CN106705899A - Pavement structure dynamic displacement measurement device and method - Google Patents
Pavement structure dynamic displacement measurement device and method Download PDFInfo
- Publication number
- CN106705899A CN106705899A CN201611044084.4A CN201611044084A CN106705899A CN 106705899 A CN106705899 A CN 106705899A CN 201611044084 A CN201611044084 A CN 201611044084A CN 106705899 A CN106705899 A CN 106705899A
- Authority
- CN
- China
- Prior art keywords
- liquid
- pavement structure
- measured
- pressure data
- displacement
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B13/00—Measuring arrangements characterised by the use of fluids
- G01B13/02—Measuring arrangements characterised by the use of fluids for measuring length, width or thickness
Abstract
The embodiment of the invention discloses a pavement structure dynamic displacement measurement device and method. The device comprises a liquid pipeline, a hydraulic sensor and a displacement calculator. The liquid pipeline is a diameter-fixed bendable pipe body in which liquid is injected. The port of one end of the liquid pipeline is embedded below a pavement structure to be measured to act as the embedding end of the liquid pipeline. The embedding end is connected with the hydraulic sensor in a sealing way. The port of the other end of the liquid pipeline stretches out of the pavement to act as the exposed end of the liquid pipeline without being sealed. The hydraulic sensor is electrically connected with the displacement calculator and used for measuring the liquid pressure data of the embedding end in real time and transmitting the liquid pressure data to the displacement calculator so that the displacement calculator is enabled to calculate the dynamic displacement of the pavement structure to be measured according to the liquid pressure data. With application of the device and the method, the dynamic displacement of the pavement structure can be measured when there is a shield on the pavement structure, and the dynamic displacement of the pavement structure located at the certain depth below the ground can also be measured.
Description
Technical field
The present invention relates to displacement measurement technology field, more particularly to a kind of pavement structure dynamic displacement measuring device and side
Method.
Background technology
In engineering practice, especially highway industry, it is often necessary to measure pavement structure in certain shock loading or static state
Dynamic respond under load effect, or the sedimentation situation for needing long-term observation somewhere ground.At present, conventional pavement structure position
Shift measurement method mainly includes contact measurement method and contactless measurement.Contact type measurement is mainly using contact position
Displacement sensor, stay wire sensor etc. measure pavement structure change in displacement.Non-contact measurement mainly includes optical measurement, inertia
The methods such as measurement, positioning measurement.Wherein, optical measurement mainly carries out displacement measurement using laser range finder, and inertia measurement is main
Using displacement is obtained after inertia device (such as accelerometer) measurement integrated acceleration, positioning measurement mainly uses satellite fix or area
The method of domain positioning carries out displacement measurement.The extensive use in engineering practice at present of these measuring methods, but for pavement structure
The more feasible method of displacement measurement is two methods of tangent displacement sensor measurement and optical measurement.Generally, should
Two methods disclosure satisfy that engineering survey needs, but in some special operation conditions, such as when the pavement structure top for needing measurement
When having the dynamic displacement response blocked or need and measure certain position inside pavement structure, traditional tangent displacement sensor measurement
It is just no longer feasible with measuring method, it is necessary to seek new measuring method.
The content of the invention
A kind of pavement structure dynamic displacement measuring device and method are provided in the embodiment of the present invention, to solve existing measurement
The device and method of pavement structure dynamic displacement can not meet measurement pavement structure dynamic bit when there is shelter pavement structure top
Move, and the problem that pavement structure interior location dynamic displacement can not be measured.
In order to solve the above-mentioned technical problem, the embodiment of the invention discloses following technical scheme：
A kind of pavement structure dynamic displacement measuring device, including liquid line, hydrostatic sensor and shift register；Its
In,
The liquid line is the flexible body of the diameter fixation of internal injection liquid；The end of described liquid line one end
Mouthful it is embedded under pavement structure to be measured, as the embedded end of the liquid line, the embedded end and the hydrostatic sensor
Airtight connection；Road surface and not closed is stretched out in the port of the liquid line other end, used as the exposure end of the liquid line；
The hydrostatic sensor is electrically connected with the shift register, the liquid for measuring liquid at the embedded end in real time
Body pressure data, and the liquid pressure data is transmitted to the shift register, so that the shift register is according to institute
State the dynamic displacement that liquid pressure data calculates pavement structure to be measured.
