CN101504479A - Optical cable switching box, its production method and use method - Google Patents

Optical cable switching box, its production method and use method Download PDF

Info

Publication number
CN101504479A
CN101504479A CNA2009100681789A CN200910068178A CN101504479A CN 101504479 A CN101504479 A CN 101504479A CN A2009100681789 A CNA2009100681789 A CN A2009100681789A CN 200910068178 A CN200910068178 A CN 200910068178A CN 101504479 A CN101504479 A CN 101504479A
Authority
CN
China
Prior art keywords
splice tray
fine
main body
support bracket
tray main
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CNA2009100681789A
Other languages
Chinese (zh)
Other versions
CN101504479B (en
Inventor
吴耀龄
张伟
吴帆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TIANJIN QIANMAI TELEGRAPH EQUIPMENT RESEARCH CENTER
Original Assignee
TIANJIN QIANMAI TELEGRAPH EQUIPMENT RESEARCH CENTER
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by TIANJIN QIANMAI TELEGRAPH EQUIPMENT RESEARCH CENTER filed Critical TIANJIN QIANMAI TELEGRAPH EQUIPMENT RESEARCH CENTER
Priority to CN2009100681789A priority Critical patent/CN101504479B/en
Publication of CN101504479A publication Critical patent/CN101504479A/en
Application granted granted Critical
Publication of CN101504479B publication Critical patent/CN101504479B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Light Guides In General And Applications Therefor (AREA)

Abstract

The invention relates to a cable splice closure and a manufacturing method and the use of the same. The cable splice closure consists of a splice closure body, a splice general support bracket, a fiber holding plate and a splice closure upper cover, wherein the whole shape of the splice closure body is a box shape; the box of the splice closure body accommodates the splice general support bracket and the fiber holding plate; the splice closure body is provided with a sealing groove, an general support bracket pillar, a fiber holding plate positioning pillar, a closing and fastening bolt structure, a cable entrance hole, a cable exit hole, a covered wire cable exit hole and a preserved hole; the outer side of the upper bead of the splice closure body is provided with the sealing groove; the sealing groove surrounds the outer side of the upper bead; the shape of the whole section of the sealing groove is a U shape; an annular hollow sealing strip is placed in the sealing groove; and the outside diameter of the hollow sealing strip is matched with the inside diameter of the sealing groove. The cable splice closure is unique in design concept, reasonable in structure, low in cost, excellent in sealing effect and simple in construction operation, saves labor, improves efficiency, can be used as a pipeline, underground straight buried, overhead, wall attached cable splice closure, is wide in application range, and achieves a multifunction effect.

Description

Optical cable connecting box and method for making and using method
Technical field
The present invention relates to a kind of device that cable connection is installed, relate in particular to a kind of optical cable connecting box and method for making and using method.
Background technology
Optical communication, China be at 1994-1995 by external introduction, at first be for the service of local call junction line, progressively develop into trunk line.Optical fiber is to transmit the optimal medium of information at present, have that loss is little, bandwidth, anti-interference strong characteristics, development along with communication, TV, data transmission network, and the appearance of Internet bar and intelligent building, the optical cable that needs long distance, so need to carry out cable connection midway, cable connection just needs optical cable connecting box, and optical cable connecting box then arises at the historic moment.Optical cable connecting box is that built on stilts, the pipeline that is used for outdoor optical cable, straight-through or difference buried and that people's well lays are connected; be used for the terminal and the distribution of machine room optical fiber telecommunications system local side backbone optical cable; can realize connection, distribution and the adjusting of fibre circuit easily; and fibre-optical splice shielded, be the optical cable distributing connection equipment.
The splice tray of optical cable has different functions by different service conditions, by construction conditions: have pipeline with box, direct buried with box, built on stilts with box, set up wall with box etc.; Press the distribution condition: straight splice tray, difference splice tray, termination box and derivation box etc.; Press the box body kenel; The Hafu type box is arranged, shell formula box, active opening type box.Basic demand to optical cable connecting box: box body is divided into two fans; Bead is provided with sealing strip and the fastening 6-8 of using support bolt around the box body, and box body is fastening; Box body is provided with the turnover holes for optical cables, every side 1-3; The turnover holes for optical cables is twined with rubber strip, and bail is fixed; The periphery that holds fine dish is provided with several little plate washers, prevents that optical fiber from overflowing; Be provided with the fixedly bolt of optical cable strengthening core; Be provided with the fibre-optical splice protection folder of rubber or plastics in the zoarium.
At present, the splice tray ubiquity of optical cable problems, as the cost of manufacture height, and the constructing operation complexity, it is lower that the optical cable box is mounted to power, repeats the rework rate height, is unfavorable for maintenance and safeguards; No matter be to install, overhaul or safeguard, open the complicated operation of box body, cause disconnected core of optical fiber or high loss point easily; When installing, overhauling or safeguarding, sealing strip is placed and badly is easy to be pressed from both sides bad, loses the effect of sealing; According to construction conditions pipeline, direct buried, the optical cable connecting box of making somebody a mere figurehead, set up wall, specially box special use, range of application is single.
Summary of the invention
Fundamental purpose of the present invention is to solve the problem that above-mentioned optical cable connecting box exists, and provides a kind of constructing operation simple, and sealing effectiveness is splendid, the multiduty optical cable connecting box of a box and method for making and using method.
The technical solution adopted for the present invention to solve the technical problems is:
Form by splice tray main body, total support bracket that continues, the fine dish of appearance and splice tray loam cake, splice tray main body global shape is box-like, hold in the box of splice tray main body and continue total support bracket and hold fine coiling, seal groove, total support bracket pilum are set on the splice tray main body, hold fine dish reference column, seal fastening bolt structure, optical cable entrance hole, optical cable wire hole, covered wire cable wire hole and preformed hole.
The present invention is made of splice tray main body, total support bracket that continues, the fine dish of appearance and splice tray loam cake, it is the critical piece of optical cable of continuing, accommodating in the splice tray main body and continuing total support bracket and hold fine dish, continuing of optical cable is the total support bracket and hold fine dish complete connection of continuing by in the splice tray main body.
The space that seal groove sealing splice tray main body and splice tray loam cake constitute; Total support bracket pilum support in the splice tray main body total support bracket that firmly continues; Holding fine dish is positioned in the splice tray main body by holding fine dish reference column; By sealing fastening bolt structure locking splice tray main body and splice tray loam cake, form enclosure space between splice tray main body and the splice tray loam cake; The optical cable at two ends continues by optical cable entrance hole on the splice tray main body and optical cable wire hole; Distribute backbone optical cable to realize the connection of fibre circuit, distribute and regulate by the covered wire cable wire hole; The preformed hole additional accessory can make the many usefulness of optical cable connecting box one box, increases the functions of use of optical cable connecting box, pipeline, direct buried, make somebody a mere figurehead, set up wall and all can use.
The arranged outside seal groove of the upper edge hole of splice tray main body, seal groove is around the outside of upper edge hole, and the global sections of seal groove is shaped as U-shaped, and the cross sectional shape of the bottom of seal groove is an arc, place the annular hollow sealing strip in the seal groove, the external diameter of hollow sealing bar and the internal diameter of seal groove match.
Seal groove is looped around the outside of the upper edge hole of splice tray main body, the bottom of seal groove is an arc, match with the external diameter of hollow sealing bar, the hollow sealing bar is put into the bottom of seal groove, make seal groove bottom tight, can only push the suitable for reading of close encapsulation groove to the bounce-back of the top of seal groove when the hollow sealing strip is subjected to oppressing, reach the effect of sealing splice tray main body.
Hollow sealing bar global shape is an annular, hollow sealing bar inner hollow, airtight, and whole the embedding in the seal groove, the external diameter of hollow sealing bar and the internal diameter of seal groove match.
The hollow sealing bar is a ring-type, be looped around in the seal groove of the splice tray main body outside, outer bead in the splice tray main body constitutes sealing barrier, hollow sealing bar boring, hollow part integral body is airtight, forms compressing that air in the space of hollow part is subjected to the outside extruding that then rebounds, to the extruding of the space on seal groove top, make tight in the seal groove, play the effect of sealing, reach the effect of sealing splice tray main body at the outer bead of splice tray main body.
Both ends and middle part at splice tray main body inner bottom part are symmetrical arranged total support bracket pilum, and at least 8 total support bracket pilums are provided with screw hole on total support bracket pilum.
The bottom of splice tray main body is provided with total support bracket pilum, total support bracket pilum be with continue total support bracket stably support in the bottom of splice tray main body, and with screw total support bracket that continues is fixed on total support bracket pilum, continuing of optical cable can be finished in the splice tray main body.
The central part of splice tray main body inner bottom part is provided with sealing fastening bolt structure, in the splice tray bottom part body bolt of sealing fastening bolt structure or the nut of sealing fastening bolt structure is set.
Sealing fastening bolt structure is to close one of critical piece with airtight optical cable connecting box, sealing fastening bolt structure can be at the bolt of the pre-buried sealing fastening bolt structure in box bottom, the bolt of sealing fastening bolt structure runs through the fastening screw keyhole of splice tray loam cake from the bottom of splice tray main body, the outside at the splice tray loam cake is fastening with nut, reach and close the splice tray loam cake, the sealing optical cable connecting box.The nut that use in the outside of splice tray loam cake can adopt wing nut or wing nut, can save tool using clamp nut complete operation.Sealing fastening bolt structure also can be at the nut of the pre-buried sealing fastening bolt structure in box bottom, the bolt of sealing fastening bolt structure penetrates from the fastening screw keyhole in the outside of splice tray loam cake, until the nut that is embedded in the splice tray bottom part body, bolt in the fastening fastening bolt structure in the outside of splice tray loam cake, reach and close the splice tray loam cake, the sealing optical cable connecting box.Two kinds of fastening means all can be used separately, and two kinds of fastening means each have advantage separately, select fastening means according to designing requirement and service condition.
The symmetria bilateralis of promptly sealing the fastening bolt structure in the bottom of splice tray main body is provided with holds fine dish reference column, holding the fine reference column that coils matches with the appearance fine dish pilot hole of total support bracket that continues and the fine dish of the appearance pilot hole of the fine dish of appearance, hold the fine fine dish of the appearance pilot hole that reference column runs through the appearance fine dish pilot hole of total support bracket that continues and holds the fibre dish that coils, the fine dish of total support bracket and the appearance of continuing steadily is fastened in the splice tray main body.
The fine dish of appearance reference column is set in the bottom of splice tray main body, holding fibre dish reference column not only will match with the appearance fine dish pilot hole of total support bracket that continues and the fine dish of the appearance pilot hole of the fine dish of appearance, can also run through the appearance fine dish pilot hole of total support bracket that continues and the fine dish of the appearance pilot hole of the fine dish of appearance, the fine dish of appearance can be placed on total support bracket that continues stably
On the box wall of one end of splice tray main body the optical cable entrance hole is set, on the optical cable entrance hole seal closure is set, optical cable passes seal closure and enters in the splice tray main body by the optical cable entrance hole.
The optical cable wire hole is set on the box wall of the other end of splice tray main body and 2 covered wire cable line outlets are set at least, on the optical cable wire hole seal closure is set, the optical cable wire hole continues and draws optical cable or covered wire cable, the covered wire cable line outlet continues and draws covered wire cable, the line outlet shutoff is set on the covered wire cable line outlet, draws covered wire cable and pass from the line outlet shutoff.
By the optical cable entrance hole that is provided with on the splice tray main body and optical cable wire hole two optical cables that can continue, realize the connection of fibre circuit.By the covered wire cable line outlet distribution optical fibers circuit that is provided with on the splice tray main body.On optical cable entrance hole and optical cable wire hole seal closure is set, optical cable is tightened seal closure with restraining after entering the splice tray main body, sealing optical cable entrance hole and optical cable wire hole.At the covered wire cable line outlet line outlet shutoff is set, the covered wire cable that line outlet shutoff sealing continues and draws.
The both sides of splice tray main body are provided with preformed hole, and each side is provided with 2 preformed holes at least, and preformed hole is a blind hole, opens preformed hole when setting up auxiliary accessories, realize multi-usage enforcement.
Preformed hole is provided with for adapting to various varying environment conditions uses; no matter be that built on stilts, the pipeline laying that is used for outdoor optical cable, buried laying are connected with the straight-through or difference that people's well lays; get through preformed hole; on preformed hole, increase auxiliary accessories and can realize the construction that built on stilts, the pipeline laying of outdoor optical cable, buried laying and people's well lay, and optical cable connecting box and fibre-optical splice are shielded.
The box inner bottom part of splice tray main body is placed total support bracket that continues, total support bracket profile and the splice tray main body of continuing matches, the continue both ends and the middle part of total support bracket is provided with the support bracket fastener hole, the support bracket fastener hole is corresponding with total support bracket pilum of splice tray bottom part body, by screw total support bracket that continues is fastened on total support bracket pilum, the central part of total support bracket of continuing is provided with the fastening screw keyhole, and the fastening screw keyhole is corresponding with the sealing fastening bolt structure of splice tray bottom part body.
The continue middle part of total support bracket is provided with the corresponding both sides of fastening screw keyhole and holds fine dish pilot hole, holds fine dish pilot hole and holds that fine to coil reference column corresponding.
Total support bracket that continues is one of the critical piece of optical cable that continues, on total support bracket that continues, the support bracket fastener hole is set, the quantity and the position of total support bracket pilum of the quantity of support bracket fastener hole and position and the setting of splice tray bottom part body are consistent, and screw can be fastened on total support bracket that continues on total support bracket pilum.On total support bracket that continues, the fastening screw keyhole is set, the quantity and the position of the sealing fastening bolt structure of the quantity of fastening screw keyhole and position and the setting of splice tray bottom part body are consistent, and finish fastening operation when making sealing fastening bolt structure close the splice tray loam cake.On total support bracket that continues, be provided with and hold fine dish pilot hole, hold the quantity of fine dish pilot hole and the quantity and the position of position and the fine dish of appearance reference column and be consistent, make and hold fine dish fixed placement on total support bracket that continues.
A continue end of total support bracket is provided with the fixing card of cable jacket, threading platform and strengthening core locking wire post, the fixing card of 1 cable jacket is set at least respectively, threading platform and strengthening core locking wire post, the fixing card of cable jacket, threading platform and strengthening core locking wire post are arranged on the same axis, the end of incoming cables of the fixing card of cable jacket is corresponding with the optical cable entrance hole, the threading platform is corresponding with the leading-out terminal of the fixing card of cable jacket, strengthening core locking wire post is corresponding with the threading platform, the lead-in wire groove is set on the threading platform, cable jacket fixedly fastens optical cable, and the steel wire reinforcement of lead-in wire groove guiding optical cable is accurate along the lead-in wire groove, enter the interior locking of lockhole of strengthening core locking wire post smoothly.
Continue the other end of total support bracket is provided with the fixing card of 3 cable jackets at least respectively, threading platform and strengthening core locking wire post, the fixing card of cable jacket, threading platform and strengthening core locking wire post are arranged on the same axis, the end of incoming cables of the fixing card of cable jacket is corresponding with the optical cable entrance hole, the threading platform is corresponding with the leading-out terminal of the fixing card of cable jacket, strengthening core locking wire post is corresponding with the threading platform, the lead-in wire groove is set on the threading platform, cable jacket fixedly fastens covered wire cable, and the lead-in wire groove guides the steel wire reinforcement of covered wire cable and optical cable accurate along the lead-in wire groove respectively, enter the interior locking of locking hole of strengthening core locking wire post smoothly.
Continue the fixing card of cable jacket, threading platform and strengthening core locking wire post are set on total support bracket, the fixing card of cable jacket, threading platform and strengthening core locking wire post are set respectively separately at optical cable entrance hole, optical cable wire hole and covered wire cable line outlet place, fixing card, threading platform and strengthening core locking wire post are arranged on the same axis, and fixing card, threading platform and the quantity of strengthening core locking wire post and the quantity and the position of position and optical cable entrance hole, optical cable wire hole and covered wire cable line outlet are consistent.
In the prior art, the steel wire reinforcement that connects optical cable normally directly connects in the locking hole of strengthening core locking wire post with pointing the end that pinches the steel wire reinforcement, the end of the steel wire reinforcement of optical cable is difficult to aim at the locking hole of strengthening core locking wire post, expends a lot of times and just finishes the operation that penetrates in the locking hole.
The present invention is provided with the threading platform before strengthening core locking wire post, the lead-in wire groove is set on the threading platform, the lead-in wire groove is directly aimed at the locking hole of strengthening core locking wire post, the steel wire reinforcement that makes optical cable directly enters in the locking hole of strengthening core locking wire post locking and lives along the lead-in wire groove, the steel wire reinforcement of being convenient to optical cable penetrates the locking hole of strengthening core locking wire post, and the steel wire reinforcement of having saved optical cable is difficult to directly penetrate the operation of strengthening core locking wire post.
The appearance fibre is checked and regulated shape and is hypocrateriform, is arranged on total support bracket that continues, and at least 1 dish, the both sides that hold fine dish are provided with anti-spilled baffle plate, and the optical fiber after anti-spilled baffle plate inhibition connects spills into and holds outside the fine dish, causes fault.
The fibre core of optical fiber is to be made by the fragility quartz glass fibre, so anti-spilled baffle plate is restrained optical fiber and skidded off the fine dish of appearance, can not allow optical fiber give a discount, draw and turn round, otherwise can cause disconnected core or high loss point.
The two ends that hold fine dish are provided with and hold fibre dish pilot hole, and it is corresponding with the fine dish of appearance reference column to hold fine dish pilot hole, holds portion of fine disk center the fastening screw keyhole is set, and the fastening screw keyhole is corresponding with the sealing fastening bolt structure of splice tray bottom part body.
Optical fiber is connecting the smooth-going dish of the remaining optical fiber in back on the fine dish of appearance on the fine dish of appearance, for preventing that remaining optical fiber from overflowing, in the both sides that hold fine dish anti-spilled baffle plate is set, keep smooth-going dish holding on the fine dish optical fiber, can not allow optical fiber give a discount, draw and turn round, otherwise cause disconnected core of optical fiber or high loss point easily.The two ends that hold fine dish are provided with and hold fine dish pilot hole, hold the quantity of fine dish pilot hole and the quantity and the position of position and the fine dish of appearance reference column and are consistent.The middle part that holds fine dish is provided with the fastening screw keyhole, and the quantity and the position of the quantity of fastening screw keyhole and position and sealing fastening bolt structure are consistent.
Between fastening screw keyhole and the fine dish of the appearance pilot hole fibre-optical splice support bracket is set, at least 2, be oppositely arranged the fibre-optical splice caulking groove on the fibre-optical splice support bracket, at least 12, optical fiber docks on the fibre-optical splice support bracket, fibre-optical splice after the butt joint embeds in the fibre-optical splice caulking groove relatively, makes the fibre-optical splice after the butt joint keep the best steady status of butt joint.
Hold on the fine dish fibre-optical splice support bracket is set, optical fiber docks on the fibre-optical splice support bracket, in the optical fiber after the butt joint embeds in the fibre-optical splice caulking groove relatively, makes the optical fiber after the butt joint keep the butt joint optimum condition, can not allow optical fiber give a discount, draw and turn round, otherwise cause disconnected core of optical fiber or high loss point easily.
The two side direction both sides scatterings of holding fine dish are provided with fine hook jack, at least 18, hold together to be provided with fine hook on the fine hook jack, it is L-shaped to hold together fine hook integral body, holds together the up big and down small tip shape that is of the fine inserted link of holding together of fine hook, and the cross sectional shape that holds together fine inserted link is circle or hexagon or octagon, hold together the fine cross sectional shape of fine hook of pressing of holding together of fine hook for circular, hold together the fine inserted link of holding together of fine hook and insert in the fine jack, and rotate arbitrarily along holding together fine jack, hold together fine hook and optical fiber is fixed on holds fine dish and go up and keep optical fiber smooth and easy.
The fibre core of optical fiber is to be made by the fragility quartz glass fibre, the fibre core outside of optical fiber installs packing material, steel wire reinforcement and sheath additional, and sheath adopts formations such as aluminium dress sheath or plastic sheath, so, can not allow optical cable give a discount, draw and turn round, otherwise cause disconnected core or high loss point easily.
Hold together fine hook jack to two sidescattering settings holding on the fine dish, hold together on the fine hook jack L type to be set and to hold together fine hook, hold together the up big and down small tip shape that is of the fine inserted link of holding together of fine hook, be convenient to the fine inserted link of holding together of fine hook and insert that to hold holding together behind the fine hook jack of fine dish fixing at each.The cross sectional shape that holds together fine inserted link is circle or hexagon or octagon, and the cross sectional shape that holds together fine inserted link keeps firmly, do not rotate after making fine inserted link to insert fine hook jack; The cross sectional shape that holds together the fine hook of the fine pressure of holding together of fine hook is that circle is convenient to the press polish fibre, does not damage optical fiber.
It is box-like that splice tray loam cake global shape is archivolt, the central part protuberance, the upper edge hole of splice tray loam cake and splice tray main body upper edge hole match, splice tray loam cake central part is provided with the fastening screw keyhole, it is corresponding that fastening screw keyhole and splice tray bottom part body are provided with sealing fastening bolt structure, on the fastening screw keyhole of the splice tray loam cake outside sealing gasket is set, be provided with on the fastening screw keyhole of splice tray loam cake inboard and press solidly sleeve pipe, sealing gasket, fastening screw keyhole and press solidly closing of sleeve pipe guiding sealing fastening splice tray loam cake of fastening bolt structure and splice tray main body, press solidly sleeve pipe and press solidly simultaneously and hold fine dish closing fastening splice tray loam cake, also restriction sealing fastening bolt structure excessive tightness.
Splice tray loam cake inboard is provided with stiffening rib by central part to scattering all around, when closing the splice tray loam cake, strengthens the dynamics of splice tray loam cake.
It is box-like that splice tray loam cake global shape is archivolt, the central part protuberance, central part at protuberance is provided with the fastening screw keyhole, sealing fastening bolt structure is when closing the splice tray loam cake, fastening sealing fastening bolt dynamics that structure is exerted pressure is concentrated, and the bead transmission dynamics of exerting pressure around the splice tray loam cake is consistent.Splice tray loam cake inboard is the intensity of strengthening the splice tray loam cake by central part to the stiffening rib of scattering all around, sealing fastening bolt structure is when closing the splice tray loam cake, the bead transmission dynamics of exerting pressure around the continuous box cover of fastening sealing fastening bolt dynamics that structure is exerted pressure butt joint keeps uniformity, the dynamics that causes sealing fastening bolt structure when closing the splice tray loam cake, to apply can be even, consistent be delivered on the hollow sealing bar in the seal groove, the hollow sealing bar seals up the suitable for reading of seal groove fully in seal groove.Sealing gasket on the fastening screw keyhole of the splice tray loam cake outside seals up the fastening screw keyhole with the gap between the sealing fastening bolt structure, guarantees the sealing of fastening screw keyhole place.Be provided with on the fastening screw keyhole of splice tray loam cake inboard and press solidly sleeve pipe, press solidly sleeve pipe and not only guide sealing fastening bolt structure can realize fastening splice tray loam cake smoothly, press solidly simultaneously and hold fine dish and be maintained fixed and make the smooth and easy operation of optical fiber holding fine dish reference column.
Splice tray loam cake outer is provided with gland bag mouth, 2 sealing ribs and afterburning prominent rib be arranged in parallel in the gland bag mouth, 2 sealing ribs are corresponding with the seal groove of splice tray main body, the external diameter of 2 sealing ribs and the internal diameter of seal groove match, afterburning prominent rib is set between 2 sealing ribs, the length of afterburning prominent rib exceeds the top ends of 2 sealing ribs, constitute stopper slot between the sealing ribs in the outside and the gland bag mouth, stopper slot is corresponding with the outer bead of the seal groove of splice tray main body, the splice tray loam cake is closed on the splice tray main body, insert in the stopper slot outer of the seal groove of splice tray main body, 2 sealing ribs insert in the seal groove of splice tray main body, hollow sealing bar in the top ends compressing seal groove of afterburning prominent rib, it is air tight to make it the place's of being right after sealing.
Sealing is one of key link of optical cable connecting box, and the parts in the space that sealing splice tray main body and splice tray loam cake constitute are finished by gland bag mouth, sealing ribs, afterburning prominent rib, stopper slot, seal groove and hollow sealing bar.When the fastening pressurization of sealing fastening bolt structure, the splice tray loam cake is closed to the splice tray main body, sealing ribs around the splice tray loam cake and afterburning prominent rib are oppressed in seal groove, the length of afterburning prominent rib exceeds 2 sealing ribs, that is to say that the top of afterburning prominent rib exceeds the top of 2 sealing ribs, the top of afterburning prominent rib is urged to the hollow sealing bar prior to sealing ribs, make hollow sealing bar pressurized, air in the hollow sealing bar of pressurized produces pressure and the extruding that rebounds, close the gap between seal groove and 2 sealing ribs, the hollow sealing bar is in seal groove all the time pressure status.Open the splice tray loam cake when turning on sealing fastening bolt structure, sealing ribs around the splice tray loam cake and afterburning prominent rib are to the upper edge hole displacement of seal groove, elimination is exerted pressure to the hollow sealing strip, and the hollow sealing bar restores to the original state in seal groove, and the hollow sealing bar still can be reused.
Splice tray main body and splice tray loam cake adopt makrolon material to make, injection mo(u)lding, splice tray main body and splice tray loam cake global shape are box-like, the outer ring of the upper edge hole of splice tray main body is made seal groove around upper edge hole, the global sections of seal groove is shaped as U-shaped, and the cross sectional shape of the bottom of seal groove is an arc.
Adopt the mode of injection mo(u)lding to make splice tray main body and splice tray loam cake, be made into box-like, the employing makrolon material is made, and adopting makrolon material is in order to improve impact resistance, resistance to aging, leakproofness and the water proofing property of splice tray main body and splice tray loam cake.
At the seal groove of the outside of splice tray main body upper edge hole making around upper edge hole, seal groove global sections shape is made into spill, the bottom section of seal groove is shaped as arc, the cross sectional shape that is to say seal groove is a U-shaped, be convenient to the hollow sealing bar is placed in the seal groove, cover the splice tray loam cake and play sealing function.
Splice tray main body inner bottom part is made at least 8 total support bracket pilums of column, makes screw hole on total support bracket pilum.
The bottom of splice tray main body makes total support bracket pilum, and at least 8, the quantity and the position of total support bracket pilum and the quantity and the position of the support bracket fastener hole on total support bracket that continues are consistent.Top ends at total support bracket pilum is made screw hole, by screw total support bracket that continues is fixed on total support bracket pilum, makes total support bracket that continues be fixed on the bottom of splice tray main body.
Splice tray main body inner bottom part is made at least 2 and is held fine dish reference column, and the distance of holding between the fine dish reference column matches with the fine dish of the appearance of holding fine dish pilot hole.
Make in the bottom of splice tray main body and to hold fine dish reference column, at least 2, hold the quantity of fine dish reference column and position and be consistent with fine quantity and the position of coiling pilot hole of appearance on the fine dish of appearance, hold fine dish can fixed placement at total support bracket that continues.
Splice tray main body inner bottom part central part is buried the bolt of sealing fastening bolt structure or the nut of sealing fastening bolt structure in advance underground, and sealing fastening bolt structure adopts stainless steel material to make.
Sealing fastening bolt structure adopts stainless steel material to make, and sealing fastening bolt structure is to close one of critical piece with airtight optical cable connecting box.Sealing fastening bolt structure can be at the bolt of the pre-buried sealing fastening bolt structure in box bottom, the bolt of sealing fastening bolt structure runs through the fastening screw keyhole of splice tray loam cake from the bottom of splice tray main body, the outside at the splice tray loam cake is fastening with the nut of sealing fastening bolt structure, reach and close the splice tray loam cake, the sealing optical cable connecting box; Sealing fastening bolt structure also can be at the nut of the pre-buried sealing fastening bolt structure in box bottom, the bolt of sealing fastening bolt structure penetrates from the fastening screw keyhole in the outside of splice tray loam cake, until the nut that is embedded in the splice tray bottom part body, at the outside of splice tray loam cake fastening bolt, reach and close the splice tray loam cake, the sealing optical cable connecting box.Two kinds of fastening means all can be used separately, and two kinds of fastening means each have advantage separately, select to make according to designing requirement and service condition.
Preformed hole is preset in the both sides of splice tray main body, and preformed hole is a blind hole, and each side is provided with 2 preformed holes at least.
Splice tray main body both sides are established in advance and are stayed preformed hole, and each side is reserved 2 at least, and preformed hole is a blind hole, keep sealing when not using preformed hole in the splice tray main body.When needs use preformed hole, open preformed hole, the configuration additional accessory can increase the purposes of optical cable connecting box on preformed hole, adapting to various varying environment conditions uses, can be used for built on stilts, the pipeline laying of outdoor optical cable, buried laying is connected with the straight-through or difference that people's well lays, and optical cable connecting box one box is used more.
On the box wall of one end of splice tray main body the optical cable entrance hole is set, the optical cable wire hole is set on the box wall of the other end of splice tray main body and 2 covered wire cable line outlets are set at least, on optical cable entrance hole and the optical cable wire hole seal closure is set, seal closure adopts the tartan cast molding, the line outlet shutoff is set on the covered wire cable line outlet, and the tartan cast molding is adopted in the line outlet shutoff.
At optical cable entrance hole and optical cable wire hole seal closure is set, seal closure adopts tartan to make, the optical cable at two ends enters the splice tray main body by optical cable entrance hole and optical cable wire hole, continue, behind the cable connection, with restraining seal closure is tightened sealing, keep airtight in the splice tray main body.
The line outlet shutoff is set on the covered wire cable wire hole, and the line outlet shutoff adopts tartan to make, and when not having covered wire cable to draw, the line outlet shutoff closes the covered wire cable wire hole; When backbone optical cable needs the distribution optical fibers link tester to cross the covered wire cable wire hole to draw covered wire cable, covered wire cable is drawn from the covered wire cable line outlet, covered wire cable passes the line outlet shutoff, the line outlet shutoff still closes the covered wire cable line outlet, it is interior airtight not only to maintain the splice tray main body, also realizes connection, distribution and the adjusting of backbone optical cable.
Hollow sealing strip adoption silica gel material is made, and global shape is an annular, hollow sealing bar inner hollow, airtight, and whole the embedding in the seal groove, the external diameter and the seal groove of hollow sealing bar match.
The hollow sealing strip adoption silica gel material of placing in seal groove is made, and the hollow sealing bar embeds in seal groove, and the hollow sealing of hollow sealing bar own utilizes the pressure bounce-back of the air of hollow bulb in the body, makes seal groove airtight.
Total support bracket that continues adopts metal material to make, plating zinc on surface is handled, continue the support bracket fastener hole be set on total support bracket, hold fine dish pilot hole and fastening screw keyhole, the support bracket fastener hole is corresponding with total support bracket pilum of splice tray bottom part body, it is corresponding with the fine dish of the appearance reference column of splice tray bottom part body to hold fine dish pilot hole, and the fastening screw keyhole is corresponding with the sealing fastening bolt structure of splice tray bottom part body.
Pass the support bracket fastener hole with screw total support bracket that continues is fixed on total support bracket pilum of splice tray main body, hold the fine dish of the appearance pilot hole that fine dish reference column passes total support bracket that continues.
Total support bracket that continues adopts metal material to make, and through surface treatment, fixed placement is in the bottom of splice tray main body.The quantity of support bracket fastener hole, appearance fine dish pilot hole and fastening screw keyhole and position are consistent with total support bracket pilum, fine quantity and the position of coiling reference column and sealing fastening bolt structure of appearance respectively.
A continue end of total support bracket is provided with the fixing card of cable jacket, threading platform and strengthening core locking wire post, cable jacket is fixed card, the threading platform is corresponding with the optical cable entrance hole with strengthening core locking wire post, the lead-in wire groove is set on the threading platform, and the lead-in wire groove is corresponding with strengthening core locking wire post.
Continue the other end of total support bracket is provided with the fixing card of 3 cable jackets, threading platform and strengthening core locking wire post at least, cable sheathing is fixed card, the threading platform is corresponding with optical cable wire hole and covered wire cable line outlet with strengthening core locking wire post, the lead-in wire groove is set on the threading platform, and the lead-in wire groove is corresponding with strengthening core locking wire post.
Continue the fixing card of cable jacket, threading platform and strengthening core locking wire post are set on total support bracket, the fixing card of cable jacket, threading platform and strengthening core locking wire post are set respectively separately at optical cable entrance hole, optical cable wire hole and covered wire cable line outlet place, fixing card, threading platform and strengthening core locking wire post are arranged on the same axis, and fixing card, threading platform and the quantity of strengthening core locking wire post and the quantity and the position of position and optical cable entrance hole, optical cable wire hole and covered wire cable line outlet are consistent.
Hold fine dish and adopt the poly-third vinyl material injection mo(u)lding, global shape is hypocrateriform, on the fine dish of appearance the appearance fibre being set coils pilot hole, holds together fine hook jack, fastening screw keyhole, fibre-optical splice support bracket, anti-spilled baffle plate and hold together fine hook, the both sides that hold fine dish are provided with anti-spilled baffle plate, the two ends that hold fine dish are provided with and hold fine dish pilot hole, it is corresponding with the fine dish of appearance reference column to hold fine dish pilot hole, hold portion of fine disk center the fastening screw keyhole is set, the fastening screw keyhole is corresponding with the sealing fastening bolt structure of splice tray bottom part body.
Hold fibre and check and regulate shape and be hypocrateriform and adopt poly-third vinyl material to make, hold the fine dish of the appearance pilot hole on the fine dish, the quantity and the position of fastening screw keyhole is consistent with the quantity and the position that hold fine dish reference column and sealing fastening bolt structure respectively separately.Each holds together to be provided with 1 on the fine hook jack and to hold together fine hook.
The symmetrical fibre-optical splice support bracket that fixedly installs in two ends that holds the fastening screw keyhole of fine dish, fibre-optical splice support bracket adopt polyurethane material to make, and both sides are oppositely arranged the fibre-optical splice caulking groove on the fibre-optical splice support bracket, and 12 fibre-optical splice caulking grooves are set at least.
Hold on the fine dish fibre-optical splice support bracket is set, the fibre-optical splice support bracket adopts polyurethane material to make, at least be oppositely arranged 12 fibre-optical splice caulking grooves on the fibre-optical splice support bracket, optical fiber docks on the fibre-optical splice support bracket, in optical fiber after the butt joint embeds in the fibre-optical splice caulking groove relatively, make the optical fiber after the butt joint keep the butt joint optimum condition, can not allow optical fiber give a discount, draw and turn round, otherwise cause disconnected core of optical fiber or high loss point easily.
Hold fine dish and upward hold together fine hook jack to two sidescattering settings by the middle part, at least be provided with 18 and hold together fine hook jack, hold together to insert fine hook on the fine hook jack, holding together fine hook adopts poly-third vinyl material to make, hold together fine hook integral body and be the L type, to hold together the fine inserted link of holding together of fine hook and insert holding together in the fine hook jack of the fine dish of appearance, and hold together fibre and press fine hook to push down optical fiber.
Hold together the cross sectional shape that holds together fine inserted link of fine hook and make circle or hexagon or octagon, hold together the up big and down small tip shape that is of fine inserted link, hold together the fine cross sectional shape of fine hook of pressing of holding together of fine hook and make circle.
Be arranged to few 18 to two sidescatterings on the fine dish and hold together fine hook jack holding, hold together on the fine hook jack L type to be set and to hold together fine hook, hold together the up big and down small tip shape that is of the fine inserted link of holding together of fine hook, be convenient to the fine inserted link of holding together of fine hook and insert that to hold holding together behind the fine hook jack of fine dish fixing at each.The cross sectional shape that holds together fine inserted link is circle or hexagon or octagon, and the cross sectional shape that holds together fine inserted link keeps firmly, do not rotate after making fine inserted link to insert fine hook jack; Holding together holding together of fine hook, fine to press the cross sectional shape of fine hook be that circle is convenient to the press polish fibre, not only do not damage optical fiber, and can be smooth and easy, level and smooth fix optical fiber.The fibre core of optical fiber is to be made by the fragility quartz glass fibre, so, can not allow optical cable give a discount, draw and turn round, otherwise cause disconnected core or high loss point easily.
Hold fine dish and place on total support bracket that continues, hold fine dish reference column and pass the fine dish of the appearance pilot hole that holds fine dish two ends, the fastening screw keyhole that holds fine dish is corresponding with the fastening screw keyhole on total support bracket that continues, and places 1 on total support bracket that continues at least and holds fine dish.
Hold being provided with on fine the coiling and hold fibre dish pilot hole, the quantity and the position that hold fibre dish pilot hole and fastening screw keyhole are consistent with the quantity and the position of the fine dish of appearance reference column with sealing fastening bolt structure respectively separately, and the fine dish of appearance is placed on total support bracket that continues.
It is box-like that splice tray loam cake global shape is fornix shape, the middle part protuberance, the central part of splice tray loam cake protuberance is provided with the fastening screw keyhole, it is corresponding that fastening screw keyhole and splice tray bottom part body are provided with sealing fastening bolt structure, on the fastening screw keyhole of the splice tray loam cake outside sealing gasket is set, be provided with on the fastening screw keyhole of splice tray loam cake inboard and press solidly sleeve pipe, sealing gasket, the fastening screw keyhole is with to press solidly sleeve pipe corresponding and connect, fastening screw keyhole and press solidly closing of the sleeve pipe guiding sealing fastening splice tray loam cake of fastening bolt structure and splice tray main body, splice tray loam cake inboard is provided with stiffening rib by central part to scattering all around.
The splice tray loam cake adopts makrolon material to make, it is box-like that splice tray loam cake global shape is archivolt, the central part protuberance, central part at protuberance is provided with the fastening screw keyhole, splice tray loam cake inboard is the intensity of strengthening the splice tray loam cake by central part to the stiffening rib of scattering all around, sealing fastening bolt structure is when closing the splice tray loam cake, the bead transmission dynamics of exerting pressure around the continuous box cover of fastening sealing fastening bolt dynamics that structure is exerted pressure butt joint keeps uniformity, the dynamics that causes sealing fastening bolt structure to apply when closing the splice tray loam cake can be even, on the consistent hollow sealing bar that is delivered in the seal groove, the hollow sealing bar seals up the suitable for reading of seal groove fully in seal groove.
Sealing gasket on the fastening screw keyhole of the splice tray loam cake outside seals up the gap between fastening screw keyhole and the sealing fastening bolt structure, guarantees the sealing of fastening screw keyhole place.Be provided with on the fastening screw keyhole of splice tray loam cake inboard and press solidly sleeve pipe, press solidly sleeve pipe and not only guide sealing fastening bolt structure can realize fastening splice tray loam cake smoothly, press solidly simultaneously and hold fine dish and be maintained fixed and make the smooth and easy operation of optical fiber holding fine dish reference column.
Splice tray loam cake outer is provided with gland bag mouth, 2 sealing ribs and afterburning prominent rib be arranged in parallel in the gland bag mouth, 2 sealing ribs are corresponding with the seal groove of splice tray main body, the external diameter of 2 sealing ribs and the internal diameter of seal groove match, afterburning prominent rib is set between 2 sealing ribs, the length of afterburning prominent rib exceeds the top ends of 2 sealing ribs, and the upper edge hole of splice tray loam cake and splice tray main body upper edge hole match.
The outermost of splice tray loam cake outer is made gland bag mouth, in gland bag mouth, make 2 sealing ribs and afterburning prominent rib, afterburning prominent rib is between 2 sealing ribs, and the external diameter of 2 sealing ribs and the internal diameter of seal groove match, the top ends that the top ends of afterburning prominent rib must be longer than 2 sealing ribs.When the fastening pressurization of sealing fastening bolt structure, the splice tray loam cake is closed to the splice tray main body, sealing fastening bolt structure is in the protrusion of the splice tray loam cake that arched roof rises, sealing fastening bolt structure is from the splice tray loam cake pressurization of arched roof, fastening sealing fastening bolt dynamics that structure is exerted pressure is concentrated, sealing ribs around the splice tray loam cake and afterburning prominent rib are oppressed in seal groove, the bead transmission dynamics of exerting pressure around the splice tray loam cake is consistent, the length of afterburning prominent rib exceeds 2 sealing ribs, that is to say that the top of afterburning prominent rib exceeds the top of 2 sealing ribs, the top of afterburning prominent rib is urged to the hollow sealing bar prior to sealing ribs, make hollow sealing bar pressurized, air in the hollow sealing bar of pressurized produces pressure and the extruding that rebounds, close the gap between seal groove and 2 sealing ribs, the hollow sealing bar is in seal groove all the time pressure status.Open the splice tray loam cake when turning on sealing fastening bolt structure, sealing ribs around the splice tray loam cake and afterburning prominent rib are to the upper edge hole displacement of seal groove, elimination is exerted pressure to the hollow sealing strip, and the hollow sealing bar restores to the original state in seal groove, and the hollow sealing bar still can be reused.
Turn on the sealing fastening bolt structure that covers on the splice tray, open the splice tray loam cake from the splice tray main body, seal closure on splice tray main body both ends optical cable entrance hole and the optical cable wire hole is cut off, the optical cable that need continue two ends penetrates seal closure and enters in the splice tray main body separately, inserts the length that needs of optical cable by designing requirement.
When needs continue two optical cables, unclamp the sealing fastening bolt structure of splice tray loam cake earlier, open the splice tray loam cake, cut off seal closure, needs are continued two optical cables separately respectively in optical cable entrance hole and optical cable wire hole insertion splice tray main body, secundum legem requires, needed length is inserted in designing requirement, guarantees that giving a discount, drawing and turn round does not appear in the optical cable that continues, otherwise can cause disconnected core or high loss point.
Entering the end that needs the optical cable that continues in the splice tray main body is fixed in the fixing card of cable jacket on total support bracket that continues separately, push the sheath of optical cable aside, pull out the reinforced-core of optical cable, the lead-in wire groove of the end of the reinforced-core of optical cable along the threading platform penetrated in the locking hole of strengthening core locking wire post, the reinforced-core of optical cable is lived in the locking of strengthening core locking wire post, by the fixing optical cable of the fixing card of cable jacket and strengthening core locking wire post, the optical cable that enters the splice tray main body can not withdraw from the splice tray main body, tightens the seal closure at splice tray main body two ends with restraining.
With the fixing card of cable jacket two optical cables that insert in the splice tray main body from optical cable entrance hole and optical cable wire hole are respectively fixed, remove the sheath of optical cable, expose reinforced-core, the end of arresting reinforced-core penetrates in the locking hole of strengthening core locking wire post along the lead-in wire groove on the threading platform, and reinforced-core is lived in the locking of strengthening core locking wire post.Adopt fixing card of cable jacket and strengthening core locking wire post to lock, guarantee optical fiber continuing in the splice tray main body, prevent discounting, draw and turn round, otherwise can cause disconnected core or high loss point, cause the optical cable operation troubles into the optical cable of splice tray main body.The optical cable entrance hole of splice tray main body and the seal closure on the optical cable wire hole adopt restraining to tie up, and keep airtight in the splice tray main body.
Open the line outlet shutoff, covered wire cable passes the line outlet shutoff from the covered wire cable line outlet and enters in the splice tray main body, insert the amount that needs by the designing requirement covered wire cable, entering the end that needs the covered wire cable that continues in the splice tray main body is fixed in the fixing card of cable jacket on total support bracket that continues, push the sheath of covered wire cable aside, pull out the reinforced-core of covered wire cable, the lead-in wire groove of the end of the reinforced-core of covered wire cable along the threading platform penetrated in the strengthening core locking wire post, the reinforced-core of covered wire cable is lived in the locking of strengthening core locking wire post, by the fixing covered wire cable of the fixing card of cable jacket and strengthening core locking wire post, the covered wire cable that enters the splice tray main body can not withdraw from the splice tray main body.
Distribute backbone optical cable to realize the connection of fibre circuit, distribute and regulate by the covered wire cable wire hole, cut off the line outlet shutoff on the covered wire cable wire hole, covered wire cable directly inserts in the splice tray main body from the line outlet shutoff of cutting off, secundum legem requires, needed length is inserted in designing requirement, giving a discount, drawing and turn round does not appear in the optical cable that assurance continues, otherwise can cause disconnected core or high loss point.With the fixing card of cable jacket covered wire cable is fixed respectively, remove the sheath of covered wire cable, expose reinforced-core, the end of arresting reinforced-core penetrates in the locking hole of strengthening core locking wire post along the lead-in wire groove on the threading platform, and reinforced-core is lived in the locking of strengthening core locking wire post.Adopt fixing card of cable jacket and strengthening core locking wire post to lock, guarantee optical fiber continuing in the splice tray main body, prevent discounting, draw and turn round, otherwise can cause disconnected core or high loss point, cause the optical cable operation troubles into the covered wire cable of splice tray main body.The line outlet shutoff can wrap covered wire cable, seals up the covered wire cable wire hole, keeps airtight in the splice tray main body.
The joint of the optical fiber that needs are continued embeds in the fibre-optical splice caulking groove on the fibre-optical splice support bracket that holds fine dish relatively, adopts the mode of welding or cold joint to connect the joint of the optical fiber that need continue.
The joint of jointed fiber is one of committed step of cable connection, fix optical cable and covered wire cable after, will carry out continuing of optical fiber.At first the optical fiber that needs are continued embeds in the fibre-optical splice caulking groove that holds on the fine fibre-optical splice support bracket that coils relatively, optical fiber docks on the fibre-optical splice support bracket, adopt the mode of welding or cold joint to connect the optical fiber that need continue, fibre-optical splice after continuing is embedded in the fibre-optical splice caulking groove relatively, make fibre-optical splice keep the butt joint optimum condition, can not allow optical fiber give a discount, draw and turn round, otherwise cause disconnected core of optical fiber or high loss point easily.
Behind a pair of optical fiber that continued on a pair of fibre-optical splice caulking groove on the fibre-optical splice support bracket, continue at another a pair of optical fiber down that continues on to the fibre-optical splice caulking groove, so repeatable operation is filled the optical fiber that need continue until holding fine dish.
Remaining optical fiber is made in order holding on the fine dish, put together in the anti-spilled baffle plate that holds fine dish, hold together the fine inserted link of holding together of fine hook and insert and hold the holding together in the fine jack of fine dish, hold together finely to press fine hook that remaining optical fiber is fixed on to hold that fine dish is gone up and maintenance optical fiber is smooth and easy.
On the fine dish of appearance, hold together fine hook jack to two sidescattering settings, each holds together on the fine hook jack L type to be set and to hold together fine hook, be placed on the fine dish of appearance with the remaining optical fiber shaft collar that holds together the optical fiber after fine hook will dock, make optical fiber keep smooth and easy, can not allow optical fiber give a discount, draw and turn round, otherwise cause disconnected core or high loss point easily.
When hold the optical fiber that continued on the fine dish at first, the optical fiber that need continue in addition then holds when carrying out the continuing of optical fiber on the fine dish at second, and second is held fine dish and be placed on first and hold above the fine dish, repeatable operation like this is until the optical fiber that has continued and need continue on the fine dish of all appearances.
Behind the EO of jointed fiber, the splice tray loam cake is closed up on the splice tray main body, the gland bag mouth of splice tray loam cake outer encases the outer of the seal groove of splice tray main body, insert in the stopper slot outer of the seal groove of splice tray main body, 2 sealing ribs of splice tray loam cake insert in the seal groove of splice tray main body, and the top ends of afterburning prominent rib is aimed at the hollow sealing bar in the seal groove.
After the operation of complete connection optical fiber, will close the splice tray loam cake, at first the splice tray loam cake is closed up on the splice tray main body, it is box-like that splice tray loam cake global shape is archivolt, the central part protuberance is provided with the fastening screw keyhole at the central part that swells, and sealing fastening bolt structure is when closing the splice tray loam cake, fastening sealing fastening bolt dynamics that structure is exerted pressure is concentrated, and the bead transmission dynamics of exerting pressure around the splice tray loam cake is consistent.The dynamics that causes sealing fastening bolt structure when closing the splice tray loam cake, to apply can be even, consistent be delivered on the hollow sealing bar in the seal groove, the hollow sealing bar seals up the suitable for reading of seal groove fully in seal groove.The gland bag mouth of the outer of splice tray loam cake encases the seal groove of splice tray main body, and gland bag mouth closes the outer of seal groove.The outer of the seal groove of splice tray main body must be inserted in the stopper slot of splice tray loam cake, and the outer of seal groove is inserted in the stopper slot and played the effect that seals up the seal groove outer.2 sealing ribs of splice tray loam cake must insert in the seal groove of splice tray main body, and 2 sealing ribs insert the prominent rib of the reinforcing that guarantees in the seal groove between 2 sealing ribs and finish the effect of implementing pressurization.2 sealing ribs enter in the seal groove, and the top ends of afterburning prominent rib is just aimed at the hollow sealing bar in the seal groove, can implement pressurization.
Sealing fastening bolt structure is passed sealing gasket, fastening screw keyhole and is pressed solidly sleeve pipe, tighten sealing fastening bolt structure, sealing gasket, fastening screw keyhole and press solidly closing of sleeve pipe guiding sealing fastening splice tray loam cake of fastening bolt structure and splice tray main body, press solidly sleeve pipe and press solidly simultaneously and hold fine dish closing fastening splice tray loam cake, be stabilized on total support bracket that continues holding fine coiling.
The splice tray loam cake covers on the splice tray main body, just uses sealing fastening bolt structure fastening locking splice tray main body and splice tray loam cake.
Sealing fastening bolt structure is the mode that adopts at the bolt of the pre-buried sealing fastening bolt structure in box bottom, when closing the splice tray loam cake, the bolt that is embedded in the splice tray bottom part body passes the fastening screw keyhole of total support bracket that continues, the fastening screw keyhole that the appearance fibre coils, fastening screw keyhole and the sealing gasket that presses solidly sleeve pipe, splice tray loam cake, expose at the splice tray loam cake upper end of bolt, closed the splice tray loam cake, recognize in the upper end of bolt with nut and to buckle, the rotation nut is fastening.
Sealing fastening bolt structure is the mode that adopts at the nut of the pre-buried sealing fastening bolt structure in box bottom, closed the splice tray loam cake, penetrate with the fastening screw keyhole of bolt from the splice tray loam cake, the end of bolt pass sealing gasket, splice tray loam cake the fastening screw keyhole, press solidly sleeve pipe, the pre-buried nut in bottom that the fastening screw keyhole that holds the fastening screw keyhole of fine dish and total support bracket that continues arrives the splice tray main body, recognize on nut with the upper end of bolt and to buckle, swivel bolt is fastening.
The sleeve pipe that presses solidly that covers on the splice tray when cutting out the splice tray loam cake presses solidly the fine dish of appearance, forces fine the coiling of appearance to be stabilized on total support bracket that continues.
When tightening sealing fastening bolt structure, the splice tray loam cake and the stiffening rib of middle part protuberance are exerted pressure around the splice tray loam cake, 2 sealing ribs of splice tray loam cake insert in the seal groove of splice tray main body, hollow sealing bar in the top ends compressing seal groove of afterburning prominent rib, air in the hollow sealing bar is subjected to compressing then to seal groove bounce-back extruding suitable for reading, the hollow sealing bar is in the seal groove internal strain, the hollow sealing bar closes the space between suitable for reading and 2 sealing ribs of seal groove, hollow sealing bar close encapsulation groove, isolated with outside is communicated with, the hollow sealing bar closes the space of splice tray main body and splice tray loam cake formation, the hollow sealing bar is in seal groove all the time pressure status, and the inner space of splice tray main body and splice tray loam cake is airtight.
Sealing is one of key link of optical cable connecting box, and the parts in the space that sealing splice tray main body and splice tray loam cake constitute are finished by gland bag mouth, sealing ribs, afterburning prominent rib, stopper slot, seal groove and hollow sealing bar.The splice tray loam cake inboard of middle part protuberance is the intensity of strengthening the splice tray loam cake by central part to the stiffening rib of scattering all around, when fastening sealing fastening bolt structure sealing splice tray loam cake, fastening sealing fastening bolt structure is exerted pressure dynamics central elevation portion to the dynamics maintenance uniformity of exerting pressure of the bead transmission around the splice tray loam cake.When the fastening pressurization of sealing fastening bolt structure rotation, the splice tray loam cake is closed to the splice tray main body, sealing ribs around the splice tray loam cake and afterburning prominent rib are oppressed in seal groove, the length of afterburning prominent rib exceeds 2 sealing ribs, that is to say that the top of afterburning prominent rib exceeds the top of 2 sealing ribs, the top of afterburning prominent rib is urged to the hollow sealing bar prior to sealing ribs, make hollow sealing bar pressurized, air in the hollow sealing bar of pressurized produces pressure and the extruding that rebounds, close the gap between seal groove and 2 sealing ribs, the hollow sealing bar is in seal groove all the time pressure status.Open the splice tray loam cake when rotatably unscrewing sealing fastening bolt structure, sealing ribs around the splice tray loam cake and afterburning prominent rib are to the upper edge hole displacement of seal groove, elimination is exerted pressure to the hollow sealing strip, and the hollow sealing bar restores to the original state in seal groove, and the hollow sealing bar still can be reused.
The present invention is optical cable connecting box and method for making and using method.The mentality of designing uniqueness, box body is simplified, and is rational in infrastructure, design proposal is scientific strong, reduces cost, and sealing effectiveness is splendid, constructing operation is simple, save the labour, improve effect, it is more firm to use fibre to fasten optical fiber, the shock resistance height, the water-proof sealing height can be assembled at the scene voluntarily, on the splice tray wall preformed hole is set, can under multiple varying environment, use, can be used as pipeline, direct buried, built on stilts, set up the optical cable connecting box of wall, applied widely, alternative junction box, termination box, small-sizedly join fine case and use, reach the effect that a box is used more, function increases, and the cost performance height can satisfy the current needs that Fiber to the home.The dynamics that applies when closing the splice tray loam cake can be even, consistent, whole optical cable connecting box good sealing effect.Utilized the principle that produces reacting force behind the air pressurized, close the splice tray loam cake after, the hollow sealing bar is in seal groove all the time pressure status, the sealing property height.Open the splice tray loam cake and eliminate the exerting pressure of hollow sealing strip, the hollow sealing bar restores to the original state in seal groove, and the hollow sealing bar still can be reused.When needs use preformed hole, open preformed hole, the configuration additional accessory can increase the purposes of optical cable connecting box on preformed hole, adapting to various varying environment conditions uses, can be used for built on stilts, the pipeline laying of outdoor optical cable, buried laying is connected with the straight-through or difference that people's well lays, and optical cable connecting box one box is used more.
Description of drawings
Below in conjunction with drawings and Examples to the detailed description of the invention.
The synoptic diagram of Fig. 1 optical cable connecting box
The synoptic diagram of the splice tray main body of Fig. 2 optical cable connecting box
The cross-sectional schematic of Fig. 3 optical cable connecting box
The cross-sectional schematic of Fig. 4 optical cable connecting box
The partial schematic sectional view of the seal groove of Fig. 5 optical cable connecting box
The partial schematic sectional view of the seal groove of Fig. 6 optical cable connecting box
The synoptic diagram of the main support bracket that continues of Fig. 7 optical cable connecting box
The schematic internal view of the splice tray loam cake of Fig. 8 optical cable connecting box
The synoptic diagram of the fine dish of the appearance of Fig. 9 optical cable connecting box
The front view that holds together fine hook (A) of Figure 10 optical cable connecting box, vertical view (B) and hold together fine inserted link cross sectional shape cross-sectional schematic (C)
1 splice tray main body, 2 splice tray loam cakes, 3 total support brackets that continue, 4 total support bracket pilums, 5 seal grooves, 6 stopper slots, 7 hollow sealing bars, 8 gland bag mouths, 9 sealing ribs, 10 afterburning prominent ribs, 11 sealing fastening bolt structures, 12 optical cable entrance holes, 13 seal closures, 14 covered wire cable line outlets, 15 preformed holes, 16 optical cable wire holes, 17 hold fine dish, 18 threading platforms, 19 lead-in wire grooves, 20 strengthening core locking wire posts, the fixing card of 21 cable jackets, 22 fibre-optical splice support brackets, 23 fibre-optical splice caulking grooves, 24 hold together fine hook, 25 hold fine dish pilot hole, and 26 hold fine dish reference column, 27 stiffening rib, 28 line outlet shutoff, 29 press solidly sleeve pipe, and 30 hold together fine inserted link, 31 hold together the fine fine hook of pressing, and 32 hold together fine jack, 33 support bracket fastener holes, 34 fastening screw keyholes, 35 anti-spilled baffle plates, 36 sealing gaskets
Embodiment
Embodiment 1
Form by splice tray main body (1), the total support bracket (3) that continues, the fine dish of appearance (17) and splice tray loam cake (2), splice tray main body (1) global shape is box-like, hold in the box of splice tray main body (1) and continue total support bracket (3) and hold fine dish (17), seal groove (5), total support bracket pilum (4) are set on the splice tray main body (1), hold fine dish reference column (26), sealing fastening bolt structure (11), optical cable entrance hole (12), optical cable wire hole (16), covered wire cable wire hole (14) and preformed hole (15).
The arranged outside seal groove (5) of the upper edge hole of splice tray main body (1), seal groove (5) is around the outside of upper edge hole, the global sections of seal groove (5) is shaped as U-shaped, the cross sectional shape of the bottom of seal groove (5) is an arc, place annular hollow sealing strip (7) in the seal groove (5), the internal diameter of the external diameter of hollow sealing bar (7) and seal groove (5) matches.
Hollow sealing bar (7) global shape is an annular, hollow sealing bar (7) inner hollow, airtight, and whole the embedding in the seal groove (5), the internal diameter of the external diameter of hollow sealing bar (7) and seal groove (5) matches.
Both ends and middle part at splice tray main body (1) inner bottom part are symmetrical arranged total support bracket pilum (4), and at least 8 total support bracket pilums (4) are provided with screw hole on total support bracket pilum (4).
The central part of splice tray main body (1) inner bottom part is provided with sealing fastening bolt structure (11), and the bolt of sealing fastening bolt structure (11) or the nut of sealing fastening bolt structure (11) are set in splice tray main body (1) bottom.
The symmetria bilateralis of promptly sealing fastening bolt structure (11) in the bottom of splice tray main body (1) is provided with holds fine dish reference column (26), hold the appearance fine dish pilot hole (25) of the fine dish reference column (26) and the total support bracket (3) that continues and hold the fine appearance fine dish pilot hole (25) that coils (17) and match, appearance fine dish reference column (26) runs through the appearance fine dish pilot hole (25) of the total support bracket (3) that continues and the fine dish of the appearance pilot hole (25) of the fine dish of appearance (17), and continue total support bracket (3) and the fine dish of appearance (17) steadily are fastened in the splice tray main body (1).
Optical cable entrance hole (12) is set on the box wall of one end of splice tray main body (1), seal closure (13) is set on the optical cable entrance hole (12), optical cable passes seal closure (13) and enters in the splice tray main body (1) by optical cable entrance hole (12).
Optical cable wire hole (16) is set on the box wall of the other end of splice tray main body (1) and 2 covered wire cable line outlets (14) are set at least, seal closure (13) is set on the optical cable wire hole (16), optical cable wire hole (16) continues and draws optical cable or covered wire cable, covered wire cable line outlet (14) continues and draws covered wire cable, line outlet shutoff (28) is set on the covered wire cable line outlet (14), draws covered wire cable and pass from line outlet shutoff (28).
The both sides of splice tray main body (1) are provided with preformed hole (15), each side is provided with 2 preformed holes (15) at least, and preformed hole (15) is a blind hole, sets up and opens preformed hole (15) when putting auxiliary accessories, the realization multi-usage is implemented, as Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Figure 6.
Embodiment 2
The box inner bottom part of splice tray main body (1) is placed the total support bracket (3) that continues, total support bracket (3) profile that continues and splice tray main body (1) match, the continue both ends and the middle part of total support bracket (3) is provided with support bracket fastener hole (33), support bracket fastener hole (33) is corresponding with total support bracket pilum (4) of splice tray main body (1) bottom, by screw the total support bracket (3) that continues is fastened on total support bracket pilum (4), the central part of total support bracket (3) of continuing is provided with fastening screw keyhole (34), and fastening screw keyhole (34) is corresponding with the sealing fastening bolt structure (11) of splice tray main body (1) bottom.
The continue middle part of total support bracket (3) is provided with the corresponding both sides of fastening screw keyhole (34) and holds fine dish pilot hole (25), holds fine dish pilot hole (25) and holds that fine to coil reference column (26) corresponding.
A continue end of total support bracket (3) is provided with the fixing card of cable jacket (21), threading platform (18) and strengthening core locking wire post (20), the fixing card of 1 cable jacket (21) is set at least respectively, threading platform (18) and strengthening core locking wire post (20), the fixing card of cable jacket (21), threading platform (18) and strengthening core locking wire post (20) are arranged on the same axis, the end of incoming cables of the fixing card of cable jacket (21) is corresponding with optical cable entrance hole (12), threading platform (18) is corresponding with the leading-out terminal of the fixing card of cable jacket (21), strengthening core locking wire post (20) is corresponding with threading platform (18), lead-in wire groove (19) is set on the threading platform (18), the fixing card of cable jacket (21) is fixed optical cable, and the steel wire reinforcement of lead-in wire groove (19) guiding optical cable is accurate along lead-in wire groove (19), enter the interior locking of lockhole of strengthening core locking wire post (20) smoothly.
Continue the other end of total support bracket (3) is provided with the fixing cards of 3 cable jackets (21) at least respectively, threading platform (18) and strengthening core locking wire post (20), the fixing card of cable jacket (21), threading platform (18) and strengthening core locking wire post (20) are arranged on the same axis, the end of incoming cables of the fixing card of cable jacket (21) is corresponding with optical cable entrance hole (12), threading platform (18) is corresponding with the leading-out terminal of the fixing card of cable jacket (21), strengthening core locking wire post (20) is corresponding with threading platform (18), lead-in wire groove (19) is set on the threading platform (18), the fixing card of cable jacket (21) is fixed covered wire cable, lead-in wire groove (19) guides the steel wire reinforcement of covered wire cable and optical cable accurate along lead-in wire groove (19) respectively, enter the interior locking of locking hole of strengthening core locking wire post (20) smoothly, as Fig. 1, Fig. 3, Fig. 4, shown in Figure 7.
Embodiment 3
Hold fine dish (17) global shape and be hypocrateriform, be arranged on the total support bracket (3) that continues, at least 4 dishes, the both sides that hold fine dish (17) are provided with anti-spilled baffle plate (35), and the optical fiber after anti-spilled baffle plate (35) suppresses to connect spills into and holds outside the fine dish (17), causes fault.
The two ends that hold fine dish (17) are provided with and hold fine dish pilot hole (25), it is corresponding with appearance fine dish reference column (26) to hold fine dish pilot hole (25), hold fine dish (17) central part fastening screw keyhole (34) is set, fastening screw keyhole (34) is corresponding with the sealing fastening bolt structure (11) of splice tray main body (1) bottom.
Between fastening screw keyhole (34) and the appearance fine dish pilot hole (25) fibre-optical splice support bracket (22) is set, at least 2, be oppositely arranged fibre-optical splice caulking groove (23) on the fibre-optical splice support bracket (22), at least 12, optical fiber is gone up butt joint at fibre-optical splice support bracket (22), optical fiber after the butt joint embeds in the fibre-optical splice caulking groove (23) relatively, makes the fibre-optical splice after the butt joint keep the best steady status of butt joint.
The two side direction both sides scatterings of holding fine dish (17) are provided with fine hook jack (32), at least 18, hold together fine hook jack (32) and upward be provided with fine hook (24), it is whole L-shaped to hold together fine hook (24), that holds together fine hook (24) holds together the up big and down small tip shape that is of fine inserted link (30), the cross sectional shape that holds together fine inserted link (30) is circle or hexagon or octagon, hold together the fine cross sectional shape of fine hook (31) of pressing of holding together of fine hook (24) for circular, the fine inserted link (30) that holds together that holds together fine hook (24) inserts in the fine jack (32), and along holding together fine jack (32) rotation arbitrarily, hold together fine hook (24) and optical fiber is fixed on holds fine dish (17) and go up and keep optical fiber smooth and easy, as Fig. 1, Fig. 3, Fig. 4, Fig. 9, shown in Figure 10.
Embodiment 4
It is box-like that splice tray loam cake (2) global shape is archivolt, the central part protuberance, the upper edge hole of splice tray loam cake (2) and splice tray main body (1) upper edge hole match, splice tray loam cake (2) central part is provided with fastening screw keyhole (34), fastening screw keyhole (34) is provided with sealing fastening bolt structure (11) bottom splice tray main body (1) corresponding, on splice tray loam cake (2) outside fastening screw keyhole (34) sealing gasket (36) is set, the inboard fastening screw keyhole (34) of splice tray loam cake (2) is gone up to be provided with and is pressed solidly sleeve pipe (29), sealing gasket (36), fastening screw keyhole (34) and press solidly closing of sleeve pipe (29) guiding sealing fastening bolt structure (11) fastening splice tray loam cakes (2) and splice tray main body (1), press solidly sleeve pipe (29) and press solidly simultaneously and hold fine dish (17) closing fastening splice tray loam cake (2), also restriction sealing fastening bolt structure excessive tightness.
Splice tray loam cake (2) is inboard to be provided with stiffening rib (27) by central part to scattering all around, when closing splice tray loam cake (2), strengthens the dynamics of splice tray loam cake (2).
Splice tray loam cake (2) outer is provided with gland bag mouth (8), 2 sealing ribs (9) and afterburning prominent rib (10) be arranged in parallel in the gland bag mouth (8), 2 sealing ribs (9) are corresponding with the seal groove (5) of splice tray main body (1), the internal diameter of the external diameter of 2 sealing ribs (9) and seal groove (5) matches, afterburning prominent rib (10) is set between 2 sealing ribs (9), the length of afterburning prominent rib (10) exceeds the top ends of 2 sealing ribs (9), constitute stopper slot (6) between the sealing ribs (9) in the outside and the gland bag mouth (8), stopper slot (6) is corresponding with the outer bead of the seal groove (5) of splice tray main body (1), splice tray loam cake (2) is closed on the splice tray main body (1), insert in the stopper slot (6) outer of the seal groove (5) of splice tray main body (1), 2 sealing ribs (9) insert in the seal groove (5) of splice tray main body (1), hollow sealing bar (7) in the top ends compressing seal groove (5) of afterburning prominent rib (10), it is air tight to make it the place's of being right after sealing, as Fig. 3, Fig. 4, Fig. 5, Fig. 6, shown in Figure 8.
Embodiment 5
Splice tray main body (1) and splice tray loam cake (2) adopt makrolon material to make, injection mo(u)lding, splice tray main body (1) and splice tray loam cake (2) global shape are box-like, the outer ring of the upper edge hole of splice tray main body (1) is made seal groove (5) around upper edge hole, the global sections of seal groove (5) is shaped as U-shaped, and the cross sectional shape of the bottom of seal groove (5) is an arc.
Splice tray main body (1) inner bottom part is made at least 8 total support bracket pilums of column (4), and total support bracket pilum (4) is gone up and made screw hole.
Splice tray main body (1) inner bottom part is made at least 2 and is held fine dish reference column (26), and the distance of holding between the fine dish reference column (26) matches with the appearance of holding fine dish (17) fine dish pilot hole (25).
Splice tray main body (1) inner bottom part central part is buried the bolt of sealing fastening bolt structure (11) or the nut of sealing fastening bolt structure (11) in advance underground, and sealing fastening bolt structure (11) adopts stainless steel material to make.
Preformed hole (15) is preset in the both sides of splice tray main body (1), and preformed hole (15) is a blind hole, and each side is provided with 2 preformed holes (15) at least.
Optical cable entrance hole (12) is set on the box wall of one end of splice tray main body (1), optical cable wire hole (16) is set on the box wall of the other end of splice tray main body (1) and 2 covered wire cable line outlets (14) are set at least, on optical cable entrance hole (12) and the optical cable wire hole (16) seal closure (13) is set, seal closure (13) adopts the tartan cast molding, line outlet shutoff (28) is set on the covered wire cable line outlet (14), and the tartan cast molding is adopted in line outlet shutoff (28).
Hollow sealing bar (7) adopts silica gel material to make, global shape is an annular, hollow sealing bar (7) inner hollow, airtight, the whole embedding in the seal groove (5), the external diameter of hollow sealing bar (7) and seal groove (5) match, as Fig. 1 Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Figure 6.
Embodiment 6
The total support bracket (3) that continues adopts metal material to make, plating zinc on surface is handled, continue support bracket fastener hole (33) be set on total support bracket (3), hold fine dish pilot hole (25) and fastening screw keyhole (34), support bracket fastener hole (33) is corresponding with total support bracket pilum (4) of splice tray main body (1) bottom, it is corresponding with the appearance fine dish reference column (26) of splice tray main body (1) bottom to hold fine dish pilot hole (25), and fastening screw keyhole (34) is corresponding with the sealing fastening bolt structure (11) of splice tray main body (1) bottom.
Pass support bracket fastener hole (33) with screw and the total support bracket (3) that continues is fixed on total support bracket pilum (4) of splice tray main body (1), hold the fine dish of the appearance pilot hole (25) that fine dish reference column (26) passes the total support bracket (3) that continues.
A continue end of total support bracket (3) is provided with the fixing card of cable jacket (21), threading platform (18) and strengthening core locking wire post (20), cable jacket is fixed card (21), threading platform (18) is corresponding with optical cable entrance hole (12) with strengthening core locking wire post (20), lead-in wire groove (19) is set on the threading platform (18), and lead-in wire groove (19) is corresponding with strengthening core locking wire post (20).
Continue the other end of total support bracket (3) is provided with the fixing card of 3 cable jackets (21), threading platform (18) and strengthening core locking wire post (20) at least, cable sheathing is fixed card (21), threading platform (18) is corresponding with optical cable wire hole (16) and covered wire cable line outlet (14) with strengthening core locking wire post (20), lead-in wire groove (19) is set on the threading platform (18), lead-in wire groove (19) is corresponding with strengthening core locking wire post (20), as Fig. 1, Fig. 3, Fig. 4, shown in Figure 7.
Embodiment 7
Hold fine dish (17) and adopt the poly-third vinyl material injection mo(u)lding, global shape is hypocrateriform, hold to be provided with on the fine dish (17) and hold fine dish pilot hole (25), hold together fine hook jack (32), fastening screw keyhole (34), fibre-optical splice support bracket (22), anti-spilled baffle plate (35) and hold together fine hook (24), the both sides that hold fine dish (17) are provided with anti-spilled baffle plate (35), the two ends that hold fine dish (17) are provided with and hold fine dish pilot hole (25), it is corresponding with appearance fine dish reference column (26) to hold fine dish pilot hole (25), hold fine dish (17) central part fastening screw keyhole (34) is set, fastening screw keyhole (34) is corresponding with the sealing fastening bolt structure (11) of splice tray main body (1) bottom.
The symmetrical fibre-optical splice support bracket (22) that fixedly installs in two ends that holds the fastening screw keyhole (34) of fine dish (17), fibre-optical splice support bracket (22) adopts polyurethane material to make, fibre-optical splice support bracket (22) is gone up both sides and is oppositely arranged fibre-optical splice caulking groove (23), and 12 fibre-optical splice caulking grooves (23) are set at least.
Hold fine dish (17) and upward hold together fine hook jack (32) to two sidescattering settings by the middle part, at least be provided with 18 and hold together fine hook jack (32), hold together fine hook jack (32) and upward insert fine hook (24), holding together fine hook (24) adopts poly-third vinyl material to make, hold together fine hook (24) integral body and be the L type, the fine inserted link (30) that holds together that will hold together fine hook (24) inserts holding together in the fine hook jack (32) of the fine dish of appearance (17), holds together the fine fine hook (31) of pressing and pushes down optical fiber.
Hold together the cross sectional shape that holds together fine inserted link (30) of fine hook (24) and make circle or hexagon or octagon, hold together the up big and down small tip shape that is of fine inserted link (30), hold together the fine cross sectional shape of fine hook (31) of pressing of holding together of fine hook (24) and make circle.
Holding fine dish (17) places on the total support bracket (3) that continues, hold fine dish reference column (26) and pass the fine dish of the appearance pilot hole (25) that holds fine dish (17) two ends, the fastening screw keyhole (34) that holds fine dish (17) is corresponding with the fastening screw keyhole (34) on the total support bracket (3) that continues, continue and place 1 on total support bracket (3) at least and hold fine dish (17), as Fig. 1, Fig. 3, Fig. 4, Fig. 9, shown in Figure 10.
Embodiment 8
It is box-like that splice tray loam cake (2) global shape is fornix shape, the middle part protuberance, the central part of splice tray loam cake (2) protuberance is provided with fastening screw keyhole (34), fastening screw keyhole (34) is provided with sealing fastening bolt structure (11) bottom splice tray main body (1) corresponding, on splice tray loam cake (2) outside fastening screw keyhole (34) sealing gasket (36) is set, the inboard fastening screw keyhole (34) of splice tray loam cake (2) is gone up to be provided with and is pressed solidly sleeve pipe (29), sealing gasket (36), fastening screw keyhole (34) is with to press solidly sleeve pipe (29) corresponding and connect, fastening screw keyhole (34) and press solidly closing of sleeve pipe (29) guiding sealing fastening bolt structure (11) fastening splice tray loam cakes (2) and splice tray main body (1), splice tray loam cake (2) inboard by central part to around scattering stiffening rib (27) is set.
Splice tray loam cake (2) outer is provided with gland bag mouth (8), 2 sealing ribs (9) and afterburning prominent rib (10) be arranged in parallel in the gland bag mouth (8), 2 sealing ribs (9) are corresponding with the seal groove (5) of splice tray main body (1), the internal diameter of the external diameter of 2 sealing ribs (9) and seal groove (5) matches, afterburning prominent rib (10) is set between 2 sealing ribs (9), the length of afterburning prominent rib (10) exceeds the top ends of 2 sealing ribs (9), the upper edge hole of splice tray loam cake (2) and splice tray main body (1) upper edge hole match, as Fig. 3, Fig. 4, Fig. 5, Fig. 6, shown in Figure 8.
Embodiment 9
Turn on the sealing fastening bolt structure (11) on the splice tray loam cake (2), open splice tray loam cake (2) from splice tray main body (1), seal closure (13) on splice tray main body (1) both ends optical cable entrance holes (12) and the optical cable wire hole (16) is cut off, the optical cable that need continue two ends penetrates seal closure (13) and enters in the splice tray main body (1) separately, inserts the length that needs of optical cable by designing requirement.
Entering the end that needs the optical cable that continues in the splice tray main body (1) is fixed in the fixing card of cable jacket (21) on the total support bracket (3) that continues separately, push the sheath of optical cable aside, pull out the reinforced-core of optical cable, the lead-in wire groove (19) of the end of the reinforced-core of optical cable along threading platform (18) penetrated in the locking hole of strengthening core locking wire post (20), the reinforced-core of optical cable is lived in strengthening core locking wire post (20) locking, by the fixing optical cable of the fixing card of cable jacket (21) and strengthening core locking wire post (20), the optical cable that enters splice tray main body (1) can not withdraw from splice tray main body (1), tightens the seal closure (13) at splice tray main body (1) two ends with restraining.
Open line outlet shutoff (28), covered wire cable passes line outlet shutoff (28) from covered wire cable line outlet (14) and enters in the splice tray main body (1), insert the amount that needs by the designing requirement covered wire cable, entering the end that needs the covered wire cable that continues in the splice tray main body (1) is fixed in the fixing card of cable jacket (21) on the total support bracket (3) that continues, push the sheath of covered wire cable aside, pull out the reinforced-core of covered wire cable, the lead-in wire groove (19) of the end of the reinforced-core of covered wire cable along threading platform (18) penetrated in the strengthening core locking wire post (20), the reinforced-core of covered wire cable is lived in strengthening core locking wire post (20) locking, by the fixing covered wire cable of the fixing card of cable jacket (21) and strengthening core locking wire post (20), the covered wire cable that enters splice tray main body (1) can not withdraw from splice tray main body (1).
The joint of the optical fiber that needs are continued embeds in the fibre-optical splice caulking groove (23) on the fibre-optical splice support bracket (22) that holds fine dish (17) relatively, adopts the mode of welding or cold joint to connect the joint of the optical fiber that need continue.
Remaining optical fiber is made in order on the fine dish of appearance (17), put together in the anti-spilled baffle plate (35) that holds fine dish (17), the fine inserted link (30) that holds together that holds together fine hook (24) insert to hold holding together in the fine jack (32) of fine dish (17), holds together finely to press fine hook (31) that remaining optical fiber is fixed on to hold fine dish (17) and go up and keep optical fiber smooth and easy.
Behind the EO of jointed fiber, splice tray loam cake (2) is closed up on splice tray main body (1), the gland bag mouth (8) of splice tray loam cake (2) outer encases the outer of the seal groove (5) of splice tray main body (1), insert in the stopper slot (6) outer of the seal groove (5) of splice tray main body (1), 2 sealing ribs (9) of splice tray loam cake (2) insert in the seal groove (5) of splice tray main body (1), and the top ends of afterburning prominent rib (10) is aimed at the hollow sealing bar (7) in the seal groove (5).
Sealing fastening bolt structure (11) is passed sealing gasket (36), fastening screw keyhole (34) and is pressed solidly sleeve pipe (29), tighten sealing fastening bolt structure (11), sealing gasket (36), fastening screw keyhole (34) and press solidly closing of sleeve pipe (29) guiding sealing fastening bolt structure (11) fastening splice tray loam cakes (2) and splice tray main body (1), press solidly sleeve pipe (29) and press solidly simultaneously and hold fine dish (17) closing fastening splice tray loam cake (2), be stabilized on the total support bracket (3) that continues holding fine coil (17).
When tightening sealing fastening bolt structure (11), the splice tray loam cake (2) and the stiffening rib (27) of middle part protuberance are exerted pressure around splice tray loam cake (2), 2 sealing ribs (9) of splice tray loam cake (2) insert in the seal groove (5) of splice tray main body (1), hollow sealing bar (7) in the top ends compressing seal groove (5) of afterburning prominent rib (10), air in the hollow sealing bar (7) is subjected to compressing then to seal groove (5) bounce-back extruding suitable for reading, hollow sealing bar (7) is in seal groove (5) internal strain, hollow sealing bar (7) closes the space between suitable for reading and 2 sealing ribs (9) of seal groove (5), hollow sealing bar (7) close encapsulation groove (5), isolated with outside is communicated with, hollow sealing bar (7) closes the space of splice tray main body (1) and splice tray loam cake (2) formation, hollow sealing bar (7) is in seal groove (5) all the time pressure status, the inner space of splice tray main body (1) and splice tray loam cake (2) is airtight, as Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, shown in Figure 10.
Embodiment 10
Sealing fastening bolt structure (11) is the mode that adopts at the bolt of splice tray main body (1) the pre-buried sealing fastening bolt structure in bottom (11), when closing splice tray loam cake (2), the bolt that is embedded in splice tray main body (1) bottom passes the fastening screw keyhole (34) of the total support bracket (3) that continues, the fastening screw keyhole (34) that holds fine dish (17), press solidly sleeve pipe (29), the fastening screw keyhole (34) of splice tray loam cake (2) and sealing gasket (36), expose at splice tray loam cake (2) upper end of bolt, closed splice tray loam cake (2), recognize in the upper end of bolt with nut and to buckle, the rotation nut is fastening, as shown in Figure 3.
Embodiment 11
Sealing fastening bolt structure (11) is the mode that adopts at the nut of splice tray main body (1) the pre-buried sealing fastening bolt structure in bottom (11), closed splice tray loam cake (2), penetrate with the fastening screw keyhole (34) of bolt from splice tray loam cake (2), sealing gasket (36) is passed in the end of bolt, the fastening screw keyhole (34) of splice tray loam cake (2), press solidly sleeve pipe (29), the fastening screw keyhole (34) that holds the fastening screw keyhole (34) of fine dish (17) and the total support bracket (3) that continues arrives the pre-buried nut in bottom of splice tray main body (1), recognize on nut with the upper end of bolt and to buckle, swivel bolt is fastening, as shown in Figure 4.

Claims (3)

1, a kind of optical cable connecting box, it is characterized in that forming by splice tray main body (1), the total support bracket (3) that continues, the fine dish of appearance (17) and splice tray loam cake (2), splice tray main body (1) global shape is box-like, hold in the box of splice tray main body (1) and continue total support bracket (3) and hold fine dish (17), seal groove (5), total support bracket pilum (4) are set on the splice tray main body (1), hold fine dish reference column (26), sealing fastening bolt structure (11), optical cable entrance hole (12), optical cable wire hole (16), covered wire cable wire hole (14) and preformed hole (15); The arranged outside seal groove (5) of the upper edge hole of splice tray main body (1), seal groove (5) is around the outside of upper edge hole, the global sections of seal groove (5) is shaped as U-shaped, the cross sectional shape of the bottom of seal groove (5) is an arc, place annular hollow sealing strip (7) in the seal groove (5), the internal diameter of the external diameter of hollow sealing bar (7) and seal groove (5) matches; Hollow sealing bar (7) global shape is an annular, hollow sealing bar (7) inner hollow, airtight, and whole the embedding in the seal groove (5), the internal diameter of the external diameter of hollow sealing bar (7) and seal groove (5) matches; Both ends and middle part at splice tray main body (1) inner bottom part are symmetrical arranged total support bracket pilum (4), and at least 8 total support bracket pilums (4) are provided with screw hole on total support bracket pilum (4); The central part of splice tray main body (1) inner bottom part is provided with sealing fastening bolt structure (11), and the bolt of sealing fastening bolt structure (11) or the nut of sealing fastening bolt structure (11) are set in splice tray main body (1) bottom; The symmetria bilateralis of promptly sealing fastening bolt structure (11) in the bottom of splice tray main body (1) is provided with holds fine dish reference column (26), hold the appearance fine dish pilot hole (25) of the fine dish reference column (26) and the total support bracket (3) that continues and hold the fine appearance fine dish pilot hole (25) that coils (17) and match, appearance fine dish reference column (26) runs through the appearance fine dish pilot hole (25) of the total support bracket (3) that continues and the fine dish of the appearance pilot hole (25) of the fine dish of appearance (17), and continue total support bracket (3) and the fine dish of appearance (17) steadily are fastened in the splice tray main body (1); Optical cable entrance hole (12) is set on the box wall of one end of splice tray main body (1), seal closure (13) is set on the optical cable entrance hole (12), optical cable passes seal closure (13) and enters in the splice tray main body (1) by optical cable entrance hole (12); Optical cable wire hole (16) is set on the box wall of the other end of splice tray main body (1) and 2 covered wire cable line outlets (14) are set at least, seal closure (13) is set on the optical cable wire hole (16), optical cable wire hole (16) continues and draws optical cable or covered wire cable, covered wire cable line outlet (14) continues and draws covered wire cable, line outlet shutoff (28) is set on the covered wire cable line outlet (14), draws covered wire cable and pass from line outlet shutoff (28); The both sides of splice tray main body (1) are provided with preformed hole (15), and each side is provided with 2 preformed holes (15) at least, and preformed hole (15) is a blind hole, open preformed hole (15) when setting up auxiliary accessories, realize multi-usage enforcement; The box inner bottom part of splice tray main body (1) is placed the total support bracket (3) that continues, total support bracket (3) profile that continues and splice tray main body (1) match, the continue both ends and the middle part of total support bracket (3) is provided with support bracket fastener hole (33), support bracket fastener hole (33) is corresponding with total support bracket pilum (4) of splice tray main body (1) bottom, by screw the total support bracket (3) that continues is fastened on total support bracket pilum (4), the central part of total support bracket (3) of continuing is provided with fastening screw keyhole (34), and fastening screw keyhole (34) is corresponding with the sealing fastening bolt structure (11) of splice tray main body (1) bottom; The continue middle part of total support bracket (3) is provided with the corresponding both sides of fastening screw keyhole (34) and holds fine dish pilot hole (25), holds fine dish pilot hole (25) and holds that fine to coil reference column (26) corresponding; A continue end of total support bracket (3) is provided with the fixing card of cable jacket (21), threading platform (18) and strengthening core locking wire post (20), the fixing card of 1 cable jacket (21) is set at least respectively, threading platform (18) and strengthening core locking wire post (20), the fixing card of cable jacket (21), threading platform (18) and strengthening core locking wire post (20) are arranged on the same axis, the end of incoming cables of the fixing card of cable jacket (21) is corresponding with optical cable entrance hole (12), threading platform (18) is corresponding with the leading-out terminal of the fixing card of cable jacket (21), strengthening core locking wire post (20) is corresponding with threading platform (18), lead-in wire groove (19) is set on the threading platform (18), the fixing card of cable jacket (21) is fixed optical cable, and the steel wire reinforcement of lead-in wire groove (19) guiding optical cable is accurate along lead-in wire groove (19), enter the interior locking of lockhole of strengthening core locking wire post (20) smoothly; Continue the other end of total support bracket (3) is provided with the fixing cards of 3 cable jackets (21) at least respectively, threading platform (18) and strengthening core locking wire post (20), the fixing card of cable jacket (21), threading platform (18) and strengthening core locking wire post (20) are arranged on the same axis, the end of incoming cables of the fixing card of cable jacket (21) is corresponding with optical cable entrance hole (12), threading platform (18) is corresponding with the leading-out terminal of the fixing card of cable jacket (21), strengthening core locking wire post (20) is corresponding with threading platform (18), lead-in wire groove (19) is set on the threading platform (18), the fixing card of cable jacket (21) is fixed covered wire cable, and lead-in wire groove (19) guides the steel wire reinforcement of covered wire cable and optical cable accurate along lead-in wire groove (19) respectively, enter the interior locking of locking hole of strengthening core locking wire post (20) smoothly; Hold fine dish (17) global shape and be hypocrateriform, be arranged on the total support bracket (3) that continues, at least 1 dish, the both sides that hold fine dish (17) are provided with anti-spilled baffle plate (35), and the optical fiber after anti-spilled baffle plate (35) suppresses to connect spills into and holds outside the fine dish (17), causes fault; The two ends that hold fine dish (17) are provided with and hold fine dish pilot hole (25), it is corresponding with appearance fine dish reference column (26) to hold fine dish pilot hole (25), hold fine dish (17) central part fastening screw keyhole (34) is set, fastening screw keyhole (34) is corresponding with the sealing fastening bolt structure (11) of splice tray main body (1) bottom; Between fastening screw keyhole (34) and the appearance fine dish pilot hole (25) fibre-optical splice support bracket (22) is set, at least 2, be oppositely arranged fibre-optical splice caulking groove (23) on the fibre-optical splice support bracket (22), at least 12, optical fiber is gone up butt joint at fibre-optical splice support bracket (22), fibre-optical splice after the butt joint embeds in the fibre-optical splice caulking groove (23) relatively, makes the fibre-optical splice after the butt joint keep the best steady status of butt joint; The two side direction both sides scatterings of holding fine dish (17) are provided with fine hook jack (32), at least 18, hold together fine hook jack (32) and upward be provided with fine hook (24), it is whole L-shaped to hold together fine hook (24), that holds together fine hook (24) holds together the up big and down small tip shape that is of fine inserted link (30), the cross sectional shape that holds together fine inserted link (30) is circle or hexagon or octagon, hold together the fine cross sectional shape of fine hook (31) of pressing of holding together of fine hook (24) for circular, the fine inserted link (30) that holds together that holds together fine hook (24) inserts in the fine jack (32), and, hold together fine hook (24) and optical fiber is fixed on holds fine dish (17) and go up and keep optical fiber smooth and easy along holding together arbitrarily rotation of fine jack (32); It is box-like that splice tray loam cake (2) global shape is archivolt, the central part protuberance, the upper edge hole of splice tray loam cake (2) and splice tray main body (1) upper edge hole match, splice tray loam cake (2) central part is provided with fastening screw keyhole (34), fastening screw keyhole (34) is provided with sealing fastening bolt structure (11) bottom splice tray main body (1) corresponding, on splice tray loam cake (2) outside fastening screw keyhole (34) sealing gasket (36) is set, the inboard fastening screw keyhole (34) of splice tray loam cake (2) is gone up to be provided with and is pressed solidly sleeve pipe (29), sealing gasket (36), fastening screw keyhole (34) and press solidly closing of sleeve pipe (29) guiding sealing fastening bolt structure (11) fastening splice tray loam cakes (2) and splice tray main body (1), press solidly sleeve pipe (29) and press solidly simultaneously and hold fine dish (17) closing fastening splice tray loam cake (2), also restriction sealing fastening bolt structure (11) excessive tightness; Splice tray loam cake (2) is inboard to be provided with stiffening rib (27) by central part to scattering all around, when closing splice tray loam cake (2), strengthens the dynamics of splice tray loam cake (2); Splice tray loam cake (2) outer is provided with gland bag mouth (8), 2 sealing ribs (9) and afterburning prominent rib (10) be arranged in parallel in the gland bag mouth (8), 2 sealing ribs (9) are corresponding with the seal groove (5) of splice tray main body (1), the internal diameter of the external diameter of 2 sealing ribs (9) and seal groove (5) matches, afterburning prominent rib (10) is set between 2 sealing ribs (9), the length of afterburning prominent rib (10) exceeds the top ends of 2 sealing ribs (9), constitute stopper slot (6) between the sealing ribs (9) in the outside and the gland bag mouth (8), stopper slot (6) is corresponding with the outer bead of the seal groove (5) of splice tray main body (1), splice tray loam cake (2) is closed on the splice tray main body (1), insert in the stopper slot (6) outer of the seal groove (5) of splice tray main body (1), 2 sealing ribs (9) insert in the seal groove (5) of splice tray main body (1), hollow sealing bar (7) in the top ends compressing seal groove (5) of afterburning prominent rib (10), it is air tight to make it the place's of being right after sealing.
2, a kind of method for making of optical cable connecting box, it is characterized in that splice tray main body (1) and splice tray loam cake (2) adopt makrolon material to make, injection mo(u)lding, splice tray main body (1) and splice tray loam cake (2) global shape are box-like, the outside of the upper edge hole of splice tray main body (1) makes seal groove (5) around the ring upper edge hole, the global sections of seal groove (5) is shaped as U-shaped, and the cross sectional shape of the bottom of seal groove (5) is an arc; Splice tray main body (1) inner bottom part is made at least 8 total support bracket pilums of column (4), and total support bracket pilum (4) is gone up and made screw hole; Splice tray main body (1) inner bottom part is made at least 2 and is held fine dish reference column (26), and the distance of holding between the fine dish reference column (26) matches with the appearance of holding fine dish (17) fine dish pilot hole (25); Splice tray main body (1) inner bottom part central part is buried the bolt of sealing fastening bolt structure (11) or the nut of sealing fastening bolt structure (11) in advance underground, and sealing fastening bolt structure (11) adopts stainless steel material to make; Preformed hole (15) is preset in the both sides of splice tray main body (1), and preformed hole (15) is a blind hole, and each side is provided with 2 preformed holes (15) at least; Optical cable entrance hole (12) is set on the box wall of one end of splice tray main body (1), optical cable wire hole (16) is set on the box wall of the other end of splice tray main body (1) and 2 covered wire cable line outlets (14) are set at least, on optical cable entrance hole (12) and the optical cable wire hole (16) seal closure (13) is set, seal closure (13) adopts the tartan cast molding, line outlet shutoff (28) is set on the covered wire cable line outlet (14), and the tartan cast molding is adopted in line outlet shutoff (28); Hollow sealing bar (7) adopts silica gel material to make, and global shape is an annular, hollow sealing bar (7) inner hollow, airtight, and whole the embedding in the seal groove (5), the external diameter of hollow sealing bar (7) and seal groove (5) match; The total support bracket (3) that continues adopts metal material to make, plating zinc on surface is handled, continue support bracket fastener hole (33) be set on total support bracket (3), hold fine dish pilot hole (25) and fastening screw keyhole (34), support bracket fastener hole (33) is corresponding with total support bracket pilum (4) of splice tray main body (1) bottom, it is corresponding with the appearance fine dish reference column (26) of splice tray main body (1) bottom to hold fine dish pilot hole (25), and fastening screw keyhole (34) is corresponding with the sealing fastening bolt structure (11) of splice tray main body (1) bottom; Pass support bracket fastener hole (33) with screw and the total support bracket (3) that continues is fixed on total support bracket pilum (4) of splice tray main body (1), hold the fine dish of the appearance pilot hole (25) that fine dish reference column (26) passes the total support bracket (3) that continues; A continue end of total support bracket (3) is provided with the fixing card of cable jacket (21), threading platform (18) and strengthening core locking wire post (20), cable jacket is fixed card (21), threading platform (18) is corresponding with optical cable entrance hole (12) with strengthening core locking wire post (20), lead-in wire groove (19) is set on the threading platform (18), and lead-in wire groove (19) is corresponding with strengthening core locking wire post (20); Continue the other end of total support bracket (3) is provided with the fixing card of 3 cable jackets (21), threading platform (18) and strengthening core locking wire post (20) at least, cable sheathing is fixed card (21), threading platform (18) is corresponding with optical cable wire hole (16) and covered wire cable line outlet (14) with strengthening core locking wire post (20), lead-in wire groove (19) is set on the threading platform (18), and lead-in wire groove (19) is corresponding with strengthening core locking wire post (20); Hold fine dish (17) and adopt the poly-third vinyl material injection mo(u)lding, global shape is hypocrateriform, hold to be provided with on the fine dish (17) and hold fine dish pilot hole (25), hold together fine hook jack (32), fastening screw keyhole (34), fibre-optical splice support bracket (22), anti-spilled baffle plate (35) and hold together fine hook (24), the both sides that hold fine dish (17) are provided with anti-spilled baffle plate (35), the two ends that hold fine dish (17) are provided with and hold fine dish pilot hole (25), it is corresponding with appearance fine dish reference column (26) to hold fine dish pilot hole (25), hold fine dish (17) central part fastening screw keyhole (34) is set, fastening screw keyhole (34) is corresponding with the sealing fastening bolt structure (11) of splice tray main body (1) bottom; The symmetrical fibre-optical splice support bracket (22) that fixedly installs in two ends that holds the fastening screw keyhole (34) of fine dish (17), fibre-optical splice support bracket (22) adopts polyurethane material to make, fibre-optical splice support bracket (22) is gone up both sides and is oppositely arranged fibre-optical splice caulking groove (23), and 12 fibre-optical splice caulking grooves (23) are set at least; Hold fine dish (17) and upward hold together fine hook jack (32) to two sidescattering settings by the middle part, at least be provided with 18 and hold together fine hook jack (32), hold together fine hook jack (32) and upward insert fine hook (24), holding together fine hook (24) adopts poly-third vinyl material to make, hold together fine hook (24) integral body and be the L type, the fine inserted link (30) that holds together that will hold together fine hook (24) inserts holding together in the fine hook jack (32) of the fine dish of appearance (17), holds together the fine fine hook (31) of pressing and pushes down optical fiber; Hold together the cross sectional shape that holds together fine inserted link (30) of fine hook (24) and make circle or hexagon or octagon, hold together the up big and down small tip shape that is of fine inserted link (30), hold together the fine cross sectional shape of fine hook (31) of pressing of holding together of fine hook (24) and make circle; Holding fine dish (17) places on the total support bracket (3) that continues, hold fine dish reference column (26) and pass the fine dish of the appearance pilot hole (25) that holds fine dish (17) two ends, the fastening screw keyhole (34) that holds fine dish (17) is corresponding with the fastening screw keyhole (34) on the total support bracket (3) that continues, and places 1 on the total support bracket (3) that continues at least and holds fine dish (17); It is box-like that splice tray loam cake (2) global shape is archivolt, the middle part protuberance, the central part of splice tray loam cake (2) protuberance is provided with fastening screw keyhole (34), fastening screw keyhole (34) is provided with sealing fastening bolt structure (11) bottom splice tray main body (1) corresponding, on splice tray loam cake (2) outside fastening screw keyhole (34) sealing gasket (36) is set, the inboard fastening screw keyhole (34) of splice tray loam cake (2) is gone up to be provided with and is pressed solidly sleeve pipe (29), sealing gasket (36), fastening screw keyhole (34) is with to press solidly sleeve pipe (29) corresponding and connect, fastening screw keyhole (34) and press solidly closing of sleeve pipe (29) guiding sealing fastening bolt structure (11) fastening splice tray loam cakes (2) and splice tray main body (1), splice tray loam cake (2) inboard by central part to around scattering stiffening rib (27) is set; Splice tray loam cake (2) outer is provided with gland bag mouth (8), 2 sealing ribs (9) and afterburning prominent rib (10) be arranged in parallel in the gland bag mouth (8), 2 sealing ribs (9) are corresponding with the seal groove (5) of splice tray main body (1), the internal diameter of the external diameter of 2 sealing ribs (9) and seal groove (5) matches, afterburning prominent rib (10) is set between 2 sealing ribs (9), the length of afterburning prominent rib (10) exceeds the top ends of 2 sealing ribs (9), and the upper edge hole of splice tray loam cake (2) and splice tray main body (1) upper edge hole match.
3, a kind of using method of optical cable connecting box, it is characterized in that turning on the sealing fastening bolt structure (11) on the splice tray loam cake (2), open splice tray loam cake (2) from splice tray main body (1), seal closure (13) on splice tray main body (1) both ends optical cable entrance holes (12) and the optical cable wire hole (16) is cut off, the optical cable that need continue two ends penetrates seal closure (13) and enters in the splice tray main body (1) separately, inserts the length that needs of optical cable by designing requirement; Entering the end that needs the optical cable that continues in the splice tray main body (1) is fixed in the fixing card of cable jacket (21) on the total support bracket (3) that continues separately, push the sheath of optical cable aside, pull out the reinforced-core of optical cable, the lead-in wire groove (19) of the end of the reinforced-core of optical cable along threading platform (18) penetrated in the locking hole of strengthening core locking wire post (20), the reinforced-core of optical cable is lived in strengthening core locking wire post (20) locking, by the fixing optical cable of the fixing card of cable jacket (21) and strengthening core locking wire post (20), the optical cable that enters splice tray main body (1) can not withdraw from splice tray main body (1), tightens the seal closure (13) at splice tray main body (1) two ends with restraining; Open line outlet shutoff (28), covered wire cable passes line outlet shutoff (28) from covered wire cable line outlet (14) and enters in the splice tray main body (1), insert the amount that needs by the designing requirement covered wire cable, entering the end that needs the covered wire cable that continues in the splice tray main body (1) is fixed in the fixing card of cable jacket (21) on the total support bracket (3) that continues, push the sheath of covered wire cable aside, pull out the reinforced-core of covered wire cable, the lead-in wire groove (19) of the end of the reinforced-core of covered wire cable along threading platform (18) penetrated in the strengthening core locking wire post (20), the reinforced-core of covered wire cable is lived in strengthening core locking wire post (20) locking, by the fixing covered wire cable of the fixing card of cable jacket (21) and strengthening core locking wire post (20), the covered wire cable that enters splice tray main body (1) can not withdraw from splice tray main body (1); The joint of the optical fiber that needs are continued embeds in the fibre-optical splice caulking groove (23) on the fibre-optical splice support bracket (22) that holds fine dish (17) relatively, adopts the mode of welding or cold joint to connect the joint of the optical fiber that need continue; Remaining optical fiber is made in order on the fine dish of appearance (17), put together in the anti-spilled baffle plate (35) that holds fine dish (17), the fine inserted link (30) that holds together that holds together fine hook (24) insert to hold holding together in the fine jack (32) of fine dish (17), holds together finely to press fine hook (31) that remaining optical fiber is fixed on to hold fine dish (17) and go up and keep optical fiber smooth and easy; Behind the EO of jointed fiber, splice tray loam cake (2) is closed up on splice tray main body (1), the gland bag mouth (8) of splice tray loam cake (2) outer encases the outer of the seal groove (5) of splice tray main body (1), insert in the stopper slot (6) outer of the seal groove (5) of splice tray main body (1), 2 sealing ribs (9) of splice tray loam cake (2) insert in the seal groove (5) of splice tray main body (1), and the top ends of afterburning prominent rib (10) is aimed at the hollow sealing bar (7) in the seal groove (5); Sealing fastening bolt structure (11) is passed sealing gasket (36), fastening screw keyhole (34) and is pressed solidly sleeve pipe (29), tighten sealing fastening bolt structure (11), sealing gasket (36), fastening screw keyhole (34) and press solidly closing of sleeve pipe (29) guiding sealing fastening bolt structure (11) fastening splice tray loam cakes (2) and splice tray main body (1), press solidly sleeve pipe (29) and press solidly simultaneously and hold fine dish (17) closing fastening splice tray loam cake (2), be stabilized on the total support bracket (3) that continues holding fine coil (17); When tightening sealing fastening bolt structure (11), the splice tray loam cake (2) and the stiffening rib (27) of middle part protuberance are exerted pressure around splice tray loam cake (2), 2 sealing ribs (9) of splice tray loam cake (2) insert in the seal groove (5) of splice tray main body (1), hollow sealing bar (7) in the top ends compressing seal groove (5) of afterburning prominent rib (10), air in the hollow sealing bar (7) is subjected to compressing then to seal groove (5) bounce-back extruding suitable for reading, hollow sealing bar (7) is in seal groove (5) internal strain, hollow sealing bar (7) closes the space between suitable for reading and 2 sealing ribs (9) of seal groove (5), hollow sealing bar (7) close encapsulation groove (5), isolated with outside is communicated with, hollow sealing bar (7) closes the space of splice tray main body (1) and splice tray loam cake (2) formation, hollow sealing bar (7) is in seal groove (5) all the time pressure status, and the inner space of splice tray main body (1) and splice tray loam cake (2) is airtight.
CN2009100681789A 2009-03-19 2009-03-19 Optical cable switching box and its production method Expired - Fee Related CN101504479B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009100681789A CN101504479B (en) 2009-03-19 2009-03-19 Optical cable switching box and its production method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009100681789A CN101504479B (en) 2009-03-19 2009-03-19 Optical cable switching box and its production method

Publications (2)

Publication Number Publication Date
CN101504479A true CN101504479A (en) 2009-08-12
CN101504479B CN101504479B (en) 2010-09-29

Family

ID=40976771

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009100681789A Expired - Fee Related CN101504479B (en) 2009-03-19 2009-03-19 Optical cable switching box and its production method

Country Status (1)

Country Link
CN (1) CN101504479B (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102841414A (en) * 2011-06-23 2012-12-26 东莞市中天光纤设备科技有限公司 Non-thermal melting optical fiber cable splice closure
CN103235367A (en) * 2013-05-08 2013-08-07 国家电网公司 Portable optical cable fusion welding operating platform
CN103823283A (en) * 2013-12-11 2014-05-28 北京康华盛鸿能源科技发展有限公司 Method and device for underground multicore optical cable fast connection
WO2015003645A1 (en) * 2013-07-10 2015-01-15 中兴通讯股份有限公司 Sealing structure
WO2015158268A1 (en) * 2014-04-15 2015-10-22 泰科电子(上海)有限公司 Optical cable connection and protection device and installation method therefor
WO2015158267A1 (en) * 2014-04-15 2015-10-22 泰科电子(上海)有限公司 Optical cable splice protection device and method for mounting same
CN106405761A (en) * 2011-09-16 2017-02-15 成都康宁光缆有限公司 Optical fiber module shell and optical fiber module
US10036864B2 (en) 2014-04-15 2018-07-31 Adc Telecommunications (Shanghai) Distribution Co., Ltd. Fiber optic splice protection device and method for mounting the same
CN112379497A (en) * 2020-12-04 2021-02-19 国网湖北省电力有限公司孝感供电公司 10kV distribution optical cable installation device and method
CN114950878A (en) * 2021-02-20 2022-08-30 吴江市盛和欣机械制造有限公司 Lifting type glue leakage-proof coating table

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU203356U1 (en) * 2020-01-10 2021-04-01 Мендаса Игнасио Араико OVER-MOUNTED JUNCTION BOX

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201397412Y (en) * 2009-03-19 2010-02-03 天津市千迈电讯器材研制所 Optical fiber splice closure

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102841414A (en) * 2011-06-23 2012-12-26 东莞市中天光纤设备科技有限公司 Non-thermal melting optical fiber cable splice closure
CN106405761A (en) * 2011-09-16 2017-02-15 成都康宁光缆有限公司 Optical fiber module shell and optical fiber module
CN103235367A (en) * 2013-05-08 2013-08-07 国家电网公司 Portable optical cable fusion welding operating platform
WO2015003645A1 (en) * 2013-07-10 2015-01-15 中兴通讯股份有限公司 Sealing structure
CN103823283B (en) * 2013-12-11 2016-04-06 北京康华盛鸿能源科技发展有限公司 A kind of method and apparatus connected fast for down-hole multifiber cable
CN103823283A (en) * 2013-12-11 2014-05-28 北京康华盛鸿能源科技发展有限公司 Method and device for underground multicore optical cable fast connection
WO2015158268A1 (en) * 2014-04-15 2015-10-22 泰科电子(上海)有限公司 Optical cable connection and protection device and installation method therefor
CN105093444A (en) * 2014-04-15 2015-11-25 泰科电子(上海)有限公司 Optical cable splicing protective device and installation method thereof
CN105093442A (en) * 2014-04-15 2015-11-25 泰科电子(上海)有限公司 Optical cable splicing protective device and installation method thereof
WO2015158267A1 (en) * 2014-04-15 2015-10-22 泰科电子(上海)有限公司 Optical cable splice protection device and method for mounting same
US10001618B2 (en) 2014-04-15 2018-06-19 ADC Telecommunications (Shanghai) Distribution Co. Ltd. Fiber optic splice protection device and method for mounting the same
US10036864B2 (en) 2014-04-15 2018-07-31 Adc Telecommunications (Shanghai) Distribution Co., Ltd. Fiber optic splice protection device and method for mounting the same
CN105093442B (en) * 2014-04-15 2018-08-24 泰科电子(上海)有限公司 Cable connection protective device and its installation method
US10067307B2 (en) 2014-04-15 2018-09-04 Adc Telecommunications (Shanghai) Distribution Co., Ltd. Fiber optic splice protection device and method for mounting the same
CN112379497A (en) * 2020-12-04 2021-02-19 国网湖北省电力有限公司孝感供电公司 10kV distribution optical cable installation device and method
CN114950878A (en) * 2021-02-20 2022-08-30 吴江市盛和欣机械制造有限公司 Lifting type glue leakage-proof coating table

Also Published As

Publication number Publication date
CN101504479B (en) 2010-09-29

Similar Documents

Publication Publication Date Title
CN101504479B (en) Optical cable switching box and its production method
CN201397412Y (en) Optical fiber splice closure
CN201229426Y (en) Optical fiber composite overhead ground wire optical cable coupling box
US5382756A (en) Encapsulation closure for cables
CN101409440B (en) Gluing cable connector box
KR102592403B1 (en) Grounding facilities for power distribution
KR101709324B1 (en) Insulation type connector for extra high voltage power incoming cable in substation
CN101494368B (en) Water-proof plastic sealing element for cable sheath
KR20100024599A (en) Optical cable connection-distribution box and method for connecting optical cable on the body thereof
CN207067477U (en) A kind of New type hinge formula cable sleeve blocks protection device
CN216285887U (en) Glue injection type waterproof optical cable splice closure
CN202631797U (en) Optical cable entry adapter and optical cable connector box
CN206975279U (en) One kind is easy to install to safeguard cable splice closure
CN212033751U (en) Submarine cable joint box
CN209707761U (en) A kind of explosion prevention function duct optical cable connector box
CN216355844U (en) Cable poling closing device
CN102269854A (en) Temperature circulating type optical cable splice box
KR20230165906A (en) Cable entry for waterproof and dustproof lead-through of a cable, housing with cable entry, and method for leading the cable through the cable entry
CN113885151A (en) Sea-land joint box for low-temperature environment and installation method
CN115733108A (en) Many adaptations type fixture suitable for optical cable, leaky cable centre gripping
CN217655331U (en) Novel large-capacity waterproof optical fiber connector box
CN219420205U (en) Outdoor waterproof joint box
CN218897041U (en) Building site line protection device
CN210376779U (en) Optical cable joint box
CN211954557U (en) Connector for quickly performing cable waterproof test

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100929

Termination date: 20110319