CN111609289A - Bridge crack detection device - Google Patents
Bridge crack detection device Download PDFInfo
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- CN111609289A CN111609289A CN202010516309.1A CN202010516309A CN111609289A CN 111609289 A CN111609289 A CN 111609289A CN 202010516309 A CN202010516309 A CN 202010516309A CN 111609289 A CN111609289 A CN 111609289A
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- 238000001514 detection method Methods 0.000 title claims abstract description 73
- 238000009434 installation Methods 0.000 claims abstract description 33
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 3
- 239000010962 carbon steel Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims 1
- 230000001360 synchronised effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/42—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels
- F16M11/425—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels along guiding means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/2007—Undercarriages with or without wheels comprising means allowing pivoting adjustment
- F16M11/2021—Undercarriages with or without wheels comprising means allowing pivoting adjustment around a horizontal axis
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/9515—Objects of complex shape, e.g. examined with use of a surface follower device
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/9515—Objects of complex shape, e.g. examined with use of a surface follower device
- G01N2021/9518—Objects of complex shape, e.g. examined with use of a surface follower device using a surface follower, e.g. robot
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a bridge crack detection device which comprises a machine body, wherein a driving device is arranged on one side of the machine body, a cavity is formed in the machine body, an adjusting device is arranged in the cavity, an installation block is fixed at the upper end of the machine body, a support arm is arranged at the upper end of the installation block, a clamping device is arranged on one side of the support arm, the lower end of the support arm is rotatably connected with a mounting plate, a first electric telescopic rod is rotatably connected to one side of the support arm, one side of the first electric telescopic rod is rotatably connected to one side of the upper end of the mounting plate, a bearing plate is arranged on one side of the upper end of the mounting plate, and a. The crack detection device solves the problem of poor stability of the existing crack detection device, can also walk according to detection requirements during detection, improves the detection efficiency, reduces the detection times, saves the cost, is convenient to disassemble, transport and assemble through bolts, saves time and labor, and is convenient to use.
Description
Technical Field
The invention relates to the technical field of bridge detection, in particular to a bridge crack detection device.
Background
Along with the construction of high-speed, heavy haul railways and urban rail transit, the construction of prefabricated bridges is towards the development of large span, heavy tonnage and large load, the quality problem of the bridges is particularly prominent, the bridges are one of traffic key roads, and a plurality of large cities need the bridges to relieve traffic pressure and use the bridges to realize vehicle shunting. The bridge is built through urban planning, and the larger the bridge plays, the larger the load borne by the bridge.
The detection of the bridge is an important basis for ensuring the normal use and maintenance and reinforcement of the bridge. The bridge detection aims to master the technical condition and the safety condition of the bridge at any time. Through the nondestructive test to the bridge, the damage condition and the degree of bridge are diagnosed, reliability, durability and bearing capacity of bridge are evaluated, however, the existing bridge detection device is poor in stability, cannot walk according to the detection requirement during detection, and therefore detection efficiency is low, the existing detection device is large in size and inconvenient to transport and assemble, cost is increased, and therefore the bridge crack detection device is provided for solving the problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a bridge crack detection device.
In order to achieve the purpose, the invention adopts the following technical scheme:
a bridge crack detection device comprises a machine body, wherein a driving device is arranged on one side of the machine body, a cavity is arranged in the machine body, an adjusting device is arranged in the cavity, an installation block is fixed at the upper end of the machine body, a supporting arm is arranged at the upper end of the installation block, one side of the supporting arm is provided with a clamping device, the lower end of the supporting arm is rotatably connected with a mounting plate, one side of the supporting arm is rotatably connected with a first electric telescopic rod, one side of the first electric telescopic rod is rotatably connected with one side of the upper end of the mounting plate, a bearing plate is arranged on one side of the upper end of the mounting plate, a T-shaped sliding block is arranged on the upper end of the mounting plate, the bearing plate is provided with a T-shaped chute corresponding to the T-shaped slide block, the upper end of the bearing plate is provided with a plurality of detection cameras at equal intervals, a supporting plate is fixed on one side of the machine body, and first rollers are mounted on two sides of the lower end of the supporting plate.
