CN215678875U

CN215678875U - Optical cable joint box capable of being installed quickly

Info

Publication number: CN215678875U
Application number: CN202122337277.1U
Authority: CN
Inventors: 聂宏
Original assignee: Kyushu Tongchuang Shandong Power Technology Co ltd
Current assignee: Kyushu Tongchuang Shandong Power Technology Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-01-28
Anticipated expiration: 2031-09-26

Abstract

An optical cable joint box capable of realizing quick installation comprises a box body and a box cover, wherein the box cover is positioned above the box body, so that the box cover only serves as the sealing work of a box body opening part, the sealing is simpler, the sealing effect is more obvious, a connecting part is arranged in the box body, sealing ports are arranged at two ends of the box body, an optical cable can pass through the sealing ports and can be connected through the connecting part, each sealing port comprises a wire inlet and outlet, a top plug and a filling pad, the filling pad is positioned in the wire inlet and outlet, the inner side of the filling pad is clamped with the inner wall of the wire inlet and outlet, the outer side of the filling pad is in contact with the top plug, the top plug penetrates into the wire inlet and outlet from the outer end of the filling end, the length of the top plug entering the wire inlet and outlet can be adjusted through a connecting device, the filling pad can be extruded towards the middle under the jacking effect of the top plug, other auxiliary tools such as a sealing ring and a sealing adhesive tape are not needed, and the top plug can only be screwed to generate a good sealing effect, the sealing work is simpler, and the optical cable splicing work is quicker.

Description

Optical cable joint box capable of being installed quickly

Technical Field

The utility model relates to the technical field of optical cable laying, in particular to an optical cable joint box capable of realizing quick installation.

Background

The optical cable is a communication cable assembly which uses one or more optical fibers arranged in a coating sheath as transmission media and can be used independently or in groups, and due to the special structure, the optical cable is complicated when needing to be spliced, and splicing work needs to be completed by means of a joint box.

The splice closure available on the market at present is of a two-leaf structure, the splice closure is formed by closing two leaves, the interior of the splice closure is used for welding optical cables, two ends of two leaves of the splice closure are oppositely provided with notches, after the splice closure is closed, a notch is formed between the upper leaf and the lower leaf for the incoming and outgoing lines of the optical cables, the arrangement is troublesome when the two leaves are closed and sealing work is carried out, in practice, the current operation generally comprises the steps of sleeving two sealing rings on the optical cables, winding self-adhesive sealing adhesive tapes between the two sealing rings, enabling the sealing tapes to be wound to be flush with the outer diameter of the sealing rings so as to form an optical cable sealing end, then enabling the notches between the two leaves to compress the optical cable sealing end to achieve the sealing effect, but the working process is complicated, the distance between the two sealing rings is also ensured, and a long time is consumed when the sealing tapes are wound, meanwhile, according to different outer diameters of the optical cables, a proper sealing ring needs to be selected, and inconvenience is caused.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the connection working efficiency is extremely low because the size of the wire inlet and outlet of the joint box is fixed and a sealing ring and a sealing strip are required to be sleeved at the end of the optical cable joint to ensure the sealing property, the utility model provides the optical cable joint box capable of realizing quick installation.

The technical scheme of the utility model is as follows:

the utility model provides an optical cable joint box of quick installation of realization, includes box body and lid, the lid is located the box body top, makes the lid only be used for box body open-ended sealing work, makes sealed simpler like this, and sealed effect is stronger simultaneously, the inside portion of continuing that is equipped with of box body, both ends are equipped with the sealing port, and the optical cable can pass the sealing port and accomplish the connection through the portion of continuing.

Further, the sealing port includes business turn over line mouth, top stopper and packing pad, business turn over line mouth outer end is the packing end, packing pad is located inside the packing end, and its inboard one end and the inner wall block of business turn over line mouth, outside one end can with the contact of top stopper, the top stopper penetrates in the business turn over line mouth from the packing end outer end, top stopper and business turn over line mouth outer lane all are equipped with connecting device, can adjust the length that the top stopper got into the business turn over line mouth through connecting device, the packing pad can be in the tight effect of top stopper down to middle extrusion, accomplishes sealed work, compares in traditional mode of sealing up in the winding of optical cable outer lane, and this device need not be with the help of other instruments, and sealed work is simple more swift, has improved the optical cable and has continued efficiency.

The optical cable joint box capable of being installed quickly comprises a top ring, wherein the outer diameter of the top ring is matched with the inner diameter of a filling end, and the top ring is inserted into a wire inlet and outlet, so that the filling pad is prevented from being diffused between the top ring and the inner wall of the wire inlet and outlet when the filling pad is tightly pushed.

As preferred, the top circle is close to the inside one end outer lane of box body, is equipped with the arc circle, the arc circle is from the shrink of the inside circle of top circle outer lane, and the inside one end of box body is kept away from to the directional top circle of arc opening, and towards the top circle outside, and design like this makes the top circle when the tight pad of packing in top, because curved effect, the pad of packing can be easy inwards shrink more, guarantees that the device has good sealed effect.

Furthermore, the top plug also comprises a top head which is positioned at the top ring and is far away from the inner end of the box body, and an insertion groove is arranged at one side close to the top ring, the insertion groove is matched with the diameter of the outer wall of the filling end, so that the top plug is more closely connected with the wire inlet and outlet, and meanwhile, the top plug is positioned on a connecting device on the top plug, and the top plug is more firmly fixed.

As the optical cable joint box achieving rapid installation, the inner diameter of the filling end is larger than the inner diameter of the end, far away from the end of the filling end, of the wire inlet and the wire outlet, the baffle table is formed inside the joint of the two ends and used for limiting the displacement of the filling pad to the inner end of the wire inlet and the wire outlet, the outer diameter of the filling pad is matched with the inner diameter of the filling end, and the filling pad is designed in such a way that the filling pad can receive obvious extrusion effect when the top plug is screwed, so that the sealing effect is more obvious.

Preferably, the thickness of the filling pad is not less than the thickness of the top ring and the blocking platform, so that the whole filling pad shrinks towards the middle when being subjected to the extrusion force, and the filling pad is prevented from being folded to influence the sealing effect.

Furthermore, the filling pad material includes soft rubber or silica gel, and when receiving the extrusion, it can be better diffusion to the gap in, compares with other materials, and silica gel or soft rubber have stronger ductility and compactedness.

The utility model has the beneficial effects that: (1): compared with a structure with two oppositely opened leaves, the box cover of the device is only used for sealing the opening of the joint box, so that the sealing is simpler and the sealing effect is more obvious;

(2): when sealing operation is carried out, other auxiliary tools such as a sealing ring and a sealing adhesive tape are not needed, and good sealing effect can be achieved only by screwing the top plug, so that sealing operation is simpler, and optical cable connection operation is quicker;

(3): the sealing port has lower requirements on the specifications of the optical cables, sealing operation can be well completed even for optical cables of different specifications, and the applicability is wider.

Drawings

The aspects and advantages of the present application will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model.

In the drawings:

FIG. 1 is a schematic structural diagram of a closure according to an embodiment;

FIG. 2 is a schematic view of the internal structure of FIG. 1;

FIG. 3 is a schematic structural view of a sealing port in an embodiment;

FIG. 4 is a schematic view showing a sealing state of the optical cable according to the embodiment;

the components represented by the reference numerals in the figures are:

1. the optical fiber fusion splice tray comprises a box body, 11, a sealing port, 111, a top plug, 1111, a top head, 1112, a top ring, 1113, a first connecting part, 1114, an arc ring, 112, a wire inlet and outlet port, 1121, a filling end, 1122, a second connecting part, 113, a filling pad, 114, a fastening bolt, 12, an optical cable fixing frame, 13, an optical fiber fusion splice tray fiber board, 14, a fixing device, 2 and a box cover.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. It should be noted that these embodiments are provided so that this disclosure can be more completely understood and fully conveyed to those skilled in the art, and the present disclosure may be implemented in various forms without being limited to the embodiments set forth herein.

