CN203811271U - Bridge vibration sensor probe - Google Patents
Bridge vibration sensor probe Download PDFInfo
- Publication number
- CN203811271U CN203811271U CN201420212464.4U CN201420212464U CN203811271U CN 203811271 U CN203811271 U CN 203811271U CN 201420212464 U CN201420212464 U CN 201420212464U CN 203811271 U CN203811271 U CN 203811271U
- Authority
- CN
- China
- Prior art keywords
- bridge
- probe
- mounting seat
- probe mounting
- vibration sensor
- 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.)
- Expired - Fee Related
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- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The utility model provides a bridge vibration sensor probe, comprising a probe housing, MEMS vibration sensors, a sensor lead, and a probe installation pedestal. The probe housing is fixed on the probe installation pedestal through bolts. The MEMS vibration sensors are stuck on the probe installation pedestal at equal interval through high strength structural adhesive. The sensor leads are connected with the MEMS vibration sensors, and are stuck on the probe installation pedestal through silicone rubber with elasticity, and extend out from wiring holes. A connection position of the probe installation pedestal and a bridge is painted with structural adhesive, and then the position is fixed by an expansion bolt. The bridge vibration sensor probe is easy to install and large in measuring range, and can be installed on a bridge monitoring point stably for a long time, and the probe transmits signals to data terminals.
Description
Technical field
The utility model relates to bridge health status monitoring field, particularly, relates to a kind of bridge vibration sensor probe.
Background technology
In Bridge Health Monitoring Technology, need to monitor bridge vibration parameter.Bridge vibration survey sensor is all to exist with sensor probe, collector form at present, is a kind of all purpose instrument.When implementing long term monitoring and layouting on a large scale, power supply, data transmission, freely lay and all become difficulty, need to develop a kind of applicable vibration transducer equipment.
Utility model content
For defect of the prior art, the purpose of this utility model is to provide a kind of bridge vibration sensor probe, and this probe can for a long time, stably be arranged on bridge monitoring point, and signal is transferred to data terminal.
The utility model provides a kind of bridge vibration sensor probe, comprises probing shell, MEMS vibration transducer, sensor lead and probe mounting seat, wherein: described probing shell is fixed in described probe mounting seat; Described MEMS vibration transducer is equidistantly pasted in described probe mounting seat by high strength structural adhesion; Described sensor lead is pasted in described probe mounting seat and is derived by cable hole by having flexible silicon rubber; After described probe mounting seat and bridge link position smearing structure glue, by expansion bolt, fix again.
Preferably, described MEMS vibration transducer comprises low frequency vibration detector, high-frequency vibration detector and medium frequency vibration detector, and described detector is connected respectively to the signal processing circuit of rear end by lead-in wire.
Preferably, be provided with for connecing the through hole of use with bridging in described probe mounting seat, on bridge, the expansion bolt of installation site is realized being connected and fixed of bridge and described probe mounting seat by described through hole.
Preferably, the correspondence position of described probe mounting seat and described probing shell is provided with the screw hole cooperatively interacting.
Preferably, described probe mounting seat adopts tool steel to process.
Preferably, described probing shell is steel construction.
Compared with prior art, the utlity model has following beneficial effect:
The utility model adopts tool steel as probe mounting seat, and tool steel has certain intensity and toughness, can bear the complex stresses such as load, impact, vibrations and bending, and transmitting vibrations is functional;
The high strength structural adhesion that the utility model adopts is bonding firmly, and mechanical wave transfer impedance is little;
Sensor lead of the present utility model is derived by cable hole, prevents that lead-in wire generation vibration is detected device and catches, thereby has improved the degree of accuracy of monitoring;
The utility model adopts steel design part as mounting structure, better transmitting vibrations signal;
The utility model sensor can be arranged on any part on bridge, convenient, flexible; Use three acquisition sensors, expanded investigative range.
Accompanying drawing explanation
By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present utility model will become:
Fig. 1 is the utility model structural representation;
In figure: 1 is probing shell, 2 is probe mounting seat, and 3 is through hole, and 4 is low frequency vibration detector, and 5 is high-frequency vibration detector, and 6 is medium frequency vibration detector, and 7 is detector cables, and 8 is probe mounting seat bottom surface, and 9 is screw hole.
Embodiment
Below in conjunction with specific embodiment, the utility model is elaborated.Following examples will contribute to those skilled in the art further to understand the utility model, but not limit in any form the utility model.It should be pointed out that to those skilled in the art, without departing from the concept of the premise utility, can also make some distortion and improvement.These all belong to protection domain of the present utility model.
As shown in Figure 1, the present embodiment provides a kind of bridge vibration sensor probe, wherein sensor lead adopts detector cables 7 to realize, specifically comprise: probing shell 1, probe mounting seat 2, low frequency vibration detector 4, high-frequency vibration detector 5, medium frequency vibration detector 6 and detector cables 7, wherein: described probing shell 1 is fixed in described probe mounting seat 2 by screw; Described probe mounting seat 2 and bridge link position, by expansion bolt and bridge be connected and fixed after smearing high strength structural adhesion on the mounting seat of popping one's head in bottom surface 8 again; Described low frequency vibration detector 4, described high-frequency vibration detector 5, described medium frequency vibration detector 6 are equidistantly pasted in described probe mounting seat 2 by high strength structural adhesion; Described detector cables 7 is pasted in described probe mounting seat 2 and is derived by cable hole by having flexible silicon rubber, thereby prevents that vibration that described detector cables 7 produces is detected device and catches.
