CN211402855U - Optical cable termination device - Google Patents

Abstract

The utility model discloses an optical cable termination, include: the box body comprises a box body and a box cover which are correspondingly connected, the box body comprises at least one pair of first plate bodies which are oppositely arranged and a second plate body which is connected with the first plate bodies, and the second plate body is provided with a cable inlet hole; the optical cable fixing part is arranged on the second plate body close to the cable inlet hole so as to fix the optical cable entering from the cable inlet hole; the adapter part comprises a plurality of adapters, each adapter is fixed on the adapter fixing part at intervals, and the adapter fixing parts are arranged on the first plate body far away from the optical cable fixing part; and the fusion part is used for fusing the optical fiber, is fixed on the second plate body and is arranged between the optical cable fixing part and the adapter part. On each adapter interval was fixed in the adapter fixed part, can avoid mutual interference between each adapter, and be convenient for change single adapter, the cost is reduced, whole optical cable termination device's simple structure, the adapter is convenient for change or maintain, and is with low costs.

Description

Optical cable termination device

Technical Field

The utility model belongs to the technical field of the optical communication device, especially, relate to an optical cable termination.

Background

The optical cable terminal box is terminal wiring auxiliary equipment in an optical fiber communication network, is mainly used for fixing the terminal of an optical cable, fixing and welding optical fibers and accommodating and protecting residual fibers, and is suitable for direct connection and branch connection of indoor optical cables.

At present, the number of cores of the end-formed optical cable box is changed by increasing or decreasing adapter slot positions on the basis of 12-core and 24-core box bodies, and the economic cost of the terminal box is high because the size of the box body, accessories and the like are not reduced or reduced. The existing adapter plate design can rarely achieve the purpose of replacing one adapter independently, and if one adapter is damaged, only the whole adapter can be replaced, so that the cost is wasted.

Accordingly, a new cable termination device is needed.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides an optical cable termination, simple structure, the adapter is convenient for change or maintain, and is with low costs.

An embodiment of the utility model provides an aspect provides an optical cable termination, include: the box body comprises a box body and a box cover which are correspondingly connected, the box body comprises at least one pair of first plate bodies which are oppositely arranged and a second plate body which is connected with the first plate bodies, and the second plate body is provided with a cable inlet hole; the optical cable fixing part is arranged on the second plate body close to the cable inlet hole so as to fix the optical cable entering from the cable inlet hole; the adapter part comprises a plurality of adapters, each adapter is fixed on an adapter fixing part at intervals, and the adapter fixing parts are arranged on the first plate body far away from the optical cable fixing parts; and the fusion part is used for fusing optical fibers, is fixed on the second plate body and is arranged between the optical cable fixing part and the adapter part.

According to an aspect of the utility model, the adapter fixed part includes the base, be provided with on the base a plurality ofly with the portion that clamps that the adapter shape matches, so that each the adapter joint respectively in corresponding clamp in the portion.

According to the utility model discloses an aspect, the base is rectangular shape, the portion that clamps is U type groove structure, and follows the even interval distribution of extending direction of base.

According to the utility model discloses an aspect, the optical cable fixed part is including solid cable board, be provided with two at least enhancement core fixed columns and earthing department on the solid cable board, earthing department through set up in earthing wire hole ground connection on the second plate body.

According to the utility model discloses an aspect, be provided with on the enhancement core fixed column along being on a parallel with gu the cable hole that the direction of cable board extends, enhancement core fixed column threaded connection in gu the cable board.

According to an aspect of the utility model, the edge of solid cable board is provided with insulating the pad, insulating the pad pass through the fastener with gu the cable board is connected, the fastener set up in insulating the sunken of pad, just the top of fastener is not more than the top surface of insulating the pad.

According to an aspect of the utility model, according to the utility model discloses an aspect, the optical cable fixed part including set up in strengthen the core fixed column on the second plate body and be used for the optical cable sheath of fixed optical cable press plate portion, strengthen the core fixed column optical cable sheath press plate portion with second plate body formula structure as an organic whole.

