CN219247454U - Marine cable joint box and marine cable assembly - Google Patents

Abstract

The utility model provides a submarine cable connector box and a submarine cable assembly, and relates to the technical field of submarine cable maintenance. The sea cable joint box comprises a shell and a fixing component, wherein a containing cavity suitable for containing the sea cable and the sea optical cable is formed in the shell, a first installation hole suitable for penetrating the sea cable and a second installation hole suitable for penetrating the sea optical cable are formed in the shell, the fixing component is arranged on the inner side wall of the shell, and the fixing component is suitable for fixing the sea optical cable. The sea cable connector box provided by the utility model can solve the problem that the number of the optical fibers of the standby cable optical unit is not matched because the standby sea cable connector box in the prior art cannot be connected with the sea cable.

Description

Marine cable joint box and marine cable assembly

Technical Field

The utility model relates to the technical field of sea cable maintenance, in particular to a sea cable connector box and a sea cable assembly.

Background

The submarine cable plays an important role in the fields of information transmission, power transmission and the like, and is usually damaged due to the influence of external impact such as water flow, sand friction, anchor damage and the like, so that a maintenance connector box is required to be manufactured to repair the submarine cable, and the submarine cable connector box is required to restore not only the connection of the submarine cable electric unit, but also the connection of the optical unit.

The form and the kind of sea cable are diversified increasingly, and the sea cable joint box in prior art is limited by the structure, can only satisfy the restoration connection of two sea cables, can not realize the maintenance connection of synchronous incorporation sea cable, and the condition that emergency repair spare cable optical unit optic fibre number and wait to repair sea cable mismatch generally can appear in the maintenance process.

Disclosure of Invention

The utility model provides a submarine cable connector box which is used for solving the problem that the number of optical fibers of a standby cable optical unit is not matched because the submarine cable connector box in the prior art cannot be connected with a standby submarine cable.

A second aspect of the utility model provides a marine cable assembly.

An embodiment of the first aspect of the present utility model provides a submarine cable junction box, comprising:

the marine cable connector comprises a shell, wherein an accommodating cavity suitable for accommodating a marine cable and a marine optical cable is formed in the shell, and a first mounting hole suitable for penetrating the marine cable and a second mounting hole suitable for penetrating the marine optical cable are formed in the shell;

the fixing component is arranged on the inner side wall of the shell and is suitable for fixing the submarine optical cable.

According to one embodiment of the utility model, the fixing assembly comprises an armored pressing plate and a bolt, wherein a third mounting hole which is suitable for penetrating the submarine optical cable is arranged on the armored pressing plate, and the armored pressing plate is suitable for being abutted against an armored steel wire of the submarine optical cable so as to fix the submarine optical cable;

still be provided with the bolt via hole on the armor clamp plate, be provided with on the inside wall of casing with the screw hole that the bolt matches, the bolt wears to establish the bolt via hole install in threaded hole, the armor clamp plate passes through the mode of spiro union and fixes on the inside wall of casing.

According to one embodiment of the utility model, the marine cable joint box further comprises a bending sleeve arranged at least one end of the housing, the marine cable and/or the marine cable being adapted to be connected to the housing via the bending sleeve.

According to one embodiment of the utility model, the bending sleeve has formed therein a first lumen adapted to receive the submarine cable and a second lumen adapted to receive the submarine cable.

According to one embodiment of the utility model, the sea cable is connected to the housing by attaching to the outer tube wall of the bending sleeve.

According to one embodiment of the utility model, the first mounting hole and the second mounting hole are both provided on an end face of the housing facing the bending spigot.

According to one embodiment of the utility model, the submarine cable connector box further comprises an optical fiber connection assembly, wherein the optical fiber connection assembly comprises an optical fiber connection box and an armored fixing band;

the submarine cable and the submarine cable are connected in the optical fiber splice box, and the armor fixing strap is suitable for fixing the submarine cable and the submarine cable together.

According to one embodiment of the utility model, the housing is provided with an even number of first mounting holes and at least one of the second mounting holes.

According to an embodiment of the utility model, the dimensions of the second mounting hole and the third mounting hole are adapted to the diameter of the core wire of the sea cable.

In a second aspect, embodiments of the present utility model provide a submarine cable assembly comprising a submarine cable, a submarine cable and a submarine cable junction box as described above.

