CN204788271U - Bridge pad warp disease detecting system - Google Patents
Bridge pad warp disease detecting system Download PDFInfo
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- CN204788271U CN204788271U CN201520337544.7U CN201520337544U CN204788271U CN 204788271 U CN204788271 U CN 204788271U CN 201520337544 U CN201520337544 U CN 201520337544U CN 204788271 U CN204788271 U CN 204788271U
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- camera
- palm
- bridge pad
- telescope support
- cloud platform
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Abstract
Bridge pad warp disease detecting system, including camera, palm PC, telescopic bracket, tripod, its characterized in that, the camera includes camera work portion, signal send -receiver device, base and spherical cloud platform, and passing signal send -receiver device and palm PC wireless connection control the rotation that the camera was realized to spherical cloud platform, the work section of camera work portion is circular, including spherical infrared camera lens of fine definition and a plurality of infrared LED of setting at work section edge who sets up at central zone CMOS image sensor, the camera is fixed on telescopic bracket, but telescopic bracket includes support base telescoping member, actuating mechanism and control system, control system and palm PC wireless connection, but telescoping member is become by the intussusception telescopic almag nest of tubes of each other of a plurality of festivals. The utility model discloses can realize the rotation of camera level 360 and perpendicular + 30- - 90, can to be in narrow and small space and not the bridge pad of co -altitude carry out all -round measuring.
Description
Technical field
The utility model belongs to Highway Test detection field, relate to a kind of bridge pad distortion Defect inspection system, especially a kind of testing process that can detect the bridge pad displacement and corner disease being in small space and differing heights is simple, easy to operate, testing result accurate and the bridge pad distortion Defect inspection system that work efficiency is higher.
Background technology
Bridge pad is the important feature parts connecting bridge superstructure and substructure.The counter-force of bridge superstructure and distortion (displacement and corner) can be passed to bridge substructure by reliably, alleviate the Bridge Pier vibrations of bearing, and bear the horizontal shift of the bridge span structure end caused by load action, corner and distortion simultaneously.
But, do not obtain for a long time effectively due to the displacement of bridge pad and corner and to detect accurately, cause nowadays many cities of coming into operation and highway bridge, be less than design period toward contact and just create destruction in various degree, need carry out large repairs to it and rebuild, both have impact on communications and transportation, cause very large economic loss for traffic department and maintenance unit again.
At present, Highway Test detection field mainly passes through manually to observe and measure to the detection of bridge pad.But bridge pad is positioned at the connecting portion of beam body and pier, rather dark, work space pole is not abundant, and staff is difficult to observe accurately bearing, compares there is very big error with actual result.For Urban Bridge, because its most of bearing is substantially all in higher position, artificial observation needs to expend more human and material resources, greatly have impact on work efficiency.
The support displacement existed in detecting for Highway Test detection field bridge pad and roll angle inspection result out of true, testing process is numerous and diverse, the problem such as at the bottom of work efficiency, needs to research and develop a novel bearing detection system.
CN202938790U discloses a kind of bridge pad detector; it is characterized in that; comprise camera, palm PC and transmission data line; camera and palm PC are connected respectively to the two ends of transmission data line; the xsect of described camera is the arc of upper level; be arranged with flexible metal cords protective casing outside described transmission data line, described palm PC is touch-screen type, and with computer assisted image processing system.Above-mentioned documents adopts flexible metal cords protective casing wired connection; its length and intensity are all limited; be difficult to detect the bridge pad being in higher position; can not be according to actual needs; realize the detection of the bridge pad disease (as corner and detrusion) to differing heights and different angles, greatly have impact on the work efficiency of testing and the accuracy of testing result.
Utility model content
Technical problem to be solved in the utility model is, provide that a kind of testing process that can detect the displacement of bridge pad and corner disease being in small space and differing heights is simple, easy to operate, testing result precisely and the higher bridge pad detection system of work efficiency.
For solving technical matters of the present utility model, the technical scheme adopted is as follows:
Bridge pad distortion Defect inspection system, comprises camera, palm PC, telescope support and is arranged on the tripod of telescope support side.
