CN108507713A - A kind of stress detection device for road surface - Google Patents
A kind of stress detection device for road surface Download PDFInfo
- Publication number
- CN108507713A CN108507713A CN201810284778.8A CN201810284778A CN108507713A CN 108507713 A CN108507713 A CN 108507713A CN 201810284778 A CN201810284778 A CN 201810284778A CN 108507713 A CN108507713 A CN 108507713A
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- Prior art keywords
- acquisition module
- stress
- spare
- intelligent
- road surface
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Road Repair (AREA)
Abstract
The invention discloses a kind of stress detection devices for road surface, including several intelligent particles and motion type data acquisition unit；Each intelligence particle includes shell, and first singlechip chip, principal stress acquisition module, spare stress acquisition module and the first wirelessly transferred chip are equipped in shell；Motion type data acquisition unit includes locomotive, and locomotive is equipped with second singlechip chip, positioning chip and the second wirelessly transferred chip；Several intelligent particles for being embedded under road surface at equal intervals, locomotive is travelled along the arragement direction of intelligent particle, sequentially communicated with each intelligent particle, receive the stress information that intelligent particle is sent, and judge the working condition of each intelligent particle, when judging that the principal stress acquisition module work in intelligent particle is not normal, start spare stress acquisition module.The present invention proposes a kind of stress detection device for road surface, and stress mornitoring precision is high, also by being provided with principal stress acquisition module and spare stress acquisition module, to substantially increase the service life of device.
Description
Technical field
The invention belongs to pavement detection technical fields, and in particular to a kind of stress detection device for road surface.
Background technology
With being constantly progressive for society, concrete road surface and bridge floor are widely used.Pavement structure and material
Decaying can be will appear under traffic and natural environment effect.By the experiment for selecting typical section reasonable design in entity project
Advanced sensor device is buried on road in Experiment Road, carries out long-term behaviour observation (LTPP) to test section, research high speed is public
The relationship of the factors such as road asphalt pavement structure Performance Decay rule and traffic loading, natural environment is asphalt pavement of highway
Design, construction and Maintenance Decision making theoretical foundation and technical support are provided.In the prior art, the sensor of scene placement is due to applying
The uncertainty of work factor causes follow-up maintenance very inconvenient.
Invention content
In view of the above-mentioned problems, the present invention proposes a kind of stress detection device for road surface, stress mornitoring precision is high, also logical
It crosses and is provided with principal stress acquisition module and spare stress acquisition module, to substantially increase the service life of device.
It realizes above-mentioned technical purpose, reaches above-mentioned technique effect, the invention is realized by the following technical scheme：
A kind of stress detection device for road surface, including：
Several intelligent particles, each intelligence particle include shell, and the energy-storage units for power supply, the first monolithic are equipped in shell
Movement piece, principal stress acquisition module, spare stress acquisition module and the first wirelessly transferred chip；The principal stress acquisition module,
The data transmission terminal of spare stress acquisition module is connected with the data transmission terminal of first singlechip chip, the described first wireless biography
The data transmission terminal of defeated chip is connected with the data transmission terminal of first singlechip chip；
Motion type data acquisition unit, the motion type data acquisition unit includes locomotive, and the locomotive is equipped with second
Singlechip chip, positioning chip and the second wirelessly transferred chip；The input terminal of the second singlechip chip respectively with locating core
Piece and the output end of the second wirelessly transferred chip are connected, the data transmission terminal of second wirelessly transferred chip and the first wireless biography
The data transmission terminal of defeated chip is connected；
Several described intelligent particles for being embedded under road surface at equal intervals, the locomotive along intelligent particle arragement direction
Traveling is sequentially communicated with each intelligent particle, receives the stress information that intelligent particle is sent, and judges the work of each intelligent particle
Make state, when judging that the principal stress acquisition module work in intelligent particle is not normal, starts spare stress acquisition module.
