CN201397130Y - Bridge linear automatic mapping system - Google Patents
Bridge linear automatic mapping system Download PDFInfo
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- CN201397130Y CN201397130Y CN2009201268290U CN200920126829U CN201397130Y CN 201397130 Y CN201397130 Y CN 201397130Y CN 2009201268290 U CN2009201268290 U CN 2009201268290U CN 200920126829 U CN200920126829 U CN 200920126829U CN 201397130 Y CN201397130 Y CN 201397130Y
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Abstract
The utility model discloses a bridge linear automatic mapping system, which comprises a laser transmission subsystem, a data acquisition subsystem and a data treatment subsystem, wherein the laser transmission subsystem comprises a laser control module and a laser transmission device, the data acquisition subsystem comprises a data acquisition module, a linear photoelectric sensor and a distance measurement and driving module, and the data treatment subsystem comprises a data treatment host and a communication module. The bridge linear automatic mapping system just needs to place the laser transmission subsystem on a fixed reference point, the data acquisition subsystem transports collected deflection and distance data to the data treatment subsystem through a bridge deck, the data treatment subsystem treats the received data and fits with a curve to complete bridge liner mapping, thereby being overcoming the defects of a prior bridge linear measuring instrument that the speed is slow,the precision is low, the measuring time is longer, and the operation is tedious and the like.
Description
Technical field
The utility model relates to a kind of continuous amount of deflection harvester, the linear auto-mapping system of particularly a kind of bridge.
Background technology
Bridge floor is linear to be that bridge detects and the important content and the conventional project of quality control on construction.The bridge horizontal alignment mainly refers to the horizontal alignment of bridge floor characteristic curve, comprises that mainly completion is linear and detect linear.Being completed linear is reflection bridge construction error, the leading indicator of construction quality.Detect the bridge horizontal alignment of different operating modes in the linear main reflection bridge load test, its situation and difference have reflected the bridge construction quality, many information of aspects such as security.Horizontal alignment measure mainly be measure design axis (or parallel lines) each operating mode lower plane linear in final acceptance of construction or that detect of bridge with design linear with the odd-job condition under the comparison of horizontal alignment, and compare with the horizontal alignment in when design or other periods, to judge and to analyze the state and the security of bridge.
The utility model content
In view of this, the purpose of this utility model provides the linear auto-mapping system of a kind of bridge, can overcome existing slow, the shortcomings such as precision is low, Measuring Time is long, complex operation of linear measurement instrument speed.
The linear auto-mapping system of bridge of the present utility model comprises Laser emission subsystem, data acquisition subsystem, data process subsystem;
Described Laser emission subsystem comprises laser control module and laser beam emitting device, described Laser emission subsystem is arranged on the permanent datum, and described laser control module is sent the laser beam that horizontally rotates according to data process subsystem order control laser beam emitting device;
Described data acquisition subsystem comprises data acquisition module, the linear photoconductor sensor, delivery dolly and range finding and driver module, described data acquisition module, linear photoconductor sensor and range finding and driver module all are arranged on the delivery dolly, described range finding and driver module drive the stable distance of at the uniform velocity passing through by bridge floor and measurement delivery dolly of delivery dolly, described linear photoconductor sensor receives Laser emission subsystem laser signal and is converted into deflection data, and the range data of deflection data and respective point is sent to data process subsystem through the data acquisition module processing and with wireless mode;
Described data process subsystem comprises wireless transport module and data processing main frame, and described data processing main frame is connected with wireless transport module and realizes control and data transmission automatically by wireless transport module and data transmission subsystem and data acquisition subsystem;
Further, described Laser emission subsystem also comprises suspender I, and described laser beam emitting device is arranged on suspender I below and sagging naturally;
Further, described laser control module comprises wireless transmission part, Laser Driven part, described wireless transmission partly is used to receive the data process subsystem control command, and described Laser Driven is partly controlled laser beam emitting device and rotated emission of lasering beam in the horizontal direction;
Further, described laser beam emitting device comprises laser beam emitting head and focalizer, and described focalizer is placed on laser beam emitting head the place ahead;
Further, described Laser emission subsystem also comprises and is used for bracket I that the laser beam emitting device height is regulated;
Further, described data acquisition subsystem also comprises suspender II, and described linear photoconductor sensor places suspender II below and sagging naturally;
Further, described data acquisition module comprises signal processing and wireless transmission part, and described signal processing is handled the linear photoconductor sensor signal, is converted to the laser beam coordinate figure, partly is transferred to data process subsystem through described wireless transmission;
Further, described data acquisition subsystem also comprises and is used for bracket I I that the linear photoconductor sensor height is regulated, described bracket I I is arranged on the delivery dolly, and described suspender II, data acquisition module and linear photoconductor sensor all are arranged on the upper end of bracket I I.
