CN2690902Y - Optical cable junction box - Google Patents
Optical cable junction box Download PDFInfo
- Publication number
- CN2690902Y CN2690902Y CN 200420030629 CN200420030629U CN2690902Y CN 2690902 Y CN2690902 Y CN 2690902Y CN 200420030629 CN200420030629 CN 200420030629 CN 200420030629 U CN200420030629 U CN 200420030629U CN 2690902 Y CN2690902 Y CN 2690902Y
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- CN
- China
- Prior art keywords
- base
- junction box
- groove
- cable junction
- inlet wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Cable Accessories (AREA)
Abstract
The utility model discloses an optical cable junction box, which has the advantages of good hermeticity; moreover, the optical fiber can be easily dismounted and well stored at the time of line maintenance. The optical cable junction box comprises a base, a top cover, a backup optical fiber-holding box, lead-in sealed covers and a junction tray group. The both ends of the base of the optical cable junction box are provided with lead-in pipes and sealed covers, the backup optical fiber-holding box is installed on the base, a junction tray group composed of a plurality of junction trays is installed on the upper part of the backup optical fiber-holding box, the top cover is sealed with the junction box base, and a screw bolt is installed on the base. The utility model can be used in various cable communication projects.
Description
Technical field:
The utility model relates to the Communication Equipment technical field, and specifically it is a kind of cable junction box.
Background technology:
Optical cable is as signal transmission medium, and is big because of its transmission capacity, speed is fast, distorted signals is little is widely used in the wire communication engineering.Optical cable is the same with other cables, and its length all is limited, must carry out two optical fiber between the optical cable and connect in work progress; Perhaps work as optical cable and arrive some nodes, in the time of need carrying out the use of different directions branch family, the optical fiber that also needs to carry out between the optical cable connects.So in the fiber optic communications engineering, cable junction box is one of indispensable equipment, and, the technical requirement of cable junction box is wanted height more than the technical requirement to other cable coupling boxs at aspects such as leakproofnesss.
Chinese patent 99210951.5 disclosed a kind of cable junction box are made up of a plurality of auxiliary box bodies, though this cable junction box is simple in structure, the length of box body is changeable as required, and its leakproofness is difficult to reach requirement.Particularly fiber optics is not high because of the intensity of itself, a steel wire all will be set as core when making optical cable in optical cable, to improve the intensity of optical cable.And when utilizing this terminal box splicing optical fibers, the core of two optical cables can't be linked together, though be provided with gripping mechanism at the two ends of terminal box, only depends on connecting between optical fiber and the optical fiber in the terminal box, tends to because vibrations, stretch and cause broken string.In addition, not necessarily all once participation connections of all optical fiber when two optical cables connect, so, standby optical fiber can only at will be placed in the box body, can cause the damage of optical fiber like this, also can give to building into a lot of troubles.
Chinese patent 01235336.1 disclosed another kind of cable junction box, though solved the articulation issues of unidirectional optical cable core and terminal box, the placement problem of standby optical fiber still has to be solved.
In addition, Chinese patent 01235336.1 also discloses a kind of cable junction box, this terminal box has taken into full account the placement problem of the sealing problem and the standby optical fiber of terminal box integral body, but structure more complicated not only, and when dismounting, must Seal Kit be opened layer by layer from the terminal box two ends, assemble successively again during installation, bring sizable difficulty to maintenance, in addition, because its seal point is many, complex-shaped, causes the probability of bad seals also can increase in the disassembly process thereupon, thereby cause communication quality to descend.
Summary of the invention:
The purpose of this utility model just provides a kind of good airproof performance, connects cable junction box reliable, that be convenient to keep in repair, can properly place standby optical fiber.
