CN205333571U - Civil engineering health monitoring device - Google Patents
Civil engineering health monitoring device Download PDFInfo
- Publication number
- CN205333571U CN205333571U CN201520950168.9U CN201520950168U CN205333571U CN 205333571 U CN205333571 U CN 205333571U CN 201520950168 U CN201520950168 U CN 201520950168U CN 205333571 U CN205333571 U CN 205333571U
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- civil engineering
- ultrasound transducers
- health monitoring
- data
- sensing element
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Abstract
The utility model discloses a civil engineering health monitoring device belongs to civil engineering field. It includes piezoelectricity ultrasonic sensor, data acquisition analytical equipment, monitoring device, piezoelectricity ultrasonic sensor includes transmission type piezoelectricity ultrasonic sensor and receipt type piezoelectricity ultrasonic sensor, sensing element bonds with the wire, the wire is connected with the two channel signal generators on the data acquisition analytical equipment, two channel signal generators are connected with binary channels oscilloscope, binary channels oscilloscope and data processing device are connected, data processing device is connected with the data output device on the monitoring device, the data output device is connected with expert analytical equipment and exception data alarm device. The utility model provides a civil engineering health monitoring device, accurate to the defect in concrete location, the degree of depth of detection is big, and the interference killing feature is strong, does not have harmfulness to measurement personnel and external environment, does not harm detecting the material.
Description
Technical field
This utility model relates to technical field of civil engineering, especially relates to Health Monitoring for Civil Engineering device。
Background technology
In recent years, along with China's expanding economy, the construction of the civil engineerings such as large-scale civil engineering, skyscraper, Longspan Bridge and water conservancy projects, the research that civil engineering structure is carried out real-time, online health monitoring by academia and engineering circles is increasingly becoming focus。Utilizing the achievement that the health monitoring of intellectual material obtains in civil engineering monitoring field, the Health Monitoring for Civil Engineering for reaching reality provides effective method。
In the large scale civil engineerings such as building, bridge, tunnel, remotely detect engineering health status and be always up, with very-long-range, the effective means that industry is dreamed of。Particular with the developing rapidly of national economy, western construction and exploitation, occur in that a lot of unprecedented length, big, high, deep, special, danger engineering, an important component part in these engineering constructions is exactly the detection of engineering structure mechanical state, such as, pressure, strain, distance, humidity, temperature etc.。Geographical position and environment residing for these engineerings are bad, and such as height above sea level, rarefaction of air, temperature are low etc., bring very big difficulty to Data Detection。Even if completion of works, detection work also to continue 1 year, and the degree of difficulty of detection work is very large。
At present, in the control of the health status of civil engineering structure, inaccurate for the defect location in concrete, the degree of depth of detection is little, and testing staff and external environment are had hazardness a bit, and detection material is had damage。
Utility model content
For problem above, this utility model provides Health Monitoring for Civil Engineering device, accurate for the defect location in concrete, and the degree of depth of detection is big, and capacity of resisting disturbance is strong, to testing staff and being safe from harm property of external environment, detection material is not damaged。
Concrete technology contents is: Health Monitoring for Civil Engineering device, including piezo ultrasound transducers, equipment data acquisition analyzing, supervising device, described piezo ultrasound transducers includes emission type piezo ultrasound transducers and reception type piezo ultrasound transducers, described emission type piezo ultrasound transducers and reception type piezo ultrasound transducers are by sensing element, matching layer, backing layer, encapsulating material and screen layer composition, described sensing element and wire bonding, described wire is connected with the double-channel signal generator on equipment data acquisition analyzing, described double-channel signal generator is connected with dual channel oscilloscope, described dual channel oscilloscope is connected with data processing equipment, described data processing equipment is connected with the data output device on supervising device, data output device is connected with analysis expert device and abnormal data alarm device。
The both sides of described sensing element are connected by encapsulating material with matching layer and backing layer respectively, and described screen layer is positioned at outside matching layer and backing layer。
The thickness of described backing layer is 3-10mm。
Being provided with shielded conductor on described wire, described shielded conductor is connected with screen layer。
Described sensing element adopts cement base piezoelectric composite material。
Described piezo ultrasound transducers is built-in sensor。
Owing to taking technique scheme, compared with prior art, advantage of the present utility model:
1, accurate for the defect location in concrete, the degree of depth of detection is big, adopt piezo ultrasound transducers, piezo ultrasound transducers includes emission type piezo ultrasound transducers and reception type piezo ultrasound transducers, can pass through to launch and accept ultrasound wave and realize the location to concrete defect, accurate positioning, adopts built-in structure, and the degree of depth of detection is big。
2, capacity of resisting disturbance is strong, the both sides adopting sensing element are connected by encapsulating material with matching layer and backing layer respectively, screen layer is positioned at outside matching layer and backing layer, wire is provided with shielded conductor, shielded conductor is connected with screen layer, can effectively shield the noise signal in the external world, improve capacity of resisting disturbance。
3, to testing staff and being safe from harm property of external environment, detection material not being damaged, adopts hyperacoustic reflected impulse signal to detect, ultrasound wave is to object and fanout free region per capita, and safety is greatly improved。
Accompanying drawing explanation
Below in conjunction with drawings and Examples, this utility model is further described。
Fig. 1 is this utility model structural representation；
Fig. 2 is this utility model piezo ultrasound transducers structural representation。
