CN116201179A - Pile bottom sediment detection device for bored pile and application method of pile bottom sediment detection device - Google Patents
Pile bottom sediment detection device for bored pile and application method of pile bottom sediment detection device Download PDFInfo
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- CN116201179A CN116201179A CN202211719042.1A CN202211719042A CN116201179A CN 116201179 A CN116201179 A CN 116201179A CN 202211719042 A CN202211719042 A CN 202211719042A CN 116201179 A CN116201179 A CN 116201179A
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- rod
- detection
- sediment
- bored pile
- contact plate
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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
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
- G01B5/0004—Supports
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
Abstract
The invention relates to a device for detecting sediment at the bottom of a bored pile and a use method thereof. The detection rod is sleeved with a sleeve structure for enabling the detection rod to slide along the axis direction of the detection opening, the detection rod comprises a first contact plate arranged at the bottom end of the detection rod and a second contact plate arranged at the top end of the detection rod, the second contact plate is in contact with the sediment thickness indicating device, and the detection rod is provided with a length adjusting device. The invention realizes the detection of the thickness of the sediment at the bottom of the bored pile through the detection rod, and the contact plate ensures that the measured data is more stable and less easy to wear than the conventional probe; the length adjusting mechanism enables the invention to be suitable for bored piles with different depths; the sleeve structure ensures the running stability of the detection rod; the measuring rod and the graduated scale are used as sediment thickness indicating devices, and errors are intuitively and effectively reduced.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to a device for detecting sediment at the pile bottom of a bored pile and a use method thereof.
Background
Bored piles are piles which are formed by forming pile holes in a foundation by means of mechanical boring, steel pipe soil squeezing, manual excavation or the like on an engineering site, placing reinforcement cages in the pile holes and pouring concrete. According to different pore-forming methods, cast-in-place piles can be classified into sinking cast-in-place piles, drilling cast-in-place piles, hole-digging cast-in-place piles and the like. At present, the bored pile is widely applied to various building foundation engineering, has the advantages of wide application range, high single pile bearing capacity, low construction noise, small vibration, lower unit price and the like, but the quality of the hole forming is greatly affected by different geological conditions, and most of construction operation environments also influence the quality of the hole forming, so that great difficulty is brought to the hole forming quality monitoring work. Because the pile bottom sediment thickness is overlarge due to unclean hole cleaning or secondary hole cleaning in construction, the sediment thickness has an influence on pile bearing capacity, and the effective control of the pile hole sediment thickness is one of key measures for ensuring the construction quality of the bored pile and the pile foundation bearing capacity.
The existing bored pile needs to detect sediment at the bottom of the bored pile when in use so as to determine whether to continue to bore holes. However, the existing bored pile bottom sediment detection device has certain defects in use. Firstly, after the detection of a detection probe for detecting sediment is completed, part of impurities are attached to the surface of a probe, and if the probe is not cleaned in time, the probe is corroded, so that the service life is reduced; meanwhile, the existing pile bottom sediment detection device is insufficient in stability in use, and a probe is easy to insert obliquely, so that the deviation between a detection result and an actual condition is large. On the other hand, the existing bored pile bottom sediment detection device needs to put a detection cake into the bored pile and then detect the detection when in use, and the error of the mode is too large.
Disclosure of Invention
The invention aims to solve the technical problem of providing a bored pile bottom sediment detection device and a use method thereof, which avoid the influence of impurities on the surface of a probe on the next use, prevent measurement deviation caused by oblique insertion of the probe and improve the stability and measurement accuracy of a measuring head.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a drilling bored concrete pile bottom sediment detection device, including the middle part be equipped with the detection mouth place the dull and stereotyped and with the concentric detection pole that sets up of detection mouth, the detection mouth just is to the opening of drilling bored concrete pile body. The detection rod is sleeved with a sleeve structure which is used for enabling the detection rod to slide along the axis direction of the detection opening, the sleeve structure is fixedly connected with a fixed vertical rod on the top surface of the placement plate, the detection rod comprises a first contact plate arranged at the bottom end of the detection rod and a second contact plate arranged at the top end of the detection rod, the second contact plate is in contact with the sediment thickness indicating device, and the detection rod is provided with a length adjusting device.
