CN205879837U - Coaxial reinforced concrete member measuring equipment of one -dimensional based on equivalent circuit - Google Patents
Coaxial reinforced concrete member measuring equipment of one -dimensional based on equivalent circuit Download PDFInfo
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- CN205879837U CN205879837U CN201620782788.0U CN201620782788U CN205879837U CN 205879837 U CN205879837 U CN 205879837U CN 201620782788 U CN201620782788 U CN 201620782788U CN 205879837 U CN205879837 U CN 205879837U
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Abstract
The utility model discloses a coaxial reinforced concrete member measuring equipment of one -dimensional based on equivalent circuit. Equivalent circuit measuring equipment accomplishes the measurement with the inside and outside conductor of being surveyed the coaxial reinforced concrete member of one -dimensional jointly. Equivalent circuit measuring equipment divides ware, reverse signal isolator, measurement connection port, directional coupler, programmable attenuator, signal analysis ware, switch circuit to constitute by control server, microprocessor, signal source, merit. During the measurement, measure connection port with two of equivalent circuit measuring equipment and be connected to two connecting cables respectively, be connected to the both ends of being surveyed the coaxial reinforced concrete member of one -dimensional respectively through two connecting cables, the inner conductor of being surveyed the coaxial reinforced concrete both ends of one -dimensional with be connected the cable inner conductor connection, the outer conductor is with to be connected the cable outer conductor connection continuous. Geomaterials self is thoughtlessly congealed in this novel utilization becomes a sensing material, and equivalent circuit measuring equipment can accurately guess the coaxial reinforced concrete's of monitoring one -dimensional pathological change state.
Description
(1) technical field
This utility model belongs to construction material detection category, relates to concrete quality monitoring, specifically based on equivalent circuit
One-dimensional coaxial reinforced concrete member measure equipment.
(2) background technology
Concrete is the most widely used structural material in civil engineering structure, and the damage of concrete structure material can be tight
The globality heavily destroying structure, the durability affecting structure, the most directly endanger the safety of engineering structure, therefore, concrete
Material damage detection or monitoring are the important contents of construction quality inspection and monitoring structural health conditions.Concrete component is carried out in real time
Effectively detection and in real time monitoring, scientifically grasp the dynamic change of concrete component structural behaviour, to taking diaster prevention and control in time
Measure, improve structure efficiency of operation, realize xoncrete structure Life cycle sustainable Green Development, ensure people's life
Property safety has earth shaking meaning.
Under the situation that society develops rapidly, the quality testing of various concrete has had raising in various degree.Specially
Profit ZL201520402418.5 " reinforcing bar coaxial cable structure one-dimensional concrete health monitoring step test ", it is a kind of right to give
The health monitor method of the one-dimensional concrete of reinforcing bar coaxial cable structure, but though measuring accuracy or reliability, stability also
Have much room for improvement.
Patent No. ZL201310029782.7 " the concrete monitor and detection instrument with reinforcing bar as electrode and monitor and detection side thereof
Method " utilize reinforcing bar to do electrode, detect the electrical quantity between two reinforcing bar electrodes, it is judged that distress in concrete.The present invention proposes one
The method of kind, but the different structure not according to armored concrete provides different method of testings.
Patent No. ZL201210199249.0 " concrete crack detector with reinforcing bar as electrode ", utilizes emission electrode to swash
Encourage the relation between signal and the response signal receiving electrode, it is judged that distress in concrete.Primary limitation of the present invention is at detection coagulation
The crack of soil, does not detect other Deviant Behavior, there is limitation.
(3) utility model content
The purpose of this utility model is to provide one and varies without concrete material and method for designing, by concrete component certainly
Body becomes a kind of sensing material, uses method based on equivalent-circuit model change dynamic to concrete component to detect.Solve
Certainly prior art detection is the most comprehensive, certainty of measurement and stability, reliability need the problem improved, and meeting increases day by day
The demand that concrete component dynamically detects.
The purpose of this utility model is achieved in that:
A kind of one-dimensional coaxial reinforced concrete member based on equivalent circuit measures equipment, it is characterised in that: equivalent circuit
Measurement equipment completes to measure with the inner and outer conductor of tested one-dimensional coaxial reinforced concrete member jointly.
Reinforcing bar in one-dimensional coaxial reinforced concrete member is coaxial cable structure, has outer conductor and inner wire, outer conductor
Combining by some stirrups, vertical muscle with inner wire, vertical muscle is along one-dimensional coaxial reinforced concrete member axial distribution, stirrup edge
Cross-sectional direction is distributed, and inner wire is positioned at that the center within reinforced concrete member is consistent with outer conductor shape but stirrup
Being smaller in size than outer conductor, outer conductor is positioned at the outside of concrete component, and meets the requirement of one-dimensional concrete component design specification.
Equivalent circuit measures equipment by controlling server, microprocessor, signal source, power splitter, reverse signal isolator, survey
Amount connectivity port, directional coupler, programmable attenuator, signal resolution device, on-off circuit composition.Control server connection communication to connect
Mouthful, communicated with microprocessor by communication interface.
Equivalent circuit is measured two measurement connectivity ports of equipment and is connected to tested one-dimensional by the two ends of connection cable respectively
Coaxial reinforced concrete member two ends, the inner wire at tested one-dimensional coaxial armored concrete two ends connects with being connected cable inner conductor
Connecing, outer conductor connects connected with being connected cable outer conductor.
Microprocessor connecting signal source, on-off circuit, reverse signal isolator, programmable attenuator, signal resolution device, and right
Signal source, reverse signal isolator, programmable attenuator, the mode of operation of signal resolution device are controlled, and receive signal resolution device
Data.
The signal input power splitter 1 of signal source, signal source signal is divided into two-way by power splitter 1, and on-off circuit is delivered on a road,
Programmable attenuator C is sent on one tunnel；The control line of on-off circuit connects microprocessor, and input connects power splitter 1, and output connects respectively
Power splitter 2 and the input of power splitter 3, under control of the microprocessor, on-off circuit is signally attached to merit by what power splitter 1 transmitted
Divide device 2 or power splitter 3；Two inputs of signal resolution device 1 connect directional coupler A (15-1) and the output of power splitter 4 respectively
The output of power splitter 2 is connected respectively to reverse signal isolator A and the input of programmable attenuator A.Reverse signal every
Control line from device A is connected to microprocessor, and accepts the control of microprocessor；The output of reverse signal isolator A is connected to
Directional coupler A；Input signal is given measurement connectivity port A by directional coupler A, and receives signal from measuring connectivity port A,
Signal resolution device 1 is given by the signal of the measurement connectivity port A received；Measure connectivity port A by connecting cable with tested
One-dimensional coaxial armored concrete connects.Two input signals of signal resolution device 1 connect directional coupler A and power splitter 4 respectively
Output signal, the output of control line and data is connected with microprocessor, accepts microprocessor control, to microprocessor output number
According to.The input of programmable attenuator A connects the output of power splitter 2, and control line connects microprocessor, and output is connected to signal resolution device
2；Two input signals of signal resolution device 2 connect programmable attenuator A and the output signal of power splitter 4, control line and number respectively
It is connected with microprocessor according to output, accepts microprocessor control, export data to microprocessor,
The output of power splitter 3 is connected respectively to reverse signal isolator B and the input of programmable attenuator B；Reverse signal every
Control line from device B is connected to microprocessor, and receives the control of microprocessor；The output of reverse signal isolator B is connected to
Directional coupler B.Input signal is given measurement connectivity port B by directional coupler B, and receives signal from measuring connectivity port B,
Signal resolution device 4 is given by the signal of the measurement connectivity port B received.Measure connectivity port B by connecting cable with tested
One-dimensional coaxial armored concrete connects.Two input signals of signal resolution device 4 connect directional coupler B and power splitter 4 respectively
Output signal, the output of control line and data is connected with microprocessor, accepts microprocessor control, to microprocessor output number
According to.The input of programmable attenuator B connects the output of power splitter 3, and control line connects microprocessor, and output is connected to signal resolution device
3.Two input signals of signal resolution device 3 connect programmable attenuator B and the output signal of power splitter 4, control line and number respectively
It is connected with microprocessor according to output, accepts microprocessor control, export data to microprocessor.
The control line of programmable attenuator C is connected to microprocessor, and accepts microprocessor control, and input is connected to power splitter
The output of 1, output is connected to the input of power splitter 4；The input of power splitter 4 is connected to the output of programmable attenuator C, and output connects
To signal resolution device 1, signal resolution device 2, signal resolution device 3, signal resolution device 4.
The inner and outer conductor of tested one-dimensional coaxial reinforced concrete member indulges muscle quantity all not less than 6.