Preferably, the clamping device comprises an installation box fixed on one side of the support arm, a first servo motor is arranged in the installation box, an installation cavity is arranged in the support arm, a first screw rod is fixed at the tail end of an output shaft of the first servo motor, one end of the first screw rod sequentially penetrates through the installation box and the support arm and extends into the installation cavity, one end of the first screw rod is rotatably connected to the bottom in the installation cavity, two clamping blocks are arranged on the first screw rod, a left spiral and a right spiral are respectively arranged at two ends of the first screw rod, one clamping block is sleeved on the left spiral of the first screw rod in a threaded manner, the other clamping block is sleeved on the right spiral of the first screw rod in a threaded manner, a chute is arranged on one side wall in the installation cavity, two sliding blocks are arranged in the chute, one ends of the two sliding blocks are respectively fixed on one side of the two clamping blocks, and a first opening is arranged on, the one end of two grip blocks all runs through first opening and extends to one side of support arm, and the second rotates the wheel all is installed to one side of two grip blocks.
Preferably, drive arrangement is including fixing the first protection box in the backup pad upper end, install second servo motor in the first protection box, second servo motor's output shaft end is fixed with the connecting rod, the one end of connecting rod runs through the lateral wall of first protection box and organism respectively and rotates and connect on the one end lateral wall in the cavity, be fixed with first sprocket on the connecting rod, the second gyro wheel is all installed in the lower extreme four corners of organism, and two second gyro wheels with one side are a set of, are fixed with the dwang between two second gyro wheels of same set of, all are fixed with the corresponding second sprocket of first sprocket on two dwangs, connect through chain drive between first sprocket and two second sprockets.
Preferably, the adjusting device includes a second protection box fixed on one side of the machine body, a third servo motor is installed in the second protection box, an output shaft of the third servo motor penetrates through the second protection box and the side wall of the machine body and extends into the cavity, a second screw rod is fixed at the tail end of the output shaft of the third servo motor, a moving block is sleeved on the second screw rod in a threaded manner, a second opening corresponding to the moving block is formed in the side wall of one end in the cavity, one end of the moving block penetrates through the second opening and extends to one side of the machine body, and a first rotating wheel is installed on one side of the moving block.
Preferably, one side of mounting panel is equipped with the recess, install second electric telescopic handle on the one end lateral wall in the recess, one side at the loading board is fixed to second electric telescopic handle's one end.
Preferably, the upper end of the mounting block is provided with four threaded blind holes, the upper end of the support arm is provided with four bolts, and the lower ends of the four bolts penetrate through the side wall of the support arm and respectively extend into the four threaded blind holes.
Preferably, the number of the detection cameras is one.
Preferably, a reinforcing rib is fixed on one side of the supporting arm.
Preferably, the support arm is arranged in an L shape.
Preferably, the first chain wheel and the second chain wheel are both made of carbon steel.
Compared with the prior art, the invention has the beneficial effects that:
1. through the matching of the clamping device, the machine body, the adjusting device and the supporting arm, the first rotating wheel and the second rotating wheel are used for clamping and abutting, the problem of poor stability of the conventional crack detection device is solved, the stability of the detection device is improved, the detection quality is improved, the detection times are saved, the cost is reduced, and the use is convenient;
2. the driving device is used for walking through the matching among the driving device, the supporting arm, the first electric telescopic rod, the second electric telescopic rod and the bearing plate, the detection angle is conveniently adjusted by utilizing the first electric telescopic rod, the problem that the existing crack detection device is low in detection efficiency is solved, the purpose of improving the detection efficiency is realized, and the detection time is greatly shortened;
3. through the matching of the mounting block, the bolt, the support arm and the mounting plate, the support arm is convenient to disassemble and assemble by using the bolt, the problem that the existing detection device is large in size and inconvenient to assemble and transport is solved, the transportation cost is reduced, and the use is convenient;
in conclusion, the crack detection device disclosed by the invention not only solves the problem of poor stability of the existing crack detection device, but also can walk according to detection requirements during detection, so that the detection efficiency is improved, the detection times are reduced, the cost is saved, and the crack detection device is convenient to disassemble, transport and assemble through bolts, time-saving, labor-saving and convenient to use.
Drawings
FIG. 1 is a schematic external structural view of a bridge crack detection device according to the present invention;
FIG. 2 is a schematic view of an internal structure of a bridge crack detection device according to the present invention;
FIG. 3 is a schematic structural diagram of a first sprocket of the bridge crack detection device according to the present invention;
FIG. 4 is an enlarged view of the position A of the bridge crack detection device provided by the invention;
FIG. 5 is an enlarged view of a crack detection device of a bridge according to the present invention at the position B;
FIG. 6 is a schematic structural diagram of a bearing plate of the bridge crack detection device according to the present invention;
fig. 7 is a schematic structural diagram of an installation block of a bridge crack detection device provided by the invention.