Further, the sediment thickness indicating device is including locating the measurement pole that has the scale above the fixed pole setting, the measurement pole overcoat has the slip sleeve that can slide rather than relative, the slip sleeve through connecting rod two with the top surface of contact plate two contacts.
Further, when no sediment exists and the detection rod can bottom, the bottom surface of the sliding sleeve is positioned at the zero position of the graduated scale.
Further, length adjusting device is for locating the length adjustment machine case in the bored concrete pile body, length adjustment machine case includes small-size motor, small-size motor output fixedly connected with screw thread lead screw, screw thread lead screw both sides all are equipped with the guide post in parallel, the end of guide post and screw thread lead screw is equipped with the fixed block, be rotationally connected between screw thread lead screw and the fixed block, be fixed connection between guide post and the fixed block, screw thread lead screw and movable block threaded connection, the movable block passes through the spliced pole with locate the inside regulation pole of measuring pole links to each other, contact plate one is located the end of regulation pole, through length adjustment machine case control the total length of measuring pole with the distance of bored concrete pile body bottom surface to sleeve structure top surface equals.
Further, the bottom of the placing flat plate is provided with at least four stabilizing structures, each stabilizing structure comprises a cushion block located at the bottom, each cushion block is connected with the placing platform through a telescopic rod, and a spring is sleeved outside each telescopic rod.
Further, a fixed collar is arranged on the fixed upright rod, the sleeve structure comprises a sleeve main body and a connecting ring positioned at the periphery of the sleeve main body, and the fixed collar is fixedly connected with the connecting ring through a first connecting rod.
The invention also provides a use method of the bored pile bottom sediment detection device, which comprises the following steps:
s1, according to the depth of a bored pile body, adjusting the length of a detection rod through a length adjusting device to enable the length of the detection rod to be equal to the depth of the bored pile body;
s2, smoothly placing the placing flat plate on the top of the bored pile body;
s3, putting down the detection rod until the first contact plate at the bottom end of the detection rod is in contact with the sediment at the bottom of the bored pile body, and enabling the second contact plate at the top of the detection rod to enable the sediment thickness indicating device to show sediment thickness.
Advantageous effects
1. According to the invention, the thickness of the sediment at the bottom of the bored pile can be detected through the detection rod, when the bored pile is used, the placing flat plate is paved at the top of the bored pile, the depth of the detection rod is consistent with that of the bored pile body, when the first contact plate arranged at one end of the detection rod is contacted with the sediment in the bored pile body, the detection rod is in sliding connection with the inside of the sleeve structure, the height of the first contact plate can be changed, the second contact plate can be driven to move, so that the sliding sleeve at one end of the second contact plate is driven to slide outside the measuring rod, the thickness of the sediment can be obtained by utilizing the moving distance of the sliding sleeve through the graduated scale arranged outside the measuring rod, and the measurement error caused by oblique insertion of the probe in the prior art can be effectively avoided;
2. according to the invention, through the arranged stable structure, the overall stability of the device can be maintained, when the device is used, through the stable structure arranged at four corners of the bottom end of the placing flat plate, the cushion block arranged in the internal structure of the stable structure, the telescopic rod arranged at the top end of the cushion block and the spring arranged outside can ensure the stability of the placing flat plate when the device is placed, in this way, the stability of the detecting rod can be ensured when the device is detected, and the condition that the detecting rod is deviated in the moving process to cause inaccurate detection results is avoided;
3. according to the invention, the depth of the adjustable rod is kept consistent with that of the bored pile body, the length adjusting machine box arranged in the detecting rod is utilized, the position of the adjustable rod can be adjusted, when the adjustable rod is used, the small motor arranged in the length adjusting machine box is operated, the threaded screw rod fixedly connected with the output end of the adjustable rod can be driven to rotate, the moving block externally connected with the threaded screw rod is driven to move, and the adjusting rod at one end of the moving block is driven to move in position, so that the integral length of the detecting rod can be adjusted, and the purpose of sediment detection on different bored pile bodies is fulfilled;
4. the invention can play a positive role in the stable movement of the detection rod through the sleeve structure, and when in use, the detection rod can be connected in a sliding way through the sleeve main body arranged in the inner structure of the sleeve structure, and meanwhile, the sleeve structure can be fixed at the top end of the placing flat plate by utilizing the connecting ring arranged outside the sleeve main body and the fixing collar arranged at one end of the connecting rod, so that the stability of the detection rod during movement can be effectively increased;
5. according to the invention, through the measuring rod, the thickness of the sediment can be intuitively detected, when the measuring rod is used, the graduated scale arranged outside the measuring rod and the sliding sleeve are positioned at the horizontal position of the graduated scale, the thickness of the sediment can be intuitively read, and meanwhile, the sliding sleeve can be returned to the original position after the detection is finished, so that the measuring rod is convenient for the device to use and read, and meanwhile, the error in the detection process is reduced.