One-dimensional coaxial reinforced concrete member cross section is circular or oval or square or rectangular.
Before measurement, two measurement connectivity ports that equivalent circuit is measured equipment are connected respectively to two connection cables, logical
Cross two connection cables and be connected respectively to the two ends of tested one-dimensional coaxial reinforced concrete member, tested one-dimensional coaxial reinforced concrete
The inner wire at soil two ends connects with being connected cable inner conductor, and outer conductor connects connected with being connected cable outer conductor.
During measurement, control server and communicated with microprocessor by communication interface, measurement is controlled.
Good effect of the present utility model is:
1, one-dimensional coaxial reinforced concrete member is on the basis of varying without concrete material and method for designing so that mixed
Solidifying soil material self becomes a kind of sensing material.
2, use equivalent circuit detection, when concrete component is detected, equivalent circuit can be set up according to equivalent circuit
Model, speculates the pathological condition monitoring one-dimensional coaxial armored concrete easily and accurately according to equivalent-circuit model.
3, at any time concrete health status is monitored in real time, it is achieved the early-warning and predicting to improper health status.
4, measure equipment simple and reliable, use equivalent-circuit model to measure, calculation automation degree high, simple to operate, can
Lean on, it is easy to promote.
(4) accompanying drawing explanation
Fig. 1 is the one-dimensional coaxial reinforced concrete structure schematic diagram of circle of the present utility model.
Fig. 2 is the one-dimensional coaxial reinforced concrete member structural representation of square in this utility model.
Connection figure when Fig. 3 is to use equivalent circuit device measuring tested one-dimensional coaxial reinforced concrete member.
Fig. 4 is that equivalent circuit measures equipment structure chart.
Fig. 5 is signal source circuit figure.
Fig. 6 is reverse signal isolator circuit diagram.
Fig. 7 is programmable attenuator circuit diagram.
Fig. 8～9 is signal resolution device circuit diagram.
In figure, 1 be cross section be circular one-dimensional reinforced concrete member inner wire, 1, be cross section be that square is one-dimensional
Reinforced concrete member inner wire, 2-1～2-n be cross section be circular one-dimensional reinforced concrete member outer conductor stirrup, 3-1～
3-m be for cross section be circular one-dimensional reinforced concrete member outer conductor indulge muscle, 3 ,-1～3 ,-m be for cross section for square
One-dimensional reinforced concrete member outer conductor indulge muscle, 4 ,-1～4 ,-n be cross section be to lead outside square one-dimensional reinforced concrete member
Body stirrup, 5 equivalent circuits measure equipment, 6-1 connect cable A, 6-2 connect cable B, 7 tested one-dimensional coaxial armored concrete, 9
Communication interface, 10 microprocessors, 11 signal sources, 12-1～12-4 power splitter, 13-1 reverse signal isolator A, 13-2 reversely believe
Number isolator B, 14-1 measure connectivity port A, 14-2 and measure connectivity port B, 15-1 directional coupler A, 15-2 directional coupler
B, 16-1 programmable attenuator A, 16-2 programmable attenuator B, 16-3 programmable attenuator C, 17-1 signal resolution device 1,17-signal resolution
Device 2,17-3 signal resolution device 3,17-4 signal resolution device 4,18 on-off circuit, 20 control servers.
(5) detailed description of the invention
This utility model is on the basis of varying without concrete material and method for designing so that concrete material self becomes
For a kind of sensing material.Rebar design in these concrete becomes coaxial cable form, is i.e. designed to outer conductor and inner wire
Form.Outer conductor combines by some stirrups, vertical muscle with inner wire.Vertical muscle axially divides along one-dimensional reinforced concrete member
Cloth, stirrup is distributed along cross-sectional direction, and inner wire is positioned at the center within reinforced concrete member and outer conductor shape one
Causing but dimension of hoop reinforcement is less than outer conductor, outer conductor is positioned at the outside of concrete component, and meets one-dimensional concrete design specification
Design requirement.
