CN219315842U

CN219315842U - Multichannel ultrasonic pile measuring instrument

Info

Publication number: CN219315842U
Application number: CN202320668371.1U
Authority: CN
Inventors: 黄伟; 辛栋梁; 丘贵华; 苏小青; 林泉
Original assignee: Xiamen Traffic Construction Engineering Inspection Co ltd
Current assignee: Xiamen Traffic Construction Engineering Inspection Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-07-07
Anticipated expiration: 2033-03-30

Abstract

The application discloses multichannel ultrasonic pile measuring instrument, it includes detection device and degree of depth recorder, detection device includes radial transducer and sound survey line, detection device has a plurality of, sound survey line one end is connected with radial transducer, and the other end links to each other with the host computer, degree of depth recorder includes the degree of depth record wheel, the sound survey line is arranged in on the degree of depth record wheel, sound survey line laminating is in the degree of depth record wheel on the antedisplacement, degree of depth record wheel one side is provided with the counter, the counter links to each other with the shaft of degree of depth record wheel. The method has the advantages that the moving distance of the acoustic measuring line can be accurately recorded, and the accuracy of the measuring result is improved.

Description

Multichannel ultrasonic pile measuring instrument

Technical Field

The application relates to the technical field of ultrasonic detection, in particular to a multichannel ultrasonic pile measuring instrument.

Background

At present, the multichannel ultrasonic pile measuring instrument is applied to various fields, such as acoustic wave transmission method foundation pile integrity detection, structural concrete compressive strength, crack depth, defect detection, geological investigation and the like, wherein the foundation pile integrity detection is an important function of the multichannel ultrasonic pile measuring instrument, the quality of a pile foundation is related to the structural safety of the whole engineering, and the pile foundation can not be directly observed as a hidden engineering, so that the quality of the pile foundation is necessary to be detected.

The multichannel ultrasonic pile measuring instrument can judge the position where the defect is generated through the moving distance of the acoustic line, but the error is easy to generate through the counting of the manual operation depth recording wheel, so that the measuring result is influenced, and the measuring accuracy is low.

Disclosure of Invention

In the related art, the accuracy of the measurement result is increased in order to accurately record the moving distance of the acoustic line.

The application provides a multichannel ultrasonic pile measuring instrument adopts following technical scheme:

the utility model provides a multichannel supersound pile measuring instrument, includes detection device and degree of depth recorder, detection device includes radial transducer and sound survey line, detection device has a plurality of, sound survey line one end is connected with radial transducer, and the other end links to each other with the host computer, degree of depth recorder includes the degree of depth record wheel, the sound survey line is arranged in on the degree of depth record wheel, sound survey line laminating is moved forward on the degree of depth record wheel, degree of depth record wheel one side is provided with the counter, the counter links to each other with the shaft of degree of depth record wheel.

Through adopting above-mentioned technical scheme, when the sound survey line moved forward, can drive the rotation of degree of depth record wheel, the counter accessible degree of depth record wheel rotates the travel distance of survey sound survey line, avoided because of the error that the artificial use degree of depth record wheel counted produced, made measuring result more accurate, measurement accuracy improves.

Preferably, the detection device further comprises a plurality of anti-collision rings, and the anti-collision rings are positioned at two ends of the radial transducer.

Through the technical scheme, the anti-collision ring can effectively prevent the radial transducer from directly colliding with the pipe wall to be detected, and measurement errors caused by damage of the radial transducer are avoided.

Preferably, the depth recording device further comprises a tripod, and the depth recording wheel is located on the tripod.

Through adopting above-mentioned technical scheme, the tripod can make degree of depth record wheel and counter keep stable, makes the accurate record sound survey line travel distance of degree of depth recorder, and can adapt to the work in different environment, keeps stable, reduces the influence that the environment produced to the degree of depth recorder.

Preferably, the depth recording wheel is provided with a plurality of first guide grooves, each of the first guide grooves is annular and parallel to each other, and each of the first guide grooves is axially arranged along the depth recording wheel.

Through adopting above-mentioned technical scheme, when using a plurality of detection device simultaneously, different sound survey lines are placed in different first guide way respectively, and each sound survey line is separated to each first guide way lateral wall, can prevent that the sound survey line from taking place to interfere the winding at the removal in-process for the counter can be accurate measure the accuracy of the removal distance increase experimental result of each sound survey line.