Alternatively, the hydrostatic sensor has data acquisition end and data transmission terminal；Wherein,
The data acquisition end and the embedded end airtight connection, inside the liquid line inject liquid when and liquid
Contact, and measure the liquid pressure data at the embedded end；
The data transmission terminal is electrically connected by data wire with the shift register, and the data acquisition end is measured
Liquid pressure data is transmitted to the shift register.
Alternatively, the outer surface at the data acquisition end matches with the inner surface at the embedded end；The data acquisition
End can be inserted into the embedded end, the two is formed airtight connection.
Alternatively, on the road surface of pavement structure to be measured, or, the road surface around pavement structure to be measured in preset range
On, it is provided with one end and is embedded under road surface, the other end stretches out the hollow tube seat in road surface face；The exposure end passes through the hollow tube
Groove stretches out road surface and fixes.
Alternatively, the pavement structure to be measured is the road surface in preset range, or, the pavement structure to be measured is
Underground structure in preset range under road surface at predetermined depth.
Alternatively, the liquid for being injected in the liquid line is water.
A kind of pavement structure on-line displacement measurement method, including：
Obtain the liquid initial pressure data of hydrostatic sensor measurement under pavement structure to be measured；
Monitor the liquid real-time pressure data of hydrostatic sensor measurement under pavement structure to be measured；
The dynamic of pavement structure to be measured is calculated according to the liquid initial pressure data and the liquid real-time pressure data
State displacement.
Alternatively, it is described that road to be measured is calculated according to the liquid initial pressure data and the liquid real-time pressure data
The dynamic displacement of face structure, including：
The dynamic displacement of pavement structure to be measured is calculated using below equation：
Wherein：Δ h is the dynamic displacement of pavement structure to be measured；P is the liquid real-time pressure data；p0It is the liquid
Body initial pressure data；ρ is the density of liquid in liquid line；G is acceleration of gravity.
From above technical scheme, pavement structure dynamic displacement measuring device provided in an embodiment of the present invention and method,
Using the port of liquid line one end as embedded end, and hydrostatic sensor airtight connection and it is embedded under pavement structure to be measured
Side.Meanwhile, using the port of the liquid line other end as exposure end, road surface and not closed is stretched out, with air directly contact.
Hydrostatic sensor is electrically connected with shift register, can in real time measure the liquid pressure data at embedded end, and by liquid
Body pressure data is transmitted to shift register.
When no additional load applies pressure to pavement structure to be measured, the liquid pressure data at the embedded end of measurement, and
Using this data as liquid initial pressure data；When there is additional load to apply pressure to pavement structure to be measured, pavement structure
It may happen that displacement, so as to drive embedded end to be subjected to displacement.For example, embedded end sinks to pavement structure to be measured lower section.Base
In atmospheric equilibrium principle, the pressure of liquid is directly proportional to its height apart from ground, i.e. bigger positioned at depth below ground,
The pressure of liquid is bigger.Therefore, when there will be additional load to apply pressure to pavement structure to be measured top, liquid at end is buried
Liquid pressure data is used as liquid real-time pressure data.
Using liquid initial pressure data and liquid real-time pressure data, road surface to be measured is calculated by shift register
The dynamic displacement of structure.
Using the device and method in the embodiment of the present invention, road is measured when there can not only be shelter above pavement structure
The dynamic displacement of face structure, and the dynamic displacement of certain depth pavement structure located underground can be measured.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, for those of ordinary skill in the art
Speech, without having to pay creative labor, can also obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is a kind of structural representation of pavement structure dynamic displacement measuring device provided in an embodiment of the present invention；
Fig. 2 is a kind of schematic flow sheet of pavement structure on-line displacement measurement method provided in an embodiment of the present invention.
Critical piece symbol description in accompanying drawing：
1：Liquid line 2：Hydrostatic sensor
3：Shift register 4：Liquid
5：Pavement structure to be measured 6：Data wire
7：Weight
Specific embodiment
In order that those skilled in the art more fully understand the technical scheme in the present invention, below in conjunction with of the invention real
The accompanying drawing in example is applied, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described implementation
Example is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under the premise of creative work is not made, should all belong to protection of the present invention
Scope.
Fig. 1 is a kind of structural representation of pavement structure dynamic displacement measuring device provided in an embodiment of the present invention, including：
Liquid line 1, hydrostatic sensor 2 and shift register 3；Wherein,
The flexible body that liquid line 1 is fixed for the diameter of internal injection liquid 4, applies in outside to liquid line 1
During pressure, the diameter of liquid line 1 does not change.Liquid line 1 is hollow tube, and inside can contain liquid 4, liquid 4
Depending on containing quantity is according to actual conditions.
In one particular embodiment of the present invention, aforesaid liquid 4 can be water.Or, it is relatively low in use environment temperature
Or when higher, aforesaid liquid 4 can also be to be difficult to freeze or not evaporable liquid.
As shown in figure 1, the port of the one end of liquid line 1 is embedded under pavement structure to be measured 5, as liquid line 1
Embedded end, also, the port and the airtight connection of hydrostatic sensor 2.
Embedded end can be with the airtight connection mode of hydrostatic sensor 2：The embedded end of the insertion of hydrostatic sensor 2 is internal, and two
Person is closely coupled, forms airtight connection；Or, or：Hydrostatic sensor 2 is in contact with the port at embedded end, outside the two
Portion forms airtight connection using fixing seals such as sealant tapes.Various ways can be used in embodiments of the present invention by embedded end
With the airtight connection of hydrostatic sensor 2, as long as the liquid 4 at embedded end can be made not flow out, and hydrostatic sensor 2 can measure embedded
The pressure data of liquid 4 at end, concrete mode is not enumerated.
Embedded end is embedded under pavement structure to be measured 5 jointly together with hydrostatic sensor 2, in order to road surface to be measured
When structure 5 is subjected to displacement, embedded end and hydrostatic sensor 2 can be subjected to displacement therewith.
Road surface and not closed is stretched out in the port of the other end of liquid line 1, and this end as the exposure end of liquid line 1 makes
It is directly connected with air.
As shown in figure 1, hydrostatic sensor 2 is electrically connected with shift register 3, for being buried on measurement liquid line 1 in real time
The pressure data of liquid 4 at end, and liquid pressure data is transmitted to shift register 3.In one embodiment of the invention,
Hydrostatic sensor 2 can be electrically connected by data wire 6 with shift register 3.
Hydrostatic sensor 2 transmits to shift register 3 measured liquid pressure data, and shift register 3 is according to liquid
Body pressure data calculates the dynamic displacement of pavement structure 5 to be measured.
In embodiments of the present invention, the dynamic displacement for calculating pavement structure 5 to be measured can use following manner：
When no additional load applies pressure to pavement structure to be measured 5, liquid at end is buried on measurement liquid line 1
4 liquid pressure data, and using this data as liquid initial pressure data.For example, the top of pavement structure to be measured 5 is except original
Outside the object of covering, there is no extra object to apply pressure to pavement structure to be measured 5, now, pavement structure to be measured 5 will not
It is subjected to displacement, therefore, using the liquid pressure data of liquid 4 at embedded end as liquid initial pressure data.As shown in figure 1, liquid
Body pipeline 1 can be placed in parallel in the lower section of pavement structure to be measured 5, and in Fig. 1, the liquid line 1 of internal filling pattern is
Original state when liquid line 1 is not subjected to displacement.
When there is additional load to apply pressure to the top of pavement structure to be measured 5, pavement structure it may happen that displacement, from
And drive embedded end to be subjected to displacement.For example, as shown in figure 1, extra weight 7, the weight are placed in the top of pavement structure to be measured 5
7 apply pressure to pavement structure to be measured 5, make pavement structure to be measured 5 that downward displacement to occur so that embedded end therewith to
The lower section of pavement structure to be measured 5 sinks.In Fig. 1, the liquid line 1 being represented by dotted lines for liquid line 1 be subjected to displacement when
State, now liquid line 1 is downward-sloping.Based on atmospheric equilibrium principle, fluid pressure with its apart from ground height into just
Than, i.e. bigger positioned at depth below ground, the pressure of liquid is bigger.Therefore, there will be additional load to pavement structure to be measured
The liquid pressure data of liquid 4 at end is buried when 5 tops apply pressure, on liquid line 1 as liquid real-time pressure data.