Drawings
FIG. 1 is a schematic diagram of a three-dimensional structure of a pile bottom sediment detection device of a bored pile;
FIG. 2 is a schematic diagram of a front view of a pile bottom sediment detection device of a bored pile;
FIG. 3 is a schematic cross-sectional view of FIG. 2;
FIG. 4 is a cross-sectional view of the test lever of FIG. 2;
FIG. 5 is a schematic structural view of the stabilizing structure of FIG. 2;
FIG. 6 is a schematic cross-sectional view of a length adjustment housing for use with a test lever;
FIG. 7 is a schematic view of the sleeve structure of FIG. 1;
fig. 8 is a schematic view showing a bottom view of a pile bottom sediment detection device for a bored pile.
In the figure: 1. drilling a pile body of the cast-in-situ pile; 2. placing a flat plate; 3. a detection port; 4. fixing the vertical rod; 5. a fixed collar; 6. a first connecting rod; 7. a sleeve structure; 701. a sleeve body; 702. a connecting ring; 8. a detection rod; 9. a measuring rod; 10. a graduated scale; 11. a sliding sleeve; 12. a second connecting rod; 13. a first contact plate; 14. a second contact plate; 15. a length-adjusting chassis; 16. an adjusting rod; 17. a stabilizing structure; 1701. a cushion block; 1702. a telescopic rod; 1703. a spring; 18. a small motor; 19. a threaded screw rod; 20. a moving block; 21. a guide post; 22. a fixed block; 23. a sliding groove; 24. and (5) connecting the columns.
Like reference symbols in the various drawings indicate like elements.
Detailed Description
The invention will be further illustrated with reference to specific examples. It is to be understood that these examples are illustrative of the present invention and are not intended to limit the scope of the present invention. Further, it is understood that various changes and modifications may be made by those skilled in the art after reading the teachings of the present invention, and such equivalents are intended to fall within the scope of the claims appended hereto.
As shown in fig. 1 to 8, the invention provides a device for detecting sediment at the bottom of a bored pile, which comprises a placing flat plate 2 provided with a detection opening 3 in the middle and a detection rod 8 concentrically arranged with the detection opening 3, wherein the detection opening 3 is opposite to an opening of a bored pile body 1, and the device is characterized in that the detection rod 8 is sleeved with a sleeve structure 7 for enabling the detection rod 8 to slide along the axial direction of the detection opening 3, the sleeve structure 7 is fixedly connected with a fixed upright rod 4 on the top surface of the placing flat plate 2, the detection rod 8 comprises a first contact plate 13 arranged at the bottom end of the detection rod and a second contact plate 14 arranged at the top end of the detection rod, the second contact plate 14 is contacted with a sediment thickness indicating device, and the detection rod 8 is provided with a length adjusting device.
Preferably, the sediment thickness indicating device comprises a measuring rod 9 provided with a graduated scale 10 above the fixed upright rod 4, a sliding sleeve 11 capable of sliding relatively to the measuring rod 9 is sleeved outside the measuring rod 9, and the sliding sleeve 11 is contacted with the top surface of the second contact plate 14 through a second connecting rod 12.
Preferably, when no sediment exists and the detection rod 8 can bottom, the bottom surface of the sliding sleeve 11 is positioned at the zero position of the graduated scale 10. Therefore, when sediment exists, the detecting rod 8 is higher than the detecting rod by a certain distance, the second contact plate 14 enables the sliding sleeve 11 to be separated from the zero position by a corresponding distance, and the thickness of the sediment can be easily obtained through the moving distance of the sliding sleeve 11.
