CN206387514U - A kind of encapsulating structure of fiber-optical grating temperature sensor - Google Patents
A kind of encapsulating structure of fiber-optical grating temperature sensor Download PDFInfo
- Publication number
- CN206387514U CN206387514U CN201720063467.XU CN201720063467U CN206387514U CN 206387514 U CN206387514 U CN 206387514U CN 201720063467 U CN201720063467 U CN 201720063467U CN 206387514 U CN206387514 U CN 206387514U
- Authority
- CN
- China
- Prior art keywords
- temperature
- sensing element
- fiber
- seal sleeve
- temperature 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
Links
- 239000000835 fiber Substances 0.000 claims abstract description 14
- 239000011435 rock Substances 0.000 claims abstract description 8
- 238000004321 preservation Methods 0.000 claims abstract description 7
- 210000000481 breast Anatomy 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 11
- 239000011490 mineral wool Substances 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 4
- 238000005538 encapsulation Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Landscapes
- Light Guides In General And Applications Therefor (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model discloses a kind of encapsulating structure of fiber-optical grating temperature sensor, including temperature-sensing element, fiber grating body and seal sleeve, the fiber grating body runs through seal sleeve and temperature-sensing element, the temperature-sensing element is located at seal sleeve bosom position, the left and right ends of the temperature-sensing element are equipped with protection sleeve pipe, the fiber grating body is located at part beyond temperature-sensing element through protection sleeve pipe, the left and right ends of the temperature-sensing element are additionally provided with locating piece, the locating piece is located inside seal sleeve, the locating piece side is provided with locating slot, the two ends of the temperature-sensing element are fixedly mounted in locating slot, collar aperture is offered in the middle of the locating piece, provided with heat preservation rock layer between the seal sleeve and temperature-sensing element, the left and right ends of the seal sleeve are equipped with end cap.A kind of encapsulating structure of fiber-optical grating temperature sensor of the utility model, structure is novel, easy to operate, with very high practicality.
Description
Technical field
The utility model is related to temperature sensor technology field, the encapsulation knot of specially a kind of fiber-optical grating temperature sensor
Structure.
Background technology
Temperature sensor（temperature transducer）Refer to that temperature can be experienced and be converted into usable output signal
Sensor.Temperature sensor is the core of temperature measuring instrument, various in style.By metering system can be divided into contact and
Contactless two major class, is divided into thermal resistance and the class of thermocouple two according to sensor material and electron component characteristic.Temperature sensor
It is earliest exploitation, a most widely used class sensor.The market share of temperature sensor greatly exceed other sensors.From
People start with temperature and measured at the beginning of the 17th century.Under the support of semiconductor technology, this century develops semiconductor in succession
Thermocouple sensor, PN junction temperature sensor and integrated temperature sensor.Correspondingly, advised according to the interaction of ripple and material
Rule, develops acoustics temperature sensor, infrared sensor and microwave remote sensor in succession.Temperature sensor is omnifarious various
The most commonly used one kind in sensor, modern temperature sensor profile very it is small, so more allow it to be widely used in life
In the every field for producing practice, also countless facilities and function are provided for the life of people.Temperature sensor has four kinds mainly
Type：Thermocouple, thermistor, resistance temperature detector（RTD）With IC temperature sensors.IC temperature sensors include simulation again
Output and numeral output two types.
For the encapsulating structure of fiber-optical grating temperature sensor, the encapsulation of fiber-optical grating temperature sensor of the prior art
Sealing structure poor performance, it is complicated, it is difficult to meet demand.
Utility model content
The purpose of this utility model is to provide a kind of encapsulating structure of fiber-optical grating temperature sensor, to solve the above-mentioned back of the body
The problem of being proposed in scape technology.
To achieve the above object, the utility model provides following technical scheme：A kind of envelope of fiber-optical grating temperature sensor
Assembling structure, including temperature-sensing element, fiber grating body and seal sleeve, the fiber grating body run through seal sleeve and temperature-sensitive
Element, the temperature-sensing element is located at seal sleeve bosom position, and the left and right ends of the temperature-sensing element are equipped with protective case
Pipe, the fiber grating body is located at part beyond temperature-sensing element through protection sleeve pipe, the left and right two of the temperature-sensing element
End is additionally provided with locating piece, and the locating piece is located inside seal sleeve, and the connection between the seal sleeve and locating piece is closed
It is that for clamping, the locating piece side is provided with locating slot, and the two ends of the temperature-sensing element are fixedly mounted in locating slot, described fixed
Collar aperture is offered in the middle of the block of position, provided with heat preservation rock layer between the seal sleeve and temperature-sensing element, the seal sleeve
Left and right ends are equipped with end cap.
