CN115452946A - Concrete pier compactness nondestructive ultrasonic testing device capable of climbing - Google Patents
Concrete pier compactness nondestructive ultrasonic testing device capable of climbing Download PDFInfo
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- CN115452946A CN115452946A CN202211166456.6A CN202211166456A CN115452946A CN 115452946 A CN115452946 A CN 115452946A CN 202211166456 A CN202211166456 A CN 202211166456A CN 115452946 A CN115452946 A CN 115452946A
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- 238000012360 testing method Methods 0.000 title claims abstract description 33
- 230000009194 climbing Effects 0.000 title claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 59
- 238000001514 detection method Methods 0.000 claims abstract description 35
- 230000009193 crawling Effects 0.000 claims abstract description 20
- 238000005507 spraying Methods 0.000 claims description 24
- 239000007788 liquid Substances 0.000 claims description 15
- 230000000452 restraining effect Effects 0.000 claims description 15
- 239000007822 coupling agent Substances 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims 2
- 230000037431 insertion Effects 0.000 claims 2
- 230000009286 beneficial effect Effects 0.000 description 10
- 230000007547 defect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009659 non-destructive testing Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000002493 climbing effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005527 soil sampling Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
- G01N29/265—Arrangements for orientation or scanning by relative movement of the head and the sensor by moving the sensor relative to a stationary material
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
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Abstract
The invention belongs to the technical field of concrete compactness detection devices, and discloses a nondestructive ultrasonic detection device for compactness of a concrete pier capable of climbing, which comprises: the concrete bridge pier is arranged on the inner side of the annular restraint frame; the plurality of bridge pier crawling mechanisms are uniformly distributed and fixed on the inner side wall of the annular restraint frame; and the plurality of compactness ultrasonic detection mechanisms are uniformly distributed and fixed on the top end surface of the annular restraint frame. The device can directly crawl from top to bottom on the pier through the pier crawling mechanism to closely knit degree ultrasonic detection mechanism of cooperation can realize carrying out nondestructive test to the closely knit degree of the concrete pier of co-altitude not, makes the device applicable in the position higher with can directly use the detection at the closely knit degree of pier in complicated geographical environment.
Description
Technical Field
The invention relates to the technical field of concrete compactness detection devices, in particular to a nondestructive ultrasonic detection device for compactness of a concrete pier capable of climbing.
Background
The concrete compactness is an important index for detecting the quality of the concrete, and reflects the quality of engineering. Most of the traditional detection technologies are limited by operation difficulty and operation conditions, and measurement errors are easily caused by human factors, so that the detection work is time-consuming and labor-consuming, and the efficiency is low. The patent CN113176176A relates to an intelligent automatic concrete compactness detection device, which can effectively sample concrete by a soil sampling mechanism on an electric moving trolley, but has the defects that the sampling amount and the sampling point are limited, the result is greatly influenced, and the electric moving trolley does not have a climbing function, so that the concrete compactness of different height positions of a concrete pier cannot be detected; the patent CN112394007A relates to a concrete structure compactness detection device and method, and a walkable trolley carrying mechanical arms is adopted to replace a manual handheld radar detector to scan and image tunnel lining concrete for nondestructive detection, but the defects are that the detection height reached by the mechanical arms is limited, the density detection cannot be carried out on a higher position on a concrete pier, the size is large, the structure is complex, the carrying is inconvenient, and meanwhile, the detection of the pier in a complex geographical environment is not suitable. Therefore, most of the existing detection devices can only be applied to the conditions of low plane and height and convenience for manual construction, but have small volume and simple structure, and are not much for detecting the compactness of the pier which has high position and can be directly applied to complex geographic environments.
Therefore, the technical problem to be solved by the present invention is how to provide a nondestructive ultrasonic testing apparatus for the compactness of a concrete pier, which is small in size, simple in structure, high in position and capable of being directly applied to the detection of the compactness of the pier in a complex geographical environment.
