CN208092301U - A kind of optical branching device box - Google Patents
A kind of optical branching device box Download PDFInfo
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- CN208092301U CN208092301U CN201820658089.4U CN201820658089U CN208092301U CN 208092301 U CN208092301 U CN 208092301U CN 201820658089 U CN201820658089 U CN 201820658089U CN 208092301 U CN208092301 U CN 208092301U
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- optical
- babinet
- branching device
- optical branching
- distribution cable
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Abstract
The utility model discloses a kind of optical branching device boxes, including：Babinet is respectively arranged with indoor optical cable access hole, optical distribution cable access hole on the side wall of babinet, returning face plate is hingedly provided in babinet, babinet is divided into upper and lower two layers by returning face plate；Optical distribution cable stripping fixing device, optical distribution cable stripping fixing device are set to babinet lower layer close to optical distribution cable discrepancy hole location；Optical fiber butting device, optical fiber butting device are set to the side of optical distribution cable stripping fixing device；Optical branching device unit for being divided operation, optical branching device unit are set on returning face plate upper surface, are related to optical communication equipment technology.The utility model can make full use of housing interior volume, and spacing is larger between each device, rationally distributed, management is convenient, and entire babinet has the function of that light splitting, point fibre, site operation elasticity are high simultaneously, solve existing optical branching device box functional structure solidification, the problem of interchangeability difference.
Description
Technical field
The utility model is related to optical communication equipment technologies, are specifically related to a kind of optical branching device box.
Background technology
Currently, China FTTX (Fiber To The X, Optical Access Network) construction is gradually unfolded, three big operators and broadcasting and TV
System all determines the thinking of " accelerate light entering and copper back, promote the strategic transformation of access net ", realizes FTTC (Fiber To The
Curb, Fiber To The Curb), FTTB (Fiber To The Building, Fiber To The Building), FTTH (Fiber To The
Home, fiber-to-the-home front yard), FTTD (Fiber To The Desktop, fiber to the desk), (voice network, has data network three nets
Line television network) fusion etc. multimedia transmissions and PDS (Premises Distributed System, comprehensive wiring system) side
Case.Full Fibre Network is built up, the optical distribution cable of various structure, the optical branching of leading in cable and different splitting ratios are needed
Device realizes the connecting and reallocation of fiber optic network.
In fiber to the home engineering, optical branching device box is ODN (Optical Distribution Network, light distribution
Node) common indoor and outdoor optical node product in network, it is used for the connecting of optical distribution cable, leading in cable, it is complete in babinet
It the functions such as connects at the stripping of optical cable, fixation, disk storage, welding and drawing, and optical branching device can be placed, realize the function of light splitting, be convenient for
Maintenance and resource management.
For different occasions, different solutions is needed to adapt to actual demand, but existing optical branching device box
The subregion unobvious of box house functional area, the welding of optical fiber, light splitting, the receiving of tail optical fiber layout are unreasonable, it has not been convenient to subregion
Management, and its function and application mode is more single, and compatibility and scalability are poor, it is difficult to adapt to the changeable reality of situation and answer
Demand.
Utility model content
The purpose of this utility model is to overcome the deficiency of above-mentioned background technology, providing a kind of can efficiently use babinet sky
Between, it is rationally distributed convenient for completing welding, light splitting, the installation of adapter and the receiving of tail optical fiber of optical fiber, manage convenient optical branching
Device case.
