CN214310213U - Bridge detection equipment based on sensor - Google Patents
Bridge detection equipment based on sensor Download PDFInfo
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- CN214310213U CN214310213U CN202122046666.9U CN202122046666U CN214310213U CN 214310213 U CN214310213 U CN 214310213U CN 202122046666 U CN202122046666 U CN 202122046666U CN 214310213 U CN214310213 U CN 214310213U
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Abstract
The utility model discloses a bridge check out test set based on sensor, including detection mechanism and two sets of running gear, two sets of running gear set up the both sides at the bridge respectively, all be provided with telescopic machanism on two sets of running gear, detection mechanism includes measuring staff and distance sensor, the measuring staff is located the below of bridge, the one end and one of them telescopic machanism of measuring staff are connected, the other end is connected with another telescopic machanism, the measuring staff is provided with a plurality of camera components along its length direction, be provided with distance sensor on the measuring staff, distance sensor is used for detecting the camera shooting interval between camera shooting component and the bridge bottom surface, make the camera shooting interval be in the best camera shooting within range of camera shooting component through telescopic machanism's flexible messenger. The telescopic mechanism adjusts the camera shooting distance of the fixed-focus camera according to the information fed back by the distance sensor, so that the actual camera shooting distance of the fixed-focus camera is always in the optimal camera shooting range, the shot image information is clear and clear, and the detection result is accurate.
Description
Technical Field
The utility model relates to a bridge check out test set field specifically is a bridge check out test set based on sensor.
Background
In the current society, with the increase of traffic volume, the development of bridge construction in China is increasing day by day, and many newly-built bridges often have certain natural diseases and defects of bridge structures to generate traffic accidents. Therefore, the bridge needs to be detected in order to ensure the safe operation of the bridge, and the main reasons of the defects and the damages are clarified by checking the current technical condition of the bridge, the nature, the position, the severity and the development trend of the damages, so that the defects and the damages of the bridge can be more accurately analyzed and evaluated. The existing bridge crack detection method is roughly divided into two methods, one method is manual detection, when the crack of the bottom surface of the bridge is detected, workers need to go down to the bottom surface of the bridge in person, the danger is high, and the problem that the bottom surface of the bridge is inconvenient to detect comprehensively is existed; secondly, when a sloping bridge is measured (such as an arch bridge), the shooting distance between the fixed-focus camera and the bottom surface of the bridge can be changed, the fixed-focus camera in the prior art adopts the zooming fixed-focus camera to adapt to the change of the shooting distance, but the zooming of the fixed-focus camera needs a certain time, and the fixed-focus camera which is not zoomed is easy to move to other positions of the bridge, so that the shot picture is blurred, and the image analysis process of the bridge cannot be continued.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a bridge check out test set based on sensor, telescopic machanism is according to the information conditioning of distance sensor feedback the interval of making a video recording of tight shot camera, makes the actual interval of making a video recording of tight shot camera all the time in best camera range to the image information of guaranteeing to shoot is clearer and clear, and then the later stage of being convenient for carries out the analysis of testing result according to the image, makes the testing result more accurate.
The purpose of the utility model is realized through the following technical scheme: the utility model provides a bridge check out test set based on sensor, includes detection mechanism and two sets of running gear, and is two sets of the running gear sets up respectively in the both sides of bridge, and is two sets of all be provided with telescopic machanism on the running gear, detection mechanism includes measuring staff and distance sensor, the measuring staff is located the below of bridge, the one end of measuring staff and one of them telescopic machanism connects, the other end and another telescopic machanism connects, the measuring staff is provided with a plurality of camera components along its length direction, be provided with distance sensor on the measuring staff, distance sensor is used for detecting the interval of making a video recording between camera component and the bridge bottom surface to flexible messenger through telescopic machanism makes the interval of making a video recording be in the best of making a video recording the within range of subassembly.
