CN203287595U - Fixing backing ring for optical cable messenger wire - Google Patents
Fixing backing ring for optical cable messenger wire Download PDFInfo
- Publication number
- CN203287595U CN203287595U CN2013203490732U CN201320349073U CN203287595U CN 203287595 U CN203287595 U CN 203287595U CN 2013203490732 U CN2013203490732 U CN 2013203490732U CN 201320349073 U CN201320349073 U CN 201320349073U CN 203287595 U CN203287595 U CN 203287595U
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- CN
- China
- Prior art keywords
- cable messenger
- clamping plate
- lining body
- cable
- messenger
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- 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.)
- Expired - Lifetime
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Abstract
The utility model is a fixing backing ring for an optical cable messenger wire. The fixing backing ring comprises a lining body. When the optical cable messenger wire is bent, the lining body supports the optical cable messenger wire at a folded state. One end of the lining body is connected with a first connection part. A second end of the lining body is connected with a second connection part. When the lining body is bent, the second connection part is in cooperation connection with the first connection part to fix the optical cable messenger wire. The fixing backing ring for the optical cable messenger wire is simple in structure and convenient in construction, and can be used for long-span fixing of a butterfly optical cable. The fixing backing ring for the optical cable messenger wire applicable to many occasions can be used not only for fixing ends of the optical cable messenger wire but also for fixing the middle when the optical cable messenger wire is not broken. The fixing backing ring for the optical cable messenger wire is small in size, convenient in construction and portable, and can effectively reduce installation cost of fiber-to-the-home.
Description
Technical field
The utility model relates to a kind of for improving self-support cable tensile strength and cable messenger being carried out the mechanical grommet of outer protection, particularly relates to fixedly grommet of a kind of cable messenger.
Background technology
At present, Fiber to the home along with FTTH() application day by day universal, the self-bearing type butterfly optical cable starts to use in large quantities.The self-bearing type butterfly optical cable is a kind of butterfly optical cable with messenger wire (being generally individual wire), is mainly used in the fiber-to-the-home section of registering one's residence.The self-bearing type butterfly optical cable is at the built on stilts system of laying of outdoor common employing, and cable messenger is fixed on electric pole, body of wall etc. by the messenger wire terminal attachment and locates.
The patent No. is that 200820153028.9 Chinese utility model patent discloses a kind of folder wedge-type anchoring part.This folder wedge-type anchoring part is namely a kind of common messenger wire terminal attachment, the middle anchor when it lays for the self-bearing type butterfly optical cable is built on stilts.This folder wedge-type anchoring part comprises conical shell, guiding pressing plate, spring carrier arm and taper chock, wherein, be movably equipped with the guiding pressing plate in the bottom of conical shell, be provided with the movable cone chock between the top of guiding pressing plate and conical shell, at the end of being located at outside conical shell of taper chock, be provided with spring carrier arm.During installation, optical cable is placed between conical shell and guiding pressing plate, then inserts the taper chock and be fixed.After by folder wedge-type anchoring part, optical cable being fixed, cable messenger and reinforcement all need bearing tension., due to the resistance to tension of self-bearing type butterfly optical cable messenger wire very weak (less than 80N), so can only being used for short-range optical cable, fixes folder wedge-type anchoring part.In addition, this anchoring part is made from multiple components, and work progress easily causes loss of parts; And the volume of fixture is also larger, and production cost is higher.
The utility model content
The purpose of this utility model is to provide a kind of simple in structure, cheap, can carry out fixedly grommet of cable messenger that large span lays to the self-bearing type butterfly optical cable.
Cable messenger of the present utility model is grommet fixedly, comprise for support the lining body of described cable messenger with bending state when cable messenger bends, one end of described lining body is connected with the first connecting portion, the second end of described lining body is connected with the second connecting portion, described the second connecting portion and described the first connecting portion are connected when described lining body bending, so that described cable messenger is fixed.
Cable messenger of the present utility model is grommet fixedly, wherein, is provided with the groove that extends along described lining body bearing of trend on described lining body, and described groove circumferentially extends and caves inward when described lining body bending state, to support the described cable messenger after bending.
Cable messenger of the present utility model is grommet fixedly, and wherein, the sidewall of described groove is provided with the breach that a plurality of bottom lands to described groove extend.
Cable messenger of the present utility model is grommet fixedly, wherein, is provided with a plurality of outward extending importing rings be used to enclosing and guide cable messenger on the sidewall of described groove.