Described camera comprises camera operate portions, is arranged on the signal receiving/transmission device above camera, the base bottom camera and the ball-shaped cloud platform that is arranged on above described base, one end of ball-shaped cloud platform is fixed on described base, and the other end is connected with described camera operate portions.The working section of described camera operate portions is circular, comprise the spherical infrared lens of high definition of the band cmos image sensor being arranged on its central authorities and be arranged on several infrared LEDs that its working section edge is evenly distributed, infrared LED can solve the not enough problem on picture quality impact of light source in testing process.Preferably, the number of described infrared LED is 8.Camera passes through signal receiving/transmission device and the palm PC wireless connections of top, and palm PC controls the ball-shaped cloud platform below camera, makes camera carry out the rotation of level, vertical both direction, carries out omnibearing observation to bearing.
The bottom of described camera is provided with screw hole, for being fixed on described telescope support, described telescope support comprises bracket base, retractable member and the driving mechanism be arranged in bracket base and control system, described driving mechanism is electrically connected with control system, described control system and described palm PC wireless connections.The retractable member of described telescope support is made up of the telescopic aluminum-magnesium alloy tube of the mutual intussusception of some joints, can relative motion within the specific limits between different segment.Due to control system and the palm PC wireless connections of telescope support, therefore telescope support can automatic height adjustment according to actual needs.Simultaneously, the camera operate portions of described camera is rotated by the ball-shaped cloud platform of below, not only can tilted upward regulate camera towards, and can 360 ° regulate the turning to of camera operate portions, make camera is fixing after, do not need to go again to move, namely adjustable camera operate portions is towards any direction, high-definition camera is made to be in best observation position, choose best shooting angle, according to the difference of angle, fast creation image control coordinate system, ensure the degree of accuracy of result of calculation, operate also convenient simultaneously.
Described palm PC is the touch-screen type computer with computer assisted image processing system, accurately can calculate corner and the displacement of bridge pad.
Further, described ball-shaped cloud platform is the steering axle be connected with fixed support bottom optical device, its built-in two motors, can realize level 360 ° and the rotation of vertical+30 ° ~-90 °.
Further, described palm PC is furnished with the felt pen for operating touch-screen, can Accurate Calibration picture size.
Further, the signal receiving/transmission device of described camera and the wireless connections of palm PC are that blue teeth wireless is connected; The control system of described telescope support and the wireless connections of palm PC are also for blue teeth wireless is connected.
Wired connection is compared in wireless connections, more can adapt to the testing requirement of differing heights position, more convenient to operate; In addition, the mode of wireless connections is of value to the integrated of system, realizes synchronism detection to improve detection efficiency by the connection of palm PC and multiple camera.
Further, described telescope support comprises tripod, and it stretches altitude range between 2-10m.
Further, described tripod is folding, easy to carry and transport, for field work.
Principle of work of the present utility model is as follows:
Before carrying out bridge pad detection, the folding tripod bottom telescope support opened and props up on the ground, taking out camera and adopt the mode of mechanical connection to be fixed on the top of telescope support, and start up system.
During work, ground staff, the true altitude residing for bearing, by operation palm PC, send signal to control system, control system drives driving mechanism to regulate retractable member to carry out automatic telescopic, and the height control of telescope support is in best observation position to camera.Meanwhile, send signal to signal receiving/transmission device by palm PC, after signal receiving/transmission device Received signal strength, controlled in wireless ball-shaped cloud platform adjustment camera rotates, and makes camera be in best shooting angle.Adjust complete, staff takes pictures to bridge pad position to be detected, and the image of camera shooting, is real-time transmitted to palm PC by bluetooth.Now, palm PC can store the image received.Staff uses felt pen to carry out key element selection to the image on palm PC screen under image control coordinate system, choose required point and carry out line, palm PC in house software is automatic forming element size under local Coordinate System, the automatic spring of screen meeting afterwards dialog box, staff can select the computational analysis carrying out bearing detrusion or corner, and value storage can export by last software.
The beneficial effects of the utility model are as follows:
1, the utility model is in bridge pad distortion hazard detection, telescope support can carry out the stretching on height according to actual needs automatically, staff need not climb to eminence position, eliminate the potential safety hazard of testing, simultaneous retractable support can also make camera be in best observation position, can increase work efficiency preferably and the accuracy of Detection results.