Furthermore, the walking part comprises an I-shaped sliding rail and a sliding seat, the I-shaped sliding rail is arranged on the outer side of the bridge and extends along the length direction of the bridge, a T-shaped sliding groove is formed in the side wall of the sliding seat, and the end part, far away from the bridge, of the I-shaped sliding rail is in sliding fit with the T-shaped sliding groove.
Furthermore, a roller mechanism is arranged in the T-shaped sliding groove and is positioned above the I-shaped sliding rail, and the roller mechanism is arranged on a guide rail on the outer side of the I-shaped sliding rail in a rolling manner.
Further, the roller mechanism comprises a driving shaft, a roller and a driving mechanism, the driving shaft is rotatably connected with the sliding seat through a bearing, the roller is fixedly arranged on the driving shaft, the roller is arranged on an outer side guide rail of the I-shaped sliding rail in a rolling mode, the driving mechanism is arranged in the sliding seat, and the driving mechanism is used for driving the driving shaft to rotate.
Further, the driving mechanism comprises a motor, an output shaft of the motor is provided with an intermittent gear, one end of the driving shaft is provided with a gear, and the intermittent gear is meshed with the gear.
Further, telescopic machanism includes cylinder and connecting seat, the base of cylinder is fixed to be set up the bottom of slide, the connecting seat is fixed to be set up on the telescopic shaft of cylinder, the test rod with the connection can be dismantled to the connecting seat and be connected.
Furthermore, the detection rod comprises a plurality of rectangular connecting rods, one end of each rectangular connecting rod is fixed with a threaded column, the other end of each rectangular connecting rod is provided with a threaded hole, and the threaded column on one rectangular connecting rod is in threaded connection with the threaded hole on the other rectangular connecting rod.
Further, the camera shooting assembly comprises a mounting seat and a fixed-focus camera, the mounting seat is slidably sleeved on the rectangular connecting rod, and the fixed-focus camera is mounted on the mounting seat.
Furthermore, a fastening bolt is connected to the mounting seat in a threaded manner, and the fastening bolt penetrates through the mounting seat to abut against the rectangular connecting rod.
Furthermore, the roller mechanism further comprises an auxiliary roller, the auxiliary roller is rotatably connected with the sliding seat, the auxiliary roller is located under the roller, and the auxiliary roller is arranged on an outer side guide rail of the I-shaped sliding rail in a rolling mode.
The utility model has the advantages that:
1. the utility model provides a bridge check out test set based on sensor, telescopic machanism adjust the interval of making a video recording of tight shot camera according to the information that distance sensor fed back, make the actual interval of making a video recording of tight shot camera all the time in best camera shooting range to guarantee that the image information of shooing is clearer and clear, and then the later stage of being convenient for carries out the analysis of testing result according to the image, make the testing result more accurate.
2. The idler wheel intermittently rotates through the meshing of the gear and the clearance gear, so that the sliding seat of the walking part intermittently slides on the I-shaped sliding rail, the fixed-focus camera intermittently moves, namely the fixed-focus camera stops for a period of time after moving for a certain distance, the fixed-focus camera shoots a bridge or shoots a plurality of pictures within the stopped period of time, and the fixed-focus camera adapts to the change of changing the actual shooting interval into the optimal shooting interval within the stopped period of time, so that the fixed-focus camera can shoot clear images.
Drawings
Fig. 1 is a perspective view of a bridge inspection apparatus based on a sensor according to the present invention;
FIG. 2 is a front view of a sensor-based bridge inspection apparatus of the present invention;
FIG. 3 is a schematic diagram of an internal structure of a slide base in the bridge inspection apparatus based on a sensor according to the present invention;
FIG. 4 is a schematic structural view of a rectangular connecting rod in a bridge inspection apparatus based on a sensor according to the present invention;
in the figure, 1-a detection mechanism, 2-a walking part, 3-a detection rod, 4-a distance sensor, 5-a telescopic mechanism, 6-a camera component, 7- 'I' -shaped sliding rails, 8-a sliding seat, 9- 'T' -shaped sliding grooves, 10-a roller mechanism, 11-a driving shaft, 12-a roller, 13-a motor, 14-an intermittent gear, 15-a gear, 16-an air cylinder, 17-a connecting seat, 18-a rectangular connecting rod, 19-a threaded column, 20-a threaded hole, 21-a mounting seat, 22-a fixed-focus camera, 23-a fastening bolt and 24-an auxiliary roller.
