CN210603200U - Bridge crack detecting system - Google Patents
Bridge crack detecting system Download PDFInfo
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- CN210603200U CN210603200U CN201921522906.4U CN201921522906U CN210603200U CN 210603200 U CN210603200 U CN 210603200U CN 201921522906 U CN201921522906 U CN 201921522906U CN 210603200 U CN210603200 U CN 210603200U
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Abstract
The utility model discloses a bridge crack detecting system, including flexible arm, the terminal slidable mounting layer board of flexible arm, fixed mounting crack observation mechanism and crack measuring mechanism on the layer board, the inside cooperation installation of crack observation mechanism can the up-and-down motion observe the platform of making a video recording, the inside cooperation installation of crack measuring mechanism can the up-and-down motion measure the platform of making a video recording, the inside mark mechanism that sets up of crack measuring mechanism, this bridge crack detecting system make things convenient for the detection in bridge bottom gap, and need not personnel and get into the bridge bottom, effectively guarantee measurement personnel's operation safety, and guarantee the detection precision in gap.
Description
Technical Field
The utility model relates to a bridge detects technical field, specifically is a bridge crack detecting system.
Background
The bridge is a building erected on rivers, lakes and seas, so that vehicles, pedestrians and the like can smoothly pass through the building. The bridge often deforms under the action of external factors, so that cracking and even damage are caused. The conventional crack mechanism of the bridge structure is quite complex to generate, and is mainly caused by one or more factors, and other factors only play a role in the continuous development or aggravation of cracks. The prior art mainly detects the crack through handheld detector, wastes time and energy, and the crack to bridge lateral wall and bridge bottom surface detects difficult realization or efficiency very low, needs testing personnel to observe to the bridge bottom sometimes, causes the threat to testing personnel personal safety.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a bridge crack detecting system that convenient gap detected bottom the bridge.
In order to realize the above purpose, the utility model provides a bridge crack detecting system, including flexible arm, the terminal slidable mounting layer board of flexible arm, fixed mounting crack observation mechanism and crack measuring mechanism on the layer board, the inside cooperation installation of crack observation mechanism can the up-and-down motion observe the platform of making a video recording, the inside cooperation installation of crack measuring mechanism can the up-and-down motion measure the platform of making a video recording, the inside mark mechanism that sets up of crack measuring mechanism.
As an optimal technical solution of the utility model: the both sides of layer board set up the gyro wheel respectively, gyro wheel and flexible arm roll contact, the inside both sides of flexible arm set up the rack along length direction, the both sides of layer board set up first motor respectively, the output of first motor set up with rack toothing's gear, first motor drive gear revolve, through gear and rack toothing, drive layer board along the arm length direction that stretches out and draws back and slide to drive crack observation mechanism and crack measuring mechanism action.
As an optimal technical solution of the utility model: the crack observation mechanism comprises an outer frame, a lifting plate and a second motor, wherein a vertical lead screw and a horizontal worm are rotatably arranged inside the outer frame, a worm wheel meshed with the worm is coaxially and fixedly arranged outside the lead screw, the worm is connected with an output shaft of the second motor, a lead screw nut meshed with the lead screw is arranged inside the lifting plate, the observation camera is fixedly arranged on the upper surface of the lifting plate, the lead screw is driven by the second motor to rotate, the lifting plate is driven to move up and down, and the observation camera or the measurement camera is close to a detection position.
As an optimal technical solution of the utility model: the crack measuring mechanism is the same as the crack observing mechanism in structure, and a measuring camera platform is fixedly arranged on a lifting plate of the crack measuring mechanism.
As an optimal technical solution of the utility model: observe the platform of making a video recording and include first electron cloud platform, first electron cloud platform top sets up first camera and first light filling lamp, through the effect of first electron cloud platform, makes things convenient for the adjustment of first camera angle.
As an optimal technical solution of the utility model: crack measuring mechanism includes second electron cloud platform, second electron cloud platform top sets up second camera and second light filling lamp, the second electron cloud platform upper surface in the second camera outside sets up laser rangefinder sensor, detects crack measuring mechanism and the distance of the position to be measured through laser rangefinder sensor, and it is supplementary to gap width and length measurement.