The utility model provides a kind of optical branching device box, including：
Babinet, is respectively arranged with indoor optical cable access hole, optical distribution cable access hole on the side wall of the babinet, hinge in babinet
It connects and is provided with returning face plate, babinet is divided into upper and lower two layers by the returning face plate；
Optical distribution cable stripping fixing device, the optical distribution cable stripping fixing device are set to babinet lower layer close to linear light
Cable discrepancy hole location；
Optical fiber butting device, the optical fiber butting device are set to the side of the optical distribution cable stripping fixing device；
Optical branching device unit for being divided operation, the optical branching device unit are set on returning face plate upper surface.Using
Babinet is divided into upper and lower two layers by returning face plate, and optical distribution cable stripping fixing device, optical fiber butting device are arranged under babinet
Layer, wherein optical distribution cable stripping fixing device are disposed in proximity to optical distribution cable discrepancy hole location, and optical fiber butting device is set to
Optical distribution cable stripping fixing device side, optical branching device unit is set on returning face plate upper surface, i.e. babinet upper layer, can be abundant
Using housing interior volume, spacing is larger between each device, can be respectively completed welding, light splitting, adapter installation and the tail of optical fiber
Fine receiving, rationally distributed, management is convenient, and entire babinet has the function of light splitting, point fibre simultaneously, and site operation elasticity is high, solves
Existing optical branching device box functional structure solidification, the problem of interchangeability difference.
Based on the above technical solution, it is one that the optical fiber butting device, which uses fibre melting disc, the fibre melting disc quantity,
It is a or multiple.It will produce loss when light transmits in a fiber, this loss is mainly by the transmission loss and optical fiber of optical fiber itself
The splice loss, splice attenuation of joint forms, and optical cable also determines substantially once order, the transmission loss of optical fiber itself, and at fibre-optical splice
Splice loss, splice attenuation it is then related with the site operation of fibre-optical splice, as possible reduce fibre-optical splice at splice loss, splice attenuation, it is possible to increase optical fiber
Relaying amplification transmission range and the fade margin for improving optical fiber link.Optic fiber distribution is generally using existing in existing optical branching device box
The mechanical quick connector in field, the i.e. mode of cold joint, due to the limitation of cold joint technology, the country can directly produce quick connector
Producer it is less, cost is higher, is left with no alternative in technological service, and the level of skill of construction personnel differs, often
Cause tie point attenuation excessive so that network quality is unstable, is heated tail optical fiber and optical cable using fibre melting disc in this babinet,
Other auxiliary materials are not needed, link attenuation can be made to substantially reduce, quality of connection is stablized；And the quantity of fibre melting disc can be according to reality
Border use demand setting, using flexible.
Based on the above technical solution, fixed between the optical distribution cable stripping fixing device and optical fiber butting device
It is provided with circular wire loop.Wire loop can be used for the cabling of optical fiber in management box body, by optical distribution cable stripping fixing device quilt
Optical distribution cable after stripping is entered back into optical fiber butting device after being coiled by wire loop and is docked, and optical cable layout is closed
Reason, convenient for management.
Based on the above technical solution, the returning face plate upper surface is also equipped with several by optical branching device unit
Circular wire loop, the opening of two neighboring wire loop are respectively facing different directions.Optical cable through optical branching device unit light splitting after, according to
Use demand is individually directed different directions using towards different wire loops, easy to use.
Based on the above technical solution, the optical branching device unit uses the blade inserting light of compatible different splitting ratios
Splitter, the insert type optical branching device are detachably arranged on returning face plate.Using insert type optical branching device, compatible different points
Light than optical branching device installation requirements so that the working efficiencies such as engineering design, buying greatly improve, while Construction Cost
It reduces, increases user and access quantity, improve the flexibility of dilatation；For example, the insert type optical branching device configured using 4 slot positions, because
Branch ratio is 1:2,1:4,1:8 insert type optical branching device occupies 1 slot position, thus can install 4；Branch ratio is 1:16 and 1:
32 insert type optical branching device occupies 2 slot positions, thus can install 2；Insert type optical branching device is detachably arranged at returning face plate
On, it can be configured according to the demand of practical engineering application, when needing to be divided with optical branching device on optical fiber link, can be pacified
Insert type optical branching device is installed, if when demand without light splitting on optical fiber link, insert type optical branching device can be removed, be increased
The flexibility that babinet uses.
Based on the above technical solution, the box house is provided with optical cable close to indoor optical cable discrepancy hole location
Holding clamp.The setting of optical cable holding clamp, close to indoor optical cable discrepancy hole location, is registered one's residence in box house convenient for snapping past
Optical cable access hole enters the indoor optical cable of babinet, convenient to use.
Based on the above technical solution, the optical cable holding clamp includes two block gaps snap-gauge disposed in parallel, often
It is both provided with multiple card columns on snap-gauge described in block, there are gaps between card column described in each two.Optical cable holding clamp includes two pieces
Spaced and parallel setting and the snap-gauge with multiple card columns, it is simple in structure, after optical cable enters babinet by indoor optical cable access hole, according to
It is secondary to pass through two snap-gauges, and the gap location from snap-gauge between two card columns passes through, it is fixed, it is not easy to loosen.
Based on the above technical solution, one end of the returning face plate is provided projectingly the hand-held part convenient for holding.It is prominent
Go out the hand-held part of setting, held convenient for human hand, turning operation is carried out to returning face plate.
Based on the above technical solution, the indoor optical cable access hole is round hole, indoor optical cable access hole inner wall
On be fixedly installed polylith shrapnel, the optical distribution cable access hole is slotted eye.Indoor optical cable access hole is round hole, and its
It is fixedly installed polylith shrapnel on inner wall, clamping indoor optical cable can be played the role of, and close access hole, is conducive to keep in babinet
Portion is clean, and optical distribution cable access hole is slotted eye, is convenient for optical distribution cable cabling.
Based on the above technical solution, further include the openable and closable case lid for being hingedly set to one side roof part of babinet.Case
Lid can close covering babinet, protect box house component, the use of babinet is made to exempt to be affected by.
Compared with prior art, as follows the advantages of the utility model：
(1) babinet is divided into upper and lower two layers by the utility model using returning face plate, and optical distribution cable stripping is fixed and is filled
Set, optical fiber butting device setting is in babinet lower layer, wherein optical distribution cable stripping fixing device is disposed in proximity to optical distribution cable discrepancy
Hole location, optical fiber butting device are set to optical distribution cable stripping fixing device side, optical branching device unit are set to overturning
On plate upper surface, i.e. babinet upper layer can make full use of housing interior volume, and spacing is larger between each device, can be respectively completed light
Fine welding, light splitting, adapter installation and the receiving of tail optical fiber, rationally distributed, management is convenient, entire babinet have simultaneously light splitting,
Divide fine function, site operation elasticity is high, solves existing optical branching device box functional structure solidification, the problem of interchangeability difference.
(2) the utility model is heated tail optical fiber and optical cable using fibre melting disc, does not need other auxiliary materials, can make chain
Road attenuation substantially reduces, and quality of connection is stablized；And the quantity of fibre melting disc can be according to actual use demand setting, using flexible.
(3) the utility model use insert type optical branching device, it is compatible difference splitting ratios optical branching device installation requirements,
So that the working efficiencies such as engineering design, buying greatly improve, while Construction Cost reduces, and increases user and accesses quantity, carries
The flexibility of high dilatation.
Description of the drawings
Fig. 1 is the structural schematic diagram under a kind of case lid closed state of optical branching device box of the utility model embodiment；
Fig. 2 is a kind of case lid opening of optical branching device box of the utility model embodiment and the knot under returning face plate erected state
Structure schematic diagram；
Fig. 3 is the knot that a kind of case lid of optical branching device box of the utility model embodiment is opened and returning face plate falls down under state
Structure schematic diagram.
Reference numeral：1-babinet, 11-indoor optical cable access holes, 111-shrapnels, 12-optical distribution cable access holes, 13-
Returning face plate, 131-hand-held parts, 2-optical distribution cable stripping fixing devices, 3-optical fiber butting devices, 4-optical branching device units,
5-wire loops, 6-optical cable holding clamps, 61-snap-gauges, 62-card columns, 7-case lids.
Specific implementation mode
Below in conjunction with the accompanying drawings and specific embodiment is described in further detail the utility model.
