CN113013807A

CN113013807A - Modular junction box

Info

Publication number: CN113013807A
Application number: CN202110305616.XA
Authority: CN
Inventors: 虞华春; 李平武; 赖群杰
Original assignee: Ningbo Gmf Telecom Technology Co ltd
Current assignee: Ningbo Gmf Telecom Technology Co ltd
Priority date: 2021-03-23
Filing date: 2021-03-23
Publication date: 2021-06-22

Abstract

The invention provides a modular junction box, and belongs to the technical field of copper cable junction communication equipment. The device solves the problem that the existing copper cable branching equipment can not prevent the copper core from being oxidized or corroded. The invention relates to a modular junction box which comprises a shell, a junction module, a junction base, a wiring assembly, an oil storage assembly and an insect prevention cover. When the junction box is installed, the cable inlet and one side of the junction box, which is close to the oil storage assembly, are required to be connected together, the junction of the cable inlet and the junction box is sealed through the oil storage assembly, one end of the cable outlet and one side of the junction box, which is close to the wiring assembly, are required to be sealed, and the junction of the cable outlet and the junction box is sealed through the wiring assembly.

Description

Modular junction box

Technical Field

The invention belongs to the technical field of copper cable branching communication equipment, and relates to a modular branching box.

Background

The junction box is a junction box for connecting a communication cable with a tail cable, and is based on the junction box between the communication cable cross-connecting box and an outdoor cable of a user terminal, for example, a metal junction box with the publication number of CN107017589B, and comprises a shell, wherein an outgoing line panel is detachably connected to the shell, at least two line collecting holes are formed in the outgoing line panel, and line pressing assemblies corresponding to the line collecting holes are detachably connected to the shell, close to the line collecting holes; the shell cover is movably connected with the shell, and the shell cover can turn over relative to the shell; the distributing board is detachably connected in the shell, a channel for the cable to pass through is arranged in the distributing board, the branching plate is provided with a plurality of branching holes for guiding cables, each branching hole is communicated with the channel, each branching hole is provided with a branching assembly for guiding the cables in the branching hole, the distributing board is provided with a distributor for guiding the cable in the distributing component, in the distributing process, all copper wires are collected to the middle part of the junction box, and the copper wires are collected to a junction board through a junction component, although the above-mentioned solution can realize the function of distributing the cable, during the assembly and routing process or the later repair of the cable distribution box, because the copper wires are collected on one wire distribution plate through the wire distribution assembly, the copper wires are disordered when people rearrange the copper wires in the later period; secondly, the copper cable in the prior art is directly connected with the branching assembly without any sealing measures, so that the connection part of the copper core in the copper wire and the branching assembly is oxidized or corroded, and the branching box cannot work normally.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a modular junction box for preventing a copper core from being oxidized or corroded.

The purpose of the invention can be realized by the following technical scheme: a modular junction box comprising:

a housing;

the branching modules are detachably connected in the shell, each branching module comprises a branching seat, a plurality of wiring assemblies and an oil storage assembly corresponding to the wiring assemblies, the wiring assemblies are detachably connected to the branching seats, and each oil storage assembly can be detachably connected to the branching seat;

the insect-proof cover is detachably connected to the shell.

In the above-mentioned modular junction box, the wiring subassembly is located the both sides of junction box respectively with the oil storage subassembly, every the wiring subassembly all includes a plurality of inserted blocks, be equipped with a plurality of wiring shells that are used for the card to establish corresponding inserted block on the junction box.

In the above-mentioned modular junction box, a reed is inserted into each of the junction boxes, each reed passes through the junction box, the insert block is provided with an inner pin and an outer pin, the outer pin is inserted into the corresponding junction box, and one end of each reed is inserted between the inner pin and the outer pin.

In the above-mentioned modular junction box, be equipped with the card line board that is the U font on the interior pin, perforation has between card line board and the interior pin, every all be equipped with a pair of splint on the connection shell, have the space between two splint, two splint all inject in the corresponding perforation.

In the above modular junction box, each outer pin is provided with a clamping pin clamped with the inside of the wiring shell, each outer pin is provided with a positioning block, the positioning block abuts against the wiring shell, and liquid polyisobutylene is filled between the wiring shell and the insertion block.

In the above-mentioned modular junction box, every the oil storage subassembly all includes oil storage shell and push pedal, push pedal movable mounting is in oil storage shell, every oil storage shell all with the junction box lock joint, the other end of reed injects in the oil storage shell, the oil storage shell intussuseption is filled with liquid polyisobutylene.

In foretell a modular junction box, a plurality of wearing grooves have been seted up to one side of oil storage shell, one side of push pedal is equipped with a plurality of ejector pads, the ejector pad activity passes the oil storage shell, the both ends of oil storage shell all are equipped with the extension ear, every extend all to be equipped with on the ear with the tongue that colludes of junction box lock joint.

In the above modular junction box, two ends of each of the junction boxes are respectively provided with a snap ring and a limiting strip, and the shell is provided with a clamping plate for clamping the junction box; a limiting groove used for clamping a corresponding limiting strip is formed between every two adjacent clamping plates, and a clamping hole used for clamping a clamping ring is formed in each clamping plate.

In the above modular junction box, the insect-proof cover is provided with a plurality of outer wire holes, the shell is provided with inner wire holes corresponding to the outer wire holes, insect-proof cotton is arranged in the insect-proof cover close to the outer wire holes, and the insect-proof cotton is provided with notches corresponding to the outer wire holes.

In the above-mentioned modular junction box, a fixing plate corresponding to the inner wire hole is provided inside the housing near the inner wire hole.

Compared with the prior art, the invention has the following beneficial effects:

1. with a plurality of separated time modules demountable installation on the casing, will advance the cable again and install on the separated time module that corresponds with the cable of being qualified for the next round of competitions to realize the modularization of this junction box, so, alright realize laying more intensive copper line in limited space, simultaneously, also make things convenient for the inspection and the maintenance in people's later stage.

2. During the installation, will advance the cable and link together with the one side that the separated time seat is close to the oil storage subassembly, and will advance the cable and seal up with the junction of separated time seat through the oil storage subassembly, the one end that will go out the cable again is close to one side of wiring subassembly with the separated time seat, and will go out the cable and seal up with the junction of separated time seat through the wiring subassembly, so, not only avoided the one end that the copper core is close to the separated time seat to be oxidized or the corruption condition, secondly, also avoid the insect to gnaw the junction of advancing cable and separated time seat and reach out the junction of cable and separated time seat, thereby improve the life of this separated time box, so that the separated time box can the steady operation.

3. When people connect the outgoing cable on the wire distributing base, the outgoing cable can be pressed on the reed corresponding to the wire distributing base only through the action of the plurality of wiring assemblies, other tools are not needed, and therefore the operation of people is facilitated.

4. When the copper cable passes through the shell, the insect-proof cotton can be tightly attached to the surface of the copper cable, so that external insects and ants (such as mosquitoes or flies) can be prevented from entering the interior of the junction box, and the normal use of the junction box can be guaranteed.

5. When the oil storage shell is buckled on the branching seat or the liquid polyisobutylene stored in the oil storage shell is less, people can push the push block into the oil storage shell, and the push plate is fixedly connected with the push block to push the push plate to the reed direction, so that the liquid polyisobutylene stored in the oil storage shell can be pushed to the reed to wrap the reed, and the reed is isolated from the external air by ensuring one end of the reed, which is positioned in the wiring shell.

Drawings

FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention.

Fig. 2 is an assembly view of a single splitter module with a housing.

Fig. 3 is a schematic structural diagram of a branching module.

Fig. 4 is a schematic structural diagram of another view angle of the line splitting module.

Fig. 5 is a schematic structural view of the oil storage unit.

