CN111880271B - Optical cable fiber distribution box made of SMC (sheet molding compound) material - Google Patents
Optical cable fiber distribution box made of SMC (sheet molding compound) material Download PDFInfo
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- CN111880271B CN111880271B CN202010741740.6A CN202010741740A CN111880271B CN 111880271 B CN111880271 B CN 111880271B CN 202010741740 A CN202010741740 A CN 202010741740A CN 111880271 B CN111880271 B CN 111880271B
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- fiber distribution
- distribution box
- fiber
- hole
- shaped plate
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4441—Boxes
- G02B6/44515—Fibre drop terminals with surplus length
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4441—Boxes
- G02B6/4442—Cap coupling boxes
- G02B6/4444—Seals
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/4457—Bobbins; Reels
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/4471—Terminating devices ; Cable clamps
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4441—Boxes
- G02B6/4446—Cable boxes, e.g. splicing boxes with two or more multi fibre cables
- G02B6/44465—Seals
Abstract
The invention discloses an optical cable fiber distribution box made of SMC materials, which comprises a fiber distribution box made of SMC materials and a fiber distribution cover; the fiber distribution box and the fiber distribution cover are hinged or fixedly installed through bolts; a square inner bin seat is manufactured on the inner side of the fiber distribution box through an integral pressing die; the upper edge and the lower edge of the inner bin seat are both provided with a channel; the upper edge is provided with a first screw hole at the inner side of the channel; the inner bin seat is provided with outer through holes at two ends of the lower edge; the inner side of the lower edge is movably clamped with an L-shaped plate; a square groove is formed in the front end of the L-shaped plate; the square groove is opposite to the outer through hole and is provided with an inner through hole; the inner through hole and the outer through hole are fixed through a rotating shaft; two ends of the rotating shaft are screwed with limiting bolts outside the inner bin seat; the L-shaped plate is provided with a U-shaped groove opposite to the square groove; the optical cable fiber distribution box made of SMC materials has the advantages that the double-cover-plate structure is adopted, the sealing performance is good, internal wiring can be well carried out, the wiring is clear, the numbering ports correspond to each other, and the later maintenance and the cable searching can be assisted.
Description
Technical Field
The invention relates to an optical cable fiber distribution box, in particular to an optical cable fiber distribution box made of SMC materials, and belongs to the technical field of optical cable fiber distribution boxes.
Background
The optical cable distribution box is interface equipment for connecting a main optical cable and a distribution optical cable outdoors, in a corridor or indoors; the optical fiber distribution box must be capable of reliably working under a specified environment, and the box body of the optical fiber distribution box can bear vertical pressure of not more than 500N; because the SMC composite material and the SMC molded product thereof have excellent electrical insulation performance, mechanical performance, thermal stability and chemical corrosion resistance, the SMC composite material can be used for manufacturing optical cable distribution boxes, such as Chinese patent application numbers: 201310058471.3 discloses an optical cable of SMC material divides fine case, including the box set up arc winder plate in pairs in the box, arc winder plate includes sleeve and gag lever post, the gag lever post is inserted and is located in the sleeve set up the spout on the box, arc winder plate slides and sets up in the spout, be located the spout rear side at the box be provided with gag lever post complex fixed slot, the gag lever post passes through the sleeve and gets into the fixed slot. The invention ensures that the optical cable can be tightly attached when being wound on the wire spool, thereby ensuring that the optical fiber does not have too small bending radius and ensuring the signal transmission quality, but the invention is more suitable for occasions with small fiber distribution quantity, is easy to cause internal disorder and cannot assist in searching a target line for the occasions with large fiber distribution quantity, and has poor sealing property and insufficient outdoor safety performance.
Disclosure of Invention
In order to solve the problems, the invention provides the optical cable fiber distribution box made of SMC materials, which adopts a double-cover-plate structure, has good sealing performance and can well perform internal wiring.
