CN106052630A - Bridge rubber support deformation monitoring device - Google Patents
Bridge rubber support deformation monitoring device Download PDFInfo
- Publication number
- CN106052630A CN106052630A CN201610559415.1A CN201610559415A CN106052630A CN 106052630 A CN106052630 A CN 106052630A CN 201610559415 A CN201610559415 A CN 201610559415A CN 106052630 A CN106052630 A CN 106052630A
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- China
- Prior art keywords
- display lamp
- monitoring device
- normally opened
- signal processor
- coil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
Abstract
The invention discloses a bridge rubber support deformation monitoring device comprising a signal processor, an early warning device, a first pressure measurement module which is pre-embedded in a rubber support and a second pressure measurement module which is arranged at the side surface of the rubber support. The output ends of the first pressure measurement module and the second pressure measurement module are electrically connected with the signal processor. The signal processor is electrically connected with the early warning device. The bridge rubber support deformation monitoring device is simple in structure so that the internal and external deformation of the bridge rubber support can be accurately monitored and whether use of the support is affected by deformation and failure can be judged; and detection cost is low so that the detection process, manpower and material resources can be effectively saved, working efficiency can be enhanced, detection work is safe, simple and convenient and the detection result is safe and reliable.
Description
Technical field
The invention belongs to Bridge Inspection field, particularly to a kind of bridge rubber bearing deformation monitoring device.
Background technology
For runing the bridge of phase, increase over time and there will be the various disease problem such as breakage, deformation, if can not
Finding in time and dispose, the problem on deformation of bridge rubber bearing will threaten the safe handling of bridge further.Bridge maintenance
Specification is distinctly claimed in the routine inspection of bridge necessary emphasis and checks the disease conditions of bridge rubber bearing.
When checking the deformation condition of bridge rubber bearing, typically it is difficult to due to position touch, needs by many outer secondary
Assistant engineer has, and even employs the huge tool such as large-scale detection car and detects, and i.e. enables close contact bridge rubber bearing, owing to propping up
The volume of seat is the least, also can only generally observe the lateral surface of bearing, it is impossible to effectively observe the actual operation feelings of bearing
Condition, it is impossible to accurately provide the deformation of bearing.In the case of bearing complete failure, if can not correctly judge, for bridge
It is exactly a calamity undoubtedly for the safety of beam.
Summary of the invention
It is an object of the invention to, for above-mentioned the deficiencies in the prior art, it is provided that a kind of bridge rubber bearing deformation monitoring
Device, can monitor the deflection that bearing is inside and outside accurately, and testing cost is low, and simple in construction is easy to use, and safety can
Lean on.
For solving above-mentioned technical problem, the technical solution adopted in the present invention is:
A kind of bridge rubber bearing deformation monitoring device, including signal processor, prior-warning device, is embedded within rubber support in advance
First pressure measuring module, the second pressure measuring module of rubber support side, described first pressure measuring module and the second pressure
The outfan of power measurement module electrically connects with signal processor, and signal processor electrically connects with prior-warning device.
By said structure, the first pressure measuring module measures the deflection within rubber support, the second pressure measxurement mould
Block measures the deflection outside rubber support, and inside and outside measurement result is delivered to signal processor, then by signal processing
Device controls prior-warning device and makes respective reaction.Operator i.e. may know that, according to the reaction of prior-warning device, the change that bearing is inside and outside
Shape amount, thus make correct counter-measure.
As a kind of optimal way, described first pressure measuring module includes strain-ga(u)ge transducer.
As a kind of optimal way, described second pressure measuring module includes four pressure being distributed on bearing side surrounding
Sensor, during measurement, selects the outfan of a pressure transducer to electrically connect with signal processor.
As a kind of optimal way, described strain-ga(u)ge transducer be positioned at the superiors in described bearing two-layer stiffened steel plates it
Between, described strain-ga(u)ge transducer horizontal positioned.
By said structure, strain-ga(u)ge transducer can reflect the deflection within bearing more truly.
As a kind of optimal way, described prior-warning device includes the first display lamp;Described signal processor includes power supply, change
Device, control centre, the first relay, described first relay is sent to include first coil and the first normally opened contact associated;Described
The outfan of strain-ga(u)ge transducer is connected with control centre by transmitter, and control centre is connected with first coil;Described first
Normally opened contact and the first display lamp are concatenated into the first branch road, and described first branch road is attempted by both ends of power.