Preferably, the depth recording device further comprises a pressing assembly, the pressing assembly comprises a mounting cover and a pressing roller, the mounting cover is located above the depth recording wheel, two ends of the pressing roller are inserted into the mounting cover, the axes of the pressing roller are parallel to the depth recording wheel, and the pressing roller is propped against the depth recording wheel.

Through adopting above-mentioned technical scheme, when carrying out ultrasonic detection, the sound survey line is located first guide way, and the pinch roller offsets with the depth record wheel, can prevent that sound survey line from taking place the ascending slip of vertical direction, makes sound survey line can hug closely the depth record wheel all the time, makes the moving distance of the record sound survey line that depth record wheel and counter can be accurate.

Preferably, the number of the pressing rollers is several, each pressing roller is provided with a plurality of clamping grooves, the clamping grooves correspond to the first guide grooves, and the side walls of the first guide grooves are embedded in the clamping grooves.

Through adopting above-mentioned technical scheme, when carrying out ultrasonic detection, under the effect of a plurality of pinch rollers, can effectively increase the contact length of sound survey line and degree of depth record wheel, and then impel the degree of depth record wheel to reflect the travel distance of sound survey line more accurately. The clamping groove can enable the pinch roller and the depth recording wheel to be more tightly embedded together, and the sounding line or the pinch roller is prevented from being deviated.

Preferably, the device further comprises a pipe orifice guiding device, wherein the pipe orifice guiding device comprises a guiding pipe, the guiding pipe is placed in the pipe to be measured, and the upper end of the guiding pipe is arranged in a conical shape.

Through adopting above-mentioned technical scheme, the stand pipe can make the vertical pipeline downward movement that gets into of sound survey line and radial transducer, has reduced the friction of radial transducer and pipe wall, avoids the measuring error and the damage to radial transducer production because of radial transducer and pipe wall collision lead to. Through setting up certain tapering for the stand pipe can be placed in the pipeline of different pipe diameters.

Preferably, the pipe orifice guiding device further comprises a guiding pulley and a pulley base, wherein the guiding pulley is located above the pulley base, and the guiding pipe is located below the pulley base.

Through adopting above-mentioned technical scheme, the sound survey line passes through the fixed pulley, reaches in the stand pipe, then enters into the intraductal of awaiting measuring. The fixed pulley can smoothly change the movement direction of the acoustic line, and if the acoustic line is directly thrown into a pipe to be tested, the acoustic line directly rubs with the pipe orifice, so that the protective layer on the acoustic line is easy to wear.

Preferably, the pipe orifice guiding device further comprises a second guiding groove and a limiting bolt, the second guiding groove is located on the guiding pipe and the pulley base, the direction of the second guiding groove is parallel to the axis of the guiding pipe, and the limiting bolt is located at a notch on the pulley base.

By adopting the technical scheme, the acoustic line can be conveniently installed or taken down through the second guide groove, so that the installation time is saved; the limit bolt can prevent the sound measuring line from falling off from the pipe orifice fixing sleeve.

In summary, the present application includes at least one of the following beneficial technical effects:

1. errors caused by manual operation of the depth recording wheel count can be avoided, and the measurement accuracy is improved;

2. the device can adapt to different measuring environments, and keeps the stability of the depth recording device under different measuring environments, so as to avoid measuring errors caused by the environments;

3. the method can count the moving distances of a plurality of acoustic lines simultaneously and accurately, and prevent interference among the acoustic lines;

4. the radial transducer can be prevented from colliding with the pipe wall, and the instrument is prevented from being damaged or influencing the measurement result.

Drawings

FIG. 1 is a schematic structural view of a multi-channel ultrasonic pile-finder;

FIG. 2 is a schematic diagram of the structure of a detection device of the multi-channel ultrasonic pile measuring instrument;

FIG. 3 is a schematic diagram of a depth recording device of the multi-channel ultrasonic pile measuring instrument;

FIG. 4 is a schematic diagram of the open-close components of the multi-channel ultrasonic pile meter;

fig. 5 is a schematic diagram of a pipe orifice guiding device of the multi-channel ultrasonic pile measuring instrument.