Preferably, as shown in fig. 3, the length adjusting device is a length adjusting machine box 15 arranged in the bored pile body 1, the length adjusting machine box 15 comprises a small motor 18, a threaded screw rod 19 is fixedly connected to the output end of the small motor 18, guide posts 21 are arranged on two sides of the threaded screw rod 19 in parallel, fixing blocks 22 are arranged at the tail ends of the guide posts 21 and the threaded screw rod 19, the threaded screw rod 19 is rotationally connected with the fixing blocks 22, the guide posts 21 are fixedly connected with the fixing blocks 22, the threaded screw rod 19 is in threaded connection with a moving block 20, the moving block 20 is connected with an adjusting rod 16 arranged in the detecting rod 8 through a connecting post 24, a first contact plate 13 is arranged at the tail end of the adjusting rod 16, and the length of the detecting rod 8 is controlled by the length adjusting machine box 15 to be equal to the distance from the bottom surface of the bored pile body 1 to the top surface of the sleeve structure 7. In this way, the whole length of the detection rod 8 can be adjusted so as to fulfill the aim of sediment detection on the bored pile bodies 1 with different depths.
Preferably, at least four stabilizing structures 17 are arranged at the bottom of the placing flat plate 2, the stabilizing structures 17 comprise cushion blocks 1701 positioned at the bottom, the cushion blocks 1701 are connected with the placing flat plate 2 through telescopic rods 1702, and springs 1703 are sleeved outside the telescopic rods 1702. In this way, the stability of the detection rod 8 when the device detects can be improved, and the situation that the detection rod 8 is deviated in the moving process to cause inaccurate detection results is avoided.
Preferably, the fixing collar 5 is disposed on the fixing upright 4, the sleeve structure 7 includes a sleeve body 701 and a connection ring 702 disposed at the outer periphery thereof, and the fixing collar 5 is fixedly connected with the connection ring 702 through a first connecting rod 6. In other embodiments the sleeve arrangement 7 may also be fastened directly to the placement platform 2 by means of brackets or other means. In this way, the stability of the detection lever 8 when it moves can be effectively increased.
Preferably, the material of the placing plate 2 is tungsten steel, and the material of the contact plate 1 is carbon fiber. Further preventing the occurrence of the influence of impurities on the repeated use of the invention.
Two specific embodiments are detailed below:
embodiment one:
the device comprises a bored pile body 1, a placing flat plate 2, a fixing collar 5, a sleeve structure 7, a detection rod 8, a measuring rod 9, a graduated scale 10, a sliding sleeve 11, a length adjusting case 15, an adjusting rod 16, a stabilizing structure 17 and a small motor 18, wherein the bottom end of the placing flat plate 2 is provided with the bored pile body 1, the top end of the placing flat plate 2 is provided with the fixing upright rod 4, the top end of the fixing upright rod 4 is provided with the fixing collar 5, the top end of the fixing collar 5 is provided with the measuring rod 9, the graduated scale 10 is arranged outside the measuring rod 9, one side of the fixing collar 5 is provided with the sleeve structure 7, the sleeve structure 7 is internally provided with the sleeve main body 701, the sleeve main body 701 is internally and slidably connected with the detection rod 8, the top end of the detection rod 8 is provided with a contact plate two 14, the bottom end of the detection rod 8 is provided with a contact plate one 13, the inside of the detection rod 8 is provided with the length adjusting case 15, the length adjusting case 15 is internally provided with a small motor 18, the output end of the small motor 18 is fixedly connected with a threaded screw rod 19, the external thread of the threaded screw rod 19 is connected with a moving block 20, one end of the moving block 20 is provided with an adjusting rod 16, the adjusting rod 16 is arranged inside the detecting rod 8, the bottom end of the placing flat plate 2 is provided with a stabilizing structure 17, a cushion block 1701 arranged in the internal structure of the stabilizing structure 17 is provided with a telescopic rod 1702 at the top end of the cushion block 1701, the telescopic rod 1702 is fixedly connected at the bottom end of the placing flat plate 2, a spring 1703 is arranged outside the telescopic rod 1702 through the stabilizing structure 17 arranged at four corners at the bottom end of the placing flat plate 2, the stability of the placing flat plate 2 during the placing can be ensured by utilizing the cushion block 1701 arranged in the internal structure of the stabilizing structure 17, the telescopic rod 1702 arranged at the top end of the cushion block 1701 and the spring 1703 arranged outside, the stability of the detection rod 8 when the device detects can be improved, and the situation that the detection rod 8 is deviated in the moving process to cause inaccurate detection results is avoided.