Strain-ga(u)ge transducer detects the deflection within bearing and reaches control centre, control centre's root by transmitter
According to the magnitude relationship between internal detected value and default internal pressure threshold, select to control first coil whether electric, thus
Controlling whether the first normally opened contact closes, the first display lamp is the brightest.
As a kind of optimal way, described prior-warning device includes the second display lamp;Described signal processor includes power supply, change
Device, control centre, the second relay, described second relay is sent to include the second coil and the second normally opened contact associated;Described
The outfan of pressure transducer is connected with control centre by transmitter, and control centre is connected with the second coil;Described second normal
Opening contact and the second display lamp is concatenated into the second branch road, described second branch road is attempted by both ends of power.
Pressure transducer detects the deflection of carrier exterior and reaches control centre by transmitter, control centre according to
Magnitude relationship between external detection value and default external pressure threshold value, select to control the second coil whether electric, thus control
Making whether the second normally opened contact closes, the second display lamp is the brightest.
Further, described prior-warning device also includes the 3rd display lamp and the 4th display lamp;Described signal processor also wraps
Including the 3rd relay and the 4th relay, described 3rd relay includes tertiary coil and the 3rd normally opened contact of association, described
4th relay includes the 4th coil and the 4th normally opened contact of association;Tertiary coil and the 4th coil all with control centre's phase
Even;3rd normally opened contact and the 3rd display lamp are concatenated into the 3rd branch road, and the 4th normally opened contact and the 4th display lamp are concatenated into the 4th
Branch road;Described 3rd branch road and the 4th branch road are all attempted by both ends of power.
Pressure transducer detects the deflection of carrier exterior and reaches control centre by transmitter, control centre according to
Magnitude relationship between external detection value and the external pressure threshold value (external pressure threshold value is divided into Three Estate) preset, selects control
Tertiary coil processed and the 4th coil whether electric, thus control the 3rd normally opened contact and whether the 4th normally opened contact closes, the 3rd
Display lamp and the 4th display lamp are the brightest.
As a kind of optimal way, described control centre is single-chip microcomputer.
Further, the charge port being charged for described power supply is also included.
Compared with prior art, present configuration is simple, can monitor bridge rubber bearing accurately inside and outside
Deflection, it is judged that whether bearing affects use because of deformation failure;Testing cost is low, be effectively saved check operation,
Human and material resources, improve work efficiency, check that work safety is easy and testing result is safe and reliable.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the invention.
Fig. 2 is the main sectional view of rubber support in Fig. 1.
Fig. 3 is the A-A sectional view of rubber support one embodiment in Fig. 2.
Fig. 4 is the A-A sectional view of another embodiment of rubber support in Fig. 2.
Fig. 5 is the circuit structure diagram of Fig. 1.
Wherein, 1 is beam body, and 2 is bearing, and 3 is strain-ga(u)ge transducer, and 4 is pressure transducer, and 5 is pier stud, and 6 pass for signal
Defeated line, 7 is the first display lamp, and 8 is power supply, and 9 is charge port, and 10 is signal processor, and 11 is main switch, and 12 dock for transmission line
Hole, 13 is transmitter, and 14 is control centre, and 15 is the second display lamp, and 16 is the 3rd display lamp, and 17 is the 4th display lamp, and 18 are
Stiffened steel plates, K1 is first coil, and K2 is the second coil, and K3 is tertiary coil, and K4 is the 4th coil, S1 be first normally opened touch
Point, S2 is the second normally opened contact, and S3 is the 3rd normally opened contact, and S4 is the 4th normally opened contact.
Detailed description of the invention
As shown in Figures 1 to 5, one embodiment of the invention includes signal processor 10, prior-warning device, is embedded in rubber in advance and props up
The seat the first pressure measuring module within 2, the second pressure measuring module of rubber support 2 side, described first pressure measxurement mould
The outfan of block and the second pressure measuring module electrically connects with signal processor 10, and signal processor 10 is electrically connected with prior-warning device
Connect.
Described first pressure measuring module includes strain-ga(u)ge transducer 3, the outfan of strain-ga(u)ge transducer 3 all with signal at
Reason device 10 electrically connects.
Described second pressure measuring module includes four pressure transducers 4 being distributed on bearing 2 side surrounding, during measurement,
The outfan selecting a pressure transducer 4 electrically connects with signal processor 10.