In the figure: the device comprises a machine body 1, a first roller 2, a support plate 3, a first protection box 4, a second protection box 5, a mounting block 6, a bolt 7, a mounting box 8, a support arm 9, a reinforcing rib 10, a first electric telescopic rod 11, a first rotating wheel 12, a clamping block 13, a second rotating wheel 14, a mounting plate 15, a detection camera 16, a slide block 17T, a rotating rod 18, a first servo motor 19, a second electric telescopic rod 20, a connecting rod 21, a second servo motor 22, a third servo motor 23, a chain 24, a first chain wheel 25, a second roller 26, a first screw 27, a first opening 28, a slide block 29, a sliding groove 30, a second opening 31, a second screw 32, a moving block 33, a T-shaped sliding groove 34, a bearing plate 35 and a threaded blind hole 36.
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.
Referring to fig. 1-7, a bridge crack detection device, comprising a machine body 1, a driving device is arranged on one side of the machine body 1, a cavity is arranged in the machine body 1, an adjusting device is arranged in the cavity, an installation block 6 is fixed on the upper end of the machine body 1 for convenient disassembly and transportation, a support arm 9 is arranged on the upper end of the installation block 6, a reinforcing rib 10 is fixed on one side of the support arm 9, the support arm 9 is in an L-shaped arrangement, a clamping device is arranged on one side of the support arm 9, a mounting plate 15 is rotatably connected to the lower end of the support arm 9 for convenient angle adjustment according to the bottom of a bridge, a first electric telescopic rod 11 is rotatably connected to one side of the support arm 9, one side of the first electric telescopic rod 11 is rotatably connected to one side of the upper end of the mounting plate 15, when detection is needed, the first electric telescopic rod 11 is used, therefore, the detection camera 16 is driven to move, the first electric telescopic rod 11 is used for conveniently adjusting the angle when the crack is detected, and the detection efficiency is improved;
a bearing plate 35 is arranged on one side of the upper end of the mounting plate 15, a T-shaped slider 17 is arranged on the upper end of the mounting plate 15, resistance in moving is reduced, T-shaped chutes 34 corresponding to the T-shaped sliders 17 are formed in the bearing plate 35, a plurality of detection cameras 16 are arranged on the upper end of the bearing plate 35 at equal intervals, bridge rapid detection can be performed, the number of the detection cameras 16 is 8-12, a groove is formed in one side of the mounting plate 15, a second electric telescopic rod 20 is installed on the side wall of one end in the groove, the bearing plate 35 is conveniently pushed to move through the second electric telescopic rod 20, one end of the second electric telescopic rod 20 is fixed on one side of the bearing plate 35, the bearing plate 35 and the detection cameras 16 are pushed to move through the second electric telescopic rod 20;
one side of organism 1 is fixed with backup pad 3, and first gyro wheel 2 is all installed to the lower extreme both sides of backup pad 3, and the convenient removal, the upper end of installation piece 6 are equipped with four screw thread blind holes 36, and the upper end of support arm 9 is equipped with four bolts 7, and the lower extreme of four bolts 7 runs through the lateral wall of support arm 9 and extends to respectively in four screw thread blind holes 36, through dismantling the setting, easy to assemble and transportation, the cost is reduced.
In the invention, the clamping device comprises an installation box 8 fixed on one side of a supporting arm 9, a first servo motor 19 is arranged in the installation box 8 and provides stable power, an installation cavity is arranged in the supporting arm 9, a first screw 27 is fixed at the tail end of an output shaft of the first servo motor 19, one end of the first screw 27 sequentially penetrates through the installation box 8 and the supporting arm 9 and extends into the installation cavity, one end of the first screw 27 is rotatably connected to the bottom in the installation cavity, two clamping blocks 13 are arranged on the first screw 27, a left screw and a right screw are respectively arranged at two ends of the first screw 27, one clamping block 13 is in threaded sleeve joint on the left screw of the first screw 27, the other clamping block 13 is in threaded sleeve joint on the right screw of the first screw 27, so as to conveniently clamp a bridge,
be equipped with spout 30 on the one end lateral wall in the installation cavity, install two slider 29 in the spout 30, resistance when having reduced the removal, one side at two grip blocks 13 is fixed respectively to the one end of two slider 29, be equipped with first opening 28 on two one end lateral walls in the installation cavity, one side that first opening 28 and support arm 9 are all run through to the one end of two grip blocks 13, second rotation wheel 14 is all installed to one side of two grip blocks 13, use first servo motor 19 to drive first screw rod 27 and rotate, thereby drive two grip blocks 13 and carry out the phase displacement through slider 29, then drive two second rotation wheels 14 and contradict respectively at the upper and lower both ends of bridge floor, rotate the upper and lower border of wheel 14 convenience to the bridge through the second and contradict and the centre gripping, stability is improved.
In the invention, the driving device comprises a first protection box 4 fixed at the upper end of a support plate 3, a second servo motor 22 is arranged in the first protection box 4 and can rotate forwards and backwards, a connecting rod 21 is fixed at the tail end of an output shaft of the second servo motor 22, one end of the connecting rod 21 penetrates through the side walls of the first protection box 4 and the machine body 1 respectively and is rotatably connected to the side wall at one end in the cavity, the machine body 1 is driven to stably move through the second servo motor 22, and bridge detection is convenient;
be fixed with first sprocket 25 on connecting rod 21, second gyro wheel 26 is all installed in the lower extreme four corners of organism 1, convenient synchronous walking, two second gyro wheels 26 with one side are a set of, be fixed with dwang 18 between two second gyro wheels 26 with a set of, all be fixed with the corresponding second sprocket of first sprocket 25 on two dwang 18, connect through 24 transmissions of chain between first sprocket 25 and the two second sprockets, first sprocket 25 and second sprocket all adopt the carbon steel to make, when needs walk, use second servo motor 22 to drive first sprocket 25 and rotate, thereby drive two synchronous rotations of second sprocket through chain 24, then drive four second gyro wheels 26 and rotate simultaneously, detection efficiency is improved, drive first sprocket 25 and two synchronous rotations of second sprocket through chain 24, walking that can be stable when having realized detecting.
The adjusting device comprises a second protection box 5 fixed on one side of the machine body 1, a third servo motor 23 is installed in the second protection box 5 and can rotate forwards and backwards, an output shaft of the third servo motor 23 penetrates through the second protection box 5 and the side wall of the machine body 1 and extends into a cavity, a second screw 32 is fixed at the tail end of the output shaft of the third servo motor 23, a moving block 33 is sleeved on the second screw 32 in a threaded manner, a second opening 31 corresponding to the moving block 33 is arranged on the side wall of one end in the cavity, one end of the moving block 33 penetrates through the second opening 31 and extends to one side of the machine body 1, a first rotating wheel 12 is installed on one side of the moving block 33, the third servo motor 23 is used for driving the second screw 32 to rotate, the moving block 33 is driven to move to one side of the machine body 1 through the second opening 31, then the first rotating wheel 12 is driven to abut against one side of the bridge, and the first rotating, again improving the stability during detection.
In the invention, when in use, the machine body 1 is placed on a bridge floor to be detected, the supporting arms 9 are arranged at the upper ends of the mounting blocks 6 by using the four bolts 7, the first servo motor 19 is used for driving the first screw 27 to rotate, so as to drive the two clamping blocks 13 to move oppositely through the sliding block 29, further the two second rotating wheels 14 are driven to respectively abut against the upper end and the lower end of the bridge floor, the third servo motor 23 is used for driving the second screw 32 to rotate, further the moving block 33 is driven to penetrate through the second opening 31 to move to one side of the machine body 1, further the first rotating wheel 12 is driven to abut against one side of a bridge, the stability is improved, when in detection is required, the first electric telescopic rod 11 is used for pushing one side of the mounting plate 15, so as to conveniently adjust the detection angle, and the second electric telescopic rod 20 is used for pushing the bearing plate 35 to move, when needing to walk, use second servo motor 22 to drive first sprocket 25 and rotate to drive two second sprocket synchronous rotations through chain 24, then drive four second gyro wheels 26 and rotate simultaneously, improved detection efficiency, saved the cost, facilitate the use.
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 (10)
1. The utility model provides a bridge crack detection device, includes organism (1), its characterized in that: one side of the machine body (1) is provided with a driving device, a cavity is arranged in the machine body (1), an adjusting device is arranged in the cavity, an installation block (6) is fixed at the upper end of the machine body (1), a supporting arm (9) is arranged at the upper end of the installation block (6), a clamping device is arranged at one side of the supporting arm (9), a mounting plate (15) is connected to the lower end of the supporting arm (9) in a rotating manner, a first electric telescopic rod (11) is connected to one side of the supporting arm (9) in a rotating manner, one side of the first electric telescopic rod (11) is connected to one side of the upper end of the mounting plate (15) in a rotating manner, a bearing plate (35) is arranged at one side of the upper end of the mounting plate (15), a T-shaped sliding block (17) is arranged at the upper end of the mounting plate (15), T-shaped sliding grooves (34) corresponding to the T-shaped sliding, one side of organism (1) is fixed with backup pad (3), first gyro wheel (2) are all installed to the lower extreme both sides of backup pad (3).
2. The bridge crack detection device according to claim 1, wherein the clamping device comprises an installation box (8) fixed on one side of a support arm (9), a first servo motor (19) is arranged in the installation box (8), an installation cavity is arranged in the support arm (9), a first screw (27) is fixed at the tail end of an output shaft of the first servo motor (19), one end of the first screw (27) sequentially penetrates through the installation box (8) and the support arm (9) and extends into the installation cavity, one end of the first screw (27) is rotatably connected to the bottom in the installation cavity, two clamping blocks (13) are arranged on the first screw (27), two ends of the first screw (27) are respectively provided with a left spiral and a right spiral, one clamping block (13) is in threaded sleeve connection with the left spiral of the first screw (27), the other clamping block (13) is in threaded sleeve connection with the right spiral of the first screw (27), be equipped with spout (30) on the one end lateral wall in the installation cavity, install two slider (29) in spout (30), the one end of two slider (29) is fixed respectively in one side of two grip blocks (13), be equipped with first opening (28) on two one end lateral walls in the installation cavity, the one end of two grip blocks (13) all runs through first opening (28) and extends to one side of support arm (9), and second rotation wheel (14) are all installed to one side of two grip blocks (13).
3. The bridge crack detection device according to claim 1, wherein the driving device comprises a first protection box (4) fixed on the upper end of the support plate (3), a second servo motor (22) is installed in the first protection box (4), a connecting rod (21) is fixed at the tail end of an output shaft of the second servo motor (22), one end of the connecting rod (21) penetrates through the side walls of the first protection box (4) and the machine body (1) respectively and is rotatably connected to the side wall at one end in the cavity, a first chain wheel (25) is fixed on the connecting rod (21), second rollers (26) are installed at four corners of the lower end of the machine body (1), two second rollers (26) on the same side form a group, a rotating rod (18) is fixed between the two second rollers (26) in the same group, and second chain wheels corresponding to the first chain wheel (25) are fixed on the two rotating rods (18), the first chain wheel (25) is in transmission connection with the two second chain wheels through a chain (24).
4. A bridge crack detection device according to claim 1, characterized in that the adjusting device comprises a second protective box (5) fixed on one side of the machine body (1), a third servo motor (23) is arranged in the second protection box (5), an output shaft of the third servo motor (23) penetrates through the second protection box (5) and the side wall of the machine body (1) and extends into the cavity, a second screw (32) is fixed at the tail end of the output shaft of the third servo motor (23), a moving block (33) is sleeved on the second screw (32) in a threaded manner, a second opening (31) corresponding to the moving block (33) is arranged on the side wall of one end in the cavity, one end of the moving block (33) penetrates through the second opening (31) and extends to one side of the machine body (1), and a first rotating wheel (12) is mounted on one side of the moving block (33).
5. The bridge crack detection device according to claim 1, wherein a groove is formed in one side of the mounting plate (15), a second electric telescopic rod (20) is mounted on a side wall of one end in the groove, and one end of the second electric telescopic rod (20) is fixed to one side of the bearing plate (35).
6. The bridge crack detection device according to claim 1, wherein the upper end of the mounting block (6) is provided with four blind threaded holes (36), the upper end of the support arm (9) is provided with four bolts (7), and the lower ends of the four bolts (7) penetrate through the side wall of the support arm (9) and respectively extend into the four blind threaded holes (36).
7. The bridge crack detection device according to claim 1, wherein the number of the detection cameras (16) is 8-12.
8. A bridge crack detection device according to claim 1, characterized in that a reinforcing rib (10) is fixed on one side of the supporting arm (9).
9. A bridge crack detection device according to claim 1, characterized in that the supporting arm (9) is arranged in an L-shape.
10. A bridge crack detection device as claimed in claim 3, characterized in that the first chain wheel (25) and the second chain wheel are made of carbon steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010516309.1A CN111609289A (en) | 2020-06-09 | 2020-06-09 | Bridge crack detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010516309.1A CN111609289A (en) | 2020-06-09 | 2020-06-09 | Bridge crack detection device |
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| CN111609289A true CN111609289A (en) | 2020-09-01 |
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| CN202010516309.1A Pending CN111609289A (en) | 2020-06-09 | 2020-06-09 | Bridge crack detection device |
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| CN (1) | CN111609289A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780899A (en) * | 2021-01-19 | 2021-05-11 | 王建业 | Bridge crack detection mechanism fixing device |
Citations (11)
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