The change that the liquid pressure data of liquid 4 is produced when liquid line 1 is subjected to displacement, can indirectly reflect liquid
The situation that pipeline 1 is subjected to displacement, can further reflect the change in displacement of pavement structure to be measured 5.
Therefore, in embodiment disclosed by the invention, can be according to aforesaid liquid initial pressure data and liquid real-time pressure
Data, based on formula p=ρ g h, the dynamic displacement of inverse pavement structure changes.Circular is：
Wherein：Δ h is the dynamic displacement of pavement structure to be measured 5；P is liquid real-time pressure data；p0It is liquid initial
Pressure data；ρ is the density of liquid 4 in liquid line 1；G is acceleration of gravity.
As shown in figure 1, after h is subjected to displacement for liquid line 1, the liquid level of exposure end liquid 4 and hydrostatic sensor 2 it
Between distance；h0When not being subjected to displacement for liquid line 1, between the liquid level of exposure end liquid 4 and hydrostatic sensor 2 away from
From；Before and after Δ h is subjected to displacement for liquid line 1, the displacement of hydrostatic sensor 2, i.e. the displacement of pavement structure to be measured 5.
Using aforesaid way, you can measure the dynamic displacement situation of pavement structure to be measured 5.
In the actual conditions of measurement pavement structure dynamic displacement, the pressure that road pavement structure applies can be static load
Lotus, or dynamic load, for example, when vehicle is by pavement structure, the load that pavement structure bears is dynamic load, because
This, in embodiment disclosed by the invention, can measure displacement when pavement structure bears static load, can also measure pavement structure
Bear displacement during dynamic load.
In another embodiment disclosed by the invention, the pavement structure dynamic displacement measuring device in previous embodiment
In, hydrostatic sensor 2 has data acquisition end and data transmission terminal；Wherein,
Embedded end airtight connection on data acquisition end and liquid line 1, airtight connection mode is similar to previous embodiment,
Here is omitted.
In embodiment disclosed by the invention, the mean level of liquid line 1 is embedded in the lower section of pavement structure to be measured 5；
Or, liquid line 1 inclines the lower section for being embedded in pavement structure to be measured 5, wherein the depth of burying at embedded end is more than liquid line
The depth of burying of other embedded parts on road 1.So as to after injection liquid 4 inside liquid line 1, persistently locate at embedded end
In hydraulically full 4 state.
Therefore, can be contacted with liquid 4 when liquid 4 is injected at data acquisition end inside liquid line 1, and measure liquid
The liquid pressure data of liquid 4 at end is buried on pipeline 1.
Data transmission terminal is electrically connected by data wire 6 with shift register 3, and the liquid that can be measured data acquisition end
Pressure data is transmitted to shift register 3.
In one embodiment disclosed by the invention, the outer surface at data acquisition end and liquid line 1 in previous embodiment
The inner surface at upper embedded end matches, and data acquisition end is inserted into embedded end, and the two forms airtight connection.For example, number
It is cylinder according to end is obtained, the diameter of its cross section is identical with the diameter of embedded end inner surface, and data acquisition end is inserted into burying
If in end, the two tight nesting forms airtight connection, liquid 4 is made to be flowed out by embedded end.
Or, data acquisition end can be the cylinder with shape of threads outer surface, and the inner surface for burying end has and data
The screw thread that end outer surface thread matches is obtained, data acquisition end can utilize the thread outer surface matched with embedded end, revolve
Turn the embedded end of insertion, make the two tight connection, make liquid 4 to be flowed out by embedded end.
