CN113203435A - Urban bridge health monitoring system based on Internet of things - Google Patents
Urban bridge health monitoring system based on Internet of things Download PDFInfo
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- CN113203435A CN113203435A CN202110423025.2A CN202110423025A CN113203435A CN 113203435 A CN113203435 A CN 113203435A CN 202110423025 A CN202110423025 A CN 202110423025A CN 113203435 A CN113203435 A CN 113203435A
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- base
- lifting
- vertical
- monitoring system
- anemoscope
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The invention discloses an urban bridge health monitoring system based on the Internet of things, which comprises a remote control center, wherein the remote control center is connected with a field data collector through a wireless network, and the field data collector is connected with an inclinometer, a displacement meter, a vibration sensor, a reinforcing steel bar meter, an embedded strain gauge, an anemoscope, a temperature sensor and a camera which are arranged on a bridge; the anemoscope comprises an anemoscope body (1), and a mounting frame (2) is arranged at the lower end of the anemoscope body (1); the wind meter is characterized in that the mounting rack (2) comprises a base (3), a damping seat (4) is arranged below the base (3), a lifting vertical support (5) is arranged above the base (3), and the wind meter body (1) is fixed at the upper end of the lifting vertical support (5). The invention has the characteristics of convenient maintenance and low maintenance cost.
Description
Technical Field
The invention relates to a bridge monitoring device, in particular to an urban bridge health monitoring system based on the Internet of things.
Background
As a component of the traffic system, bridges play an important role in the development and evolution of human civilization. With the development of modern science and technology and the continuous increase of transportation demand, large bridges are more and more appeared in the visual field of people, the manufacturing cost of the bridges is many hundreds of millions or even billions yuan, and the bridges have important strategic significance in the aspects of transportation, military affairs, social life and the like. In the process of construction and use of the bridge, due to the erosion of environment and harmful substances, the effects of vehicles, wind, earthquakes, fatigue, human factors and the like and the continuous degradation of the performance of materials, various parts of the structure are damaged and degraded to different degrees before the design life is not reached. If the damage cannot be detected and maintained in time, the driving safety is influenced and the service life of the bridge is shortened, and the bridge is damaged and collapsed suddenly. Therefore, various instruments are needed to carry out all-around monitoring on the bridge health, and the wind speed measuring instrument is one of the instruments. At present, a bridge anemometer is usually a rod member (such as a guardrail) installed at the edge of a main beam, and due to the impact effect of vehicle load on an orthogonal irregular plate of a bridge deck system and the disturbance of a vehicle bridge to a surrounding flow field, the real-time monitoring of anemometers arranged at the edge of the main beam on wind field data is greatly interfered, and in order to reduce the influence of vehicles, the anemometers are generally installed at a higher position by using a high rod. However, because the anemoscope is installed at a higher position, the anemoscope can be maintained only by adopting a climbing ladder during maintenance, which is inconvenient and high in cost; meanwhile, the ascending ladder is arranged on a corresponding vehicle, so that a lane is occupied when the ascending ladder is used, and traffic is influenced. Therefore, the prior art has the problems of inconvenient maintenance and higher maintenance cost.
Disclosure of Invention
The invention aims to provide an urban bridge health monitoring system based on the Internet of things. The invention has the characteristics of convenient maintenance and low maintenance cost.
The technical scheme of the invention is as follows: the urban bridge health monitoring system based on the Internet of things comprises a remote control center, wherein the remote control center is connected with a field data collector through a wireless network, and the field data collector is connected with an inclinometer, a displacement meter, a vibration sensor, a steel bar meter, an embedded strain gauge, an anemograph, a temperature sensor and a camera which are arranged on a bridge; the anemoscope comprises an anemoscope body, and a mounting frame is arranged at the lower end of the anemoscope body; the mounting bracket comprises a base, a shock absorption seat is arranged below the base, a lifting vertical support is arranged above the base, and the anemoscope body is fixed at the upper end of the lifting vertical support.
In the urban bridge health monitoring system based on the internet of things, the damping seat comprises a fixed base, a cylindrical groove is formed in the middle of the upper surface of the fixed base, and a vertical limiting groove is formed in the annular side wall of the cylindrical groove; the cylindrical sleeve is arranged in the cylindrical groove, a middle reset spring is arranged at the bottom in the cylindrical sleeve, a vertical limiting sliding block corresponding to the vertical limiting groove is arranged on the outer side wall of the cylindrical sleeve, and a mounting base is arranged above the cylindrical sleeve.
In the urban bridge health monitoring system based on the internet of things, a group of fixing studs distributed annularly are arranged on the upper surface of the fixing base, and a group of through holes corresponding to the fixing studs are arranged on the mounting base and the base; the fixing screw bolt sequentially penetrates through the mounting base and the base to be connected with the fixing nut; and a damping spring sleeved on the fixing stud is further arranged between the mounting base and the fixing base.
In the urban bridge health monitoring system based on the internet of things, a damping gasket is arranged between the mounting base and the base.
In the urban bridge health monitoring system based on the internet of things, the lifting vertical support comprises a bottom vertical sleeve fixed above the base, a lifting driving hydraulic cylinder is arranged at the bottom in the bottom vertical sleeve, a lifting chassis is arranged at the output end of the lifting driving hydraulic cylinder, and an upper vertical support is arranged on the lifting chassis; the lifting chassis is provided with a lifting base plate, the lifting base plate is provided with a lifting support, the lifting support is provided with a lifting base plate, the lifting base plate is provided with a through hole matched with a lifting base plate, the lifting base plate is provided with a lifting base plate, and the lifting base plate is provided with a lifting base plate, the lifting base plate is provided with a lifting base plate, the lifting base plate is provided with a vertical support, the lifting base plate is arranged above the lifting base plate is provided with a lifting base plate, the lifting base plate is provided with a lifting base plate, and is provided with a lifting base plate, the lifting base plate is arranged above the lifting base plate, the lifting base plate is provided with a lifting base plate, the lifting base plate, and is provided with a vertical support, the lifting base plate is provided.
In the urban bridge health monitoring system based on the internet of things, the inner wall surface of the vertical sleeve at the bottom is provided with the vertical sliding groove, and the outer edge surface of the lifting chassis is provided with the vertical sliding block corresponding to the vertical sliding groove.
Compared with the prior art, the wind speed indicator body is arranged at the upper end of the lifting type vertical support, the lifting of the lifting type vertical support is utilized to complete the lifting of the wind speed indicator body, the daily maintenance of the wind speed indicator body can be completed without using ascending equipment, the structure is simple, and the operation is convenient. Meanwhile, the damping seat is arranged, so that the influence of vibration generated by vehicles on the anemoscope can be effectively reduced, the accuracy of monitoring data of the anemoscope is improved, the damage to internal parts of the anemoscope can be reduced, and the service life of the anemoscope is prolonged. In conclusion, the invention has the characteristics of convenient maintenance and low maintenance cost.
Drawings
FIG. 1 is a structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
fig. 3 is a structural view of the present invention in an extended state.
The labels in the figures are: 1-an anemograph body, 2-a mounting rack, 3-a base, 4-a shock-absorbing seat, 5-a lifting vertical support, 401-a fixed base, 402-a cylindrical groove, 403-a vertical limit groove, 404-a cylindrical sleeve, 405-a middle reset spring, 406-a vertical limit slider, 407-a mounting base, 408-a fixed stud, 409-a fixed nut, 410-a shock-absorbing spring, 6-a shock-absorbing gasket, 501-a bottom vertical sleeve, 502-a lifting driving hydraulic cylinder, 503-a lifting chassis, 504-an upper vertical support, 505-a cover plate, 506-a through hole, 507-a limit hole, 508-a stud, 509-a fastening nut, 510-a vertical chute and 511-a vertical slider.
