CN104076471A - Plugging device of optical cable leading-down pipe - Google Patents
Plugging device of optical cable leading-down pipe Download PDFInfo
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- CN104076471A CN104076471A CN201410334260.2A CN201410334260A CN104076471A CN 104076471 A CN104076471 A CN 104076471A CN 201410334260 A CN201410334260 A CN 201410334260A CN 104076471 A CN104076471 A CN 104076471A
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- optical cable
- umbrella body
- plugging device
- shutoff
- lower pipe
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Abstract
The invention provides a plugging device of an optical cable leading-down pipe. The plugging device comprises an umbrella body (10) with the top opened, a fixing part (20) and plugging media (30). The opening of the umbrella body (10) downwards covers the inlet of the optical cable leading-down pipe. The top opening of the umbrella body (10) is fixed to an optical cable arranged in the optical cable leading-down pipe in a penetrating mode through the fixing part (20). The plugging media (30) fill the space between the optical cable inside the umbrella body (10) and the inlet of the optical cable leading-down pipe and fill the connection portion of the top opening of the umbrella body (10) and the optical cable. According to the plugging device, the problem that plugging of the optical cable leading-down pipe is not tight in the correlation technique is solved, and the plugging effect is improved.
Description
Technical field
The present invention relates to optical cable blocking technology, in particular to a kind of optical cable, draw the plugging device of lower pipe.
Background technology
During present optical cable is laid, all lightguide cable links pass through battery limits optical cable and draw lower pipe and lay through cable duct, enter information communication machine room optical fiber distributing screen.The shutoff processing of drawing lower pipe place at battery limits optical cable does not have unified standard and good solution.If rain enters optical cable, draw lower pipe, optical cable drew in lower pipe and froze winter, by the bursting by freezing of optical cable fibre core, thereby caused traffic failure event to occur.
In order to prevent that rainwater from entering optical cable and drawing lower pipe, the mouth of pipe that need to draw lower pipe to optical cable carries out shutoff.At present, generally adopt the stifled optical cable of shutoff mudding to draw the mouth of pipe of lower pipe.But the shutoff mud that draws lower pipe place due to optical cable is because of long-term outside exposed, through erosion, the sun of rainwater be exposed to the sun, later stage threading etc. will there will be shutoff mud to occur dry and cracked phenomenon, make optical cable draw the shutoff of the lower pipe mouth of pipe not tight, thereby cause mouth of pipe water inlet.
For optical cable in correlation technique, draw the problem that lower pipe easily occurs that shutoff is not tight, not yet propose at present effective solution.
Summary of the invention
The invention provides the plugging device that a kind of optical cable draws lower pipe, at least to solve optical cable, draw the problem that lower pipe easily occurs that shutoff is not tight.
According to an aspect of the present invention, provide a kind of optical cable to draw the plugging device of lower pipe, comprise: open-topped umbrella body (10), fixture (20) and shutoff matter (30), wherein, described umbrella body (10) umbrella mouth down is overlying on the entrance that optical cable draws lower pipe, and described umbrella body (10) is fixed on to wear into described optical cable by described fixture (20) at described top open part and draws on the optical cable of lower pipe; Described shutoff matter (30) is filled in and is positioned at described umbrella body (10) inner described optical cable and described optical cable and draws between the entrance of lower pipe, and is filled in the open top of described umbrella body (10) and the junction of described optical cable.
Preferably, described umbrella body (10) comprising: form described open-topped ring texture (102), with the conical surface shape structure (104) that forms the umbrella cover of described umbrella body (10), wherein, one end of described ring texture (102) is connected with the smaller opening of described conical surface shape structure (104), and described ring texture (102) is the contractile structure of collar extension after being squeezed; Described umbrella body (10) is fixed on described optical cable by the described fixture (20) being fixed in described ring texture (102).
Preferably, described umbrella body (10) is stamping forming integrative-structure, and described umbrella body (10) lateral opening.
Preferably, described umbrella body (10) is combined by stamping forming a plurality of identical integrative-structures, and wherein, described umbrella body (10) is fixed and be combined into described a plurality of identical integrative-structures by described fixture (20).
Preferably, the number of described a plurality of identical integrative-structures is two or three.
Preferably, described fixture (20) comprising: have lateral opening, for the set collar around described ring texture (102) (202) be fastened on the bolt arrangement (204) of described set collar (202) opening part.
Preferably, described shutoff matter (30) comprises shutoff mud and/or glass cement.
Preferably, described plugging device also comprises elasticity shield (40), and wherein, described elasticity shield (40) is wrapped on the described optical cable of described top open part.
Preferably, described umbrella body (10) is made by galvanized iron sheet.
Preferably, described plugging device comprises a plurality of along described optical cable successively fixing umbrella body (10).
By the present invention, adopt open-topped umbrella body (10), fixture (20) and shutoff matter (30), wherein, described umbrella body (10) umbrella mouth down is overlying on the entrance that optical cable draws lower pipe, and described umbrella body (10) is fixed on to wear into described optical cable by described fixture (20) at described top open part and draws on the optical cable of lower pipe; Described shutoff matter is filled in and is positioned at described umbrella body (10) inner described optical cable and described optical cable and draws between the entrance of lower pipe, and be filled in the open top of described umbrella body (10) and the junction of described optical cable, solve optical cable in correlation technique and drawn the problem that lower pipe easily occurs that shutoff is not tight, promoted plugging effect.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 draws the side sectional structure schematic diagram of the plugging device of lower pipe according to the optical cable of the embodiment of the present invention;
Fig. 2 draws the plan structure schematic diagram of the plugging device of lower pipe according to the optical cable of the embodiment of the present invention;
Fig. 3 is that optical cable draws the side sectional structure schematic diagram of the plugging device of lower pipe according to the preferred embodiment of the invention.
Embodiment
It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
In order to solve that plugging device is subject to rain erosion, exposure in sunshine and easily dry and cracked coming off, causes the not tight problem of shutoff, and the present embodiment provides a kind of optical cable to draw the plugging device of lower pipe.Fig. 1 draws the side sectional structure schematic diagram of the plugging device of lower pipe according to the optical cable of the embodiment of the present invention, as shown in Figure 1, this plugging device comprises: open-topped umbrella body 10, fixture 20 and shutoff matter 30, wherein,
The umbrella mouth down of umbrella body 10 is overlying on the entrance that optical cable draws lower pipe, and umbrella body 10 is fixed on and is worn on the optical cable that draws lower pipe into optical cable by fixture 20 at top open part;
Shutoff matter is filled between the entrance that draws lower pipe at the optical cable of umbrella body 10 inside and optical cable, and is filled in the open top of umbrella body 10 and the junction of optical cable.
Shown in employing Fig. 1, the optical cable of structure draws the plugging device of lower pipe; make the umbrella body 10 can shielded from sunlight tanning by the sun shutoff mouth; meanwhile, due to the junction that protection and the shutoff matter 30 of umbrella body 10 is filled in 10 open tops of umbrella body and optical cable, avoided rainwater to infiltrate shutoff mouth.Visible, adopt the plugging device of said structure, solved in correlation technique the not tight problem of shutoff causing owing to being subject to rain erosion, exposure in sunshine, promoted the plugging effect of shutoff mouth.
As shown in Figure 1, preferably, umbrella body 10 comprises: form open-topped ring texture 102, and form the conical surface shape structure 104 of the umbrella cover of umbrella body 10, wherein, this conical surface shape structure 104 adopts the form of circular conical surface, can reduce manufacturing cost; Certainly, in certain embodiments, conical surface shape structure 104 is not limited to the form of circular conical surface, according to the needs that wait attractive in appearance, also can adopt the form of the polyhedron conical surface or other irregular conical surfaces.
Further, conical surface shape structure 104 can also adopt other structure to replace, and the common feature of these replaceable structures is shutoff mouth to be contained in to the inside of structure, thereby avoids the pouring of watering of exposure in sunshine and rainwater.
Wherein, in above-mentioned umbrella body 10, one end of ring texture 102 is connected with the smaller opening (being upper end open) of conical surface shape structure 104, and the mode of connection includes but not limited to: bonding, welding or integrated connection.