In the invention, preferably, a sliding sleeve 11 is arranged outside the measuring rod 9, the sliding sleeve 11 is in sliding connection with the measuring rod 9, a second connecting rod 12 is arranged on one side of the sliding sleeve 11, the second connecting rod 12 is arranged at the top of a second contact plate 14, the sliding sleeve is connected inside the sleeve structure 7 by utilizing the detecting rod 8, the height of the sliding sleeve is changed, the second contact plate 14 is driven to move, the sliding sleeve 11 at one end of the second contact plate 14 is driven to slide outside the measuring rod 9, and the thickness of sediment can be obtained by utilizing the moving distance of the sliding sleeve 11 through a graduated scale 10 arranged outside the measuring rod 9.
Embodiment two:
the device comprises a bored pile body 1, a placing flat plate 2, a fixing collar 5, a sleeve structure 7, a detection rod 8, a measuring rod 9, a graduated scale 10, a sliding sleeve 11, a length adjusting case 15, an adjusting rod 16, a stabilizing structure 17 and a small motor 18, wherein the bottom end of the placing flat plate 2 is provided with the bored pile body 1, the top end of the placing flat plate 2 is provided with the fixing upright rod 4, the top end of the fixing upright rod 4 is provided with the fixing collar 5, the top end of the fixing collar 5 is provided with the measuring rod 9, the graduated scale 10 is arranged outside the measuring rod 9, one side of the fixing collar 5 is provided with the sleeve structure 7, the sleeve structure 7 is internally provided with the sleeve main body 701, the sleeve main body 701 is internally and slidably connected with the detection rod 8, the top end of the detection rod 8 is provided with a contact plate two 14, the bottom end of the detection rod 8 is provided with a contact plate one 13, the inside of the detection rod 8 is provided with the length adjusting case 15, the length adjusting case 15 is internally provided with a small motor 18, the output end of the small motor 18 is fixedly connected with a threaded screw rod 19, the external thread of the threaded screw rod 19 is connected with a moving block 20, one end of the moving block 20 is provided with an adjusting rod 16, the adjusting rod 16 is arranged inside the detecting rod 8, the bottom end of the placing flat plate 2 is provided with a stabilizing structure 17, a cushion block 1701 arranged in the internal structure of the stabilizing structure 17 is provided with a telescopic rod 1702 at the top end of the cushion block 1701, the telescopic rod 1702 is fixedly connected at the bottom end of the placing flat plate 2, a spring 1703 is arranged outside the telescopic rod 1702 through the stabilizing structure 17 arranged at four corners at the bottom end of the placing flat plate 2, the stability of the placing flat plate 2 during the placing can be ensured by utilizing the cushion block 1701 arranged in the internal structure of the stabilizing structure 17, the telescopic rod 1702 arranged at the top end of the cushion block 1701 and the spring 1703 arranged outside, the stability of the detection rod 8 when the device detects can be improved, and the situation that the detection rod 8 is deviated in the moving process to cause inaccurate detection results is avoided.
In the invention, preferably, a sliding sleeve 11 is arranged outside the measuring rod 9, the sliding sleeve 11 is in sliding connection with the measuring rod 9, a second connecting rod 12 is arranged on one side of the sliding sleeve 11, the second connecting rod 12 is arranged at the top of a second contact plate 14, the sliding sleeve is connected inside the sleeve structure 7 by utilizing the detecting rod 8, the height of the sliding sleeve is changed, the second contact plate 14 is driven to move, the sliding sleeve 11 at one end of the second contact plate 14 is driven to slide outside the measuring rod 9, and the thickness of sediment can be obtained by utilizing the moving distance of the sliding sleeve 11 through a graduated scale 10 arranged outside the measuring rod 9.
In the present invention, preferably, the bottom end of the placing plate 2 is provided with the detection port 3, and the detection rod 8 is provided inside the detection port 3.
In the invention, preferably, the upper side and the lower side of the threaded screw rod 19 are respectively provided with a guide post 21, one end of the guide post 21 and one end of the threaded screw rod 19 are respectively provided with a fixed block 22, the threaded screw rod 19 is in rotary connection with the fixed blocks 22, the guide post 21 is fixedly connected with the fixed blocks 22, the threaded screw rod 19 with the fixedly connected output end can be driven to rotate through the operation of a small motor 18 arranged in the length adjusting case 15, and further the moving block 20 in external threaded connection with the threaded screw rod 19 is driven to move, so that the adjusting rod 16 at one end of the moving block 20 is driven to move in position, and in this way, the whole length of the detecting rod 8 can be adjusted, so that the purpose of sediment detection of different bored pile bodies 1 can be met.
The invention also provides a use method of the bored pile bottom sediment detection device, which comprises the following steps:
s1, according to the depth of a bored pile body 1, adjusting the length of a detection rod 8 through a length adjusting device to enable the length of the detection rod to be equal to the depth of the bored pile body 1;
s2, smoothly placing the placing flat plate 2 on the top of the bored pile body 1;
s3, putting down the detection rod 8 until the first contact plate 13 at the bottom end of the detection rod contacts with the sediment at the bottom of the bored pile body,
at this time, the second contact plate 14 on the top of the detection rod 8 causes the sediment thickness indicating means to show the sediment thickness.
In particular, when the device is used, the thickness of the sediment at the bottom of the bored pile can be detected through the detection rod 8, when the device is used, the placing flat plate 2 is paved at the top of the bored pile, the depth of the bored pile body 1 is kept consistent by utilizing the detection rod 8, when the detection rod 8 and the contact plate I13 arranged at one end of the detection rod are contacted with the sediment in the bored pile body 1, the detection rod 8 is in sliding connection in the sleeve structure 7, the height of the detection rod is changed, the contact plate II 14 is driven to move, the sliding sleeve 11 at one end of the contact plate II 14 is driven to slide outside the measuring rod 9, the thickness of the sediment can be obtained by utilizing the moving distance of the sliding sleeve 11 through the graduated scale 10 arranged outside the measuring rod 9, and the problems in the prior art can be effectively avoided in this way, through the arranged stable structure 17, the overall stability of the device can be maintained, when the device is used, through the stable structure 17 arranged at the four corners of the bottom end of the placing flat plate 2, the cushion block 1701 arranged in the internal structure of the stable structure 17, the telescopic rod 1702 arranged at the top end of the cushion block 1701 and the spring 1703 arranged outside can ensure the stability of the placing flat plate 2 when being placed, in this way, the stability of the detecting rod 8 during the detection of the device can be ensured, the condition that the detecting rod 8 deflects in the moving process to cause inaccurate detection results is avoided, the detecting rod 8 can be ensured to keep consistent with the depth of the bored pile body 1 through the arranged detecting rod 8, the position of the adjusting rod 16 can be adjusted by utilizing the length adjusting machine box 15 arranged inside the detecting rod 8, and when the device is used, the small motor 18 arranged inside the length adjusting machine box 15 operates, the screw thread lead screw 19 that can drive its output fixed connection rotates, and then drive the outside threaded connection's of screw thread lead screw 19 movable block 20, thereby drive the removal on the regulation pole 16 that movable block 20 one end carries out the position, through this kind of mode, can make the holistic length of measuring rod 8 supply to adjust, in order to satisfy the purpose that carries out the sediment and detect to different bored concrete pile bodies 1, through the sleeve structure 7 that sets up, can play forward effect to the stable removal of measuring rod 8, when using, through sleeve structure 7 the sleeve main part 701 that sets up, can make measuring rod 8 sliding connection in its inside, simultaneously, the fixed lantern ring 5 that utilizes sleeve main part 701 outside to set up and go up of connecting ring 702 one end, can make sleeve structure 7 fix in the dull and stereotyped 2 top of placing through this kind of mode, can increase the stability when measuring rod 8 removes effectively, can audio-visual thickness to the sediment detects through measuring rod 9, when using, can also be in the visual scale 10 that measuring rod 9 set up, and the slide sleeve 11's horizontal position can be in the normal position and can be in the normal position to the measuring scale 11 and can be in the time to the measuring error of measuring device that the normal position is convenient for use, can also be in the normal position through the measuring and the measuring device.
