CN212674836U - Nondestructive testing equipment for internal cracks of bridge - Google Patents
Nondestructive testing equipment for internal cracks of bridge Download PDFInfo
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- CN212674836U CN212674836U CN202020317471.6U CN202020317471U CN212674836U CN 212674836 U CN212674836 U CN 212674836U CN 202020317471 U CN202020317471 U CN 202020317471U CN 212674836 U CN212674836 U CN 212674836U
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Abstract
The utility model is suitable for the technical field of nondestructive testing, and provides a nondestructive testing device for internal cracks of bridges, which comprises two symmetrically arranged supporting plates, wherein the two supporting plates are connected through a connecting plate, and the bottoms of the supporting plates are provided with pulleys; the upper surfaces of the two supporting plates are both fixed with supporting upright posts, and a height adjusting mechanism is arranged between the two supporting upright posts; the height adjusting mechanism comprises a lifting plate, a translation detecting mechanism is arranged at the bottom of the lifting plate, and the translation detecting mechanism comprises an ultrasonic transmitting end. The utility model discloses can detect the inside crack of bridge and defect, can not only the condition of real-time detection bridge, can also not influence the normal use of bridge, cooperation height adjustment mechanism and translation detection mechanism can adjust the height of ultrasonic emission end and bridge body, reach the best detection effect, utilize the pulley of bottom to detect bridge body whole simultaneously.
Description
Technical Field
The utility model belongs to the technical field of nondestructive test, especially, relate to a bridge inside crack nondestructive test equipment.
Background
The bridge is a structure erected on rivers, lakes and seas to enable vehicles, pedestrians and the like to pass through smoothly, generally comprises an upper structure, a lower structure, a support and an attached structure, and is required to be detected regularly in order to ensure that the bridge can pass through smoothly, avoid accidents such as collapse and the like and ensure the personal safety of passers.
When detecting the bridge, ordinary detection instrument can only detect the crack and the defect on bridge surface, and can not explore to bridge inner structure's anomaly and defect, if the inner structure of bridge the huge potential safety hazard can appear in the defect appearing, endangers personal safety.
Based on the above technical problems, it is urgently needed to provide a nondestructive testing device, which can detect cracks and the like in the bridge without damaging or affecting the service performance of the bridge and damaging the internal structure of the bridge.
Disclosure of Invention
An object of the utility model is to provide a bridge inside crack nondestructive test equipment to can only detect bridge surface crack among the solution prior art, to the problem that the crack of bridge inside and defect can't be probed.
The embodiment of the utility model provides a so realized, a nondestructive test equipment of bridge internal crack, nondestructive test equipment includes two symmetrical backup pads, is connected through the connecting plate between two backup pads, the bottom of backup pad is installed the pulley; the upper surfaces of the two supporting plates are both fixed with supporting upright posts, and a height adjusting mechanism is arranged between the two supporting upright posts; the height adjusting mechanism comprises a lifting plate, a translation detecting mechanism is arranged at the bottom of the lifting plate, and the translation detecting mechanism comprises an ultrasonic transmitting end.
As a further aspect of the present invention: the height adjusting mechanism comprises a first motor arranged on the outer side of the supporting plate, an output shaft of the first motor is rotatably arranged in a cavity in the connecting plate, two first bevel gears are fixedly sleeved on the output shaft, second bevel gears continuously meshed with the two first bevel gears are arranged above the two first bevel gears, a first rotating shaft is fixedly arranged in the second bevel gears, and the first rotating shaft is rotatably arranged in a hollow groove formed in the supporting upright post;
a first sliding block is installed on the first rotating shaft in a threaded connection mode, and two sides of the lifting plate are fixedly connected with the first sliding block respectively.
As a further aspect of the present invention: the limiting groove is formed in the front side wall of the supporting stand column, the lifting plate is close to one side of the front side wall of the supporting stand column and is fixedly provided with a limiting block, and the limiting block is slidably mounted inside the limiting groove.
As a further aspect of the present invention: the translation detection mechanism is including installing second motor on the lifter plate lateral wall, the output of second motor passes through the shaft coupling and is connected with second pivot drive, install the second slider with threaded connection mode in the second pivot, the ultrasonic wave transmitting terminal is installed to the bottom of second slider.
As a further aspect of the present invention: the upper surface mounting of lifter plate has the remote communication module, the remote communication module is connected with the ultrasonic wave transmitting terminal.
Compared with the prior art, the beneficial effects of the utility model are that: this inside crack nondestructive test equipment of bridge utilizes the ultrasonic emission end to reach nondestructive test's purpose, can detect the inside crack of bridge and defect, can not only the condition of real-time detection bridge, can also not influence the normal use of bridge, cooperate high guiding mechanism and translation detection mechanism simultaneously, can adjust the height of ultrasonic emission end and bridge body, reach the best detection effect, utilize the pulley of bottom to detect bridge body whole simultaneously, avoided detecting the dead angle, the detection efficiency is improved.