As an optimal technical solution of the utility model: the marking mechanism includes vertical telescopic link and the storage rack of arranging, the storage rack is inside to set up unilateral open-ended storage grid along vertical direction, the telescopic link is arranged in storage grid open-ended one side, storage grid just sets up flexible push rod to the inside level of lateral wall of opening one side, the tip of flexible push rod and telescopic link sets up first electro-magnet and second electro-magnet respectively, through placing different letter in storage rack inside, through selecting different letter, makes different marks in bridge gap department.
As an optimal technical solution of the utility model: and the marking mechanism is fixedly installed with a lifting plate of the crack measuring mechanism.
Compared with the prior art, the beneficial effects of the utility model are that: this product can be installed on detecting the car, carries out the gap to the bridge bottom and detects, and in the testing process, the mode through making a video recording carries out the gap to the bridge bottom and detects, has replaced current manual measurement's mode, makes the utility model discloses can cooperate data acquisition and control system, can realize need not personnel to get into, guarantee personnel's safety, and inside crack observation mechanism and crack measurement mechanism can shoot the gap and measure and pass back, and crack observation mechanism and crack measurement mechanism can carry out position control, guarantee the accuracy of testing result, and inside integrated mark mechanism, mark according to the crack type to crack department, make things convenient for later stage to confirm and maintain.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an assembly diagram of the crack observation mechanism, the crack measuring mechanism and the supporting plate of the present invention;
FIG. 3 is a schematic structural view of the crack observing mechanism of the present invention;
FIG. 4 is a front view of the crack observing mechanism of the present invention;
FIG. 5 is a schematic structural view of the crack measuring mechanism of the present invention;
fig. 6 is a cross-sectional view of the marking mechanism of the present invention.
In the figure: the device comprises a telescopic arm 1, a supporting plate 2, a first motor 201, a crack observation mechanism 3, an outer frame 301, a lifting plate 302, an observation camera platform 303, a lead screw 304, a lead screw nut 305, a worm 306, a second motor 307, a crack measurement mechanism 4, a measurement camera platform 401, a laser ranging sensor 402, a marking mechanism 5, a telescopic rod 501, a storage rack 502, a telescopic push rod 503, a first electromagnet 504 and a second electromagnet 505.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides the following technical solutions:
the utility model provides a bridge crack detecting system, includes flexible arm 1, flexible arm 1's terminal slidable mounting layer board 2, fixed mounting crack observation mechanism 3 and crack measuring mechanism 4 on the layer board 2, the observation camera 303 that can up-and-down motion is installed to crack observation mechanism 3 inside cooperation, and the measurement camera 401 that can up-and-down motion is installed to crack measuring mechanism 4 inside cooperation, and crack measuring mechanism 4 is inside to set up marking mechanism 5.
The both sides of layer board 2 set up the gyro wheel respectively, gyro wheel and flexible arm 1 rolling contact, and the inside both sides of flexible arm 1 set up the rack along length direction, and the both sides of layer board 2 set up first motor 201 respectively, and the output of first motor 201 sets up the gear with rack toothing, and first motor 201 drives the gear revolve, through gear and rack toothing, drives layer board 2 and slides along the 1 length direction of flexible arm to drive crack observation mechanism 3 and the action of crack measurement mechanism 4.
The crack observation mechanism 3 comprises an outer frame 301, a lifting plate 302 and a second motor 307, wherein a vertical lead screw 304 and a horizontal worm 306 are rotatably arranged inside the outer frame 301, a worm wheel meshed with the worm 306 is coaxially and fixedly arranged outside the lead screw 304, the worm 306 is connected with an output shaft of the second motor 307, a lead screw nut 305 meshed with the lead screw 304 is arranged inside the lifting plate 302, the observation camera platform 303 is fixedly installed on the upper surface of the lifting plate 302, the lead screw 302 is driven to rotate by the second motor 307, the lifting plate 302 is driven to move up and down, and the observation camera platform 303 or the measurement camera platform 401 is enabled to be close to a detection position.
The crack measuring mechanism 4 has the same structure as the crack observing mechanism 3, and a measuring camera platform 401 is fixedly arranged on a lifting plate of the crack measuring mechanism 4.
Observe camera platform 303 includes the electron cloud platform, and first electron cloud platform top sets up first camera and first light filling lamp, through the effect of first electron cloud platform, makes things convenient for the adjustment of first camera angle.
The marking mechanism 5 is fixedly mounted with the lifting plate of the crack measuring mechanism 4.