The purpose of this utility model is to realize like this, cable junction box comprises base, loam cake, standby optical fiber holder, inlet wire seal closure and wiring pallet group, it is characterized in that: cable junction box is provided with base (20), optical cable core fixed mount (25) is installed on the bottom surface of base (20), the two ends of base (20) are provided with inlet wire pipe (70), the seal closure (40) that is provided with several inlet wire skirts (41) is sleeved on the inlet wire pipe (70), standby optical fiber holder (80) is installed on the base (20), in the top of standby optical fiber holder (80) the wiring pallet group of being made up of several wiring pallets (11) (10) is housed, loam cake (30) is installed on the base (20) with bolt (1).On the forward and backward box wall medial surface of base (20), be provided with several and articulate groove (36), stiffening plate (91) is housed on the lateral surface, the box wall is provided with several fixing threaded holes (21), the two ends of base (20) are provided with support (23), form incoming line (22) between support (23) and the bottom surface, being provided with xsect on the upper surface of forward and backward box wall of base (20) and support (23) is rectangular seal bar embedded groove (24), and xsect is embedded in the seal groove (24) for circular sealing strip (71).Inlet wire pipe (70) forms one with base (20) and support (23), the base one upper lateral part sealing of inlet wire pipe (70), form semicircle incoming line (73) between bottom and base (20) and the support (23), on the outer round surface of inlet wire pipe (70), be provided with several xsects and embed annular groove (72) for the rectangular seal bar, xsect is embedded in the closure gasket groove (72) for circular annular seal bar (71), the pressing plate (90) that is provided with inlet wire skirt hole (91) is sleeved on the outer face of seal closure (40), and clip (50) is fastened on the cylindrical of seal closure (40) and pressing plate (90).Be provided with optical fiber catch (84) in the box body (81) of standby optical fiber holder (80), cover plate (82) is housed above, be provided with below the box body (81) with the corresponding fluting of optical cable core fixed mount (25) (83) and with articulate the corresponding hook-shaped hanging part of groove (36) (85).On a side of each wiring pallet (11), be provided with and articulate groove (12), articulate groove (12) below be provided with hook-shaped hanging part (13), a side is hinged between two wiring pallets (11), and the opposite side utilization articulates groove (12) and hook-shaped hanging part (13) and is hooked together and forms wiring pallet group (10).Loam cake (30) is provided with and the corresponding fixing screw through hole of fixing threaded hole (21), is provided with and the corresponding rectangle fin of rectangular seal groove (24) (32) on loam cake (30) and seal face (60) that base (20) matches.
Compared with prior art, the utility model has the advantages that loam cake is arranged separately on the base, open loam cake and get final product wiring or maintenance, needn't dismantle the Seal Kit at box body two ends again, solved the sealing problem of terminal box better; The optical cable core is fixedly mounted on the base, has improved the reliability that optical fiber connects; Properly settled the storage problem of standby optical fiber; Hinged, hanging structure between the wiring pallet provide great convenience for wiring or maintenance.
Description of drawings:
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is a partial structurtes synoptic diagram of the present utility model.
Fig. 3 is that partial assembled of the present utility model concerns synoptic diagram.
Fig. 4 is an assembly relation synoptic diagram of the present utility model.
Fig. 5 is a longitudinal sectional view of the present utility model.
Fig. 6 is the assembling synoptic diagram of the utility model wiring pallet group.
Embodiment:
Embodiment 1:
Below in conjunction with accompanying drawing, the utility model is further described.During wiring loam cake 30 is unloaded from base 20, clip 50 is loosened and remove seal closure 40 and pressing plate 90 successively, optical cable is penetrated inlet wire skirt hole 91 and inlet wire skirt 41; By inlet wire pipe 70, optical cable is introduced in the terminal box, adjust the inlet wire length in the box after, load onto seal closure 40 and pressing plate 90, with clip 50 seal closure 40 and pressing plate 90 are fastened on the inlet wire pipe 70 at last, reach the purpose that the end of incoming cables seals.With the cable jacket strip off, the optical cable core is screwed on optical cable core fixed mount 25; The wiring operation can be chosen on a certain wiring pallet 11 as required to be carried out.Standby fiber reel in standby optical fiber holder 80, is covered cover plate 82, put down wiring pallet group 10; With screw 1 loam cake 30 is installed on the base 20 at last, and stiffening plate 91 is installed on the forward and backward side of base 20.
Embodiment 2:
During maintenance loam cake 30 is unloaded from base 20, raise a certain wiring pallet 11, just can detect or keep in repair, and need not to open the Seal Kit at two ends circuit.