FIG. 6 is a schematic view of the structure of the push plate.

FIG. 7 is an exploded view of the wire connection assembly and the wire distribution base.

Fig. 8 is an exploded view of the insect resistant cover and housing.

Fig. 9 is a top view of a breakout module.

Fig. 10 is a cross-sectional view at a-a of fig. 9.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 10, a modular distribution box of the present invention includes a housing 300, a distribution module 100, a distribution base 110, a wiring assembly 120, an oil storage assembly 130, and an insect-proof cover 200.

In the invention, the copper cable is formed by assembling a plurality of copper wires, and a copper core penetrates through the inside of each copper wire; and after the copper cable penetrates into the junction box, each copper wire in the copper cable is stripped through the action of the junction module, and a copper core in each copper wire is connected with a corresponding reed, so that the connection between the incoming cable and the junction box is realized.

The plurality of branching modules 100 can be detachably connected in the housing 300, each branching module 100 comprises a branching seat 110, a plurality of wiring assemblies 120 and an oil storage assembly 130 corresponding to the wiring assemblies 120, the wiring assemblies 120 can be detachably connected to the branching seats 110, each oil storage assembly 130 can be detachably connected to the branching seats 110, the wiring assemblies 120 and the oil storage assemblies 130 are respectively located at two sides of the branching seats 110, and the insect-proof cover 200 can be detachably connected to the housing 300, when in installation, a user needs to connect a cable inlet with one side of the branching seat 110 close to the oil storage assembly 130, seal the connection between the cable inlet and the branching seat 110 through the oil storage assembly 130, seal one end of the cable outlet with one side of the branching seat 110 close to the wiring assemblies 120, and seal the connection between the cable outlet and the branching seat 110 through the wiring assemblies 120, so as to avoid the situation that one end of an optical fiber close to the branching seat 110 is oxidized or corroded, secondly, insects and ants are prevented from gnawing the connecting part of the cable and the junction box 110 and the connecting part of the cable and the junction box 110, so that the service life of the junction box is prolonged, and the junction box can work stably; in addition, a plurality of distributing modules 100 are detachably mounted on the housing 300, and then the incoming cables and the outgoing cables are mounted on the corresponding distributing modules 100, so that the modularity of the distributing box is realized, and thus, more dense optical fibers can be laid in a limited space, and meanwhile, the later-stage inspection and maintenance of people are facilitated.

As shown in fig. 1 to 7, each of the wiring members 120 includes a plurality of insertion blocks 121, and in particular, the plurality of insertion blocks 121 on the same straight line are referred to as a wiring member 120.

The wire distributing base 110 is provided with a plurality of wire connecting shells 112 for clamping corresponding plug-in blocks 121, each wire connecting shell 112 is internally provided with a reed 111, each reed 111 passes through the wire distributing base 110, each plug-in block 121 is provided with an inner pin 122 and an outer pin 123, the outer pin 123 is inserted into the corresponding wire connecting shell 112, one end of each reed 111 is inserted between the inner pin 122 and the outer pin 123, when the cable connecting device is installed, one needs to pass the reed 111 through the wire distributing base 110 to enable one end of each reed 111 to be positioned in the corresponding wire connecting shell 112, the other end of each reed 111 passes through one side face of the wire distributing base 110 far away from the wire connecting shell 112, then one end of the outgoing cable sequentially passes through the inner pin 122 and the outer pin 123, then the plug-in block 121 is moved towards the corresponding wire connecting shell 112, so that the outer pin 123 and the inner pin 122 are both in the same plug-in the wire connecting shell 112, and the reed 111 is inserted between the inner pin, when the outer plug pin 123 is fastened with the corresponding connection shell 112, the outgoing cable passing through the outer plug pin 123 and the inner plug pin 122 is pressed only in the reed 111 by the plug block 121, so that the outgoing cable is tightly contacted with the reed 111, and thus, tool-free installation can be realized, and the operation of people is facilitated.