Described strain-ga(u)ge transducer 3 in described bearing 2 between the two-layer stiffened steel plates 18 of the superiors, described foil gauge
Sensor 3 horizontal positioned.Strain-ga(u)ge transducer 3 shown in Fig. 2 and Fig. 3, pressure transducer 4 and rectangular plate type rubber support 2
Installation site relation.Strain-ga(u)ge transducer 3 shown in Fig. 2 and Fig. 4, pressure transducer 4 and the installation of circular laminated rubber bearing 2
Position relationship.
Pressure transducer 4 can be converted by conventional pressure sensor, rubber substitute original steel, it is to avoid its impact
The normal operation of seat 2.
Described prior-warning device includes the first display lamp 7;Described signal processor 10 includes in power supply 8, transmitter 13, control
The heart the 14, first relay, described first relay includes first coil K1 and the first normally opened contact S1 of association;Described foil gauge
The outfan of sensor 3 is connected with control centre 14 by transmitter 13, and control centre 14 is connected with first coil K1;Described
One normally opened contact S1 and the first display lamp 7 are concatenated into the first branch road, and described first branch road is attempted by power supply 8 two ends.Described power supply 8
Also as transmitter 13 and the working power of control centre 14, its annexation the most not shown, but do not affect this area
Technical staff's the understanding of the present invention and application.
Strain-ga(u)ge transducer 3 detects the deflection within bearing 2 and reaches control centre 14 by transmitter 13, controls
Center 14 is according to the magnitude relationship between internal detected value and default internal pressure threshold A, and selection controls first coil K1 and is
Electricly no, thus control whether the first normally opened contact S1 closes, the first display lamp 7 is the brightest.Such as, serious when rubber support 2
When pressurized or crimp, if the pressure that strain-ga(u)ge transducer 3 detects is more than A, then control centre 14 controls first coil K1
Obtain electric, thus the first normally opened contact S1 Guan Bi, the first display lamp 7 is bright.As long as the first display lamp 7 is bright, just after main switch 11 is opened
It is three grades of early warning.
Described prior-warning device also includes the second display lamp the 15, the 3rd display lamp 16 and the 4th display lamp 17;At described signal
Reason device 10 also includes the second relay, the 3rd relay and the 4th relay;Described second relay includes the second line of association
Circle K2 and the second normally opened contact S2, described 3rd relay includes the tertiary coil K3 and the 3rd normally opened contact S3 of association, described
4th relay includes the 4th coil K4 and the 4th normally opened contact S4 of association;The outfan of described pressure transducer 4 is by becoming
Sending device 13 to be connected with control centre 14, the second coil K2, tertiary coil K3 and the 4th coil K4 are all connected with control centre 14;Institute
Stating the second normally opened contact S2 and the second display lamp 15 is concatenated into the second branch road, the 3rd normally opened contact S3 and the 3rd display lamp 16 concatenate
The 3rd branch road, the 4th normally opened contact S4 and the 4th display lamp 17 is become to be concatenated into the 4th branch road;Described second branch road, the 3rd branch road and
4th branch road is all attempted by power supply 8 two ends.
Pressure transducer 4 has four, and point limit is distributed in the side of rubber support 2 equally spacedly.During measurement, select a pressure
Force transducer 4 is connected with transmitter 13.This pressure transducer 4 is detected the deflection outside bearing 2 and is passed by transmitter 13
To control centre 14, control centre 14 according to external detection value and preset external pressure threshold value (external pressure threshold value from little to
Be divided into greatly Three Estate B, C, D) between magnitude relationship, select to control the second coil K2, tertiary coil K3 and the 4th coil K4
Whether electric, thus control the second normally opened contact S2, whether the 3rd normally opened contact S3 and the 4th normally opened contact S4 closes, second refers to
Show that lamp the 15, the 3rd display lamp 16 and the 4th display lamp 17 are the brightest.
Along with the deformation of rubber support 2, beam body 1 is sunk or side is by the extruding of rubber support 2 and slowly contact pressure
Sensor 4, first the force value that pressure transducer 4 is measured progressivelyes reach B value, causes the second display lamp 15 bright;Then C is reached
Value, causes the second display lamp 15 and the 3rd display lamp 16 bright;Reach D value again, cause the second display lamp the 15, the 3rd display lamp 16 and
4th display lamp 17 is the brightest.
In Fig. 2, signal M1 is from strain-ga(u)ge transducer 3, and signal M2 is from one of four pressure transducers 4.
Described control centre 14 is single-chip microcomputer.
Present invention additionally comprises the charge port 9 being charged for described power supply 8.