Disclosure of Invention
In view of the above, the invention provides a nondestructive ultrasonic detection device for detecting the compactness of a concrete pier, which is small in size, simple in structure, higher in position and capable of being directly applied to detection of the compactness of the pier in a complex geographic environment and capable of climbing.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a concrete pier density nondestructive ultrasonic testing device that can scramble, includes:
the concrete bridge pier is arranged on the inner side of the annular restraint frame;
a plurality of pier crawling mechanisms are uniformly distributed and fixed on the inner side wall of the annular restraining frame;
compactness ultrasonic testing mechanism, compactness ultrasonic testing mechanism is a plurality of, and the equipartition is fixed on the top face of annular restraint frame.
According to the technical scheme, compared with the prior art, the invention discloses the nondestructive ultrasonic testing device for the compactness of the concrete bridge pier capable of climbing, when the nondestructive ultrasonic testing device is used, the annular constraint is erected on the outer peripheral side of the bridge pier, the bridge pier crawling mechanism acts and climbs upwards along the outer side wall of the bridge pier, after the specified position is reached, the compactness ultrasonic testing mechanism conducts nondestructive testing on the compactness of the corresponding position of the bridge pier, the position of the concrete defect is found out, and potential safety hazards possibly existing in the bridge pier are located so as to facilitate subsequent strengthening work. Therefore, the device can directly crawl up and down on the pier through the pier crawling mechanism, and can realize nondestructive testing on the compactness of the concrete pier with different heights by utilizing the compactness ultrasonic testing mechanism, so that the device is suitable for testing the compactness of the pier in a complex geographic environment with higher position and direct application.
Further, the annular restraint frame includes:
the number of the arc-shaped constraining blocks is multiple, and the pier crawling mechanism and the compactness ultrasonic detection mechanism are respectively fixed on the inner concave surface and the top end surface of each arc-shaped constraining block;
the arc-shaped restraint rods are multiple and are respectively connected between two adjacent arc-shaped restraint blocks to form a ring-shaped structure.
The beneficial effect who adopts above-mentioned technical scheme to produce is for annular restraint frame overall structure is simple, the quality is light, easily the climbing of the device.
Further, each of the arc restraint blocks includes:
the inner side wall and the top end face of the main ribbed slab are respectively fixed with the pier crawling mechanism and the compactness ultrasonic detection mechanism;
the number of the bent rib plates is two, one end of each bent rib plate is fixedly connected with two sides of the main rib plate, the other end of each two adjacent bent rib plates is provided with a jack, and the rod ends of the arc-shaped constraint rods are inserted into the jacks.
The beneficial effect that adopts above-mentioned technical scheme to produce is for the about piece of arc's simple structure, quality are light, and easily the quick installation of the about pole of arc.
Furthermore, the two bent rib plates positioned on the same side of the main rib plate are arranged in parallel up and down.
The beneficial effect that adopts above-mentioned technical scheme to produce is, can improve annular restraint frame's stability.
Furthermore, the arc-shaped restraint rod on one side is connected with a movable joint, and the arc-shaped restraint rod on the opposite side of the movable joint is detachably connected with a threaded sleeve.
Adopt the beneficial effect that above-mentioned technical scheme produced to be for this annular restraint frame can dismantle, and can establish ties the about piece of the arc of certain quantity, the about pole of arc according to the thickness of pier and according to detecting needs, form the annular restraint frame that the diameter size is different, realize the flexibility of equipment, dismantlement of device.
Furthermore, the movable joint comprises two plate bodies hinged through a pin shaft, and the opposite side surfaces of the two plate bodies are fixedly connected with the arc-shaped restraint rod; and two ends of the threaded sleeve are in threaded connection with the corresponding arc-shaped restraint rods.
Adopt the beneficial effect that above-mentioned technical scheme produced to be, make this annular restraint frame can sell the axle and move about for the axis, when not installing threaded sleeve promptly, this annular restraint frame has the opening for annular restraint frame can be opened, and the device of being convenient for encloses and closes at pier periphery side, after enclosing and closing, with annular restraint frame closure, and use threaded sleeve to connect two arc restraint bars of opening part, can form closed annular restraint frame.
Furthermore, each arc-shaped restraint rod is sleeved with a limiting spring.
Adopt the beneficial effect that above-mentioned technical scheme produced to be, can fix the about piece of adjacent arc and the relative position of about piece of arc and threaded sleeve, the about piece of arc and freely movable joint through spacing spring, improve the steadiness of annular restraint frame.
Further, each of the pier crawling mechanisms includes:
the telescopic end of the micro hydraulic jack is fixedly connected with the inner side surface of the main rib plate;
the frame, frame one side with miniature hydraulic jack's cylinder is connected, two actuating mechanism and two drive wheels are all installed to the frame both sides, every actuating mechanism's drive end with correspond drive wheel fixed connection is located two of homonymy the winding has the climbing track that is used for with pier surface friction contact on the drive wheel.
The beneficial effect who adopts above-mentioned technical scheme to produce is, when needs climbing, miniature hydraulic jack drives the framework and stretches out, makes climbing track and pier surface contact, then actuating mechanism drives the drive wheel and rotates, and then makes climbing track walk on the pier surface, can realize the device's climbing function.
Further, every the mounting groove has all been seted up on the main floor top end face, the notch of mounting groove is arranged towards the pier, every closely knit degree ultrasonic testing mechanism all includes:
the electric push rod is fixed on the side wall of the mounting groove, and the telescopic end of the electric push rod is arranged towards the bridge pier;
the ultrasonic transducer is hinged with the telescopic end of the electric push rod.
The technical scheme has the beneficial effects that when the detection is needed, the electric push rod drives the ultrasonic transducer to reach a preset position, the ultrasonic detection of the compactness of the pier is carried out, and the function of nondestructive detection is achieved.
Further, still include a plurality of couplant spraying mechanisms that are used for the couplant of pier surface spraying, each couplant spraying mechanism includes:
the coupling agent storage box is fixed at the bottom of the mounting groove, a micro liquid pump is fixed on the top end surface of the coupling agent storage box, and a liquid outlet of the coupling agent storage box is connected with an inlet of the micro liquid pump;
and one end of the couplant spraying hose is connected with an outlet of the miniature liquid pump, and the other end of the couplant spraying hose is fixedly connected with the telescopic end of the electric push rod.
The beneficial effect who adopts above-mentioned technical scheme to produce is that, before the ultrasonic testing, electric putter drives couplant spraying hose and arrives preset position, and miniature drawing liquid pump takes out the couplant in the couplant storage box to wait to detect the position through couplant spraying hose spraying on the pier, then ultrasonic transducer attached detects the pier on the couplant. Therefore, the ultrasonic detection effect can be improved by spraying the coupling agent on the bridge pier.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of a climbing nondestructive ultrasonic testing device for the compactness of a concrete pier provided by the invention.
Fig. 2 is a schematic top view of the structure of fig. 1.
Fig. 3 is a schematic structural view of the annular restraint frame.
Fig. 4 is a schematic structural view of a pier crawling mechanism.
Fig. 5 is a schematic structural diagram of an ultrasonic detection mechanism and a couplant spraying mechanism arranged on the arc-shaped restraint block.
Fig. 6 is a schematic exploded view of the movable joint.
Fig. 7 is a structural schematic diagram of the arc-shaped restraining bar and the threaded sleeve in an exploded manner.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings 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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-7, the embodiment of the invention discloses a nondestructive ultrasonic testing device for the compactness of a climbing concrete pier, which comprises:
the concrete bridge pier is arranged on the inner side of the annular restraint frame 1;
a plurality of pier crawling mechanisms 2 are uniformly distributed and fixed on the inner side wall of the annular restraint frame 1;
compactness ultrasonic testing mechanism 3, compactness ultrasonic testing mechanism 3 are a plurality of, and the equipartition is fixed on the top end face of annular restraint frame 1.
With particular reference to fig. 3, the annular cage 1 comprises:
the device comprises a plurality of arc-shaped restraint blocks 11, wherein the inner concave surface and the top end surface of each arc-shaped restraint block 11 are respectively fixed with a pier crawling mechanism 2 and a compactness ultrasonic detection mechanism 3;
the arc restraint rods 12 are multiple in number, and the arc restraint rods 12 are respectively connected between two adjacent arc restraint blocks 11 to form a ring-shaped structure. The arc-shaped restraint rods 12 are made of steel pipes, so that the overall weight of the device is reduced.
Referring to fig. 5 specifically, each arc constraining block 11 is an arc shape bent inward, and the material thereof may be a rigid material, such as an aluminum alloy material, which is not only strong but also light in weight, wherein each arc constraining block 11 includes:
the ultrasonic compaction test device comprises a main ribbed slab 111, wherein a pier crawling mechanism 2 and a compactness ultrasonic testing mechanism 3 are respectively fixed on the inner side wall and the top end face of the main ribbed slab 111;
two curved rib plates 112 are provided, and one end of each curved rib plate 112 is fixedly connected with both sides of the main rib plate 111, the other end of each adjacent curved rib plate 112 is provided with a jack 1121, and the rod end of the arc-shaped constraining rod 12 is inserted into the jack 1121.
The two rib plates 112 located on the same side of the main rib plate 111 are two in parallel arranged up and down.
Referring specifically to fig. 6 and 7, in the above-described embodiment of the present invention, the movable joint 13 is connected to the arc-shaped restraining bar 12 on one side, and the threaded sleeve 14 is detachably connected to the arc-shaped restraining bar 12 on the opposite side of the movable joint 13. The movable joint 13 includes two plate bodies 132 hinged by a pin shaft 131, opposite side surfaces of the two plate bodies 132 are welded and fixed with the arc-shaped constraining rod 12, specifically, one side surface of the two plate bodies 132 close to each other is fixed with a hinge lug (not marked) up and down, the hinge lug is provided with a pin shaft hole, after the pin shaft passes through the pin shaft hole, nuts are respectively installed at two ends of the pin shaft, so as to prevent the pin shaft from falling out of the pin shaft hole; two ends of the threaded sleeve 14 are in threaded connection with the corresponding arc-shaped restraint rods 12, specifically, threaded sections are arranged at the end portions of the arc-shaped restraint rods 12, threaded holes are formed in the side ends of the threaded sleeve 14, and the threaded sections are connected with the threaded holes.
In the above embodiment of the present invention, each of the arc-shaped constraining rods 12 is sleeved with a limiting spring 15 for limiting the relative position between the arc-shaped constraining blocks.
In the above embodiment of the present invention, each of the pier-crawling mechanisms 2 includes:
the telescopic end of the micro hydraulic jack 21 is fixedly connected with the inner side surface of the main rib plate 111;
In this embodiment, closely laminating and the separation between adjustable climbing track of elongation through controlling miniature hydraulic jack and the concrete pier to usable annular restraint frame can realize the system of pier mechanism of crawling to the radial restraint of climbing track and rely on the frictional force between track and the pier and stop, when the device braking promptly, miniature hydraulic jack will climb the track and closely laminate on the pier, and rely on the radial restraint of annular restraint frame, can realize the device's braking.
In the above embodiment of the present invention, each main rib plate 111 has a mounting groove 1111 formed on a top end surface thereof, a notch of the mounting groove 1111 faces a pier, and each ultrasonic compactness detecting mechanism 3 includes:
the electric push rod 31, the electric push rod 31 is fixed on the side wall of the mounting groove 1111, and the telescopic end of the electric push rod 31 is arranged towards the pier;
and the ultrasonic transducer 32 is hinged with the telescopic end of the electric push rod 31.
In another embodiment of the present invention, the apparatus further comprises a plurality of couplant spray mechanisms 4 for spraying a couplant onto a surface of a pier, each couplant spray mechanism 4 comprising:
the couplant storage box 41 is fixed at the bottom of the mounting groove 1111, a micro liquid pump is fixed on the top end face of the couplant storage box 41, and a liquid outlet of the couplant storage box 41 is connected with an inlet of the micro liquid pump;
one end of the couplant spraying hose 42 is connected with an outlet of the micro liquid pump, and the other end of the couplant spraying hose 42 is connected with a telescopic end of the electric push rod 31 in a binding manner, so that the couplant spraying hose 42 can move along with the electric push rod 31.
In addition, a controller (not shown) in signal connection with the driving mechanism, the miniature hydraulic jack, the electric push rod, the ultrasonic transducer and the miniature liquid pump and a wireless transmission module (not shown) in signal connection with the controller are arranged on the annular constraint frame, and control command signals are transmitted through the wireless transmission module, so that the remote control function of technicians is realized.
In one embodiment of the invention, 4 arc-shaped restraint blocks, the bridge pier crawling mechanism, the compactness ultrasonic detection mechanism and the coupling agent spraying mechanism are uniformly distributed around the bridge pier, so that the comprehensive compactness detection can be carried out on the bridge pier, and the precision of the bridge pier detection is improved.
The working principle of the invention is as follows:
the device is characterized in that an annular restraining frame which is not connected with a threaded sleeve and is provided with an opening is sleeved on the outer peripheral side of a concrete pier, then the annular restraining frame is closed through the threaded sleeve, a miniature hydraulic jack drives a climbing crawler to move close to the pier, the climbing crawler is attached to the outer wall of the pier, then a motor drives a driving wheel to rotate, and further the climbing crawler crawls on the outer wall of the pier, so that the climbing action of the whole device is realized, after the device reaches a designated position, the miniature hydraulic jack tightly pushes the climbing crawler on the pier, the stopping of the device is realized, then an electric push rod drives an ultrasonic transducer and a couplant spraying hose to reach a preset position, then a miniature liquid pump extracts the couplant in a couplant storage box, the couplant is sprayed on the pier through the couplant spraying hose to be detected, and then the ultrasonic transducer is attached to be detected on the pier in compactness.
Compared with the prior art, the invention has the beneficial effects that:
1. the bridge pier crawling mechanism is used for realizing nondestructive detection of the compactness of concrete bridge piers with different heights by the ultrasonic transducer, finding out the position of a concrete defect, and positioning potential safety hazards possibly existing in the bridge piers so as to facilitate subsequent strengthening work;
2. the electric push rod is adopted to control the ultrasonic transducer to be tightly attached to the side wall of the pier, and the coupling agent spraying hose capable of moving along with the electric push rod is adopted to realize accurate spraying of the coupling agent, so that intelligent operation of the ultrasonic transducer is realized;
3. the annular constraint frame is adopted to provide radial constraint force required by the device for braking, the motor is adopted to provide vertical climbing power of the device, and the lifting function of the detection device is realized through combination;
4. the annular restraint frame is made into a detachable structure by adopting the movable joints and the threaded sleeves, a certain number of restraint frame units (arc restraint blocks and arc restraint rods) can be connected in series according to detection requirements, and the relative positions are fixed by the limiting springs, so that the flexibility of assembling and disassembling the device is realized.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a concrete pier density nondestructive ultrasonic testing device that can scramble which characterized in that includes:
the concrete bridge pier is arranged on the inner side of the annular restraint frame (1);
a plurality of pier crawling mechanisms (2), wherein the pier crawling mechanisms (2) are uniformly distributed and fixed on the inner side wall of the annular restraining frame (1);
compactness ultrasonic testing mechanism (3), compactness ultrasonic testing mechanism (3) are a plurality of, and the equipartition is fixed on the top face of annular restraint frame (1).
2. The nondestructive ultrasonic testing device of the compactness of the climbable concrete pier according to claim 1, characterized in that the annular restraining frame (1) comprises:
the number of the arc-shaped constraining blocks (11) is multiple, and the pier crawling mechanism (2) and the compactness ultrasonic detection mechanism (3) are respectively fixed on the inner concave surface and the top end surface of each arc-shaped constraining block (11);
the arc-shaped restraining rods (12) are multiple, and the arc-shaped restraining rods (12) are respectively connected between two adjacent arc-shaped restraining blocks (11) to form a ring-shaped structure.
3. The nondestructive ultrasonic testing device of the compactness of the climbable concrete pier of claim 2, wherein each of the arc-shaped constraining blocks (11) comprises:
the inner side wall and the top end face of each main rib plate (111) are respectively fixed with the pier crawling mechanism (2) and the compactness ultrasonic detection mechanism (3);
the number of the two bent rib plates (112) is two, one end of each bent rib plate (112) is fixedly connected with two sides of the main rib plate (111), the other end of each two adjacent bent rib plates (112) is provided with an insertion hole (1121), and the rod end of the arc-shaped restraint rod (12) is inserted into the insertion hole (1121).