2, camera of the present utility model can realize level 360 ° and the rotation of vertical+30 ° ~-90 °, carries out omnibearing observation to bearing situation, and the accuracy of testing result is effectively ensured.
3, palm PC of the present utility model uses image calibration technology, accurately can calculate corner and the displacement of bridge pad, and can store in time Detection Information, conveniently review.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the one-piece construction schematic diagram of the utility model embodiment;
Fig. 2 is the structural representation of the utility model embodiment camera;
Fig. 3 is the palm PC data processing schematic diagram of the utility model embodiment;
Fig. 4 is the utility model embodiment pot bearing corner sample calculation figure;
Fig. 5 is the utility model embodiment laminated rubber bearing detrusion angle sample calculation figure.
Accompanying drawing illustrates:
1-camera; 2-palm PC; 3-telescope support; 4-felt pen; 5-tripod;
1-1-infrared LED; 1-2-ball-shaped cloud platform; 1-3-base; 1-4-signal receiving/transmission device;
3-1-bracket base; 3-2-retractable member;
A1-pot bearing upper steel plate; A2-pot bearing lower steel plate;
θ-pot bearing corner; Horizontal range between L-pot bearing two elevation carrection supports;
H
1,h
2-pot bearing upper steel plate plane and the interplanar relative height value of lower steel plate.
A1 '-laminated rubber bearing upper surface; A2 '-laminated rubber bearing lower surface;
The detrusion angle of θ '-laminated rubber bearing; Horizontal range between L '-laminated rubber bearing two elevation carrection supports;
H
1vertical height between '-laminated rubber bearing upper surface and lower surface.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, bridge pad distortion Defect inspection system, comprises camera 1, palm PC 2, telescope support 3 and is arranged on the folding tripod 5 of telescope support 3 side.Palm PC 2 is the touch-screen type computer with computer assisted image processing system, accurately can calculate corner and the displacement of bridge pad, and palm PC 2 is also furnished with the felt pen for operating touch-screen.
Camera 1 comprises camera operate portions, is arranged on the signal receiving/transmission device 1-4 above camera 1, the base 1-3 bottom the camera 1 and ball-shaped cloud platform 1-2 that is arranged on above described base 1-3, one end of ball-shaped cloud platform 1-2 is fixed on described base 1-3 top, and the other end is connected with described camera operate portions.The working section of described camera operate portions is circular, comprise the spherical infrared lens of high definition of the band cmos image sensor being arranged on its central authorities and be arranged on 8 infrared LED 1-1 that its working section edge is evenly distributed, infrared LED can solve the not enough problem on picture quality impact of light source in testing process.
Camera 1 adopts blue teeth wireless to be connected by the signal receiving/transmission device 1-4 of top with palm PC 2, and by the ball-shaped cloud platform 1-2 below palm PC 2 controlled in wireless camera 1, the horizontal and vertical realizing camera is rotated.Described ball-shaped cloud platform 1-2 is the steering axle be connected with fixed support bottom optical device, its built-in two motors, can realize level 360 ° and the rotation of vertical+30 ° ~-90 °.
The base 1-3 of described camera 1 is provided with screw hole, for being fixed on telescope support 3, telescope support 3 comprises bracket base 3-1, retractable member 3-2 and the driving mechanism be arranged in bracket base 3-1 and control system, driving mechanism is electrically connected with control system, and described control system is connected with palm PC 2 blue teeth wireless; The retractable member 3-2 of telescope support 3 is made up of the telescopic aluminum-magnesium alloy tube of the 6 mutual intussusception of joint, can relative motion within the specific limits between different segment.Telescope support 3 comprises tripod 5, and it stretches altitude range between 2-10m.
Palm PC 2 is furnished with felt pen, is mainly used in operating touch-screen, can Accurate Calibration picture size.
Before carrying out bridge pad detection, the folding tripod 5 bottom telescope support 3 is opened and is propped up on the ground by staff, takes out camera 1 and adopts the mode of mechanical connection to be fixed on the top of telescope support 3, and start up system.
