed of the supporting platform 205 is zero, the supporting platform 205 is in a static state, the speed sensor transmits a signal to the second servo motor 209, the second servo motor 209 controls the telescopic shaft 207 to extend, and the resiliometer clamping part 3 drives the resiliometer 4.
The resiliometer clamping member 3 is slidably connected to the support platform 205 by a slide rail 206.
The servo motor I103 is connected with a pressure sensor through a control device (not marked in the drawing), and the telescopic shaft 207 and the speed sensor are connected with a servo motor II 209 through the control device.
The first embodiment is as follows:
the supporting platform 205 includes a supporting column 211 and a table 202 disposed around the supporting column 211, and in a preferred embodiment, the table 202 is a sector. Each fan-shaped table board 202 can freely rotate around the support column 211, when not in use, each fan-shaped table board 202 can be rotated and concentrated together, the occupied space is small, the storage is convenient, and meanwhile, the table board 202 is prevented from being broken by a weight when being stored. In use, each sector of the table 202 is rotated to the desired position and secured. There are at least two pairs of mesas 202, and preferably, there are three pairs of mesas 202.
The resiliometer holding member 3 is slidably disposed on the table 202. The servo motor II 209 is arranged on the support column 211.
The resiliometer for detecting the foundation pile can prevent water, and does not influence the use when the foundation pile is in a wet or residual water state in a drilling hole. Preferably, the servo motor I103, the servo motor II 209 and the resiliometer 4 have a waterproof function.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements, etc. made by those skilled in the art within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a resiliometer for foundation pile detects which characterized in that: the device comprises a hoisting component, a supporting component, a resiliometer clamping component and a resiliometer, wherein the hoisting component is connected with the supporting component through a hoisting rope and drives the supporting component to move up and down; the supporting part is round and comprises a supporting platform and supporting legs arranged at the bottom of the supporting platform, and the bottom of the supporting platform is also provided with a telescopic fixed travelling wheel which travels along the wall of the drilled hole; the pair of the resiliometer clamping parts is at least 1 pair, the resiliometer clamping parts are symmetrically arranged on a center line at the top of the supporting platform in a sliding mode, and the resiliometer is clamped on the resiliometer clamping parts.
2. A resiliometer for foundation pile testing according to claim 1, wherein: the hoisting part comprises a full-automatic pulley hoisting part, and the full-automatic pulley hoisting part is arranged at the center of the top of the foundation pile drill hole.
3. A resiliometer for foundation pile testing according to claim 2, wherein: full-automatic pulley hoist and mount part is connected with servo motor I, pressure sensor is connected to servo motor I.
4. A resiliometer for foundation pile testing according to claim 1, wherein: and one end of the hoisting rope connected with the supporting part extends out of four end parts, and the four end parts are symmetrically connected with the supporting part.
5. A resiliometer for foundation pile testing according to claim 1, wherein: the support platform middle part protrusion has the spliced pole, the spliced pole is provided with conflict part outwards, conflict part set up in the spliced pole with between the resiliometer hold assembly, one end butt is connected resiliometer hold assembly, other end fixed connection the spliced pole.
6. A resiliometer for pile testing according to claim 5, wherein: the conflict part includes briquetting and the telescopic shaft of connecting the briquetting, telescopic shaft connection servo motor II.
7. A resiliometer for foundation pile testing according to claim 6, wherein: and the servo motor II is connected with a speed sensor.
8. A resiliometer for foundation pile testing according to claim 1, wherein: the resiliometer clamping component is connected with the supporting platform in a sliding mode through a sliding rail.
9. A resiliometer for foundation pile inspection according to claim 1, wherein: the supporting platform comprises supporting columns and table tops which are arranged in a surrounding mode by taking the supporting columns as circle centers, and the table tops are fan-shaped.