It is preferred that, the end cap is fixedly mounted on the left and right ends of seal sleeve by screw.
It is preferred that, sealing ring is provided between the end cap and seal sleeve, the sealing ring is rubber seal.
It is preferred that, the thickness of the heat preservation rock layer is no less than 5mm.
Compared with prior art, the beneficial effects of the utility model are：A kind of fiber grating temperature sensor of the utility model
The encapsulating structure of device, structure is novel, easy to operate, by the way that temperature-sensing element is encapsulated in seal sleeve, considerably increases device
Practical performance, be adapted to use under varying environment, pass through the design of heat preservation rock layer, reduce external environment to the shadow of sensor
Ring, make detection structure relatively reliable, by the design of sealing ring, good seal performance is simple in construction, is easily installed, with very high
Practicality, greatly improve a kind of use feature of the encapsulating structure of fiber-optical grating temperature sensor, it is ensured that it is used
Effect and utilization benefit, are adapted to be widely popularized.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the encapsulating structure of fiber-optical grating temperature sensor of the utility model；
Fig. 2 is a kind of structural representation of the encapsulating structure locating piece of fiber-optical grating temperature sensor of the utility model；
Fig. 3 is a kind of structural representation of the encapsulating structure seal sleeve of fiber-optical grating temperature sensor of the utility model.
In figure：1 temperature-sensing element, 2 fiber grating bodies, 3 protection sleeve pipes, 4 locating pieces, 5 collar apertures, 6 seal sleeves, 7 are protected
Warm rock wool layer, 8 sealing rings, 9 end caps, 10 locating slots.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of encapsulation knot of fiber-optical grating temperature sensor
Structure, including temperature-sensing element 1, fiber grating body 2 and seal sleeve 6, the fiber grating body 2 is through seal sleeve 6 and sense
Warm element 1, the temperature-sensing element 1 is located at the bosom position of seal sleeve 6, and the left and right ends of the temperature-sensing element 1 are equipped with
Protection sleeve pipe 3, part of the fiber grating body 2 beyond temperature-sensing element 1 is through protection sleeve pipe 3, and the temperature-sensitive is first
The left and right ends of part 1 are additionally provided with locating piece 4, and the locating piece 4 is located inside seal sleeve 6, and the seal sleeve 6 and positioning
Annexation between block 4 is clamping, and the side of locating piece 4 is provided with locating slot 10, and peace is fixed at the two ends of the temperature-sensing element 1
In locating slot 10, collar aperture 5 is offered in the middle of the locating piece 4, is provided between the seal sleeve 6 and temperature-sensing element 1
Heat preservation rock layer 7, the left and right ends of the seal sleeve 6 are equipped with end cap 9, and the end cap 9 is fixedly mounted on close by screw
The left and right ends of big envelope cylinder 6, are provided with sealing ring 8 between the end cap 9 and seal sleeve 6, the sealing ring 8 is rubber seal
Circle, the thickness of the heat preservation rock layer 7 is no less than 5mm.
Operation principle：A kind of encapsulating structure of fiber-optical grating temperature sensor of the utility model, in use, by by temperature-sensitive
Element 1 is encapsulated in seal sleeve 6, considerably increases the practical performance of device, is adapted to use under varying environment, by being incubated rock
The design of cotton layer 7, reduces influence of the external environment to sensor, makes detection structure relatively reliable, by the design of sealing ring 8,
Good seal performance, it is simple in construction, it is easily installed, with very high practicality.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of encapsulating structure of fiber-optical grating temperature sensor, including temperature-sensing element（1）, fiber grating body（2）And sealing
Sleeve（6）, it is characterised in that：The fiber grating body（2）Through seal sleeve（6）And temperature-sensing element（1）, the temperature-sensitive member
Part（1）Positioned at seal sleeve（6）Bosom position, the temperature-sensing element（1）Left and right ends be equipped with protection sleeve pipe（3）,
The fiber grating body（2）Positioned at temperature-sensing element（1）Part in addition is through protection sleeve pipe（3）, the temperature-sensing element（1）
Left and right ends be additionally provided with locating piece（4）, the locating piece（4）Positioned at seal sleeve（6）Inside, and the seal sleeve（6）
And locating piece（4）Between annexation be clamping, the locating piece（4）Side is provided with locating slot（10）, the temperature-sensing element
（1）Two ends be fixedly mounted on locating slot（10）In, the locating piece（4）Centre offers collar aperture（5）, the seal sleeve
（6）And temperature-sensing element（1）Between provided with heat preservation rock layer（7）, the seal sleeve（6）Left and right ends be equipped with end cap（9）.
