CN208635941U - A kind of low temperature optical fiber grating temperature sensing device - Google Patents
A kind of low temperature optical fiber grating temperature sensing device Download PDFInfo
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- CN208635941U CN208635941U CN201821077437.5U CN201821077437U CN208635941U CN 208635941 U CN208635941 U CN 208635941U CN 201821077437 U CN201821077437 U CN 201821077437U CN 208635941 U CN208635941 U CN 208635941U
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- fiber grating
- sleeve
- grating temperature
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- temperature sensor
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Abstract
The utility model discloses a kind of low temperature optical fiber grating temperature sensing devices of fiber grating temperature sensor technical field, including fiber grating temperature sensor ontology, the outer wall of the fiber grating temperature sensor ontology, which is socketed with, holds liquid sleeve, the top right side for holding liquid sleeve is bolted with seal cap, the outer wall for holding liquid sleeve is evenly arranged with support plate, the other end of the support plate is connected to the inner wall of support sleeve, the outer wall of the support sleeve is provided with fire proof heat-insulation layer, the outer wall of the fire proof heat-insulation layer is provided with erosion resistant coating, by holding liquid sleeve, seal cap, support plate and support sleeve are used cooperatively, the heat dissipation effect of fiber grating temperature sensor ontology can be improved, it is set to keep low-temperature working, improve working efficiency, it reduces component aging, it improves service life, outside heat can be completely cut off by fire proof heat-insulation layer, protection Fiber grating temperature sensor ontology.
Description
Technical field
The utility model relates to fiber grating temperature sensor technical field, specially a kind of low temperature optical fiber grating temperature is passed
Induction device.
Background technique
Fiber grating temperature sensor is manufactured using no metallization packaged technique, has thermal conduction characteristic and high intensity special
Property, have it is compact-sized, small in size, lay convenience, electromagnetism interference, precision height, durability it is good, both can surface mount and also
The advantages that laying inside equipment generallys use the fiber-optic grating sensor of stainless steel encapsulation in structure temperature monitoring works
It is monitored, if China Patent Publication No. is a kind of " corrosion resistant fiber grating temperature sensor, the packet of CN102435345A
Include: the fiber grating temperature sensor and tail optical fiber protecting pipe of steel pipe encapsulation are: the fiber grating temperature of the steel pipe encapsulation
Spend anti-corrosion layer of the outer surface at least provided with one layer of 0.1~1.0mm of sensor ", but this device makes in high-temperature work environment
Used time, internal heat when fiber grating temperature sensor works are not easy to shed, and lead to the work of fiber grating temperature sensor
Low efficiency, service life is short, for this purpose, we have proposed a kind of low temperature optical fiber grating temperature sensing devices.
Utility model content
The purpose of this utility model is to provide a kind of low temperature optical fiber grating temperature sensing devices, to solve above-mentioned background skill
Itd is proposed in art in high-temperature work environment in use, fiber grating temperature sensor work when internal heat be not easy to shed,
Cause the working efficiency of fiber grating temperature sensor low, the short problem of service life.
To achieve the above object, the utility model provides the following technical solutions: a kind of low temperature optical fiber grating temperature sensing dress
It sets, including fiber grating temperature sensor ontology, the outer wall of the fiber grating temperature sensor ontology, which is socketed with, holds liquid sleeve,
The top right side for holding liquid sleeve is bolted with seal cap, and the outer wall for holding liquid sleeve is evenly arranged with support plate, the branch
The other end of fagging is connected to the inner wall of support sleeve, and the outer wall of the support sleeve is provided with fire proof heat-insulation layer, the fire-proof and thermal-insulation
The outer wall of layer is provided with erosion resistant coating.
Preferably, liquid sleeve, support plate and the support sleeve of holding is aluminum design, it is described hold liquid sleeve, support plate and
Support sleeve is integrally formed.
Preferably, the fire proof heat-insulation layer is glass magnesium fire proof heat-insulation layer.
Preferably, the erosion resistant coating is PE erosion resistant coating.
Preferably, the fiber grating temperature sensor ontology and hold between liquid sleeve, support sleeve and fire proof heat-insulation layer it
Between, be adhesively fixed by adhesive between fire proof heat-insulation layer and erosion resistant coating.
Compared with prior art, the utility model has the beneficial effects that
1) by holding being used cooperatively for liquid sleeve, seal cap, support plate and support sleeve, optical fiber grating temperature biography can be improved
The heat dissipation effect of sensor ontology makes it keep low-temperature working, improves working efficiency, and reduction is component aging, improves service life；
2) outside heat can be completely cut off by fire proof heat-insulation layer, protects fiber grating temperature sensor ontology.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is that the utility model holds liquid sleeve top view.
In figure: liquid sleeve, 3 seal caps, 4 support plates, 5 support sleeves, 6 fire prevention are held in 1 fiber grating temperature sensor ontology, 2
Thermal insulation layer, 7 erosion resistant coatings.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of low temperature optical fiber grating temperature sensing device,
Including fiber grating temperature sensor ontology 1, the outer wall of the fiber grating temperature sensor ontology 1, which is socketed with, holds liquid sleeve 2,
The top right side for holding liquid sleeve 2 is bolted with seal cap 3, and the outer wall for holding liquid sleeve 2 is evenly arranged with support plate 4, institute
The other end for stating support plate 4 is connected to the inner wall of support sleeve 5, and the outer wall of the support sleeve 5 is provided with fire proof heat-insulation layer 6, described
The outer wall of fire proof heat-insulation layer 6 is provided with erosion resistant coating 7.
