CN107655501A - Transmission-type switch sensor based on optical fiber - Google Patents
Transmission-type switch sensor based on optical fiber Download PDFInfo
- Publication number
- CN107655501A CN107655501A CN201610591052.XA CN201610591052A CN107655501A CN 107655501 A CN107655501 A CN 107655501A CN 201610591052 A CN201610591052 A CN 201610591052A CN 107655501 A CN107655501 A CN 107655501A
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- Prior art keywords
- sensor body
- optical fiber
- collimaters
- movable slider
- fiber
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 40
- 239000000835 fiber Substances 0.000 claims abstract description 39
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 9
- 230000003287 optical effect Effects 0.000 description 12
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000004146 energy storage Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Burglar Alarm Systems (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
- Electronic Switches (AREA)
Abstract
The invention discloses a kind of transmission-type switch sensor based on optical fiber, including sensor body, two collimaters, movable slider, elastic component, luminous source optical fiber and loopback fiber, two collimater interval setpoint distances are accommodating to be positioned in sensor body, and the middle overlapping of axles of two collimaters, luminous source optical fiber is penetrated from one end of sensor body and is connected afterwards with a collimater, and loopback fiber is penetrated from the other end of sensor body and is connected afterwards with another collimater；There is light hole, movable slider can slide between two collimaters in sensor body, light hole is connected two collimaters, form light path thang-kng in the middle part of movable slider；Or light hole is staggered two collimaters, form light path and block, elastic component is folded between movable slider and sensor body.The present invention can be monitored under the site environment of passive condition to the on off state for being monitored the various structures such as the chamber door of device, cabinet door, well lid, effectively solve various devices under non-transformer environment, equipment " door " on off state monitoring problem.
Description
Technical field
The present invention relates to a kind of optical sensor, is specifically related to a kind of transmission-type switch sensor based on optical fiber.
Background technology
Fiber cable cross connection box is the handing-over equipment that optic fiber distribution, jumper connection are provided for main dried layer optical cable, wiring layer optical cable.Optical cable draws
After entering fiber cable cross connection box, after fixation, termination, with fibre, trunk layer optical cable is connected with wiring layer optical cable using jumping fiber.It is led
It is used to connect backbone optical cable and branched cable in fiber optic cable communications network, terminal, protection, connection and tune is carried out to optical cable, optical fiber
Spend the distribution plant of management.
With the popularization of TTX network technologies, the extension of Various types of data business, operator largely sets optical cable to hand in city
Connect the access that case is used for fiber cable network.It is a large amount of important industry of carrying again but most of fiber cable cross connection box is installed outdoors, in case
The mute resource of business, as inactive component, longtime running out of doors, make by safe operation of the changeable peripheral environment to fiber cable cross connection box
Into potential threat, attendant distally can not be managed and monitor and be one and very serious and urgently to be resolved hurrily ask at present
Topic.Because substantial amounts of fiber cable cross connection box is all the branch distributor case of optical fiber passive connection, fiber cable cross connection box is dispersed in city
Each corner in city, the access and management of power supply can not be accomplished, therefore in general electric transducer can not be applied.There is operator to set
The cross-connecting box management system of meter exploitation solar energy and battery, still, this kind equipment has difficulties in power supply with communication aspects, long
There is query in phase Stability and dependability, and cost of investment is high, and operation maintenance cost is also high, thus is difficult to popularize.Because of light
Cable distributing box by unauthorised broken, casualty loss and caused by fiber-optic signal failure have resulted in the substantial amounts of O＆M of operator and industry
Business loss, serious even causes political fallout.Therefore, the safety of cross-connecting box is ensured, is that Logistics networks last one kilometer can
The unobstructed most important condition.
In order to ensure the safety of cross-connecting box, a kind of chamber door that can detect fiber cable cross connection box is objectively needed to open and close
Technological means and sensing equipment, to judge whether fiber cable cross connection box is illegally opened, still, fiber cable cross connection box for optical fiber jump
Fibre, power supply is not provided.So objectively require that the switch sensor is inactive component.The chamber door folding shape that sensing equipment is detected
State amount also must pass to background system in the case of not powering.In this case, there is an urgent need to develop, design one kind is passive to be opened
Sensor is closed, under the site environment of passive condition, to monitor the on off state of the various structures such as chamber door, cabinet door, well lid, effectively
Solve various devices under non-transformer environment, equipment " door " on off state monitoring problem.
The content of the invention
In order to solve the above-mentioned technical problem, the present invention proposes a kind of transmission-type switch sensor based on optical fiber, Neng Gou
Under the site environment of passive condition, the on off state of the various structures such as the chamber door of monitored device, cabinet door, well lid is supervised
Survey, effectively solve various devices under non-transformer environment, equipment " door " on off state monitoring problem.
The technical proposal of the invention is realized in this way：
A kind of transmission-type switch sensor based on optical fiber, including sensor body, two collimaters, movable slider, bullets
Property part, luminous source optical fiber and loopback fiber, two collimater interval setpoint distances are accommodating to be positioned in the sensor body,
And the middle overlapping of axles of two collimaters, after the luminous source optical fiber penetrates from one end of the sensor body and described in one
Collimater is connected, and the loopback fiber is penetrated from the other end of the sensor body and is connected afterwards with collimater another described；
There is light hole, the movable slider is located between two collimaters, and can be in the sensing in the middle part of the movable slider
Slided in device body, the light hole is connected two collimaters, form light path thang-kng；Or the light hole is set to stagger
Two collimaters, form light path and block, the elastic component is folded between the movable slider and sensor body.
Further, when light path blocks, the elastic component drives the movable slider to slide, and wears one end of movable slider
Go out to expose to outside sensor body, the light hole staggers two collimaters；During light path thang-kng, the movable slider is driven
The compressible elastic component energy storage in exposed one end, the light hole is set to connect two collimaters.
Further, the elastic component is compression spring.
Further, set provided with two rubber bushings, the sensor body corresponding light source optical fiber and the loopback fiber
There are two jacks, two rubber bushings are inserted in two jacks, wrap and passed out of described sensor body
The luminous source optical fiber and the loopback fiber.
The beneficial effects of the invention are as follows：The present invention provides a kind of transmission-type switch sensor based on optical fiber, passes through setting
Two collimater connection luminous source optical fibers and loopback fiber, and moveable sliding block and reset are set between two collimaters
Compression spring, the Mechanical course of the on off operating mode of light circuit is realized, so, the break-make of optical signal can express chamber door and close in light circuit
Close with opening two states, that is to say, that chamber door folding condition amount directly can be transferred to background system by optical fiber, in passive bar
Under the site environment of part, the on off state of the various structures such as monitoring chamber door, cabinet door, well lid, effectively solve under non-transformer environment
Various devices, equipment " door " on off state monitoring problem, and there is following technological merit：1) can for a long time thang-kng it is online
Monitoring, the transmission of quantity of state change is reliable and stable, does not have any delay compared with wireless transmission method；2) full-closed structure is used, it is interior
Portion is without circuit or conductive material；High temperature resistance, moisture resistant, anti-electromagnetic-radiation interference, anticorrosive, anti-lightning, it is adapted to various severe
Outdoor environment；3) when particularly, applied to fiber cable cross connection box, without power supply inside fiber cable cross connection box, installation and deployment are convenient, and letter
The maintenance of smart cable transfer box is changed；4) optical coupling technology, non-transformer management device or module are used, it is simple in construction to be easy to raw
Production, and reliable operation is non-maintaining.
Brief description of the drawings
Fig. 1 is structural representation when light path of the present invention blocks；
Structural representation when Fig. 2 is light path thang-kng in the present invention；
With reference to accompanying drawing, make the following instructions：
1- sensor bodies, 2- collimaters, 3- movable sliders, 31- light holes, 4- elastic components, 5- luminous source optical fibers, 6- loops
Optical fiber.
Embodiment
In order to be more clearly understood that the technology contents of the present invention, described in detail especially exemplified by following examples, its purpose is only
It is to be best understood from the protection domain that present disclosure is not intended to limit the present invention.
