CN220773312U - Optical cable joint protection box - Google Patents

Abstract

The utility model discloses an optical cable joint protection box, which comprises a lower shell, an upper shell, an anti-falling fixing frame, a sealing ring and a sealing gasket, wherein a lower accommodating cavity is formed in the top of the lower shell; the two ends of the lower shell and the upper shell are respectively provided with a wire inlet groove and a wire outlet groove, the wire inlet groove on the lower shell and the wire inlet groove on the upper shell are surrounded to form a wire inlet hole, and the wire outlet groove of the lower shell and the wire outlet groove of the upper shell are surrounded to form a wire outlet hole. The technical effects achieved are as follows: by arranging the sealing ring and the sealing gasket, good sealing performance can be formed, and the waterproof performance of the whole protection box is better; by arranging the anti-drop fixing frame, the connection strength of the optical cable joint can be effectively ensured, and the optical cable is prevented from being broken from the joint in the use process; the whole protection box is simple in structure, convenient to assemble and disassemble and capable of effectively improving the laying efficiency of the optical cable.

Description

Optical cable joint protection box

Technical Field

The utility model relates to the technical field of communication cables, in particular to an optical cable joint protection box.

Background

Cable closure is a protective device that provides optical fiber connection between cables, cable sealing, and mechanical strength continuity. The optical cable has the functions of restoring the integrity of the optical cable protection, providing electrical communication, grounding or disconnection of metal components in the optical cable, protecting the optical cable joint from environmental influence, placing the optical fiber joint, storing the residual length of optical fibers and the like. In the developed communication network system today, optical communication plays an important role, and with the vigorous demand of the communication market, optical fiber cable splice boxes are increasingly used in large scale in recent years for communication facility construction of optical fiber copper withdrawal.

The sealing performance of the existing optical cable joint box is poor, the sealing performance of the interior of the box body cannot be effectively guaranteed after long-term use, and meanwhile, the connecting strength of an optical cable joint can not be guaranteed by the existing optical cable joint box, and the service life of an optical cable is directly influenced.

Disclosure of Invention

Accordingly, the present utility model provides a cable joint protection box to solve the above-mentioned problems in the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions:

according to a first aspect of the utility model, an optical cable joint protection box comprises a lower shell, an upper shell, an anti-falling fixing frame, a sealing ring and a sealing gasket, wherein a lower accommodating cavity is formed in the top of the lower shell, an upper accommodating cavity is formed in the bottom of the upper shell, the top of the lower shell is detachably connected with the bottom of the lower shell, and a joint accommodating bin is formed by surrounding the lower accommodating cavity and the upper accommodating cavity;

the two ends of the lower shell and the upper shell are respectively provided with a wire inlet groove and a wire outlet groove, the wire inlet grooves on the lower shell and the wire inlet grooves on the upper shell are surrounded to form wire inlet holes, and the wire outlet grooves of the lower shell and the wire outlet grooves of the upper shell are surrounded to form wire outlet holes;

the sealing ring is arranged at the joint of the lower shell and the upper shell and comprises a rectangular annular body, an incoming sealing part and outgoing sealing parts, the incoming sealing part and the outgoing sealing parts are respectively arranged at two ends of the length direction of the body, incoming sealing grooves are arranged on the incoming sealing parts and are in one-to-one correspondence with the incoming grooves, outgoing sealing grooves are arranged on the outgoing sealing parts and are in one-to-one correspondence with the outgoing grooves, the number of sealing gaskets is two, and the two sealing gaskets are respectively arranged above the incoming sealing parts and the outgoing sealing parts;

the anti-drop fixing frame is arranged in the lower accommodating cavity of the lower shell and is used for preventing the optical cable from being broken from the joint.

Further, the anti-falling fixing frame comprises an anti-falling fixing seat and a wiring board, two ends of the wiring board are respectively provided with one anti-falling fixing seat, and the anti-falling fixing seat is provided with a cable fixing seat and an anti-falling fixing column.