Wherein, ring texture 102 is the contractile structure of collar extension after being squeezed, and this structure is applicable to the fixing of fixture 20, and the mode that realizes this structure comprises: ring texture 102 adopts resilient material to make, for example, and rubber, elastoplast etc.; Or adopt the metal material of easy crimp to make, such as: wrought iron, aluminum material etc.;
Wherein, umbrella body 10 is fixed on optical cable by the fixture 20 being fixed in ring texture 102.
Preferably, in implementation process, for the ease of manufacturing, the umbrella body 10 that adopts metal material to make can be stamping forming integrative-structure; Adopt umbrella body 10 that flexible plastic material the is made structure that can be formed in one.
And, for the open top that can make umbrella body 10 becomes large or diminishes along with the radical of optical cable and thickness, opening is carried out in side at umbrella body 10, thereby the thickness that makes the open top of umbrella body 10 can adapt to a certain extent optical cable changes, and is convenient to the shutoff again after secondary threading.Preferably, complete threading and fixedly after umbrella body 10, for the opening of umbrella body 10 sides, can adopt dismountable marine glue or glass cement to make up, to avoid rainwater to infiltrate shutoff mouth by lateral opening.
Preferably, in further embodiments, umbrella body 10 is combined by impact briquetting (metal material) or a plurality of identical integrative-structure of building moulding (flexible plastic material), and wherein, umbrella body 10 is fixed and be combined into a plurality of identical integrative-structures by fixture 20.Wherein, each integrative-structure is a part for ring texture 102 and conical surface shape structure 104.For example, in the umbrella body 10 that comprises tetrahedron cone structure, a plurality of identical integrative-structures are one or more tetrahedron umbrella cover that comprises ring texture 102 parts and be connected with this part ring texture 102.The place of being connected of a plurality of identical integrative-structures can adopt dismountable marine glue or glass cement to make up equally, to avoid rainwater to infiltrate to shutoff mouth by the place of being connected.
Preferably, for the convenience of manufacturing and installing, the number of a plurality of identical integrative-structure of above-mentioned composition umbrella body 10 is two or three.
Fig. 2 draws the plan structure schematic diagram of the plugging device of lower pipe according to the optical cable of the embodiment of the present invention, as shown in Figure 2, preferably, fixture 20 comprises: have lateral opening, for the set collar 202 around ring texture 102, and be fastened on the bolt arrangement 204 of set collar 202 opening parts.In actual applications, this fixture 20 is the buckle that metal or elastoplast are made.Employing is clasped with the umbrella body 10 of lateral opening with bolt arrangement 204, thereby has formed plugging device agent structure that can be for convenience detach.For example, during secondary optical cable threading, only buckle need be opened, complete after secondary optical cable threading, according to number of cables, adjust the open-topped size of plugging device, again by shutoff matter 30 and fixture 20, be fixed sealing.
Preferably, shutoff matter 30 comprises shutoff mud and/or glass cement.
Preferably, this plugging device also comprises: elasticity shield 40, wherein, elasticity shield 40 is wrapped on the optical cable of top open part, for preventing excessive compression and the damage of rain cone body 10 or 20 pairs of optical cables of fixture.Preferably, elasticity shield is made by waterproof and/or fire proofing material.
Preferably, in order to reach the requirement of waterproof, umbrella body 10 can be flexible plastic material, can be also rust stable metal (or alloy) material, and for example, umbrella body 10 can be made by galvanized iron sheet.Galvanized iron sheet can meet waterproof, fire prevention and rust stable requirement simultaneously.In order to meet the requirement of acidproof or alkali corrosion resistance, can also on umbrella body 10, adopt copper facing or the technique such as zinc-plated.
Fig. 3 draws the side sectional structure schematic diagram of the plugging device of lower pipe according to the optical cable of the embodiment of the present invention, as shown in Figure 3, preferably, plugging device can comprise a plurality of along optical cable successively fixing umbrella body 10.
