CN107938729B - Device for detecting embedding position of pile casing and checking method thereof - Google Patents
Device for detecting embedding position of pile casing and checking method thereof Download PDFInfo
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- CN107938729B CN107938729B CN201810003099.9A CN201810003099A CN107938729B CN 107938729 B CN107938729 B CN 107938729B CN 201810003099 A CN201810003099 A CN 201810003099A CN 107938729 B CN107938729 B CN 107938729B
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- supporting plate
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- turntable
- casing
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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
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/002—Active optical surveying means
Abstract
The invention discloses a device for detecting the embedding position of a pile casing and a checking method thereof. The invention comprises a support plate, a bubble level, a graduated scale, a laser infrared ray and a manual laser infrared ray button which are 5cm away from the center of a cross and a fixing clamp, wherein the support plate is a cross-shaped plate which is vertically equally divided; the upper surface is provided with a graduated scale; the upper surface of the supporting plate is provided with a bubble level; a turntable with the diameter of 20cm is arranged at the center of the supporting plate; a manual laser infrared button is arranged on the upper surface of the turntable; the lower surface of the turntable is provided with a laser infrared head 5cm away from the center of the cross; each side of the supporting plate is provided with a fixing clamp. The checking device can improve the accuracy of the embedding position of the pile casing, and has the advantages of small volume, convenience in carrying, simplicity in operation and low requirement on construction environment.
Description
Technical Field
The invention relates to pile casing embedding of a cast-in-situ bored pile, in particular to a device for detecting the embedding position of a pile casing and a checking method thereof.
Background
In cast-in-situ bored piles, steel casing is often buried to position the pile location to be drilled. The pile casing is a steel pile casing, the wall thickness is 10mm, when the pile casing is positioned, the pile position center is taken as the center of a circle, the pile casing position is determined on the soil according to the radius of the pile casing, and after the pile casing is in place, pressure is applied to bury the pile casing by about 50cm. When the pressing is difficult, a part of soil body at the hole position can be dug out, and then the casing is arranged and buried underground. Whether the pile casing is vertical or not is checked in the embedding process, the verticality and the horizontal position of the pile casing are corrected by using a plumb bob, the inclination rate is not more than 1%, and if the inclination is found, the correction is carried out in time. After the onshore pile casing is buried in place, the outside of the pile casing is backfilled and compacted by clay to prevent the water leakage phenomenon around the pile casing, the backfilling thickness is about 40-45cm, the top height is 0.2-0.4m higher than the ground (water surface), and the deviation of the casing position from the hole center is not more than 50mm.
The method adopted at the embedding position of the checking protective cylinder at present needs to measure the checking center position and the inclination rate through different tools, has long time and slow process, is easy to cause great errors, and can not improve the centering accuracy.
Disclosure of Invention
In order to solve the problems in the prior art, an object of the present invention is to provide a device for detecting a burying position of a casing, which can effectively solve the problems of large error and low efficiency when checking the burying position of the casing, and has the advantages of simple operation, small volume and convenient carrying.
Another object of the invention is to provide a method for checking the device for detecting the embedding position of the casing.
In order to solve the problems in the prior art, the technical scheme adopted by the invention is as follows:
a device for detecting the embedding position of a pile casing comprises a supporting plate, a bubble level, a manual laser infrared button, a graduated scale, a turntable and a fixing clamp; the supporting plates are cross-shaped plates which are mutually perpendicular and equally divided; the upper surface is provided with a graduated scale; the upper surface of the supporting plate is provided with a bubble level; a turntable is arranged at the center of the supporting plate; the upper surface of the turntable is provided with a manual laser infrared button; the lower surface of the turntable is provided with a laser infrared irradiation head, and the distance between the laser infrared irradiation head and the center of the cross is 5cm; the supporting plate is provided with a fixing clamp.
The backup pad is the expansion plate, and the diameter according to actual protecting a section of thick bamboo is flexible.
The specific scale range of the supporting plate is as follows: the first layer ruler has a value range from the center to the end of the first layer ruler of 0-50cm, the second layer ruler has a value range from the end of the first layer ruler to the end of the second layer ruler of 51-80cm, and the third layer ruler has a value range from the end of the second layer ruler to the end of the third layer ruler of 81-120cm.
The bubble level is a cylindrical closed structure containing bubbles and colored liquid, the surface of the bubble level is a transparent shell, and the bottom surface of the bubble level is circularly provided with cross scale lines for positioning the bubbles.
The turntable is a 5 cm-high special-shaped cylinder, the middle part of the turntable is a cylinder with the diameter of 20cm, and the turntable is a cylinder with the diameter of 18cm at a distance of 1cm from the upper surface and the lower surface; the inside at the backup pad is inlayed to the carousel, slides through the pulley track about the carousel, the pulley track is that the external diameter is 20cm, and the internal diameter is 19 cm's ring pulley track.
The fixing clamps are arranged on the four plates of the supporting plate, and the supporting plate is arranged on the upper surface of the protective cylinder and then fixed on the protective cylinder through rotating the fixing buttons.
The checking method of the device for detecting the embedding position of the pile casing comprises the following steps:
(1) horizontally placing a support plate on the protection cylinder according to the diameter of the embedded protection cylinder, enabling the wall of any three-side protection cylinder to be located on the same scale mark through moving adjustment, moving a fixing clamp, and screwing a fixing button to enable the support plate to be fixed on the upper surface of the protection cylinder; if the length of the supporting plate is not enough, the supporting plate is stretched by stretching the supporting plate to adjust;
(2) observing the bubble level, and enabling bubbles in the bubble level to be located at the cross scale line position by adjusting the inclination of the top of the protective cylinder;
(3) pressing a manual infrared laser line button, rotating a turntable, observing whether the pile position is within an infrared ray irradiation range 5cm away from the center of the cross, if the pile position center is within a laser infrared line head irradiation point range 5cm away from the center of the cross, indicating that the burying of the pile casing is qualified, and if the pile position center is outside the laser infrared line head irradiation point range 5cm away from the center of the cross, indicating that the burying of the pile casing is unqualified, and readjusting the pile casing is required.
The invention has the advantages and beneficial effects that:
the device for detecting the embedding position of the pile casing can improve the embedding accuracy of the pile casing, and improves the centering and leveling precision by utilizing the alignment of the scale marks on the supporting plate and the leveling of the bubble level; high efficiency, small volume, convenient carrying, simple operation and low requirement on construction environment.
Drawings
The invention is described in detail below with reference to the following figures and examples:
FIG. 1 is a schematic structural diagram of a device for detecting the embedding position of a casing according to the present invention, in which a support plate is placed on the casing in an unstretched state;
FIG. 2 is a schematic view of the lower surface of a device for detecting the burying position of a casing according to the present invention;
FIG. 3 is a schematic view of the upper surface of a device for detecting the embedded position of a casing according to the present invention in a stretched state;
fig. 4 is a schematic structural view of a device for detecting the embedding position of a pile casing, according to the present invention, wherein a support plate is placed on the pile casing in a stretching state;
FIG. 5 is a cross-sectional view of an irradiation pile position of a supporting plate of the device for detecting the embedding position of the casing according to the present invention;
fig. 6 is a detailed view of a fixing clamp of the device for detecting the embedding position of the pile casing of the invention;
fig. 7 is a detailed view of a turntable of a device for detecting the embedding position of the pile casing.
In the figure, 1 is a support plate; 2 is a bubble level; 3 is a manual laser infrared button; 4 is a graduated scale; 5 is a turntable; 6 is a laser infrared irradiation head at a position 5cm away from the center of the cross; 7 is a protective cylinder; 8 is a fixing clamp; 9 is a fixing button; 10 is a turntable pulley track; 11 is a battery.
Detailed Description
The present invention will be described in further detail with reference to specific examples, but the scope of the present invention is not limited by the specific examples, and the claims should be construed as follows. In addition, any modification or change that can be easily made by a person having ordinary skill in the art without departing from the technical solution of the present invention will fall within the scope of the claims of the present invention.