In another embodiment disclosed by the invention, one end is provided with road surface and is embedded under road surface, the other end stretches out
The hollow tube seat on road surface, exposure end stretches out road surface and fixes by hollow tube seat on liquid line 1.The hollow tube seat can be set
In on the road surface in the surrounding preset range of pavement structure to be measured 5, it is also possible to be arranged on the road surface of pavement structure to be measured 5.
In one embodiment disclosed by the invention, pavement structure to be measured 5 is the road surface in preset range, for example, 5 is flat
Road surface in the range of square rice, the embedded end of liquid line 1 can be arranged on the underface of road center position to be measured；Or,
Pavement structure to be measured 5 is the underground structure under road surface at predetermined depth in preset range, such as in the range of 5 square metres under road surface
0.5 meter of underground structure of depth, the embedded end of liquid line 1 can be arranged on the underface of the underground structure center.
Disclosing pavement structure dynamic displacement that examples measure obtains using the present invention can be as pavement structure to be measured 5
Average dynamic displacement, or, can be as the dynamic displacement of the center position of pavement structure to be measured 5.
Fig. 2 is a kind of flow chart of pavement structure on-line displacement measurement method disclosed by the invention, and the method is using foregoing
Pavement structure dynamic displacement measuring device disclosed in embodiment, comprises the following steps：
In step S101, the liquid initial pressure data of hydrostatic sensor measurement under pavement structure to be measured is obtained.
It is similar with previous embodiment, when no additional load to pavement structure to be measured apply pressure when, using with liquid
Bury the liquid pressure data of liquid at the embedded end of hydrostatic sensor measurement of end airtight connection on pipeline, and using this data as
Liquid initial pressure data, i.e., pavement structure to be measured buries the liquid pressure data of liquid at end when not being subjected to displacement.
In step s 102, the liquid real-time pressure data that hydrostatic sensor is measured under monitoring pavement structure to be measured.
It is similar with previous embodiment, when there is additional load to apply pressure to pavement structure to be measured top, pavement structure
It may happen that displacement, so as to drive embedded end to be subjected to displacement.Therefore, additional load will applies pavement structure to be measured top
The liquid pressure data of liquid at end is buried during plus-pressure, on liquid line as liquid real-time pressure data.
The liquid real-time pressure data of hydrostatic sensor measurement under pavement structure to be measured is monitored, if liquid at embedded end
Liquid pressure data changes, then illustrate that embedded end is subjected to displacement, and then reflect what pavement structure to be measured was subjected to displacement
Situation；If the liquid pressure data of liquid does not change at embedded end, illustrate that embedded end is not subjected to displacement, it is to be measured
Pavement structure is not also subjected to displacement equally.
In step s 103, pavement structure to be measured is calculated according to liquid initial pressure data and liquid real-time pressure data
Dynamic displacement.
After liquid initial pressure data and liquid real-time pressure data is obtained, go out to treat using the diversity judgement of the two
Measurement pavement structure whether occurrence dynamics displacement, and using the relation of fluid pressure and liquid depth, calculate road surface to be measured
The dynamic displacement of structure.
In one embodiment disclosed by the invention, calculated according to liquid initial pressure data and liquid real-time pressure data
The dynamic displacement of pavement structure to be measured, including：
The dynamic displacement of pavement structure to be measured is calculated using below equation：
Wherein：Δ h is the dynamic displacement of pavement structure to be measured；P is liquid real-time pressure data；p0Liquid initial pressure
Data；ρ is the density of liquid in liquid line；G is acceleration of gravity.
It is similar with previous embodiment, in the actual conditions of measurement pavement structure dynamic displacement, what road pavement structure applied
Pressure can be static load, or dynamic load, and embodiment disclosed by the invention can measure pavement structure and bear quiet
Displacement during state load, can also measure displacement when pavement structure bears dynamic load.
It should be noted that herein, the relational terms of such as " first " and " second " or the like are used merely to one
Individual entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operate it
Between there is any this actual relation or order.And, term " including ", "comprising" or its any other variant be intended to
Cover including for nonexcludability, so that process, method, article or equipment including a series of key elements not only include those
Key element, but also other key elements including being not expressly set out, or also include for this process, method, article or set
Standby intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there is other identical element in the process including the key element, method, article or equipment.
The above is only specific embodiment of the invention, is made skilled artisans appreciate that or realizing this hair
It is bright.Various modifications to these embodiments will be apparent to one skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The scope most wide for causing.
Claims (8)
1. a kind of pavement structure dynamic displacement measuring device, it is characterised in that including liquid line, hydrostatic sensor and displacement
Calculator；Wherein,
The liquid line is the flexible body of the diameter fixation of internal injection liquid；Bury the port of described liquid line one end
Under pavement structure to be measured, used as the embedded end of the liquid line, the embedded end is closed with the hydrostatic sensor
Connection；Road surface and not closed is stretched out in the port of the liquid line other end, used as the exposure end of the liquid line；
The hydrostatic sensor is electrically connected with the shift register, the fluid pressure number for measuring the embedded end in real time
According to, and the liquid pressure data is transmitted to the shift register, so that the shift register is according to the liquid pressure
Force data calculates the dynamic displacement of pavement structure to be measured.
2. pavement structure dynamic displacement measuring device according to claim 1, it is characterised in that the hydraulic sensing utensil
There are data acquisition end and data transmission terminal；Wherein,
The data acquisition end and the embedded end airtight connection, connect when liquid is injected inside the liquid line with liquid
Touch, and measure the liquid pressure data at the embedded end；
The data transmission terminal is electrically connected by data wire with the shift register, the liquid that the data acquisition end is measured
Pressure data is transmitted to the shift register.
3. pavement structure dynamic displacement measuring device according to claim 2, it is characterised in that the data acquisition end
Outer surface matches with the inner surface at the embedded end；The data acquisition end can be inserted into the embedded end, form the two
Airtight connection.
4. pavement structure dynamic displacement measuring device according to claim 1, it is characterised in that pavement structure to be measured
On road surface, or, on the road surface around pavement structure to be measured in preset range, it is provided with one end and is embedded under road surface, it is another
The hollow tube seat on road surface is stretched out at end；The exposure end stretches out road surface and fixes by the hollow tube seat.
5. pavement structure dynamic displacement measuring device according to claim 1, it is characterised in that the road surface knot to be measured
Structure is the road surface in preset range, or, the pavement structure to be measured is the ground under road surface at predetermined depth in preset range
Lower structure.
6. the pavement structure dynamic displacement measuring device according to claim any one of 1-5, it is characterised in that the liquid
The liquid injected in pipeline is water.
7. a kind of pavement structure on-line displacement measurement method, is applied to the pavement structure dynamic described in claim any one of 1-6
In displacement measuring device, it is characterised in that including：
Obtain the liquid initial pressure data of hydrostatic sensor measurement under pavement structure to be measured；
Monitor the liquid real-time pressure data of hydrostatic sensor measurement under pavement structure to be measured；
The dynamic bit of pavement structure to be measured is calculated according to the liquid initial pressure data and the liquid real-time pressure data
Move.
8. pavement structure on-line displacement measurement method according to claim 7, it is characterised in that according to the liquid initial
Pressure data and the liquid real-time pressure data calculate the dynamic displacement of pavement structure to be measured, including：
The dynamic displacement of pavement structure to be measured is calculated using below equation：
Wherein：Δ h is the dynamic displacement of pavement structure to be measured；P is the liquid real-time pressure data；p0At the beginning of the liquid
Beginning pressure data；ρ is the density of liquid in liquid line；G is acceleration of gravity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611044084.4A CN106705899A (en) | 2016-11-24 | 2016-11-24 | Pavement structure dynamic displacement measurement device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611044084.4A CN106705899A (en) | 2016-11-24 | 2016-11-24 | Pavement structure dynamic displacement measurement device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106705899A true CN106705899A (en) | 2017-05-24 |
Family