In sum, according to the abovementioned embodiments of the present invention, optical cable draws the enforcement of lower pipe plugging device, make the shutoff of optical cable simple to operate, elegant in appearance, waterproof effect is good, durable in use, can in secondary threading process, can reuse simultaneously.Can realize the function of fire prevention, rainproof, anti-toy simultaneously.Improved the running environment of communications optical cable, for the safety and reliability of equipment provides technical guarantee.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. optical cable draws a plugging device for lower pipe, it is characterized in that comprising: open-topped umbrella body (10), fixture (20) and shutoff matter (30), wherein,
Described umbrella body (10) umbrella mouth down is overlying on the entrance that optical cable draws lower pipe, and described umbrella body (10) is fixed on to wear into described optical cable by described fixture (20) at described top open part and draws on the optical cable of lower pipe;
Described shutoff matter (30) is filled in and is positioned at described umbrella body (10) inner described optical cable and described optical cable and draws between the entrance of lower pipe, and is filled in the open top of described umbrella body (10) and the junction of described optical cable.
2. plugging device according to claim 1, is characterized in that, described umbrella body (10) comprising: form described open-topped ring texture (102), and form the conical surface shape structure (104) of the umbrella cover of described umbrella body (10), wherein,
One end of described ring texture (102) is connected with the smaller opening of described conical surface shape structure (104), and described ring texture (102) is the contractile structure of collar extension after being squeezed;
Described umbrella body (10) is fixed on described optical cable by the described fixture (20) being fixed in described ring texture (102).
3. plugging device according to claim 2, is characterized in that, described umbrella body (10) is stamping forming integrative-structure, and described umbrella body (10) lateral opening.
4. plugging device according to claim 2, it is characterized in that, described umbrella body (10) is combined by stamping forming a plurality of identical integrative-structures, and wherein, described umbrella body (10) is fixed and be combined into described a plurality of identical integrative-structures by described fixture (20).
5. plugging device according to claim 4, is characterized in that, the number of described a plurality of identical integrative-structures is two or three.
6. plugging device according to claim 2, it is characterized in that, described fixture (20) comprising: have lateral opening, for the set collar around described ring texture (102) (202) be fastened on the bolt arrangement (204) of described set collar (202) opening part.
7. plugging device according to claim 1, is characterized in that, described shutoff matter (30) comprises shutoff mud and/or glass cement.
8. plugging device according to claim 1, is characterized in that, described plugging device also comprises elasticity shield (40), and wherein, described elasticity shield (40) is wrapped on the described optical cable of described top open part.
9. according to the plugging device described in any one in claim 1 to 8, it is characterized in that, described umbrella body (10) is made by galvanized iron sheet.
10. plugging device according to claim 9, is characterized in that, described plugging device comprises a plurality of along described optical cable successively fixing umbrella body (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410334260.2A CN104076471A (en) | 2014-07-14 | 2014-07-14 | Plugging device of optical cable leading-down pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410334260.2A CN104076471A (en) | 2014-07-14 | 2014-07-14 | Plugging device of optical cable leading-down pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104076471A true CN104076471A (en) | 2014-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410334260.2A Pending CN104076471A (en) | 2014-07-14 | 2014-07-14 | Plugging device of optical cable leading-down pipe |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011248221A (en) * | 2010-05-28 | 2011-12-08 | Hitachi Cable Ltd | Optical cable and optical active cable |
| CN203178537U (en) * | 2013-04-11 | 2013-09-04 | 国家电网公司 | Cable protection tube plugging device |
| CN203337873U (en) * | 2013-05-10 | 2013-12-11 | 宁夏电力公司宁东供电局 | Cable down lead bushing plugging material protecting device |
| CN204086613U (en) * | 2014-07-14 | 2015-01-07 | 国家电网公司 | A kind of plugging device of optical cable skirt |
-
2014
- 2014-07-14 CN CN201410334260.2A patent/CN104076471A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011248221A (en) * | 2010-05-28 | 2011-12-08 | Hitachi Cable Ltd | Optical cable and optical active cable |
| CN203178537U (en) * | 2013-04-11 | 2013-09-04 | 国家电网公司 | Cable protection tube plugging device |
| CN203337873U (en) * | 2013-05-10 | 2013-12-11 | 宁夏电力公司宁东供电局 | Cable down lead bushing plugging material protecting device |
| CN204086613U (en) * | 2014-07-14 | 2015-01-07 | 国家电网公司 | A kind of plugging device of optical cable skirt |
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Application publication date: 20141001 |
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