Reference numerals illustrate:

1. a host; 2. a detection device; 21. a radial transducer; 211. an anti-collision ring; 212. a dust cover; 22. a sound line; 23. a winding mechanism; 231. a bracket; 232. a spool; 233. a storage cylinder; 234. a first handle; 235. a second handle; 3. a depth recording device; 31. a tripod; 32. a mounting base; 33. a depth recording wheel; 331. a first guide groove; 34. a counter; 35. a compressing mechanism; 351. a mounting cover; 352. a pinch roller; 3521. a clamping groove; 353. an opening and closing member; 3531. an opening and closing button; 3532. a return spring; 3533. a limit barb block; 3534. a limiting block; 35341. a limit groove; 36. a guide post; 4. a pipe orifice guide device; 41. a guide pulley; 42. a pulley base; 421. a limit bolt; 422. a threaded through hole; 43. a guide tube; 44. and a second guide groove.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses a multichannel ultrasonic pile measuring instrument. Referring to fig. 1, the multi-channel ultrasonic pile-measuring instrument includes a main body 1.

The host 1 is mainly used for receiving and processing information, and the host 1 can be connected with a plurality of detection devices 2 at the same time to carry out ultrasonic detection and analysis on a plurality of channels at the same time.

Referring to fig. 1 and 2, the sonde 2 includes a radial transducer 21, a sound wire 22, and a wire winding mechanism 23. The sound line 22 is mainly used for transmitting ultrasonic detection information, and when the multi-channel ultrasonic pile measuring instrument does not work, the sound line 22 is wound and stored on the winding mechanism 23.

The winding mechanism 23 includes a holder 231, a spool 232, a storage barrel 233, a first handle 234, and a second handle 235. The support 231 plays a role in supporting and bearing, the first handle 234 is arranged above the support 231, the first handle 234 is positioned on the horizontal plane, and the first handle 234 can relatively conveniently move the detection device 2 to change the detection position; a rotating shaft parallel to the first handle 234 is arranged below the first handle 234, the winding reel 232 is inserted on the rotating shaft, the winding reel 232 can rotate around the rotating shaft, the acoustic line 22 is wound on the winding reel 232, the second handle 235 is positioned on the side surface of the winding reel 232 perpendicular to the ground, and the winding reel 232 is driven to rotate by rotating the second handle 235, so that the acoustic line 22 can be conveniently wound and unwound; a storage cylinder 233 is provided on one side of the support 231 for placing the radial transducer 21.

The radial transducer 21 is mainly used for receiving and transmitting ultrasonic signals, a dust cover 212 is sleeved at one end of the radial transducer 21, and the sound measuring line 22 passes through the dust cover 212 and is connected with the radial transducer 21; anti-collision rings 211 are sleeved at two ends of the radial transducer 21, and the anti-collision rings 211 are in gear shape. The dust cover 212 can prevent dust and stones from falling and colliding with the radial transducer 21, so that deviation of experimental results is avoided; the anti-collision ring 211 can prevent the side wall of the radial transducer 21 from colliding with the pipe wall, so that the detection result is inaccurate, and the space occupied by the anti-collision ring 211 is reduced by using a zigzag design, so that the radial transducer 21 can adapt to more different pipelines.

Referring to fig. 3, the multi-channel ultrasonic pile meter further comprises a depth recording device 3 for mainly recording the moving distance of the sound line 22. The depth recording apparatus 3 includes a tripod 31, a mount 32, a depth recording wheel 33, a counter 34, and a hold-down mechanism 35. The tripod 31 is mainly used for mounting other parts of the depth recording apparatus 3; the tripod 31 can also adapt to different working environments and can be placed on an uneven bottom surface to be stable; and meanwhile, the depth recording wheel 33 and the counter 34 are kept stable, so that the stability of experimental results is improved.

The mount pad 32 sets up to "L" type, and mount pad 32 bottom plate passes through the bolt fastening on tripod 31, and the degree of depth record wheel 33 is installed on the mount pad 32 curb plate, and counter 34 one end passes the mount pad 32 side board and is connected with the degree of depth record wheel 33. The depth recording wheel 33 is provided with a plurality of first guide grooves 331, when ultrasonic detection is carried out, each sound line 22 respectively passes through each first guide groove 331 to move forward to drive the depth recording wheel 33 to rotate, the counter 34 further calculates the moving distance of the sound line 22 by sensing the rotation of the depth recording wheel 33, and each first guide groove 331 can prevent interference between different sound lines 22 in the horizontal direction.

Referring to fig. 3 and 4, a pressing mechanism 35 is rotatably connected to an end of the side plate of the mounting base 32 remote from the tripod 31, and the pressing mechanism 35 includes a mounting cover 351, a pressing roller 352, and an opening and closing member 353. The installation lid 351 sets up to "U" shape of falling, locates on the degree of depth record wheel 33 when installation lid 351 lid, and the pinch roller 352 is located degree of depth record wheel 33 top, and pinch roller 352 both ends peg graft respectively with the both sides face of installation lid 351, and pinch roller 352 sets up to two, and two pinch rollers 352 are opposite to be distributed, and pinch roller 352 can rotate around its axle center, through setting up two pinch rollers 352 can increase the contact length of sound survey line 22 and degree of depth record wheel 33, further increases the measurement accuracy.

The pinch roller 352 is provided with a plurality of clamping grooves 3521, each clamping groove 3521 corresponds to the side wall of the first guide groove 331, and the side wall of the first guide groove 331 is embedded in each clamping groove 3521, so that the side wall of the pinch roller 352 can enter the first guide groove 331, the sliding of each sound measuring line 22 in the vertical direction can be prevented, the interference of each sound measuring line 22 is avoided, and the counter 34 can not accurately calculate the moving distance of the sound measuring line 22.

The opening and closing part 353 is located in the side of the mounting cover 351 away from the side plate of the mounting seat 32, and the opening and closing part 353 includes an opening and closing button 3531, a return spring 3532, a limiting barb block 3533 and a limiting block 3534. The limiting block 3534 and the side plates of the mounting seat 32 are oppositely distributed, and a limiting groove 35341 is formed in one end, away from the tripod 31, of the limiting block 3534. The limit barb block 3533 is 7-shaped, and a triangular barb is arranged at the lower end of the vertical section of the limit barb block 3533 and can hook the limit groove 35341, so that when the hold-down mechanism 35 is closed, the limit barb block 3533 is prevented from being deflected; the horizontal section of the limiting barb block 3533 penetrates through the mounting cover 351 and is fixedly connected with the opening and closing button 3531, the reset spring 3532 is sleeved on the horizontal section of the limiting barb block 3533, two ends of the reset spring 3532 respectively abut against the opening and closing button 3531 and the mounting cover 351, the reset spring 3532 is pressed by pressing the opening and closing button 3531 to control the limiting barb block 3533 to be far away from the limiting groove 35341, and then the pressing mechanism 35 can be opened. When the acoustic line 22 is required to be installed in the first guide groove 331, the pressing assembly is opened, the acoustic line 22 is placed in the first guide groove 331, and then the pressing assembly opening and closing part 353 is closed to prevent the pressing assembly from bouncing up.

The depth recording device 3 further comprises two guide posts 36 which are arranged in pairs, wherein the guide posts 36 are vertical in direction and are positioned on the base of the mounting seat 32, and are uniformly distributed on one side of the depth recording wheel 33. Each sound wire 22 passes through the depth recording wheel 33, then passes through the space between the two guide posts 36, and then moves forward to enter different pipelines to be tested, and the guide posts 36 can prevent the sound wire 22 from interfering with the depth recording wheel 33 or generating larger traction force on the depth recording wheel 33 when moving to the two sides of the depth recording device 3.

Referring to fig. 5, the multi-channel ultrasonic pile-measuring instrument further comprises a pipe orifice guiding device 4, the sound wire 22 passes through the depth recording device 3 and then enters the pipeline through the pipe orifice guiding device 4, and the pipe orifice guiding device 4 comprises a guiding pulley 41, a pulley base 42 and a guiding pipe 43. The guide pulley 41 is installed on the pulley base 42, and the pulley base 42 is fixedly installed right above the guide tube 43, the guide tube 43 is inserted into the tube to be tested, and a section of the guide tube 43, which is close to the pulley base 42, is provided with a certain taper, so that the guide tube 43 can be adaptively installed in the tubes to be tested with different tube diameters.

The pulley base 42 and the guide tube 43 are provided with a second guide groove 44 having a direction parallel to the axial center of the guide tube 43, and the second guide groove 44 penetrates the pulley base 42 and the guide tube 43. The pipe orifice guiding device 4 further comprises a limit bolt 421, the limit bolt 421 is located at the notch of the second guiding groove 44 on the pulley base 42, the side walls at two sides of the notch are respectively provided with a corresponding threaded through hole 422, the axes of the two threaded through holes 422 are located on the same horizontal line, and the axes of the two threaded through holes 422 are mutually perpendicular to the side walls at the notch. The limit bolts 421 can close the second guide grooves 44 on the pulley base 42, so that the pipe orifice guide device 4 can be prevented from being lost after falling off after the pipe orifice guide device 4 is taken away from the pipe to be tested by the radial transducer 21 when the radial transducer 21 is recovered.

