CN205263367U - Optical cable protection device that continues fast - Google Patents
Optical cable protection device that continues fast Download PDFInfo
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- CN205263367U CN205263367U CN201520883983.8U CN201520883983U CN205263367U CN 205263367 U CN205263367 U CN 205263367U CN 201520883983 U CN201520883983 U CN 201520883983U CN 205263367 U CN205263367 U CN 205263367U
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- optical cable
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Abstract
The utility model provides an optical cable protection device that continues fast, relates to the protection device that continues who is used for the optical cable to salvage fast. On the technical problem that will the solve basis for mechanical environmental performance after guaranteeing cable connection, the protection device's that further reduces to continue volume makes its more reliable and simple. Its characterized in that: protection device includes metal collapsible tube and two the protection joints of assembly at the metal collapsible tube both ends, metal collapsible tube is used for the cover to establish protecting in cable connection position outside, two protections connect and are used for the tight cable connection position of clamp to control the fiber cable jacket on both sides and make the position completion water proof sealed completely that continues, optical cable after the completion continues can be proceeded to receive and release along with the cable dish. The utility model has the advantages of it is easy to receive and release, uses in a flexible way, and operating time is short, and tensile strength is big, and waterproof and afterbody is prevented curvedly.
Description
Technical field
The present invention relates to fiber optic communication field, relate in particular to the protective device that continues for optical cable rapid rush-repair.
Background technology
Optical cable (opticalfibercable) is manufactured for the performance specification that meets optics, machinery or environment,It is the communication that utilizes one or more optical fiber that is placed in coated sheath also can use separately or in groups as transmission mediumCable-assembly. But the thing followed is exactly the repair issues in the time that optical cable is damaged; The repairing of reply field, executes such as urban constructionHow the fiber failure that work, the anti-dangerous disaster relief, emergency guarantee, artificial destruction etc. cause, fast and effeciently complete optical cable maintenance and repairManage the problem receiving much concern into.
Common optical cable fast splicing protective device, generally has two kinds of methods. One method is comparatively simple, molten at optical cableConnect part outer race last layer rubber sheath pipe, band or immobilization with adhesive tape for two ends, although small volume, its mechanical environmentPerformance is difficult to be guaranteed, and easily occurs the situation of optical cable secondary fracture in the process reusing; Even if also have kind of a situationWith the large-scale bag that continues, the optical cable after welding is fit in cable connection bag, make it avoid external environment influence, but the inclusion that continuesLong-pending large and weight is very large, and installation process is comparatively loaded down with trivial details, needs the expensive time, is not suitable for robbing fast of field optical cableRepair. The use simple operation of protective device and mechanical environment durability therefore continue, both are difficult to have both simultaneously.
Summary of the invention
In order to address the above problem, the utility model proposes a kind of cable connection protective device of new structure. EnsureingAfter cable connection on the basis of mechanical environment performance, the volume of the protective device that further reduces to continue, makes it more simple.
The utility model is to be achieved through the following technical solutions above-mentioned purpose:
A kind of optical cable fast splicing protective device, is characterized in that: described protective device comprises metal hose and is assemblied inTwo protection joints at metal hose two ends; Described metal hose is used for being set in outside, cable connection position and protects; InstituteState two protection joints for clamping the cable jacket of cable connection position the right and left and the position that makes to continue has sealed completelyWaterproofing protection.
Described protection joint front end is provided with pulling sleeve, O shape circle, connect in cover, rubber bushing, adapter sleeve in cover, waterproof; InstituteState protection joint rear end and be provided with sealing sleeve, sealing ring and nut; Described sealing sleeve is for affixed with metal hose, and described nut revolvesTightly, in adapter sleeve outside, the sealing sleeve of affixed metal hose is pressed in adapter sleeve, described sealing ring is arranged on nut and envelopeBetween muzzle, play waterproof action; In the described waterproof being arranged in connection in cover, cover is for elastomeric material and be provided with clamp jaw structure,Between the clamp jaw structure of overlapping in described waterproof and cable jacket, be provided with rubber bushing, in described waterproof, cover is near metal hose endClamp jaw structure insert in adapter sleeve, it is outside that described pulling sleeve is tightened in connection cover, in connection, in cover, is provided with cone-shaped inner holeFace is for pushing the clamp jaw structure that waterproof is overlapped, force the clamp jaw structure of overlapping in waterproof by rubber bushing by cable jacketClamp completely.