Detailed Description
The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.
As shown in fig. 1 to 4, a bridge detection device based on a sensor comprises a detection mechanism 1 and two sets of walking parts 2, wherein the two sets of walking parts 2 are respectively arranged at two sides of a bridge, telescopic mechanisms 5 are respectively arranged on the two sets of walking parts 2, the detection mechanism 1 comprises a detection rod 3 and a distance sensor 4, the detection rod 3 is positioned below the bridge, one end of the detection rod 3 is connected with one telescopic mechanism 5, the other end of the detection rod is connected with the other telescopic mechanism 5, the detection rod 3 is provided with a plurality of camera modules 6 along the length direction thereof, the detection rod 3 is provided with the distance sensor 4, and the distance sensor 4 is used for detecting the camera shooting distance between the camera modules 6 and the bottom surface of the bridge, so that the camera shooting distance is within the optimal camera shooting range of the camera modules 6 through the telescopic mechanisms 5; the telescopic mechanism 5 adjusts the shooting distance of the shooting assembly 6 according to the information fed back by the distance sensor 4, so that the actual shooting distance of the shooting assembly 6 is always in the optimal shooting range, the shot image information is clearer and clearer, the analysis of a detection result according to an image in the later period is facilitated, and the detection result is more accurate; the plurality of camera modules 6 are arranged at equal intervals along the length direction of the detection rod 3, the interval between every two adjacent camera modules 6 is smaller than or equal to the shooting range of the camera modules 6, so that the plurality of camera modules 6 can shoot the bridge in a width mode of fully covering the bridge, and the walking part 2 drives the detection mechanism 1 to move along the length direction of the bridge, so that the detection coverage rate of the detection mechanism 1 is greatly improved; the detection rod 3 extends along the width direction of the bridge, the length of the detection rod 3 can be reduced, and meanwhile, the arrangement of the camera assembly 6 is greatly reduced compared with the arrangement of the camera assembly extending along the length direction of the bridge.
Further, referring to fig. 1, the walking part 2 includes an i-shaped sliding rail 7 and a sliding seat 8, the i-shaped sliding rail 7 is arranged outside the bridge and extends along the length direction of the bridge, a T-shaped sliding groove 9 is formed on the side wall of the sliding seat 8, the end of the i-shaped sliding rail 7 far away from the bridge is in sliding fit with the T-shaped sliding groove 9, the i-shaped sliding rail 7 is in an i shape to facilitate the installation of the walking part 2, specifically, the i-shaped sliding rail 7 is horizontally fixed on the side wall of the bridge through a binding wire, one end of the binding wire is fixed with a rail of the bridge, the other end of the binding wire is fixed with a cross beam in the i-shaped sliding rail 7, the cross beam of the i-shaped sliding rail 7 is perpendicular to the side wall of the bridge, the sliding seat 8 is provided with the T-shaped sliding groove 9 in sliding fit with the i-shaped sliding rail 7, and has a limiting function, so that the sliding seat 8 can be stably installed on the i-shaped sliding rail 7, the sliding seat 8 is ensured not to be separated from the I-shaped sliding rail 7 in the sliding process; the telescopic mechanism 5 comprises an air cylinder 16 and a connecting seat 17, a base of the air cylinder 16 is fixedly arranged at the bottom of the sliding seat 8, the connecting seat 17 is fixedly arranged on a telescopic shaft of the air cylinder 16, the detection rod 3 is detachably connected with the connecting seat 17, and the telescopic direction of the air cylinder 16 is vertical to the I-shaped sliding rail 7, so that the air cylinder 16 drives the detection rod 3 to move upwards or downwards; the detection rod 3 comprises a plurality of rectangular connecting rods 18, one end of each rectangular connecting rod 18 is fixed with a threaded column 19, the other end of each rectangular connecting rod 18 is provided with a threaded hole 20, the threaded column 19 on one rectangular connecting rod 18 is in threaded connection with the threaded hole 20 on the other rectangular connecting rod 18, the bridges have different widths, the detection rod 3 adopts an assembled structure