As shown in fig. 1-7, the device for detecting the embedding position of the pile casing comprises a supporting plate 1, a bubble level 2, a manual laser infrared button 3, a graduated scale 4, a turntable 5 and a fixing clamp 8; the supporting plate 1 is a cross-shaped plate which is vertically equally divided; the upper surface is scale 4, and the specific scale scope is: the first layer ruler has a value range from the center to the end of the first layer ruler of 0-50cm, the second layer ruler has a value range from the end of the first layer ruler to the end of the second layer ruler of 51-80cm, and the third layer ruler has a value range from the end of the second layer ruler to the end of the third layer ruler of 81-120cm. Backup pad 1 is the expansion plate, and the diameter according to actual casing stretches out and draws back. 1 upper surface of backup pad is provided with bubble spirit level 2, bubble spirit level 2 for the cylindrical enclosed construction that contains bubble and coloured liquid, the bubble spirit level surface is transparent shell, the circular cross scale mark that supplies the bubble location that is equipped with in bottom surface of bubble spirit level. A turntable is arranged at the center of the supporting plate 1, the turntable is a 5 cm-high special-shaped cylinder, the middle part of the turntable is a cylinder with the diameter of 20cm, and the thickness of the turntable 1cm from the upper surface to the lower surface is a cylinder with the diameter of 18 cm; the carousel is inlayed in the inside of backup pad, slides through the pulley track about the carousel, the pulley track is that the external diameter is 20cm, and the internal diameter is 19 cm's ring pulley track. The upper surface of the turntable 5 is provided with a manual laser infrared button 3; the lower surface of the turntable 5 is provided with a laser infrared irradiation head 6, and the distance between the laser infrared irradiation head 6 and the center of the cross is 5cm; the supporting plate 1 is provided with a fixing clamp 8. The fixing clamps 8 are arranged on four plates of the supporting plate, and the supporting plate is arranged on the upper surface of the protective cylinder and then fixed on the protective cylinder through rotating the fixing buttons 9.
A checking method of a device for detecting the embedding position of a pile casing comprises the following steps:
(1) according to the diameter of the embedded protection cylinder, the support plate 1 is flatly placed on the protection cylinder, any three side protection cylinder walls are positioned on the same scale mark through moving adjustment, the fixing clamp 8 is moved, the fixing button 9 is screwed, and the support plate is fixed on the upper surface of the protection cylinder; if the length of the supporting plate 1 is not enough, the supporting plate 1 is stretched by stretching the supporting plate to adjust;
(2) observing the bubble level 2, and enabling bubbles in the bubble level to be located at the cross scale line position by adjusting the inclination of the top of the protective cylinder;
(3) pressing a manual infrared laser line button 6, rotating a turntable 5, observing whether the pile position is within an infrared irradiation range at a position 5cm away from the center of the cross, if the pile position center is within a laser infrared head 6 irradiation point range at a position 5cm away from the center of the cross, indicating that the pile casing is qualified to bury, and if the pile position center is outside the laser infrared head 6 irradiation point range at a position 5cm away from the center of the cross, indicating that the pile casing is unqualified to bury, and needing to readjust the pile casing.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. A device for detecting the embedding position of a pile casing comprises a supporting plate (1), a bubble level (2), a manual laser infrared button (3), a graduated scale (4), a rotary table (5) and a fixing clamp (8); the method is characterized in that: the supporting plate (1) is a cross-shaped plate which is vertically equally divided; the upper surface is provided with a graduated scale (4); the upper surface of the supporting plate (1) is provided with a bubble level (2); a turntable is arranged at the center of the support plate (1); the upper surface of the turntable (5) is provided with a manual laser infrared button (3); the lower surface of the turntable (5) is provided with a laser infrared irradiation head (6) which is 5cm away from the center of the cross; a fixing clamp (8) is arranged on the supporting plate (1); the bubble level (2) is of a cylindrical closed structure containing bubbles and colored liquid, the surface of the bubble level is a transparent shell, and the bottom of the bubble level is circularly provided with cross scale lines for positioning the bubbles; the turntable (5) is a special-shaped cylinder with the height of 5cm, the middle part is a cylinder with the diameter of 20cm, and the thickness of 1cm from the upper surface and the lower surface is a cylinder with the diameter of 18 cm; the carousel is inlayed in the inside of backup pad (1), slides through carousel pulley track (10) about the carousel, carousel pulley track (10) are that the external diameter is 20cm, and the internal diameter is 19 cm's ring pulley track.