According to the utility model discloses an aspect, be equipped with on the second plate body with strengthen the enhancement core locating part that the core fixed column is adjacent to be set up, strengthen be provided with on the core locating part with strengthen the shape assorted polygon locating hole of core.

According to an aspect of the utility model, strengthen the core locating part include the cylindricality body and set up in a plurality of stiffening ribs of cylindricality body periphery.

According to the utility model discloses an aspect, the center of polygon locating hole with the center of cylindricality body is located same straight line.

According to an aspect of the invention, the number of adapters is 6 or 12 or 24 or 48.

According to one aspect of the utility model, the box body is a metal plate box body, the box body is of a cuboid structure, the length of the box body is 320mm, the width of the box body is 146mm, and the thickness of the box body is 48 mm; or the length of the box body is 320mm, the width is 146mm, and the thickness is 88 mm; or the length of the box body is 320mm, the width is 246mm, and the thickness is 88 mm.

According to one aspect of the utility model, the box body is a plastic plate box body, the box body is of a cuboid structure, the length of the box body is 320mm, the width of the box body is 150mm, and the thickness of the box body is 50 mm; or the length of the box body is 320mm, the width is 150mm, and the thickness is 90 mm; or the length of the box body is 320mm, the width of the box body is 250mm, and the thickness of the box body is 90 mm.

Compared with the prior art, the embodiment of the utility model provides an optical cable terminating device, comprises a box bod, the optical cable fixed part, adapter portion and welding portion, the optical cable enters into the box body through advancing the cable hole, and fixed by the optical cable fixed part, it shells to carry out the optical cable, open the naked borer after shelling and carry out the butt fusion through welding portion and tail optical fiber, and the tail optical fiber is connected in each adapter, and on each adapter interval is fixed in the adapter fixed part, can avoid mutual interference between each adapter, and be convenient for change single adapter, the cost is reduced, whole optical cable terminating device's simple structure, the adapter is convenient for change or maintain, and is with low costs.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a first cable termination device provided in an embodiment of the present invention;

fig. 2 is a front view of a first cable termination device provided by an embodiment of the present invention;

fig. 3 is a left side view of a first cable termination device provided by an embodiment of the present invention;

fig. 4 is a top view of an optical cable termination device according to an embodiment of the present invention;

fig. 5 is a front view of a cable fixing portion according to an embodiment of the present invention;

fig. 6 is a top view of a cable fixing portion according to an embodiment of the present invention;

fig. 7 is a front view of an adapter fixing portion according to an embodiment of the present invention;

fig. 8 is a top view of an adapter fixing portion according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a second cable termination device according to an embodiment of the present invention;

fig. 10 is a schematic structural view of a third cable termination device according to an embodiment of the present invention;

fig. 11 is an elevation view of a fourth cable termination device provided by embodiments of the present invention;

fig. 12 is a left side view of a fourth cable termination device provided by embodiments of the present invention;

fig. 13 is a left side view of a fifth cable termination device provided by embodiments of the present invention;

fig. 14 is a left side view of a sixth cable termination device according to an embodiment of the present invention.

In the drawings:

1-box body; 11-a first plate body; 12-a second plate body; 2-a cable fixing section; 21-cable fixing plate; 22-reinforcing core fixing posts; 23-a ground part; 24-connecting bolts; 25-an insulating pad; 26-optical cable sheath laminated plate part; 27-a strength member; 28-OT terminals; 3-an adapter part; 31-an adapter; 32-an adapter fixture; 4-fusion.

Detailed Description

Features and exemplary embodiments of various aspects of the present invention will be described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by illustrating examples of the invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

For a better understanding of the present invention, a cable termination device according to an embodiment of the present invention will be described in detail below with reference to fig. 1 to 14.

Referring to fig. 1 to 14, an embodiment of the present invention provides an optical cable termination device, including: the box body 1 comprises a box body and a box cover which are correspondingly connected, the box body comprises at least one pair of first plate bodies 11 which are oppositely arranged and a second plate body 12 which is connected with the first plate bodies 11, and the second plate body 12 is provided with a cable inlet hole; the optical cable fixing part 2 is arranged on the second plate body 12 close to the cable inlet hole so as to fix the optical cable entering from the cable inlet hole; an adapter part 3 including a plurality of adapters 31, each of the adapters 31 being fixed to an adapter fixing part 32 at intervals, the adapter fixing part 32 being provided on the first plate body 11 away from the cable fixing part 2; the fusion-spliced portion 4 is fixed to the second plate 12 and provided between the cable fixing portion 2 and the adapter portion 3, for fusion-splicing the optical fiber.

Referring to fig. 1 to 4, the box body 1 is a carrier for placing components such as an optical cable fixing portion 2, an adapter portion 3, and a welding portion 4, and a closed space is formed after the box body and the box cover are correspondingly connected to protect the components in the box body 1 from being damaged or corroded, the box body includes at least one pair of first plate bodies 11 arranged oppositely and a second plate body 12 connected to the first plate bodies 11, specifically, the first plate bodies 11 are side plates of the box body, the second plate bodies 12 are bottom plates connected to the side plates, cable inlet holes are formed in the second plate bodies 12, and the optical cable enters the optical cable from the outside through the cable inlet holes and is fixed through the optical cable fixing portion 2.

The embodiment of the utility model provides an optical cable terminating device, comprises a box bod 1, optical cable fixed part 2, adapter portion 3 and welding portion 4, the optical cable enters into in the box body 1 through the cable inlet hole, and it is fixed by optical cable fixed part 2, it shells to carry out the optical cable, open the naked borer after shelling and carry out the butt fusion through welding portion 4 and tail optical fiber, and tail optical fiber connects in each adapter 31, and because each adapter 31 interval is fixed in on adapter fixed part 32, can avoid mutual interference between each adapter 31, and be convenient for change single adapter 31, and the cost is reduced, whole optical cable terminating device's simple structure, adapter 31 is convenient for change or maintain, and is low in cost.

Referring to fig. 5 to 6, due to the limitation of conditions such as the process, when the box body 1 is made of metal or plastic plate, the structure of the cable fixing portion 2 is different, specifically, when the box body 1 is made of metal plate, the cable fixing portion 2 includes a cable fixing plate 21, at least two reinforcing core fixing posts 22 and a grounding portion 23 are disposed on the cable fixing plate 21, and a grounding wire connected to the grounding portion 23 is grounded through a grounding wire hole disposed on the second plate 12.

The optical cable generally includes the optical cable sheath located in the outermost side and many cable cores and reinforced cores therein, the optical cable sheath of the optical cable is stripped in the box body 1, the cable core and the reinforced core therein are exposed, then the reinforced core is fixed on the reinforced core fixing column 22, and the reinforced core is connected with the grounding part 23 on the cable fixing plate 21, so that the reinforced core is grounded, and the current is prevented from being introduced into the box body 1 to cause harm, meanwhile, the second plate body 12 is provided with a grounding wire hole, including the grounding wire extending into the box body 1 from the outside to be connected with the grounding part 23, and the grounding part 23 can specifically adopt parts such as grounding sheets, grounding columns and the like.

In order to effectively fix the reinforcing core, in some alternative embodiments, the reinforcing core fixing post 22 is provided with a cable fixing hole extending in a direction parallel to the cable fixing plate 21, and the reinforcing core fixing post 22 is screwed to the cable fixing plate 21.

It can be understood that the reinforcing core fixing column 22 is in threaded connection with the cable fixing plate 21, that is, the reinforcing core fixing column 22 can spirally lift up and down relative to the cable fixing plate 21, and the cable fixing hole in the reinforcing core fixing column 22 can lift up and down along with the cable fixing hole, and the cable fixing hole is arranged to extend in a direction parallel to the cable fixing plate 21, so that the reinforcing core can extend into the cable fixing hole conveniently.