The invention relates to an optical cable fiber distribution box made of SMC materials, which comprises a fiber distribution box made of SMC materials and a fiber distribution cover; the fiber distribution box and the fiber distribution cover are sealed for one time, the inner bin seat and the L-shaped plate are arranged in the fiber distribution box, and the inner bin seat is hinged with the bottom of the L-shaped plate, so that the fiber distribution box can be used as a secondary seal, the sealing performance is good, the inner side of the fiber distribution box is filled with expansion fire retardant materials, the use safety is high, and the normal use of the fiber distribution box of the optical cable cannot be influenced; the L-shaped plate is used as a sealing plate and a wiring board, and the large wiring piece and the small wiring piece are arranged on the L-shaped plate, so that the wiring can be ensured to be clearer, and the wiring is more convenient to find in later maintenance; the concrete structure is as follows: the fiber distribution box and the fiber distribution cover are hinged or fixedly installed through bolts; a square inner bin seat is manufactured on the inner side of the fiber distribution box through an integral pressing die; the upper edge and the lower edge of the inner bin seat are both provided with a channel; the upper edge is provided with a first screw hole at the inner side of the channel; the inner bin seat is provided with outer through holes at two ends of the lower edge; the inner side of the lower edge is movably clamped with an L-shaped plate; a square groove is formed in the front end of the L-shaped plate; the square groove is opposite to the outer through hole and is provided with an inner through hole; the inner through hole and the outer through hole are fixed through a rotating shaft; two ends of the rotating shaft are screwed with limiting bolts outside the inner bin seat; the L-shaped plate is provided with a U-shaped groove opposite to the square groove; a row of second screw holes are formed in the convex surface of the L-shaped plate; bosses are arranged on the lower surface of the L-shaped plate in an array manner; each boss is provided with an inner screw hole; the two ends of one side, far away from the square groove, of the L-shaped plate are provided with third screw holes; the third screw hole is fixed with the first screw hole through a bolt; a turntable with an axial cross section in an I-shaped structure is fixed on the second screw hole through a bolt; a plurality of fiber distribution discs are fixedly screwed on the boss through bolts; the outer diameter of the fiber distribution disc close to one surface of the L-shaped plate is larger than that of the fiber distribution disc far away from one surface of the L-shaped plate; the fiber distribution disc comprises a disc body; a winding groove is formed in the circumferential direction of the disc body; a plurality of fiber taking grooves are axially formed in the outer portion of the disc body.
Furthermore, an expansion fire retardant filling layer is poured outside the inner bin seat and on the inner surface of the fiber separating cover of the fiber separating box.
Furthermore, each tray body is covered with a numbering surface through printing or pasting.
Furthermore, the L-shaped plate is made of SMC materials, and has high strength, good toughness, ultraviolet resistance and ageing resistance and good weather resistance.
Furthermore, a wire inlet hole and a wire outlet hole are formed in the fiber distribution box; waterproof joints are embedded in the wire inlet hole and the wire outlet hole from inside to outside; the waterproof joint is fixed on the joint plate; the joint plate is fixed with the inner surface of the fiber distribution box.
Further, a lower groove matched with the U-shaped groove is formed in the lower portion of the inner bin seat; and the lower groove and the U-shaped groove form a pipe groove for leading in and leading out optical fibers.
Further, the inner side of the inner bin seat is provided with a fixing hole seat of the optical fiber connection distribution device.
Furthermore, when the fiber distribution box is used for wiring, cables are led in through the wire inlet holes, then the wire inlets are clamped on the U-shaped grooves and then led into the optical fiber connection distribution device, meanwhile, the optical fiber connection distribution device winds the distributed fibers to the rotary table respectively, after the distributed fibers are wound around the rotary table for one circle, branching is carried out through the rotary table, and each branch is wound to a fiber distribution disc; during winding, the cable is wound into a winding groove of the fiber distribution disc and is adjusted through the fiber taking groove; finally, carrying out overall extraction through a U-shaped groove; during winding, the branching interfaces and the numbers of the fiber distribution discs can be corresponded in advance, or after winding is finished, the branching interfaces and the numbers of the fiber distribution discs are corresponded, and during later maintenance, the corresponding ports can be searched through the numbers; after wiring is finished, the L-shaped plate is turned over for 180 degrees, and the third screw hole and the first screw hole are fixed through a bolt; thereby completing the wiring process; and finally, leading out the cable through the wire outlet hole.
