CN102140778A - Spherical wireless real-time monitoring steel support for bridge - Google Patents
Spherical wireless real-time monitoring steel support for bridge Download PDFInfo
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- CN102140778A CN102140778A CN2010101046470A CN201010104647A CN102140778A CN 102140778 A CN102140778 A CN 102140778A CN 2010101046470 A CN2010101046470 A CN 2010101046470A CN 201010104647 A CN201010104647 A CN 201010104647A CN 102140778 A CN102140778 A CN 102140778A
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Abstract
The invention relates to a spherical wireless real-time monitoring steel support for a bridge. The steel support comprises a force-transferring steel post, a rubber sealing ring, a weighing sensor, a data collecting and wireless transmitting device, a solar battery board, a steel slide board, an upper polytetrafluoroethylene board, a lower polytetrafluoroethylene board, an upper support board and a lower support board. A strain collector is used for collecting elastic deformation of the force-transferring steel post to output electric signals in proportion to weight value, after relevant signal conversion and treatment, the electric signals are directly and wirelessly transmitted to a technician, and the counterforce value of the support is displayed, therefore, the working condition of the support is accurately mastered in real time. Compared with the prior art, the spherical wireless real-time monitoring steel support can be fabricated and installed in a factory, thereby having the advantages of simple structure, strong maneuverability and better integral working performance; besides, as the rubber sealing ring is filled around the force-transferring steel post, the steel support can also effectively ensure the durability of sensing systems and has stronger applicability.
Description
Technical field
The present invention relates to a kind of spherical steel support, but especially relate to a kind of spherical steel support that is used for the wireless real-time monitoring of bridge.
Background technology
Bearing is one of vital link of bridge construction, and its working condition can reflect the overall work situation of bridge construction to a great extent, for the engineering staff provides comparatively directly, basis for estimation accurately.Wherein, spherical steel support is to use at present a kind of comparatively widely support style, and a scale is not still had in the relevant monitoring work of domestic bridge pad at this type, and means are simple, and precision is relatively poor, can't accomplish accurately, in real time, monitor all sidedly and control.Therefore, realize that the real-time monitoring of working condition of this type bearing is for building or supporting and maintenance has very important meaning at the monitoring of bridge construction beam, pipe.
Wireless real-time monitoring bearing proposed by the invention is mainly used in spherical steel support, compares with traditional spherical steel support, and this bearing is provided with elastic force-transmitting device, LOAD CELLS and data acquisition and radio transmitting device.The power transmission short column of a steel is set on the upper bracket plate of spherical steel support, gather the elastic deformation information of power transmission steel column by the strain acquirement instrument, the output and the directly proportional signal of telecommunication of counter-force numerical value, after corresponding signal conversion and handling, directly be wirelessly transmitted to data terminal, and demonstrate the numerical value of end reaction, thereby can control the working condition of bearing in real time, exactly.
Summary of the invention
But purpose of the present invention is exactly the spherical steel support that a kind of simple structure, the wireless real-time monitoring that is used for bridge that applicability is strong are provided in order to overcome the defective that above-mentioned prior art exists.
Purpose of the present invention can be achieved through the following technical solutions:
But a kind of spherical steel support that is used for the wireless real-time monitoring of bridge, it is characterized in that, this bearing comprises the power transmission steel column, rubber seal, LOAD CELLS, data acquisition and radio transmitting device, solar panel, the steel slide plate, last polytetrafluoroethylene (PTFE) slide plate, following polytetrafluoroethylene (PTFE) slide plate, upper bracket plate and lower support plate, described power transmission steel column is located at the top of upper bracket plate, described rubber seal be wrapped in the power transmission steel column around, described LOAD CELLS is attached to the side of power transmission steel column, described data acquisition is connected with LOAD CELLS through lead with radio transmitting device, described solar panel is connected in data acquisition and radio transmitting device, described steel slide plate covers on the power transmission steel column through last polytetrafluoroethylene (PTFE) slide plate, and described polytetrafluoroethylene (PTFE) slide plate down is located between upper bracket plate and the lower support plate.
After the load-bearing of described power transmission steel column elastic deformation takes place, gathers strain information by LOAD CELLS, be transferred to data acquisition and radio transmitting device, and final wireless real-time emission, with transfer of data to data terminal.
Described LOAD CELLS and data acquisition and radio transmitting device provide energy by solar panel.
Described power transmission steel column is located at the center at upper bracket plate top, and the diameter of this power transmission steel column is 0.6-0.8 a times of spherical steel support upper bracket board diameter, highly is 30-50mm.
The ring width of described rubber seal is 0.4-0.2 a times of upper bracket board diameter, and the external diameter of this rubber seal is identical with the upper bracket board diameter, and inner edge and power transmission steel column fit tightly, and thickness is identical with the height of power transmission steel column.
The lower end of described upper bracket plate is circular-arc.
Compared with prior art, the present invention can finish making, install in factory, simple structure, and workable, integral working is better; In addition, also can effectively guarantee the durability of sensor-based system by filled rubber sealing ring around the power transmission steel column, applicability is stronger.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the schematic diagram of I-I section of the present invention;
Fig. 3 is a fundamental diagram of the present invention.
1 is that power transmission steel column, 2 is that rubber seal, 3 is that LOAD CELLS, 4 is that data acquisition and radio transmitting device, 5 are that solar panel, 6 is that steel slide plate, 7 is that polytetrafluoroethylene (PTFE) slide plate, 9 was that upper bracket plate, 10 is a lower support plate under last polytetrafluoroethylene (PTFE) slide plate, 8 was among the figure.
The specific embodiment
The present invention is described in detail below in conjunction with the drawings and specific embodiments.
But a kind of spherical steel support that is used for the wireless real-time monitoring of bridge, its structure is shown in Fig. 1-2, this bearing comprises power transmission steel column 1, rubber seal 2, LOAD CELLS 3, data acquisition and radio transmitting device 4, solar panel 5, steel slide plate 6, last polytetrafluoroethylene (PTFE) slide plate 7, following polytetrafluoroethylene (PTFE) slide plate 8, upper bracket plate 9 and lower support plate 10, power transmission steel column 1 is located at the center at the top of upper bracket plate 9, height h1 is 40mm, and diameter D1 is 0.7 times of upper bracket board diameter.Power transmission steel column 1 is not only load transfer device, and is the carrier that strain data is gathered, and is the key device that guarantees monitoring accuracy.Rubber seal 2 be wrapped in power transmission steel column 1 around, thereby guarantee that LOAD CELLS 3 has durability preferably.Annular rubber sealing circle 2 height h2 are all 40mm mutually with power transmission steel column 1, and internal diameter is 0.7 times of upper bracket plate 9 diameters, and annular width B 2 is 0.3 times of upper bracket plate 9 diameters, thereby guarantees that external diameter is identical with the diameter of upper bracket plate 9.
LOAD CELLS 3 is a resistance strain gage, is attached to the side of power transmission steel column 1, and LOAD CELLS 3 is used to gather the strain information of power transmission steel column 1, and it is transferred to data collection and treating apparatus 3, and the precision of this device has determined the monitoring accuracy of counter-force information.Because the bottom of spherical steel support is the cambered surface contact, the stress distribution in the power transmission steel column 1 is more uniform, therefore adopts the method for a point measurement, only at a place strain acquirement device is set.Data acquisition is connected with LOAD CELLS 3 through lead with radio transmitting device 4, and data acquisition and radio transmitting device 4 are used to realize collection, processing and the wireless transmission function of strain data.Data acquisition unit adopts electric resistance wire strain gauge commonly used, collect the elastic deformation information of power transmission steel column 1, the output and the directly proportional signal of telecommunication of weight numerical value then is after corresponding signal conversion, handling, carry out wireless transmission, and finally reflect counter-force numerical value in the corresponding terminal conversion.
Solar panel 5 is located on data acquisition and the radio transmitting device 4, and LOAD CELLS 3 and data acquisition and radio transmitting device 4 provide energy by solar panel 5, thereby realizes measurement, collection and the wireless transmission of data in the real-time monitor procedure.