Embodiment 3:
Claims (9)
1, cable junction box, comprise base, loam cake, standby optical fiber holder, inlet wire seal closure and wiring pallet group, it is characterized in that: cable junction box is provided with base (20), optical cable core fixed mount (25) is installed on the bottom surface of base (20), the two ends of base (20) are provided with inlet wire pipe (70), the seal closure (40) that is provided with several inlet wire skirts (41) is sleeved on the inlet wire pipe (70), standby optical fiber holder (80) is installed on the base (20), in the top of standby optical fiber holder (80) the wiring pallet group of being made up of several wiring pallets (11) (10) is housed, loam cake (30) is installed on the base (20) with bolt (1).
2, a kind of cable junction box according to claim 1, it is characterized in that: on the forward and backward box wall medial surface of base (20), be provided with several and articulate groove (36), the box wall is provided with several fixing threaded holes (21), the two ends of base (20) are provided with support (23), form incoming line (22) between support (23) and the bottom surface, be provided with sealing strip embedded groove (24) on the upper surface of forward and backward box wall of base (20) and support (23), sealing strip (71) is embedded in the seal groove (24).
3, a kind of cable junction box according to claim 1, it is characterized in that: inlet wire pipe (70) forms one with base (20) and support (23), the base one upper lateral part sealing of inlet wire pipe (70), form semicircle incoming line (73) between bottom and base (20) and the support (23), on the outer round surface of inlet wire pipe (70), be provided with several sealing strips and embed annular groove (72), annular seal bar (71) is embedded in the closure gasket groove (72), the pressing plate (90) that is provided with inlet wire skirt hole (91) is sleeved on the lateral surface of seal closure (40), and clip (50) is fastened on the cylindrical of seal closure (40) and pressing plate (90).
4, a kind of cable junction box according to claim 1, it is characterized in that: be provided with optical fiber catch (84) in the box body (81) of standby optical fiber holder (80), cover plate (82) is housed above, be provided with below the box body (81) with the corresponding fluting of optical cable core fixed mount (25) (83) and with articulate corresponding several the hook-shaped hanging parts (85) of groove (36).
5 a kind of cable junction box according to claim 1, it is characterized in that: on a side of each wiring pallet (11), be provided with and articulate groove (12), articulate groove (12) below be provided with hook-shaped hanging part (13), a side is hinged between two wiring pallets (11), the opposite side utilization articulates groove (12) and hook-shaped hanging part (13) is hooked together, and forms wiring pallet group (10).
6, a kind of cable junction box according to claim 1, it is characterized in that: loam cake (30) is provided with and the corresponding fixing screw through hole of fixing threaded hole (21), is provided with and the corresponding fin of seal groove (24) (32) on loam cake (30) and seal face (60) that base (20) matches.
7, a kind of cable junction box according to claim 2 is characterized in that: on the forward and backward box wall of base (20) lateral surface stiffening plate (91) is housed.
8, a kind of cable junction box according to claim 2 is characterized in that: the xsect of sealing strip embedded groove (24) is a rectangle on forward and backward box wall of base (20) and support (23) upper surface, and the xsect of annular seal bar (71) is circular.
9, a kind of cable junction box according to claim 3 is characterized in that: the xsect of several sealing strips embedding annular grooves (72) is a rectangle on inlet wire pipe (70) outer round surface, and the xsect of annular seal bar (71) is circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420030629 CN2690902Y (en) | 2004-03-04 | 2004-03-04 | Optical cable junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420030629 CN2690902Y (en) | 2004-03-04 | 2004-03-04 | Optical cable junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2690902Y true CN2690902Y (en) | 2005-04-06 |
Family
ID=34670429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420030629 Expired - Fee Related CN2690902Y (en) | 2004-03-04 | 2004-03-04 | Optical cable junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2690902Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360108A (en) * | 2011-10-13 | 2012-02-22 | 江苏省邮电建设工程有限公司 | Construction method of single-rod tower BBU-RRU optical cable of third-generation mobile communication network TD-SCDMA base station and arc-shaped cable support |
-
2004
- 2004-03-04 CN CN 200420030629 patent/CN2690902Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360108A (en) * | 2011-10-13 | 2012-02-22 | 江苏省邮电建设工程有限公司 | Construction method of single-rod tower BBU-RRU optical cable of third-generation mobile communication network TD-SCDMA base station and arc-shaped cable support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |