CN113884494A - Detection mechanism for apparent defects of civil engineering structure - Google Patents

Detection mechanism for apparent defects of civil engineering structure Download PDF

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Publication number
CN113884494A
CN113884494A CN202110934659.4A CN202110934659A CN113884494A CN 113884494 A CN113884494 A CN 113884494A CN 202110934659 A CN202110934659 A CN 202110934659A CN 113884494 A CN113884494 A CN 113884494A
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China
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wall
liquid level
civil engineering
camera
bottom plate
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CN202110934659.4A
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Chinese (zh)
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赵雄飞
徐琳坤
陈瑞芬
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Guizhou Minzu University
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Guizhou Minzu University
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Priority to CN202110934659.4A priority Critical patent/CN113884494A/en
Publication of CN113884494A publication Critical patent/CN113884494A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/8803Visual inspection
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/30Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring roughness or irregularity of surfaces
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01Arrangements or apparatus for facilitating the optical investigation

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)

Abstract

The invention discloses a detection mechanism for apparent defects of a civil engineering structure, relates to the technical field of civil engineering, and aims at the existing problems. According to the invention, the second camera is used for detecting the surface defects, the liquid level observation tube and the spherical ball are matched with each other, and the liquid level change of colored liquid in the liquid level observation tube is observed, so that whether the terrain is flat or not can be reflected, the first camera is used for observing the liquid level change, so that the ground flatness can be known, and the light supplement lamp is arranged at the bottom, so that light supplement can be timely carried out when light is insufficient, and the detection accuracy is improved.