As depicted in figs. 1 and 2, a kind of transmission-type switch sensor based on optical fiber, including 1, two standard of sensor body
Straight device 2, movable slider 3, elastic component 4, luminous source optical fiber 5 and loopback fiber 6, two collimater interval setpoint distances are accommodating fixed
In the sensor body, and the middle overlapping of axles of two collimaters, the luminous source optical fiber is from the sensor body
One end penetrate after be connected with a collimater, the loopback fiber from the other end of the sensor body penetrate afterwards and
Another described collimater connection；There is light hole 31 in the middle part of the movable slider, the movable slider is located at two standards
It between straight device, and can be slided in the sensor body, the light hole is connected two collimaters, formed light path and lead to
Light；Or the light hole is staggered two collimaters, form light path and block, it is sliding that the elastic component is folded in the activity
Between block and sensor body.So, the fibre core of luminous source optical fiber and loopback fiber connects two collimations inside sensor body
Device, overlapping of axles in two collimaters, movable slider are placed between two collimaters, light hole in the middle part of movable slider, for opening
The normal thang-kng of this light hole can be passed through by closing light circuit when closing.The other end (bottom) of movable slider and sensor body inner side
Between sandwiched elastic component, elastic component is used for when chamber door is opened or automatically resets movable slider during closure, shift logical on movable slider
Unthreaded hole is to block or connect light circuit；So, by setting two collimaters to connect luminous source optical fiber and loopback fiber, and at two
Moveable sliding block and elastic component are set between collimater, the Mechanical course of the on off operating mode of light circuit can be achieved, light returns
The presence of optical signal can express chamber door closure with opening two states with disappearance in road, that is to say, that chamber door folding condition amount can be straight
Connect light circuit optical fiber and be transferred to background system, so that under the site environment of passive condition, monitoring chamber door, cabinet door, well lid etc. are each
The on off state of kind of structure, effectively solve various devices under non-transformer environment, equipment " door " on off state monitoring
Problem.
Preferably, when light path blocks, the elastic component drives the movable slider to slide, and passes one end of movable slider
Expose to outside sensor body, the light hole staggers two collimaters；During light path thang-kng, drive outside the movable slider
The compressible elastic component energy storage in one end of dew, the light hole is set to connect two collimaters.So, blocked in light path
When, elastic component can drive movable slider to slide, and block the light circuit between two collimaters；In light path thang-kng, case
Door can drive the exposed one end compression elastic piece energy storage of movable slider, make to form light through the light hole between two collimaters and return
Road；One end (press-side) of movable slider exposes to sensor body through the perforate of sensor body side, for receiving pit
Door pressing and opening action.This is a kind of preferred embodiment, other in other embodiment, can according to actual conditions,
When movable slider is designed to that some exposes sensor body, light circuit is thang-kng state, otherwise light circuit is blocked.
Preferably, the elastic component is compression spring.So, the sandwiched pressure between movable slider and sensor body is passed through
Contracting spring, compression spring is used for when chamber door is opened or the when of closure resets movable slider, shifts the light hole on movable slider to hinder
Disconnected or connection light circuit.
Preferably, it is provided with provided with two rubber bushings, the sensor body corresponding light source optical fiber and the loopback fiber
Two jacks, two rubber bushings are inserted in two jacks, wrap what is passed out of described sensor body
The luminous source optical fiber and the loopback fiber.So, optical fiber exposes to sensor body through rubber bushing, is opened with transmitting chamber door
Conjunction state amount, rubber bushing are used for the fibre core for protecting the optical fiber at sensor body jack.
The operation principle of transmission-type switch sensor of the invention based on optical fiber is as follows：
By setting two collimaters to connect luminous source optical fiber and loopback fiber, and set and may move between two collimaters
Movable slider and elastic component, the Mechanical course of the on off operating mode of light circuit can be achieved, concrete operating principle is：Two collimaters
Stable light circuit is formd with light hole on movable slider；The displacement of movable slider makes light hole have connection or with blocking two
Kind quantity of state；When the door of monitored device, such as when the chamber door of fiber cable cross connection box is closed mode, the exposed junction quilt of movable slider
Press, spring is in compressive state, and referring to Fig. 1, now, the light hole and two collimaters in the middle part of movable slider are straight in same
On line, light circuit state is " logical ", i.e. light path thang-kng.On the contrary, the door of monitored device, such as the chamber door of fiber cable cross connection box are in
During door opening state, compression spring energy storage release, movable slider is ejected by spring, now, logical in the middle part of movable slider referring to Fig. 2
Unthreaded hole is not arranged on the same straight line with two collimaters, and light circuit is " disconnected ", i.e., light path blocks.So far, it is monitored opening for " door "
Off status is changed for the on off operating mode of light path.So, can be by the switch state of " door " for the break-make of light path, effectively solution
The monitoring problem of the on off state of " door " of various devices, equipment certainly under non-transformer environment.
Above example is referring to the drawings, to a preferred embodiment of the present invention will be described in detail.Those skilled in the art
Member by above-described embodiment carry out various forms on modification or change, but without departing substantially from the present invention essence in the case of, all
Fall within the scope and spirit of the invention.
Claims (4)
- A kind of 1. transmission-type switch sensor based on optical fiber, it is characterised in that：Including sensor body (1), two collimaters (2), movable slider (3), elastic component (4), luminous source optical fiber (5) and loopback fiber (6), two collimater interval setpoint distances Accommodating to be positioned in the sensor body, and the middle overlapping of axles of two collimaters, the luminous source optical fiber is from the sensing One end of device body is connected after penetrating with a collimater, and the loopback fiber is worn from the other end of the sensor body It is connected after entering with collimater another described；There is light hole (31), the movable slider is located at two in the middle part of the movable slider It between the individual collimater, and can be slided in the sensor body, the light hole is connected two collimaters, structure Into light path thang-kng；Or the light hole is staggered two collimaters, form light path and block, the elastic component is folded in institute State between movable slider and sensor body.
- 2. the transmission-type switch sensor according to claim 1 based on optical fiber, it is characterised in that：When light path blocks, institute Stating elastic component drives the movable slider to slide, and passes one end of movable slider and exposes to outside sensor body, the thang-kng Hole is staggered two collimaters；During light path thang-kng, the compressible elastic component storage in the exposed one end of the movable slider is driven Can, the light hole is connected two collimaters.
- 3. the transmission-type switch sensor according to claim 1 based on optical fiber, it is characterised in that：The elastic component is pressure Contracting spring.
- 4. the transmission-type switch sensor according to claim 1 based on optical fiber, it is characterised in that：Served as a contrast provided with two rubber Set, the sensor body corresponding light source optical fiber and the loopback fiber are provided with two jacks, and two rubber bushings are planted In in two jacks, the luminous source optical fiber passed out of described sensor body and the loopback fiber are wrapped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610591052.XA CN107655501A (en) | 2016-07-26 | 2016-07-26 | Transmission-type switch sensor based on optical fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610591052.XA CN107655501A (en) | 2016-07-26 | 2016-07-26 | Transmission-type switch sensor based on optical fiber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107655501A true CN107655501A (en) | 2018-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610591052.XA Pending CN107655501A (en) | 2016-07-26 | 2016-07-26 | Transmission-type switch sensor based on optical fiber |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115343813A (en) * | 2021-05-14 | 2022-11-15 | 中国移动通信集团天津有限公司 | Optical cable cross-connecting cabinet and monitoring method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101087137A (en) * | 2006-06-05 | 2007-12-12 | 上海光子光电传感设备有限公司 | Monitoring system of optical fiber remote multi-point switch status |
| CN202059388U (en) * | 2010-12-08 | 2011-11-30 | 杜正旺 | Temperature control optical switch |
| CN103257424A (en) * | 2013-05-28 | 2013-08-21 | 上海亨通宏普通信技术有限公司 | Monitoring device of optical cable distribution boxes and monitoring system of optical cable distribution boxes |
| CN205861076U (en) * | 2016-07-26 | 2017-01-04 | 昆山金鸣光电科技有限公司 | Transmission-type switch sensor based on optical fiber |
-
2016
- 2016-07-26 CN CN201610591052.XA patent/CN107655501A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101087137A (en) * | 2006-06-05 | 2007-12-12 | 上海光子光电传感设备有限公司 | Monitoring system of optical fiber remote multi-point switch status |
| CN202059388U (en) * | 2010-12-08 | 2011-11-30 | 杜正旺 | Temperature control optical switch |
| CN103257424A (en) * | 2013-05-28 | 2013-08-21 | 上海亨通宏普通信技术有限公司 | Monitoring device of optical cable distribution boxes and monitoring system of optical cable distribution boxes |
| CN205861076U (en) * | 2016-07-26 | 2017-01-04 | 昆山金鸣光电科技有限公司 | Transmission-type switch sensor based on optical fiber |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115343813A (en) * | 2021-05-14 | 2022-11-15 | 中国移动通信集团天津有限公司 | Optical cable cross-connecting cabinet and monitoring method |
| CN115343813B (en) * | 2021-05-14 | 2023-09-19 | 中国移动通信集团天津有限公司 | Optical cable distributing box and monitoring method |
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