10. A resiliometer for foundation pile testing according to claim 9, wherein: the resiliometer clamping component is arranged on the table board in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010122299.3A CN111208026B (en) | 2020-02-27 | 2020-02-27 | A resiliometer for foundation pile detects |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010122299.3A CN111208026B (en) | 2020-02-27 | 2020-02-27 | A resiliometer for foundation pile detects |
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| CN111208026A CN111208026A (en) | 2020-05-29 |
| CN111208026B true CN111208026B (en) | 2022-12-27 |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10160446A (en) * | 1996-11-29 | 1998-06-19 | Unyusho Kowan Gijutsu Kenkyusho | Rebound instrument for driving pile |
| CN103898931A (en) * | 2014-04-11 | 2014-07-02 | 广州建设工程质量安全检测中心有限公司 | Three-dimensional foundation pile detection device and method based on borehole radar |
| CN203835373U (en) * | 2014-05-09 | 2014-09-17 | 云南省公路科学技术研究院 | Device for detecting formed hole quality of foundation pile |
| CN105004621A (en) * | 2015-04-23 | 2015-10-28 | 山东大学 | Vehicle-mounted tunnel full-section multi-arm springback detection device and using method thereof |
| CN205421362U (en) * | 2016-02-29 | 2016-08-03 | 江阴市建筑设计研究院有限公司 | Multiplex condition building foundation pile stake hole check out test set |
| CN106555411A (en) * | 2015-09-30 | 2017-04-05 | 宝山钢铁股份有限公司 | Steel pipe concrete pipe pile high strain monitoring method |
| CN108007764A (en) * | 2017-12-29 | 2018-05-08 | 上海岩土工程勘察设计研究院有限公司 | Lower embedding type concrete component intensity Indirect testing devices and methods therefor |
| CN108439251A (en) * | 2018-03-26 | 2018-08-24 | 德州海联液压科技有限公司 | Two-way horizontal hydraulic jack and its horizontal resistance to compression detection method of foundation pile |
| CN109441470A (en) * | 2018-12-25 | 2019-03-08 | 中国电建集团成都勘测设计研究院有限公司 | Double-shielded TBM tunnels tunnel surrounding rebound value test method |
| CN209247559U (en) * | 2018-12-25 | 2019-08-13 | 张娟 | A kind of architectural engineering concrete strength inspection instrument |
| CN210013694U (en) * | 2019-05-25 | 2020-02-04 | 皓耀时代(福建)集团有限公司 | Bored concrete pile pore-forming quality detection device |
-
2020
- 2020-02-27 CN CN202010122299.3A patent/CN111208026B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10160446A (en) * | 1996-11-29 | 1998-06-19 | Unyusho Kowan Gijutsu Kenkyusho | Rebound instrument for driving pile |
| CN103898931A (en) * | 2014-04-11 | 2014-07-02 | 广州建设工程质量安全检测中心有限公司 | Three-dimensional foundation pile detection device and method based on borehole radar |
| CN203835373U (en) * | 2014-05-09 | 2014-09-17 | 云南省公路科学技术研究院 | Device for detecting formed hole quality of foundation pile |
| CN105004621A (en) * | 2015-04-23 | 2015-10-28 | 山东大学 | Vehicle-mounted tunnel full-section multi-arm springback detection device and using method thereof |
| CN106555411A (en) * | 2015-09-30 | 2017-04-05 | 宝山钢铁股份有限公司 | Steel pipe concrete pipe pile high strain monitoring method |
| CN205421362U (en) * | 2016-02-29 | 2016-08-03 | 江阴市建筑设计研究院有限公司 | Multiplex condition building foundation pile stake hole check out test set |
| CN108007764A (en) * | 2017-12-29 | 2018-05-08 | 上海岩土工程勘察设计研究院有限公司 | Lower embedding type concrete component intensity Indirect testing devices and methods therefor |
| CN108439251A (en) * | 2018-03-26 | 2018-08-24 | 德州海联液压科技有限公司 | Two-way horizontal hydraulic jack and its horizontal resistance to compression detection method of foundation pile |
| CN109441470A (en) * | 2018-12-25 | 2019-03-08 | 中国电建集团成都勘测设计研究院有限公司 | Double-shielded TBM tunnels tunnel surrounding rebound value test method |
| CN209247559U (en) * | 2018-12-25 | 2019-08-13 | 张娟 | A kind of architectural engineering concrete strength inspection instrument |
| CN210013694U (en) * | 2019-05-25 | 2020-02-04 | 皓耀时代(福建)集团有限公司 | Bored concrete pile pore-forming quality detection device |
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