CN208350030U - A kind of plug and pull type fiber Bragg grating strain sensor mounting device - Google Patents
A kind of plug and pull type fiber Bragg grating strain sensor mounting device Download PDFInfo
- Publication number
- CN208350030U CN208350030U CN201821089142.XU CN201821089142U CN208350030U CN 208350030 U CN208350030 U CN 208350030U CN 201821089142 U CN201821089142 U CN 201821089142U CN 208350030 U CN208350030 U CN 208350030U
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- Prior art keywords
- bragg grating
- strain sensor
- fiber bragg
- grating strain
- bolt hole
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Abstract
The utility model discloses a kind of plug and pull type fiber Bragg grating strain sensor mounting devices, including U-shaped grip device, stand apparatus and angle steel, the stand apparatus is installed on the upper end bottom of U-shaped grip device, and it is combined into one with U-shaped grip device, angle steel is fixedly installed between stand apparatus and U-shaped grip device.The utility model has by U-shaped folder and its bolt, and directly fiber Bragg grating strain sensor is fixed on the angle steel of power transmission tower, realizes monitoring function of the fiber Bragg grating strain sensor on power transmission tower.Eliminate welding influences to power transmission tower component bring, and the device can be mass, and realizes the facilitation that fiber Bragg grating strain sensor work is installed on power transmission tower.
Description
Technical field
The utility model belongs to fiber Bragg grating strain sensor mounting technique field, is related to fiber Bragg grating strain sensor
Mounting device on power transmission tower.
Background technique
Fiber grating is as gauge without light source device with the fastest developing speed in recent years, in the related fieldss such as fiber optic communication and sensing
Play more and more important role.Fiber Bragg grating strain sensor be it is most widely used in engineering field, technology is most mature
Fibre optical sensor, have many advantages, such as such as high sensitivity, small in size, corrosion-resistant anti-electromagnetic-radiation；Overcome traditional electric class sensing
Device is vulnerable to electromagnetic interference, the disadvantage that precision is low, long-time stability are poor and signal transmission distance is short；It can satisfy in building
Measurement in the harsh environments such as engineering, space flight, petroleum industry needs.
Installation method of traditional fiber Bragg grating strain sensor in structure has: direct mounting method and welding.Directly
Although mounting method working procedure is simple,
But there are its particularity, power transmission towers to be made of angle steel for Transmission Tower, and angle steel hem width is relatively narrow, is not easy to weld；
Tower height degree of transmitting electricity is higher, is not easy to worker's welding procedure；And weld brought by stress concentrate adverse effect to structure not
Benefit.Therefore, be badly in need of a kind of new device that fiber Bragg grating strain sensor can be easily installed on power transmission tower.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of plug and pull type fiber Bragg grating strain sensor peaces
Fiber Bragg grating strain sensor is fixed on power transmission tower steel angle structure, but also can eliminate by assembling device in which not only can be convenient
Weld adverse effect.
The utility model is achieved through the following technical solutions: a kind of plug and pull type fiber Bragg grating strain sensor
Mounting device comprising U-shaped grip device, stand apparatus and angle steel, the stand apparatus are installed on the upper of U-shaped grip device
Bottom is held, and is combined into one with U-shaped grip device, angle steel is fixedly installed between stand apparatus and U-shaped grip device.
The first bolt hole and the second bolt are provided at the top of the U-shaped grip device as a preferred technical solution,
Hole is provided with corresponding third bolt hole, the support of the second bolt hole of face in the stand apparatus of the first bolt hole of face bottom
Corresponding 4th bolt hole is provided on device.
First, third bolt hole and the second, the 4th bolt hole are passed through as a preferred technical solution, is respectively arranged with the
Entire stand apparatus is fixedly installed in the bottom of U-shaped grip device by one bolt, the first bolt.
A semicircle is provided on the U-shaped grip device between the first, second bolt hole as a preferred technical solution,
Groove is raised, and face is provided with semicircle card slot in stand apparatus, and semicircle card slot and semi-circular recesses protrusion arc assemble, in
Between formed diameter be slightly larger than fiber Bragg grating strain sensor circular hole.
The bottom of the U-shaped grip device is provided with the 5th bolt hole and the 6th bolt as a preferred technical solution,
Hole, the five, the 6th bolts hole are interior to be packed into the second bolt, and compresses with the bottom surface of angle steel.
One end of ready fiber Bragg grating strain sensor is put into the circular hole of above-mentioned formation.One wherein
U-shaped folder has at two reserved bolts hole of upper end, is screwed into bolt, until by fiber Bragg grating strain sensor and stand apparatus
Has upper end fixation in U-shaped folder.It is U-shaped to be fixed on another with same method for the other end of fiber Bragg grating strain sensor
On fixture.It is mounted on completed above-mentioned apparatus at the power transmission tower steel angle structure being determined in advance, angle steel side is made to be close to branch
Base device lower end.Respectively in the lower end of the bolt hole of two U-shaped grip devices, it is screwed into bolt, until two U-shaped grip devices are firm
Gu on power transmission tower steel angle structure.
The utility model uses two U-shaped grip devices, and the opening size of open end will be enough by the angle of power transmission tower
Steel and stand apparatus and fiber Bragg grating strain sensor are put into wherein.By tightening bolt, reaches and pass fiber grating strain
Sensor is easily fixed to the purpose on power transmission tower steel angle structure.
The beneficial effects of the utility model are: the utility model has by U-shaped folder and its bolt, directly fiber grating is answered
Become sensor to be fixed on the angle steel of power transmission tower, realizes monitoring function of the fiber Bragg grating strain sensor on power transmission tower.