Cable messenger of the present utility model is grommet fixedly, wherein, described the first connecting portion comprises the first clamping plate, described the first clamping plate are connected with an end of described lining body, described the second connecting portion comprises the second clamping plate, described the second clamping plate are connected with the other end of described lining body, and described the first clamping plate are relative with described the second clamping plate and link together when the bending of described lining body, so that described cable messenger is gripped.
Cable messenger of the present utility model is grommet fixedly, wherein, be provided with the first mounting hole on described the first clamping plate, be provided with the second mounting hole that coordinates with described the first mounting hole on described the second clamping plate, described the first clamping plate and the second clamping plate link together by the bolt that stretches in the first mounting hole and the second mounting hole when described lining body bending.
Cable messenger of the present utility model is grommet fixedly, wherein, be provided with for increasing the anti-skidding projection with the cable messenger friction on the first surface of described the first clamping plate and on second of described the second clamping plate, when described lining body bending second of the first surface of described the first clamping plate and the second clamping plate relative and by described bolt, link together.
Cable messenger of the present utility model is grommet fixedly, and wherein, the bearing of trend of described anti-skidding projection is vertical with the bearing of trend of described lining body.
Cable messenger of the present utility model is grommet fixedly, wherein, the edge-perpendicular of described the first clamping plate connects the side guard plate around described the first clamping plate, described the first clamping plate are connected with an end of described lining body by described side guard plate, be provided with the first through hole and the second through hole for the guiding cable messenger on described side guard plate, described the first through hole is relative with described the second through hole, and the axis of described the first through hole and described the second through hole all points to the bearing of trend of described lining body.
Cable messenger of the present utility model fixedly grommet is simple in structure, and constructability can be used for the long span of butterfly optical cable is fixed.Cable messenger of the present utility model fixedly grommet is fit to many scenes and uses, and the terminal that not only can be used for cable messenger is fixed, and also can be used for cable messenger and does not fix the centre under disconnection.Cable messenger of the present utility model fixedly grommet volume is very small and exquisite, and constructability carries, and can effectively reduce fiber-to-the-home putting and dress up this.
Description of drawings
Fig. 1 is the fixedly structural representation of grommet of cable messenger of the present utility model;
Fig. 2 is the fixedly structural representation of the second connecting portion of grommet of cable messenger of the present utility model;
Fig. 3 is the fixedly structural representation of the first connecting portion of grommet of cable messenger of the present utility model;
Fig. 4 be cable messenger of the present utility model fixedly grommet at the structural representation of bending state;
Fig. 5 is fixedly the first use view of grommet of cable messenger of the present utility model;
Fig. 6 is fixedly the second use view of grommet of cable messenger of the present utility model.
Embodiment
The general thought of the technical program is: cable messenger is positioned in a kind of grommet structure, and with the radius-of-curvature that guarantees cable messenger and cable messenger is protected, the two ends of grommet structure are provided with clamping plate messenger wire are fixed.
As Fig. 1, shown in Figure 4, cable messenger of the present utility model is grommet fixedly, comprise for support the lining body 1 of cable messenger 10 with bending state when cable messenger 10 bends, the first connecting portion 11 that one end of lining body 1 is connected with, the second end of lining body 1 is connected with the second connecting portion 12, when 1 bending of lining body, the second connecting portion 12 and the first connecting portion 11 are connected, so that cable messenger 10 is fixed.
When using cable messenger of the present utility model fixedly during grommet; be bent to form a roughly circular bending body with being fixed on lining body 1 on cable messenger 10; cable messenger 10 after bending is positioned at the periphery of above-mentioned bending body; the bending body guarantees the radius-of-curvature of cable messenger 10 and cable messenger 10 is supported, protects; the second connecting portion 12 and the first connecting portion 11 are connected simultaneously; the one convenient case of bending that guarantees the bending body is that cable messenger 10 is fixed on the other hand.
Cable messenger of the present utility model is grommet fixedly, wherein, is provided with the groove 2 that edge lining body 1 bearing of trend extends on lining body 1, and groove 2 circumferentially extends and caves inward when lining body 1 bending state, to support the cable messenger 10 after bending.
Cable messenger of the present utility model is grommet fixedly, and wherein, the sidewall of groove 2 is provided with the breach 3 that a plurality of bottom lands to groove 2 extend.A plurality of breach 3 are arranged in parallel.Being designed for of breach 3 conveniently serves as a contrast body 1 bending in use.
Cable messenger of the present utility model is grommet fixedly, wherein, is provided with a plurality of outward extending importing rings 4 be used to enclosing and guide cable messenger 10 on the sidewall of groove 2.Import ring 4 and be used for conveniently cable messenger 10 being put into groove 2, import ring 4 and also can prevent cable messenger 10 slippage from groove 2.