and is convenient to assemble according to the actual width of the bridge, to adapt to bridges with different widths, in particular, the rectangular connecting rods 18 are connected by adopting the matching of the threaded columns 19 and the threaded holes 20, wherein, the connecting seat 17 in one telescopic mechanism 5 is provided with a connecting threaded hole matched with the threaded post 19, the connecting seat in the other telescopic mechanism 5 is fixed with a bolt which is arranged in a threaded hole 20 of the rectangular connecting rod 18 in a penetrating way, thereby facilitating the installation of the two ends of the assembled detection rod 3 on the two connecting seats 17 respectively; the subassembly 6 of making a video recording includes mount pad 21 and fixed focus camera 22, mount pad 21 slip cover is established on rectangular connecting rod 18, fixed focus camera 22 is installed on mount pad 21, the camera adopts fixed focus camera 22, the best shooting scope that makes the camera is the fixed value, flexible drive fixed focus camera 22 through cylinder 16 reciprocates, the actual shooting interval that makes fixed focus camera 22 remains throughout in the best shooting scope, the benefit that adopts fixed focus camera 22 lies in having saved the time of zooming, the requirement to walking part 2 has been reduced, avoid walking part 2 not wait to zoom camera zoom and accomplish and drive the camera walking again, the image that leads to shooing is fuzzy, influence the detection effect.
Further, referring to fig. 1 and 3, a roller mechanism 10 is arranged in the "T" shaped sliding slot 9, the roller mechanism 10 is located above the "i" shaped sliding rail 7, the roller mechanism 10 is arranged on the outer side guide rail of the "i" shaped sliding rail 7 in a rolling manner, the roller mechanism 10 includes a driving shaft 11, a roller 12 and a driving mechanism, the driving shaft 11 is rotatably connected with the sliding base 8 through a bearing, the roller 12 is fixedly arranged on the driving shaft 11, the roller 12 is arranged on the outer side guide rail of the "i" shaped sliding rail 7 in a rolling manner, the driving mechanism is arranged in the sliding base 8 and is used for driving the driving shaft 11 to rotate, the driving mechanism includes a motor 13, an intermittent gear 14 is arranged on an output shaft of the motor 13, a gear 15 is arranged at one end of the driving shaft 11, the intermittent gear 14 is engaged with the gear 15, the roller mechanism 10 further includes an auxiliary roller 24, the auxiliary roller 24 is rotatably connected with the sliding base 8, the auxiliary roller 24 is positioned right below the roller 12, and the auxiliary roller 24 is arranged on the outer side guide rail of the I-shaped slide rail 7 in a rolling manner; the motor 13 drives the driving shaft 11 to rotate through the meshing of the intermittent gear 14 and the gear 15, so that the driving shaft 11 drives the roller 12 to roll on the I-shaped sliding rail 7, and the sliding seat 8 is driven to slide on the I-shaped sliding rail 7; the transmission mode of the motor 13 adopts an intermittent mode, namely when a toothed area of the clearance gear 14 is meshed with the gear 15, the sliding seat 8 slides on the I-shaped sliding rail 7, when the toothed zone of the clearance gear 14 is disengaged from the gear 15, the carriage 8 stops sliding waiting for the toothed zone of the clearance gear 14 to re-engage with the gear 15, the fixed-focus camera 22 still shoots the bridge within the time when the sliding seat 8 stops sliding, so that the shooting quality is prevented from being reduced under the condition that the fixed-focus camera 22 continuously moves for shooting, the still shooting has higher definition and image quality, the bridge state is conveniently and visually reflected, the detection result is more accurately analyzed, meanwhile, the fixed-focus camera 22 is convenient to adapt to the change from the actual shooting distance to the optimal shooting distance within the static time, so that the fixed-focus camera 22 can shoot clear images, and clear and complete images are further shot; when the toothed area of the clearance gear 14 is meshed with the gear 15, the sliding seat 8 slides on the I-shaped sliding rail 7 for a distance which is less than or equal to the shooting range of the fixed-focus camera 22, so that the phenomenon that the moving distance exceeds the shooting range of the fixed-focus camera 22 to cause a missed shooting area is avoided, and the coverage range of the detection mechanism 1 is improved.