One-dimensional coaxial reinforced concrete member can be cross section the most circular, oval, square, rectangular
Dimension reinforced concrete member.According to its cross section by its one-dimensional reinforced concrete member of named circle, oval one-dimensional reinforcing bar
Concrete component, square one-dimensional reinforced concrete member, the one-dimensional reinforced concrete member of rectangle.No matter which kind of one-dimensional reinforcing bar
Code for design of concrete structures requirement is followed in the outer conductor design of concrete component, can ensure that the minimum 6 vertical muscle of outer conductor
Time, design according to normal the Concrete Structure Design standard.If indulged by normal the Concrete Structure Design standard Design Treatment
Muscle is less than 6, then 6 vertical muscle of design.Inner conductor structure is similar with outer conductor, but cross section is less than outer conductor cross section.Inside lead
Body indulge muscle use bar diameter can than outer conductor indulge muscle use bar diameter little or identical, inner wire longitudinal bar spacing can
With with outer conductor identical or less than outer conductor spacing, but 6 vertical muscle of the minimum guarantee of inner wire.
Embodiment 1.See accompanying drawing 1,3.
The outer conductor of circular one-dimensional coaxial reinforced concrete member is by circular stirrups 2-1～2-n, vertical muscle 3-1～3-m combination
Form.The circular, hoop flaccidity of tendon and muscle muscle that inner wire 1 is similar to outer conductor structure combines, but circular stirrups diameter is than outer conductor circle
U stirrup is little, and inner wire is positioned at the shaft core position within reinforced concrete member.
Embodiment 2.See accompanying drawing 2,3.
The inner wire of the coaxial one-dimensional reinforced concrete member of square is 1, outer conductor is by 3 ,-1～3, and-m indulges muscle and 4, and-1
～4 ,-n outer conductor stirrup combines.Inner wire is positioned at square shaft core position within reinforced concrete member.
No matter measuring which kind of one-dimensional reinforced concrete member, its equivalent circuit used measures the complete phase of equipment 5
With.
See accompanying drawing 3.Before measurement, two measurement connectivity ports 14-1,14-2 that equivalent circuit is measured equipment are connected to
Two connect cable 6-1,6-2, are connected respectively to the two ends of tested one-dimensional coaxial reinforced concrete member, quilt by connecting cable
The inner wire surveying one-dimensional coaxial armored concrete two ends connects with being connected cable inner conductor, and outer conductor connects with being connected cable outer conductor
Connect connected.
During measurement, control server 20 and communicated with microprocessor 10 by communication interface 9, measurement is controlled.
See accompanying drawing 4.Equivalent circuit measures equipment 5 by controlling server 20, microprocessor 10, signal source 11, power splitter
12-1～12-4, reverse signal isolator 13-1～13-2, measurement connectivity port 14-1～14-2, directional coupler 15-1～
15-2, programmable attenuator 16-1～16-3, signal resolution device 17-1～17-4, on-off circuit 18 form.Control server to connect
Communication interface 9, is communicated with microprocessor 10 by communication interface 9.
Microprocessor 10 connecting signal source 11, on-off circuit 18, reverse signal isolator 13-1～13-2, programmable attenuator
16-1～16-3, signal resolution device 17-1～17-4, and to signal source 11, reverse signal isolator 13-1～13-2, program control decline
Subtract device 16-1～16-3, the mode of operation of signal resolution device 17-1～17-4 is controlled, and receives the data of signal resolution device.
The signal input power splitter 1 of signal source 11, signal source signal is divided into two-way by power splitter 1, and switch electricity is delivered on a road
Road 18, programmable attenuator C is sent on a road；The control line of on-off circuit 18 connects microprocessor, and input connects power splitter 1, output
Connect power splitter 2 and the input of power splitter 3, under control of the microprocessor, the signal that power splitter 1 is transmitted by on-off circuit respectively
It is connected to power splitter 2 or power splitter 3；
The output of power splitter 2 is connected respectively to reverse signal isolator A and the input of programmable attenuator A.Reverse signal every
Control line from device A is connected to microprocessor, and accepts the control of microprocessor.The output of reverse signal isolator A is connected to
Directional coupler A；Input signal is given measurement connectivity port A by directional coupler A, and receives signal from measuring connectivity port A,
Signal resolution device 1 is given by the signal of the measurement connectivity port A received.Measure connectivity port A by connecting cable with tested
One-dimensional coaxial armored concrete connects.Two input signals of signal resolution device 1 connect directional coupler A and power splitter 4 respectively
Output signal, the output of control line and data is connected with microprocessor, accepts microprocessor control, to microprocessor output number
According to.The input of programmable attenuator A connects the output of power splitter 2, and control line connects microprocessor, and output is connected to signal resolution device
2；Two input signals of signal resolution device 2 connect programmable attenuator A and the output signal of power splitter 4, control line and number respectively
It is connected with microprocessor according to output, accepts microprocessor control, export data to microprocessor.