Signal transmssion line 6 between strain-ga(u)ge transducer 3, pressure transducer 4 and signal processor 10 is changed by service cable
Dress forms, for the transmission of information.The length of signal transmssion line 6 according to field condition and the situation that detects demand in the future and
Fixed.
Having five bars transmission lines 6, a connection strain-ga(u)ge transducer 3 in the middle of beam body 1 and pier stud 5, other four lines divide
Lian Jie pressure transducer 4.
The signal transmssion line 6 selecting a pressure transducer 4 and a strain-ga(u)ge transducer 3 is connected to transmission line butt hole
12, transmission line butt hole 12 link signal processor 10.In view of the safety convenient detected in the future, when not detecting at ordinary times, will
The terminal of transmission line butt hole 12 and five bars transmission lines 6 is fixed at bridge railing, then packages and avoid breakage.
First display lamp the 7, second display lamp the 15, the 3rd display lamp 16 and the 4th display lamp 17 are reequiped by hernia flash lamp
?.
Before being ready to detection, must be by charge port 9 by fully charged for power supply 8.It is front good connection, optionally to use
The signal transmssion line 6 of one radical pressure transducer 4 is connected to transmission line butt hole 12, then is transmitted by the signal of strain-ga(u)ge transducer 3
Line 6 is connected to transmission line butt hole 12, utilizes signal transmssion line 6 to be connected with signal processor 10 transmission line butt hole 12.Substantially
Check that signal transmssion line 6 without damaging, opens main switch 11 with or without damage, confirmation signal transmission line 6.For internal modification,
If the first display lamp 7 does not works, then rubber support 2 is internal also in normal operation, if if the first display lamp 7 is bright, representing rubber
Glue bearing 2 is internal exists gross distortion, is three grades of early warning.For dimensional deformation, (rubber support 2 the most seriously becomes under normal circumstances
The situation of shape), pressure transducer 4 is also not affected by beam body 1 and the extruding of rubber support 2, the second display lamp the 15, the 3rd display lamp 16
All will not be bright with the 4th display lamp 17;After bearing 2 entirety starts deformation, by slight to serious, the extruding journey of pressure transducer 4
The most from light to heavy, bright second display lamp 15 time slight, for one-level early warning for degree;It is further continued for development, bright second display lamp 15 and the 3rd
Display lamp 16, is two grades of early warning;Second display lamp the 15, the 3rd display lamp 16 and the 4th display lamp 17 all light time serious, is three grades
Early warning.Then need according to above step, then the circuit of remaining three pressure transducers 4 is connected to transmission line docking one by one
Hole 12, each detection one time.Last comprehensive each detection case, if two or more three grades of early warning occur, then must be more
Change bearing 2.One three grades of early warning occurs, or occurs that two grades of early warning of three or more than three then consider replacing time 2.Other feelings
Condition is then normal.In addition to the accuracy of testing result, can reexamine test first display lamp the 7, second display lamp 15, the
Three display lamps 16 and the 4th display lamp 17 are with or without damage, in order to avoid affecting testing result.
Claims (9)
1. a bridge rubber bearing deformation monitoring device, it is characterised in that include signal processor (10), prior-warning device, in advance
It is embedded in the first pressure measuring module that rubber support (2) is internal, the second pressure measuring module of rubber support (2) side, described
The outfan of the first pressure measuring module and the second pressure measuring module electrically connects with signal processor (10), signal processor
(10) electrically connect with prior-warning device.
2. bridge rubber bearing deformation monitoring device as claimed in claim 1, it is characterised in that described first pressure measxurement mould
Block includes strain-ga(u)ge transducer (3).
3. bridge rubber bearing deformation monitoring device as claimed in claim 1, it is characterised in that described second pressure measxurement mould
Block includes four pressure transducers (4) being distributed on bearing (2) side surrounding, during measurement, selects a pressure transducer (4)
Outfan electrically connects with signal processor (10).
4. bridge rubber bearing deformation monitoring device as claimed in claim 2, it is characterised in that described strain-ga(u)ge transducer
(3) it is positioned between the two-layer stiffened steel plates (18) of the superiors in described bearing (2), described strain-ga(u)ge transducer (3) horizontal positioned.