Detailed Description
The invention is further illustrated by the following figures and examples, which are not to be construed as limiting the invention.
Examples are given. The urban bridge health monitoring system based on the Internet of things comprises a remote control center, wherein the remote control center is connected with a field data collector through a wireless network, and the field data collector is connected with an inclinometer, a displacement meter, a vibration sensor, a reinforcing steel bar meter, an embedded strain gauge, an anemograph, a temperature sensor and a camera which are arranged on a bridge; the anemoscope comprises an anemoscope body 1, and a mounting frame 2 is arranged at the lower end of the anemoscope body 1; the mounting rack 2 comprises a base 3, a shock absorption seat 4 is arranged below the base 3, a lifting vertical support 5 is arranged above the base 3, and the anemoscope body 1 is fixed at the upper end of the lifting vertical support 5.
The damping seat 4 comprises a fixed base 401, a cylindrical groove 402 is formed in the middle of the upper surface of the fixed base 401, and a vertical limiting groove 403 is formed in the annular side wall of the cylindrical groove 402; a cylindrical sleeve 404 is arranged in the cylindrical groove 402, a middle reset spring 405 is arranged at the bottom in the cylindrical sleeve 404, a vertical limiting slide block 406 corresponding to the vertical limiting groove 403 is arranged on the outer side wall of the cylindrical sleeve 404, and an installation base 407 is arranged above the cylindrical sleeve 404.
A group of fixing studs 408 distributed annularly are arranged on the upper surface of the fixing base 401, and a group of through holes corresponding to the fixing studs 408 are arranged on the mounting base 407 and the base 3; the mounting structure further comprises a fixing nut 409, and the fixing stud 408 sequentially penetrates through the mounting base 407 and the base 3 to be connected with the fixing nut 409; a damping spring 410 sleeved on the fixing stud 408 is further disposed between the mounting base 407 and the fixing base 401.
A shock absorbing gasket 6 is arranged between the mounting base 407 and the base 3.
The lifting vertical support 5 comprises a bottom vertical sleeve 501 fixed above the base 3, a lifting driving hydraulic cylinder 502 is arranged at the bottom in the bottom vertical sleeve 501, a lifting chassis 503 is arranged at the output end of the lifting driving hydraulic cylinder 502, and an upper vertical support 504 is arranged on the lifting chassis 503; the top of the bottom vertical sleeve 501 is provided with a cover plate 505, the middle part of the cover plate 505 is provided with a through hole 506 matched with the upper vertical support 504, the cover plate 505 is also provided with a group of limit holes 507 distributed annularly, the lifting chassis 503 is provided with a stud 508 corresponding to the limit hole 507, and the stud 508 is provided with a fastening nut 509 positioned above the cover plate 505.
The inner wall surface of the bottom vertical sleeve 501 is provided with a vertical sliding chute 510, and the outer edge surface of the lifting chassis 503 is provided with a vertical sliding block 511 corresponding to the vertical sliding chute 510.
The bridge data collected by the inclinometer, the displacement meter, the vibration sensor, the steel bar meter, the embedded strain gauge, the anemoscope, the temperature sensor and the camera are transmitted to the field data collector, and the field data collector transmits the data back to the remote control center through a wireless network.
The outer edge surface of the fixing base is also provided with bolt holes, and the bolts are fixed with the installation ground through the bolt holes.
When the lifting vertical support needs to descend, the fastening nut is manually unscrewed, so that the fastening nut is separated from the stud, the lifting driving hydraulic cylinder is controlled to descend, the lifting chassis is driven to descend, the vertical sliding block descends along the vertical sliding groove, the upper vertical support is driven to descend, and after the vertical support descends to a designated position, an operator can overhaul the anemoscope body.
When the upper vertical support needs to be lifted, the output end of the lifting driving hydraulic cylinder extends to drive the lifting chassis and the upper vertical support to lift, the stud on the upper surface of the lifting chassis penetrates through the limiting hole, the lifting chassis is in contact with the cover plate, the lifting driving hydraulic cylinder stops extending, and then the fastening nut is manually installed on the stud.
The installation process between cushion socket and the base: the cylindrical sleeve with the reset spring is inserted into the cylindrical groove, the through hole in the mounting base corresponds to the fixing stud on the fixing base, the damping gasket is placed above the mounting base, then the base is placed on the damping gasket, and after the fixing stud penetrates through the through hole in the base, the mounting base and the fixing base are connected together through the fixing nut. Meanwhile, the fixed base is fixed on the ground of the area to be installed through bolts.
Claims (6)
1. Urban bridge health monitoring system based on thing networking, its characterized in that: the system comprises a remote control center, wherein the remote control center is connected with a field data collector through a wireless network, and the field data collector is connected with an inclinometer, a displacement meter, a vibration sensor, a reinforcing steel bar meter, an embedded strain gauge, an anemoscope, a temperature sensor and a camera which are arranged on a bridge; the anemoscope comprises an anemoscope body (1), and a mounting frame (2) is arranged at the lower end of the anemoscope body (1); the wind meter is characterized in that the mounting rack (2) comprises a base (3), a damping seat (4) is arranged below the base (3), a lifting vertical support (5) is arranged above the base (3), and the wind meter body (1) is fixed at the upper end of the lifting vertical support (5).
2. The Internet of things-based urban bridge health monitoring system according to claim 1, wherein: the damping seat (4) comprises a fixed base (401), a cylindrical groove (402) is formed in the middle of the upper surface of the fixed base (401), and a vertical limiting groove (403) is formed in the annular side wall of the cylindrical groove (402); the novel cylindrical positioning device is characterized in that a cylindrical sleeve (404) is arranged in the cylindrical groove (402), a middle reset spring (405) is arranged at the bottom in the cylindrical sleeve (404), a vertical limiting slide block (406) corresponding to the vertical limiting groove (403) is arranged on the outer side wall of the cylindrical sleeve (404), and a mounting base (407) is arranged above the cylindrical sleeve (404).
3. The Internet of things-based urban bridge health monitoring system according to claim 2, wherein: the upper surface of the fixed base (401) is provided with a group of fixing studs (408) which are distributed annularly, and the mounting base (407) and the base (3) are provided with a group of through holes corresponding to the fixing studs (408); the fixing device also comprises a fixing nut (409), and a fixing stud (408) sequentially penetrates through the mounting base (407) and the base (3) to be connected with the fixing nut (409); and a damping spring (410) sleeved on the fixing stud (408) is further arranged between the mounting base (407) and the fixing base (401).
4. The Internet of things-based urban bridge health monitoring system according to claim 3, wherein: and a damping gasket (6) is arranged between the mounting base (407) and the base (3).
5. The Internet of things-based urban bridge health monitoring system according to claim 1, wherein: the lifting type vertical support (5) comprises a bottom vertical sleeve (501) fixed above the base (3), a lifting driving hydraulic cylinder (502) is arranged at the bottom in the bottom vertical sleeve (501), a lifting chassis (503) is arranged at the output end of the lifting driving hydraulic cylinder (502), and an upper vertical support (504) is arranged on the lifting chassis (503); the top of the bottom vertical sleeve (501) is provided with a cover plate (505), the middle of the cover plate (505) is provided with a through hole (506) matched with the upper vertical support (504), the cover plate (505) is further provided with a group of limit holes (507) distributed in an annular mode, the lifting chassis (503) is provided with a stud (508) corresponding to the limit holes (507), and the stud (508) is provided with a fastening nut (509) located above the cover plate (505).
6. The Internet of things-based urban bridge health monitoring system according to claim 5, wherein: the inner wall surface of the bottom vertical sleeve (501) is provided with a vertical sliding groove (510), and the outer edge surface of the lifting chassis (503) is provided with a vertical sliding block (511) corresponding to the vertical sliding groove (510).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110423025.2A CN113203435A (en) | 2021-04-19 | 2021-04-19 | Urban bridge health monitoring system based on Internet of things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110423025.2A CN113203435A (en) | 2021-04-19 | 2021-04-19 | Urban bridge health monitoring system based on Internet of things |
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| Publication Number | Publication Date |
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| CN113203435A true CN113203435A (en) | 2021-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110423025.2A Pending CN113203435A (en) | 2021-04-19 | 2021-04-19 | Urban bridge health monitoring system based on Internet of things |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204421957U (en) * | 2015-02-05 | 2015-06-24 | 韩丙虎 | A kind of bridge structure health condition monitoring system |
| CN107817016A (en) * | 2017-10-18 | 2018-03-20 | 成都上甲光电科技有限公司 | The installing mechanism of sensor in a kind of bridge health monitoring system |
| CN207300396U (en) * | 2017-10-18 | 2018-05-01 | 成都上甲光电科技有限公司 | It is easy to the bearing of replacing sensor in bridge health monitoring system |
| CN207883084U (en) * | 2018-03-13 | 2018-09-18 | 广州清宇信息科技有限公司 | A kind of forest fire Intelligent remote control monitoring device |
| CN208418514U (en) * | 2018-07-11 | 2019-01-22 | 胡莅果 | A kind of solar street light |
| CN208982968U (en) * | 2018-09-21 | 2019-06-14 | 厦门叁壹伍捌信息技术有限公司 | A kind of community management monitoring device |
| CN210402649U (en) * | 2019-11-11 | 2020-04-24 | 中交公规土木大数据信息技术（北京）有限公司 | Bridge level and straightness monitoring system that hangs down |
| CN212012876U (en) * | 2018-11-28 | 2020-11-24 | 谢跃兰 | Bridge supervisory equipment convenient to repair |
| CN112113604A (en) * | 2020-07-24 | 2020-12-22 | 广东省建筑科学研究院集团股份有限公司 | State monitoring method of bridge health monitoring hardware system |
-
2021
- 2021-04-19 CN CN202110423025.2A patent/CN113203435A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204421957U (en) * | 2015-02-05 | 2015-06-24 | 韩丙虎 | A kind of bridge structure health condition monitoring system |
| CN107817016A (en) * | 2017-10-18 | 2018-03-20 | 成都上甲光电科技有限公司 | The installing mechanism of sensor in a kind of bridge health monitoring system |
| CN207300396U (en) * | 2017-10-18 | 2018-05-01 | 成都上甲光电科技有限公司 | It is easy to the bearing of replacing sensor in bridge health monitoring system |
| CN207883084U (en) * | 2018-03-13 | 2018-09-18 | 广州清宇信息科技有限公司 | A kind of forest fire Intelligent remote control monitoring device |
| CN208418514U (en) * | 2018-07-11 | 2019-01-22 | 胡莅果 | A kind of solar street light |
| CN208982968U (en) * | 2018-09-21 | 2019-06-14 | 厦门叁壹伍捌信息技术有限公司 | A kind of community management monitoring device |
| CN212012876U (en) * | 2018-11-28 | 2020-11-24 | 谢跃兰 | Bridge supervisory equipment convenient to repair |
| CN210402649U (en) * | 2019-11-11 | 2020-04-24 | 中交公规土木大数据信息技术（北京）有限公司 | Bridge level and straightness monitoring system that hangs down |
| CN112113604A (en) * | 2020-07-24 | 2020-12-22 | 广东省建筑科学研究院集团股份有限公司 | State monitoring method of bridge health monitoring hardware system |
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Application publication date: 20210803 |