The beneficial effects of the utility model are:
(1) simple to operate, measuring speed is fast.The laser beam autoscan, the problem that does not exist other measuring method accurately to aim at is as long as guarantee that the laser scanning height is in linear photoelectric sensor absolute altitude scope.The linear automatic drafting of bridge, and do not need frequent demarcation, thereby speed is fast, the time is short, and traffic control pressure reduces greatly when carrying out the bridge detection.Data acquiring frequency is set according to actual needs;
(2) precision height.The Laser emission subsystem places stable reference point, and corresponding suspender is arranged in Laser emission subsystem and the data acquisition subsystem, guarantee that laser beam gets the vertical of level and linear photoconductor sensor, therefore luffing angle of bridge own and upset variation are little to the measurement result influence, measuring error≤0.01mm;
Other advantages of the present utility model, target, to set forth in the following description to a certain extent with feature, and to a certain extent, based on being conspicuous to those skilled in the art, perhaps can from practice of the present utility model, obtain instruction to investigating hereinafter.Target of the present utility model and other advantages can realize and obtain by following instructions and claims.
Description of drawings
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing the utility model is described in further detail, wherein:
View when Fig. 1 uses for the utility model;
Fig. 2 is a Laser emission subsystem structure synoptic diagram;
Fig. 3 is the data acquisition subsystem structural representation;
Fig. 4 is the data process subsystem structural representation.
Embodiment
Hereinafter with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail.Should be appreciated that preferred embodiment only for the utility model is described, rather than in order to limit protection domain of the present utility model.
1-Laser emission subsystem; The 2-data acquisition subsystem; The 3-data process subsystem; 5-comprises suspender I; The 6-laser control module; The 7-laser beam emitting device; The 8-bracket I; 9-suspender II; The 10-data acquisition module; 11-linear photoconductor sensor; 12-bracket I I; 13-delivers dolly; The 14-wireless transport module; 15-range finding and driver module; 16-data processing main frame.
As shown in Figure 1, the utility model comprises Laser emission subsystem 1, data acquisition subsystem 2, data process subsystem 3; The using method that the utility model is used for the deflection of bridge span measurement is as follows:
(1) laser beam emitting device is placed in permanent datum (bridge pier, bank stabilization place etc.), i.e. laser beam vertical direction invariant position and maintenance level.
(2) data collector is placed in the measured point, adjusts its height by support, guarantees that photoelectric sensor can detect laser beam in the measuring process.
(3) open laser beam emitting device, detect the data acquisition validity of data collector and carry out the initial value demarcation.
(4) at each measurement point, send the data acquisition system (DAS) open command by processing host, carry out data acquisition, currency deducts initial value and is deflection value, carries out the range data collection of this measurement point when gathering deflection data.