2. A device for detecting the burying position of a casing according to claim 1, wherein: the supporting plate (1) is a telescopic plate and is telescopic according to the diameter of the actual casing.
3. A device for detecting a burying position of a casing according to claim 2, wherein: the specific scale range of the support plate (1) is as follows: the first layer of the ruler has a value ranging from 0 to 50cm from the center to the end of the first layer of the ruler, the second layer of the ruler has a value ranging from 51 to 80cm from the end of the first layer of the ruler to the end of the second layer of the ruler, and the third layer of the ruler has a value ranging from 81 to 120cm from the end of the second layer of the ruler to the end of the third layer of the ruler.
4. A device for detecting a burying position of a casing according to claim 1, wherein: the fixing clamps (8) are arranged on the four plates of the supporting plate, and the supporting plate is arranged on the upper surface of the protective cylinder and then fixed on the protective cylinder through rotating the fixing buttons (9).
5. A method for checking a device for detecting a buried position of a casing according to claim 1, comprising the steps of:
(1) according to the diameter of the embedded protection cylinder, a support plate (1) is flatly placed on the protection cylinder, any three side protection cylinder walls are positioned on the same scale mark through movement and adjustment, a fixing clamp (8) is moved, and a fixing button (9) is screwed down to fix the support plate on the upper surface of the protection cylinder; if the length of the support plate (1) is not enough, the support plate (1) is stretched by stretching the support plate to adjust;
(2) observing the bubble level (2), and enabling bubbles in the bubble level to be located at the cross scale line position by adjusting the inclination of the top of the protective cylinder;
(3) pressing a manual laser infrared button (3), rotating a turntable (5), observing whether the pile position is in an infrared irradiation range 5cm away from the center of the cross, if the pile position is in an infrared irradiation point range of a laser infrared irradiation head (6) 5cm away from the center of the cross, indicating that the pile casing is qualified to bury, and if the pile position is out of the laser infrared irradiation head (6) 5cm away from the center of the cross, indicating that the pile casing is unqualified to bury, and needing to readjust the pile casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810003099.9A CN107938729B (en) | 2018-01-02 | 2018-01-02 | Device for detecting embedding position of pile casing and checking method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810003099.9A CN107938729B (en) | 2018-01-02 | 2018-01-02 | Device for detecting embedding position of pile casing and checking method thereof |
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| Publication Number | Publication Date |
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| CN107938729A CN107938729A (en) | 2018-04-20 |
| CN107938729B true CN107938729B (en) | 2023-04-11 |
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| CN201810003099.9A Active CN107938729B (en) | 2018-01-02 | 2018-01-02 | Device for detecting embedding position of pile casing and checking method thereof |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109610457B (en) * | 2018-12-26 | 2021-08-10 | 中铁大桥局第七工程有限公司 | Pile foundation casing center positioning device and positioning method thereof |
| CN111663526A (en) * | 2020-06-19 | 2020-09-15 | 北京崇建工程有限公司 | Protective cylinder positioning device and method |
| CN111636698A (en) * | 2020-06-30 | 2020-09-08 | 中交一公局集团有限公司 | Catching tool and auxiliary mounting tool |
| CN111928830B (en) * | 2020-07-31 | 2022-03-18 | 中铁大桥局武汉桥梁特种技术有限公司 | Device and method for detecting verticality of column type structure |
| CN112160355B (en) * | 2020-09-23 | 2021-08-03 | 哈尔滨铁路建设咨询有限公司 | Pile foundation detection device and method for building engineering supervision |
| CN114485317A (en) * | 2022-01-19 | 2022-05-13 | 上海二十冶建设有限公司 | Portable pile hole deviation measuring device and using method thereof |
| CN117008135A (en) * | 2023-08-08 | 2023-11-07 | 中建三局集团有限公司 | Quick positioner of concrete pipe installation |
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