The liquid polyisobutylene is colorless to light yellow viscous liquid or elastic rubbery semisolid (low molecular weight is soft colloid, high molecular weight is toughness and elasticity), has an average molecular weight of 20-8700 ten thousand, and has good light resistance, heat resistance and oxidation resistance.

Liquid polyisobutylene is filled between the wiring shell 112 and the plug block 121, when people pass the reed 111 through the wire holder 110, the liquid polyisobutylene needs to be filled into the wiring shell 112, and then each wiring component 120 is buckled with the corresponding wiring shell 112, so that the liquid polyisobutylene is stored between the wiring shell 112 and the plug block 121, and thus, one end, located in the wiring shell 112, of the reed 111 can be wrapped by the liquid polyisobutylene, and therefore one end, located in the wiring shell 112, of the reed 111 is isolated from the outside air, and the one end, located in the wiring shell 112, of the reed 111 is prevented from being oxidized or corroded; moreover, the wiring shell 112 is filled with the liquid polyisobutylene, so that the phenomenon that insects and ants bite out of the cable after drilling into the wiring shell 112 is avoided, and the junction box can work normally.

The inner pin 122 is provided with a U-shaped wire clamping plate 122a, a through hole 122b is formed between the wire clamping plate 122a and the inner pin 122, each wiring shell 112 is provided with a pair of clamping plates 112a, a gap 112b is formed between the two clamping plates 112a, the two clamping plates 112a are inserted into the corresponding through holes 122b, after the plug block 121 moves towards the corresponding wiring shell 112, the pair of clamping plates 112a on the wiring shell 112 are inserted into the through holes 122b until the clamping plates 112a abut against the bottom of the through holes 122b, and thus, the inner pin 122 can be positioned and installed in the wiring shell 112.

Each outer pin 123 is provided with a clamping pin 123a clamped with the interior of the wiring shell 112, each outer pin 123 is provided with a positioning block 123b, the positioning block 123b abuts against the wiring shell 112, when the wiring shell 112 is installed, people need to insert the outer pin 123 and the inner pin 122 into the corresponding wiring shell 112, and when the clamping pin 123a is buckled in the wiring shell 112 and the positioning block 123b abuts against the wiring shell 112, the outer pin 123 can be positioned and installed on the corresponding wiring shell 112.

Each oil storage assembly 130 comprises an oil storage shell 131 and a push plate 132, the push plate 132 is movably mounted in the oil storage shell 131, each oil storage shell 131 is fastened with the branching base, the other end of the reed 111 is inserted into the oil storage shell 131, liquid polyisobutylene is filled in the oil storage shell 131, when the reed 111 penetrates through the branching base 110 and the oil storage shell 131 is fastened with the branching base 110, the reed 111 penetrates through one end of the branching base 110 and is inserted into the oil storage shell 131, and the liquid polyisobutylene is filled in the oil storage shell 131, so that one end, penetrating through the branching base 110, of the reed 111 is just wrapped by the liquid polyisobutylene, one end, located in the oil storage shell 131, of the reed 111 is isolated from the outside air, and one end, located in the oil storage shell 131, of the reed 111 is prevented from being oxidized or corroded; moreover, the wiring shell 112 is filled with the liquid polyisobutylene, so that insects and ants are prevented from gnawing the cable after drilling into the oil storage shell 131, and the junction box can work normally; further, one side of the push plate 132 is provided with a plurality of push blocks 132a, the push blocks 132a movably penetrate through the oil storage shell 131, when the oil storage shell 131 is fastened on the wire distributing base 110 or the amount of liquid polyisobutylene stored in the oil storage shell 131 is small, people can push the push blocks 132a into the oil storage shell 131, and the push plate 132 is fixedly connected with the push blocks 132a, so that the push plate 132 is pushed towards the reed 111, and thus, the liquid polyisobutylene stored in the oil storage shell 131 can be pushed towards the reed 111, so that the reed 111 can be wrapped by the liquid polyisobutylene, and the end, located at the wire connecting shell 112, of the reed 111 is isolated from the outside air.