Optionally, the edge of the cable fixing plate 21 is provided with an insulating pad 25, the insulating pad 25 is connected with the cable fixing plate 21 through a fastener, the fastener is arranged in a recess of the insulating pad 25, and the top end of the fastener does not exceed the top surface of the insulating pad 25, i.e., the fastener does not protrude out of the insulating pad 25, so that the fastener is prevented from being in contact with the reinforcing core and conducting electricity, the fastener specifically can adopt a bolt, a positioning pin and other parts, optionally, the width size of the cable fixing plate 21 is increased, the distance between the connecting bolt 24 for fixing the cable fixing plate 21 and the grounding part 23 is increased, and thus the front contact between the reinforcing core and the connecting bolt 24.

In some optional embodiments, when the box body 1 is made of a plastic plate, the cable fixing portion 2 includes a core fixing post 22 disposed on the second plate body 12 and a cable sheath pressing plate portion 26 for fixing a cable sheath of the cable, and the core fixing post 22, the cable sheath pressing plate portion 26 and the second plate body 12 are of an integral structure.

It should be noted that the reinforced core fixing post 22, the optical cable sheath pressing plate portion 26 and the second plate body 12 are of an integral structure, that is, the reinforced core fixing post 22, the optical cable sheath pressing plate portion 26 and the second plate body 12 can be formed in one step by injection molding and other processes, in order to fix the optical cable, the cable inlet hole can be formed below or near the optical cable sheath pressing plate portion 26, after stripping the optical cable, the optical cable sheath of the optical cable is pressed onto the second plate body 12 through the optical cable sheath pressing plate portion 26, and the reinforced core of the optical cable is fixed on the reinforced core fixing post 22, optionally, the second plate body 12 is further provided with a ground connection piece, the reinforced core is connected with the ground connection piece, and in addition, the second plate.

In order to prevent the direction of the stiffener from changing when the stiffener fixing post 22 is rotated, in some alternative embodiments, a stiffener limiting part 27 is disposed on the second plate 12 adjacent to the stiffener fixing post 22, and a polygonal positioning hole matched with the shape of the stiffener is disposed on the stiffener limiting part 27.

It should be noted that the cross section of the reinforced core is generally a polygonal structure such as a hexagon or a pentagon, and the polygonal positioning hole matched with the reinforced core on the reinforced core limiting part 27 can limit the rotation of the reinforced core, so that the reinforced core always keeps the same direction with the cable inlet hole, and the construction difficulty of fixing the reinforced core is reduced.

Optionally, the stiffener limiting part 27 includes a cylindrical body and a plurality of reinforcing ribs disposed on the periphery of the cylindrical body, wherein the bottom surfaces of the reinforcing ribs are connected to the second plate 12, and support and fix the cylindrical body, the reinforcing ribs are generally triangular, the side surfaces of the reinforcing ribs are connected to the periphery of the cylindrical body, the bottom surfaces of the reinforcing ribs are connected to the second plate 12, and the reinforcing ribs and the cylindrical body are generally integrally formed on the second plate 12, so that the cost is saved.

Optionally, the center of the polygonal positioning hole and the center of the cylindrical body are located on the same straight line, namely the thickness of the side wall of the cylindrical body enclosing the polygonal positioning hole is equal, the structural strength is high, and the cylindrical body is not easy to damage.

Referring to fig. 7 to 8, in some alternative embodiments, the adapter fixing portion 32 includes a base, and a plurality of clamping portions matched with the adapters 31 in shape are disposed on the base, so that each adapter 31 is clamped in the corresponding clamping portion.

Specifically, the base is fixed on the first board 11 by means of bolting, welding or gluing, and the specific size and shape need to be determined according to the number of adapters 31 required to be arranged, for example, when the optical cable is 6 cores, 12 cores, 24 cores or 48 cores, a corresponding number of adapters 31 are required to be arranged to be correspondingly connected with the cable core, and correspondingly, the number of clamping portions on the base also needs to be matched with the number of adapters 31, specifically, when the optical cable is 6 cores or 12 cores, the number of required adapters 31 is small, so that the clamping portions can be arranged on the base in a straight line or two lines, of course, the size and shape of the first board 11 for fixing the base needs to be matched with the base to ensure that there is enough space for placing the base, when the optical cable is 24 cores, 48 cores or more, the number of required adapters 31 is large, so that the clamping portions can be arranged in multiple rows and arranged on the base side by side, the specific number of rows and columns can be selected by a user according to the size of the box body 1, and optionally, when the optical cable is 24 cores, the clamping portions and the adapters 31 are arranged in 4 rows and 6 columns, that is, arranged and distributed in a matrix type, and similarly, when the optical cable is 48 cores, the clamping portions and the adapters 31 are arranged in 4 rows and 12 columns, and the size of the first plate body 11 is also changed, which corresponds to the size of the space required by the base.

In some alternative embodiments, the base is in a long strip shape, and the clamping portions are in a U-shaped groove structure and are uniformly distributed at intervals along the extending direction of the base.

Specifically, the base is a strip-shaped plate body, a plurality of clamping portions in a U-shaped groove structure are arranged on the plate body, the radius size of each clamping portion is matched with the size of the adapter 31, the clamping portions are uniformly distributed at intervals along the extending direction of the base, and mutual interference of the clamping portions after the adapters 31 are installed can be avoided.

The number of adapters 31 is 6 or 12 or 24 or 48, depending on the number of cores of the cable to be processed.

Referring to fig. 1, 9 and 10, in some alternative embodiments, the box body 1 is a metal plate box body, and the box body 1 is a rectangular parallelepiped structure. When the optical cable is 12 cores, 12 adapters 31 are needed, and the optical cable can be arranged on the base in 2 rows and 6 columns, and correspondingly, the length of the box body 1 is 320mm, the width is 146mm, and the thickness is 48 mm; when the optical cable is 24 cores, 24 adapters 31 are needed, and specifically, the adapters can be arranged on the base in 4 rows and 6 rows, and correspondingly, the length of the box body 1 is 320mm, the width is 146mm, and the thickness is 88 mm; when the optical cable is 48 cores, 48 adapters 31 are required, and the optical cable can be arranged on the base in 4 rows and 12 columns, and correspondingly, the length of the box body 1 is 320mm, the width of the box body is 246mm, and the thickness of the box body is 88 mm.

Referring to fig. 11 to 14, in another embodiment, the box body 1 is a plastic plate box body, the box body 1 is a rectangular parallelepiped structure, when the optical cable is 12 cores, 12 adapters 31 are required, specifically, the optical cable can be arranged on the base in 2 rows and 6 columns, and correspondingly, the length of the box body 1 is 320mm, the width is 150mm, and the thickness is 50 mm; when the optical cable is 24 cores, 24 adapters 31 are needed, and the optical cable can be specifically arranged on the base in 4 rows and 6 rows, and correspondingly, the length of the box body 1 is 320mm, the width is 150mm, and the thickness is 90 mm; when the optical cable is 48 cores, 48 adapters 31 are required, and the optical cable can be arranged on the base in 4 rows and 12 columns, and correspondingly, the length of the box body 1 is 320mm, the width of the box body is 250mm, and the thickness of the box body is 90 mm.

Above, it is only the specific implementation manner of the present invention, and those skilled in the art can clearly understand that, for convenience and brevity of description, the specific working processes of the system, the module and the unit described above may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again. It should be understood that the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive various equivalent modifications or substitutions within the technical scope of the present invention, and these modifications or substitutions should be covered by the scope of the present invention.

It should also be noted that the exemplary embodiments mentioned in the present disclosure describe some methods or systems based on a series of steps or devices. However, the present invention is not limited to the order of the above steps, that is, the steps may be performed in the order mentioned in the embodiments, may be performed in a different order from the embodiments, or may be performed simultaneously.

Claims (13)

1. An optical cable termination device, comprising:

the box body (1) comprises a box body and a box cover which are correspondingly connected, the box body comprises at least one pair of first plate bodies (11) which are oppositely arranged and a second plate body (12) which is connected with the first plate bodies (11), and cable inlet holes are formed in the second plate body (12);

the optical cable fixing part (2) is arranged on the second plate body (12) close to the cable inlet hole and is used for fixing the optical cable entering from the cable inlet hole;

an adapter part (3) comprising a plurality of adapters (31), each adapter (31) being fixed to an adapter fixing part (32) at intervals, the adapter fixing parts (32) being provided on the first plate body (11) away from the cable fixing part (2);

and the fusion part (4) is used for fusing optical fibers, is fixed on the second plate body (12), and is arranged between the optical cable fixing part (2) and the adapter part (3).

2. The optical cable termination device according to claim 1, wherein the adapter fixing portion (32) comprises a base provided with a plurality of clamping portions matching in shape to the adapters (31) so that each of the adapters (31) is clamped in the corresponding clamping portion.

3. The cable termination device according to claim 2, wherein the base has a long bar shape, and the clamping portions have a U-shaped groove structure and are uniformly spaced apart along the extending direction of the base.

4. The cable termination device according to claim 1, wherein the cable fixing portion (2) includes a cable fixing plate (21), the cable fixing plate (21) is provided with at least two strength member fixing posts (22) and an earth connection portion (23), and an earth wire connected to the earth connection portion (23) is grounded through an earth wire hole provided in the second plate body (12).

5. The cable termination device according to claim 4, wherein the strength member fixing post (22) is provided with a cable fixing hole extending in a direction parallel to the cable fixing plate (21), and the strength member fixing post (22) is screwed to the cable fixing plate (21).

6. Optical cable termination device according to claim 4, wherein the edge of the cable securing plate (21) is provided with an insulating pad (25), the insulating pad (25) is connected with the cable securing plate (21) by a fastener, the fastener is arranged in a recess of the insulating pad (25), and the top end of the fastener does not exceed the top surface of the insulating pad (25).

7. The cable termination device according to claim 1, wherein the cable fixing portion (2) includes a core fixing post (22) provided on the second plate body (12) and a sheath press-plate portion (26) for fixing a sheath of a cable, the core fixing post (22), the sheath press-plate portion (26) and the second plate body (12) being of an integral structure.

8. The optical cable termination device according to claim 7, wherein the second plate body (12) is provided with a strength member stopper (27) disposed adjacent to the strength member fixing post (22), and the strength member stopper (27) is provided with a polygonal positioning hole matching the shape of the strength member.

9. The cable termination device according to claim 8, wherein the strength member stop (27) comprises a cylindrical body and a plurality of reinforcing ribs disposed at an outer periphery of the cylindrical body.

10. The cable termination device of claim 9, wherein the centers of the polygonal positioning holes are aligned with the center of the cylindrical body.

11. Cable termination device according to claim 1, wherein the number of adapters (31) is 6 or 12 or 24 or 48.

12. The cable termination device according to claim 1, wherein the box body (1) is a sheet metal box body, the box body (1) has a rectangular parallelepiped structure, the box body (1) has a length of 320mm, a width of 146mm and a thickness of 48 mm;

or the length of the box body (1) is 320mm, the width is 146mm, and the thickness is 88 mm;

or the length of the box body (1) is 320mm, the width is 246mm, and the thickness is 88 mm.

13. The optical cable termination device according to claim 1, wherein the box body (1) is a plastic sheet box body, the box body (1) has a rectangular parallelepiped structure, the box body (1) has a length of 320mm, a width of 150mm and a thickness of 50 mm;

or the length of the box body (1) is 320mm, the width is 150mm, and the thickness is 90 mm;

or the length of the box body (1) is 320mm, the width is 250mm, and the thickness is 90 mm.

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