Description

Detection mechanism for apparent defects of civil engineering structure
Technical Field
The invention relates to the technical field of civil engineering, in particular to a detection mechanism for apparent defects of a civil engineering structure.
Background
At present, in the using process of a detection mechanism for apparent defects of civil engineering structures on the market, the defects (cracks and falling-off) with obvious civil engineering structure appearance can be detected in time, but the defects and the concave-convex sections which are not obvious can not be found in time, so that visual inspection and local damage detection can only be realized by depending on the visual perception of engineering technicians, the workload is large, the error of the overall defect evaluation result is large, and the conditions of missing inspection and missing recording are easy to occur.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a detection mechanism for apparent defects of a civil engineering structure.
In order to achieve the purpose, the invention adopts the following technical scheme:
a detection mechanism for apparent defects of civil engineering structures comprises a bottom plate, wherein supporting legs are welded at four corners of the bottom plate, a transmission shaft with a bearing is fixedly connected inside each of the four supporting legs, a guide wheel is welded on the outer wall of one side of the transmission shaft, a first gear is welded on the outer wall of one side of the guide wheel according to the principle of the transmission shaft, the first gear is meshed with a second gear in a transmission manner, the second gear is connected with a micro servo motor, the bottom of the micro servo motor is fixed on a mounting seat through bolts, the mounting seat is welded at the bottom of the bottom plate, a driving motor is installed at one end of the top of the bottom plate, an output shaft of the driving motor is connected with a brush plate through a rotating shaft, a dust suction groove is installed at one side of the brush plate, a frustum-shaped collection cavity is communicated with the top of the dust suction groove, a connecting pipe is welded on the outer wall of the top of the frustum-shaped collection cavity, and a second camera is installed at the central position of the bottom plate, the both ends of second camera all are fixed with the light filling lamp, and open bottom plate top one end has the second rectangle to lead to the groove, the inside rectangle mounting panel that is fixed with in the groove is led to the second rectangle, and the rectangle mounting panel top installs the fixed pipe that the equidistance distributes, fixed intraduct all is fixed with the liquid level observation pipe, and the liquid level observation pipe inner wall slides and pegs graft and have the piston rod, bottom plate top outer wall welding has the protection box, and protection box top outer wall articulates there is sealed lid.
Furthermore, an exhaust fan is arranged inside one end, far away from the frustum-shaped collecting cavity, of the connecting pipe, and a dust filtering cloth bag is connected to one end of the connecting pipe in a screwed mode.
Further, bottom plate top outer wall is opened there is first rectangle to lead to the groove, and just first rectangle leads to the inslot portion and is equipped with the sponge and clean the board, and sponge cleans board one end and is connected with the corner cylinder, and the corner cylinder installs on the mount, and mount top outer wall is fixed with first camera.
Furthermore, the outer wall of the bottom of the piston rod is provided with a cavity, a spherical ball is embedded in the cavity, and the diameter of the spherical ball is matched with that of the inner wall of the cavity.
Further, the liquid level observation pipe reduces in proper order from up tubulose diameter down, and liquid level observation pipe top one side outer wall is equipped with the scale mark, and the liquid level observation pipe is transparent tubulose, and the inside coloured liquid that fills of liquid level observation pipe.
Furthermore, the outer wall of one side of the protective box body is welded with a push-pull handle, the outer wall of the middle of the push-pull handle is bonded with a non-slip mat, and the outer wall of the non-slip mat is provided with non-slip threads.
Further, a controller is installed on the outer wall of one side of the protective box body, the controller is connected with a micro servo motor, a driving motor, an air exhaust fan, a corner air cylinder, a first camera, a second camera and a light supplement lamp through signal lines, and the controller is connected with an external power supply through a lead.
Furthermore, the first gear is located below the second gear, and the effective tooth number of the first gear is the same as that of the second gear.
The invention has the beneficial effects that:
1. according to the detection mechanism for the apparent defects of the civil engineering structure, the second camera is mounted at the bottom of the bottom plate to observe the surface of the civil engineering structure, in order to improve the accuracy of the device, the driving motor is used for driving the brush plate to clean dust on the ground, and the suction fan is used for collecting the dust together in a concentrated manner, so that the later-stage treatment is facilitated, fine cracks on the ground can be cleaned in time, and the observation of the surface defects by the device is improved;
2. according to the detection mechanism for the apparent defects of the civil engineering structure, when the detection mechanism is used, the four micro servo motors can be controlled through the controller, so that the device is driven to move, and the automatic steering of the device can be realized by utilizing the self-locking function of the micro servo motors, so that the use experience of the mechanism is improved;
3. this a detection mechanism for apparent defect of civil engineering structure, not only utilize the second camera to detect surface defect, still utilize liquid level observation pipe and spherical ball mutually support, utilize the liquid level change of observing the inside coloured liquid of liquid level observation pipe, thereby can embody whether this topography is level and smooth, utilize first camera to observe the liquid level change, can know the ground roughness, and still be equipped with the light filling lamp in the bottom, when light is not enough, can in time carry out the light filling, thereby improve and detect the accuracy.
Drawings
FIG. 1 is a side view of the overall three-dimensional structure of a detection mechanism for apparent defects of civil engineering structures according to the invention;
FIG. 2 is a front view of the overall structure of a detection mechanism for apparent defects of civil engineering structures according to the invention;
FIG. 3 is a top view of the overall three-dimensional structure of a detection mechanism for apparent defects of civil engineering structures according to the invention;
FIG. 4 is a schematic view of the internal structure of a detection mechanism for apparent defects of civil engineering structures according to the invention;
FIG. 5 is a bottom view of the internal structure of a detection mechanism for apparent defects of civil engineering structures according to the invention;
FIG. 6 is a side view of the internal three-dimensional structure of a detection mechanism for apparent defects of civil engineering structures proposed by the invention;
FIG. 7 is a partial structural section of a detection mechanism for apparent defects of civil engineering structures according to the invention;
fig. 8 is a side view, partly in section, of a detection mechanism for apparent defects of civil engineering structures, according to the invention.
In the figure: 1 bottom plate, 2 supporting legs, 3 transmission shafts, 4 leading wheels, 5 first gears, 6 second gears, 7 miniature servo motor, 8 mount pads, 9 driving motor, 10 brush boards, 11 dust suction grooves, 12 frustum type collection cavities, 13 connecting pipes, 14 extraction fans, 15 dust filter cloth bags, 16 first rectangular through grooves, 17 sponge wiping boards, 18 corner cylinders, 19 fixed frames, 20 first cameras, 21 second cameras, 22 light filling lamps, 23 second rectangular through grooves, 24 rectangular mounting plates, 25 fixed pipes, 26 liquid level observation pipes, 27 piston rods, 28 cavities, 29 spherical balls, 30 protection boxes, 31 sealing covers, 32 push handles, 33 controllers.
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.
Example 1, electronic component inspection;
referring to fig. 1-8, a detection mechanism for apparent defects of civil engineering structures, comprising a base plate 1, wherein supporting legs 2 are welded at four corners of the bottom of the base plate 1, a transmission shaft 3 with bearings is fixedly connected inside the four supporting legs 2, a guide wheel 4 is welded on the outer wall of one side of the transmission shaft 3, a first gear 5 is welded on the outer wall of one side of the guide wheel 4 based on the principle of the transmission shaft 3, the first gear 5 is meshed with a second gear 6 and is in transmission with a micro servo motor 7, the first gear 5 is positioned below the second gear 6, the effective tooth number of the first gear 5 is the same as that of the second gear 6, the bottom of the micro servo motor 7 is fixed on a mounting seat 8 through bolts, the mounting seat 8 is welded at the bottom of the base plate 1, and when the detection mechanism is in use, the four micro servo motors 7 can be controlled through a controller 33, the device is driven to move, and automatic steering of the device can be realized by utilizing the self-locking function of the micro servo motor 7, so that the use experience of the mechanism is improved;
the dust collection device is characterized in that a driving motor 9 is installed at one end of the top of the bottom plate 1, an output shaft of the driving motor 9 is connected with a brush plate 10 through a rotating shaft, a dust collection groove 11 is installed on one side of the brush plate 10, the top of the dust collection groove 11 is communicated with a frustum-shaped collection cavity 12, an air suction fan 14 is installed inside one end, away from the frustum-shaped collection cavity 12, of the connecting pipe 13, a dust filter cloth bag 15 is connected to one end of the connecting pipe 13 in a screwed mode, the connecting pipe 13 is welded to the outer wall of the top of the frustum-shaped collection cavity 12, a second camera 21 is installed at the central position of the bottom plate 1, the second camera 21 is installed at the bottom of the bottom plate 1 to observe the surface of civil engineering, in order to improve the accuracy of the device, the driving motor 9 is used for driving the brush plate 10 to clean dust on the ground, the air suction fan 14 is used for collecting the dust together, not only the post-processing is convenient, but also the fine cracks on the ground can be cleaned out in time, thereby improving the device's view of surface defects;