The two ends of the oil storage shell 131 are respectively provided with an extension lug 133, each extension lug 133 is provided with a hook tongue 133a fastened with the distributing base 110, the distributing base 110 is provided with a blocking shell component 113 and a baffle 114 for limiting the dislocation movement of the corresponding oil storage shell 131, the oil storage shell 131 is clamped between the blocking shell component 113 and the baffle 114, when the oil storage shell 131 is installed, people need to embed the oil storage shell 131 between the blocking shell component 113 and the baffle 114, and when the oil storage shell 131 props against the distributing base 110, the hook tongues 133a on the two extension lugs 133 just hook the distributing base 110 so as to realize the positioning installation of the oil storage shell 131 on the distributing base 110.

A plurality of through grooves 131a are formed in one side of the oil storage shell 131, each blocking shell component 113 comprises a pair of clamp plates 113a corresponding to the through grooves 131a, a gap 113b corresponding to the through grooves 131a is formed between each pair of clamp plates 113a, when a cable is installed, one end of the cable and one end of the reed 111, which are located in the oil storage shell 131, of the cable need to be clamped into the adjacent gap 113b, and then when the oil storage shell 131 is installed on the distributing base 110 in a positioning mode, the end of the cable is just clamped into the corresponding through groove 131a, so that the cable can be stably connected with the reed 111, and people can conveniently arrange the cable.

As shown in fig. 2-3 and 8-10, a plurality of guide frames 115 are disposed in each wire distributing base 110, one guide frame 115 is disposed on the same side of each wire connecting assembly 120, a guide groove 115a corresponding to the wire connecting shell 112 is disposed on each side of each guide frame 115, specifically, one end of the guide groove 115a is aligned with a predetermined wire connecting shell 112, and the other end of the guide groove 115a is located at the end of the wire distributing base 110, so that when a user inserts a outgoing cable into the guide groove 115a from the end of the wire distributing base 110, the outgoing cable is guided to the corresponding wire connecting shell 112 by the guiding function of the guide groove 115a, and then the outgoing cable is stably connected with the spring 111 through the wire connecting assembly 120, which not only facilitates the laying and sorting of the outgoing cable, but also greatly optimizes the routing path inside the wire distributing base.

The two ends of each wire distributing base 110 are respectively provided with a snap ring 116 and a limiting strip 117, the housing 300 is provided with a snap plate 310 for snapping the wire distributing base 110, a limiting groove 320 for snapping a corresponding limiting strip 117 is arranged between two adjacent snap plates 310, each snap plate 310 is provided with a snap hole 311 for snapping the snap ring 116, when people need to mount the wire distributing module 100 on the wire distributing base 110, the limiting strips 117 at the two ends of the wire distributing base 110 need to be snapped into the corresponding limiting grooves 320, when the bottom end of the wire distributing base 110 abuts against the housing 300, the snap plates 310 at the two ends of the wire distributing base 110 just snap into the corresponding snap holes 311, so as to realize that the wire distributing base 110 is positioned and mounted on the housing 300, when one of the wire distributing modules 100 needs to be dismounted from the housing 300, people only need to push the snap plates 310 out of the corresponding snap holes 311, and can take the whole wire distributing module 100 off the housing 300, thus, it is convenient for people to replace or overhaul the routing of the optical fibers and the whole branching module 100.