Claims (7)
1. The utility model provides a drilling bored concrete pile bottom sediment detection device, is equipped with at the middle part place dull and stereotyped (2) and with detect mouth (3) concentric detection pole (8) that set up, detect mouth (3) just to the opening of drilling bored concrete pile body (1), a serial communication port, detection pole (8) overcoat has and is used for making it follow detect mouth (3) axis direction gliding sleeve structure (7), sleeve structure (7) with place fixed pole setting (4) on dull and stereotyped (2) top surface and fix and link to each other, detection pole (8) including locating contact plate one (13) of its bottom and locating contact plate two (14) on its top, contact plate two (14) are contacted with sediment thickness indicating device, detection pole (8) are equipped with length adjustment device.
2. A bored pile bottom sediment detection apparatus according to claim 1, wherein the sediment thickness indicating device comprises a measuring rod (9) provided with a graduated scale (10) above the fixed upright (4), the measuring rod (9) is sleeved with a sliding sleeve (11) which can slide relatively with the measuring rod, and the sliding sleeve (11) is contacted with the top surface of the second contact plate (14) through a second connecting rod (12).
3. A bored pile bottom sediment detection assembly according to claim 2, characterized in that the bottom surface of the sliding sleeve (11) is located at the zero point of the scale (10) when there is no sediment and the detection rod (8) can bottom.
4. The bored pile bottom sediment detection device according to claim 1, characterized in that, length adjustment device is for locating length adjustment machine case (15) in the bored pile body (1), length adjustment machine case (15) are including small-size motor (18), small-size motor (18) output fixedly connected with screw thread lead screw (19), screw thread lead screw (19) both sides are all parallel to be equipped with guide post (21), the end of guide post (21) and screw thread lead screw (19) is equipped with fixed block (22), be rotationally connected between screw thread lead screw (19) and fixed block (22), be fixed connection between guide post (21) and fixed block (22), screw thread lead screw (19) and movable block (20) threaded connection, movable block (20) are through spliced pole (24) with locate inside regulation pole (16) of detection pole (8), contact plate one (13) are located the end of regulation pole (16), through length adjustment machine case (15) control detection pole (8) total length equal to the top surface (7) of bored pile body.
5. The bored pile bottom sediment detection device according to claim 1, wherein at least four stabilizing structures (17) are arranged at the bottom of the placing flat plate (2), the stabilizing structures (17) comprise cushion blocks (1701) positioned at the bottom, the cushion blocks (1701) are connected with the placing platform (2) through telescopic rods (1702), and springs (1703) are sleeved outside the telescopic rods (1702).
6. The bored pile bottom sediment detection device according to claim 1, wherein the fixed vertical rod (4) is provided with a fixed collar (5), the sleeve structure (7) comprises a sleeve main body (701) and a connecting ring (702) positioned at the periphery of the sleeve main body, and the fixed collar (5) is fixedly connected with the connecting ring (702) through a connecting rod I (6).
7. A method of using the bored pile bottom sediment detection apparatus according to any one of claims 1 to 6, characterized by comprising the steps of:
s1, according to the depth of a bored pile body (1), adjusting the length of a detection rod (8) through a length adjusting device to enable the length of the detection rod to be equal to the depth of the bored pile body (1);
s2, smoothly placing the placing flat plate (2) on the top of the bored pile body (1);
s3, putting down the detection rod (8) until the contact plate I (13) at the bottom end of the detection rod is in contact with the sediment at the bottom of the bored pile body, and enabling the sediment thickness indicating device to show the sediment thickness by the contact plate II (14) at the top of the detection rod (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211719042.1A CN116201179A (en) | 2022-12-30 | 2022-12-30 | Pile bottom sediment detection device for bored pile and application method of pile bottom sediment detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211719042.1A CN116201179A (en) | 2022-12-30 | 2022-12-30 | Pile bottom sediment detection device for bored pile and application method of pile bottom sediment detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116201179A true CN116201179A (en) | 2023-06-02 |
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| CN202211719042.1A Pending CN116201179A (en) | 2022-12-30 | 2022-12-30 | Pile bottom sediment detection device for bored pile and application method of pile bottom sediment detection device |
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| CN (1) | CN116201179A (en) |
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