Further, the shell of the intelligent particle is divided into upper shell and lower housing；It is right on the upper shell and lower housing
The first groove and the second groove, the common shape of the first groove of the first groove and lower housing of upper shell are respectively equipped at the position answered
At first receiving space；The second accommodation space is collectively formed in second groove of upper shell and the second groove of lower housing；The master
Stress acquisition module is arranged in first receiving space, and is full of first receiving space, for realizing stress mornitoring；Described second
The size of accommodation space is more than the size of first receiving space, and the spare stress acquisition module is arranged in the second accommodation space
It is interior, and the outside of spare stress acquisition module is enclosed with anti-casting die, anti-casting die fills up second jointly with spare stress acquisition module
Accommodation space.
Further, the anti-casting die is sponge.
Further, the shell is surrounded by becket；The locomotive is equipped with metal detector, works as locomotive
When judging that the principal stress acquisition module in intelligent particle works not normal, detect that intelligent particle institute is in place using metal detector
It sets, principal stress acquisition module is then placed into the second accommodation space, spare stress acquisition module is placed into the first receiving sky
Between, and start spare stress acquisition module and carry out stress acquisition.
Further, the upper shell and lower housing are mixed by the pitch that material source identical with Experiment Road, same stages are matched
Material is made.
Further, the seam between the upper shell and lower housing is consolidated with epoxy resin.
Further, the principal stress acquisition module is identical with spare stress acquisition module structure.
Further, the principal stress acquisition module and spare stress acquisition module are quartzy strain gauge or stone
The combination of English strain gauge.
Compared with prior art, beneficial effects of the present invention：
A kind of stress detection device for road surface of the present invention, provided with several intelligent for being embedded in subsurface
Grain.And it is provided with principal stress detection module and spare stress mornitoring module in intelligent particle, utilize principal stress to examine under normal circumstances
It surveys module and carries out stress mornitoring, spare stress mornitoring module is in off working state, and acquires each intelligence using locomotive
The stress data of particle intermediate principal stress detection module, and judge the working condition of each intelligent particle, when judging intelligent particle
In principal stress acquisition module work it is not normal when, then start spare stress acquisition module, without re-replacing intelligent particle, only need
The placement location for carrying out principal stress acquisition module and spare stress acquisition module exchanges, easy to operate, can save significantly
About use cost extends the service life of device.
Further, for the ease of finding the intelligent particle for being embedded in subsurface, the surrounding of each intelligence particle is provided with gold
Belong to ring, metal detector is provided on locomotive, the rapid searching of intelligent particle is realized using metal detector and becket, just
In the intelligent particle of repair.
Description of the drawings
Fig. 1 is the overall structure diagram of an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the intelligent particle of an embodiment of the present invention；
Fig. 3 is the principle schematic of an embodiment of the present invention.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
The application principle of the present invention is explained in detail below in conjunction with the accompanying drawings.
Embodiment 1
As shown in Figs. 1-3, a kind of stress detection device for road surface, including：
Several intelligent particles, for each intelligence particle including shell 1, shell 1 is interior to be equipped with the energy-storage units for power supply, the first list
Piece movement piece 2, principal stress acquisition module 3,4 and first wirelessly transferred chip 5 of spare stress acquisition module；
Number of the data transmission terminal with first singlechip chip 2 of the principal stress acquisition module 3, spare stress acquisition module 4
It is connected according to transmission end, the data transmission terminal of first wirelessly transferred chip 5 and the data transmission terminal phase of first singlechip chip 2
Even；In embodiments of the present invention, the principal stress acquisition module 3 is identical with spare 4 structure of stress acquisition module, specifically,
In a kind of specific implementation mode of the embodiment of the present invention, the principal stress acquisition module 3 and spare stress acquisition module 4 are stone
English strain gauge；In another specific implementation mode of the present invention, shown principal stress acquisition module 3 and the acquisition of spare stress
Module 4 is the combination of quartzy strain gauge, such as：Include two quartzy strain gauges, one of quartz stress
Sensor is placed vertically, the power for measuring vertical direction, another quartzy strain gauge is horizontal positioned, for measuring level
The power in direction；
In embodiments of the present invention, the shell 1 of the intelligent particle divides for upper shell 101 and lower housing 102；The upper shell
101 and the asphalt preferably matched by material source identical with Experiment Road, same stages of lower housing 102 be made；The upper shell
101 and lower housing 102 on be respectively equipped with the first groove 6 and the second groove 7, the first groove 6 of upper shell 101 at corresponding position
First receiving space is collectively formed with the first groove 6 of lower housing 102；The second groove 7 and the lower housing 102 of upper shell 101
The second accommodation space is collectively formed in second groove 7；The principal stress acquisition module 3 is arranged in first receiving space, and is full of
First receiving space, for realizing stress mornitoring；The size of second accommodation space is more than the size of first receiving space, institute
It states spare stress acquisition module 4 to be arranged in the second accommodation space, and the outside of spare stress acquisition module 4 is enclosed with anti-casting die
12, anti-casting die 12 fills up the second accommodation space jointly with spare stress acquisition module 4；Anti- casting die above-mentioned can be sponge, also
Can any other can realize object against pressure；Seam epoxy resin between the upper shell 101 and lower housing 102
It is consolidated.