The insect-proof cover 200 is provided with a plurality of outer thread holes 210, the housing 300 is provided with inner thread holes 330 corresponding to the outer thread holes 210, the insect-proof cotton 220 is arranged in the insect-proof cover 200 near the outer thread holes 210, the insect-proof cotton 220 is provided with notches 221 corresponding to the outer thread holes 210, when in installation, people need to clamp the insect-proof cotton 220 in the insect-proof cover 200, align the notches 221 on the insect-proof cotton 220 with the corresponding outer thread holes 210, then install the insect-proof cover 200 on the housing 300, align the outer thread holes 210 with the corresponding inner thread holes 330, and then sequentially pass the optical fibers through the outer thread holes 210, the insect-proof cotton 220 and the inner thread holes 330 or sequentially pass through the inner thread holes 330, the insect-proof cotton 220 and the outer thread holes 210, because the insect-proof cotton 220 has certain flexibility and elasticity, when passing the optical fibers through the insect-proof cotton 220, the insect-proof cotton 220 can be tightly attached to the edge of the optical fibers, the insect-proof cotton 220 can be tightly attached to the surface of the optical fiber, so that external insects (such as mosquitoes or flies) can be prevented from entering the interior of the junction box, and the normal use of the junction box can be guaranteed.

The fixing plate 340 corresponding to the inner wire hole 330 is disposed inside the housing 300 near the inner wire hole 330, and when the optical fiber is inserted into the housing 300 through the inner wire hole 330 or the optical fiber is passed out through the inner wire hole 330, the optical fiber located in the housing 300 and near the inner wire hole 330 is located right above the corresponding fixing plate 340, so that the optical fiber can be bound to the fixing plate 340 by a binding tape, so that the optical fiber can be stably connected to the distribution module 100.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

Moreover, descriptions of the present invention as relating to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Claims

1. A modular distribution enclosure, comprising:

a housing;

the insect-proof cover is detachably connected to the shell.

2. The modular junction box of claim 1, wherein the wiring assemblies and the oil storage assemblies are respectively disposed on two sides of the junction box, each of the wiring assemblies includes a plurality of plug blocks, and the junction box is provided with a plurality of wiring housings for receiving the corresponding plug blocks.

3. The modular junction box of claim 2, wherein each of said junction housings has a spring plate disposed therein, each of said spring plates passing through the junction housing, said insert block having an inner pin and an outer pin, said outer pin being inserted into the corresponding junction housing, one end of said spring plate being inserted between the inner pin and the outer pin.

4. The modular distribution box of claim 3, wherein the inner pins have U-shaped wire-clamping plates, the wire-clamping plates have through holes between the inner pins, each of the wire-clamping shells has a pair of clamping plates, and a gap is formed between the clamping plates, and the clamping plates are inserted into the corresponding through holes.

5. The modular junction box of claim 3, wherein each of the outer pins has a locking pin for locking with an interior of the wiring housing, each of the outer pins has a positioning block for abutting against the wiring housing, and liquid polyisobutylene is filled between the wiring housing and the locking block.

6. The modular junction box of claim 3, wherein each oil storage assembly comprises an oil storage shell and a push plate, the push plate is movably mounted in the oil storage shell, each oil storage shell is fastened to the junction box, the other end of the spring plate is inserted into the oil storage shell, and the oil storage shell is filled with liquid polyisobutylene.

7. The modular junction box according to claim 6, wherein a plurality of through grooves are formed in one side of the oil storage shell, a plurality of push blocks are arranged on one side of the push plate, the push blocks movably penetrate through the oil storage shell, extending lugs are arranged at two ends of the oil storage shell, and each extending lug is provided with a hook tongue fastened with the junction box.

8. The modular junction box as claimed in claim 1, wherein each of the junction boxes has a snap ring and a stop bar at both ends, and the housing has a snap plate for snapping the junction box; a limiting groove used for clamping a corresponding limiting strip is formed between every two adjacent clamping plates, and a clamping hole used for clamping a clamping ring is formed in each clamping plate.

9. The modular junction box of claim 1, wherein the insect-proof cover has a plurality of outer holes, the housing has inner holes corresponding to the outer holes, insect-proof cotton is disposed inside the insect-proof cover near the outer holes, and the insect-proof cotton has notches corresponding to the outer holes.

10. The modular junction box of claim 9, wherein the interior of the housing is provided with a mounting plate adjacent the internal wire aperture corresponding to the internal wire aperture.