Further, referring to fig. 1 and 2, a fastening bolt 23 is connected to the mounting seat 21 through a thread, the fastening bolt 23 penetrates through the mounting seat 21 to abut against the rectangular connecting rod 18, the mounting position of the fixed-focus camera 22 on the detection rod 3 is adjustable, specifically, the mounting seat 21 is slid on the detection rod 3 to adjust the mounting position of the fixed-focus camera 22, and finally the fastening bolt 23 is screwed to fix the mounting seat 21 on the detection rod 3, so that the distance between two adjacent fixed-focus cameras 22 is conveniently and reasonably adjusted according to the selected type of the fixed-focus camera 22, and the plurality of fixed-focus cameras 22 can fully cover the width of the bridge to shoot.
The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (10)
1. The bridge detection equipment based on the sensor is characterized by comprising a detection mechanism (1) and two groups of walking parts (2), wherein the two groups of walking parts (2) are respectively arranged at two sides of a bridge, telescopic mechanisms (5) are respectively arranged on the two groups of walking parts (2), the detection mechanism (1) comprises a detection rod (3) and a distance sensor (4), the detection rod (3) is positioned below the bridge, one end of the detection rod (3) is connected with one telescopic mechanism (5), the other end of the detection rod is connected with the other telescopic mechanism (5), the detection rod (3) is provided with a plurality of camera modules (6) along the length direction of the detection rod, the detection rod (3) is provided with the distance sensor (4), and the distance sensor (4) is used for detecting the camera shooting distance between the camera modules (6) and the bottom surface of the bridge, so that the shooting distance is in the optimal shooting range of the shooting assembly (6) through the expansion and contraction of the expansion mechanism (5).
2. The bridge detection device based on the sensor according to claim 1, wherein the walking part (2) comprises an I-shaped sliding rail (7) and a sliding seat (8), the I-shaped sliding rail (7) is arranged on the outer side of the bridge and extends along the length direction of the bridge, a T-shaped sliding groove (9) is formed in the side wall of the sliding seat (8), and the end part, far away from the bridge, of the I-shaped sliding rail (7) is in sliding fit with the T-shaped sliding groove (9).
3. The bridge detection device based on the sensor according to claim 2, wherein a roller mechanism (10) is arranged in the T-shaped sliding groove (9), the roller mechanism (10) is located above the I-shaped sliding rail (7), and the roller mechanism (10) is arranged on an outer side guide rail of the I-shaped sliding rail (7) in a rolling manner.
4. The bridge detection device based on the sensor according to claim 3, wherein the roller mechanism (10) comprises a driving shaft (11), a roller (12) and a driving mechanism, the driving shaft (11) is rotatably connected with the sliding base (8) through a bearing, the roller (12) is fixedly arranged on the driving shaft (11), the roller (12) is arranged on an outer side guide rail of the I-shaped sliding rail (7) in a rolling manner, the driving mechanism is arranged in the sliding base (8), and the driving mechanism is used for driving the driving shaft (11) to rotate.
5. The sensor-based bridge detection device of claim 4, wherein the driving mechanism comprises a motor (13), an output shaft of the motor (13) is provided with an intermittent gear (14), one end of the driving shaft (11) is provided with a gear (15), and the intermittent gear (14) is meshed with the gear (15).
6. The bridge detection device based on the sensor according to claim 2, wherein the telescopic mechanism (5) comprises an air cylinder (16) and a connecting seat (17), a base of the air cylinder (16) is fixedly arranged at the bottom of the sliding seat (8), the connecting seat (17) is fixedly arranged on a telescopic shaft of the air cylinder (16), and the detection rod (3) is detachably connected with the connecting seat (17).
7. The bridge detection device based on the sensor, according to claim 6, characterized in that the detection rod (3) comprises a plurality of rectangular connecting rods (18), one end of each rectangular connecting rod (18) is fixed with a threaded column (19), the other end is provided with a threaded hole (20), and the threaded column (19) on one rectangular connecting rod (18) is in threaded connection with the threaded hole (20) on the other rectangular connecting rod (18).
8. The bridge detection device based on the sensor according to claim 7, wherein the camera assembly (6) comprises a mounting base (21) and a fixed-focus camera (22), the mounting base (21) is slidably sleeved on the rectangular connecting rod (18), and the fixed-focus camera (22) is mounted on the mounting base (21).
9. The sensor-based bridge detection apparatus of claim 8, wherein a fastening bolt (23) is screwed on the mounting seat (21), and the fastening bolt (23) passes through the mounting seat (21) and abuts against the rectangular connecting rod (18).
10. The sensor-based bridge detection device according to claim 4, wherein the roller mechanism (10) further comprises an auxiliary roller (24), the auxiliary roller (24) is rotatably connected with the sliding base (8), the auxiliary roller (24) is located right below the roller (12), and the auxiliary roller (24) is arranged on an outer guide rail of the I-shaped sliding rail (7) in a rolling manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122046666.9U CN214310213U (en) | 2021-08-27 | 2021-08-27 | Bridge detection equipment based on sensor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122046666.9U CN214310213U (en) | 2021-08-27 | 2021-08-27 | Bridge detection equipment based on sensor |
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| CN214310213U true CN214310213U (en) | 2021-09-28 |
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| CN202122046666.9U Active CN214310213U (en) | 2021-08-27 | 2021-08-27 | Bridge detection equipment based on sensor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114979480A (en) * | 2022-05-23 | 2022-08-30 | 广州冠粤路桥检测有限公司 | Bridge disease shooting device and image distortion correction method |
| CN116145545A (en) * | 2023-04-19 | 2023-05-23 | 山西省交通建设工程质量检测中心（有限公司） | Bridge bottom surface crack detection device |
| CN117699085A (en) * | 2024-02-04 | 2024-03-15 | 安徽省交规院工程智慧养护科技有限公司 | Detection equipment and method for bridge disease detection |
-
2021
- 2021-08-27 CN CN202122046666.9U patent/CN214310213U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114979480A (en) * | 2022-05-23 | 2022-08-30 | 广州冠粤路桥检测有限公司 | Bridge disease shooting device and image distortion correction method |
| CN114979480B (en) * | 2022-05-23 | 2024-03-19 | 广州冠粤路桥检测有限公司 | Bridge disease shooting device and image distortion correction method |
| CN116145545A (en) * | 2023-04-19 | 2023-05-23 | 山西省交通建设工程质量检测中心（有限公司） | Bridge bottom surface crack detection device |
| CN116145545B (en) * | 2023-04-19 | 2023-06-27 | 山西省交通建设工程质量检测中心（有限公司） | Bridge bottom surface crack detection device |
| CN117699085A (en) * | 2024-02-04 | 2024-03-15 | 安徽省交规院工程智慧养护科技有限公司 | Detection equipment and method for bridge disease detection |
| CN117699085B (en) * | 2024-02-04 | 2024-04-19 | 安徽省交规院工程智慧养护科技有限公司 | Detection equipment and method for bridge disease detection |
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