The above technical solutions in the embodiments of the present utility model have at least one of the following technical effects:

according to the submarine cable connector box provided by the embodiment of the first aspect of the utility model, synchronous access to the submarine cable can be realized, so that timely supplement of the number of optical fibers of the standby cable optical unit is realized. Specifically, a first mounting hole suitable for the penetration of the submarine cable and a second mounting hole suitable for the penetration of the submarine cable are formed in the shell of the submarine cable connector box, so that the submarine cable connector box can be connected with the submarine cable, the submarine cable can be synchronously connected with the submarine cable, the submarine cable enters the accommodating cavity of the submarine cable connector box through the first mounting hole, and the submarine cable enters the accommodating cavity of the submarine cable connector box through the second mounting hole. In holding the intracavity, the sea optical cable passes through fixed subassembly and realizes fastening, can press the sea optical cable to fix on the inside wall of casing through the mode of armor clamp plate to reduce the risk that sea optical cable receives the pulling force and is damaged. The sea cable and the sea cable in the accommodating cavity can be fixed together, and the sea cable are further prevented from loosening. When carrying out actual maintenance, penetrate sea cable from the first mounting hole of sea cable joint box, penetrate sea cable from the second mounting hole of sea cable joint box, then pass through fixed subassembly such as armor clamp plate with sea cable, fix on the shell body to reduce the risk of sea cable damage because of mechanical stress. After the submarine cable is fixed, optical fiber repair is performed with the optical unit to be repaired. The sea cable connector box provided by the utility model can realize synchronous access to the sea cable and the sea optical cable, supplement the lacking optical fiber core number of the standby cable compared with the cable to be repaired, and timely respond to the rush-repair task.

According to the submarine cable assembly provided by the embodiment of the second aspect of the utility model, the submarine cable and the submarine optical cable can be integrally installed, the improvement effect can be achieved, the submarine cable assembly can adapt to the maintenance scene of the multi-optical-fiber unit, the maintenance efficiency is improved, and the maintenance cost is reduced.

Drawings

In order to more clearly illustrate the utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a submarine cable connector box according to an embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of the sea cable closure shown in FIG. 1 at A;

fig. 3 is a schematic structural diagram of a submarine cable connector box according to an embodiment of the present utility model;

fig. 4 is an enlarged schematic view of the B-site structure of the marine cable joint box shown in fig. 3.

Reference numerals:

10. a housing; 110. a receiving chamber; 120. a first mounting hole; 130. a second mounting hole;

20. a fixing assembly; 210. an armored pressing plate; 220. a bolt; 230. a third mounting hole;

30. a bending sleeve; 310. a second lumen;

40. an optical fiber splicing assembly; 410. an optical fiber splice closure;

500. a sea cable; 600. a sea cable.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the embodiments of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled," "coupled," and "connected" should be construed broadly, and may be either a fixed connection, a removable connection, or an integral connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.

In embodiments of the utility model, unless expressly specified and limited otherwise, a first feature "up" or "down" on a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

As shown in fig. 1 to 4, the embodiment of the first aspect of the present utility model provides a submarine cable junction box, which comprises a housing 10 and a fixing component 20, wherein a receiving cavity 110 suitable for receiving a submarine cable 500 and a submarine cable 600 is formed inside the housing 10, a first mounting hole 120 suitable for penetrating the submarine cable 500 and a second mounting hole 130 suitable for penetrating the submarine cable 600 are formed on the housing 10, the fixing component 20 is arranged on the inner side wall of the housing 10, and the fixing component 20 is suitable for fixing the submarine cable 600.

The housing 10 can protect the submarine cable 500 and the submarine cable 600 in the accommodating chamber 110 to a certain extent, and can also play a role in waterproofing, and the shape of the housing 10 can be a cube or a column, and can be matched according to the shapes of the submarine cable 500 and the submarine cable 600. The submarine cable 500 enters the receiving cavity 110 of the submarine cable 500 service kit via the first mounting holes 120 and the submarine cable 600 enters the receiving cavity 110 of the submarine cable kit via the second mounting holes 130. Within the receiving cavity 110, the submarine cable 600 is secured by the securing assembly 20 to reduce the risk of the submarine cable 600 being damaged by tension. After the submarine cable 600 is fixed, an optical fiber repair is performed with the optical unit to be repaired.

The fixing assembly 20 may have various specific structural forms, including an armor pressing plate 210, a cable rolling belt, and the like, and may further fix the submarine cable 600 and the submarine cable 500 in the accommodating cavity 110 together, thereby further preventing the submarine cable 600 and the submarine cable 500 from loosening.