Steel slide plate 6 covers on the power transmission steel column 1 through last polytetrafluoroethylene (PTFE) slide plate 7, and following polytetrafluoroethylene (PTFE) slide plate 8 is located between upper bracket plate 9 and the lower support plate 10.The lower end of upper bracket plate 9 is circular-arc.
Operating principle of the present invention as shown in Figure 3, elastic deformation takes place after 1 load-bearing of power transmission steel column, gather strain information by LOAD CELLS 3 (foil gauge), be transferred to data acquisition and radio transmitting device 4 (strain ga(u)ge), handle and conversion by data, the wireless real-time emission of final realization to data receiving terminal, obtains end reaction numerical value by data transaction with transfer of data.
The bearing that the present invention is designed, manufacturing process is simple and easy to do, following different with the making of traditional spheroidal bearing on some:
(1) when the upper bracket plate of the spherical steel support of casting, additionally casts a steel power transmission doll at end face;
(2) on the sidewall of power transmission steel column, stick foil gauge and pick out to data acquisition and radio transmitting device with lead;
(3) around the power transmission steel column, wrap up rubber seal;
(4) sensing device is connected, debugs with solar power supply apparatus with radio transmitting device.
Preparation method in conjunction with the traditional spheroidal steel support can produce the spherical steel support of required wireless real-time monitoring easily again.
But a kind of spherical steel support that is used for the wireless real-time monitoring of bridge, this bearing comprises power transmission steel column, rubber seal, LOAD CELLS, data acquisition and radio transmitting device, solar panel, steel slide plate, last polytetrafluoroethylene (PTFE) slide plate, following polytetrafluoroethylene (PTFE) slide plate, upper bracket plate and lower support plate, the power transmission steel column is located at the center at the top of upper bracket plate, highly be 30mm, diameter is 0.6 times of upper bracket board diameter.The power transmission steel column is not only load transfer device, and is the carrier that strain data is gathered, and is the key device that guarantees monitoring accuracy.Rubber seal be wrapped in the power transmission steel column around, thereby guarantee that LOAD CELLS has durability preferably.Annular rubber sealing circle height is all 30mm mutually with the power transmission steel column, and internal diameter is 0.6 times of upper bracket board diameter, and annular width is 0.4 times of upper bracket board diameter, thereby guarantees that external diameter is identical with the diameter of upper bracket plate.
LOAD CELLS is a resistance strain gage, is attached to the side of power transmission steel column, and LOAD CELLS is used to gather the strain information of power transmission steel column, and it is transferred to data collection and treating apparatus, and the precision of this device has determined the monitoring accuracy of counter-force information.Because the bottom of spherical steel support is the cambered surface contact, the stress distribution in the power transmission steel column is more uniform, therefore adopts the method for a point measurement, only at a place strain acquirement device is set.Data acquisition is connected with LOAD CELLS through lead with radio transmitting device, and data acquisition and radio transmitting device are used to realize collection, processing and the wireless transmission function of strain data.Data acquisition unit adopts electric resistance wire strain gauge commonly used, collect the elastic deformation information of power transmission steel column, the output and the directly proportional signal of telecommunication of weight numerical value then is after corresponding signal conversion, handling, carry out wireless transmission, and finally reflect counter-force numerical value in the corresponding terminal conversion.
Solar panel is located on data acquisition and the radio transmitting device, and LOAD CELLS and data acquisition and radio transmitting device provide energy by solar panel, thereby realizes measurement, collection and the wireless transmission of data in the real-time monitor procedure.
The steel slide plate covers on the power transmission steel column through last polytetrafluoroethylene (PTFE) slide plate, and following polytetrafluoroethylene (PTFE) slide plate is located between upper bracket plate and the lower support plate.The lower end of upper bracket plate is circular-arc.
Operating principle of the present invention: after the load-bearing of power transmission steel column elastic deformation takes place, gather strain information by LOAD CELLS, be transferred to data acquisition and radio transmitting device, handle and conversion by data, the wireless real-time emission of final realization, transfer of data to data terminal, is obtained end reaction numerical value by data transaction.