The telescopic arm 1 and the electromagnet are of common models in the market, the telescopic push rod 503 and the telescopic rod 501 are preferably electric telescopic rods, the electronic pan tilt is preferably HX-G303 outdoor omnibearing pan tilt sold by Shenzhen Hongyiang science and technology limited company, the camera is preferably a high-definition camera, the laser ranging sensor 402 is preferably GHLM20C laser ranging sensor sold by Wuhan Tuotuo electronics science and technology limited company, and the wiring and control modes of the devices adopt common schemes in the prior art.
The working principle is that a bridge crack detection system is used for crack detection, the tail end of a telescopic arm 1 extends to the outermost side of the bridge bottom, a first camera and a first light supplement lamp are started, the first camera starts to shoot pictures, the telescopic arm 1 continues to extend towards the inner side of the bridge bottom, whether cracks exist on the bridge bottom surface is judged by observing pictures of the first camera, when the cracks are found, the telescopic arm 1 stops extending, a second camera and a second light supplement lamp are started to shoot pictures, the distance of the cracks is detected by a laser ranging sensor 402, and the actual size of the cracks can be calculated according to the distance and the pictures shot by the second camera. And then operating a marking mechanism 5 to mark the information of the crack position. When measuring and marking the crack, the position of the supporting plate 2 on the telescopic arm 1 can be adjusted, so that the measurement and marking are more convenient.
After the crack is marked, the telescopic arm 1 continues to extend towards the inner side of the bridge bottom, and the next detection is continued.
After all detection is finished, the telescopic arm 1 is retracted and moved to the next position for detection.
The utility model discloses the benefit: when the utility model is used for detecting the gap at the bridge bottom, the telescopic arm 1 is fixed with the detection vehicle, the telescopic arm 1 is stretched to the bridge bottom to drive the crack observation mechanism 3 and the crack measurement mechanism 4 to move, the observation camera 303 in the crack observation mechanism 3 collects images of the bridge bottom in the moving process, suspicious gaps are identified by analyzing the images, when the suspicious gaps are found, the second motor 307 is driven to move to drive the lifting plate 302 to lift, so that the observation camera 303 is close to the suspicious gaps, and the angle adjustment is carried out by matching with the first electronic pan-tilt, the suspicious gaps are photographed and confirmed by the first camera, and data is returned, then the supporting plate 2 drives the crack measurement mechanism 4 to be close to the gaps, the second camera inside the measurement camera 401 photographs the gaps, and the current distance measurement result of the measurement camera 401 and the gaps is combined with the laser distance measurement sensor 402, the method comprises the steps of carrying out pattern recognition and calculation on the width and the length of a gap, wherein the pattern recognition and the length measurement of the gap both relate to a pattern recognition technology, and a mature solution is provided in the prior art and is not repeated herein.
After the measurement is completed, the information of taking a picture is returned, and the telescopic link 501 is controlled to stretch out and draw back to the position where the corresponding letter deposit grid is stored, the telescopic push rod 503 corresponding to the side wall of the letter deposit grid acts, the letter is pushed out to the top end of the telescopic link 501, the second electromagnet 505 is electrified to adsorb the letter, the telescopic link 501 is stretched, the letter is made to ascend and pressed at the gap, the mark of the seal is made, after the completion, the telescopic link 501 restores to the original position, the second electromagnet 505 is powered off at the moment, the first electromagnet 504 at the end part of the initial telescopic push rod 503 is electrified to adsorb the letter, the telescopic push rod 503 is shortened, the letter is taken back and placed inside the deposit grid again.
Whole testing process need not the manual work and enters into the bridge below, guarantees measurement personnel's safety, and adopts the camera to carry out image acquisition to utilize figure analysis to carry out gap length and width measurement, measurable quantity length is longer than 1 meter's gap, and measurement accuracy can reach 0.1 millimeter, can correspond the mark of letter according to the gap size in gap department automatically moreover, subsequent discernment and maintenance of being convenient for.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a bridge crack detecting system which characterized in that: including flexible arm (1), terminal slidable mounting layer board (2) of flexible arm (1), fixed mounting crack observation mechanism (3) and crack measuring mechanism (4) are gone up in layer board (2), the observation platform of making a video recording (303) that can up-and-down motion is installed in crack observation mechanism (3) inside cooperation, the measurement platform of making a video recording (401) that can up-and-down motion is installed in crack measuring mechanism (4) inside cooperation, crack measuring mechanism (4) inside sets up marking mechanism (5).