As shown in fig. 2, in the embodiment of the present utility model, the fixing assembly 20 includes an armor clamp plate 210 and a bolt 220, wherein a third mounting hole 230 adapted to be penetrated through the submarine cable 600 is provided on the armor clamp plate 210, and the armor clamp plate 210 is adapted to be abutted against an armor wire of the submarine cable 600 to fix the submarine cable 600; the armor clamp plate 210 is further provided with a bolt via hole, the inner side wall of the shell 10 is provided with a threaded hole matched with the bolt 220, the bolt 220 penetrates through the bolt via hole to be installed in the threaded hole, and the armor clamp plate 210 is fixed on the inner side wall of the shell 10 in a threaded connection mode. The submarine cable 600 enters the shell 10 from the second mounting hole 130, then passes through the third mounting hole 230 on the armor pressing plate 210, bends the armor steel wire at the cable end of the submarine cable 600 to be nearly parallel to the armor pressing plate 210, then abuts the armor pressing plate 210 on the armor steel wire, penetrates the bolt 220 into the bolt through hole on the armor pressing plate 210, and is screwed into the threaded hole for fixation, and under the action of the fixing force of the bolt 220, the armor pressing plate 210 tightly extrudes the armor steel wire, so that the submarine cable 600 is fastened, and the submarine cable 600 is prevented from loosening.

As shown in fig. 1 and 3, in an embodiment of the present utility model, the submarine cable junction box further comprises a bend sleeve 30, the bend sleeve 30 being provided at least one end of the housing 10, the submarine cable 500 and/or the submarine cable 600 being adapted to be connected to the housing 10 via the bend sleeve 30. There is a risk of breakage due to the stress bending deformation of the submarine cable 500 as well as the submarine cable 600, especially at the joint connection, which is high. The bending sleeve 30 can bear bending load to some extent, protecting the submarine cable 500 and the submarine cable 600. The bending sleeve 30 may be a rubber material having a certain elastic deformation, a rigid material, or the like, and the present utility model is not limited thereto.

As shown in fig. 4, in an embodiment of the present utility model, a bend sleeve 30 is formed therein, a first lumen adapted to receive a submarine cable 500 and a second lumen 310 adapted to receive a submarine cable 600 are formed within the bend sleeve 30. Sea cable 500 may be externally accessed into the interior of the housing through the first lumen of the socket 30 and sea cable 600 may be externally accessed into the interior of the housing 10 through the second lumen 310 of the socket 30, thus protecting both sea cable 500 and sea cable 600.

In an embodiment of the present utility model, as shown in fig. 1, a sea cable 600 is connected to a housing 10 by fitting to the outer tube wall of a bend sleeve 30.

As shown in fig. 1 and 3, in the embodiment of the present utility model, the first mounting hole 120 and the second mounting hole 130 are provided on the end surface of the housing 10 facing the socket sleeve 30. The submarine cable 500 can directly penetrate into the first lumen of the bending sleeve 30 and then enter the inside of the shell through the first mounting hole 120 without bending the submarine cable 500, and likewise, the submarine cable 600 can directly penetrate into the second lumen 310 of the bending sleeve 30 or run along the outer tube wall of the bending sleeve 30, enter the second mounting hole 130 and then enter the inside of the shell 10.

As shown in fig. 1 and 3, in the embodiment of the present utility model, the submarine cable connector further comprises an optical fiber splicing assembly 40, and the optical fiber splicing assembly 40 comprises an optical fiber splicing box 410 and an armor fixing tape; the submarine cable 500 and submarine cable 600 are connected within the fiber optic enclosure 410 and an armor tape is adapted to secure the submarine cable 500 and submarine cable 600 together. The submarine cable 500 is connected through the optical fiber splice box 410, the submarine cable 600 is connected through the optical fiber splice box 410, and the armored fixing belt fixes the submarine cable 500 and the submarine cable 600 together, so that the fixing strength of the submarine cable 600 can be further improved, and the submarine cable 600 is prevented from loosening.

The submarine cable 600 and the submarine cable 500 may be bound and fixed by a metal holding structure or a harness rolling belt, etc., which is not particularly limited in the embodiment of the present utility model.