Wherein, liquid sleeve 2, support plate 4 and the support sleeve 5 of holding is aluminum design, and heat derives efficiency is fast, described to hold
Liquid sleeve 2, support plate 4 and support sleeve 5 are integrally formed, and stable structure is easily manufactured, and the fire proof heat-insulation layer 6 is the fire prevention of glass magnesium
Thermal insulation layer, fire-proof and thermal-insulation effect is good, and the erosion resistant coating 7 is PE erosion resistant coating, and intensity is high, and corrosion-resistant, the optical fiber grating temperature passes
Sensor ontology 1 and hold between liquid sleeve 2, between support sleeve 5 and fire proof heat-insulation layer 6, between fire proof heat-insulation layer 6 and erosion resistant coating 7
It is adhesively fixed by adhesive, increases structural stability.
Working principle: opening seal cap 3, is holding the mixed liquor that suitable quantity of water and ethylene glycol are packed into liquid sleeve 2, water and second two
The heat generated in 1 course of work of fiber grating temperature sensor ontology can be absorbed in the mixed liquor of alcohol, is holding liquid sleeve 2 and branch
Both ends between support set 5 are bonded with reverse osmosis membrane, and neither obstruction heat sheds, and can prevent external dust from entering in interlayer,
The thermal coefficient that aluminum holds liquid sleeve 2 is high, can quickly disperse heat, the heat conduction of fiber grating temperature sensor ontology 1
To liquid sleeve 2 is held, is absorbed by its internal water and ethylene glycol mixture, be then communicated to the outer wall for holding liquid sleeve 2, heat passes through
The gap of multiple groups support plate 4 sheds, and fire proof heat-insulation layer 6 can prevent outside heat from importing by support sleeve 5, provides for low temperature environment
Demand, erosion resistant coating 7 increase the anti-corrosive properties of the present apparatus.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of low temperature optical fiber grating temperature sensing device, including fiber grating temperature sensor ontology (1), it is characterised in that:
The outer wall of the fiber grating temperature sensor ontology (1), which is socketed with, to be held liquid sleeve (2), the top right for holding liquid sleeve (2)
Side is bolted with seal cap (3), and the outer wall for holding liquid sleeve (2) is evenly arranged with support plate (4), the support plate (4) it is another
One end is connected to the inner wall of support sleeve (5), and the outer wall of the support sleeve (5) is provided with fire proof heat-insulation layer (6), the fire-proof and thermal-insulation
The outer wall of layer (6) is provided with erosion resistant coating (7).
2. a kind of low temperature optical fiber grating temperature sensing device according to claim 1, it is characterised in that: described to hold liquid sleeve
(2), support plate (4) and support sleeve (5) are aluminum design, described to hold liquid sleeve (2), support plate (4) and support sleeve (5) one
Molding.
3. a kind of low temperature optical fiber grating temperature sensing device according to claim 1, it is characterised in that: the fire-proof and thermal-insulation
Layer (6) is glass magnesium fire proof heat-insulation layer.
4. a kind of low temperature optical fiber grating temperature sensing device according to claim 1, it is characterised in that: the erosion resistant coating
It (7) is PE erosion resistant coating.
5. a kind of low temperature optical fiber grating temperature sensing device according to claim 1, it is characterised in that: the optical fiber light
Grid temperature sensor ontology (1) and hold between liquid sleeve (2), between support sleeve (5) and fire proof heat-insulation layer (6), fire proof heat-insulation layer
(6) it is adhesively fixed by adhesive between erosion resistant coating (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821077437.5U CN208635941U (en) | 2018-07-09 | 2018-07-09 | A kind of low temperature optical fiber grating temperature sensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821077437.5U CN208635941U (en) | 2018-07-09 | 2018-07-09 | A kind of low temperature optical fiber grating temperature sensing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208635941U true CN208635941U (en) | 2019-03-22 |
Family
ID=65736854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821077437.5U Active CN208635941U (en) | 2018-07-09 | 2018-07-09 | A kind of low temperature optical fiber grating temperature sensing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208635941U (en) |
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2018
- 2018-07-09 CN CN201821077437.5U patent/CN208635941U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210425 Address after: No. 112, area C, Liye building, sensor network University Science Park, taikeyuan, Xinwu District, Wuxi City, Jiangsu Province, 214000 Patentee after: WUXI ALLIANSTREAM PHOTON TECHNOLOGY Co.,Ltd. Address before: 368 Zhenning East Road, Zhetang Town, Lishui Economic Development Zone, Nanjing City, Jiangsu Province Patentee before: NANJING GUIYUAN PHOTOELECTRIC TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230818 Address after: No. 1, Building 6, Qianren Entrepreneurship Park, Economic Development Zone, No. 98 Huiming Road, Fenghua District, Ningbo City, Zhejiang Province, 315500 Patentee after: Ningbo Lianhe Photonics Technology Co.,Ltd. Address before: No. 112, area C, Liye building, sensor network University Science Park, taikeyuan, Xinwu District, Wuxi City, Jiangsu Province, 214000 Patentee before: WUXI ALLIANSTREAM PHOTON TECHNOLOGY CO.,LTD. |