Motion type data acquisition unit, the motion type data acquisition unit include locomotive 8, are set on the locomotive 8
There are second singlechip chip 9, positioning chip 10 and the second wirelessly transferred chip 11；The input terminal of the second singlechip chip 9
It is connected respectively with the output end of positioning chip 10 and the second wirelessly transferred chip 11, the data of second wirelessly transferred chip 11
Transmission end is connected with the data transmission terminal of the first wirelessly transferred chip 5；
Several described intelligent particles, can also be along road surface for being embedded under road surface at equal intervals along the extending direction on road surface
Extending direction form a plurality of array, to improve the quantity of test point, improve accuracy of detection, the locomotive 8 is along intelligent
The arragement direction traveling of grain is sequentially communicated with each intelligent particle, receives the stress information that intelligent particle is sent, and judge each
The working condition of intelligent particle starts spare stress when judging that the principal stress acquisition module 3 in intelligent particle works not normal
Principal stress acquisition module 3 is placed into the second accommodation space by acquisition module 4, spare stress acquisition module 4 is placed into first
Accommodation space, and start spare stress acquisition module 4 and carry out stress acquisition.
Embodiment 2
It is repaired for the ease of accurately finding the position of intelligent particle based on embodiment 1, the four of the shell 1
Week is equipped with becket 13；The locomotive 8 is equipped with metal detector 14, when locomotive 8 judges that the master in intelligent particle answers
When power acquisition module 3 works not normal, detects intelligent particle position using metal detector 14, then acquire principal stress
Module 3 is placed into the second accommodation space, spare stress acquisition module 4 is placed into first receiving space, and start spare stress
Acquisition module 4 carries out stress acquisition.
In summary：
A kind of stress detection device for road surface of the present invention, provided with several intelligent for being embedded in subsurface
Grain.And it is provided with principal stress detection module and spare stress mornitoring module in intelligent particle, utilize principal stress to examine under normal circumstances
It surveys module and carries out stress mornitoring, spare stress mornitoring module is in off working state, and acquires each intelligence using locomotive
The stress data of particle intermediate principal stress detection module, and judge the working condition of each intelligent particle, when judging intelligent particle
In principal stress acquisition module work it is not normal when, then start spare stress acquisition module, without re-replacing intelligent particle, only need
The placement location for carrying out principal stress acquisition module and spare stress acquisition module exchanges, easy to operate, can save significantly
About use cost extends the service life of device.
Further, for the ease of finding the intelligent particle for being embedded in subsurface, the surrounding of each intelligence particle is provided with gold
Belong to ring, metal detector is provided on locomotive, the rapid searching of intelligent particle is realized using metal detector and becket, just
In the intelligent particle of repair.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (8)
1. a kind of stress detection device for road surface, it is characterised in that including：
Several intelligent particles, each intelligence particle include shell, and the energy-storage units for power supply, the first monolithic are equipped in shell
Movement piece, principal stress acquisition module, spare stress acquisition module and the first wirelessly transferred chip；The principal stress acquisition module,
The data transmission terminal of spare stress acquisition module is connected with the data transmission terminal of first singlechip chip, the described first wireless biography
The data transmission terminal of defeated chip is connected with the data transmission terminal of first singlechip chip；
Motion type data acquisition unit, the motion type data acquisition unit includes locomotive, and the locomotive is equipped with second
Singlechip chip, positioning chip and the second wirelessly transferred chip；The input terminal of the second singlechip chip respectively with locating core
Piece and the output end of the second wirelessly transferred chip are connected, the data transmission terminal of second wirelessly transferred chip and the first wireless biography
The data transmission terminal of defeated chip is connected；
Several described intelligent particles for being embedded under road surface at equal intervals, the locomotive along intelligent particle arragement direction
Traveling is sequentially communicated with each intelligent particle, receives the stress information that intelligent particle is sent, and judges the work of each intelligent particle
Make state, when judging that the principal stress acquisition module work in intelligent particle is not normal, starts spare stress acquisition module.
2. a kind of stress detection device for road surface according to claim 1, it is characterised in that：The intelligence particle
Shell is divided into upper shell and lower housing；The first groove and second are respectively equipped on the upper shell and lower housing at corresponding position
First receiving space is collectively formed in groove, the first groove of upper shell and the first groove of lower housing；Second groove of upper shell
The second accommodation space is collectively formed with the second groove of lower housing；The principal stress acquisition module is arranged in first receiving space
It is interior, and it is full of first receiving space, for realizing stress mornitoring；The size of second accommodation space is more than first receiving space
Size, the spare stress acquisition module is arranged in the second accommodation space, and the external package of spare stress acquisition module
There are anti-casting die, anti-casting die to fill up the second accommodation space jointly with spare stress acquisition module.
3. a kind of stress detection device for road surface according to claim 2, it is characterised in that：The anti-casting die is sea
It is continuous.
4. a kind of stress detection device for road surface according to claim 2, it is characterised in that：The surrounding of the shell
Equipped with becket；The locomotive is equipped with metal detector, when locomotive judges that the principal stress in intelligent particle acquires mould
When block work is not normal, detects intelligent particle position using metal detector, be then placed into principal stress acquisition module
Spare stress acquisition module is placed into first receiving space by the second accommodation space, and is started spare stress acquisition module and carried out
Stress acquires.
5. a kind of stress detection device for road surface according to claim 2, it is characterised in that：The upper shell is under
Shell is made of the asphalt that material source identical with Experiment Road, same stages are matched.
6. a kind of stress detection device for road surface according to claim 2, it is characterised in that：The upper shell is under
Seam between shell is consolidated with epoxy resin.
7. a kind of stress detection device for road surface according to claim 1, it is characterised in that：The principal stress acquisition
Module is identical with spare stress acquisition module structure.
8. a kind of stress detection device for road surface according to claim 1 or claim 7, it is characterised in that：The principal stress
Acquisition module and spare stress acquisition module are the combination of quartzy strain gauge or quartzy strain gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810284778.8A CN108507713A (en) | 2018-04-02 | 2018-04-02 | A kind of stress detection device for road surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810284778.8A CN108507713A (en) | 2018-04-02 | 2018-04-02 | A kind of stress detection device for road surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108507713A true CN108507713A (en) | 2018-09-07 |
Family
ID=63380058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810284778.8A Pending CN108507713A (en) | 2018-04-02 | 2018-04-02 | A kind of stress detection device for road surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108507713A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112525399A (en) * | 2020-10-30 | 2021-03-19 | 浙江高速信息工程技术有限公司 | Road and bridge stress detection system |
| CN112681179A (en) * | 2020-12-17 | 2021-04-20 | 东南大学 | Pavement structure stress detection and maintenance early warning method based on intelligent particle structure |
| CN113091962A (en) * | 2021-04-09 | 2021-07-09 | 交通运输部公路科学研究所 | Road surface pressure detection device |
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| CN113091962A (en) * | 2021-04-09 | 2021-07-09 | 交通运输部公路科学研究所 | Road surface pressure detection device |
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Address after: Room 1809-1812, Floor 18, Block C, 88 Pubin Avenue, Jiangpu Street, Pukou District, Nanjing City, Jiangsu Province, 211800 Applicant after: CRCC (Jiangsu) Testing Technology Co., Ltd Address before: 211800 Qiaolin Industrial Park, Pukou District, Nanjing, Jiangsu Province, No. 18-22 Applicant before: JIANGSU ZHONGLU ENGINEERING DETECTION Co.,Ltd. |
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Application publication date: 20180907 |
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