In the embodiment of the present utility model, the housing 10 is provided with an even number of first mounting holes 120 and at least one second mounting hole 130. Two sections of submarine cables 500 to be connected enter the shell 10 through the first mounting holes 120 on two sides of the shell 10, the submarine cables 600 enter the shell 10 through the second mounting holes 130, and the number of the second mounting holes 130 can be multiple so as to be used for standby, so that more submarine cables 600 can be connected according to actual conditions during actual maintenance, and corresponding maintenance tasks in time are guaranteed.

In an embodiment of the present utility model, the dimensions of the second and third mounting holes 130 and 230 are adapted to the diameter of the core wire of the sea cable 600. The submarine optical cable 600 sequentially passes through the second mounting hole 130 and the third mounting hole 230, the diameters of the second mounting hole 130 and the third mounting hole 230 are the same as the diameter of the core wire, the submarine optical cable 600 can be prevented from shaking in the mounting hole, and the risk of loosening the submarine optical cable 600 is further reduced. The second and third mounting holes 130 and 230 may also be appropriately gap-reserved based on assembly errors, i.e., a diameter slightly larger than that of the core wire, which may facilitate the mounting of the core wire.

A second aspect of the present utility model provides a submarine cable assembly comprising a submarine cable 500, a submarine cable 600 and a submarine cable junction box according to any of the above embodiments.

According to the submarine cable assembly provided by the embodiment of the second aspect of the utility model, the submarine cable 500 and the submarine cable 600 can be integrally installed, so that the improvement effect of the submarine cable joint box in the embodiment can be realized, the submarine cable assembly can adapt to the maintenance scene of a multi-optical-fiber unit, the maintenance efficiency is improved, and the maintenance cost is reduced.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (10)

1. A marine cable joint box comprising:

a housing (10), wherein a containing cavity (110) suitable for containing a submarine cable (500) and a submarine cable (600) is formed in the housing (10), and a first mounting hole (120) suitable for penetrating the submarine cable (500) and a second mounting hole (130) suitable for penetrating the submarine cable (600) are formed in the housing (10);

-a securing assembly (20), said securing assembly (20) being arranged on an inner side wall of said housing (10), said securing assembly (20) being adapted to secure said sea cable (600).

2. The submarine cable junction box according to claim 1, wherein the fixing assembly (20) comprises an armor clamp plate (210) and a bolt (220), wherein a third mounting hole (230) suitable for penetrating the submarine cable (600) is arranged on the armor clamp plate (210), and the armor clamp plate (210) is suitable for being abutted to an armor wire of the submarine cable (600) so as to fix the submarine cable (600);

the armored pressing plate (210) is further provided with a bolt through hole, the inner side wall of the shell (10) is provided with a threaded hole matched with the bolt (220), the bolt (220) penetrates through the bolt through hole to be installed in the threaded hole, and the armored pressing plate (210) is fixed on the inner side wall of the shell (10) in a threaded connection mode.

3. Marine cable joint box according to claim 1, characterized in that the marine cable joint box further comprises a bending sleeve (30), the bending sleeve (30) being arranged at least one end of the housing (10), the marine cable (500) and/or the marine cable (600) being adapted to be connected to the housing (10) by means of the bending sleeve (30).

4. A submarine cable junction box according to claim 3, characterized in that a first lumen (310) adapted to receive the submarine cable (500) and a second lumen (310) adapted to receive the submarine cable (600) are formed in the bending sleeve (30).

5. A submarine cable junction box according to claim 3, characterised in that the outer tube wall of the bend sleeve (30) to which the submarine cable (600) is attached is connected to the housing (10).

6. Marine cable joint box according to any one of claims 3 to 5, wherein the first mounting hole (120) and the second mounting hole (130) are both provided on the end face of the housing (10) facing the bending spigot (30).

7. The marine cable joint box of claim 1 further comprising an optical fiber splice assembly (40), the optical fiber splice assembly (40) comprising an optical fiber splice box (410) and an armor tape;

the submarine cable (500) and the submarine cable (600) are connected within the optical fiber closure (410), and the armoured securing strap is adapted to secure the submarine cable (500) and the submarine cable (600) together.

8. Marine cable joint box according to claim 1, wherein the housing (10) is provided with an even number of first mounting holes (120) and at least one of the second mounting holes (130).

9. The submarine cable junction box according to claim 2, wherein the second mounting hole (130) and the third mounting hole (230) are sized to fit the diameter of the core wire of the submarine cable (600).

10. A marine cable assembly comprising: submarine cable (500), submarine cable (600) and submarine cable closure according to any of claims 1 to 9.

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