In conjunction with Fig. 2, shown in Figure 3, cable messenger of the present utility model is grommet fixedly, and wherein, the first connecting portion 11 comprises that the first clamping plate 31, the first clamping plate 31 are connected with an end of lining body 1.The second connecting portion 12 comprises that the second clamping plate 32, the second clamping plate 32 are connected with the other end of lining body 1, and the first clamping plate 31 are relative with the second clamping plate 32 and by bolt 6, link together when lining body 1 bends, so that cable messenger 10 is gripped.
Cable messenger of the present utility model is grommet fixedly, wherein, is provided with on the first clamping plate 31 on the first mounting hole 21, the second clamping plate 32 and is provided with the second mounting hole 22 that coordinates with the first mounting hole 21.Be provided with screw thread in the first mounting hole 21 and the second mounting hole 22.When 1 bending of lining body, the first clamping plate 31 and the second clamping plate 32 link together by the bolt 6 that stretches in the first mounting hole 21 and the second mounting hole 22.
Cable messenger of the present utility model is grommet fixedly, wherein, be provided with on the first surface 51 of the first clamping plate 31 and on second 52 of the second clamping plate 32 for increasing with anti-skidding protruding 5 of cable messenger 10 frictions, when 1 bending of lining body, the first surface 51 of the first clamping plate 31 and the second clamping plate 32 second is 52 relative and by bolt 6, link together, while anti-skidding protruding 5 is tightly withstood the cable messenger 10 between the first surface 51 of the first clamping plate 31 and the second clamping plate 32 second 52, to strengthen gripping cable messenger 10.
Cable messenger of the present utility model is grommet fixedly, wherein, anti-skidding protruding 5 bearing of trend is vertical with the bearing of trend of lining body 1, like this when 1 bending of lining body, anti-skidding protruding 5 with its cable messenger that contacts 10 vertical, namely with the perpendicular direction of the slippage trend of cable messenger 10, the slippage of more effective restriction cable messenger 10 thus.
Cable messenger of the present utility model is grommet fixedly, wherein, the edge-perpendicular of the first clamping plate 31 connects the side guard plate 33 around the first clamping plate 31, the first clamping plate 31 are connected with an end of lining body 1 by side guard plate 33, be provided with the first through hole 41 and the second through hole 42 for guiding cable messenger 10 on side guard plate 33, the first through hole 41 is relative with the second through hole 42, and the axis of the first through hole 41 and the second through hole 42 all points to the bearing of trend of lining body 1.
Use cable messenger of the present utility model fixedly the mode of the fixedly butterfly optical cable of grommet have two kinds: terminal is fixing and middle fixing.
Terminal is fixedly that a kind of butterfly optical cable is in the built on stilts fixed form that adopts while finishing of laying.While adopting this fixed form, need the cable messenger of butterfly optical cable is disconnected, by cable messenger, end on fixture and be fixed, Fig. 5 show use cable messenger of the present utility model fixedly grommet carry out the fixedly form of butterfly optical cable of terminal.In conjunction with shown in Figure 5; optical cable enters when indoor outdoor; indoor for preventing that forceful electric power frontlighting cable messenger wire 10 from entering, cable messenger 10 disconnects also and being fixed in outside wall after bending, and cable messenger of the present utility model fixedly grommet guarantees the radius-of-curvature of cable messenger 10 and cable messenger 10 is supported, protects.
Middle fixing the finger, be fixed optical cable after the center section at the aerial optical cable circuit (removing built on stilts beginning, end of laying).In the middle of adopting, the system of laying of fixing local optical cable front and back should be consistent, is all built on stilts mode.Fig. 6 show use cable messenger of the present utility model fixedly grommet carry out the fixedly form of butterfly optical cable of centre.In conjunction with shown in Figure 6, cable messenger 10 does not disconnect, but bends two bending rings of twice formation, and two bending rings are individually fixed on body of wall, two bending rings respectively by a cable messenger of the present utility model fixedly grommet support, protect.
Cable messenger of the present utility model fixedly grommet is structure as a whole, and is simple in structure, and constructability only needs one can complete installation to screwdriver in construction.
Cable messenger of the present utility model fixedly grommet can be used for the long span of butterfly optical cable is fixed.Optical cable by cable messenger of the present utility model fixedly grommet fixing after, pulling force mainly is carried on cable messenger, with pressing from both sides the wedge-type anchoring part, fixedly compares, the maximum outreach of optical cable can promote several times.
