CN208314285U - A kind of communication engineering optical fiber commuting case - Google Patents
A kind of communication engineering optical fiber commuting case Download PDFInfo
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- CN208314285U CN208314285U CN201820747943.4U CN201820747943U CN208314285U CN 208314285 U CN208314285 U CN 208314285U CN 201820747943 U CN201820747943 U CN 201820747943U CN 208314285 U CN208314285 U CN 208314285U
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- cabinet
- optical fiber
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- commuting case
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Abstract
The utility model provides a kind of communication engineering optical fiber commuting case, which includes cabinet, and top cover is arranged in top of the box；Drain hole is offered on top cover；Drain hole is connect with aqueduct one end；Adapting pipe is provided with below the aqueduct other end；Adapting pipe one end is opposite with the aqueduct other end；The adapting pipe other end is connect with first tapping pipe one end；It is connect by connecting rod with cabinet on the outside of first tapping pipe；A pedestal is arranged in the bottom of box, and a support base is arranged below pedestal；An armature is arranged in base bottom, and a mounting base is arranged below support base；Setting humidity sensor and blower in cabinet, humidity sensor and a single-chip computer control system are electrically connected；Single-chip computer control system is electrically connected through a relay and blower.The utility model is not only simple in structure, and is occupied little space, and is comprehensively overhauled convenient for the cabinet to optical fiber commuting case, and can will go into the rainwater discharge of box house in time, reduces infringement of the rainwater to box house equipment.
Description
Technical field
The utility model relates generally to communication engineering field, specifically a kind of communication engineering optical fiber commuting case.
Background technique
Optical fiber commuting case is the infrastructure of network, optical fiber commuting case be widely used in network connection infrastructure it
In, optical fiber commuting case is arranged in mostly on outdoor wall, and many heat release holes are provided on optical fiber commuting case for setting
Standby running heat is distributed.However under the mal-conditions such as wind and rain, rainwater may be penetrated by these heat release holes and be set
It is standby upper.
In the prior art, aiming at the problem that equipment seeps water, shield usually is set in top of the box, reduces rainwater to equipment
Infringement.But shield is set at the top of optical fiber commuting case, still remain following problems:
1, protection hood shape is excessive, and entire top of the box is covered, not only not beautiful enough in shape, but also needs pair
When optical fiber commuting case repairs, under the obstruction of shield, it is difficult to carry out optical fiber commuting case comprehensive maintenance and inspection, maintenance
Effect is poor.
2, shield is located at the top of optical fiber commuting case, and roof is stretched out at both ends, protects optical fiber commuting case, blocks rain
Water, but still can rain by chamber door penetrate into, become apparent when especially blowing, encroach on optical fiber commuting case internal unit.
Summary of the invention
To solve the deficiencies in the prior art, the utility model provides a kind of communication engineering optical fiber commuting case.
The utility model is implemented with the following technical solutions: a kind of communication engineering optical fiber commuting case, including cabinet, described
Top cover is arranged in top of the box；Drain hole is offered on the top cover；The drain hole is connect with aqueduct one end；The aqueduct
The other end extends to far from cabinet side；Adapting pipe is provided with below the aqueduct other end；Described adapting pipe one end with lead
The water pipe other end is opposite；The adapting pipe other end is connect with first tapping pipe one end；Pass through connecting rod on the outside of first tapping pipe
It is connect with cabinet；A pedestal is arranged in the bottom of box, and a support base is arranged below the pedestal；The base bottom setting one
Armature, setting and the matched circular groove of the armature on the support base；One mounting base is set below the support base；Institute
Support base bottom setting sliding rail, setting and the matched sliding slot of the sliding rail in the mounting base are stated, the sliding rail and sliding slot sliding connect
It connects, unfilled corner is set in the mounting base, fixing bolt is set at the unfilled corner, threaded hole, the bottom are set on the support base
One thread groove is set on seat, and a fixing bolt top passes through institute's threaded hole and is installed in the thread groove；The mounting base bottom
Be arranged right angle fixed block, the mounting base with connect between the walls by right angle fixed block；Humidity sensor is set in the cabinet
Device and blower, the humidity sensor and a single-chip computer control system are electrically connected；The single-chip computer control system is through a relay
Device and the blower are electrically connected.
In an embodiment of the utility model, sliding bar is arranged in the cabinet rear wall, and it is solid that one is arranged on the sliding bar
It is fixed to manage, it is arranged a clip in the fixing pipe, the clip side is connect with a bridge piece one end, and the bridge piece is another
End is fixedly connected with wall.
In an embodiment of the utility model, a prism-frustum-shaped is provided at the top of the top cover to catchment frame.
In an embodiment of the utility model, the top cover is symmetrically opened up there are two drain hole；The drain hole with lead
The connection of water pipe one end.
In an embodiment of the utility model, an arc panel is set on the top cover, and the arc panel is located at two sluicing
Between hole, it is tightly connected with arc panel at the top of the front and rear sides of the frame that catchments and top cover.
In an embodiment of the utility model, the first tapping pipe other end is connect with connector one end；Connector is another
One end is connect with second tapping pipe one end, and the second tapping pipe other end extends to far from case.
In an embodiment of the utility model, outside is provided with several protrusions on first tapping pipe.
Further, the connecting rod is multiple.
In an embodiment of the utility model, the cabinet wall is arranged a groove, and the assembling is in groove, institute
Groove setting filter is stated, the filter is fixedly connected with cabinet wall.
The utility model is not only simple in structure, and is occupied little space, and is comprehensively examined convenient for the cabinet to optical fiber commuting case
It repairs, and the rainwater discharge of box house can be will go into time, reduce infringement of the rainwater to box house equipment.
The prior art is compared, the beneficial effects of the utility model are:
1, the utility model is by the way that rainwater can be discharged in time out of catchment frame, and structure is simple, and structure occupies little space,
It is practical and attractive, and when optical fiber commuting case needs to repair, convenient for overhauling in all directions to cabinet, improve inspection
Repair effect.
2, the utility model is by being arranged humidity sensor in cabinet come the intracorporal humidity of monitoring case, and passes through single-chip microcontroller
Control system controls blower to remove the rainwater in cabinet, reduces infringement of the intracorporal rainwater of case to equipment, effective protection optical fiber
Equipment.
3, catchmenting, cross-sectional area constantly reduces frame from top to bottom, so that amount of rainfall is excessive, it, can when being overflowed out of catchment frame
Far from cabinet, the frame that catchments is improved to the protective action of cabinet.
4, drain hole and the first tapping pipe are symmetrical at left and right sides of cabinet, improve the discharging capacity of the present apparatus, subtract
Accumulation of the water short of rain in top of the box is overflowed.
5, the setting of arc panel is so that rainwater convenient for sliding to drain hole, from drain hole outflow, reduces rainwater in the heap of top cover
Product, to reduce infringement of the rainwater to top cover and cabinet.
6, the setting of the second tapping pipe, so that effectively being protected cabinet when rainwater flows out far from wall box.
7, raised setting facilitates construction personnel to rotate the first tapping pipe and overhauls to cabinet.
8, the setting of multiple connecting rods first is let out so that the first tapping pipe more fastens firm convenient for construction personnel's rotation
Water pipe overhauls cabinet.
9, the round table-like setting of adapting pipe not only expands the undertaking area of nozzle upper end, convenient for making the rainwater of aqueduct
It flows into adapting pipe, and is also convenient for water flow and is flowed out out of adapting pipe, improve sluicing efficiency.
10, blower is located in groove, and is protected by filter blower, can reduce blower and set to cabinet inner fiber
Standby interference and obstruction.
11, it is bolted between clip and fixing pipe, easy disassembly, and makes connection between clip and fixing pipe more
Add close and firm.
Detailed description of the invention
Fig. 1 is the utility model main view schematic diagram；
Fig. 2 is that the utility model overlooks figure structure schematic representation；
Fig. 3 is the left view figure structure schematic representation of cabinet in attached drawing 1；
Fig. 4 is the utility model header field cross-sectional view；
Fig. 5 is the utility model clip partial structure diagram.
Label declaration: 1, cabinet；2, top cover；3, drain hole；4, catchment frame；5, aqueduct；6, adapting pipe；7, it first sluices
Pipe；8, connecting rod；9, pedestal；10, support base；11, armature；12, circular groove；13, mounting base；14, sliding rail；15, sliding slot；
16, unfilled corner；17, fixing bolt；18, right angle fixed block；19, humidity sensor；20, blower；21, single-chip computer control system；22,
Relay；23, sliding bar；24, fixing pipe；25, clip；26, bridge piece；27, arc panel；28, connector；29, it second lets out
Water pipe；30, raised；31, groove；32, filter.
Specific embodiment
With reference to the drawings and specific embodiments, the utility model is described in further detail.It should be understood that these embodiments are only used for
Illustrate the utility model rather than limitation the scope of the utility model.In addition, it should also be understood that, having read the utility model instruction
Content after, those skilled in the art can make various changes or modifications the utility model, and such equivalent forms are equally fallen
In range defined herein.It should be noted that word used in the following description or so refers to the side in attached drawing 1
To.In addition, single-chip computer control system controls blower according to the signal that humidity sensor detects, belong to known control system
The application of the conventional of system program, adaptability issues signal and controls blower, relates only to the adjustment to parameter also to control wind
Machine is not related to the improvement of program, belongs to the conventional technical means of those skilled in the art.
The utility model provides a kind of communication engineering optical fiber commuting case, including cabinet, and top cover is arranged in the top of the box；
Drain hole is offered on the top cover；The drain hole is connect with aqueduct one end；The aqueduct other end is to far from cabinet
Side extends；Adapting pipe is provided with below the aqueduct other end；Described adapting pipe one end is opposite with the aqueduct other end；It holds
The adapter tube other end is connect with first tapping pipe one end；It is connect by connecting rod with cabinet on the outside of first tapping pipe；The case
A pedestal is arranged in body bottom, and a support base is arranged below the pedestal；An armature, the support is arranged in the base bottom
Setting and the matched circular groove of the armature on seat；One mounting base is set below the support base；The support base bottom setting
Sliding rail, setting and the matched sliding slot of the sliding rail, the sliding rail are slidably connected with sliding slot, set in the mounting base in the mounting base
Unfilled corner is set, fixing bolt is set at the unfilled corner, threaded hole is set on the support base, a thread groove is set on the pedestal,
One fixing bolt top passes through institute's threaded hole and is installed in the thread groove；Right angle fixed block, institute is arranged in the mounting base bottom
State mounting base with connect between the walls by right angle fixed block；Setting humidity sensor and blower, the humidity in the cabinet
Sensor and a single-chip computer control system are electrically connected；The single-chip computer control system electrically connects through a relay and the blower
It connects.
In an embodiment of the utility model, sliding bar is arranged in the cabinet rear wall, and it is solid that one is arranged on the sliding bar
It is fixed to manage, it is arranged a clip in the fixing pipe, the clip side is connect with a bridge piece one end, and the bridge piece is another
End is fixedly connected with wall.
In an embodiment of the utility model, a prism-frustum-shaped is provided at the top of the top cover to catchment frame.
In an embodiment of the utility model, the top cover is symmetrically opened up there are two drain hole；The drain hole with lead
The connection of water pipe one end.
In an embodiment of the utility model, an arc panel is set on the top cover, and the arc panel is located at two sluicing
Between hole, it is tightly connected with arc panel at the top of the front and rear sides of the frame that catchments and top cover.
In an embodiment of the utility model, the first tapping pipe other end is connect with connector one end；Connector is another
One end is connect with second tapping pipe one end, and the second tapping pipe other end extends to far from case.
In an embodiment of the utility model, outside is provided with several protrusions on first tapping pipe.
Further, the connecting rod is multiple.
In an embodiment of the utility model, the cabinet wall is arranged a groove, and the assembling is in groove, institute
Groove setting filter is stated, the filter is fixedly connected with cabinet wall.
The standardized element used in the utility model can commercially, and shaped piece is according to specification and attached
The record of figure can carry out it is customized, the specific connection type of each part be all made of in the prior art mature bolt, rivet,
The conventional means such as welding, stickup, used circuit connection are conventional model in the prior art, and this will not be detailed here.
Several schematic diagrames of one specific embodiment of the utility model, referring to Fig. 1-5.A kind of communication engineering is exchanged with optical fiber
Case comprising cabinet 1 is arranged top cover 2 at the top of the cabinet 1, and 1 roof of cabinet is stretched out in 2 side of top cover, on the top cover 2
Drain hole 3 is set, and the drain hole 3 is located at top cover 2 and stretches out 1 top wall portion of cabinet, and the frame that catchments is fixedly installed at the top of the top cover 2
4, aqueduct 5 is arranged in 2 bottom of top cover, and the aqueduct 5 is communicated with drain hole 3, and 5 bottom end of aqueduct is to far from cabinet
The inclination of 1 side, as shown in Fig. 1, aqueduct is obliquely installed, and the water flow of aqueduct is enable to flow out far from cabinet, is risen to cabinet
To protective action, adapting pipe 6 is set below the aqueduct 5,6 bottom end of adapting pipe is arranged the first tapping pipe 7, and described the
Connecting rod 8 is arranged close to 1 side of cabinet in one tapping pipe 7, and described 8 one end of connecting rod is fixedly connected with the first tapping pipe 7, the company
Extension bar 8 is fixedly connected far from 7 one end of the first tapping pipe with 1 side wall of cabinet, and pedestal 9, cabinet and bottom is arranged in 1 bottom of cabinet
Seat is that existing fiber exchanges box structure, and support base 10 is arranged below the pedestal 9, and armature 11 is arranged in 9 bottom of pedestal,
Circular groove 12 is set on the support base 10, and the armature 11 is located in circular groove 12, and installation is arranged below the support base 10
Seat 13,10 bottom of support base are arranged sliding rail 14, sliding slot 15 are arranged in the mounting base 13, the sliding rail 14 is located at sliding slot 15
It is interior, unfilled corner 16 is set in the mounting base 13, fixing bolt 17 is set at the unfilled corner 16, spiral shell is set on the support base 10
Thread groove is arranged on the pedestal 9 for pit, and 17 top of fixing bolt passes through threaded hole and is located in thread groove, the installation
13 bottoms of seat are arranged right angle fixed block 18, the mounting base 13 with connect between the walls by right angle fixed block 18, the cabinet
Setting humidity sensor 19 and blower 20 in 1,19 side of the humidity sensor setting single-chip computer control system 21 and relay
22, the humidity sensor 19 is electrically connected with single-chip computer control system 21, the relay 22 and single-chip computer control system 21, wind
Machine 20 is electrically connected, and single-chip computer control system and relay can be set in box house, also can be set in monitoring room.It is described
Sliding bar 23 is arranged in 1 rear sidewall of cabinet, is arranged fixing pipe 24 on the sliding bar 23, and as shown in Fig. 2, sliding bar can be
Sliding, general state downslide lever sufficiently protrude into fixing pipe in fixing pipe so that cabinet between the walls at a distance from it is smaller, subtract
The occupied space of few cabinet, sliding bar is also relatively stable to the fixation of cabinet, when needing to overhaul cabinet, by sliding bar
It slides into far from wall, convenient rotate to cabinet is overhauled.The fixing pipe 24 is fixedly connected far from 1 one end of cabinet with wall, institute
It states and is arranged clip 25 in connecting tube, bridge piece 26 is arranged in 25 side of clip, and described 26 one end of bridge piece and wall are solid
Fixed connection.The utility model is by the way that rainwater can be discharged in time out of catchment frame, and structure is simple, and structure occupies little space, real
With beauty, and when optical fiber commuting case needs to repair, convenient for overhauling in all directions to cabinet, maintenance is improved
Effect.The utility model is controlled by humidity sensor being arranged in cabinet come the intracorporal humidity of monitoring case, and by single-chip microcontroller
System controls blower to remove the rainwater in cabinet, reduces infringement of the intracorporal rainwater of case to equipment, effective protection fiber plant.
In order to improve the frame that catchments to the protective action of cabinet, cross-sectional area constantly reduces the frame 4 that catchments from top to bottom, is in
Prism-frustum-shaped.Catchmenting, cross-sectional area constantly reduces frame from top to bottom, so that amount of rainfall is excessive, when being overflowed out of catchment frame, Neng Gouyuan
From cabinet, the frame that catchments is improved to the protective action of cabinet.
In order to reduce amount of rainfall in the accumulation of top of the box, 1 roof of cabinet is stretched out in 2 left and right sides of top cover, described
Drain hole 3 is symmetrical in 1 left and right sides of cabinet centered on cabinet 1.Drain hole and the first tapping pipe are at left and right sides of cabinet
It is symmetrical, the discharging capacity of the present apparatus is improved, accumulation of the amount of rainfall in top of the box is reduced and overflows.
In order to reduce accumulation of the rainwater at top cover, arc panel 27 is set on the top cover 2, the arc panel 27 is located at
Between two drain holes 3, the front and rear sides of the frame 4 that catchments and 2 roof of top cover are tightly connected with arc panel 27.Arc panel
Setting is so that rainwater convenient for sliding to drain hole, from drain hole outflow, reduces rainwater in the accumulation of top cover, to reduce rainwater to top
The infringement of lid and cabinet.
In order to effectively protect cabinet, connector 28 is arranged in 7 bottom end of the first tapping pipe, and the connector 28 is remote
The second tapping pipe 29 is set from 7 one end of the first tapping pipe, second tapping pipe 29 is tilted to far from 1 side of cabinet.Such as attached drawing
Shown in 1, the angle between connector is greater than 90 °, is advisable with 150 °, it is ensured that and the second tapping pipe is tilted to far from cabinet side, the
The setting of two tapping pipes, so that effectively being protected cabinet when rainwater flows out far from wall box.
The first tapping pipe is rotated in order to facilitate construction personnel, setting protrusion 30, described raised 30 on first tapping pipe 7
It is arranged successively from top to bottom on the first tapping pipe 7 to be multiple, multiple described raised 30.The setting of protrusion, facilitates construction personnel
The first tapping pipe is rotated to overhaul cabinet.In order to make the first tapping pipe more consolidate firm, the connection in connecting rod
Bar 8 is multiple.The setting of multiple connecting rods first is let out so that the first tapping pipe more fastens firm convenient for construction personnel's rotation
Water pipe overhauls cabinet.
In order to effectively improve sluicing efficiency, cross-sectional area constantly reduces the adapting pipe 6 from top to bottom, in a circular table shape.It holds
Round table-like setting is taken over, the undertaking area of nozzle upper end is not only expanded, convenient for flowing into the rainwater of aqueduct in adapting pipe,
And be also convenient for water flow and flowed out out of adapting pipe, improve sluicing efficiency.
In order to reduce interference and obstruction of the blower to cabinet inner fiber equipment, groove 31 is arranged in 1 inner wall of cabinet, described
Blower 20 is located in groove 31, and filter 32 is arranged at the groove 31, and the filter 32 is fixedly connected with 1 inner wall of cabinet.Blower
Blower is protected in groove, and through filter, interference and obstruction of the blower to cabinet inner fiber equipment can be reduced.
In order to keep the connection between clip and fixing pipe even closer, easy disassembly is to move sliding bar, the clip 25
It is bolted between fixing pipe 24.It is bolted between clip and fixing pipe, easy disassembly, and makes clip and fixing pipe
Between connection it is even closer securely.
The present apparatus is arranged on outdoor wall, and when encountering wind and rain weather, rainwater, which is fallen on, to catchment in frame, flows to from drain hole
Aqueduct, then be discharged by adapting pipe and the first tapping pipe, cabinet is protected, structure is simple, occupies little space, when in cabinet
Amount of rainfall be more than certain limit when, signal is passed to single-chip computer control system, single-chip computer control system control by humidity sensor
Relay closure processed, conducting blower remove the intracorporal rainwater of case, reduce infringement of the rainwater to fiber plant.
When needing to overhaul cabinet, construction personnel unclamps clip first, and sliding bar is adjusted to far from wall side,
Then by clip clamping fixed pipe and internal sliding bar, fastening bolt rotation cabinet is backed out, by rotating the first tapping pipe
Cabinet is comprehensively overhauled, due to catchmenting, frame shape is smaller, the rotation of cabinet will not be hindered, convenient for the maintenance to cabinet.
After maintenance is completed, clip is unclamped again, sliding bar is slided, box body-sliding is fastened to after wall locations, then by clip
Fixing pipe screws on fastening bolt and fixes cabinet.
It is the preferred embodiment of the utility model above, it is all to change according to made by technical solutions of the utility model, it is produced
Function without departing from technical solutions of the utility model range when, belong to the protection scope of the utility model.
Claims (9)
1. a kind of communication engineering optical fiber commuting case, including cabinet, it is characterised in that: top cover is arranged in the top of the box；It is described
Drain hole is offered on top cover；The drain hole is connect with aqueduct one end；The aqueduct other end is to far from cabinet side
Extend；Adapting pipe is provided with below the aqueduct other end；Described adapting pipe one end is opposite with the aqueduct other end；Adapting pipe
The other end is connect with first tapping pipe one end；It is connect by connecting rod with cabinet on the outside of first tapping pipe；The cabinet bottom
A pedestal is arranged in portion, and a support base is arranged below the pedestal；The base bottom is arranged an armature, on the support base
Setting and the matched circular groove of the armature；One mounting base is set below the support base；Sliding rail is arranged in the support base bottom,
Setting and the matched sliding slot of the sliding rail, the sliding rail are slidably connected with sliding slot in the mounting base, are arranged in the mounting base and lack
Fixing bolt is arranged at the unfilled corner, threaded hole is arranged on the support base for angle, and a thread groove is arranged on the pedestal, and one is solid
Determine bolt end head to be installed in the thread groove across institute's threaded hole；Right angle fixed block, the peace is arranged in the mounting base bottom
Dress seat with connect between the walls by right angle fixed block；Setting humidity sensor and blower, the humidity sensor in the cabinet
Device and a single-chip computer control system are electrically connected；The single-chip computer control system is electrically connected through a relay and the blower.
2. communication engineering according to claim 1 optical fiber commuting case, it is characterised in that: the cabinet rear wall setting is slided
Lever is arranged a fixing pipe on the sliding bar, and a clip, the clip side and a bridge piece are arranged in the fixing pipe
One end connection, the bridge piece other end are fixedly connected with wall.
3. communication engineering according to claim 1 optical fiber commuting case, it is characterised in that: be provided with one at the top of the top cover
Prism-frustum-shaped catchments frame.
4. communication engineering according to claim 3 optical fiber commuting case, it is characterised in that: the top cover symmetrically offers two
A drain hole；The drain hole is connect with aqueduct one end.
5. communication engineering according to claim 4 optical fiber commuting case, it is characterised in that: an arc is arranged on the top cover
Plate, the arc panel are located between two drain holes, seal with arc panel at the top of the front and rear sides of the frame that catchments and top cover
Connection.
6. communication engineering according to claim 1 or 3 optical fiber commuting case, it is characterised in that: first tapping pipe is another
One end is connect with connector one end；The connector other end is connect with second tapping pipe one end, the second tapping pipe other end to
Extend far from case.
7. communication engineering according to claim 1 optical fiber commuting case, it is characterised in that: outside on first tapping pipe
It is provided with several protrusions.
8. communication engineering according to claim 7 optical fiber commuting case, it is characterised in that: the connecting rod is multiple.
9. communication engineering according to claim 1 optical fiber commuting case, it is characterised in that: the cabinet wall setting one is recessed
Slot, for the assembling in groove, filter is arranged in the groove, and the filter is fixedly connected with cabinet wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820747943.4U CN208314285U (en) | 2018-05-19 | 2018-05-19 | A kind of communication engineering optical fiber commuting case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820747943.4U CN208314285U (en) | 2018-05-19 | 2018-05-19 | A kind of communication engineering optical fiber commuting case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208314285U true CN208314285U (en) | 2019-01-01 |
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ID=64711822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820747943.4U Active CN208314285U (en) | 2018-05-19 | 2018-05-19 | A kind of communication engineering optical fiber commuting case |
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| Country | Link |
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| CN (1) | CN208314285U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108469659A (en) * | 2018-05-19 | 2018-08-31 | 国网福建省电力有限公司 | A kind of communication engineering optical fiber commuting case and its application method |
-
2018
- 2018-05-19 CN CN201820747943.4U patent/CN208314285U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108469659A (en) * | 2018-05-19 | 2018-08-31 | 国网福建省电力有限公司 | A kind of communication engineering optical fiber commuting case and its application method |
| CN108469659B (en) * | 2018-05-19 | 2023-10-31 | 国网福建省电力有限公司 | Optical fiber exchange box for communication engineering and application method thereof |
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