Embodiment one, shown in Fig. 1 to Fig. 3, the utility model embodiment provides a kind of optical branching device box, including：
Babinet 1 is respectively arranged with indoor optical cable access hole 11, optical distribution cable access hole 12, case on the side wall of the babinet 1
Returning face plate 13 is hingedly provided in body 1, babinet 1 is divided into upper and lower two layers by the returning face plate 13；
Optical distribution cable stripping fixing device 2, the optical distribution cable stripping fixing device 2 are set to 1 lower layer of babinet close to matching
At 12 position of linear light cable access hole；
Optical fiber butting device 3, the optical fiber butting device 3 are set to the side of the optical distribution cable stripping fixing device 2；
Optical branching device unit 4 for being divided operation, the optical branching device unit 4 are set on 13 upper surface of returning face plate.
Babinet 1 is divided into upper and lower two layers by the utility model using returning face plate 13, and by optical distribution cable stripping fixing device
2, the setting of optical fiber butting device 3 is in 1 lower layer of babinet, and wherein optical distribution cable stripping fixing device 2 is disposed in proximity to optical distribution cable and goes out
Enter at 12 position of hole, optical fiber butting device 3 is set to 2 side of optical distribution cable stripping fixing device, and optical branching device unit 4 is arranged
In on 13 upper surface of returning face plate, i.e. 1 upper layer of babinet can make full use of 1 inner space of babinet, and spacing is larger between each device, can
It is respectively completed welding, light splitting, adapter installation and the receiving of tail optical fiber of optical fiber, rationally distributed, management is convenient, and entire babinet 1 is same
When have the function of light splitting, point fibre, site operation elasticity is high, solves existing optical branching device box functional structure solidification, interchangeability
The problem of difference.
Embodiment two, on the basis of embodiment one, shown in Fig. 1 to Fig. 3, the optical fiber butting device 3 is using molten
Fine disk, the fibre melting disc quantity are one or more；It will produce loss when light transmits in a fiber, this loss is mainly by light
The transmission loss of fibre itself and the splice loss, splice attenuation composition at fibre-optical splice, optical cable is once order, the transmission loss of optical fiber itself
Also it determines substantially, and the splice loss, splice attenuation at fibre-optical splice is then related with the site operation of fibre-optical splice, reduces fibre-optical splice as possible
The splice loss, splice attenuation at place, it is possible to increase Optical fiber relay amplifies transmission range and improves the fade margin of optical fiber link.Existing optical branching
Optic fiber distribution generally uses site machinery formula quick connector in device case, i.e. the mode of cold joint, due to the limitation of cold joint technology,
The producer that the country can directly produce quick connector is less, and cost is higher, is left with no alternative in technological service, and constructs
The level of skill of personnel differs, and it is excessive to often result in tie point attenuation so that network quality is unstable, using molten in this babinet 1
Fine disk heats tail optical fiber and optical cable, does not need other auxiliary materials, link attenuation can be made to substantially reduce, quality of connection is steady
It is fixed；And the quantity of fibre melting disc can be according to actual use demand setting, using flexible.In the present embodiment, each fibre melting disc disk body
The single-core fiber of weldable 12 cores of maximum, the quantity configuration of 1 inner tray of babinet are 2, by the optical distribution cable after stripping into cartonning
After body 1, enter inside fibre melting disc after coiling, carries out heat welded with tail optical fiber, rather than optical cable is used quickly to connect with scene
The mode of device cold joint Cheng Duan is connect, so that link attenuation substantially reduces, network quality is ensured for a long time.
Embodiment three, on the basis of embodiment one, shown in Fig. 1 to Fig. 3, the optical distribution cable stripping fixing device
Circular wire loop 5 is fixedly installed between 2 and optical fiber butting device 3；Wire loop 5 can be used for managing the cabling of 1 inner fiber of babinet,
By optical distribution cable stripping fixing device 2 by the optical distribution cable after stripping, optical fiber pair is entered back into after being coiled by wire loop 5
It is docked in connection device 3, optical cable is rationally distributed, convenient for management.
