CN108107520A - A kind of cable terminal box with observation window - Google Patents
A kind of cable terminal box with observation window Download PDFInfo
- Publication number
- CN108107520A CN108107520A CN201711350338.XA CN201711350338A CN108107520A CN 108107520 A CN108107520 A CN 108107520A CN 201711350338 A CN201711350338 A CN 201711350338A CN 108107520 A CN108107520 A CN 108107520A
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- Prior art keywords
- terminal box
- cable terminal
- transparent parts
- observation window
- cover
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4441—Boxes
- G02B6/4446—Cable boxes, e.g. splicing boxes with two or more multi fibre cables
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The present invention provides a kind of cable terminal box with observation window, optical fiber cable termination box cover is provided with peep hole, also opening is left in the position that elastic sealing element corresponds to above-mentioned peep hole, it can facilitate cabling situation inside observation cable terminal box whether normal in the case of without opening cable terminal box, and possess higher intensity, good anti-shake performance, good sealing water resistance and corrosion and aging can be resisted.The present invention also provides a kind of monoblock type cable terminal box of integral structure, internal cabling is carried out by the observation window opening reserved in advance to install, the sealing of observation window opening can be realized after installation is complete by top tight pieces of stretching, avoid perforate and the use of threaded connector on structural member, while effectively sealing is formed, Transparent Parts are removed when can either prevent the generation of Problem of Failure caused by being threadedly coupled, and can need repairing inside cable terminal box and open observation window opening for maintenance operation.
Description
Technical field
The present invention relates to cable terminal box fields, particularly a kind of cable terminal box with observation window.
Background technology
Cable terminal box is the ancillary equipment of distributing terminal in optical fiber transmission communication network, suitable for indoor/outdoor optical cable
Direct and branch connection, and shield to fibre-optical splice, cable terminal box is mainly used for the fixation of optical fiber cable termination, optical cable
The collecting and protection of welding and remaining fibre with tail optical fiber.In current flourishing communication network system, optic communication plays important
Role, with the thriving demand of Communications Market, China carried out the communications facility construction of FTTH, cable terminal box on a large scale in recent years
Increasingly use in large quantities.The cable terminal box of each producer's production, a lock ＆ key are also not quite similar, and so cause work
When personnel construct and safeguard, cable terminal box is frequently opened, is also not easy to manage.In order to avoid illumination, water, dust, insect etc.
Extraneous factor has an impact the optical fiber cable termination in cable terminal box and box, and cable terminal box needs to have higher intensity, good
Good anti-shake performance, good sealing water resistance and corrosion and aging can be resisted.Existing cable terminal box is mostly
Split structure is easily leaked in multiple sites, it is necessary to box cover is fabricated separately being mounted together again with box body, and
And, it is necessary to which cable terminal box opening could be operated when needing to carry out maintenance cable terminal box.
The content of the invention
It is an object of the invention to optimize existing cable terminal box structure, a kind of optical fiber cable termination with observation window is provided
Box, above-mentioned cable terminal box have good sealing performance and good dismounting and change operability.
The purpose of the present invention is achieved through the following technical solutions：A kind of cable terminal box with watch window, including
Optical fiber cable termination box cover, elastic sealing element, Transparent Parts and bolt, nut, with screw bolt and nut elastic sealing element and transparent
Part is fixed on the inside of optical fiber cable termination box cover, and optical fiber cable termination box cover is provided with peep hole, and elastic sealing element corresponds to above-mentioned peep hole
Position also leave opening.
Preferably, elastic sealing element selects fluorubber to be made.Preferably, elastic sealing element is equipped with U-shaped at aperture position
Outer boss in order to which the cooperation of optical fiber cable termination box cover peep hole edge is fastened in U-shaped opening, makes elastic sealing element with seeing
It examines hole edge and coordinates along sealing is formed.
Preferably, the weather-proof shading sealing cover being adapted with optical fiber cable termination box cover peep hole shape size, sealing are set
Lid can be fastened on by the peep hole perforate of elastic sealing element package, can seen sealing cover corking when being operated without observation
It examines in the perforate of hole, for providing additional waterproof barrier, and ultraviolet light can be blocked prevent peep hole Transparent Parts aging, prevent
External force collision peep hole Transparent Parts cause to damage.
Preferably, for fix elastic sealing element, optical fiber cable termination box cover, Transparent Parts nut below be provided with dismounting it is auxiliary
Assistant piece, auxiliary member include inverted T-shaped column, and cylinder upper end is arranged with spring, and ball is embedded at the block of cylinder lower end, and upper end spring pushes against
Nut back end.On the one hand dismounting auxiliary member can play the role of that elastic sealing element is facilitated to be replaced, reserve handle hole, a side
Face can shed partial action power under the action of the spring when Transparent Parts are subject to external impacts, play good antidetonation action
With.
A kind of cable terminal box with observation window, including cable terminal box box body, flexible top tight pieces, side cover and transparent
Part, cable terminal box only leave observation window window in upper surface and will by being integrally molded so as monoblock type box body, monoblock type box body
Lateral layout is open state.
Preferably, the cable terminal box matches the sealing for realizing observation window window with flexible top tight pieces, top of stretching
Tight part holds out against the lower surface of Transparent Parts so as to which Transparent Parts are tightly fitted in the lower surface of observation window window, and the flexible top tight pieces are
Three stage structure including telescopic segment, is fixedly connected with section and base frame section, and wherein base frame section upper surface connects with being fixedly connected with section and fixing
It connects, is fixedly connected with section as hollow structure, hollow structure intracavitary is installed on spring, is fixedly connected with the upper end of section and telescopic segment activity
Connection, telescopic segment lower end are subject to the active force of hollow structure intracavitary spring, and telescopic segment can be compressed into receipts under external force
Enter to be fixedly connected the hollow structure intracavitary of section, removing after external force telescopic segment again can be under the spring effect being fixedly connected in section
Hollow structure intracavitary is released, and the top of telescopic segment is hemisphere structure in top tight pieces of stretching, and upper surface is hemisphere face, and
The telescopic segment is " ten " character form structure, can clamp the lug crossed out in telescopic segment and bottom by instrument when mounted
Platform section to flexible to hold out against section and be compressed.
Preferably, the Transparent Parts lower surface offers annular recess, groove inner surface and the half of flexible top tight pieces upper end
Spherical shape is adapted, and the annular recess is deeper in the depth of the installed position of corresponding flexible top tight pieces, Transparent Parts
Upper surface is set all around by weather-proof organic silica gel and is bonded with a circle elastic sealing element.
Preferably, the inner surface configuration of the side cover is adapted with the lateral opening shape of cable terminal box, to ensure side
Lid can be sleeved on by being interference fitted tight lid at the lateral opening of cable terminal box, and side cover passes through secondary injection molding technique system
It is standby, first pass through single injection-molded engineering plastics shell, then the engineering plastics shell molded inner surface again by secondary
One layer of elastomeric material of injection molding so that when side cover is set at lateral opening, can ensure that side cover is arranged the sealing at place
Effect.
Preferably, weather-proof shading sealing cover is arranged in cable terminal box to provide additional waterproof barrier and block ultraviolet
Line.
The present invention has the following advantages：
1st, the cable terminal box with watch window can mitigate the maintenance workload of cable terminal box, need not carry variety classes
Key, need not perform fighting and close cable terminal box, and directly pass through watch window, it is possible to observe inside cable terminal box
Whether cabling situation is normal and whether has the exceptions such as the interior infiltration of inner part damage, box body.
2nd, weather-proof shading sealing cover and U-shaped opening fluorubber elastic sealing element can effectively improve the waterproof of cable terminal box
Property, weatherability, shock resistance vibratility and strength character, reduce what cable terminal box broke down under the conditions of rugged environment
Possibility extends the service life of cable terminal box.
3rd, Transparent Parts installation place is easily influenced position for cable terminal box by external force, and the setting for dismantling auxiliary member on the one hand can
Play the role of good anti-vibration, on the one hand can when sealing element is replaced convenient for above-mentioned component carry out dismounting and more
It changes, additionally it is possible to it removes Transparent Parts when cable terminal box is needed and operated inside progress and reserves handle hole, it need not be to optical fiber cable termination
Box carries out integral demounting；
4th, the present invention provides a kind of monoblock type cable terminal box of integral structure, by the observation window opening that reserves in advance into
The internal cabling installation of row, the sealing of observation window opening is realized by top tight pieces of stretching, can either realize opening after installation is complete
Effective sealing at place, but can need repairing inside cable terminal box when remove Transparent Parts and open observation window opening for repair
It operates with；, it is necessary to which cable terminal box is set when additionally by threaded connection, Transparent Parts are assembled together with cable terminal box
Counting into split structure could complete to install, and threaded connector, which is chronically exposed in external environment, easily to be occurred corrosion and cause screw thread
Connector is difficult to unscrew, and in repair in order to disassemble Transparent Parts, it is necessary to threaded connector be unscrewed repeatedly, multiple
Turning under, the perforate in cable terminal box and Transparent Parts can deform to be difficult to form effective connection and sealing, this hair
Bright realized by flexible top tight pieces to Transparent Parts seals, can be close by observation window opening in the cable terminal box of integral structure
It seals, avoids perforate and the use of threaded connector on structural member, while effectively sealing is formed, can prevent screw thread
The generation of Problem of Failure caused by connection.
Description of the drawings
Fig. 1 is structure front view of the present invention.
Fig. 2 is A-A sectional views in the embodiment of the present invention 1.
Fig. 3 is I partial structurtes enlarged drawings in the embodiment of the present invention 1.
Fig. 4 is optical fiber cable termination box cover partial elevation view.
Fig. 5 is elastic sealing element front view in the embodiment of the present invention 1.
Fig. 6 is Transparent Parts front view.
Fig. 7 is A-A sectional views in the embodiment of the present invention 2.
Fig. 8 is elastic sealing element front view in the embodiment of the present invention 2.
Fig. 9 is dismounting auxiliaring piece structure schematic diagram.
Figure 10 is observation window open-celled structure front view in embodiment 3.
Figure 11 is cable terminal box lateral opening schematic diagram in embodiment 3.
Figure 12 is that cable terminal box side is arranged the structure diagram after side cover in embodiment 3.
Figure 13 is the structure diagram of flexible top tight pieces in embodiment 3.
Figure 14 is the cable terminal box structure diagram that flexible top tight pieces withstand Transparent Parts in embodiment 3.
Specific embodiment
The present invention will be further described below in conjunction with the accompanying drawings, but protection scope of the present invention is not limited to following institute
It states.
Embodiment 1
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of cable terminal box with observation window, including：Nut（1）, bolt（2）, optical cable it is whole
Hold box cover（3）, elastic sealing element（4）, Transparent Parts（5）.Optical fiber cable termination box cover is provided with peep hole（6）, elastic sealing element pair
The position of above-mentioned peep hole is answered also to leave opening.
By elastic sealing element（4）It is placed in optical fiber cable termination box cover（3）And Transparent Parts（4）Between, and use bolt（2）And spiral shell
It is female（1) it is fixed.
Maintenance personnel passes through peep hole（6）Understand, check cable terminal box internal work environment, optical fiber cable termination can be observed
Whether cabling situation is normal inside box and whether has the exceptions such as the interior infiltration of inner part damage, box body.
Embodiment 2
A kind of cable terminal box with observation window, including：Internal nut（1）, bolt（2）, external nut（7）, optical fiber cable termination
Box cover（3）, elastic sealing element（4）, Transparent Parts（5）.Optical fiber cable termination box cover is provided with peep hole（6）, elastic sealing element correspondence
Also opening is left in the position of above-mentioned peep hole.
By elastic sealing element（4）It is placed in optical fiber cable termination box cover（3）And Transparent Parts（4）Between, and use bolt（2）With it is interior
Portion's nut（1), external nut（7）It is fixed.
Elastic sealing element（4）Fluorubber is selected to be made, elastic sealing element is equipped with U-shaped outer boss at aperture position, with
Convenient for the cooperation of optical fiber cable termination box cover peep hole edge is fastened in U-shaped opening, make elastic sealing element and peep hole edge shape
Coordinate into sealing.
The weather-proof shading sealing cover being adapted with optical fiber cable termination box cover peep hole shape size is set（8）, sealing cover can
It is fastened in the peep hole perforate wrapped up by elastic sealing element, it can be by sealing cover corking in peep hole when being operated without observation
In perforate, for providing additional waterproof barrier, and ultraviolet light can be blocked prevent peep hole Transparent Parts aging, prevent external force
Collision peep hole Transparent Parts cause to damage.
For fixing elastic sealing element, optical fiber cable termination box cover, being provided with dismounting auxiliary member below Transparent Parts nut（9）,
Auxiliary member includes inverted T-shaped column, and cylinder upper end is arranged with spring, and ball is embedded at the block of cylinder lower end, and spring pushes against nut back end.
On the one hand dismounting auxiliary member can play the role of that elastic sealing element is facilitated to be replaced, on the one hand can be subject in Transparent Parts outer
Power sheds partial action power under the action of the spring when impacting, and plays the role of good anti-vibration.Cable terminal box bottom is provided with
Scrobicula groove track is slided for the ball of dismounting auxiliary member in track.
When needing to carry out dismounting and change elastic sealing element, first external nut is backed out, dismounting auxiliary member upper end spring exists
Elastic force effect is lower to push against internal nut lower end, then gently pushes Transparent Parts and replaces elastic sealing element taking-up.
Carry out removing Transparent Parts reserve handle hole when, first external nut is backed out, dismounting auxiliary member upper end spring
Internal nut lower end is pushed against under elastic force effect, then gently pushes Transparent Parts, since dismounting auxiliary member can be in optical fiber cable termination
Cassette bottom portion rolls, and Transparent Parts can also be lived with internal nut and bolt under the action of auxiliary member is dismantled in cable terminal box
It is dynamic.It pushes and moves Transparent Parts, Transparent Parts are removed from peep hole tapping, then unclamp the lower pressure to Transparent Parts, it is transparent
Part and its bolt, internal nut are pushed against the inboard wall of cartridge of cable terminal box under the action of the spring, and the space of peep hole can be stayed
Go out and used as handle hole, so as to when being operated in the inside to cable terminal box, it is no longer necessary to which cable terminal box is whole
It dismantles.
Embodiment 3
A kind of cable terminal box with observation window, cable terminal box is by being integrally molded so as monoblock type box body, monoblock type box body
Observation window window is only left in upper surface（10）And by lateral layout be open state.
The cable terminal box matches the sealing for realizing observation window window with flexible top tight pieces, and flexible top tight pieces are held out against
The lower surface of Transparent Parts is tightly fitted in the lower surface of observation window window so as to Transparent Parts, and the flexible top tight pieces are three-stage knot
Structure, including telescopic segment（11）, be fixedly connected with section（12）With base frame section（13）, wherein base frame section（13）Upper surface is with being fixedly connected with section
（12）It is fixedly connected, is fixedly connected with section（12）For hollow structure, hollow structure intracavitary is installed on spring（14）, it is fixedly connected with section
（12）Upper end and telescopic segment（11）Flexible connection, telescopic segment（11）Lower end is subject to hollow structure intracavitary spring（14）Effect
Power, under external force telescopic segment（11）Income can be compressed into and be fixedly connected with section（12）Hollow structure intracavitary, remove outer
Telescopic segment after power（11）It is being fixedly connected with section（12）In spring（14）Effect is lower can be released again from hollow structure intracavitary.It is flexible
Telescopic segment in top tight pieces（11）The top for hemisphere structure, upper surface is hemisphere face.And the telescopic segment is " ten "
Character form structure can clamp the lug crossed out in telescopic segment by instrument when mounted（10）And base frame section（13）With right
It is flexible to hold out against section and be compressed.
The cable terminal box accessory further includes Transparent Parts and side cover（15）, Transparent Parts lower surface offers annular recessed
Slot, groove inner surface are adapted with the semi-spherical shape of flexible top tight pieces upper end, and the annular recess is on corresponding flexible top
The depth of the installed position of tight part is deeper, and Transparent Parts upper surface is set all around by weather-proof organic silica gel and is bonded with a circle bullet
Property sealing element；Side cover（15）Inner surface configuration be adapted with the lateral opening shape of cable terminal box, to ensure side cover（15）
It can be sleeved on by being interference fitted tight lid at the lateral opening of cable terminal box, side cover（15）Pass through secondary injection molding technique
Prepare, first pass through single injection-molded engineering plastics shell, then the engineering plastics shell molded inner surface again by two
Secondary one layer of elastomeric material of injection molding, so that side cover（15）When being set at lateral opening, it can ensure side cover（15）Set
If the sealing effect at place.
The cable terminal box to install and use process as follows：It is complete to first pass through the observation window window reserved in cable terminal box
It arranges into internal cabling, then send Transparent Parts to observation window window from the lateral opening of cable terminal box, it is transparent at this time
Elastic sealing element on part is aligned and is clamped close to the lower surface of observation window window, then by instrument in flexible top tight pieces telescopic segment
Lug and base frame section flexible top tight pieces is made be in compressive state so as to which flexible top tight pieces are sent into termination box, stretch and hold out against
The hemisphere upper surface of part is slided in the annular recess of Transparent Parts to be directed to and send to installation site, and adjustment instrument is applied to flexible
The pressure of top tight pieces is found and is stretched by the hemisphere upper surface of flexible top tight pieces and the snap fit of Transparent Parts lower surface hemisphere groove
The precise mounting position of contracting top tight pieces discharges the flexible top tight pieces of compression and exits instrument, and above steps may be repeated multiple times thus will
Multiple flexible top tight pieces are sent into corresponding installation site, and flexible top tight pieces hold out against Transparent Parts, Transparent Parts under the force of a spring
The lower surface that the elastic sealing element of upper surface fits closely terminal box cover forms effective sealing.When all flexible top tight pieces are pacified
After being attached to position, then side cover is set at the lateral opening of cable terminal box, cable terminal box formed one effectively seal it is whole
Body.Traditional split type cable terminal box processes box body with box cover respectively, and installation is complete later again by box cover for internal cabling
It is connected on box body, the leakage point that this split-type design mechanism is formed is more to be difficult to form effective sealing.It is provided by the invention
Monoblock type cable terminal box is an integral structure, and carrying out internal cabling by the observation window opening reserved in advance installs, and installs
Into the rear sealing that observation window opening is realized by top tight pieces of stretching, effective sealing of opening can either be realized, and can be
Transparent Parts are removed when needing repairing inside cable terminal box and open observation window opening so that maintenance operation uses, and are connected by screw thread
It connects when Transparent Parts and cable terminal box are assembled together, is required for cable terminal box being designed to that split structure could be completed
Installation, and threaded connector is chronically exposed in external environment and corrosion easily occurs threaded connector is caused to be difficult to unscrew, separately
In order to disassemble Transparent Parts, it is necessary to unscrew threaded connector repeatedly during external repair, under multiple turning, optical fiber cable termination
Perforate on box and Transparent Parts can deform to be difficult to form effective connection and sealing, and the present invention passes through top tight pieces pair of stretching
Transparent Parts realize sealing, avoid perforate and the use of threaded connector on structural member, while effectively sealing is formed, energy
Enough prevent the generation of Problem of Failure caused by being threadedly coupled.
Claims (9)
1. a kind of cable terminal box with observation window, it is characterised in that：Including nut, bolt, optical fiber cable termination box cover, elasticity
Sealing element, Transparent Parts, Transparent Parts are the transparent component of observation cable terminal box inner case, and one is left in optical fiber cable termination box cover
A peep hole, optical fiber cable termination box cover, elastic sealing element, Transparent Parts sequentially pass through nuts and bolt and are fastenedly connected from outside to inside
Together.
2. cable terminal box according to claim 1, it is characterised in that：Elastic sealing element selects fluorubber to be made, and elasticity is close
Sealing is equipped with U-shaped outer boss at aperture position, U-shaped in order to which the cooperation of optical fiber cable termination box cover peep hole edge is fastened on
In opening, elastic sealing element is made to form sealing cooperation with peep hole edge, for fixing elastic sealing element, cable terminal box
Lid, the nut lower section of Transparent Parts are provided with dismounting auxiliary member.
3. cable terminal box according to claim 1, it is characterised in that：Cable terminal box further includes and optical fiber cable termination box cover
The weather-proof shading sealing cover that peep hole shape size is adapted, sealing cover can be fastened on to be opened by the peep hole of elastic sealing element package
Kong Zhong, can be by sealing cover corking in peep hole perforate when being operated without observation, and weather-proof shading sealing cover uses asphalt mixtures modified by epoxy resin
Fat material is made.
4. cable terminal box according to claim 2, it is characterised in that：Dismantling auxiliary member includes inverted T-shaped column, end cap on cylinder
Equipped with spring, ball is embedded at the block of cylinder lower end, upper end spring pushes against nut back end.
5. a kind of cable terminal box with observation window, it is characterised in that：Including cable terminal box box body, flexible top tight pieces, side
Lid and Transparent Parts, cable terminal box only leave observation window by being integrally molded so as monoblock type box body, monoblock type box body in upper surface
Window and by lateral layout be open state.
6. cable terminal box according to claim 5, it is characterised in that：The cable terminal box with flexible top tight pieces are mating makes
With the sealing for realizing observation window window, flexible top tight pieces hold out against the lower surface of Transparent Parts so as to which Transparent Parts are tightly fitted in observation window
The lower surface of window, the flexible top tight pieces are three stage structure, including telescopic segment, are fixedly connected with section and base frame section, midsole
Platform section upper surface is fixedly connected with being fixedly connected with section, is fixedly connected with section as hollow structure, and hollow structure intracavitary is installed on spring,
The upper end for being fixedly connected with section is flexibly connected with telescopic segment, and telescopic segment lower end is subject to the active force of hollow structure intracavitary spring, outside
Power effect lower extending section can be compressed into the hollow structure intracavitary that income is fixedly connected with section, and telescopic segment is in fixation after removing external force
Spring effect in linkage section is lower and can be released from hollow structure intracavitary, and the top of telescopic segment is hemisphere in top tight pieces of stretching
Body structure, upper surface is hemisphere face, and the telescopic segment is " ten " character form structure, can be clamped when mounted by instrument
The lug that is crossed out in telescopic segment and base frame section to flexible to hold out against section and be compressed.
7. according to one of the claim 5-6 cable terminal box, it is characterised in that：The Transparent Parts lower surface offers ring-type
Groove, groove inner surface are adapted with the semi-spherical shape of flexible top tight pieces upper end, and the annular recess is corresponding flexible
The depth of the installed position of top tight pieces is deeper, and Transparent Parts upper surface is set all around by weather-proof organic silica gel and is bonded with a circle
Elastic sealing element.
8. according to one of the claim 5-7 cable terminal box, it is characterised in that：The inner surface configuration and optical cable of the side cover
The lateral opening shape of termination box is adapted, to ensure that side cover can be sleeved on the side of cable terminal box by being interference fitted tight lid
Face opening, side cover are prepared by secondary injection molding technique, are first passed through single injection-molded engineering plastics shell, then are being molded
The inner surface of the engineering plastics shell gone out is again by one layer of elastomeric material of secondary injection molding, so that side cover is set in side
During opening, it can ensure that side cover is arranged the sealing effect at place.
9. according to one of the claim 5-8 cable terminal box, it is characterised in that：Weather-proof shading is arranged in cable terminal box
Sealing cover is to provide additional waterproof barrier and block ultraviolet light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711350338.XA CN108107520B (en) | 2017-12-15 | 2017-12-15 | Optical cable terminal box with observation window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711350338.XA CN108107520B (en) | 2017-12-15 | 2017-12-15 | Optical cable terminal box with observation window |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108107520A true CN108107520A (en) | 2018-06-01 |
| CN108107520B CN108107520B (en) | 2020-07-14 |
Family
ID=62217285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711350338.XA Active CN108107520B (en) | 2017-12-15 | 2017-12-15 | Optical cable terminal box with observation window |
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| Country | Link |
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| CN (1) | CN108107520B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110471150A (en) * | 2019-09-10 | 2019-11-19 | 安徽屹创智能科技有限公司 | A kind of communication engineering optical cable installation end traction device |
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| CN204694891U (en) * | 2015-04-28 | 2015-10-07 | 无锡东旭通信***设备有限公司 | Light-transmission type GPZ |
| CN205828913U (en) * | 2016-04-21 | 2016-12-21 | 刘银焊 | A kind of Electric Appliance Cabinet being easy to observe |
| CN205880311U (en) * | 2016-07-29 | 2017-01-11 | 四川天邑康和通信股份有限公司 | Optical cable divides fine case with observation window |
| CN106154454A (en) * | 2016-08-02 | 2016-11-23 | 国网山东省电力公司潍坊供电公司 | The quick interconnecting device of optical cable |
| CN205995893U (en) * | 2016-08-30 | 2017-03-08 | 哈尔滨岛田大鹏工业股份有限公司 | A kind of visible observation window on the body door for cleaning machine |
| CN107425914A (en) * | 2017-08-25 | 2017-12-01 | 佛山赛威光电技术有限公司 | A kind of novel photoelectric converter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110471150A (en) * | 2019-09-10 | 2019-11-19 | 安徽屹创智能科技有限公司 | A kind of communication engineering optical cable installation end traction device |
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