In the present embodiment, be provided with for connecing the through hole 3 of use with bridging in described probe mounting seat 2, the expansion bolt of installing on bridge is realized being connected and fixed of bridge and described probe mounting seat 2 by through hole 3; The aperture of described through hole 3 is Φ 11mm, is extension after installation expansion bolt in Fig. 1, and loading nut is used.
In the present embodiment, described low frequency vibration detector 4, described high-frequency vibration detector 5, described medium frequency vibration detector 6 are connected with the signal processing circuit of rear end by described detector cables 7.
In the present embodiment, described probing shell 1 is provided with screw hole 9 with the correspondence position of described probe mounting seat 2, and adopts Φ 4mm screw to install.
In the present embodiment, described probe mounting seat 2 adopts tool steel to process, the thick 10mm in position that expansion bolt is installed, the thick 20mm in position that described low frequency vibration detector 4, described high-frequency vibration detector 5, described medium frequency vibration detector 6 are installed.
In the present embodiment, described probing shell 1 adopts the thick steel construction of 3mm, uses silicon rubber joint filling waterproof during installation.
The utility model is the mechanical vibration frequency of investigative range from 0.01Hz to 20kHz effectively, meets the needs of bridge vibration monitoring.
The utility model adopts base steel seat can guarantee to greatest extent that vibration signal is transferred to sensor, and sensor can be arranged on any part on bridge, convenient, flexible; Use three acquisition sensors, expanded investigative range.
Above specific embodiment of the utility model is described.It will be appreciated that, the utility model is not limited to above-mentioned specific implementations, and those skilled in the art can make various distortion or modification within the scope of the claims, and this does not affect flesh and blood of the present utility model.
Claims (6)
1. a bridge vibration sensor probe, is characterized in that, comprises probing shell, MEMS vibration transducer, sensor lead and probe mounting seat, wherein: described probing shell is fixed in described probe mounting seat; Described MEMS vibration transducer is equidistantly pasted in described probe mounting seat by high strength structural adhesion; Described sensor lead is pasted in described probe mounting seat and is derived by cable hole by having flexible silicon rubber; After described probe mounting seat and bridge link position smearing structure glue, by expansion bolt, fix again.
2. a kind of bridge vibration sensor probe according to claim 1, it is characterized in that, described MEMS vibration transducer comprises low frequency vibration detector, high-frequency vibration detector and medium frequency vibration detector, and described detector is connected respectively to the signal processing circuit of rear end by lead-in wire.
3. a kind of bridge vibration sensor probe according to claim 1, it is characterized in that, in described probe mounting seat, be provided with for connecing the through hole of use with bridging, the expansion bolt of installing on bridge is realized being connected and fixed of bridge and described probe mounting seat by described through hole.
4. according to a kind of bridge vibration sensor probe described in claim 1-3 any one, it is characterized in that, the correspondence position of described probe mounting seat and described probing shell is provided with the screw hole cooperatively interacting.
5. according to a kind of bridge vibration sensor probe described in claim 1-3 any one, it is characterized in that, described probe mounting seat adopts tool steel to process.
6. according to a kind of bridge vibration sensor probe described in claim 1-3 any one, it is characterized in that, described probing shell is steel construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420212464.4U CN203811271U (en) | 2014-04-28 | 2014-04-28 | Bridge vibration sensor probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420212464.4U CN203811271U (en) | 2014-04-28 | 2014-04-28 | Bridge vibration sensor probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203811271U true CN203811271U (en) | 2014-09-03 |
Family
ID=51450008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420212464.4U Expired - Fee Related CN203811271U (en) | 2014-04-28 | 2014-04-28 | Bridge vibration sensor probe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203811271U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105486401A (en) * | 2016-01-25 | 2016-04-13 | 江苏三川智能科技有限公司 | Dilatation joint vibration monitoring system and monitoring method based on piezoelectric ceramic self power |
| CN105651375A (en) * | 2016-03-31 | 2016-06-08 | 德清县德意电脑有限公司 | Extremely low frequency micro-vibration signal sensor |
-
2014
- 2014-04-28 CN CN201420212464.4U patent/CN203811271U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105486401A (en) * | 2016-01-25 | 2016-04-13 | 江苏三川智能科技有限公司 | Dilatation joint vibration monitoring system and monitoring method based on piezoelectric ceramic self power |
| CN105486401B (en) * | 2016-01-25 | 2019-05-07 | 江苏三川智能科技有限公司 | Based on the self-powered expansion joint vibration monitor system of piezoelectric ceramics and monitoring method |
| CN105651375A (en) * | 2016-03-31 | 2016-06-08 | 德清县德意电脑有限公司 | Extremely low frequency micro-vibration signal sensor |
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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: 20140903 |