CN208505254U - A kind of flexible optical sensor - Google Patents
A kind of flexible optical sensor Download PDFInfo
- Publication number
- CN208505254U CN208505254U CN201820744984.8U CN201820744984U CN208505254U CN 208505254 U CN208505254 U CN 208505254U CN 201820744984 U CN201820744984 U CN 201820744984U CN 208505254 U CN208505254 U CN 208505254U
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- connector
- flexible optical
- optical waveguide
- light source
- photodetector
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Abstract
The utility model provides a kind of flexible optical sensor, it includes light source, photodetector and flexible optical waveguide, one end of the flexible optical waveguide connect with light source by the first connector and keeps alignment, the other end of the flexible optical waveguide connect with photodetector by the second connector and keeps alignment, the outer surface of the flexible optical waveguide is equipped with soft colloid clad member, and the both ends of the soft colloid clad member are connect with the first connector, the second connector respectively.Using the technical solution of the utility model, it can be very good to realize the measurement to object deformation, and precision is high, stability is good, reproducible, electromagnetism interference, small in size, manufacturing method is easy to operate, at low cost.
Description
Technical field
The utility model relates to a kind of optical sensor more particularly to a kind of flexible optical sensors.
Background technique
In recent years, the limited of traditional sensors suitable environment restricts the development of intelligent equipment, has been unable to satisfy people
Growing demand.The flexible sensor occurred with new material, technique and machine-building progress is because its matter is soft, low
Modulus, the feature supplements deficiency of traditional sensors of easy deformation, have pushed the further development in intelligent equipment field.
Currently, common be generally flexible resistor sensor using more flexible sensor, this sensor cost compared with
It is low, but that there is precision is low, stability is poor, poor repeatability, can not electromagnetism interference the disadvantages of, this largely reduces soft
The application market of property sensor.Therefore develop that a precision is high, stability is good, reproducible, electromagnetism interference, it is small in size and
The simple flexible optical sensor of manufacturing method is of great significance to the expansion of flexible sensor application market.
Utility model content
Against the above technical problems, the utility model discloses a kind of flexible optical sensor, can be used to realize externally
The measurement of boundary's object deformation, has that precision is high, stability is good, reproducible, electromagnetism interference, advantage small in size.
In this regard, the technical solution of the utility model are as follows:
A kind of flexible optical sensor comprising light source, photodetector and flexible optical waveguide, the flexible optical waveguide
One end connect with light source and keeps alignment by the first connector, and the other end of the flexible optical waveguide passes through the second connector
Alignment is connect and kept with photodetector, and the outer surface of the flexible optical waveguide is equipped with soft colloid clad member, described
The both ends of soft colloid clad member are connect with the first connector, the second connector respectively.
Wherein, the first connector, the second connector can have any shape, can by the first connector, the second connector
To guarantee light source, photodetector and the alignment of optical waveguide.The soft colloid is non-rigid material, soft, is had
It can optionally stretch, compress, curved characteristic.Light source, photodetector are connected by welding lead with external circuit.The photoelectricity
Detector is any photoelectric cell that can convert optical signal into electric signal.The optical signal of the photodetector detection is light
By force, polarization, wavelength, phase, frequency.
The flexible optical waveguide is regular columnar body, has flexible characteristic, has to the light of the sending of light source certain
Permeability.
By adopting the above technical scheme, the light that light source issues, after flexible optical waveguide, into photodetector, photoelectricity is visited
It surveys device and converts optical signal into electric signal.When flexible optical waveguide with soft colloid clad member deformation occurs when, interior lights
Some or all of parameter will change to playing the role of sensing.Soft colloid clad member plays flexible optical waveguide
Protective effect.When deformation occurs for soft optical waveguide, incidence angle of the interior lights at soft optical waveguide and Air Interface reduces,
This will lead to the light intensity for being transmitted to and losing in air and increases, and be reflected back the light detected in soft optical waveguide by photodetector
It is strong to reduce.
Further, the column that the flexible optical waveguide and soft colloid clad member are formed, can be cylindrical body,
Any regular columnar body for meeting actual operation requirements such as prism.
Further, the light source is monochromatic light or nonmonochromatic light.
The flexible optical sensor includes connector cover plate, the connection as a further improvement of the utility model,
Part cover plate is respectively provided at the lateral surface of the first connector, the second connector；Further, the connector cover plate is respectively with first
Connector, the second connector lateral surface be fixedly connected by quick-drying gelatin.
The connector cover plate is circle as a further improvement of the utility model, and the connector cover plate is equipped with
The pin of through-hole, the light source or photodetector is pierced by from through-hole.
First connector, the second connector inside are equipped with flexible light wave as a further improvement of the utility model,
Lead insertion hole, light source or photodetector insertion hole；Flexible optical waveguide insertion hole, light source or photodetector are inserted into hole phase
Neighbour, and be coaxial aperture.It adopts this technical solution, it is ensured that the alignment of flexible optical waveguide and light source, photodetector.
It is being located at flexible light wave in first connector, the second connector as a further improvement of the utility model,
The outside for leading insertion hole is equipped with the groove connecting with soft colloid clad member.Groove can guarantee pouring into for soft colloid, make
Connector is fixed with flexible optical waveguide.
First connector, the second connector are being located at flexible optical waveguide as a further improvement of the utility model,
The outside in insertion hole is equipped with the inclined-plane connecting with soft colloid clad member.Adopt this technical solution, increase connector with it is soft
The contact area of colloid clad member material, fixes connector preferably with flexible optical waveguide.
The light source or photodetector insertion hole are T-shaped hole as a further improvement of the utility model,.
The flexible optical waveguide is the regular columnar body with translucency as a further improvement of the utility model,.
The light source and the first connector connect by the way that transparent quick-drying gelatin is fixed as a further improvement of the utility model,
It connects, the photodetector is fixedly connected with the second connector by transparent quick-drying gelatin.
The material of the soft colloid clad member is silica gel as a further improvement of the utility model,.
Compared with prior art, the utility model has the following beneficial effects:
Using the technical solution of the utility model, can be very good to realize the measurement to object deformation, and precision is high, steady
Qualitative good, reproducible, electromagnetism interference, small in size, manufacturing method is easy to operate, at low cost.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of flexible optical sensor of the utility model.
Fig. 2 is a kind of structural schematic diagram of the deformation of flexible optical sensor of the utility model.
Fig. 3 is the structural schematic diagram of the connector of the utility model embodiment 1.
Fig. 4 is the structural schematic diagram of the connector of the utility model embodiment 2.
Appended drawing reference includes: 1- light source, 2- photodetector, the first connector of 31-, the second connector of 32-, 4- flexible light
Waveguide, the soft colloid of 5-, 6- conducting wire, 7- connector cover plate；33- flexible optical waveguide is inserted into hole, and 34- second is inserted into hole, and 35- is recessed
Slot, the inclined-plane 36-.
Specific embodiment
With reference to the accompanying drawing, the preferably embodiment of the utility model is described in further detail.
Embodiment 1
As shown in Fig. 1 ~ Fig. 3, a kind of flexible optical sensor comprising light source 1, attachment device 3, is led at photodetector 2
Line 6, attachment device cover plate 7.Wherein, the light source 1 is fixedly connected by the first connector 31 with one end of flexible optical waveguide, institute
The other end that photodetector 2 is fixed on flexible optical waveguide by the second connector 32 is stated, connector cover plate 7 is fixed on the first company
Fitting 31, the second connector 32 rear end face on, flexible optical waveguide 4 is wrapped in soft colloid 5, with soft colloid 5 formed one
Kind regular columnar body.Light source 1 and photodetector 2 are connect by conducting wire 6 with external circuit respectively.Specifically, flexible optical waveguide 4
For a kind of regular columnar body, there is flexible characteristic, the optical waveguide 4 has certain permeability to the light that light source 1 issues.
The soft colloid 5 be non-rigid material, have can optionally stretch, shrink, curved characteristic.The light source 1 be monochromatic light or
Nonmonochromatic light.The photodetector 2 is any photoelectric cell that can convert optical signal into electric signal.The photodetection
The optical signal that device 2 detects is light intensity, polarization, wavelength, phase, frequency.
The connector cover plate 7 is round and the hole with there are two, and the pin of light source 1 and photodetector 2 passes through two holes
It is pierced by.
It adopts this technical solution, the light that light source 1 issues, after flexible optical waveguide 4, into photodetector 2, photoelectricity is visited
It surveys device 2 and converts optical signal into electric signal.When flexible optical waveguide 4 with soft colloid 5 deformation occurs when, the part of interior lights
Or whole parameters will change, the parameter of light includes light intensity, polarization, wavelength, phase, frequency.5 pairs of soft colloid flexible light waves
4 are led to play a protective role.
When deformation occurs for soft optical waveguide 4, incidence angle of the interior lights at soft optical waveguide 4 and Air Interface subtracts
Small, this will lead to the light intensity for being transmitted to and losing in air and increases, and is reflected back in soft optical waveguide 4 and is detected by photodetector 2
The light intensity arrived reduces.Shown in referring to Figures 1 and 2, Fig. 1 show sensor normal condition, and Fig. 2 is sensor deformed state.
First connector 31 is identical with the structure of the second connector 32, is identical connector, as shown in figure 3, described
It is equipped with flexible optical waveguide insertion hole 33 inside first connector 31, the second connector 32, is inserted into for light source or photodetector
Second insertion hole 34；It is adjacent that hole 34 is inserted into flexible optical waveguide insertion hole 33, second, and is coaxial aperture, it is ensured that soft
Property optical waveguide 4 and light source 1, photodetector 2 alignment.Second insertion hole 34 is T-shaped hole.It adopts this technical solution,
It can guarantee the alignment of flexible optical waveguide and light source 1, photodetector 2.
In first connector 31, the second connector 32 the outside for being located at flexible optical waveguide insertion hole 33 be equipped with it is soft
Property colloid 5 connect groove 35.Groove 35 can guarantee pouring into for soft colloid 5, keep connector and flexible optical waveguide 4 fixed.
The light source 1 is fixedly connected with the first connector 31 by transparent quick-drying gelatin, and the photodetector 2 and second connects
Fitting 32 is fixedly connected by transparent quick-drying gelatin, and the transparent rapid-curing cutback for the model PR1500 that 3M is produced can be selected in the quick-drying gelatin
Glue.
Embodiment 2
On the basis of embodiment 1, as shown in figure 4, the structure and implementation of first connector 31, the second connector 32
Example is different, first connector 31, the second connector 32 the outside for being located at flexible optical waveguide insertion hole 33 be equipped with it is soft
The inclined-plane 36 that colloid 5 connects.It adopts this technical solution, increases the first connector 31, the second connector 32 connects with soft colloid 5
Contacting surface product, fixes connector preferably with flexible optical waveguide.
The specific embodiment of the above is the better embodiment of the utility model, and it is practical new not to limit this with this
The specific implementation range of type, the scope of the utility model includes being not limited to present embodiment, all according to the utility model
Shape, structure made by equivalence changes it is within the protection scope of the present utility model.
Claims (10)
1. a kind of flexible optical sensor, it is characterised in that: it includes light source, photodetector and flexible optical waveguide, described soft
Property optical waveguide one end alignment is connect and kept with light source by the first connector, the other end of the flexible optical waveguide passes through
Second connector connect with photodetector and keeps alignment, and the outer surface of the flexible optical waveguide is coated equipped with soft colloid
The both ends of component, the soft colloid clad member are connect with the first connector, the second connector respectively.
2. flexible optical sensor according to claim 1, it is characterised in that: it includes connector cover plate, the connection
Part cover plate is respectively provided at the lateral surface of the first connector, the second connector.
3. flexible optical sensor according to claim 2, it is characterised in that: the connector cover plate is equipped with through-hole,
The pin of the light source or photodetector is pierced by from through-hole.
4. flexible optical sensor according to claim 1, it is characterised in that: first connector, the second connector
Inside is equipped with flexible optical waveguide insertion hole, light source or photodetector and is inserted into hole；Flexible optical waveguide insertion hole, light source or light
It is adjacent that electric explorer is inserted into hole, and is coaxial aperture.
5. flexible optical sensor according to claim 4, it is characterised in that: first connector, the second connector
The outside that inherence is located at flexible optical waveguide insertion hole is equipped with the groove connecting with soft colloid clad member.
6. flexible optical sensor according to claim 4, it is characterised in that: first connector, the second connector
The inclined-plane connecting with soft colloid clad member is equipped in the outside for being located at flexible optical waveguide insertion hole.
7. flexible optical sensor according to claim 4, it is characterised in that: the light source or photodetector are inserted into hole
For T-shaped hole.
8. flexible optical sensor according to claim 1, it is characterised in that: the flexible optical waveguide is with translucency
Regular columnar body.
9. flexible optical sensor according to claim 1, it is characterised in that: the light source and the first connector pass through thoroughly
Bright quick-drying gelatin is fixedly connected, and the photodetector is fixedly connected with the second connector by transparent quick-drying gelatin.
10. flexible optical sensor according to claim 1, it is characterised in that: the material of the soft colloid clad member
Matter is silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820744984.8U CN208505254U (en) | 2018-05-18 | 2018-05-18 | A kind of flexible optical sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820744984.8U CN208505254U (en) | 2018-05-18 | 2018-05-18 | A kind of flexible optical sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208505254U true CN208505254U (en) | 2019-02-15 |
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ID=65292562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820744984.8U Active CN208505254U (en) | 2018-05-18 | 2018-05-18 | A kind of flexible optical sensor |
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| Country | Link |
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| CN (1) | CN208505254U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444406A (en) * | 2018-05-18 | 2018-08-24 | 深圳市博讯飞扬科技有限公司 | A kind of flexible optical sensor |
-
2018
- 2018-05-18 CN CN201820744984.8U patent/CN208505254U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444406A (en) * | 2018-05-18 | 2018-08-24 | 深圳市博讯飞扬科技有限公司 | A kind of flexible optical sensor |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191012 Address after: 529700 No. 13 Minfeng East Road, Hecheng Town, Heshan City, Jiangmen City, Guangdong Province Patentee after: Power Boshi (Guangdong) Intelligent Equipment Co., Ltd. Address before: 518000 room 316, Baoan District West Street business building, Baoan District Xixiang street, Shenzhen Patentee before: Shenzhen Boxun Feiyang Technology Co., Ltd. |
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| TR01 | Transfer of patent right |