Further, 13 upper surface of the returning face plate is also equipped with several circular lines by optical branching device unit 4
The opening of ring 5, two neighboring wire loop 5 is respectively facing different directions；Optical cable is after the light splitting of optical branching device unit 4, according to using need
It asks, different directions is individually directed using towards different wire loops 5, it is easy to use.
Example IV, on the basis of embodiment one, shown in Fig. 1 to Fig. 3, the optical branching device unit 4 uses can
The insert type optical branching device of compatible different splitting ratios, the insert type optical branching device are detachably arranged on returning face plate 13；Using
Insert type optical branching device, the installation requirements of the optical branching device of compatible difference splitting ratio so that the work such as engineering design, buying are imitated
Rate greatly improves, while Construction Cost reduces, and increases user and accesses quantity, improves the flexibility of dilatation；For example, using 4
The insert type optical branching device of slot position configuration, because branch ratio is 1:2,1:4,1:8 insert type optical branching device occupies 1 slot position, because
And 4 can be installed；Branch ratio is 1:16 and 1:32 insert type optical branching device occupies 2 slot positions, thus can install 2；Inserted sheet
Formula optical branching device is detachably arranged on returning face plate 13, can be configured according to the demand of practical engineering application, in optical fiber link
On when needing to be divided with optical branching device, insert type optical branching device can be installed, if the demand without light splitting on optical fiber link
When, insert type optical branching device can be removed, increase the flexibility that babinet uses.
Embodiment five, on the basis of embodiment one, shown in Fig. 1 to Fig. 3,1 inside of the babinet is close to light of registering one's residence
Cable access hole is provided with optical cable holding clamp 6 at 11 position；The setting of optical cable holding clamp 6 is in 1 inside of babinet close to indoor optical cable
It is convenient to use convenient for snapping past the indoor optical cable that indoor optical cable access hole 11 enters babinet 1 at 11 position of access hole.
Further, the optical cable holding clamp 6 includes two block gaps snap-gauge 61 disposed in parallel, every piece of snap-gauge 61
On be both provided with multiple card columns 62, there are gaps between card column 62 described in each two；Optical cable holding clamp 6 is flat including two block gaps
Row setting and the snap-gauge 61 with multiple card columns 62, it is simple in structure, after optical cable enters babinet 1 by indoor optical cable access hole 11,
Pass through two snap-gauges 61 successively, and is passed through from the gap location between two card columns 62 on snap-gauge 61, it is fixed, it is not easy to loosen.
Embodiment six, on the basis of embodiment one, shown in Fig. 1 to Fig. 3, one end of the returning face plate 13, which protrudes, to be set
It is equipped with the hand-held part 131 convenient for holding；The hand-held part 131 being provided projectingly holds convenient for human hand, overturning behaviour is carried out to returning face plate 13
Make.Further, the indoor optical cable access hole 11 is round hole, and polylith is fixedly installed on 11 inner wall of indoor optical cable access hole
Shrapnel 111, the optical distribution cable access hole 12 are slotted eye；Indoor optical cable access hole 11 is round hole, and solid on its inner wall
Surely it is provided with polylith shrapnel 111, clamping indoor optical cable can be played the role of, and close access hole, is conducive to keep 1 inside of babinet clean
Only, optical distribution cable access hole 12 is slotted eye, is convenient for optical distribution cable cabling.Further, further include hingedly being set to babinet 1
The openable and closable case lid 7 of one side roof part；Case lid 7 can close covering babinet 1, protect 1 internal component of babinet, make making for babinet 1
With exempting to be affected by.
Those skilled in the art can be carry out various modifications to the utility model embodiment and modification, if these are changed
With modification within the scope of the claims of the present invention and its equivalent technology, then these modifications and variations are also new in this practicality
Within the protection domain of type.
The prior art that the content not being described in detail in specification is known to the skilled person.