During work, ground staff, true altitude residing for bridge pad, by operation palm PC 2, send signal to control system, control system drives driving mechanism to regulate the retractable member 3-2 of telescope support 3 to carry out automatic telescopic, and the height control of telescope support 3 is in best observation position to camera 1.Meanwhile, send signal to signal receiving/transmission device 1-4 by palm PC 2, after signal receiving/transmission device 1-4 Received signal strength, controlled in wireless ball-shaped cloud platform 1-2 adjusts camera 1 and rotates, and makes camera 1 be in best shooting angle.Adjust complete, staff takes pictures to bridge pad position to be detected, the image that camera 1 is taken, and is real-time transmitted to palm PC 2 by bluetooth.Now, staff can name a file with the coding detecting bearing, is stored into by the image received in this file in palm PC 2, conveniently reviews.
As shown in Figure 2, staff then can use felt pen 4 to carry out key element selection to the image on palm PC 2 screen under image control coordinate system, choose required point and carry out line, palm PC 2 in house software is automatic forming element size under local Coordinate System, the automatic spring of screen meeting afterwards dialog box, staff can select the computational analysis carrying out bearing detrusion or corner, and value storage can export by last software.
For the outer corner measurement of pot bearing and laminated rubber bearing detrusion measurement of angle, the present embodiment is further described below:
1, the outer corner measurement of pot bearing
As shown in Figure 3, carry out the outer corner measurement of pot bearing, need to choose a, b, c and d in the image of shooting and amount to 4 key points, then staff is under the coordinate system of default, carry out vertical and horizontal line with felt pen 4 manual operation, draw the picture size of key element in palm PC coordinate system calculating bearing distortion disease.It is obtained by the arctan function of two picture sizes (Δ h and L) ratio that test pot bearing corner calculates, because picture size is proportional with corresponding practical structures size, the corner therefore adopting picture size to calculate is identical with actual rotational angle.Key element in pot bearing outer corner measurement is h1, h2 and L.Numerical value and computing formula by relative height h1, h2 and horizontal range L: θ=arctan (Δ h/L)=arctan (| h
1-h
2|/
l), then can calculate pot bearing rotational angle theta by geometric relationship.
2, laminated rubber bearing detrusion measurement of angle
As shown in Figure 4, carry out laminated rubber bearing detrusion measurement of angle, then need in the image of shooting, need to choose a ', b ', c ' amounts to 3 key points, then staff is under the coordinate system of default, carry out vertical and horizontal line with felt pen 4 manual operation, draw the picture size of key element in palm PC coordinate system calculating bearing distortion disease.It is that arctan function by two picture sizes (h1 ' and L ') ratio obtains that test laminated rubber bearing corner calculates, because picture size is proportional with corresponding practical structures size, the detrusion angle therefore adopting picture size to calculate is identical with actual shearing deformation angle.The key element that laminated rubber bearing is sheared in sex change measurement of angle is h1 ' and horizontal range L ', passes through numerical value and the computing formula of h1 ' and L ': θ=arctan (L'/h '
1), the detrusion angle θ ' of laminated rubber bearing namely can be calculated by geometric relationship.
After staff completes aforesaid operations, palm PC 1 screen can eject dialog box, pot bearing corner is selected to calculate afterwards or the calculating of laminated rubber bearing detrusion angle, the built-in software of palm PC 1 can calculate according to corresponding formula and similar fitgures principle, then the rotational angle theta of pot bearing or the detrusion angle θ ' of laminated rubber bearing is exported, and in the bearing file set up before result is stored into, conveniently review.
Above the bridge pad distortion Defect inspection system that the present embodiment provides is described in detail, apply specific case herein to set forth principle of the present utility model and embodiment, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model.