So that installment work is simpler, it is installation of the fiber Bragg grating strain sensor on power transmission tower, provides one kind
Simple effective method.The utility model not only solves tradition and welds fiber Bragg grating strain sensor on power transmission tower angle steel
Inconvenience, eliminate welding influences to power transmission tower component bring, and the device can be mass, and realizes and pacifies on power transmission tower
Fill the facilitation of fiber Bragg grating strain sensor work.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is mounted in the fiber Bragg grating strain sensor schematic device on power transmission tower；
Fig. 2 is U-shaped folder tool schematic device；
Fig. 3 is stand apparatus schematic diagram；
Fig. 4 is mounted in the fiber Bragg grating strain sensor device side view on power transmission tower.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
Any feature disclosed in this specification (including any accessory claim, abstract and attached drawing), except non-specifically chatting
It states, can be replaced by other alternative features that are equivalent or have similar purpose.That is, unless specifically stated, each feature is only
It is an example in a series of equivalent or similar characteristics.
By one end of fiber Bragg grating strain sensor, it is put into the semi-circular recesses protrusion 8 and branch of U-shaped 1 upper end of grip device
2 upper end semicircle card slot 11 of base device, which coincide to overlap, is formed by the circular hole that diameter is slightly larger than fiber Bragg grating strain sensor
In.Bolt is screwed by the first bolt hole 4 and the second bolt hole 5, until the first bolt hole 4 and third bolt hole 9 and second
Bolt hole 5 is connected firmly with the 4th bolt hole 10.The other end of fiber Bragg grating strain sensor keeps it solid with same method
It is scheduled on another U-shaped folder tool.It allows stand apparatus bottom to be adjacent to 3 side of power transmission tower angle steel, angle steel 3 is put into U-shaped grip device 1
In open end.Bolt is screwed by the 5th bolt hole 6 and the 6th bolt hole 7, until this device is solid on power transmission tower steel angle structure
It is fixed secured.In the above manner, to complete easily peace of the fiber Bragg grating strain sensor device on power transmission tower steel angle structure
Dress.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, any change or replacement expected without creative work be should be covered within the scope of the utility model.
Therefore, the protection scope of the utility model should be determined by the scope of protection defined in the claims.
Claims (5)
1. a kind of plug and pull type fiber Bragg grating strain sensor mounting device, it is characterised in that: including U-shaped grip device, branch
Base device and angle steel, the stand apparatus is installed on the upper end bottom of U-shaped grip device, and is combined into U-shaped grip device
It is integrated, angle steel is fixedly installed between stand apparatus and U-shaped grip device.
2. plug and pull type fiber Bragg grating strain sensor mounting device as described in claim 1, it is characterised in that: the U
The first bolt hole and the second bolt hole are provided at the top of type grip device, in the stand apparatus of the first bolt hole of face bottom
It is provided with corresponding third bolt hole, corresponding 4th bolt hole is provided in the stand apparatus of the second bolt hole of face.
3. plug and pull type fiber Bragg grating strain sensor mounting device as claimed in claim 2, it is characterised in that: pass through the
One, third bolt hole and the second, the 4th bolt hole are respectively arranged with the first bolt, and the first bolt fixes entire stand apparatus
It is installed on the bottom of U-shaped grip device.
4. plug and pull type fiber Bragg grating strain sensor mounting device as claimed in claim 2, it is characterised in that: first,
A semi-circular recesses protrusion is provided on U-shaped grip device between second bolt hole, face is provided with half in stand apparatus
Round card slot, semicircle card slot and semi-circular recesses protrusion arc assemble, and centre forms diameter and passes slightly larger than fiber grating strain
The circular hole of sensor.
5. plug and pull type fiber Bragg grating strain sensor mounting device as described in claim 1, it is characterised in that: the U
The bottom of type grip device is provided with the 5th bolt hole and the 6th bolt hole, is packed into the second bolt in the five, the 6th bolts hole,
And it is compressed with the bottom surface of angle steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821089142.XU CN208350030U (en) | 2018-07-10 | 2018-07-10 | A kind of plug and pull type fiber Bragg grating strain sensor mounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821089142.XU CN208350030U (en) | 2018-07-10 | 2018-07-10 | A kind of plug and pull type fiber Bragg grating strain sensor mounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208350030U true CN208350030U (en) | 2019-01-08 |
Family
ID=64905466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821089142.XU Active CN208350030U (en) | 2018-07-10 | 2018-07-10 | A kind of plug and pull type fiber Bragg grating strain sensor mounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208350030U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443233A (en) * | 2019-01-03 | 2019-03-08 | 大连理工大学 | A kind of mounting device and method of plug and pull type fiber Bragg grating strain sensor |
| CN115266076A (en) * | 2022-09-26 | 2022-11-01 | 中交第一公路勘察设计研究院有限公司 | Plate type support based on optical fiber sensing, monitoring system and mounting and monitoring method |
-
2018
- 2018-07-10 CN CN201821089142.XU patent/CN208350030U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443233A (en) * | 2019-01-03 | 2019-03-08 | 大连理工大学 | A kind of mounting device and method of plug and pull type fiber Bragg grating strain sensor |
| CN115266076A (en) * | 2022-09-26 | 2022-11-01 | 中交第一公路勘察设计研究院有限公司 | Plate type support based on optical fiber sensing, monitoring system and mounting and monitoring method |
| CN115266076B (en) * | 2022-09-26 | 2023-01-20 | 中交第一公路勘察设计研究院有限公司 | Plate type support based on optical fiber sensing, monitoring system and mounting and monitoring method |
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