Examples

This embodiment provides an optical cable splice box who realizes quick installation, refers to fig. 1, including box body 1 and lid 2, box body 1 is top open-ended cuboid structure, and its upper portion is equipped with matched with lid 2 with it, combines fig. 2, 1 upper end opening four corners of box body and both sides all are equipped with fixing device 14, fixing device 14 is the nut, lid 2 passes through the bolt and is connected with 1 upper end of box body, makes lid 2 only be used for 1 upper end open-ended sealing work of box body, makes sealing work simpler like this, and sealed effect is stronger simultaneously, 1 inside portion that continues of box body is equipped with the portion that continues, and both ends all are equipped with seal port 11, and the optical cable can pass seal port 11 and accomplish the connection through the portion that continues.

In this embodiment, referring to fig. 3 and 4, the sealing port 11 includes a wire access port 112, a top plug 111, and a filling pad 113, where the filling pad 113 is located inside the wire access port 112, and the top plug 111 is inserted into the wire access port 112 from an outer end of the wire access port 112.

Further, one end of the wire inlet/outlet 112 located at the outer side is a filling end 1121, the wire inlet/outlet 112 is cylindrical as a whole, the inside of the wire inlet/outlet is cylindrical and hollow, and the diameter of the hollow part of the filling end 1121 is larger than that of the hollow part at the inner end of the wire inlet/outlet 112, so that the hollow part inside the wire inlet/outlet 112 forms a blocking table.

Further, the filling pad 113 is a cylindrical structure, the length of the filling pad is smaller than that of the filling end 1121, the interior of the filling pad is cylindrical and hollow, the outer diameter of the filling pad 113 is matched with the inner diameter of the filling end 1121 of the wire inlet/outlet 112, the filling pad is inserted into the filling end 1121 from the outer end of the wire inlet/outlet 112, and one end of the filling pad 113, which is far away from the outer end of the wire inlet/outlet 112, is tightly attached to the baffle table to limit the inward displacement of the filling pad 113.

Further, the top plug 111 includes top 1111 and top ring 1112, top 1111 is the cylindricality structure, and its diameter is greater than business turn over line mouth 112 external diameter, vertically locates business turn over line mouth 112 outer end, top 1111 middle part is equipped with the through-hole for the threading work of optical cable, top ring 1112 is the cylindricality structure, and its inside is the cylindricality cavity, top ring 1112 length is less than filling end 1121 length, and its external diameter cooperatees with filling end 1121 internal diameter, prevents when the tight pad 113 of filling in top, fills to fill between ring 1112 and the business turn over line mouth 112 inner wall, top ring 1112 is located top 1111 one side and top 1111 coaxial coupling to insert in business turn over line mouth 112 by business turn over line mouth 112 outer end.

Preferably, an arc ring 1114 is arranged at one end of the top ring 1112 far away from the top 1111, so that the outer ring of the top ring 1112 gradually shrinks towards the inner ring, and the arc opening points to one end of the top ring 1112 near the top 1111 and faces towards the outer side of the top ring 1112, so that when the top ring 1112 tightly pushes the filling pad 113, the filling pad 113 can more easily shrink inwards due to the arc function, and the device is ensured to have a good sealing effect.

Furthermore, the outer ring of the top 1111, which is close to the top ring 1112, extends outwards to form an annular insertion groove, the specification of the insertion groove is matched with the outer diameter of the wire inlet/outlet 112, when the top plug 111 is screwed, the outer end of the wire inlet/outlet 112 can be just inserted into the insertion groove, so that the connection between the top plug 111 and the wire inlet/outlet 112 is tighter, and meanwhile, the connection device on the top plug 111 is more firm in fixation.

Further, top 1111 outer lane circumference equipartition has four first connecting portion 1113, business turn over line mouth 112 outer lane equipartition has four second connecting portion 1122, all be equipped with the connecting hole on first connecting portion 1113 and the second connecting portion 1122, the connecting hole axis is parallel with business turn over line mouth 112 axis, is equipped with fastening bolt 114 between two connecting portions to can adjust the distance of top 1111 and business turn over line mouth 112 outer end through fastening bolt 114, and then make top circle 1112 inwards extrude and fill pad 113, fill pad 113 and receive extrusion effort to the centre shrink, accomplish sealed work, compare in traditional mode of sealing tape at the winding of optical cable outer lane, this device need not be with the help of other instruments, and sealed work is simple more swift, has improved the optical cable efficiency of continuing.

Preferably, the thickness of the filling pad 113 is greater than that of the top ring 1112, and the difference between the inner diameter and the outer diameter of the filling pad 113 is greater than the difference between the inner diameter and the outer diameter of the two ends inside the cable inlet and outlet 112, so that the whole filling pad 113 shrinks towards the middle when being subjected to a squeezing force, and the filling pad 113 is prevented from being folded to affect the sealing effect.

Preferably, the filling pad 113 is made of silicone, and when the filling pad is pressed, the filling pad can be better diffused into the gap, and of course, the filling pad may be made of other materials with better ductility and compactness, such as soft rubber, and the embodiment is not limited at all.

In this embodiment, the optical cable fixing frames 12 are respectively arranged at two ends inside the box body and close to the positions of the wire inlet and outlet, the optical cable fixing frames 12 are vertically arranged, the upper portions of the optical cable fixing frames are provided with pressing pads, the optical cable can be placed at the upper ends of the optical cable fixing frames 12 after entering from the wire inlet and outlet 112 and can be pressed by the pressing pads, the situation that connection is not firm due to pulling caused between two wire connectors during wiring is prevented, and the optical fiber fusion splice plate fiber 13 is arranged in the middle inside the box body 1 and used for fusion splicing work of two optical cable connectors.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or additions or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. An optical cable joint box achieving rapid installation is characterized by comprising a box body (1) and a box cover (2), wherein the box cover (2) is located above the box body (1), a connection part is arranged inside the box body (1), sealing ports (11) are formed in two ends of the box body, and optical cables can penetrate through the sealing ports (11) and are connected through the connection part;

the sealing port (11) comprises a wire inlet and outlet port (112), a top plug (111) and a filling pad (113), the outer end of the wire inlet and outlet port (112) is a filling end (1121), the filling pad (113) is located inside the filling end (1121), one end of the inner side of the filling pad is clamped with the inner wall of the wire inlet and outlet port (112), one end of the outer side of the filling pad can be in contact with the top plug (111), the top plug (111) penetrates into the wire inlet and outlet port (112) from the outer end of the filling end (1121), the outer rings of the top plug (111) and the wire inlet and outlet port (112) are both provided with a connecting device, the length of the top plug (111) entering the wire inlet and outlet port (112) can be adjusted through the connecting device, and the filling pad (113) can extrude towards the middle under the jacking effect of the top plug (111) to complete sealing work.

2. A cable closure for quick installation according to claim 1, wherein the top plug (111) includes a top ring (1112), and the top ring (1112) has an outer diameter matching the inner diameter of the filling end (1121) and is inserted into the port (112).

3. An optical cable joint box for realizing quick installation according to claim 2, wherein the top ring (1112) is close to an outer ring at one end inside the box body (1), an arc ring (1114) is arranged, the arc ring is contracted from the outer ring to an inner ring of the top ring (1112), and an arc opening is directed to one end of the top ring (1112) far away from the inside of the box body (1) and is directed to the outside of the top ring (1112).

4. A cable closure for quick installation according to claim 3, wherein the plug (111) further comprises a plug (1111) located at one end of the top ring (1112) far from the inside of the housing (1), and a slot is provided at one side of the top ring (1112), the slot matching with the diameter of the outer wall of the filling end (1121).

5. A cable closure for achieving quick installation as claimed in claim 1, wherein the inner diameter of the filling end (1121) is larger than the inner diameter of the end of the port (112) far from the filling end (1121), a stop is formed inside the junction of the two ends, and the outer diameter of the filling pad (113) matches with the inner diameter of the filling end (1121).

6. A cable closure for effecting quick installation according to claim 2 or 5, wherein the thickness of the said filling pad (113) is not less than the thickness of the top ring (1112) and the abutment.

7. A cable closure for quick installation according to claim 6, wherein the filling pad (113) comprises soft rubber or silicone.