Compared with the prior art, the optical cable fiber distribution box made of SMC materials has the advantages that the double-cover-plate structure is adopted, the sealing performance is good, internal wiring can be well carried out, wiring is clear, the numbered ports correspond to each other, and later maintenance and cable searching can be assisted.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 2 is a schematic view of the internal structure of the internal cartridge seat of the present invention.
Fig. 3 is a partially enlarged view of fig. 2A of the present invention.
Fig. 4 is a schematic structural diagram of embodiment 2 of the present invention.
Detailed Description
Example 1:
the cable distribution box made of SMC material as shown in figures 1 to 3 comprises a distribution box 1 made of SMC material and a distribution cover 2; the fiber distribution box and the fiber distribution cover are sealed for one time, the inner bin seat and the L-shaped plate are arranged in the fiber distribution box, and the inner bin seat is hinged with the bottom of the L-shaped plate, so that the fiber distribution box can be used as a secondary seal, the sealing performance is good, the inner side of the fiber distribution box is filled with expansion fire retardant materials, the use safety is high, and the normal use of the fiber distribution box of the optical cable cannot be influenced; the L-shaped plate is used as a sealing plate and a wiring board, and large wiring pieces and small wiring pieces are arranged on the L-shaped plate, so that the wiring can be ensured to be clearer, and the wiring is more convenient to find in later maintenance; the concrete structure is as follows: the fiber distribution box 1 and the fiber distribution cover 2 are hinged or fixedly installed through bolts; a square inner bin seat 3 is integrally molded on the inner side of the fiber distribution box 1; the upper edge and the lower edge of the inner bin seat 3 are both provided with a channel 4; the upper edge is provided with a first screw hole 5 at the inner side of the channel; the inner bin seat 3 is provided with outer through holes at two ends of the lower edge; the inner side of the lower edge is movably clamped with an L-shaped plate 6; the front end of the L-shaped plate 6 is provided with a square groove 7; the square groove 7 is provided with an inner through hole opposite to the outer through hole; the inner through hole and the outer through hole are fixed through a rotating shaft 8; two ends of the rotating shaft 8 are screwed with limiting bolts outside the inner bin seat; the L-shaped plate 6 is provided with a U-shaped groove 9 opposite to the square groove; a row of second screw holes 10 are formed in the protruding surface of the L-shaped plate 6; bosses 11 are arranged at the lower surface of the L-shaped plate 6 in an array manner; each boss 11 is provided with an inner threaded hole 12; the two ends of the L-shaped plate 6, which are far away from the square groove, are provided with third screw holes 13; the third screw hole 13 is fixed with the first screw hole 5 through a bolt; a rotary table 14 with an axial cross section in an I-shaped structure is fixed on the second screw hole 10 through a bolt; a plurality of fiber distribution discs 15 are screwed and fixed on the boss 11 through bolts; the outer diameter of the fiber distribution disc 15 close to one surface of the L-shaped plate 6 is larger than that of the fiber distribution disc 15 far away from one surface of the L-shaped plate 6; the fiber distribution disc 15 comprises a disc body 151; a winding groove 152 is formed in the circumferential direction of the disc body 151; a plurality of fiber taking grooves 153 are axially formed in the outer portion of the disc body 151.
Wherein, a numbering surface is printed or stuck on each tray body 151. The L-shaped plate 6 is made of SMC materials, and has high strength, good toughness, ultraviolet resistance, aging resistance and good weather resistance. The fiber distribution box 1 is provided with a wire inlet hole and a wire outlet hole; waterproof joints 16 are embedded in the wire inlet holes and the wire outlet holes from inside to outside; the waterproof joint 16 is fixed on the joint plate; the joint plate is fixed with the inner surface of the fiber distribution box. The lower part of the inner bin seat 3 is provided with a lower groove 17 matched with the U-shaped groove 9; and the lower groove 17 and the U-shaped groove 9 form a pipe groove for leading in and leading out optical fibers. And a fixing hole seat of the optical fiber connection distribution device is arranged on the inner side of the inner bin seat 3.
Example 2:
in the cable distribution box made of SMC material shown in figure 4, an expansion fire retardant filling layer 18 is poured outside the inner cabin seat and on the inner surface of the distribution cover 3 of the distribution box 1.
Example 3:
when the fiber distribution box is used for wiring, cables are led in through the wire inlet holes, then the wire inlet is clamped on the U-shaped groove and then led into the optical fiber connection distribution device, meanwhile, the optical fiber connection distribution device winds all the distributed fibers to the rotary table respectively, after the distributed fibers are wound around the rotary table for one circle, branching is carried out through the rotary table, and each branch is wound to a branch fiber disc; during winding, the cable is wound into a winding groove of the fiber distribution disc and is adjusted through the fiber taking groove; finally, carrying out overall extraction through a U-shaped groove; during winding, the branching interfaces and the numbers of the fiber distribution discs can be corresponded in advance, or after winding is finished, the branching interfaces and the numbers of the fiber distribution discs are corresponded, and during later maintenance, the corresponding ports can be searched through the numbers; after wiring is finished, the L-shaped plate is turned over for 180 degrees, and the third screw hole and the first screw hole are fixed through a bolt; thereby completing the wiring process; and finally, leading out the cable through the wire outlet hole.
The above-described embodiments are merely preferred embodiments of the present invention, and all equivalent changes or modifications of the structures, features and principles described in the claims of the present invention are included in the scope of the present invention.
Claims (8)
1. The utility model provides an optical cable of SMC material divides fine case which characterized in that: comprises a fiber distribution box and a fiber distribution cover which are made of SMC materials; the fiber distribution box and the fiber distribution cover are hinged or fixedly installed through bolts; a square inner bin seat is manufactured on the inner side of the fiber distribution box through an integral pressing die; the upper edge and the lower edge of the inner bin seat are both provided with a channel; the upper edge is provided with a first screw hole at the inner side of the channel; the inner bin seat is provided with outer through holes at two ends of the lower edge; the inner side of the lower edge is movably clamped with an L-shaped plate; a square groove is formed in the front end of the L-shaped plate; the square groove is opposite to the outer through hole and is provided with an inner through hole; the inner through hole and the outer through hole are fixed through a rotating shaft; two ends of the rotating shaft are screwed with limiting bolts outside the inner bin seat; the L-shaped plate is provided with a U-shaped groove opposite to the square groove; a row of second screw holes are formed in the convex surface of the L-shaped plate; bosses are arranged on the lower surface of the L-shaped plate in an array manner; each boss is provided with an inner screw hole; the two ends of one side, far away from the square groove, of the L-shaped plate are provided with third screw holes; the third screw hole is fixed with the first screw hole through a bolt; a turntable with an axial cross section in an I-shaped structure is fixed on the second screw hole through a bolt; a plurality of fiber distribution discs are fixedly screwed on the boss through bolts; the outer diameter of the fiber distribution disc close to one surface of the L-shaped plate is larger than that of the fiber distribution disc far away from one surface of the L-shaped plate; the fiber distribution disc comprises a disc body; a winding groove is formed in the circumferential direction of the disc body; a plurality of fiber taking grooves are axially formed in the outer portion of the disc body.
2. An optical cable distribution box made of SMC material according to claim 1, characterized in that: and an expansion fire-retardant filling layer is poured outside the inner bin seat and on the inner surface of the fiber separating cover of the fiber separating box.
3. An optical cable distribution box made of SMC material according to claim 1, characterized in that: each tray body is printed or pasted with a numbering surface.
4. An optical cable distribution box made of SMC material according to claim 1, characterized in that: the L-shaped plate is made of SMC materials.
5. An optical cable distribution box made of SMC material according to claim 1, characterized in that: the fiber distribution box is provided with a wire inlet hole and a wire outlet hole; waterproof joints are embedded in the wire inlet hole and the wire outlet hole from inside to outside; the waterproof joint is fixed on the joint plate; the joint plate is fixed with the inner surface of the fiber distribution box.
6. An optical cable distribution box made of SMC material according to claim 1, characterized in that: the lower part of the inner bin seat is provided with a lower groove matched with the U-shaped groove; and the lower groove and the U-shaped groove form a pipe groove for leading in and leading out optical fibers.
7. An optical cable distribution box made of SMC material according to claim 1, characterized in that: and a fixing hole seat of the optical fiber connection distribution device is arranged on the inner side of the inner bin seat.
8. A method of connecting a cable distribution box made of SMC material according to claim 1, wherein: when the fiber distribution box is used for wiring, cables are led in through the wire inlet holes, then the wire inlet is clamped on the U-shaped groove and then led into the optical fiber connection distribution device, meanwhile, the optical fiber connection distribution device winds all the distributed fibers to the rotary table respectively, after the distributed fibers are wound around the rotary table for one circle, branching is carried out through the rotary table, and each branch is wound to a branch fiber disc; during winding, the cable is wound into a winding groove of the fiber distribution disc and is adjusted through the fiber taking groove; finally, carrying out overall extraction through a U-shaped groove; during winding, the branching interfaces and the numbers of the fiber distribution discs can be corresponded in advance, or after winding is finished, the branching interfaces and the numbers of the fiber distribution discs are corresponded, and during later maintenance, the corresponding ports can be searched through the numbers; after wiring is finished, the L-shaped plate is turned over for 180 degrees, and the third screw hole and the first screw hole are fixed through a bolt; thereby completing the wiring process; and finally, leading out the cable through the wire outlet hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010741740.6A CN111880271B (en) | 2020-07-29 | 2020-07-29 | Optical cable fiber distribution box made of SMC (sheet molding compound) material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010741740.6A CN111880271B (en) | 2020-07-29 | 2020-07-29 | Optical cable fiber distribution box made of SMC (sheet molding compound) material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111880271A CN111880271A (en) | 2020-11-03 |
| CN111880271B true CN111880271B (en) | 2022-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010741740.6A Active CN111880271B (en) | 2020-07-29 | 2020-07-29 | Optical cable fiber distribution box made of SMC (sheet molding compound) material |
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| CN (1) | CN111880271B (en) |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012503785A (en) * | 2008-09-23 | 2012-02-09 | スリーエム イノベイティブ プロパティズ カンパニー | Fiber distribution enclosure with extractable organizer |
| TWI408431B (en) * | 2010-02-26 | 2013-09-11 | Connection Technology Systems Inc | Fiber communication conversion device and the installing method therefor |
| EP2545402B1 (en) * | 2010-03-11 | 2018-05-23 | ADC Telecommunications, Inc. | Fiber optic enclosure with internal cable spool assembly |
| CN103105656B (en) * | 2013-02-25 | 2015-07-08 | 宁波市令通电信设备有限公司 | Sheet molding compound (SMC) optical cable fiber distributing box |
| CN204679700U (en) * | 2015-06-25 | 2015-09-30 | 慈溪市飞天电子器材厂 | A kind of optical fiber distributing box |
| CN108713157B (en) * | 2016-03-09 | 2020-10-09 | 华为技术有限公司 | Optical cable fiber distribution box and optical cable fiber distribution device |
| US20190064463A1 (en) * | 2017-07-25 | 2019-02-28 | Ofs Fitel, Llc | In-line outdoor façade optical fiber distribution closure |
| WO2019050186A1 (en) * | 2017-09-07 | 2019-03-14 | 임채현 | Stack-type storage compartment for optical fiber |
| CN208547754U (en) * | 2018-08-01 | 2019-02-26 | 南通薇星纺织科技有限公司 | A kind of communication engineering optical fiber installs case being easily installed |
| CN208955448U (en) * | 2018-11-16 | 2019-06-07 | 李过关 | A kind of power distribution cabinet easy to repair |
| CN210775979U (en) * | 2019-12-10 | 2020-06-16 | 上海长跃通信技术有限公司 | Novel light-splitting distribution box structure |
| CN111352196A (en) * | 2020-02-28 | 2020-06-30 | 华为技术有限公司 | Optical cable divides fine device |
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2020
- 2020-07-29 CN CN202010741740.6A patent/CN111880271B/en active Active
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Denomination of invention: An SMC optical fiber distribution box Effective date of registration: 20221130 Granted publication date: 20220531 Pledgee: Shizhong Branch of Qilu Bank Co.,Ltd. Pledgor: SHANDONG HAILI PIPE TECHNOLOGY CO.,LTD. Registration number: Y2022980024208 |
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