the outer wall of the top of the bottom plate 1 is provided with a first rectangular through groove 16, a sponge wiping plate 17 is arranged inside the first rectangular through groove 16, one end of the sponge wiping plate 17 is connected with a corner cylinder 18, the corner cylinder 18 is installed on a fixed frame 19, the outer wall of the top of the fixed frame 19 is fixed with a first camera 20, two ends of a second camera 21 are both fixed with light supplementing lamps 22, one end of the top of the bottom plate 1 is provided with a second rectangular through groove 23, a rectangular installation plate 24 is fixed inside the second rectangular through groove 23, fixed tubes 25 which are distributed equidistantly are installed on the tops of the rectangular installation plates 24, the tubular diameters of the liquid level observation tubes 26 are sequentially reduced from bottom to top, the outer wall of one side of the top of the liquid level observation tube 26 is provided with scale marks, the liquid level observation tube 26 is transparent tubular, colored liquid is filled inside the liquid level observation tube 26, and liquid level observation tubes 26 are fixed inside the fixed tubes 25, a piston rod 27 is inserted into the inner wall of the liquid level observation tube 26 in a sliding mode, a cavity 28 is formed in the outer wall of the bottom of the piston rod 27, and a spherical ball 29 is embedded in the cavity 28, so that surface defects can be detected by using the second camera 21, the liquid level observation tube 26 is matched with the spherical ball 29, and the liquid level change of colored liquid in the liquid level observation tube 26 is observed, so that whether the terrain is flat or not can be reflected, the flatness of the ground can be known by observing the liquid level change by using the first camera 20, and a light supplement lamp 22 is arranged at the bottom of the liquid level observation tube, so that light supplement can be performed in time when light is insufficient, and the detection accuracy is improved;
29 diameters of spherical ball and 28 inner wall diameters looks adaptations of cavity, 1 welding of bottom plate top outer wall has protection box 30, and protection box 30 top outer wall articulates there is sealed lid 31, the welding of protection box 30 one side outer wall has push handle 32, and the outer wall bonds and has the slipmat in the middle part of push handle 32, and the slipmat outer wall is equipped with anti-skidding screw thread, controller 33 is installed to protection box 30 one side outer wall, and controller 33 is connected with miniature servo motor 7, driving motor 9, extraction fan 14, corner cylinder 18, first camera 20, second camera 21 and light filling lamp 22 through the signal line, and controller 33 is connected with external power source through the wire.
When the device is used, the device is firstly communicated with a power supply, then the device is pushed to a place to be detected, the controller 33 is adjusted, then the controller 33 can control the driving motor 9 to rotate continuously, so as to drive the brush plate 10 to rotate continuously, so as to clean dust on the ground, air containing dust can be pumped into the dust filtering cloth bag 15 by the air pumping fan 14 to complete collection, the second camera 21 can detect the ground after collection, when light is dim, the light supplementing lamp 22 is started to supplement light, so as to observe the surface, the liquid level observation tube 26 at the rear part is matched with the movement of the piston rod 27, the spherical ball 29 at the bottom of the piston rod 27 rolls continuously, when the ground is uneven, the height of the piston rod 27 is uneven, so that the liquid level inside the liquid level observation tube 26 is uneven, at the moment, the first camera 20 can capture the dust, thereby judging the flatness of the surface, taking down the dust filtering cloth bag 15 after the detection is finished, and processing the dust inside.
Embodiment 2, artificial plus electronic comprehensive detection;
referring to fig. 1-8, a detection mechanism for apparent defects of civil engineering structures, comprising a base plate 1, wherein supporting legs 2 are welded at four corners of the bottom of the base plate 1, a transmission shaft 3 with bearings is fixedly connected inside the four supporting legs 2, a guide wheel 4 is welded on the outer wall of one side of the transmission shaft 3, a first gear 5 is welded on the outer wall of one side of the guide wheel 4 based on the principle of the transmission shaft 3, the first gear 5 is meshed with a second gear 6 and is in transmission with a micro servo motor 7, the first gear 5 is positioned below the second gear 6, the effective tooth number of the first gear 5 is the same as that of the second gear 6, the bottom of the micro servo motor 7 is fixed on a mounting seat 8 through bolts, the mounting seat 8 is welded at the bottom of the base plate 1, and when the detection mechanism is in use, the four micro servo motors 7 can be controlled through a controller 33, the device is driven to move, and automatic steering of the device can be realized by utilizing the self-locking function of the micro servo motor 7, so that the use experience of the mechanism is improved;
the dust collection device is characterized in that a driving motor 9 is installed at one end of the top of the bottom plate 1, an output shaft of the driving motor 9 is connected with a brush plate 10 through a rotating shaft, a dust collection groove 11 is installed on one side of the brush plate 10, the top of the dust collection groove 11 is communicated with a frustum-shaped collection cavity 12, an air suction fan 14 is installed inside one end, away from the frustum-shaped collection cavity 12, of the connecting pipe 13, a dust filter cloth bag 15 is connected to one end of the connecting pipe 13 in a screwed mode, the connecting pipe 13 is welded to the outer wall of the top of the frustum-shaped collection cavity 12, a second camera 21 is installed at the central position of the bottom plate 1, the second camera 21 is installed at the bottom of the bottom plate 1 to observe the surface of civil engineering, in order to improve the accuracy of the device, the driving motor 9 is used for driving the brush plate 10 to clean dust on the ground, the air suction fan 14 is used for collecting the dust together, not only the post-processing is convenient, but also the fine cracks on the ground can be cleaned out in time, thereby improving the device's view of surface defects;
the outer wall of the top of the bottom plate 1 is provided with a first rectangular through groove 16, a sponge wiping plate 17 is arranged inside the first rectangular through groove 16, one end of the sponge wiping plate 17 is connected with a corner cylinder 18, the corner cylinder 18 is installed on a fixed frame 19, the outer wall of the top of the fixed frame 19 is fixed with a first camera 20, two ends of a second camera 21 are both fixed with light supplementing lamps 22, one end of the top of the bottom plate 1 is provided with a second rectangular through groove 23, a rectangular installation plate 24 is fixed inside the second rectangular through groove 23, fixed tubes 25 which are distributed equidistantly are installed on the tops of the rectangular installation plates 24, the tubular diameters of the liquid level observation tubes 26 are sequentially reduced from bottom to top, the outer wall of one side of the top of the liquid level observation tube 26 is provided with scale marks, the liquid level observation tube 26 is transparent tubular, colored liquid is filled inside the liquid level observation tube 26, and liquid level observation tubes 26 are fixed inside the fixed tubes 25, a piston rod 27 is inserted into the inner wall of the liquid level observation tube 26 in a sliding mode, a cavity 28 is formed in the outer wall of the bottom of the piston rod 27, and a spherical ball 29 is embedded in the cavity 28, so that surface defects can be detected by using the second camera 21, the liquid level observation tube 26 is matched with the spherical ball 29, and the liquid level change of colored liquid in the liquid level observation tube 26 is observed, so that whether the terrain is flat or not can be reflected, the flatness of the ground can be known by observing the liquid level change by using the first camera 20, and a light supplement lamp 22 is arranged at the bottom of the liquid level observation tube, so that light supplement can be performed in time when light is insufficient, and the detection accuracy is improved;
29 diameters of spherical ball and 28 inner wall diameters looks adaptations of cavity, 1 welding of bottom plate top outer wall has protection box 30, and protection box 30 top outer wall articulates there is sealed lid 31, the welding of protection box 30 one side outer wall has push handle 32, and the outer wall bonds and has the slipmat in the middle part of push handle 32, and the slipmat outer wall is equipped with anti-skidding screw thread, controller 33 is installed to protection box 30 one side outer wall, and controller 33 is connected with miniature servo motor 7, driving motor 9, extraction fan 14, corner cylinder 18, first camera 20, second camera 21 and light filling lamp 22 through the signal line, and controller 33 is connected with external power source through the wire.
When the device is used, firstly, the device is connected with a power supply, then the device is pushed to a place to be detected, a sealing cover 31 at the top of a protective box body 30 is opened, a push handle 32 is pushed slowly, then a controller 33 is adjusted, the controller 33 can control a driving motor 9 to rotate continuously, so that a brush plate 10 is driven to rotate continuously, dust on the ground is cleaned, air containing dust is pumped into a dust filtering cloth bag 15 by an air pumping fan 14 to complete collection, a second camera 21 can detect the ground after collection is finished, when light is dim, a light supplementing lamp 22 is started to supplement light, so that the surface is observed, a rear liquid level observation tube 26 is matched with the movement of a piston rod 27, a spherical ball 29 at the bottom of the piston rod 27 rolls continuously, when the ground is uneven, the height of the piston rod 27 is uneven, an operator can observe the level change on a scale line of the liquid level observation tube 26 in time, thereby judging the flatness of the surface, taking down the dust filtering cloth bag 15 after the detection is finished, and processing the dust inside.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (8)

1. The detection mechanism for the apparent defects of the civil engineering structure comprises a bottom plate (1) and is characterized in that supporting legs (2) are welded at four corners of the bottom plate (1), transmission shafts (3) of bearings are fixedly connected inside the four supporting legs (2), a guide wheel (4) is welded on the outer wall of one side of each transmission shaft (3), a first gear (5) is welded on the outer wall of one side of each transmission shaft (3) principle guide wheel (4), a second gear (6) is meshed with the first gear (5) in a transmission manner, the second gear (6) is connected with a micro servo motor (7), the bottom of the micro servo motor (7) is fixed on a mounting seat (8) through bolts, the mounting seat (8) is welded at the bottom of the bottom plate (1), a driving motor (9) is installed at one end of the top of the bottom plate (1), and a brush plate (10) is connected to an output shaft of the driving motor (9), a dust collection groove (11) is installed on one side of the brush plate (10), the top of the dust collection groove (11) is communicated with a frustum type collection cavity (12), a connecting pipe (13) is welded on the outer wall of the top of the frustum type collection cavity (12), a second camera (21) is installed at the central position of the bottom plate (1), light supplement lamps (22) are fixed at two ends of the second camera (21), a second rectangular through groove (23) is formed in one end of the top of the bottom plate (1), a rectangular mounting plate (24) is fixed inside the second rectangular through groove (23), fixing pipes (25) distributed at equal intervals are installed at the top of the rectangular mounting plate (24), a liquid level observation pipe (26) is fixed inside the fixing pipes (25), a piston rod (27) is inserted into the inner wall of the liquid level observation pipe (26) in a sliding mode, and a protection box body (30) is welded on the outer wall of the top of the bottom plate (1), and the outer wall of the top of the protective box body (30) is hinged with a sealing cover (31).
2. The mechanism for detecting the apparent defects of civil engineering structures according to claim 1, characterized in that the end of the connecting pipe (13) far from the frustum-shaped collecting cavity (12) is internally provided with a suction fan (14), and the end of the connecting pipe (13) is screwed with a dust filtering cloth bag (15).
3. The detection mechanism for the apparent defects of the civil engineering structure as defined in claim 1, wherein the bottom plate (1) is provided with a first rectangular through groove (16) on the outer wall of the top, a sponge wiping plate (17) is arranged inside the first rectangular through groove (16), one end of the sponge wiping plate (17) is connected with a corner cylinder (18), the corner cylinder (18) is mounted on a fixed frame (19), and the first camera (20) is fixed on the outer wall of the top of the fixed frame (19).
4. The detection mechanism for the apparent defects of civil engineering structures according to claim 1, characterized in that the outer wall of the bottom of the piston rod (27) is provided with a cavity (28), and a spherical ball (29) is embedded inside the cavity (28), the diameter of the spherical ball (29) is matched with the diameter of the inner wall of the cavity (28).
5. The detection mechanism for the apparent defect of the civil engineering structure as defined in claim 1, wherein the liquid level observation tube (26) has a tubular diameter decreasing from bottom to top, and the outer wall of the top side of the liquid level observation tube (26) is provided with scale marks, the liquid level observation tube (26) is transparent and tubular, and the liquid level observation tube (26) is filled with a colored liquid.
6. The mechanism for detecting the apparent defect of the civil engineering structure as claimed in claim 1, wherein the protection box body (30) is welded with a push handle (32) on one side of the outer wall, and a non-slip mat is adhered on the middle outer wall of the push handle (32), and the non-slip mat is provided with non-slip threads on the outer wall.
7. The detection mechanism for the apparent defects of the civil engineering structure as defined in claim 3, wherein a controller (33) is installed on the outer wall of one side of the protective box body (30), the controller (33) is connected with the micro servo motor (7), the driving motor (9), the suction fan (14), the corner cylinder (18), the first camera (20), the second camera (21) and the light supplement lamp (22) through signal lines, and the controller (33) is connected with an external power supply through lead wires.
8. A mechanism for detecting apparent defects in civil engineering structures according to claim 1, characterised in that the first toothed wheel (5) is located below the second toothed wheel (6) and in that the number of active teeth of the first toothed wheel (5) is the same as the number of active teeth of the second toothed wheel (6).
CN202110934659.4A 2021-08-16 2021-08-16 Detection mechanism for apparent defects of civil engineering structure Withdrawn CN113884494A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110934659.4A CN113884494A (en) 2021-08-16 2021-08-16 Detection mechanism for apparent defects of civil engineering structure

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Application Number Priority Date Filing Date Title
CN202110934659.4A CN113884494A (en) 2021-08-16 2021-08-16 Detection mechanism for apparent defects of civil engineering structure

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Publication Number Publication Date
CN113884494A true CN113884494A (en) 2022-01-04

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CN202110934659.4A Withdrawn CN113884494A (en) 2021-08-16 2021-08-16 Detection mechanism for apparent defects of civil engineering structure

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114252048A (en) * 2022-03-01 2022-03-29 山东兰图地理信息工程有限公司 Land form flatness measuring device for territory space planning
CN114277682A (en) * 2022-01-25 2022-04-05 商洛学院 Civil engineering's road and bridge self-propelled survey device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114277682A (en) * 2022-01-25 2022-04-05 商洛学院 Civil engineering's road and bridge self-propelled survey device
CN114277682B (en) * 2022-01-25 2024-08-13 商洛学院 Road and bridge self-propelled survey device for civil engineering
CN114252048A (en) * 2022-03-01 2022-03-29 山东兰图地理信息工程有限公司 Land form flatness measuring device for territory space planning
CN114252048B (en) * 2022-03-01 2022-05-10 山东兰图地理信息工程有限公司 Land form flatness measuring device for territory space planning

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Application publication date: 20220104