Preferably, the built-in structure of described sealing sleeve and metal hose is: the shape of sealing sleeve just in time sticks into metal hoseThe fillet of screw make it to be interlockingly connected completely tightly with metal hose.
Preferably, described metal hose is divided into inside and outside two-layer, and internal layer is flexible steel structure; Skin is PVC plastic sheath.
Further, on pulling sleeve, arrange and protect cable spring for strengthening the afterbody that is located in the optical cable of protection in jointAnti-bending ability.
Further, on pulling sleeve, arrange tail cover for strengthening afterbody anti-bending that is located in the optical cable of protection in jointAbility.
Preferably, pulling sleeve be connected in carry out waterproof sealing with silicon rubber in fit-up gap between cover.
Preferably, carry out waterproof sealing at tail cover or in protecting the fit-up gap between cable spring and pulling sleeve with silicon rubber.
The utility model brings following beneficial effect:
Cable connection protective device of the present utility model can complete the protection to cable connection point quickly and easily, convenientStaff's operation. It has the following advantages compared with the prior art:
1, folding and unfolding: use metal hose in technique, make it to carry out folding and unfolding with optical cable, flexible structure makes it canTo be coiled in easily on cable dish;
2, use flexibility: metal hose length is adjustable, the space of continuing increases, and has improved operation fault tolerance rate, has reduced behaviourMake difficulty, can meet more continuing of Multi-core number optical cable;
3, the operating time: average operating time is only 10-15 minute (containing welding or cold joint time);
4, tensile strength: protection joint adopts the fixing means of screw thread clamping head, makes it have very large tensile strength;
5, waterproof: the gap place of part joint increases seal, all scribbles silicon rubber when assembling in screw thread, can expire wellFoot waterproof demand;
6, afterbody is anti-bending: can protect with addition of tail covers such as protecting cable spring to pulling sleeve according to fiber cable type, strengthenThe anti-bending ability of optical cable afterbody.
The utility model can be widely used in the field repairing of all kinds of cable assemblies, and itself and supporting instrument can be formedCable connection protective device tool box, can be widely used in various fiber optic communication fields (urban construction construction, the anti-dangerous disaster relief, emergentThe fiber failure that guarantee, artificial destruction etc. cause), there are wide market prospects.
Brief description of the drawings
Fig. 1: the schematic diagram of the utility model embodiment mono-
The protection joint design schematic diagram of Fig. 2: the utility model embodiment mono-;
The protection joint rear end assembling schematic diagram of Fig. 3: the utility model embodiment mono-;
The protection joint front end assembling schematic diagram of Fig. 4: the utility model embodiment mono-;
The protection connector portions of Fig. 5: the utility model embodiment mono-has been assembled rear schematic diagram;
Fig. 6: the utility model embodiment bis-schematic diagrames.
In figure: 1: protect cable spring, 2: pulling sleeve, 3:O shape circle, 4: overlap 5 in connection: overlap 6 in waterproof: adapter sleeve, 7: spiral shellCap, 8: sealing ring, 9: sealing sleeve, 10: rubber bushing, 11: optical cable, 12: metal hose, 13: tail cover.
Detailed description of the invention
Embodiment mono-
Refer to Fig. 1, a kind of optical cable fast splicing protective device, comprises metal hose and is arranged on metal hose two endsTwo protection joints, described metal hose is set in outside, cable connection position and protects; Two protection joints are for clampingThe cable jacket of cable connection position the right and left the position that makes to continue have sealed waterproofing protection completely; Carrying out optical cable repairingBefore, must be first will protection joint entirety and metal hose be through at respectively optical cable to be rushed to repair both sides, to complete cable connection laggardLuggage timing, can first be pushed into metal hose the position that optical cable needs protection, then carries out the assembling of metal two ends protection joint.