5. the bridge rubber bearing deformation monitoring device as described in claim 2 or 4, it is characterised in that described prior-warning device bag
Include the first display lamp (7);Described signal processor (10) includes power supply (8), transmitter (13), control centre (14), first continues
Electrical equipment, described first relay includes first coil (K1) and first normally opened contact (S1) of association;Described strain-ga(u)ge transducer
(3) outfan is connected with control centre (14) by transmitter (13), and control centre (14) is connected with first coil (K1);Institute
Stating the first normally opened contact (S1) and the first display lamp (7) is concatenated into the first branch road, described first branch road is attempted by power supply (8) two
End.
6. bridge rubber bearing deformation monitoring device as claimed in claim 3, it is characterised in that described prior-warning device includes the
Two display lamps (15);Described signal processor (10) includes power supply (8), transmitter (13), control centre (14), the second relay
Device, described second relay includes the second coil (K2) and second normally opened contact (S2) of association;Described pressure transducer (4)
Outfan is connected with control centre (14) by transmitter (13), and control centre (14) is connected with the second coil (K2);Described
Two normally opened contacts (S2) and the second display lamp (15) are concatenated into the second branch road, and described second branch road is attempted by power supply (8) two ends.
7. bridge rubber bearing deformation monitoring device as claimed in claim 6, it is characterised in that described prior-warning device also includes
3rd display lamp (16) and the 4th display lamp (17);Described signal processor (10) also includes the 3rd relay and the 4th relay
Device, described 3rd relay includes tertiary coil (K3) and the 3rd normally opened contact (S3) of association, and described 4th relay includes
4th coil (K4) of association and the 4th normally opened contact (S4);Tertiary coil (K3) and the 4th coil (K4) are all and control centre
(14) it is connected;3rd normally opened contact (S3) and the 3rd display lamp (16) are concatenated into the 3rd branch road, the 4th normally opened contact (S4) and
Four display lamps (17) are concatenated into the 4th branch road;Described 3rd branch road and the 4th branch road are all attempted by power supply (8) two ends.
8. bridge rubber bearing deformation monitoring device as claimed in claim 5, it is characterised in that described control centre (14) is
Single-chip microcomputer.
9. bridge rubber bearing deformation monitoring device as claimed in claim 5, it is characterised in that also include for described power supply
(8) charge port (9) being charged.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610559415.1A CN106052630A (en) | 2016-07-15 | 2016-07-15 | Bridge rubber support deformation monitoring device |
Applications Claiming Priority (1)
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CN201610559415.1A CN106052630A (en) | 2016-07-15 | 2016-07-15 | Bridge rubber support deformation monitoring device |
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CN201610559415.1A Pending CN106052630A (en) | 2016-07-15 | 2016-07-15 | Bridge rubber support deformation monitoring device |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108195343A (en) * | 2018-01-26 | 2018-06-22 | 云南合信工程检测咨询有限公司 | Architectural vibration-insulation rubber supporting seat lateral heterogeneity device for detecting deformation and detection method |
CN108953483A (en) * | 2018-09-29 | 2018-12-07 | 广船国际有限公司 | Ventilating system vibration abatement |
CN110411688A (en) * | 2019-07-31 | 2019-11-05 | 广州市城市规划勘测设计研究院 | A kind of abutment safety monitoring device |
CN111156913A (en) * | 2020-01-04 | 2020-05-15 | 江苏平山交通设施有限公司 | Self-sensing intelligent bridge support and system based on Internet of things technology |
CN113532703A (en) * | 2021-07-20 | 2021-10-22 | 北京隽德科技有限公司 | Intelligent device for real-time force measurement of bridge support |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108195343A (en) * | 2018-01-26 | 2018-06-22 | 云南合信工程检测咨询有限公司 | Architectural vibration-insulation rubber supporting seat lateral heterogeneity device for detecting deformation and detection method |
CN108953483A (en) * | 2018-09-29 | 2018-12-07 | 广船国际有限公司 | Ventilating system vibration abatement |
CN110411688A (en) * | 2019-07-31 | 2019-11-05 | 广州市城市规划勘测设计研究院 | A kind of abutment safety monitoring device |
CN110411688B (en) * | 2019-07-31 | 2020-11-24 | 广州市城市规划勘测设计研究院 | Support safety monitoring device |
CN111156913A (en) * | 2020-01-04 | 2020-05-15 | 江苏平山交通设施有限公司 | Self-sensing intelligent bridge support and system based on Internet of things technology |
CN113532703A (en) * | 2021-07-20 | 2021-10-22 | 北京隽德科技有限公司 | Intelligent device for real-time force measurement of bridge support |
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Application publication date: 20161026 |