ID=58933755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611044084.4A Pending CN106705899A (en) | 2016-11-24 | 2016-11-24 | Pavement structure dynamic displacement measurement device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106705899A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110648504A (en) * | 2019-09-30 | 2020-01-03 | 中南大学 | Landslide disaster monitoring device and method |
| CN116379879A (en) * | 2023-06-07 | 2023-07-04 | 机械工业勘察设计研究院有限公司 | Crack detection device for ancient building and application method of crack detection device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202109904U (en) * | 2011-06-14 | 2012-01-11 | 湖南五舟检测科技有限公司 | Roadbed settlement monitoring equipment |
| CN103389066A (en) * | 2013-08-08 | 2013-11-13 | 华南理工大学建筑设计研究院 | Method for dynamically monitoring vertical displacement of building |
| CN205537607U (en) * | 2016-04-13 | 2016-08-31 | 三峡大学 | Automatic settlement observation appearance |
-
2016
- 2016-11-24 CN CN201611044084.4A patent/CN106705899A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202109904U (en) * | 2011-06-14 | 2012-01-11 | 湖南五舟检测科技有限公司 | Roadbed settlement monitoring equipment |
| CN103389066A (en) * | 2013-08-08 | 2013-11-13 | 华南理工大学建筑设计研究院 | Method for dynamically monitoring vertical displacement of building |
| CN205537607U (en) * | 2016-04-13 | 2016-08-31 | 三峡大学 | Automatic settlement observation appearance |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110648504A (en) * | 2019-09-30 | 2020-01-03 | 中南大学 | Landslide disaster monitoring device and method |
| CN116379879A (en) * | 2023-06-07 | 2023-07-04 | 机械工业勘察设计研究院有限公司 | Crack detection device for ancient building and application method of crack detection device |
| CN116379879B (en) * | 2023-06-07 | 2023-08-22 | 机械工业勘察设计研究院有限公司 | Crack detection device for ancient building and application method of crack detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Hodder et al. | 3D experiments investigating the interaction of a model SCR with the seabed | |
| CN103353322B (en) | Earth-rock dam seepage line monitoring method based on distributed type fiber temperature detecting system | |
| CN103215974B (en) | Foundation pile deflection measurement method based on distributed fiber sensing technique | |
| CN105486351A (en) | Real-time monitoring method and real-time monitoring system for velocity and direction of underground water current | |
| CN104131811A (en) | Method and device for obtaining volume leakage speed under standard condition of gas well | |
| CN106989281A (en) | A kind of fluid pipeline leakage detection method based on optical fiber Raman temperature sensor | |
| CN205537607U (en) | Automatic settlement observation appearance | |
| CN102620715A (en) | Observation method of foundation settlement based on liquid level difference | |
| Wang et al. | Performance evaluation of buried pipe under loading using fiber Bragg grating and particle image velocimetry techniques | |
| CN106959302A (en) | A kind of pile body integrity detection system and method based on low coherence interference technology | |
| CN106705899A (en) | Pavement structure dynamic displacement measurement device and method | |
| CN107228651A (en) | A kind of imbedded fiber the Settlement Observation device and observation procedure | |
| CN104792304B (en) | Fluid pressure type laminated settlement meter and method for embedding, measuring method | |
| BR112012007189B1 (en) | method for continuous detection of impacts on pipelines for the transport of fluids | |
| US8838399B2 (en) | Method for estimating the location of a leak in a pipeline | |
| CN107421603B (en) | Water level monitoring device suitable for laser measurement method and construction method thereof | |
| JPS632458B2 (en) | ||
| Yu et al. | Investigation of the soil-lining interaction at a tunnel entrance during freeze-thaw cycling: Model testing and semi-empirical modeling | |
| KR100620362B1 (en) | Field penetrability test method using cylindrical tester | |
| CN104006938B (en) | A kind of method for detecting of horizontal water-tube cooler leakage point | |
| CN103276713B (en) | Environmental piezocone penetration test (CPTU) probe capable of evaluating permeability characteristic of saturated soil in site | |
| CN109489626A (en) | Hydraulic sensing surface settlement meter and settlement measurement method | |
| CN206656713U (en) | The Vertical Settlement magnet ring structure of deep rock mass or soil body sedimentation and deformation test device | |
| CN103512550B (en) | Deepwater embankment foundation settlement viewer | |
| CN112227303B (en) | Optical fiber detection system for determining seepage position of reservoir seepage-proofing panel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170524 |
|
| RJ01 | Rejection of invention patent application after publication |