As shown in Figure 2, Laser emission subsystem 1 comprises laser control module 6 and laser beam emitting device 7, described Laser emission subsystem 1 is arranged on the permanent datum, and described laser control module 6 is sent the laser beam that horizontally rotates according to data process subsystem 3 order control laser beam emitting devices 7;
Laser emission subsystem 1 comprises suspender I 5, suspender I 5 becomes the big damping bearing of right-angled intersection to constitute by two, laser beam emitting device places suspender I below, naturally sagging under the effect of gravity, guarantee the horizontality of the laser beam sent, adjust its levelness by manual method and not be used in when measuring.
Laser beam emitting device 7 is arranged on to be treated on the permanent datum, comprises laser beam emitting head and focalizer; The laser beam emitting head of selling on the market has certain angle of divergence (0.1～0.2mrad), the emergent pupil aperture is 5mm～10mm, and the maximum span of bridge is a hundreds of rice at present, along with the increase of measuring distance, laser generation scattering, laser spot diameter reaches 300mm～500mm.Laser spot diameter is too big, and light dies down, and can increase the spot identification difficulty, reduces system accuracy, therefore need focalizer be set in the place ahead of laser beam emitting head, can make laser spot diameter keep 20～30mm, guarantees light intensity; In addition, can also be at the outer setting dust cover of generating laser and focusing convex lens, to play effect dustproof and that support.
Laser emission subsystem 1 also comprises bracket I 8, can regulate the height of laser beam emitting device 7 by bracket I 8, guarantees that laser beam that laser beam emitting device is sent out can be got to linear photoconductor sensor height scope in deflection metrology process.
As shown in Figure 3, data acquisition subsystem 2 comprises suspender II 9, data acquisition module 10, linear photoconductor sensor 11, bracket I I 12, driving and range finder module 14, described linear photoconductor sensor 11 receives the laser signal of Laser emission subsystem 1, is sent to data process subsystem 3 through data acquisition module processing 10 and with data with wireless mode;
Suspender II 9 is made of two continuously big damping bearings that are right-angled intersection, and linear photoconductor sensor 11 places the below of suspender II 9, and is sagging naturally under the effect of gravity, guarantees the accuracy of test data.
Bracket I I 12 is arranged on the delivery dolly 13, suspender II 9, data acquisition module 10 and linear photoconductor sensor 11 all are arranged on the upper end of bracket I I 12, bracket I I 12 can regulate the height of linear photoconductor sensor 11, guarantees that laser beam emitting device 6 is sent out in the multiple spot deflection metrology process laser beam can get to the altitude range of linear photoconductor sensors 11 under any one data acquisition subsystem 2.
Driving and range finder module 14 drive delivery dollies 13 and travel at the uniform speed along bridge floor is stable, and according to the requirement of linear measurement, to bridge floor arbitrarily any distance measure and the amount of deflection and the range data of measurement point be transferred to data process subsystem 3 by data acquisition module 10.
As shown in Figure 4, data process subsystem 3 comprises wireless transport module 15 and data processing main frame 16, data processing main frame 16 is connected with wireless transport module 15, and realizes control and data transmission automatically by wireless transport module 15 and data transmission subsystem 1 and data acquisition subsystem 2.
Wherein, wireless transport module 15 receives the amount of deflection and the range data of data acquisition subsystem 2 measurement points and is sent to data processing main frame 16 to Laser emission subsystem 1 transmitting control commands.
To Laser emission subsystem 1 transmitting control commands, also handle with curve fitting and just can finish the linear mapping of bridge by the data of reception data acquisition subsystem 2 by wireless transport module 15 for data processing main frame 16.
