CN204362054U - A kind of optical receiver - Google Patents
A kind of optical receiver Download PDFInfo
- Publication number
- CN204362054U CN204362054U CN201520069513.8U CN201520069513U CN204362054U CN 204362054 U CN204362054 U CN 204362054U CN 201520069513 U CN201520069513 U CN 201520069513U CN 204362054 U CN204362054 U CN 204362054U
- Authority
- CN
- China
- Prior art keywords
- power supply
- optical receiver
- supply module
- inner bag
- lower cover
- 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
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Abstract
The utility model is specifically related to a kind of optical receiver.Object is to provide the optical receiver of a kind of failure rate is low and convenient for maintaining.Optical receiver comprises shell, inner bag and opto-electronic conversion electronic component, opto-electronic conversion electronic component is arranged on inner bag, shell is made up of the upper cover mutually mated and lower cover, and upper cover and lower cover are connected through the hinge, and arrange inner bag in upper cover, inner bag is arranged optical fiber winding mechanism, arrange power supply module groove in lower cover, power supply module groove edge is provided with wire casing, arranges power supply module in power supply module groove, power supply module is connected by cable with inner bag, and described cable is provided with automatic power-supply switch.Like this when there is power failure, stand-by power supply can be used to power, ensure optical receiver use and etc. to be repaired, simultaneously the optical fiber winding mechanism optical fiber avoided in optical receiver there will not be bending phenomenon, avoid it to occur light loss, ensure that the stable of broadcast television signal.
Description
Technical field
The utility model belongs to optical communication equipment field, is specifically related to a kind of optical receiver.
Background technology
In fiber optic communication systems, the task of optical receiver is with minimum additional noise and distortion, recover the information entrained by light carrier after Optical Fiber Transmission, therefore the output characteristic concentrated expression performance of whole optical fiber telecommunications system of optical receiver.The light signal that optical sender is launched after transmission, not only amplitude fading, and impulse waveform also broadening, the effect of optical receiver is exactly detect the faint optical signal through transmission, and amplify, shaping, regeneration former signal transmission.
The optical receiver function of prior art is simple, it is unreliable to run, and easily breaks down, and modal fault is that power supply and optical transmission signal are unstable, if power failure needs to change power supply timely, but user is easily caused to watch because maintenance personal can not keep in repair timely; In addition, optical transmission signal is unstable mainly occurs what the loss of signal caused because bending occurs the optical fiber in optical receiver, is therefore badly in need of the situation being carried out by the optical fiber in optical receiver reasonably fixedly preventing jitter.
Utility model content
The purpose of this utility model is to provide the optical receiver of a kind of failure rate is low and convenient for maintaining.
For achieving the above object, the technical scheme that the utility model adopts is: a kind of optical receiver, comprise shell, inner bag and opto-electronic conversion electronic component, described opto-electronic conversion electronic component is arranged on inner bag, described shell is made up of the upper cover mutually mated and lower cover, and described upper cover and lower cover are all in the rectangular structure without top, and upper cover and lower cover are connected through the hinge, in described upper cover, inner bag is set, described inner bag is arranged optical fiber winding mechanism;
Arrange power supply module groove in described lower cover, described power supply module groove edge is provided with wire casing, and arrange power supply module in power supply module groove, power supply module is connected by cable with inner bag, and described cable is provided with automatic power-supply switch;
Opto-electronic conversion electronic component comprises controller, described controller is electrically connected with light signal loader, follower, be provided with successively between described light signal loader and follower light agc circuit, input amplifying circuit, electricity adjust circuit, output amplifier, duplexer; Described controller is also connected with transponder, status displays, and described status displays comprises LED display, and LED display is revealed in described upper lid surface.
Preferred: described optical fiber winding mechanism is made up of multiple line card, line card circumferentially shape arrangement, the radius of a circle of described line card composition is greater than the radius of curvature of optical fiber.
Preferred: described line card is 8, line card is circumferentially shape arrangement uniformly.
Preferred: described power supply module groove is 2, is distributed in the left and right sides of lower cover.
Preferred: the perisporium top of described upper cover is provided with buffer part, the perisporium top of described lower cover is provided with groove, and buffer part and groove cooperatively interact.
Preferred: described buffer part is made up of rubber blanket.
The utility model has following beneficial effect: use such optical receiver, two block power supply modules are set simultaneously, and can automatically switch, when there is power failure, stand-by power supply can be used to power, ensure optical receiver use and etc. to be repaired, simultaneously the optical fiber winding mechanism optical fiber avoided in optical receiver there will not be bending phenomenon, avoid it to occur light loss, ensure that the stable of broadcast television signal.Optical receiver has channel electricity and adjusts, and the multiple functions such as network management monitoring, ensure that the sensitivity that machine is higher and quality; Display display has intuitive, can observe the property indices of AM light receiver in time, judge state of runtime machine, Timeliness coverage problem queueing problem, easy to use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model line card;
Fig. 3 is the embodiment schematic diagram of opto-electronic conversion electronic component.
Embodiment
A kind of optical receiver as depicted in figs. 1 and 2, comprise shell, inner bag 3 and opto-electronic conversion electronic component, described shell is made up of the upper cover 1 mutually mated and lower cover 2, described upper cover 1 and lower cover 2 are all in the rectangular structure without top, upper cover 1 and lower cover 2 are connected through the hinge, in described upper cover 1, inner bag 3 is set, described opto-electronic conversion electronic component is arranged on inner bag 3, described opto-electronic conversion electronic component comprises photodiode, trans-impedance amplifier, LED display module and central control unit, its concrete layout is not the core content of this patent, those skilled in the art can realize with reference to prior art.