Described metal hose is divided into inside and outside two-layer, and internal layer is ductility steel plate, and through special insulation processing, and it is necessarilyIn degree, have very strong flexible, inner smooth structure makes its lead-in wire convenient, and skin is black PVC plastics, wherein addsFire-proof flame-retarded agent, and add anti-UV ultraviolet ray and prevent the composition of aging action.
Described protection joint forms the equal brass of shell nickel plating system by multiple assembling parts, and inner seal adopts rubber parts,In waterproof, cover is the good working of plastics of elasticity, and the clamping head that its clamp jaw respective outer side edges rubber bushing forms, can consolidate securelyDetermine optical cable.
In embodiment mono-, be equipped with and protect cable spring for strengthening the anti-bending energy of the afterbody that is located in the optical cable in protection jointPower.
In conjunction with referring to Fig. 2 to Fig. 5, protection joint comprises pulling sleeve 2, O shape circle 3, overlap 4 in connecting, overlap 5 in waterproof, rubberLining 10, adapter sleeve 6, sealing sleeve 9, sealing ring 8 and nut 7, detailed structure is shown in Fig. 2.
First protect the assembling of joint rear end near metal hose end, as shown in Figure 3, nut 7 is revolved from adapter sleeve 6Pine, and it is pushed to together with sealing ring 8 to metal hose 12 outsides, the spirality by sealing sleeve 9 along metal hose 12 portsDirection screw, the special shape of sealing sleeve 9 just in time can stick into the fillet of screw of metal hose 12, makes it and metal hose 12Be interlockingly connected completely tight; After completing, sealing ring 8 and nut 7 are pushed back, and nut 7 is screwed cycle adapter sleeve 6 outsides again, and useSpanner is reinforced.
Screw off pulling sleeve 2 and connection wherein and overlap 4 from adapter sleeve 6 afterbodys, as shown in Figure 4, release from pulling sleeve 2 afterbodysProtect cable spring 1, divide and coat after some silicon rubber protecting cable spring 1 head thicker part, then will protect cable spring 1 and reinstall and rotate a fewMake gluing even, in connection, overlap 4 near a silicon rubber on screw thread place's point of pulling sleeve 2, pulling sleeve 2 is screwed in connection and overlapped4 is outside and screw with spanner, thereby complete the waterproofing protection of protection joint, makes it to seal completely. (" ▲ " locates to be coated with in the drawings704 silicon rubber)
Complete respectively after the assembling of protection joint front end, rear end, will in waterproof, overlap 5 knots of the clamp jaw near metal hose endStructure carefully pushes in adapter sleeve 6, and protection joint front end and rear end is screwed with spanner, need be threaded to pulling sleeve 2 complete with adapter sleeve 6Full contact, forces and in connection, overlaps 4 cone-shaped inner hole face and compress and in waterproof, overlap 5 clamp jaw structure and make it at utmost to shrink, fromAnd by rubber bushing 10, cable jacket is clamped completely, and then complete the assembling process of a protection joint, as Fig. 5. CompleteBecome after the installation of first protection joint of protection, repeat the protection joint of the aforesaid operations method assembling metal hose other end.
Embodiment bis-
Referring to Fig. 6, thoroughly do away with different environment for use needs, protect cable spring 12 and can replace with tail cover 13. Other structureAnd assembling mode is with embodiment mono-.
The above-mentioned description to embodiment is can understand and apply this reality for ease of those skilled in the artWith novel. Person skilled in the art obviously can easily make various amendments to these embodiment, and saying at thisBright General Principle is applied in other embodiment and needn't passes through performing creative labour. Therefore, the utility model is not limited to thisIn embodiment, those skilled in the art are according to announcement of the present utility model, do not depart from changing that the utility model category makesEntering and revise all should be within protection domain of the present utility model.