In figure: 1, piezo ultrasound transducers, 2, equipment data acquisition analyzing, 3, supervising device, 4, emission type piezo ultrasound transducers, 5, reception type piezo ultrasound transducers, 6, sensing element, 7, matching layer, 8, backing layer, 9, encapsulating material, 10, screen layer, 11, wire, 12, double-channel signal generator, 13, dual channel oscilloscope, 14, data processing equipment, 15, data output device, 16, analysis expert device, 17, abnormal data alarm device, 18, shielded conductor。
Detailed description of the invention
Hereinafter preferred embodiment of the present utility model is illustrated, it will be appreciated that preferred embodiment described herein is merely to illustrate and explains this utility model, be not used to limit this utility model。
It is embodied as follows: such as accompanying drawing 1, shown in 2, Health Monitoring for Civil Engineering device, including piezo ultrasound transducers 1, equipment data acquisition analyzing 2, supervising device 3, described piezo ultrasound transducers 1 includes emission type piezo ultrasound transducers 4 and reception type piezo ultrasound transducers 5, described emission type piezo ultrasound transducers 4 and reception type piezo ultrasound transducers 5 are by sensing element 6, matching layer 7, backing layer 8, encapsulating material 9 and screen layer 10 form, described sensing element 6 bonds with wire 11, described wire 11 is connected with the double-channel signal generator 12 on equipment data acquisition analyzing 2, described double-channel signal generator 12 is connected with dual channel oscilloscope 13, described dual channel oscilloscope 13 is connected with data processing equipment 14, described data processing equipment 14 is connected with the data output device 15 on supervising device 3, data output device 15 is connected with analysis expert device 16 and abnormal data alarm device 17。
The both sides of described sensing element 6 are connected by encapsulating material 9 with matching layer 7 and backing layer 8 respectively, and described screen layer 10 is positioned at matching layer 7 and backing layer 8 is outside。
The thickness of described backing layer 8 is 3-10mm。
Being provided with shielded conductor 18 on described wire 11, described shielded conductor 18 is connected with screen layer 10。
Described sensing element 6 adopts cement base piezoelectric composite material。
Described piezo ultrasound transducers 1 is built-in sensor。
Realized by following steps: emission type piezo ultrasound transducers 4 and reception type piezo ultrasound transducers 5 are placed on the building interior needing detection, both maintain a certain distance, then by wire 11 and equipment data acquisition analyzing 2, supervising device 3 connects, emission type piezo ultrasound transducers 4 launches signal, received by reception type piezo ultrasound transducers 5 after interior of building is propagated, the signal received is transferred on double-channel signal generator 12 by wire 11, it is then passed through dual channel oscilloscope 13 to enter data processing equipment 14 and carry out data process, data after process upload to analysis expert device 16 and abnormal data alarm device 17 by data output device 15, data are analyzed, abnormal data is reported to the police, realize the monitoring of data。
What finally illustrate is, above example is only in order to illustrate the technical solution of the utility model and unrestricted, although this utility model being described in detail with reference to preferred embodiment, it will be understood by those within the art that, the technical solution of the utility model can be modified or equivalent replacement, without deviating from objective and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model。
Claims (6)
1. Health Monitoring for Civil Engineering device, it is characterized in that: include piezo ultrasound transducers (1), equipment data acquisition analyzing (2), supervising device (3), described piezo ultrasound transducers (1) includes emission type piezo ultrasound transducers (4) and reception type piezo ultrasound transducers (5), described emission type piezo ultrasound transducers (4) and reception type piezo ultrasound transducers (5) are by sensing element (6), matching layer (7), backing layer (8), encapsulating material (9) and screen layer (10) composition, described sensing element (6) and wire (11) bonding, described wire (11) is connected with the double-channel signal generator (12) on equipment data acquisition analyzing (2), described double-channel signal generator (12) is connected with dual channel oscilloscope (13), described dual channel oscilloscope (13) is connected with data processing equipment (14), described data processing equipment (14) is connected with the data output device (15) on supervising device (3), data output device (15) is connected with analysis expert device (16) and abnormal data alarm device (17)。
2. Health Monitoring for Civil Engineering device according to claim 1, it is characterized in that: the both sides of described sensing element (6) are connected by encapsulating material (9) with matching layer (7) and backing layer (8) respectively, described screen layer (10) is positioned at matching layer (7) and backing layer (8) is outside。
3. Health Monitoring for Civil Engineering device according to claim 1, it is characterised in that: the thickness of described backing layer (8) is 3-10mm。
4. Health Monitoring for Civil Engineering device according to claim 1, it is characterised in that: being provided with shielded conductor (18) on described wire (11), described shielded conductor (18) is connected with screen layer (10)。
5. Health Monitoring for Civil Engineering device according to claim 1, it is characterised in that: described sensing element (6) adopts cement base piezoelectric composite material。
6. Health Monitoring for Civil Engineering device according to claim 1, it is characterised in that: described piezo ultrasound transducers (1) is built-in sensor。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520950168.9U CN205333571U (en) | 2015-11-18 | 2015-11-18 | Civil engineering health monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520950168.9U CN205333571U (en) | 2015-11-18 | 2015-11-18 | Civil engineering health monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205333571U true CN205333571U (en) | 2016-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520950168.9U Expired - Fee Related CN205333571U (en) | 2015-11-18 | 2015-11-18 | Civil engineering health monitoring device |
Country Status (1)
| Country | Link |
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| CN (1) | CN205333571U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112024343A (en) * | 2020-07-03 | 2020-12-04 | 温州大学 | Piezoelectric ultrasonic transducer for monitoring damage of asphalt pavement and preparation method thereof |
-
2015
- 2015-11-18 CN CN201520950168.9U patent/CN205333571U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112024343A (en) * | 2020-07-03 | 2020-12-04 | 温州大学 | Piezoelectric ultrasonic transducer for monitoring damage of asphalt pavement and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160622 Termination date: 20161118 |