The sound line 22 passes through the guide pulley 41, enters the second guide groove 44 and then enters the pipe to be tested, the pipe orifice guide device 4 can ensure that the sound line 22 and the radial transducer 21 vertically enter the pipe to be tested, and the sound line 22 and the radial transducer 21 are kept at the axial position of the pipe to be tested as much as possible, and the interference with the pipe wall of the pipe to be tested does not influence the experimental result.

The implementation principle of the multichannel ultrasonic pile measuring instrument provided by the embodiment of the application is as follows: during ultrasonic detection, a proper number of detection devices 2 are selected, two ends of a sound line 22 are respectively connected with a host 1 and a radial transducer 21, the sound line 22 passes through a depth recording device 3, a compression assembly is closed to prevent the sound line 22 from shifting, then the sound line 22 is arranged on a pipe orifice guide device 4, the radial transducer 21 is placed in a pipe to be detected, and the pipe orifice guide device 4 is arranged at the pipe orifice of the pipe to be detected. The radial transducer 21 moves downwards in the pipeline to drive the sound wire 22 to move, the depth recording wheel 33 rotates, and the counter 34 can accurately calculate the moving distance of the sound wire 22 according to the rotation of the depth recording wheel 33, so that the measured position can be obtained.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a multichannel supersound pile measuring instrument, its characterized in that, including detection device (2) and degree of depth recorder (3), detection device (2) are including radial transducer (21) and sound survey line (22), detection device (2) have a plurality of, sound survey line (22) one end is connected with radial transducer (21), and the other end links to each other with host computer (1), degree of depth recorder (3) include degree of depth record wheel (33), sound survey line (22) are arranged in on degree of depth record wheel (33), sound survey line (22) laminating is preceding to be removed on degree of depth record wheel (33), degree of depth record wheel (33) one side is provided with counter (34), counter (34) link to each other with the shaft of degree of depth record wheel (33).

2. The multi-channel ultrasonic pile-measuring instrument according to claim 1, wherein: the detection device (2) further comprises a plurality of anti-collision rings (211), and the anti-collision rings (211) are positioned at two ends of the radial transducer (21).

3. The multi-channel ultrasonic pile-measuring instrument according to claim 1, wherein: the depth recording device (3) further comprises a tripod (31), and the depth recording wheel (33) is located on the tripod (31).

4. The multi-channel ultrasonic pile-measuring instrument according to claim 1, wherein: the depth recording wheel (33) is provided with a plurality of first guide grooves (331), the first guide grooves (331) are annular and parallel to each other, and the first guide grooves (331) are axially arranged along the depth recording wheel (33).

5. The multi-channel ultrasonic pile-measuring instrument according to claim 4, wherein: the depth recording device (3) further comprises a pressing assembly, the pressing assembly comprises a mounting cover (351) and a pressing roller (352), the mounting cover (351) is located above the depth recording wheel (33), two ends of the pressing roller (352) are inserted on the mounting cover (351), the axis of the pressing roller (352) is parallel to the depth recording wheel (33), and the pressing roller (352) abuts against the depth recording wheel (33).

6. The multi-channel ultrasonic pile-measuring instrument according to claim 5, wherein: the plurality of the compression rollers (352) are arranged, a plurality of clamping grooves (3521) are formed in each compression roller (352), the clamping grooves (3521) correspond to the first guide grooves (331), and the side walls of the first guide grooves (331) are embedded in the clamping grooves (3521).

7. The multi-channel ultrasonic pile-measuring instrument according to claim 1, wherein: the pipe orifice guiding device (4) comprises a guiding pipe (43), the guiding pipe (43) is placed in the pipe to be detected, and the upper end of the guiding pipe (43) is arranged in a conical shape.

8. The multi-channel ultrasonic pile-measuring instrument of claim 7, wherein: the pipe orifice guiding device (4) further comprises a guiding pulley (41) and a pulley base (42), wherein the guiding pulley (41) is located above the pulley base (42), and the guiding pipe (43) is located below the pulley base (42).

9. The multi-channel ultrasonic pile-measuring instrument of claim 8, wherein: the pipe orifice guiding device (4) further comprises a second guiding groove (44) and a limiting bolt (421), the second guiding groove (44) is located on the guiding pipe (43) and the pulley base (42), the direction of the second guiding groove (44) is parallel to the axis of the guiding pipe (43), and the limiting bolt (421) is located at a notch on the pulley base (42).