Drawings
In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
FIG. 1 is a schematic structural diagram of a nondestructive testing device for internal cracks of a bridge.
FIG. 2 is a front cross-sectional view of a height adjustment mechanism in the nondestructive testing apparatus for internal cracks of a bridge.
FIG. 3 is a front cross-sectional view of a translation detection mechanism in the nondestructive testing device for internal cracks of a bridge.
In the figure: 1-supporting plate, 2-connecting plate, 3-pulley, 4-supporting upright post, 5-empty groove, 6-first motor, 7-output shaft, 8-first bevel gear, 9-second bevel gear, 10-first rotating shaft, 11-first sliding block, 12-lifting plate, 13-limiting groove, 14-limiting block, 15-second motor, 16-second rotating shaft, 17-second sliding block, 18-ultrasonic transmitting end and 19-remote communication module.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following detailed description is provided for the specific embodiments of the present invention.
Example 1
As shown in fig. 1, an embodiment of the present invention provides a nondestructive testing device for internal cracks of a bridge, the nondestructive testing device includes two symmetrically arranged supporting plates 1, the two supporting plates 1 are connected through a connecting plate 2, and a pulley 3 is installed at the bottom of the supporting plate 1; the upper surfaces of the two supporting plates 1 are both fixed with supporting upright columns 4, and a height adjusting mechanism is arranged between the two supporting upright columns 4; the height adjusting mechanism comprises a lifting plate 12, and a translation detecting mechanism is arranged at the bottom of the lifting plate 12 and comprises an ultrasonic transmitting end 18.
This inside crack nondestructive test equipment of bridge utilizes ultrasonic emission end 18 to reach nondestructive test's purpose, can detect the inside crack and the defect of bridge, can not only the condition of real-time detection bridge, can also not influence the normal use of bridge, cooperate high guiding mechanism and translation detection mechanism simultaneously, can adjust the height of ultrasonic emission end 18 and bridge body, reach the best detection effect, utilize the pulley 3 of bottom to detect the bridge body is whole simultaneously, the dead angle has been avoided detecting, the detection efficiency is improved.
When the nondestructive testing device is used, the pulley 3 is utilized to drive the nondestructive testing device to move to a bridge, the height adjusting mechanism is started to adjust the height of the lifting plate 12 after the area needing to be tested is selected, so that the distance between the ultrasonic transmitting end 18 at the bottom of the lifting plate 12 and the bridge to be tested is adjusted, then the translation detecting mechanism is started to drive the ultrasonic transmitting end 18 to translate at a constant speed above the bridge until an ultrasonic reflection signal is obtained, and the problems of cracks and defects of the internal structure of the bridge can be solved.
As shown in fig. 2, in the embodiment of the present invention, the height adjusting mechanism includes a first motor 6 installed outside the supporting plate 1, an output shaft 7 of the first motor 6 is rotatably installed in the cavity inside the connecting plate 2, two first bevel gears 8 are fixedly sleeved on the output shaft 7, a second bevel gear 9 continuously engaged with the two first bevel gears 8 is arranged above the two first bevel gears 8, a first rotating shaft 10 is fixed in the second bevel gear 9, and the first rotating shaft 10 is rotatably installed in an empty slot 5 formed in the supporting column 4; a first sliding block 11 is installed on the first rotating shaft 10 in a threaded connection mode, and two sides of the lifting plate 12 are fixedly connected with the first sliding block 11 respectively.
When the nondestructive test is needed, the first motor 6 is started, the output shaft 7 is controlled to rotate by the first motor 6, two first bevel gears 8 can be controlled to rotate at the same direction and the same speed, the second bevel gear 9 is driven to rotate, the first rotating shaft 10 rotates in the empty slot 5 of the supporting upright post 4, the first sliding block 11 can be driven to lift in the empty slot 5, the lifting plate 12 can be driven to lift through the first sliding block 11, and the stability of the lifting plate 12 during lifting can be improved under the action of the two sets of first rotating shafts 10 and the first sliding block 11.
Furthermore, a limiting groove 13 is formed in the front side wall of the supporting upright post 4, a limiting block 14 is fixed to one side of the lifting plate 12 close to the front side wall of the supporting upright post 4, and the limiting block 14 is slidably mounted inside the limiting groove 13.
In order to further improve the stabilizing effect of the lifting plate 12 during lifting and prevent the first sliding block 11 from deflecting when the first rotating shaft 10 rotates to move linearly, the movement of the lifting plate 12 is limited by the cooperation of the limiting groove 13 and the limiting block 14, and the lifting plate 12 can only move linearly.
As shown in fig. 3, in the embodiment of the present invention, the translation detection mechanism includes a second motor 15 installed on the outer side wall of the lifting plate 12, the output end of the second motor 15 is drivingly connected with a second rotating shaft 16 through a coupler, a second slider 17 is installed on the second rotating shaft 16 in a threaded connection manner, and an ultrasonic wave emitting end 18 is installed at the bottom of the second slider 17.
After the height adjustment mechanism is adjusted the height of ultrasonic emission end 18 and bridge, utilize ultrasonic emission end 18 to pass through couplant transmission ultrasonic wave to the bridge, the ultrasonic wave meets different interfaces and will have different transmitting signal when the bridge is inside to be propagated, utilize the time difference of different transmitting signal transmission to ultrasonic emission end 18, can inspect the inside defect of bridge, start second motor 15, second motor 15 drives second pivot 16 and rotates, thereby it controls to remove to drive the second slider 17 in the second pivot 16, thereby can carry out omnidirectional detection to selected region.
Example 2
As shown in fig. 1, in another embodiment of the present invention, a remote communication module 19 is installed on the upper surface of the lifting plate 12, and the remote communication module 19 is connected to the ultrasonic transmitter 18.
Ultrasonic waves are transmitted to the bridge through the ultrasonic transmitting end 18, the ultrasonic waves are transmitted to the central processing unit through the remote communication module 19, the height, the position and the like of a transmitting signal are displayed on the display assembly through the central processing unit, the size of a defect can be judged, and a detector can conveniently and visually check the defect problem in the bridge.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The nondestructive testing equipment for the internal cracks of the bridge is characterized by comprising two symmetrically arranged supporting plates (1), wherein the two supporting plates (1) are connected through a connecting plate (2), and pulleys (3) are mounted at the bottoms of the supporting plates (1); the upper surfaces of the two supporting plates (1) are both fixed with supporting upright columns (4), and a height adjusting mechanism is arranged between the two supporting upright columns (4); the height adjusting mechanism comprises a lifting plate (12), a translation detecting mechanism is arranged at the bottom of the lifting plate (12), and the translation detecting mechanism comprises an ultrasonic transmitting end (18).
2. The nondestructive testing device for the internal crack of the bridge according to claim 1, wherein the height adjusting mechanism comprises a first motor (6) installed outside the supporting plate (1), an output shaft (7) of the first motor (6) is rotatably installed in a cavity inside the connecting plate (2), two first bevel gears (8) are fixedly sleeved on the output shaft (7), a second bevel gear (9) continuously engaged with the two first bevel gears (8) is arranged above the two first bevel gears (8), a first rotating shaft (10) is fixed in the second bevel gear (9), and the first rotating shaft (10) is rotatably installed in a hollow groove (5) formed in the supporting column (4); a first sliding block (11) is installed on the first rotating shaft (10) in a threaded connection mode, and two sides of the lifting plate (12) are fixedly connected with the first sliding block (11) respectively.
3. The nondestructive testing equipment for internal cracks of a bridge according to claim 2, wherein a limiting groove (13) is formed on the front side wall of the supporting column (4), a limiting block (14) is fixed on one side of the lifting plate (12) close to the front side wall of the supporting column (4), and the limiting block (14) is slidably mounted inside the limiting groove (13).
4. The nondestructive testing device for the internal crack of the bridge according to claim 1, wherein the translation detection mechanism comprises a second motor (15) installed on the outer side wall of the lifting plate (12), the output end of the second motor (15) is in driving connection with a second rotating shaft (16) through a coupler, a second sliding block (17) is installed on the second rotating shaft (16) in a threaded connection manner, and an ultrasonic emission end (18) is installed at the bottom of the second sliding block (17).
5. The nondestructive testing device for internal cracks of a bridge according to claim 4, wherein the upper surface of the lifting plate (12) is provided with a remote communication module (19), and the remote communication module (19) is connected with the ultrasonic transmitting terminal (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020317471.6U CN212674836U (en) | 2020-03-15 | 2020-03-15 | Nondestructive testing equipment for internal cracks of bridge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020317471.6U CN212674836U (en) | 2020-03-15 | 2020-03-15 | Nondestructive testing equipment for internal cracks of bridge |
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| CN212674836U true CN212674836U (en) | 2021-03-09 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111257424A (en) * | 2020-03-15 | 2020-06-09 | 广西壮族自治区特种设备检验研究院 | Nondestructive testing equipment for internal cracks of bridge |
| CN117871682A (en) * | 2024-03-11 | 2024-04-12 | 华中科技大学 | Detection equipment for detecting bridge defects by ultrasonic rebound technology |
-
2020
- 2020-03-15 CN CN202020317471.6U patent/CN212674836U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111257424A (en) * | 2020-03-15 | 2020-06-09 | 广西壮族自治区特种设备检验研究院 | Nondestructive testing equipment for internal cracks of bridge |
| CN117871682A (en) * | 2024-03-11 | 2024-04-12 | 华中科技大学 | Detection equipment for detecting bridge defects by ultrasonic rebound technology |
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