The output of power splitter 3 is connected respectively to reverse signal isolator B and the input of programmable attenuator B；Reverse signal every
Control line from device B is connected to microprocessor, and accepts the control of microprocessor.The output of reverse signal isolator B is connected to
Directional coupler B；Input signal is given measurement connectivity port B by directional coupler B, and receives signal from measuring connectivity port B,
Signal resolution device 4 is given by the signal of the measurement connectivity port B received；Measure connectivity port B by connecting cable with tested
One-dimensional coaxial armored concrete connects；Two input signals of signal resolution device 4 connect directional coupler B and power splitter 4 respectively
Output signal, the output of control line and data is connected with microprocessor, accepts microprocessor control, to microprocessor output number
According to.The input of programmable attenuator B connects the output of power splitter 3, and control line connects microprocessor, and output is connected to signal resolution device
3；Two input signals of signal resolution device 3 connect programmable attenuator B and the output signal of power splitter 4, control line and number respectively
It is connected with microprocessor according to output, accepts microprocessor control, export data to microprocessor.
The control line of programmable attenuator C is connected to microprocessor, and accepts microprocessor control, and input is connected to power splitter
The output of 1, output is connected to the input of power splitter 4；The input of power splitter 4 is connected to the output of programmable attenuator C, and output connects
To signal resolution device 1, signal resolution device 2, signal resolution device 3, signal resolution device 4.
Equivalent circuit measures the ZC706 development board that the microprocessor 10 in equipment 5 uses U.S. XILINX to produce.Communication connects
Mouth 9 is the serial line interface of ZC706.Power splitter 1, power splitter 2, power splitter 3, power splitter 4 uses identical model, is Shanghai China
The SHX-GF2-100 that Hunan computer communication Engineering Co., Ltd produces.Measure connectivity port 14-1,14-2 and use same model,
For bnc connector.Directional coupler 15-1,15-2 use same model: SHX310-003060, and manufacturer is Shanghai Hua Xiang
Computer communication Engineering Co., Ltd.On-off circuit 18 uses ShangHai HuaXiang Computer Communication Engineering Co., Ltd: SHX801-
01.Control server and use common desktop computer or notebook computer.
Signal source circuit figure sees accompanying drawing 5.
In figure, US1 is ADF4350, and ANALOG DEVICES company of the U.S. produces.US2 is the vibration of 26MHZ active crystal
Device, US3 is ADF4153, and ANALOG DEVICES company of the U.S. produces.
CLKA, DATAA, LEA, CLKB, DATAB, LEB, MUXS, MUXO, LD are connected to the I/O pin of ZC706.
See accompanying drawing 6 reverse signal isolator circuit diagram.
Reverse signal isolator 13-1,13-2 use same circuits.Wherein, UA1, UA3: integrated circuit, model: NBB-
400, by U.S. RF Micro Devices, Inc. company produces.UA2: integrated circuit, model: PE43704, by the U.S.
Peregrine Semiconductor Corp company produces.GLIN: connect power splitter output, GLOUT: connect directional coupler
Input.
A0, A1, A2, D0, D1, D2, D3, D4, D5, D6, SI, CLK, LE, P/S are connected to the I/O pin of ZC706.
See Fig. 7 programmable attenuator circuit diagram.Programmable attenuator 16-1,16-2 use same circuits.In figure, UD6: integrated
Circuit, model: PE43704, U.S. Peregrine Semiconductor Corp company produce.
A0, A1, A2, D0, D1, D2, D3, D4, D5, D6, SI, CLK, LE, P/S are connected to the I/O pin of ZC706.
See Fig. 8～9 signal resolution device circuit diagrams.Signal resolution device 1, signal resolution device 2, signal resolution device 3, signal solution
Parser 4 uses same circuits.
In figure, AD9361 is used as two paths of signals resolver, so whole equivalent measurement equipment have employed two groups by above-mentioned electricity
The module of road composition, constitutes four road signal resolution devices.
The AD9361 that UR1: Analog Devices company of the U.S. produces.
The TCM1-63AX+ that UR2, UR3: Mini-Circuits company of the U.S. produces
JP1, JP2, JP3:BNC connector.JP1 connects directional coupler, and JP2 connects programmable attenuator, and JP3 connects merit and divides
The output of device 3.
The JP1 of two groups of circuit connects respectively: directional coupler A and directional coupler B；
The JP2 of two groups of circuit connects respectively: programmable attenuator A and programmable attenuator B；
The JP3 of two groups of circuit connects respectively: the two-way output of power splitter 4.
Entitled AUXADC, AUXDAC1, AUXDAC2, RX_F_N, RX_F_P, TX_F_N, TX_F_P in two groups of circuit,
SPIDO, SPIDI, SPICLK, SPIEN, CLKOUT, RESETB, EN, ENAGC, F_CLK_N, F_CLK_P, D_CLK_N, D_
CLK_P, TXNRX, P0_D [0:11], P1_D [0:11], GPIO [0:3], CTRLIN [0:3], the connection net of CTRLOUT [0:7]
Network is all connected to the I/O pin of ZC706.
Equivalent circuit is used to measure the equipment measurement to tested one-dimensional coaxial reinforced concrete member, according to equivalent electric drive test
The measurement result of the tested one-dimensional coaxial reinforced concrete member that amount device measuring obtains, can speculate monitoring one easily and accurately
Tie up the pathological changes of coaxial armored concrete.
Claims (4)
1. an one-dimensional coaxial reinforced concrete member based on equivalent circuit measures equipment, it is characterised in that: equivalent electric drive test
Amount equipment (5) completes to measure with the inner and outer conductor of tested one-dimensional coaxial reinforced concrete member (7) jointly；
Reinforcing bar in one-dimensional coaxial reinforced concrete member is coaxial cable structure, has outer conductor and inner wire, and outer conductor is with interior
Conductor is combined by some stirrups, vertical muscle, and vertical muscle is along one-dimensional coaxial reinforced concrete member axial distribution, and stirrup is along transversal
Face directional spreding, inner wire is positioned at that the center within reinforced concrete member is consistent with outer conductor shape but dimension of hoop reinforcement
Less than outer conductor, outer conductor is positioned at the outside of concrete component, and meets the requirement of one-dimensional concrete component design specification；
Equivalent circuit measure equipment (5) by control server (20), microprocessor (10), signal source (11), power splitter (12-1～
12-4), reverse signal isolator (13-1～13-2), measure connectivity port (14-1～14-2), directional coupler (15-1～
15-2), programmable attenuator (16-1～16-3), signal resolution device (17-1～17-4), on-off circuit (18) composition, control service
Device connects communication interface (9), is communicated with microprocessor (10) by communication interface (9)；
Equivalent circuit is measured two measurement connectivity ports (14-1,14-of equipment by two ends (6-1,6-2) respectively that connect cable
2) it is connected to tested one-dimensional coaxial reinforced concrete member two ends, the inner wire at tested one-dimensional coaxial armored concrete two ends and company
Connecing cable inner conductor to connect, outer conductor connects connected with being connected cable outer conductor；
Microprocessor (10) connecting signal source (11), on-off circuit (18), reverse signal isolator (13-1～13-2), program control decline
Subtract device (16-1～16-3), signal resolution device (17-1～17-4), and to signal source (11), reverse signal isolator (13-1～
13-2), programmable attenuator (16-1～16-3), the mode of operation of signal resolution device (17-1～17-4) be controlled, receive letter
The data of number resolver.
2. one-dimensional coaxial reinforced concrete member based on equivalent circuit as claimed in claim 1 measures equipment, and its feature exists
In: signal input power splitter 1 (12-1) of signal source (11), signal source signal is divided into two-way by power splitter 1, and switch is delivered on a road
Circuit (18), programmable attenuator C (16-3) is sent on a road；The control line of on-off circuit (18) connects microprocessor, and input connects
Power splitter 1 (12-1), output connects power splitter 2 (12-2) and the input of power splitter 3 (12-3) respectively, in the control of microprocessor
Under, what power splitter 1 was transmitted by on-off circuit is signally attached to power splitter 2 or power splitter 3；
The output of power splitter 2 (12-2) is connected respectively to the defeated of reverse signal isolator A (13-1) and programmable attenuator A (16-1)
Enter；The control line of reverse signal isolator A (13-1) is connected to microprocessor, and accepts the control of microprocessor；Reverse signal
The output of isolator A (13-1) is connected to directional coupler A (15-1)；Input signal is given measurement and is connected by directional coupler A
Port A (14-1), and receive signal from measuring connectivity port A (14-1), the signal of the measurement connectivity port A received is given
Signal resolution device 1 (17-1)；Measure connectivity port A (14-1) by connecting cable with tested one-dimensional coaxial armored concrete even
Connect；Two input signals of signal resolution device 1 (17-1) connect directional coupler A (15-1) and power splitter 4 (12-4) respectively
Output signal, control line is connected with microprocessor with data output, accepts microprocessor control, exports data to microprocessor；
The input of programmable attenuator A (16-1) connects the output of power splitter 2 (12-2), and control line connects microprocessor, and output is connected to
Signal resolution device 2 (17-2)；Two input signals of signal resolution device 2 (17-2) connect respectively programmable attenuator A (16-1) and
The output signal of power splitter 4 (12-4), control line is connected with microprocessor with data output, accepts microprocessor control, Xiang Wei
Processor output data；
The output of power splitter 3 (12-3) is connected respectively to the defeated of reverse signal isolator B (13-2) and programmable attenuator B (16-2)
Enter；The control line of reverse signal isolator B (13-2) is connected to microprocessor, and receives the control of microprocessor；Reverse signal
The output of isolator B (13-2) is connected to directional coupler B (15-2)；Input signal is given measurement and is connected by directional coupler B
Port B (14-2), and receive signal from measuring connectivity port B, give signal solution by the signal of the measurement connectivity port B received
Parser 4 (17-4)；Measure connectivity port B (14-2) and be connected with tested one-dimensional coaxial armored concrete by connecting cable；Signal
Two input signals of resolver 4 (17-4) connect the output letter of directional coupler B (15-2) and power splitter 4 (12-4) respectively
Number, control line is connected with microprocessor with data output, accepts microprocessor control, exports data to microprocessor；Program control decline
The input subtracting device B (16-2) connects the output of power splitter 3 (12-3), and control line connects microprocessor, and output is connected to signal solution
Parser 3 (17-3)；Two input signals of signal resolution device 3 connect programmable attenuator B (16-2) and power splitter 4 (12-4) respectively
Output signal, the output of control line and data is connected with microprocessor, accepts microprocessor control, to microprocessor output number
According to；
The control line of programmable attenuator C (16-3) is connected to microprocessor, and accepts microprocessor control, and input is connected to merit and divides
The output of device 1 (12-1), output is connected to the input of power splitter 4 (12-4)；The input of power splitter 4 (12-4) is connected to program control declining
Subtracting the output of device C (16-3), output is connected to signal resolution device 1 (17-1), signal resolution device 2 (17-2), signal resolution device 3
(17-3), signal resolution device 4 (17-4).
3. one-dimensional coaxial reinforced concrete member based on equivalent circuit as claimed in claim 1 measures equipment, and its feature exists
In: the inner and outer conductor of tested one-dimensional coaxial reinforced concrete member (7) indulges muscle quantity all not less than 6.
4. one-dimensional coaxial reinforced concrete member based on equivalent circuit as claimed in claim 1 measures equipment, and its feature exists
In: one-dimensional coaxial reinforced concrete member cross section is circular or oval or square or rectangular.
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| CN201620782788.0U CN205879837U (en) | 2016-07-22 | 2016-07-22 | Coaxial reinforced concrete member measuring equipment of one -dimensional based on equivalent circuit |
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| CN201620782788.0U CN205879837U (en) | 2016-07-22 | 2016-07-22 | Coaxial reinforced concrete member measuring equipment of one -dimensional based on equivalent circuit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105973944A (en) * | 2016-07-22 | 2016-09-28 | 四川大学 | One-dimensional coaxial reinforced concrete member measuring device and method based on equivalent circuit |
| CN107064473A (en) * | 2017-06-06 | 2017-08-18 | 四川大学 | Circular cross-section self-induction intelligence Multiinputoutput concrete component health monitor method |
-
2016
- 2016-07-22 CN CN201620782788.0U patent/CN205879837U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105973944A (en) * | 2016-07-22 | 2016-09-28 | 四川大学 | One-dimensional coaxial reinforced concrete member measuring device and method based on equivalent circuit |
| CN105973944B (en) * | 2016-07-22 | 2018-07-10 | 四川大学 | One-dimensional coaxial reinforced concrete member measuring apparatus and method based on equivalent circuit |
| CN107064473A (en) * | 2017-06-06 | 2017-08-18 | 四川大学 | Circular cross-section self-induction intelligence Multiinputoutput concrete component health monitor method |
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