CN103837582B - A kind of micro-damage rammed earth salinity measuring nose structure for earthen ruins protection - Google Patents
A kind of micro-damage rammed earth salinity measuring nose structure for earthen ruins protection Download PDFInfo
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- CN103837582B CN103837582B CN201410104200.1A CN201410104200A CN103837582B CN 103837582 B CN103837582 B CN 103837582B CN 201410104200 A CN201410104200 A CN 201410104200A CN 103837582 B CN103837582 B CN 103837582B
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- salinity
- rammed earth
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Abstract
The present invention relates to a kind of micro-damage rammed earth salinity measuring nose structure for earthen ruins protection; it includes that salinity measures probe, warm and humid measurement probe and mounting box; wherein, described salinity measurement probe, warm and humid measurement probe and mounting box are respectively provided with two arrays of electrodes；Described salinity measures probe, is used for measuring the internal salinity of rammed earth, inserts inside rammed earth when measuring；Two arrays of electrodes on described mounting box, for measuring the salinity on rammed earth surface, contacts with rammed earth surface during measurement；After gathering signal, it is transmitted separately in subtraction/modulate circuit, described subtraction/modulate circuit transmits a signal in single-chip microcomputer by A/D the passage one and A/D passage two on single-chip microcomputer respectively, and described single-chip microcomputer transmits after processing two groups of signals to salinity output module and exports.Present configuration can not only the most enough measure the salinity within rammed earth, moreover it is possible to measures the salinity on rammed earth top layer, more can meet the actual demand of earthen ruins protection, it is achieved the detection to rammed earth salt dynamics.
Description
Technical field
The present invention relates to electronic machine fields of measurement, particularly relate to a kind of micro-damage for earthen ruins protection
Rammed earth salinity measuring nose structure.
Background technology
Earthen ruins is chronically among the natural climate environment of field, by various natural causes erosion with
Damaging, wherein the weather of soda acid rain and violent evaporation exacerbates the salination of the soil body, and salting deterioration becomes west
One of typical engineering geological problems in backlands district earthen ruins.Therefore, strengthen rammed earth salinity in earthen ruins
Measurement, for prevent these building historical relics occur bigger Collapse Deformations etc. there is certain directive significance,
Historical relic's protection work offer is provided simultaneously effectively there is theoretical foundation targetedly.In view of tested
Survey the particularity of object, it is desirable to measure and carry out under the conditions of lossless or micro-damage, and can in situ,
Transmission data measured by line.Therefore it provides a kind of the most online salt of micro-damage being specifically designed to earthen ruins protection
Point measurement apparatus has stronger use value for earthen ruins protection.
Current salinity sensor is mainly used in the salinity of field soil and measures.Such as porous ceramics chip soil
Earth salt sub sensor, but its size is relatively big, is directly used in earthen ruins protection relatively big to body of wall infringement, and
Addition standard K CI solution is needed to calibrate through after a period of time, it is impossible to directly apply to earthen ruins and protect
Protecting scene, though time domain/frequency domain bounce technique can realize on-line measurement in situ, but its principle is complicated, and cost is relatively
Height, frequency electromagnetic waves is easily disturbed, and is also not suitable for large area and protects for soil mud plant protection.
In view of drawbacks described above, creator of the present invention obtains this finally through research for a long time and practice
Creation.
Summary of the invention
It is an object of the invention to provide a kind of micro-damage rammed earth salinity measuring nose for earthen ruins protection
Structure, in order to overcome above-mentioned technological deficiency.
For achieving the above object, the present invention provides a kind of micro-damage rammed earth salinity for earthen ruins protection to survey
Amount front-end architecture, it includes that salinity measures probe, warm and humid measurement probe and mounting box, wherein,
Described salinity is measured and is respectively provided with two arrays of electrodes on probe, warm and humid measurement probe and mounting box, and Heng Yuan flows
The electrode that one and Heng Yuan stream two is measured on probe and mounting box with described salinity respectively is connected；
Described salinity measures probe, is used for measuring the internal salinity of rammed earth, inserts inside rammed earth when measuring；
Two arrays of electrodes on described mounting box, for measuring the salinity on rammed earth surface, connects with rammed earth surface during measurement
Touch；
Constant-current source one is the electrifying electrodes on mounting box, and constant-current source two measures the electrode on probe for salinity
Energising, after gathering signal, is transmitted separately in subtraction/modulate circuit, and described subtraction/modulate circuit divides
Tong Guo not transmit a signal in single-chip microcomputer by A/D the passage one and A/D passage two on single-chip microcomputer, institute
State to transmit after two groups of signals are processed by single-chip microcomputer to salinity output module and export.
Further, described salinity is measured and is arranged two arrays of electrodes on probe, totally four electrodes, wherein,
The electrode in outside is exciting electrode, and middle two electrodes are acquisition electrode, salinity is measured probe and inserts
Inside rammed earth, it is used for measuring the internal salt dynamics of rammed earth.
Further, a rectangular plastic steel disc is set outside described mounting box, it arranges two groups of electricity
Pole, totally four electrodes, at rectangular plastic-steel wherein two electrodes of outermost as exciting electrode, in
Between two electrodes as acquisition electrode, this steel sheet is attached to rammed earth surface, is used for measuring rammed earth top layer
Salt dynamics.
Further, described salinity measures the plastic cement carbon-point that probe is hollow.
Further, described warm and humid measurement probe is provided with temperature and moisture sensors, is used for measuring
The temperature and humidity parameter of rammed earth, described single-chip microcomputer rammed earth humiture takes compensation and revises rammed earth salinity,
To obtain rammed earth salinity measured value more accurately.
Further, described salinity is measured the two arrays of electrodes on probe and is perpendicular to detecting probe surface installation.
The beneficial effects of the present invention is compared with prior art: present configuration can not only be former
The salinity within rammed earth is enough measured in position, moreover it is possible to measure the salinity on rammed earth top layer, more can meet earthen ruins and protect
The actual demand protected, it is achieved the detection to rammed earth salt dynamics.
Accompanying drawing explanation
Fig. 1 is the overall knot of micro-damage rammed earth salinity measuring nose structure that the present invention protects for earthen ruins
Structure block diagram；
Fig. 2 a is that the present invention is for measuring the schematic side view of the internal salinity measuring nose structure of rammed earth；
Fig. 2 b is that the present invention is for measuring the structural representation of the probe of rammed earth salt surfactant；
Fig. 2 c is that the present invention is for measuring the schematic top plan view of the internal salinity measuring nose structure of rammed earth；
Fig. 3 is that the present invention is for measuring the installation diagram of the probe of rammed earth salt surfactant.
Detailed description of the invention
Below in conjunction with accompanying drawing, to the present invention, above-mentioned and other technical characteristic and advantage are made more detailed
Explanation.
Refer to shown in Fig. 1, before it is used for micro-damage rammed earth salinity measurement of earthen ruins protection for the present invention
The overall structure block diagram of end structure, the present invention include salinity measure probe 1, warm and humid measurement probe 2 with
And mounting box, measure at described salinity and be respectively provided with two groups on probe, warm and humid measurement probe and mounting box
Electrode, two Heng Yuan streams are connected with the electrode on described salinity measurement probe and mounting box respectively.
Described salinity measures probe 1, is used for measuring the internal salinity of rammed earth, inserts in rammed earth when measuring
Portion, two arrays of electrodes thereon is perpendicular to detecting probe surface and installs；Two arrays of electrodes on described mounting box is used for
Measure the salinity on rammed earth surface, contact with rammed earth surface during measurement；The meeting when rammed earth internal salt dynamics
Cause the change of soil conductivity, be not constant-current source with resistance variations owing to flowing through the electric current on electrode,
Therefore, the change of rammed earth electrical conductivity necessarily causes the change of voltage on electrode, measures rammed earth surface respectively
On electrode and internal rammed earth electrode, the change of voltage, just can know that the change of rammed earth electrical conductivity.
In the present invention, constant-current source one is the electrifying electrodes on mounting box, and constant-current source two is measured for salinity
Electrifying electrodes on probe, after gathering signal, is transmitted separately in subtraction/modulate circuit, described subtraction
/ modulate circuit transmits a signal to list by A/D the passage one and A/D passage two on single-chip microcomputer respectively
In sheet machine, described single-chip microcomputer transmits after processing two groups of signals to salinity output module and exports.
Referring to shown in Fig. 2 a, it is used for measuring the internal salinity measuring nose structure of rammed earth for the present invention
Schematic side view, it be the plastic cement carbon-point of hollow that described salinity measures probe 1, it is arranged two groups electric
Pole, totally four electrodes, wherein, outermost electrode 3 is exciting electrode, and middle two electrodes 2 are
Acquisition electrode, measures salinity probe 1 and inserts inside rammed earth, is used for measuring the internal salt dynamics of rammed earth.
Described warm and humid measurement probe 2 is provided with temperature and moisture sensors, for measuring rammed earth
Temperature and humidity parameter, described single-chip microcomputer rammed earth humiture takes compensation and revises rammed earth salinity, with
To rammed earth salinity measured value more accurately.
Refer to shown in Fig. 2 b and 3, its for the present invention for measuring the probe of rammed earth salt surfactant
Structural representation and installation diagram；Described salinity measures probe 1 and temperature and humidity measurement probe 2 length with straight
Footpath is the least, and diameter can accomplish below 5mm, length and adjusting according to practical situation.Described
Probe interior is provided with wire 4, for output signal.
Referring to shown in Fig. 2 c, it is used for measuring the internal salinity measuring nose structure of rammed earth for the present invention
Schematic top plan view；One rectangular plastic steel disc is set outside described mounting box, it arranges two groups of electricity
Pole, totally four electrodes, at rectangular plastic-steel wherein two electrodes 12 of outermost as exciting electrode,
This steel sheet, as acquisition electrode, is attached to rammed earth surface, is used for measuring rammer by middle two electrodes 13
Soil top layer salt dynamics.
The particular/special requirement protected for above-mentioned earthen ruins, the change of rammed earth salinity is mainly reflected in body of wall table
The position that the most poly-top layer of layer is shallower, is just that the salt dynamics of this position can seriously calculate the complete of bad body of wall
Whole property.This structure can not only the most enough measure the salinity within rammed earth, moreover it is possible to measures rammed earth top layer
Salinity, more can meet earthen ruins protection actual demand.
The foregoing is only presently preferred embodiments of the present invention, be merely illustrative for invention, and
Nonrestrictive.Those skilled in the art understands, in the spirit and scope that invention claim is limited
In it can be carried out many changes, amendment, even equivalence, but fall within protection scope of the present invention
In.
Claims (5)
1. the micro-damage rammed earth salinity measuring nose structure for earthen ruins protection, it is characterised in that
It includes that salinity measures probe, warm and humid measurement probe and mounting box, wherein, measures at described salinity
It is respectively provided with two arrays of electrodes, constant-current source one and constant-current source two on probe, warm and humid measurement probe and mounting box
The electrode measured on probe with the electrode on described mounting box and salinity respectively is connected；
Described salinity measures probe, is used for measuring the internal salinity of rammed earth, inserts inside rammed earth when measuring；
Two arrays of electrodes on described mounting box, for measuring the salinity on rammed earth surface, connects with rammed earth surface during measurement
Touch, a rectangular plastic steel disc is set outside described mounting box, it arranges two arrays of electrodes, totally four electricity
Pole, at rectangular plastic-steel wherein two electrodes of outermost as exciting electrode, middle two electrodes are made
For acquisition electrode, this steel sheet is attached to rammed earth surface, is used for measuring rammed earth top layer salt dynamics；
Constant-current source one is the electrifying electrodes on mounting box, and constant-current source two measures the electrode on probe for salinity
Energising, after gathering signal, is transmitted separately in subtraction/modulate circuit, and described subtraction/modulate circuit divides
Tong Guo not transmit a signal in single-chip microcomputer by A/D the passage one and A/D passage two on single-chip microcomputer, described
Single-chip microcomputer transmits after processing two groups of signals to salinity output module and exports.
Micro-damage rammed earth salinity measuring nose for earthen ruins protection the most according to claim 1
Structure, it is characterised in that described salinity is measured and arranged two arrays of electrodes on probe, totally four electrodes, its
In, outermost electrode is exciting electrode, and middle two electrodes are acquisition electrode, is measured by salinity and visits
Pin inserts inside rammed earth, is used for measuring the internal salt dynamics of rammed earth.
Micro-damage rammed earth salinity for earthen ruins protection the most according to claim 1 and 2 is measured
Front-end architecture, it is characterised in that described salinity measures the plastic cement carbon-point that probe is hollow.
Micro-damage rammed earth salinity measuring nose for earthen ruins protection the most according to claim 3
Structure, it is characterised in that be provided with temperature and moisture sensors on described warm and humid measurement probe, uses
In the temperature and humidity parameter of measurement rammed earth, described single-chip microcomputer rammed earth humiture goes to compensate and revise to ram
Earth salt is divided, to obtain rammed earth salinity measured value more accurately.
Micro-damage rammed earth salinity measuring nose for earthen ruins protection the most according to claim 3
Structure, it is characterised in that described salinity is measured the two arrays of electrodes on probe and is perpendicular to detecting probe surface installation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410104200.1A CN103837582B (en) | 2014-03-14 | 2014-03-14 | A kind of micro-damage rammed earth salinity measuring nose structure for earthen ruins protection |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410104200.1A CN103837582B (en) | 2014-03-14 | 2014-03-14 | A kind of micro-damage rammed earth salinity measuring nose structure for earthen ruins protection |
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| CN103837582A CN103837582A (en) | 2014-06-04 |
| CN103837582B true CN103837582B (en) | 2016-09-21 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101728835B1 (en) | 2015-06-29 | 2017-04-27 | 김영규 | Salinometer |
| CN107764869B (en) * | 2016-08-23 | 2020-03-17 | 中国科学院上海硅酸盐研究所 | Nondestructive testing device for content of soluble salt in movable cultural relics |
| CN106770505B (en) * | 2016-12-23 | 2019-11-19 | 沈阳巍图农业科技有限公司 | A kind of soil in-situ quick-analysis method based on dielectric spectra |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| AU2002953346A0 (en) * | 2002-12-16 | 2003-01-09 | Sentek Pty Ltd | Soil matric potential and salinity measurement apparatus and method of use |
| GB0427659D0 (en) * | 2004-12-17 | 2005-01-19 | Delta T Devices Ltd | Moisture content sensor and related methods |
| CN100514049C (en) * | 2007-02-14 | 2009-07-15 | 中国科学院南京土壤研究所 | Original position soil salt content sensing transducer |
| CN101936935B (en) * | 2010-06-29 | 2013-06-12 | 中国农业大学 | Device for measuring multiple parameters of soil |
| CN201974399U (en) * | 2010-08-16 | 2011-09-14 | 江苏大学 | Matrix humidity and conductivity in-situ detector |
| CN201885993U (en) * | 2010-12-14 | 2011-06-29 | 重庆市科学技术研究院 | Soil-humidity sensor |
| CN202676649U (en) * | 2012-06-25 | 2013-01-16 | 河南城建学院 | Capacitive sensor for synchronous real-time self-compensation measurement of soil moisture content |
| CN103234873A (en) * | 2013-04-22 | 2013-08-07 | 北京化工大学 | Device used for researching water and slat distribution in earthen site or mural ground layer |
| CN203299198U (en) * | 2013-06-27 | 2013-11-20 | 西北师范大学 | Soil environment monitoring data collection terminal based on SDI-12 bus |
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