But a kind of spherical steel support that is used for the wireless real-time monitoring of bridge, this bearing comprises power transmission steel column, rubber seal, LOAD CELLS, data acquisition and radio transmitting device, solar panel, steel slide plate, last polytetrafluoroethylene (PTFE) slide plate, following polytetrafluoroethylene (PTFE) slide plate, upper bracket plate and lower support plate, the power transmission steel column is located at the center at the top of upper bracket plate, highly be 50mm, diameter is 0.8 times of upper bracket board diameter.The power transmission steel column is not only load transfer device, and is the carrier that strain data is gathered, and is the key device that guarantees monitoring accuracy.Rubber seal be wrapped in the power transmission steel column around, thereby guarantee that LOAD CELLS has durability preferably.Annular rubber sealing circle height is all 50mm mutually with the power transmission steel column, and internal diameter is 0.8 times of upper bracket board diameter, and annular width is 0.2 times of upper bracket board diameter, thereby guarantees that external diameter is identical with the diameter of upper bracket plate.
LOAD CELLS is a resistance strain gage, is attached to the side of power transmission steel column, and LOAD CELLS is used to gather the strain information of power transmission steel column, and it is transferred to data collection and treating apparatus, and the precision of this device has determined the monitoring accuracy of counter-force information.Because the bottom of spherical steel support is the cambered surface contact, the stress distribution in the power transmission steel column is more uniform, therefore adopts the method for a point measurement, only at a place strain acquirement device is set.Data acquisition is connected with LOAD CELLS through lead with radio transmitting device, and data acquisition and radio transmitting device are used to realize collection, processing and the wireless transmission function of strain data.Data acquisition unit adopts electric resistance wire strain gauge commonly used, collect the elastic deformation information of power transmission steel column, the output and the directly proportional signal of telecommunication of weight numerical value then is after corresponding signal conversion, handling, carry out wireless transmission, and finally reflect counter-force numerical value in the corresponding terminal conversion.
Solar panel is located on data acquisition and the radio transmitting device, and LOAD CELLS and data acquisition and radio transmitting device provide energy by solar panel, thereby realizes measurement, collection and the wireless transmission of data in the real-time monitor procedure.
The steel slide plate covers on the power transmission steel column through last polytetrafluoroethylene (PTFE) slide plate, and following polytetrafluoroethylene (PTFE) slide plate is located between upper bracket plate and the lower support plate.The lower end of upper bracket plate is circular-arc.
Operating principle of the present invention: after the load-bearing of power transmission steel column elastic deformation takes place, gather strain information by LOAD CELLS, be transferred to data acquisition and radio transmitting device, handle and conversion by data, the wireless real-time emission of final realization, transfer of data to data terminal, is obtained end reaction numerical value by data transaction.
Claims (6)
1. but spherical steel support that is used for the wireless real-time monitoring of bridge, it is characterized in that, this bearing comprises the power transmission steel column, rubber seal, LOAD CELLS, data acquisition and radio transmitting device, solar panel, the steel slide plate, last polytetrafluoroethylene (PTFE) slide plate, following polytetrafluoroethylene (PTFE) slide plate, upper bracket plate and lower support plate, described power transmission steel column is located at the top of upper bracket plate, described rubber seal be wrapped in the power transmission steel column around, described LOAD CELLS is attached to the side of power transmission steel column, described data acquisition is connected with LOAD CELLS through lead with radio transmitting device, described solar panel is connected in data acquisition and radio transmitting device, described steel slide plate covers on the power transmission steel column through last polytetrafluoroethylene (PTFE) slide plate, and described polytetrafluoroethylene (PTFE) slide plate down is located between upper bracket plate and the lower support plate.
2. but a kind of spherical steel support that is used for the wireless real-time monitoring of bridge according to claim 1, it is characterized in that, elastic deformation takes place after the load-bearing of described power transmission steel column, gather strain information by LOAD CELLS, be transferred to data acquisition and radio transmitting device, and final wireless real-time emission, with transfer of data to data terminal.
3. but a kind of spherical steel support that is used for the wireless real-time monitoring of bridge according to claim 1 is characterized in that described LOAD CELLS and data acquisition and radio transmitting device provide energy by solar panel.
4. but a kind of spherical steel support that is used for the wireless real-time monitoring of bridge according to claim 1, it is characterized in that, described power transmission steel column is located at the center at upper bracket plate top, and the diameter of this power transmission steel column is 0.6-0.8 a times of spherical steel support upper bracket board diameter, highly is 30-50mm.
5. but a kind of spherical steel support that is used for the wireless real-time monitoring of bridge according to claim 1, it is characterized in that, the ring width of described rubber seal is 0.4-0.2 a times of upper bracket board diameter, the external diameter of this rubber seal is identical with the upper bracket board diameter, inner edge and power transmission steel column fit tightly, and thickness is identical with the height of power transmission steel column.
6. but a kind of spherical steel support that is used for the wireless real-time monitoring of bridge according to claim 1 is characterized in that the lower end of described upper bracket plate is circular-arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101046470A CN102140778B (en) | 2010-02-02 | 2010-02-02 | Spherical wireless real-time monitoring steel support for bridge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101046470A CN102140778B (en) | 2010-02-02 | 2010-02-02 | Spherical wireless real-time monitoring steel support for bridge |
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| CN102140778A true CN102140778A (en) | 2011-08-03 |
| CN102140778B CN102140778B (en) | 2012-11-07 |
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| CN2010101046470A Expired - Fee Related CN102140778B (en) | 2010-02-02 | 2010-02-02 | Spherical wireless real-time monitoring steel support for bridge |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104343083A (en) * | 2013-08-01 | 2015-02-11 | 深圳市市政设计研究院有限公司 | Support and pressure monitoring structure thereof |
| CN104343082A (en) * | 2013-08-01 | 2015-02-11 | 深圳市市政设计研究院有限公司 | Spherical steel support |
| CN105862577A (en) * | 2016-04-29 | 2016-08-17 | 铁道第三勘察设计院集团有限公司 | Bridge force measurement swivel support with real-time monitoring function |
| CN107574750A (en) * | 2017-09-13 | 2018-01-12 | 中交瑞通路桥养护科技有限公司 | Bridge overload early warning bearing |
| CN108035442A (en) * | 2018-01-25 | 2018-05-15 | 上海路博减振科技股份有限公司 | A kind of two-way Self-resetting friction pendulum support of intelligence |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2702299Y (en) * | 2003-12-25 | 2005-05-25 | 中国建筑材料科学研究院 | Probe unit for damages caused by combined action of concrete environment corrosion and mechanic load |
| CN101457512A (en) * | 2007-12-11 | 2009-06-17 | 韦军宏 | Magnetic suspension bridge deck support system |
| CN100582373C (en) * | 2008-05-20 | 2010-01-20 | 重庆交通大学 | Jacking force-adjustable prestressed resilient support structure and construction method thereof |
| KR100904535B1 (en) * | 2009-03-09 | 2009-06-29 | 한세이엔씨(주) | Safety diagnosis equipment to the inside for bridge box girder |
-
2010
- 2010-02-02 CN CN2010101046470A patent/CN102140778B/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104343083A (en) * | 2013-08-01 | 2015-02-11 | 深圳市市政设计研究院有限公司 | Support and pressure monitoring structure thereof |
| CN104343082A (en) * | 2013-08-01 | 2015-02-11 | 深圳市市政设计研究院有限公司 | Spherical steel support |
| CN105862577A (en) * | 2016-04-29 | 2016-08-17 | 铁道第三勘察设计院集团有限公司 | Bridge force measurement swivel support with real-time monitoring function |
| CN107574750A (en) * | 2017-09-13 | 2018-01-12 | 中交瑞通路桥养护科技有限公司 | Bridge overload early warning bearing |
| CN108035442A (en) * | 2018-01-25 | 2018-05-15 | 上海路博减振科技股份有限公司 | A kind of two-way Self-resetting friction pendulum support of intelligence |
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| Publication number | Publication date |
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| CN102140778B (en) | 2012-11-07 |
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