Further, the cable fixing base comprises a wire pressing base and a wire pressing sheet, the wire pressing base is installed on the anti-falling fixing base, a fixing groove is formed in the top of the wire pressing base, and the wire pressing sheet is detachably arranged at the top of the wire pressing base.

Further, the anti-falling fixing column is a threaded column, a nut is arranged on the anti-falling fixing column, and a wire passing hole is formed in the anti-falling fixing column along the radial direction of the anti-falling fixing column and penetrates through the anti-falling fixing column.

Further, the wiring board comprises a bottom plate and a cover plate, wherein the cover plate is buckled at the top of the bottom plate, and one side of the cover plate is hinged with the bottom plate.

Further, the lower shell and the two sides of the width direction of the upper shell are respectively provided with connecting lugs, and the connecting lugs on the lower shell are in one-to-one correspondence with the connecting lugs on the upper shell.

Further, the upper shell and the two ends of the lower shell in the length direction are respectively provided with a connecting hole, and the connecting holes on the lower shell are in one-to-one correspondence with the connecting holes on the upper shell.

Further, a plurality of reinforcing ribs are respectively arranged outside the lower shell and the upper shell.

Further, the number of the wire inlet grooves and the number of the wire outlet grooves are multiple, and the wire inlet grooves and the wire outlet grooves are arranged in a one-to-one correspondence mode.

Further, the sealing gasket comprises a plurality of sealing pressing sheets, and connecting sheets are arranged between two adjacent sealing pressing sheets.

The utility model has the following advantages: by arranging the sealing ring and the sealing gasket, good sealing performance can be formed, the sealing performance of the joint accommodating bin can be effectively ensured in the use process, and the waterproof performance of the whole protection box is better; by arranging the anti-drop fixing frame, the connection strength of the optical cable joint can be effectively ensured, and the optical cable is prevented from being broken from the joint in the use process; the whole protection box is simple in structure, convenient to assemble and disassemble and capable of effectively improving the laying efficiency of the optical cable.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be derived from the drawings provided without undue effort.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the scope of the utility model.

Fig. 1 is a schematic diagram illustrating an internal structure of a cable joint protection box according to some embodiments of the present utility model.

Fig. 2 is a schematic structural diagram of an anti-disengaging fixing frame of an optical cable connector protection box according to some embodiments of the present utility model.

Fig. 3 is a schematic structural diagram of a sealing ring of an optical cable connector protection box according to some embodiments of the present utility model.

Fig. 4 is a schematic structural diagram of a gasket of a cable joint protection box according to some embodiments of the present utility model.

Fig. 5 is a perspective view of a cable connector protective case according to some embodiments of the present utility model.

In the figure: 1. the wire-pressing device comprises a lower shell, 2, an upper shell, 3, a connecting lug, 4, a reinforcing rib, 5, a connecting hole, 6, a wire fixing seat, 7, an anti-falling fixing seat, 8, a wire inlet hole, 9, a wiring board, 10, an anti-falling fixing column, 11, a wire inlet groove, 12, a wire outlet groove, 13, a sealing ring, 14, a sealing pad, 15, a sealing pressing sheet, 16, a connecting sheet, 17, a bottom plate, 18, a cover plate, 19, a wire pressing seat, 20, a wire pressing sheet, 21, a body, 22, a wire inlet sealing part, 23, a wire outlet sealing part, 24, a wire inlet sealing groove, 25 and a wire outlet sealing groove.

Detailed Description

Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1 to 5, an optical cable joint protection box in an embodiment of a first aspect of the present utility model includes a lower housing 1, an upper housing 2, an anti-falling fixing frame, a sealing ring 13 and a sealing gasket 14, wherein a lower accommodating cavity is arranged at the top of the lower housing 1, an upper accommodating cavity is arranged at the bottom of the upper housing 2, the top of the lower housing 1 is detachably connected with the bottom of the lower housing 1, and a joint accommodating bin is formed by surrounding the lower accommodating cavity and the upper accommodating cavity;

the two ends of the lower shell 1 and the upper shell 2 are respectively provided with a wire inlet groove 11 and a wire outlet groove 12, the wire inlet groove 11 on the lower shell 1 and the wire inlet groove 11 on the upper shell 2 are surrounded to form a wire inlet hole 8, the wire outlet groove 12 of the lower shell 1 and the wire outlet groove 12 of the upper shell 2 are surrounded to form wire outlet holes, the wire inlet holes 8 and the wire outlet holes are round holes, and the wire inlet holes 8 and the wire outlet holes are arranged in a one-to-one correspondence manner;

the sealing ring 13 is arranged at the joint of the lower shell 1 and the upper shell 2, the sealing ring 13 comprises a body 21, an incoming wire sealing part 22 and an outgoing wire sealing part 23, the body 21 is rectangular and annular, the incoming wire sealing part 22 and the outgoing wire sealing part 23 are respectively arranged at two ends of the body 21 in the length direction, incoming wire sealing grooves 24 are arranged on the incoming wire sealing part 22, the incoming wire sealing grooves 24 are arranged in one-to-one correspondence with the incoming wire grooves 11, outgoing wire sealing grooves 25 are arranged on the outgoing wire sealing part 23, the outgoing wire sealing grooves 25 are arranged in one-to-one correspondence with the outgoing wire grooves 12, the number of the sealing gaskets 14 is two, and the two sealing gaskets 14 are respectively arranged above the incoming wire sealing part 22 and the outgoing wire sealing part 23; when the sealing ring 13 and the sealing gasket 14 are made of rubber or silica gel, the wire inlet sealing groove 24, the wire outlet sealing groove 25 and the sealing gasket are combined with each other to be respectively attached to the outer side walls of the wire inlet end and the wire outlet end of the optical cable to form a sealing effect, and the wire inlet hole 8 and the wire outlet hole are sealed, so that the overall sealing effect is further improved;

the anticreep mount sets up in the lower accommodation chamber of lower casing 1, and the anticreep mount is used for preventing that the optical cable from breaking from the joint.

In this embodiment, it should be noted that, two sides of the width direction of the lower casing 1 and the upper casing 2 are respectively provided with a connecting ear 3, the connecting ears 3 on the lower casing 1 and the connecting ears 3 on the upper casing 2 are arranged in a one-to-one correspondence manner, each connecting ear 3 is provided with a through hole, and the lower casing 1 and the upper casing 2 can be stably connected by matching with bolts during assembly;

the connecting holes 5 are respectively formed in the two ends of the upper shell 2 and the lower shell 1 in the length direction, the connecting holes 5 in the lower shell 1 are in one-to-one correspondence with the connecting holes 5 in the upper shell 2, and when the upper shell is assembled, the tightness and the stability of connection of the two ends of the upper shell 2 and the lower shell 1 can be improved by being matched with bolts.

Further, the outside of lower casing 1 and last casing 2 is equipped with a plurality of strengthening ribs 4 respectively, and a plurality of strengthening ribs 4 set up along the length direction of lower casing 1 and last casing 2 respectively, through setting up strengthening rib 4, can effectively improve the intensity of whole joint box, and whole joint box is durable more.

The technical effects achieved by the embodiment are as follows: by arranging the sealing ring 13 and the sealing gasket 14, good sealing performance can be formed, the sealing performance of the joint accommodating bin can be effectively ensured in the use process, and the waterproof performance of the whole protection box is better; by arranging the anti-drop fixing frame, the connection strength of the optical cable joint can be effectively ensured, and the optical cable is prevented from being broken from the joint in the use process; the whole protection box is simple in structure, convenient to assemble and disassemble and capable of effectively improving the laying efficiency of the optical cable.

Example 2

As shown in fig. 1 to 5, another cable joint protection box according to this embodiment is provided, and the structure thereof includes the whole content of embodiment 1, and only different parts will be described below.

In this embodiment, the anticreep mount includes anticreep fixing base 7 and wiring board 9, and the both ends of wiring board 9 are equipped with an anticreep fixing base 7 respectively, are equipped with cable fixing base 6 and anticreep fixed column 10 on the anticreep fixing base 7.

In this embodiment, it should be noted that, the cable fixing base 6 includes a wire pressing base 19 and a wire pressing sheet 20, the wire pressing base 19 is installed on the anti-falling fixing base 7, a fixing groove is provided at the top of the wire pressing base 19, the wire pressing sheet 20 is detachably disposed at the top of the wire pressing base 19, specifically, the wire pressing sheet 20 is fixed at the top of the wire pressing base 19 by bolts, and when in use, the optical cable can be pressed and fixed on the cable fixing base 6 by tightening the bolts, thereby preventing the optical cable from falling off;

the anti-falling fixing column 10 is a threaded column, a nut is arranged on the anti-falling fixing column 10, a wire passing hole is formed in the anti-falling fixing column 10 along the radial direction of the anti-falling fixing column, and the wire passing hole penetrates through the anti-falling fixing column 10; when the anti-drop fixing column is used, the steel wire of the optical cable passes through the wire passing hole and is tightly fixed by the nut, so that higher connection strength can be provided for the optical cable joint by means of the optical cable steel wire and the anti-drop fixing column 10, and the optical cable is prevented from being torn from the joint in the use process.

The technical effects achieved by the embodiment are as follows: the whole anti-drop mount simple structure can provide better joint strength for optical cable joint department, ensures the life of optical cable.

Example 3

As shown in fig. 1 to 5, another cable joint protection box according to this embodiment is provided, and the structure thereof includes the whole content of embodiment 1, and only different parts will be described below.

In this embodiment, the wiring board 9 includes a bottom plate 17 and a cover plate 18, the cover plate 18 is buckled on the top of the bottom plate 17, and one side of the cover plate 18 is hinged with the bottom plate 17.

In this embodiment, it should be noted that, the thickened fiber melting plates are adopted for the bottom plate 17 and the cover plate 18, the optical cable fixing sheets and the optical cable separating sheets are arranged at the top of the bottom plate 17, after the optical cable is put into the connector accommodating cavity, the optical cable fixing sheets and the optical cable separating sheets can be combed, so that the optical cable is neat and attractive, and after winding, the optical cable is connected again to provide buffering for the optical cable, so that the possibility of disconnection of the connector is greatly reduced.

The technical effects achieved by the embodiment are as follows: the whole wiring board 9 is of a double-layer structure, can accommodate cables with more cores, can be placed in a single layer by utilizing the bottom plate 17 when the cores are fewer, can be placed in a double layer by utilizing the bottom plate 17 and the cover plate 18 when the cores are more, and is wider in application range.

Example 4

As shown in fig. 1 to 5, another cable joint protection box according to this embodiment is provided, and the structure thereof includes the whole content of embodiment 1, and only different parts will be described below.

In this embodiment, the number of the wire inlet grooves 11 and the number of the wire outlet grooves 12 are all plural, and the wire inlet grooves 11 and the wire outlet grooves 12 are arranged in one-to-one correspondence.

In this embodiment, it should be noted that the sealing pad 14 includes a plurality of sealing pressing pieces 15, a connecting piece 16 is disposed between two adjacent sealing pressing pieces 15, and the sealing pressing pieces 15 are arc-shaped pieces.

The technical effects achieved by the embodiment are as follows: the number of the wire inlet grooves 11 and the number of the wire outlet grooves 12 are all multiple, a plurality of wire inlet holes and wire outlet holes can be formed, and the whole protection box can protect a plurality of optical cable joints.

In the description of the present utility model, it should be understood that the terms "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices 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 present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

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 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.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

In the description of the present specification, a description referring to the terms "embodiment one", "embodiment two", "example", "specific example" or "some examples", etc., means that a specific method, apparatus or feature described in connection with the embodiment or example is included in at least one embodiment or example 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, methods, apparatus, 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.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting thereof, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present utility model.

Claims (10)

1. The optical cable joint protection box is characterized by comprising a lower shell (1), an upper shell (2), an anti-falling fixing frame, a sealing ring (13) and a sealing gasket (14), wherein a lower accommodating cavity is formed in the top of the lower shell (1), an upper accommodating cavity is formed in the bottom of the upper shell (2), the top of the lower shell (1) is detachably connected with the bottom of the lower shell (1), and a joint accommodating bin is formed by surrounding the lower accommodating cavity and the upper accommodating cavity;

the two ends of the lower shell (1) and the upper shell (2) are respectively provided with a wire inlet groove (11) and a wire outlet groove (12), the wire inlet groove (11) on the lower shell (1) and the wire inlet groove (11) on the upper shell (2) are surrounded to form a wire inlet hole (8), and the wire outlet groove (12) of the lower shell (1) and the wire outlet groove (12) of the upper shell (2) are surrounded to form a wire outlet hole;

the sealing ring (13) is arranged at the joint of the lower shell (1) and the upper shell (2), the sealing ring (13) comprises a body (21), an incoming line sealing part (22) and an outgoing line sealing part (23), the body (21) is rectangular and annular, the incoming line sealing part (22) and the outgoing line sealing part (23) are respectively arranged at two ends of the body (21) in the length direction, incoming line sealing grooves (24) are arranged on the incoming line sealing part (22), the incoming line sealing grooves (24) are arranged in one-to-one correspondence with the incoming line grooves (11), outgoing line sealing grooves (25) are arranged on the outgoing line sealing part (23), the outgoing line sealing grooves (25) are arranged in one-to-one correspondence with the outgoing line grooves (12), and the number of the sealing gaskets (14) is two, and the two sealing gaskets (14) are respectively arranged above the incoming line sealing part (22) and the outgoing line sealing part (23).

The anti-drop fixing frame is arranged in the lower accommodating cavity of the lower shell (1) and is used for preventing the optical cable from being broken from the joint.

2. The optical cable joint protection box according to claim 1, wherein the anti-falling fixing frame comprises an anti-falling fixing seat (7) and a wiring board (9), two ends of the wiring board (9) are respectively provided with the anti-falling fixing seat (7), and the anti-falling fixing seat (7) is provided with a cable fixing seat (6) and an anti-falling fixing column (10).

3. The cable joint protection box according to claim 2, wherein the cable fixing seat (6) comprises a wire pressing seat (19) and a wire pressing sheet (20), the wire pressing seat (19) is installed on the anti-falling fixing seat (7), a fixing groove is formed in the top of the wire pressing seat (19), and the wire pressing sheet (20) is detachably arranged at the top of the wire pressing seat (19).

4. The cable joint protection box according to claim 2, wherein the anti-drop fixing column (10) is a threaded column, a nut is arranged on the anti-drop fixing column (10), and the anti-drop fixing column (10) is radially provided with a wire passing hole along the radial direction of the anti-drop fixing column (10), and the wire passing hole penetrates through the anti-drop fixing column (10).

5. A cable splice protection box according to claim 2, characterized in that the patch panel (9) comprises a base plate (17) and a cover plate (18), the cover plate (18) being snapped on top of the base plate (17), and one side of the cover plate (18) being hinged to the base plate (17).

6. The optical cable joint protection box according to claim 1, wherein the two sides of the width direction of the lower shell (1) and the upper shell (2) are respectively provided with a connecting lug (3), and the connecting lugs (3) on the lower shell (1) are arranged in one-to-one correspondence with the connecting lugs (3) on the upper shell (2).

7. The cable joint protection box according to claim 6, wherein the two ends of the upper housing (2) and the lower housing (1) in the length direction are respectively provided with a connecting hole (5), and the connecting holes (5) on the lower housing (1) are arranged in one-to-one correspondence with the connecting holes (5) on the upper housing (2).

8. A cable splice protector according to claim 1, characterized in that the outer parts of the lower housing (1) and the upper housing (2) are provided with a plurality of reinforcing ribs (4), respectively.

9. The optical cable joint protection box according to claim 1, wherein the number of the wire inlet grooves (11) and the number of the wire outlet grooves (12) are all multiple, and the wire inlet grooves (11) and the wire outlet grooves (12) are arranged in a one-to-one correspondence.

10. A cable splice protector according to claim 9 wherein the gasket (14) comprises a plurality of sealing beads (15), and a connecting tab (16) is provided between adjacent sealing beads (15).