Claims (10)
1. a kind of optical branching device box, which is characterized in that including：
Babinet (1) is respectively arranged with indoor optical cable access hole (11), optical distribution cable access hole on the side wall of the babinet (1)
(12), returning face plate (13) is hingedly provided in babinet (1), babinet (1) is divided into upper and lower two layers by the returning face plate (13)；
Optical distribution cable stripping fixing device (2), it is close that the optical distribution cable stripping fixing device (2) is set to babinet (1) lower layer
At optical distribution cable access hole (12) position；
Optical fiber butting device (3), the optical fiber butting device (3) are set to the one of the optical distribution cable stripping fixing device (2)
Side；
Optical branching device unit (4) for being divided operation, the optical branching device unit (4) are set to returning face plate (13) upper surface
On.
2. a kind of optical branching device box as described in claim 1, it is characterised in that：The optical fiber butting device (3) is using molten fibre
Disk, the fibre melting disc quantity are one or more.
3. a kind of optical branching device box as described in claim 1, it is characterised in that：The optical distribution cable stripping fixing device (2)
Circular wire loop (5) is fixedly installed between optical fiber butting device (3).
4. a kind of optical branching device box as claimed in claim 3, it is characterised in that：Returning face plate (13) upper surface is in optical branching
Several circular wire loops (5) are also equipped with by device unit (4), the opening of two neighboring wire loop (5) is respectively facing not Tongfang
To.
5. a kind of optical branching device box as described in claim 1, it is characterised in that：The optical branching device unit (4) uses can be simultaneous
Hold the insert type optical branching device of different splitting ratios, the insert type optical branching device is detachably arranged on returning face plate (13).
6. a kind of optical branching device box as described in claim 1, it is characterised in that：The babinet (1) is internal close to indoor optical cable
It is provided with optical cable holding clamp (6) at access hole (11) position.
7. a kind of optical branching device box as claimed in claim 6, it is characterised in that：The optical cable holding clamp (6) includes two pieces
The snap-gauge (61) of spaced and parallel setting, is both provided with multiple card columns (62) on every piece of snap-gauge (61), card column described in each two
(62) there are gaps between.
8. a kind of optical branching device box as described in claim 1, it is characterised in that：One end of the returning face plate (13) is provided projectingly
There is the hand-held part (131) convenient for holding.
9. a kind of optical branching device box as described in claim 1, it is characterised in that：The indoor optical cable access hole (11) is circle
Hole, polylith shrapnel (111) is fixedly installed on indoor optical cable access hole (11) inner wall, and the optical distribution cable access hole (12) is ellipse
Round hole.
10. a kind of optical branching device box as described in claim 1 to 9 is any, it is characterised in that：Further include hingedly being set to babinet
The openable and closable case lid (7) of (1) one side roof part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820658089.4U CN208092301U (en) | 2018-05-04 | 2018-05-04 | A kind of optical branching device box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820658089.4U CN208092301U (en) | 2018-05-04 | 2018-05-04 | A kind of optical branching device box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208092301U true CN208092301U (en) | 2018-11-13 |
Family
ID=64052907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820658089.4U Active CN208092301U (en) | 2018-05-04 | 2018-05-04 | A kind of optical branching device box |
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| Country | Link |
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| CN (1) | CN208092301U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110310465A (en) * | 2019-06-17 | 2019-10-08 | 深圳晶点光科有限公司 | A kind of band light splitting optical fiber does the optical fiber manual fire alarm call point of signal designation |
-
2018
- 2018-05-04 CN CN201820658089.4U patent/CN208092301U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110310465A (en) * | 2019-06-17 | 2019-10-08 | 深圳晶点光科有限公司 | A kind of band light splitting optical fiber does the optical fiber manual fire alarm call point of signal designation |
| CN110310465B (en) * | 2019-06-17 | 2024-04-19 | 浙江东方职业技术学院 | Optical fiber manual fire alarm button with light splitting optical fiber as signal indication |
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