Claims (8)
1. an optical cable fast splicing protective device, is characterized in that: described protective device comprises metal hose and is assemblied in goldBelong to two protection joints at flexible pipe two ends; Described metal hose is used for being set in outside, cable connection position and protects; DescribedTwo protection joints are for clamping the cable jacket of cable connection position the right and left and the position that makes to continue has sealed anti-completelyWater conservation.
2. according to a kind of optical cable fast splicing protective device claimed in claim 1, it is characterized in that: described protection joint front endBe provided with pulling sleeve, O shape circle, connect in cover, rubber bushing, adapter sleeve in cover, waterproof; Described protection joint rear end is provided with sealingCover, sealing ring and nut; Described sealing sleeve is for affixed with metal hose, and described nut is tightened on adapter sleeve outside, by affixedThe sealing sleeve of metal hose is pressed in adapter sleeve, and described sealing ring is arranged between nut and sealing sleeve and plays waterproof action; InstituteState in the waterproof being arranged in connection in cover cover for elastomeric material and be provided with clamp jaw structure, the clamp jaw knot overlapping in described waterproofBetween structure and cable jacket, be provided with rubber bushing, in described waterproof, cover inserts adapter sleeve near the clamp jaw structure of metal hose endIn, described pulling sleeve is tightened on cover outside in connection, in connection, in cover, is provided with the folder that cone-shaped inner hole face overlaps for pushing waterproofTight pawl structure, forces the clamp jaw structure of overlapping in waterproof by rubber bushing, cable jacket to be clamped completely.
3. according to a kind of optical cable fast splicing protective device claimed in claim 2, it is characterized in that: described sealing sleeve and metalThe built-in structure of flexible pipe is: the fillet of screw that the shape of sealing sleeve just in time sticks into metal hose makes it to interlock completely with metal hoseConnect tight.
4. according to a kind of optical cable fast splicing protective device claimed in claim 1, it is characterized in that: described metal hose is divided intoInside and outside two-layer, internal layer is flexible steel structure; Skin is PVC plastic sheath.
5. according to a kind of optical cable fast splicing protective device claimed in claim 2, it is characterized in that: on pulling sleeve, arrange and protectCable spring is for strengthening the anti-bending ability of the afterbody that is located in the optical cable in protection joint.
6. according to a kind of optical cable fast splicing protective device claimed in claim 2, it is characterized in that: on pulling sleeve, arrange tailCover is for strengthening the anti-bending ability of the afterbody that is located in the optical cable in protection joint.
7. according to a kind of optical cable fast splicing protective device claimed in claim 2, it is characterized in that: pulling sleeve be connected in coverBetween fit-up gap in carry out waterproof sealing with silicon rubber.
8. according to a kind of optical cable fast splicing protective device described in claim 5 or 6, it is characterized in that: at tail cover or protect cableIn fit-up gap between spring and pulling sleeve, carry out waterproof sealing with silicon rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520883983.8U CN205263367U (en) | 2015-11-09 | 2015-11-09 | Optical cable protection device that continues fast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520883983.8U CN205263367U (en) | 2015-11-09 | 2015-11-09 | Optical cable protection device that continues fast |
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| Publication Number | Publication Date |
|---|---|
| CN205263367U true CN205263367U (en) | 2016-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520883983.8U Active CN205263367U (en) | 2015-11-09 | 2015-11-09 | Optical cable protection device that continues fast |
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| CN (1) | CN205263367U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107067610A (en) * | 2017-06-27 | 2017-08-18 | 广州神科光电科技有限公司 | Vibration optical fiber intelligent alarm system |
-
2015
- 2015-11-09 CN CN201520883983.8U patent/CN205263367U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107067610A (en) * | 2017-06-27 | 2017-08-18 | 广州神科光电科技有限公司 | Vibration optical fiber intelligent alarm system |
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