2. The bridge crack detection system of claim 1, wherein: the two sides of the supporting plate (2) are respectively provided with a roller, the rollers are in rolling contact with the telescopic arm (1), racks are arranged on the two sides inside the telescopic arm (1) along the length direction, the two sides of the supporting plate (2) are respectively provided with a first motor (201), and the output end of the first motor (201) is provided with a gear meshed with the racks.
3. The bridge crack detection system of claim 1, wherein: the crack observation mechanism (3) comprises an outer frame (301), a lifting plate (302) and a second motor (307), wherein a vertical lead screw (304) and a horizontal worm (306) are rotatably arranged inside the outer frame (301), a worm wheel meshed with the worm (306) is coaxially and fixedly arranged outside the lead screw (304), the worm (306) is connected with an output shaft of the second motor (307), a lead screw nut (305) meshed with the lead screw (304) is arranged inside the lifting plate (302), and the observation camera platform (303) is fixedly installed on the upper surface of the lifting plate (302).
4. The bridge crack detection system of claim 3, wherein: the structure of the crack measuring mechanism (4) is the same as that of the crack observing mechanism (3), and a measuring camera platform (401) is fixedly arranged on a lifting plate of the crack measuring mechanism (4).
5. The bridge crack detection system of claim 3, wherein: observe camera platform (303) and include first electron cloud platform, first electron cloud platform top sets up first camera and first light filling lamp.
6. The bridge crack detection system of claim 4, wherein: the measurement camera platform (401) comprises a second electronic cloud deck, a second camera and a second light supplement lamp are arranged above the second electronic cloud deck, and a laser ranging sensor (402) is arranged on the upper surface of the second electronic cloud deck outside the second camera.
7. The bridge crack detection system of claim 1, wherein: marking mechanism (5) are including vertical telescopic link (501) and storage rack (502) of arranging, storage rack (502) are inside to set up unilateral open-ended storage grid along vertical direction, telescopic link (501) are arranged in storage grid open-ended one side, storage grid just sets up flexible push rod (503) to the inside level of lateral wall on one side of the opening, the tip of flexible push rod (503) and telescopic link (501) sets up first electro-magnet (504) and second electro-magnet (505) respectively.
8. The bridge crack detection system of claim 4, wherein: the marking mechanism (5) is fixedly installed with a lifting plate of the crack measuring mechanism (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921522906.4U CN210603200U (en) | 2019-09-12 | 2019-09-12 | Bridge crack detecting system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921522906.4U CN210603200U (en) | 2019-09-12 | 2019-09-12 | Bridge crack detecting system |
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| CN210603200U true CN210603200U (en) | 2020-05-22 |
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| CN201921522906.4U Active CN210603200U (en) | 2019-09-12 | 2019-09-12 | Bridge crack detecting system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110487188A (en) * | 2019-09-12 | 2019-11-22 | 山东交通学院 | A kind of Bridge Crack detection system |
| CN113607571A (en) * | 2021-08-09 | 2021-11-05 | 中铁十四局集团建筑工程有限公司 | Novel high-speed steel deflection detection equipment |
| CN116558422A (en) * | 2023-04-27 | 2023-08-08 | 山东方云软件技术有限公司 | Bridge crack width tracking and monitoring device |
| CN110487188B (en) * | 2019-09-12 | 2024-05-03 | 山东交通学院 | Bridge crack detecting system |
-
2019
- 2019-09-12 CN CN201921522906.4U patent/CN210603200U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110487188A (en) * | 2019-09-12 | 2019-11-22 | 山东交通学院 | A kind of Bridge Crack detection system |
| CN110487188B (en) * | 2019-09-12 | 2024-05-03 | 山东交通学院 | Bridge crack detecting system |
| CN113607571A (en) * | 2021-08-09 | 2021-11-05 | 中铁十四局集团建筑工程有限公司 | Novel high-speed steel deflection detection equipment |
| CN113607571B (en) * | 2021-08-09 | 2022-04-08 | 中铁十四局集团建筑工程有限公司 | Novel high-speed steel deflection detection equipment |
| CN116558422A (en) * | 2023-04-27 | 2023-08-08 | 山东方云软件技术有限公司 | Bridge crack width tracking and monitoring device |
| CN116558422B (en) * | 2023-04-27 | 2023-10-10 | 山东方云软件技术有限公司 | Bridge crack width tracking and monitoring device |
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