Explanation is at last, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the aim and the scope of the technical program, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (8)
1. the linear auto-mapping system of bridge is characterized in that: comprise Laser emission subsystem (1), data acquisition subsystem (2), data process subsystem (3);
Described Laser emission subsystem (1) comprises laser control module (6) and laser beam emitting device (7), described Laser emission subsystem (1) is arranged on the permanent datum, and described laser control module (6) is sent the laser beam that horizontally rotates according to data process subsystem (3) order control laser beam emitting device (7);
Described data acquisition subsystem (2) comprises data acquisition module (10), linear photoconductor sensor (11), delivery dolly (13) and range finding and driver module (14), described data acquisition module (10), linear photoconductor sensor (11) and range finding and driver module (15) all are arranged on the delivery dolly (13), described range finding and driver module (14) are used for driving delivery dolly (13) and measure the distance that delivery dolly (13) passes through, described linear photoconductor sensor (11) is in order to receive the laser signal that Laser emission subsystem (1) is sent, and the data that described range finding and driver module (15) and linear photoconductor sensor (11) record are sent to data process subsystem (3) through data acquisition module (10) processing and with wireless mode;
Described data process subsystem (3) comprises wireless transport module (15) and data processing main frame (16), and described data processing main frame (16) is connected with wireless transport module (15) and realizes control and data transmission automatically by wireless transport module (15) and data transmission subsystem (1) and data acquisition subsystem (2).
2. the linear auto-mapping system of bridge according to claim 1 is characterized in that: described Laser emission subsystem also comprises suspender I (5), and described laser beam emitting device (7) is arranged on suspender I (5) below and sagging naturally.
3. the linear auto-mapping system of bridge according to claim 2, it is characterized in that: described laser control module (6) comprises wireless transmission part, Laser Driven part, described wireless transmission partly is used to receive the control command of data process subsystem (3), and described Laser Driven is partly controlled laser beam emitting device (7) and rotated emission of lasering beam in the horizontal direction.
4. the linear auto-mapping system of bridge according to claim 3 is characterized in that: described laser beam emitting device (7) comprises laser beam emitting head and focalizer, and described focalizer is placed on laser beam emitting head the place ahead.
5. the linear auto-mapping system of bridge according to claim 4 is characterized in that: described Laser emission subsystem (1) also comprises and is used for bracket I (8) that laser beam emitting device (7) is highly regulated.
6. the linear auto-mapping system of bridge according to claim 5, it is characterized in that: described data acquisition subsystem (2) also comprises suspender II (9), described suspender II (9) is arranged on the delivery dolly (13), and described linear photoconductor sensor (11) places the below of suspender II (9) also sagging naturally.
7. the linear auto-mapping system of bridge according to claim 6, it is characterized in that: described data acquisition module (10) comprises signal processing and wireless transmission part, described signal processing is handled linear photoconductor sensor (11) signal, partly is transferred to data process subsystem (3) through wireless transmission.
8. the linear auto-mapping system of bridge according to claim 7, it is characterized in that: described data acquisition subsystem (2) also comprises and is used for bracket I I (12) that linear photoconductor sensor (11) is highly regulated, described bracket I I (12) is arranged on the delivery dolly (13), and described suspender II (9), data acquisition module (10) and linear photoconductor sensor (11) all are arranged on the upper end of bracket I I (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201268290U CN201397130Y (en) | 2009-03-30 | 2009-03-30 | Bridge linear automatic mapping system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201268290U CN201397130Y (en) | 2009-03-30 | 2009-03-30 | Bridge linear automatic mapping system |
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| CN201397130Y true CN201397130Y (en) | 2010-02-03 |
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| CN2009201268290U Expired - Fee Related CN201397130Y (en) | 2009-03-30 | 2009-03-30 | Bridge linear automatic mapping system |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915558A (en) * | 2010-08-09 | 2010-12-15 | 重庆交通大学 | Geometric linear detection method of bridge member |
| CN105180827A (en) * | 2015-07-16 | 2015-12-23 | 武汉科技大学 | Device for detecting crane main beam camber curve |
| CN108106550A (en) * | 2017-12-20 | 2018-06-01 | 温州市创新市政建设工程有限公司 | A kind of bridge construction height limiter |
| CN108387185A (en) * | 2018-04-02 | 2018-08-10 | 三峡大学 | A kind of Test in Situ structure facial disfigurement long term monitoring device and method based on electronic system |
| CN108917624A (en) * | 2018-07-11 | 2018-11-30 | 中北大学 | For the Calculation Method of Deflection of interior engine surface heat insulation layer Thickness sensitivity, device and heat insulation layer thickness detecting method, system |
| CN109930491A (en) * | 2019-04-12 | 2019-06-25 | 广西大学 | A kind of CFST Arch Bridge Construction mobile platform and linear detection system |
| CN111351434A (en) * | 2020-04-22 | 2020-06-30 | 吉林建筑大学 | Building monitoring devices based on BIM technique |
| CN111351475A (en) * | 2019-12-27 | 2020-06-30 | 中铁四局集团有限公司 | Bridge linear monitoring intelligent equipment |
| CN114485412A (en) * | 2021-12-13 | 2022-05-13 | 佛山市公路桥梁工程监测站有限公司 | Bridge deflection measuring device and control method |
| CN115507745A (en) * | 2022-09-20 | 2022-12-23 | 重庆交通大学 | Space coordinate measuring instrument and method for main arch ring node of arch bridge |
| CN117053718A (en) * | 2023-10-11 | 2023-11-14 | 贵州黔程弘景工程咨询有限责任公司 | Beam bottom linear model generation method based on beam bottom linear measurement |
-
2009
- 2009-03-30 CN CN2009201268290U patent/CN201397130Y/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915558B (en) * | 2010-08-09 | 2011-12-14 | 重庆交通大学 | Geometric linear detection method of bridge member |
| CN101915558A (en) * | 2010-08-09 | 2010-12-15 | 重庆交通大学 | Geometric linear detection method of bridge member |
| CN105180827A (en) * | 2015-07-16 | 2015-12-23 | 武汉科技大学 | Device for detecting crane main beam camber curve |
| CN108106550B (en) * | 2017-12-20 | 2020-04-24 | 武平县旺发电子商务有限公司 | Height limiting device for bridge construction |
| CN108106550A (en) * | 2017-12-20 | 2018-06-01 | 温州市创新市政建设工程有限公司 | A kind of bridge construction height limiter |
| CN108387185A (en) * | 2018-04-02 | 2018-08-10 | 三峡大学 | A kind of Test in Situ structure facial disfigurement long term monitoring device and method based on electronic system |
| CN108917624A (en) * | 2018-07-11 | 2018-11-30 | 中北大学 | For the Calculation Method of Deflection of interior engine surface heat insulation layer Thickness sensitivity, device and heat insulation layer thickness detecting method, system |
| CN109930491A (en) * | 2019-04-12 | 2019-06-25 | 广西大学 | A kind of CFST Arch Bridge Construction mobile platform and linear detection system |
| CN111351475A (en) * | 2019-12-27 | 2020-06-30 | 中铁四局集团有限公司 | Bridge linear monitoring intelligent equipment |
| CN111351434A (en) * | 2020-04-22 | 2020-06-30 | 吉林建筑大学 | Building monitoring devices based on BIM technique |
| CN114485412A (en) * | 2021-12-13 | 2022-05-13 | 佛山市公路桥梁工程监测站有限公司 | Bridge deflection measuring device and control method |
| CN114485412B (en) * | 2021-12-13 | 2024-02-20 | 佛山市公路桥梁工程监测站有限公司 | Bridge deflection measuring device and control method |
| CN115507745A (en) * | 2022-09-20 | 2022-12-23 | 重庆交通大学 | Space coordinate measuring instrument and method for main arch ring node of arch bridge |
| CN117053718A (en) * | 2023-10-11 | 2023-11-14 | 贵州黔程弘景工程咨询有限责任公司 | Beam bottom linear model generation method based on beam bottom linear measurement |
| CN117053718B (en) * | 2023-10-11 | 2023-12-12 | 贵州黔程弘景工程咨询有限责任公司 | Beam bottom linear model generation method based on beam bottom linear measurement |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100203 Termination date: 20120330 |