Cable messenger of the present utility model fixedly grommet is fit to many scenes and uses, and the terminal that not only can be used for cable messenger is fixed, and also can be used for cable messenger and does not fix the centre under disconnection.
Cable messenger of the present utility model fixedly grommet volume is very small and exquisite, and constructability carries, and 1/5th of the not enough existing messenger wire terminal attachment of volume, therefore cost is relatively low.Adopting butterfly optical cable to carry out the user while putting dress, the use amount of messenger wire terminal attachment is larger, and messenger wire terminal attachment cost accounts for puts that to dress up this ratio higher, so cable messenger of the present utility model fixedly grommet can effectively reduce fiber-to-the-home putting and dresses up.
The above is only preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (9)
1. the fixing grommet of a cable messenger, it is characterized in that, comprise for support the lining body of described cable messenger with bending state when cable messenger bends, one end of described lining body is connected with the first connecting portion, the second end of described lining body is connected with the second connecting portion, described the second connecting portion and described the first connecting portion are connected when described lining body bending, so that described cable messenger is fixed.
2. the fixing grommet of cable messenger according to claim 1, it is characterized in that, be provided with the groove that extends along described lining body bearing of trend on described lining body, described groove circumferentially extends and caves inward when described lining body bending state, to support the described cable messenger after bending.
3. the fixing grommet of cable messenger according to claim 2, is characterized in that, the sidewall of described groove is provided with the breach that a plurality of bottom lands to described groove extend.
4. the fixing grommet of cable messenger according to claim 2, is characterized in that, is provided with a plurality of outward extending importing rings be used to enclosing and guide cable messenger on the sidewall of described groove.
5. the fixing grommet of cable messenger according to claim 1, it is characterized in that, described the first connecting portion comprises the first clamping plate, described the first clamping plate are connected with an end of described lining body, described the second connecting portion comprises the second clamping plate, described the second clamping plate are connected with the other end of described lining body, and described the first clamping plate are relative with described the second clamping plate and link together when the bending of described lining body, so that described cable messenger is gripped.
6. the fixing grommet of cable messenger according to claim 5, it is characterized in that, be provided with the first mounting hole on described the first clamping plate, be provided with the second mounting hole that coordinates with described the first mounting hole on described the second clamping plate, described the first clamping plate and the second clamping plate link together by the bolt that stretches in the first mounting hole and the second mounting hole when described lining body bending.
7. the fixing grommet of cable messenger according to claim 6, it is characterized in that, be provided with for increasing the anti-skidding projection with the cable messenger friction on the first surface of described the first clamping plate and on second of described the second clamping plate, when described lining body bending second of the first surface of described the first clamping plate and the second clamping plate relative and by described bolt, link together.
8. the fixing grommet of cable messenger according to claim 7, is characterized in that, the bearing of trend of described anti-skidding projection is vertical with the bearing of trend of described lining body.
9. the fixing grommet of cable messenger according to claim 5, it is characterized in that, the edge-perpendicular of described the first clamping plate connects the side guard plate around described the first clamping plate, described the first clamping plate are connected with an end of described lining body by described side guard plate, be provided with the first through hole and the second through hole for the guiding cable messenger on described side guard plate, described the first through hole is relative with described the second through hole, and the axis of described the first through hole and described the second through hole all points to the bearing of trend of described lining body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203490732U CN203287595U (en) | 2013-06-18 | 2013-06-18 | Fixing backing ring for optical cable messenger wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203490732U CN203287595U (en) | 2013-06-18 | 2013-06-18 | Fixing backing ring for optical cable messenger wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203287595U true CN203287595U (en) | 2013-11-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203490732U Expired - Lifetime CN203287595U (en) | 2013-06-18 | 2013-06-18 | Fixing backing ring for optical cable messenger wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203287595U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107942453A (en) * | 2017-11-06 | 2018-04-20 | 杭州富通通信技术股份有限公司 | Butterfly cable |
-
2013
- 2013-06-18 CN CN2013203490732U patent/CN203287595U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107942453A (en) * | 2017-11-06 | 2018-04-20 | 杭州富通通信技术股份有限公司 | Butterfly cable |
| WO2019085407A1 (en) * | 2017-11-06 | 2019-05-09 | 杭州富通通信技术股份有限公司 | Butterfly cable |
| CN110441873A (en) * | 2017-11-06 | 2019-11-12 | 杭州富通通信技术股份有限公司 | Butterfly optical cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131113 |
|
| CX01 | Expiry of patent term |