Claims (6)
1. bridge pad distortion Defect inspection system, comprises camera (1), palm PC (2), telescope support (3) and is arranged on the tripod (5) of telescope support (3) side, it is characterized in that,
Described camera (1) comprises camera operate portions, the signal receiving/transmission device (1-4) of (1) top that is arranged on camera, the base (1-3) of camera (1) bottom and the ball-shaped cloud platform (1-2) that is arranged on above described base (1-3), one end of ball-shaped cloud platform (1-2) is fixed on described base (1-3) top, and the other end is connected with described camera operate portions; The working section of described camera operate portions is circular, comprises the spherical infrared lens of high definition of the band cmos image sensor being arranged on its central authorities and is arranged on several infrared LEDs (1-1) that its working section edge is evenly distributed; Camera (1) is by the signal receiving/transmission device (1-4) of top and palm PC (2) wireless connections, palm PC (2) controls the ball-shaped cloud platform (1-2) of camera (1) below, and camera (1) can be made to carry out the rotation of level, vertical both direction;
The base (1-3) of described camera (1) is provided with screw hole, for being fixed on described telescope support (3), described telescope support (3) comprises bracket base (3-1), retractable member (3-2) and the driving mechanism be arranged in bracket base (3-1) and control system, described driving mechanism is electrically connected with control system, described control system and described palm PC (2) wireless connections; The retractable member (3-2) of described telescope support (3) is made up of the telescopic aluminum-magnesium alloy tube of the mutual intussusception of some joints, can relative motion within the specific limits between different segment;
Described palm PC (2) is the touch-screen type computer with computer assisted image processing system.
2. bridge pad distortion Defect inspection system according to claim 1, it is characterized in that, described ball-shaped cloud platform (1-2) steering axle for being connected with fixed support bottom optical device, its built-in two motors, can realize camera (1) level 360 ° and the rotation of vertical+30 ° ~-90 °.
3. the bridge pad distortion Defect inspection system according to claim 1 or 2 any one, it is characterized in that, described palm PC (2) is furnished with the felt pen for operating touch-screen.
4. the bridge pad distortion Defect inspection system according to claim 1 or 2 any one, it is characterized in that, signal receiving/transmission device (1-4) and the wireless connections of palm PC (2) of described camera (1) are that blue teeth wireless is connected; The control system of described telescope support (3) and the wireless connections of palm PC (2) are also for blue teeth wireless is connected.
5. the bridge pad distortion Defect inspection system according to claim 1 or 2 any one, it is characterized in that, described telescope support (3) comprises the stretching, extension altitude range of tripod (5) between 2-10m.
6. the bridge pad distortion Defect inspection system according to claim 1 or 2 any one, it is characterized in that, described tripod (5) is folding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520337544.7U CN204788271U (en) | 2015-05-22 | 2015-05-22 | Bridge pad warp disease detecting system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520337544.7U CN204788271U (en) | 2015-05-22 | 2015-05-22 | Bridge pad warp disease detecting system |
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| Publication Number | Publication Date |
|---|---|
| CN204788271U true CN204788271U (en) | 2015-11-18 |
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ID=54528295
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520337544.7U Withdrawn - After Issue CN204788271U (en) | 2015-05-22 | 2015-05-22 | Bridge pad warp disease detecting system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105091770A (en) * | 2015-05-22 | 2015-11-25 | 北京路桥瑞通科技发展有限公司 | Bridge support deformation disease detection system |
| CN106979763A (en) * | 2017-05-09 | 2017-07-25 | 南京工业大学 | A kind of Loads of Long-span Bridges dynamic displacement video sensor system |
| CN107796372A (en) * | 2016-08-28 | 2018-03-13 | 孟丛丛 | A kind of Portable bridge structure appearance inspection device |
| CN109489573A (en) * | 2018-10-22 | 2019-03-19 | 同济大学 | A kind of bridge pad Defect inspection device |
-
2015
- 2015-05-22 CN CN201520337544.7U patent/CN204788271U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105091770A (en) * | 2015-05-22 | 2015-11-25 | 北京路桥瑞通科技发展有限公司 | Bridge support deformation disease detection system |
| CN105091770B (en) * | 2015-05-22 | 2017-11-24 | 北京路桥瑞通科技发展有限公司 | Bridge pad deforms Defect inspection system |
| CN107796372A (en) * | 2016-08-28 | 2018-03-13 | 孟丛丛 | A kind of Portable bridge structure appearance inspection device |
| CN106979763A (en) * | 2017-05-09 | 2017-07-25 | 南京工业大学 | A kind of Loads of Long-span Bridges dynamic displacement video sensor system |
| CN109489573A (en) * | 2018-10-22 | 2019-03-19 | 同济大学 | A kind of bridge pad Defect inspection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151118 Effective date of abandoning: 20171124 |
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| AV01 | Patent right actively abandoned |