Described inner bag 3 is also provided with optical fiber winding mechanism, optical fiber winding mechanism is made up of 8 line cards 4, the uniform circumferentially shape arrangement of line card 4, described line card 4 is made up of with multiple crossbeam be at one end vertically connected with vertical beam a vertical beam, the end away from vertical beam of crossbeam is provided with back-off 41, line card 4 bottom welding is on inner bag 3, and the radius of a circle that line card 4 forms is greater than the radius of curvature of optical fiber, specifically should do corresponding adjustment depending on different types of optical fiber.Line card 4 is by optical fiber coiling and be fixed up, and prevents optical fiber from occurring bending phenomenon, ensures the stable of broadcast television signal.
2 power supply module grooves 5 are set in described lower cover 2, be distributed in the left and right sides of lower cover, power supply module groove 5 edge is provided with wire casing 8, in power supply module groove, power supply module is all set, one of them is stand-by power supply module, 2 power supply modules are connected by cable with inner bag 3, and described cable is provided with automatic power-supply switch.Wire casing 8 is for limiting cable position, and when there is power failure, automatic power-supply switch will switch power supply to stand-by power supply automatically, can not cause the signal interruption of user like this, and impact uses.
Described opto-electronic conversion electronic component, such as shown in Fig. 3, comprises power supply 11, and power supply 11 can be external power supply, also can be built-in power.Also comprise controller 12, described controller 12 is electrically connected with light signal loader 13, follower 14, be provided with successively between described light signal loader 13 and follower 14 light agc circuit 15, input amplifying circuit 16, electricity adjust circuit 17, output amplifier 18, duplexer 19.Light signal successively through above circuit or device from light signal loader 13, is amplified after process through two-stage and is exported from described follower 14 with two paths of signals by described duplexer 19, enter user.Described controller 12 is also connected with transponder 20, status displays 21.Described status displays 21 comprises LED display 22, and LED display 22 is revealed in described upper cover 1 surface.Status displays 21 for Dynamic Announce light signal strength, the information such as whether working properly equipment is.Described transponder 20 is network management responder, with the socket connection of described controller 12.This transponder 20 can realize the function of network management system monitoring by Ethernet, with controller 12 plug and play, enhances function, also improves efficiency of assembling.
The perisporium top of described upper cover 1 is provided with buffer part 6, buffer part 6 is made up of rubber blanket, the perisporium top of lower cover 2 is provided with groove 7, buffer part 6 and groove 7 cooperatively interact, such optical receiver can play the effect of buffering when closing, avoid occurring that large vibrations cause damage to the electronic component in optical receiver.
Claims (6)
1. an optical receiver, comprise shell, inner bag and opto-electronic conversion electronic component, described opto-electronic conversion electronic component is arranged on inner bag, it is characterized in that: described shell is made up of the upper cover mutually mated and lower cover, described upper cover and lower cover are all in the rectangular structure without top, upper cover and lower cover are connected through the hinge, and arrange inner bag in described upper cover, described inner bag are arranged optical fiber winding mechanism;
Arrange power supply module groove in described lower cover, described power supply module groove edge is provided with wire casing, and arrange power supply module in power supply module groove, power supply module is connected by cable with inner bag, and described cable is provided with automatic power-supply switch;
Opto-electronic conversion electronic component comprises controller, described controller is electrically connected with light signal loader, follower, be provided with successively between described light signal loader and follower light agc circuit, input amplifying circuit, electricity adjust circuit, output amplifier, duplexer; Described controller is also connected with transponder, status displays, and described status displays comprises LED display, and LED display is revealed in described upper lid surface.
2. a kind of optical receiver according to claim 1, is characterized in that: described optical fiber winding mechanism is made up of multiple line card, line card circumferentially shape arrangement, and the radius of a circle of described line card composition is greater than the radius of curvature of optical fiber.
3. a kind of optical receiver according to claim 2, is characterized in that: described line card is 8, and line card is circumferentially shape arrangement uniformly.
4. a kind of optical receiver according to claim 1, is characterized in that: described power supply module groove is 2, is distributed in the left and right sides of lower cover.
5. a kind of optical receiver according to Claims 1-4 any one, is characterized in that: the perisporium top of described upper cover is provided with buffer part, and the perisporium top of described lower cover is provided with groove, and buffer part and groove cooperatively interact.
6. a kind of optical receiver according to claim 5, is characterized in that: described buffer part is made up of rubber blanket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520069513.8U CN204362054U (en) | 2015-02-02 | 2015-02-02 | A kind of optical receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520069513.8U CN204362054U (en) | 2015-02-02 | 2015-02-02 | A kind of optical receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204362054U true CN204362054U (en) | 2015-05-27 |
Family
ID=53263499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520069513.8U Expired - Fee Related CN204362054U (en) | 2015-02-02 | 2015-02-02 | A kind of optical receiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204362054U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106596071A (en) * | 2016-12-27 | 2017-04-26 | 镇江奥菲特光电科技有限公司 | Control system of extinction ratio tester |
-
2015
- 2015-02-02 CN CN201520069513.8U patent/CN204362054U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106596071A (en) * | 2016-12-27 | 2017-04-26 | 镇江奥菲特光电科技有限公司 | Control system of extinction ratio tester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150527 Termination date: 20180202 |