4. The nondestructive ultrasonic testing device for the compactness of the climbable concrete pier as claimed in claim 3, wherein two of the bent rib plates (112) on the same side of the main rib plate (111) are arranged in parallel up and down.
5. The nondestructive ultrasonic testing device for the compactness of the climbable concrete pier as claimed in claim 3, wherein a movable joint (13) is connected to the arc-shaped restraining bar (12) on one side, and a threaded sleeve (14) is detachably connected to the arc-shaped restraining bar (12) on the opposite side of the movable joint (13).
6. The nondestructive ultrasonic testing device for the compactness of the climbing concrete pier according to claim 5, wherein the movable joint (13) comprises two plate bodies (132) which are hinged through a pin shaft (131), and the opposite side surfaces of the two plate bodies (132) are fixedly connected with the arc-shaped restraining rods (12); and two ends of the threaded sleeve (14) are in threaded connection with the corresponding arc-shaped restraining rods (12).
7. The nondestructive ultrasonic testing device for the compactness of the climbable concrete pier as claimed in claim 6, wherein each arc-shaped restraint rod (12) is sleeved with a limiting spring (15).
8. The nondestructive ultrasonic testing device for the compactness of the scrapable concrete pier according to any one of claims 3-7, wherein each said pier crawling mechanism (2) comprises:
the telescopic end of the micro hydraulic jack (21) is fixedly connected with the inner side face of the main rib plate (111);
frame (22), frame (22) one side with the cylinder of miniature hydraulic jack (21) is connected, two actuating mechanism and two drive wheel (23) are all installed to frame (22) both sides, every actuating mechanism's drive end with correspond drive wheel (23) fixed connection is located two of homonymy the winding has climbing track (24) that are used for with pier surperficial friction contact on drive wheel (23).
9. The nondestructive ultrasonic testing device for the compactness of the scratchable concrete pier according to any one of claims 3 to 7, wherein each main rib plate (111) is provided with an installation groove (1111) on the top end face, the notch of the installation groove (1111) is arranged towards the pier, and each compactness ultrasonic testing mechanism (3) comprises:
the electric push rod (31), the electric push rod (31) is fixed on the side wall of the mounting groove (1111), and the telescopic end of the electric push rod (31) faces the bridge pier;
the ultrasonic transducer (32), the flexible end articulated connection of ultrasonic transducer (32) and the electric putter (31).
10. The nondestructive ultrasonic testing device for the compactness of the scratchable concrete pier according to claim 9, further comprising a plurality of couplant spraying mechanisms (4) for spraying couplant on the surface of the pier, wherein each couplant spraying mechanism (4) comprises:
the coupling agent storage box (41), the coupling agent storage box (41) is fixed at the bottom of the installation groove (1111), a micro liquid pump is fixed on the top end face of the coupling agent storage box (41), and a liquid outlet of the coupling agent storage box (41) is connected with an inlet of the micro liquid pump;
and one end of the couplant spraying hose (42) is connected with an outlet of the miniature liquid pump, and the other end of the couplant spraying hose (42) is fixedly connected with the telescopic end of the electric push rod (31).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211166456.6A CN115452946A (en) | 2022-09-23 | 2022-09-23 | Concrete pier compactness nondestructive ultrasonic testing device capable of climbing |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211166456.6A CN115452946A (en) | 2022-09-23 | 2022-09-23 | Concrete pier compactness nondestructive ultrasonic testing device capable of climbing |
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| CN202211166456.6A Pending CN115452946A (en) | 2022-09-23 | 2022-09-23 | Concrete pier compactness nondestructive ultrasonic testing device capable of climbing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115652765A (en) * | 2022-12-27 | 2023-01-31 | 石家庄市公路桥梁建设集团有限公司 | Spraying equipment is used in road and bridge construction |
| CN116660369A (en) * | 2023-05-23 | 2023-08-29 | 山东林民公路材料有限公司 | Concrete filled steel tube column compactness detection device |
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| CN116660369A (en) * | 2023-05-23 | 2023-08-29 | 山东林民公路材料有限公司 | Concrete filled steel tube column compactness detection device |
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