2. a kind of encapsulating structure of fiber-optical grating temperature sensor according to claim 1, it is characterised in that：The end cap
（9）Seal sleeve is fixedly mounted on by screw（6）Left and right ends.
3. a kind of encapsulating structure of fiber-optical grating temperature sensor according to claim 1, it is characterised in that：The end cap
（9）And seal sleeve（6）Between be provided with sealing ring（8）, the sealing ring（8）For rubber seal.
4. a kind of encapsulating structure of fiber-optical grating temperature sensor according to claim 1, it is characterised in that：The insulation
Rock wool layer（7）Thickness be no less than 5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720063467.XU CN206387514U (en) | 2017-01-19 | 2017-01-19 | A kind of encapsulating structure of fiber-optical grating temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720063467.XU CN206387514U (en) | 2017-01-19 | 2017-01-19 | A kind of encapsulating structure of fiber-optical grating temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206387514U true CN206387514U (en) | 2017-08-08 |
Family
ID=59494740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720063467.XU Expired - Fee Related CN206387514U (en) | 2017-01-19 | 2017-01-19 | A kind of encapsulating structure of fiber-optical grating temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206387514U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296769A (en) * | 2019-07-17 | 2019-10-01 | 上海晨感智能科技有限公司 | A kind of fibre optic temperature sensor and measuring system and signal processing method |
-
2017
- 2017-01-19 CN CN201720063467.XU patent/CN206387514U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296769A (en) * | 2019-07-17 | 2019-10-01 | 上海晨感智能科技有限公司 | A kind of fibre optic temperature sensor and measuring system and signal processing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104596661B (en) | Thermometric armoured thermocouple | |
| CN206387514U (en) | A kind of encapsulating structure of fiber-optical grating temperature sensor | |
| CN103674304A (en) | Stagnation chamber of thermocouple | |
| CN104568196A (en) | Platinum rhodium thermal coupler | |
| CN206683783U (en) | Dual control temperature protection type temperature sensor | |
| CN203732174U (en) | Penetration type platinum-resistance-thermometer temperature measuring device | |
| CN103698042B (en) | A kind of high temperature sensor | |
| CN207456636U (en) | A kind of environment temperature sensor | |
| CN204269252U (en) | Temperature sensor | |
| CN209559355U (en) | A kind of thermocouple thermometer structure | |
| CN210770955U (en) | Heat tracing pipeline | |
| CN202886399U (en) | Hot-bulb anemometer | |
| CN209264133U (en) | Temperature sensor fixture | |
| CN209459773U (en) | A kind of temperature sensor equipped with sectional disassembly protection portion | |
| CN205373904U (en) | Hot water organ pipe temperature sensor | |
| JP3055727U (en) | Thermistor temperature sensor for air conditioner discharge pipe with improved water resistance and thermal shock resistance | |
| CN204758162U (en) | A temperature measurement system for regional cooling heat supply pipeline | |
| CN203259264U (en) | Packaging structure of heat-sensitive temperature sensor | |
| CN104457358B (en) | High-temperature heat pipe cavity pressure real-time measurement system based on U-tube | |
| CN209264129U (en) | A kind of tie-type cable temperature sensor | |
| CN211121672U (en) | Waterproof temperature sensor | |
| CN204346600U (en) | A kind of platinum rhodium thermocouple | |
| CN207703389U (en) | A kind of pressure transmitter for being adapted to environment temperature and frequently changing | |
| CN206239022U (en) | Thermos cup | |
| CN206387511U (en) | A kind of quick inductive pick-up of high-precision shell temperature |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170808 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |