CN213986945U

CN213986945U - Rack type PLC splitter

Info

Publication number: CN213986945U
Application number: CN202023219108.XU
Authority: CN
Inventors: 王超
Original assignee: CHANGZHOU LINKET ELECTRONIC TECHNOLOGY CO LTD
Current assignee: CHANGZHOU LINKET ELECTRONIC TECHNOLOGY CO LTD
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-08-17
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a rack-type PLC splitter, which comprises a rack box body and a box cover, wherein the box cover is arranged at the top end of the rack box body, the rack box body is hinged with the box cover through a hinge, the bottom end of the rack box body is provided with a base, the base is provided with a bottom plate, the base is provided with two, the side surface of the rack box body is provided with two optical fiber through holes, the optical fiber through holes are provided with two, positioning blocks are arranged at two sides inside the rack box body, the bottom of the positioning block is connected with a backing plate, the backing plate is connected with the base embedded at the bottom end of the rack box body, the backing plate is provided with two backing plates, the rack-type PLC splitter can prevent the parts inside the rack box body from interfering with each other, avoid the situation that optical fibers are wound and disordered in the box body, and can dissipate heat in the rack box body, the stability and the reliability of the operation of the PLC shunt are greatly improved.

Description

Rack type PLC splitter

Technical Field

The utility model relates to a communication equipment technical field specifically is a rack-type PLC branching unit.

Background

A PLC splitter (PLCSplitter) is an integrated waveguide optical power distribution device based on a quartz substrate, and as in a coaxial cable transmission system, an optical network system also needs to couple, branch, and distribute optical signals, which needs to be realized by an optical splitter, and the PLC splitter is also an optical fiber junction device having a plurality of input ends and a plurality of output ends, and is particularly suitable for connecting a local end and a terminal device in a passive optical network (EPON, GPON, BPON, and the like) and realizing splitting of optical signals. However, the conventional rack-type PLC splitter often finds the situation that the internal optical fiber is easily wound and knotted in the using process, which affects the working stability of the splitter, and the splitter in the box body cannot be well cooled, which affects the normal work of the splitter.

Therefore, how to design a rack-type PLC splitter becomes a problem to be solved currently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rack-type PLC branching unit to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a rack type PLC splitter comprises a rack box body and a box cover, wherein the box cover is arranged at the top end of the rack box body, the rack box body is hinged with the box cover through a hinge, a base is arranged at the bottom end of the rack box body, a bottom plate is arranged on the base, two base plates are arranged on the base, two optical fiber through holes are arranged on the side surface of the rack box body, positioning blocks are arranged on two sides of the inner part of the rack box body, a base plate is connected to the bottom of each positioning block, the base plate is connected with the base embedded into the bottom end of the rack box body, two base plates are arranged, a slide rail is fixedly arranged between the positioning blocks, a PLC splitter body is arranged on the slide rail and is slidably connected with the rack box body through the slide rail, a cross rod is arranged at the top of the PLC splitter body, and two ends of the cross rod are respectively fixed in the positioning blocks, the reel is installed on the top of horizontal pole, the both ends of reel pass through optic fibre with the input and the output of PLC branching unit body are connected, input optical adapter, output optical adapter are installed respectively to the both sides of frame box inner wall, just input optical adapter output optical adapter all passes through optic fibre with the reel is connected.

Further, the surfaces of the rack box body and the box cover are provided with heat dissipation holes.

Furthermore, a lock catch is arranged at the joint of the rack box body and the box cover.

Furthermore, the bottom plate is provided with four bolt holes.

Further, a sealing strip is arranged at the joint of the inner wall of the rack box body and the box cover, and the sealing strip is made of rubber.

Furthermore, the rack box body and the box cover are made of PPS materials.

Compared with the prior art, the beneficial effects of the utility model are that: the rack type PLC shunt can prevent the mutual interference of all parts in the rack box body, avoid the winding and disorder of optical fibers in the box body, dissipate heat in the rack box body and greatly improve the stability and reliability of the operation of the PLC shunt; through the heat dissipation holes, heat emitted by the PLC splitter body during working can be discharged out of the rack box body, and normal working of the splitter is ensured; the reel is arranged in the box body, so that the condition that optical fibers at the input end and the output end are not knotted or wound can be ensured, and the stability of the splitter during operation is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a cross-sectional view of the overall structure of the present invention;

FIG. 3 is a partial schematic view of the present invention;

in the figure: 1-a rack box body; 2-box cover; 3-a base; 4-a bottom plate; 5-optical fiber through hole; 6-positioning blocks; 7-a backing plate; 8-a slide rail; 9-PLC splitter body; 10-a cross bar; 11-a reel; 12-an optical fiber; 13-an input optical adapter; 14-an output light adapter; 15-heat dissipation holes; 16-locking and buckling; 17-bolt holes; 18-sealing strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a rack type PLC splitter comprises a rack box body 1 and a box cover 2, wherein the box cover 2 is arranged at the top end of the rack box body 1, the rack box body 1 is hinged with the box cover 2 through a hinge, a base 3 is arranged at the bottom end of the rack box body 1, the base 3 is provided with a bottom plate 4, two bases 3 are arranged, two optical fiber through holes 5 are arranged on the side surface of the rack box body 1, two optical fiber through holes 5 are arranged, positioning blocks 6 are arranged on two sides of the inside of the rack box body 1, the bottom of each positioning block 6 is connected with a base plate 7, the base plate 7 is connected with the base 3 embedded into the bottom end of the rack box body 1, two base plates 7 are arranged, a slide rail 8 is fixedly arranged between the positioning blocks 6, a PLC splitter body 9 is arranged on the slide rail 8, and the PLC splitter body 9 is connected with the rack box, the top of PLC branching unit body 9 is equipped with horizontal pole 10, just the both ends of horizontal pole 10 are fixed respectively in locating piece 6, reel 11 is installed on the top of horizontal pole 10, optic fibre 12 is passed through at the both ends of reel 11 with the input and the output of PLC branching unit body 9 are connected, input light adapter 13, output light adapter 14 are installed respectively to the both sides of 1 inner wall of frame box, just input light adapter 13 output light adapter 14 all passes through optic fibre 12 with reel 11 is connected.

Further, frame box 1 the surface of case lid 2 all is equipped with louvre 15, through being equipped with louvre 15, can discharge the heat that PLC branching unit body 9 during operation distributed to outside frame box 1, ensures the normal work of branching unit.

Further, the frame box 1 with hasp 16 is installed to the junction of case lid 2, through being equipped with hasp 16, can give frame box 1 and case lid 2 firmly pins, has improved the practicality.

Further, be equipped with bolt hole 17 on the bottom plate 4, just bolt hole 17 is equipped with four, through being equipped with bolt hole 17 for this frame case accessible bolt is fixed, makes it fix on the working equipment.

Further, frame box 1 with the inner wall junction of case lid 2 is equipped with sealing strip 18, just sealing strip 18 adopts the rubber material to make, through being equipped with sealing strip 18, can make frame box 1 and case lid 2 closely laminate, can not lead to the case lid to become flexible because of external force, the condition that drops takes place.

Further, frame box 1 case lid 2 all adopts the PPS material to make, and PPS has good high temperature resistant, corrosion-resistant, resistant radiation, fire-retardant, balanced physical and mechanical properties and fabulous dimensional stability, can prevent that PLC branching unit body 9 during operation high temperature from to its life's influence.

The working principle is as follows: firstly, the rack type PLC shunt can prevent the mutual interference of all parts in the rack box body 1, avoid the winding and disorder of optical fibers in the box body, dissipate heat in the rack box body and greatly improve the stability and reliability of the operation of the PLC shunt; through arranging the positioning blocks 6 in the rack box body 1, the slide rail 8 can be firstly installed between the two positioning blocks 6, then the PLC splitter body 9 is installed on the slide rail 8, then the optical fibers 12 at the input end and the output end of the splitter are respectively connected with the input optical adapter 13 and the output optical adapter 14 through the reels 11, and then the lock catch 16 is closed, so that the rack box body 1 and the box cover 2 can be sealed, and through arranging the heat dissipation holes 15, the heat dissipated by the PLC splitter body 9 during working can be discharged out of the rack box body 1, so that the normal working of the splitter is ensured; through being equipped with sealing strip 18 in case lid 2 inner wall department, can make frame box 1 and case lid 2 can closely laminate, can not lead to the case lid to become flexible because of external force, the condition that drops takes place.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rack-type PLC branching unit, includes frame box (1), case lid (2), its characterized in that: the box cover (2) is arranged at the top end of the rack box body (1), the rack box body (1) is hinged with the box cover (2) through a hinge, the bottom end of the rack box body (1) is provided with a base (3), the base (3) is provided with a bottom plate (4), the base (3) is provided with two, the side surface of the rack box body (1) is provided with an optical fiber through hole (5), the optical fiber through hole (5) is provided with two, the two sides inside the rack box body (1) are provided with positioning blocks (6), the bottom of the positioning block (6) is connected with a backing plate (7), the backing plate (7) is connected with the base (3) embedded at the bottom end of the rack box body (1), the backing plate (7) is provided with two, a sliding rail (8) is fixedly arranged between the positioning blocks (6), and a PLC splitter body (9) is arranged on the sliding rail (8), just PLC branching unit body (9) through slide rail (8) with frame box (1) sliding connection, the top of PLC branching unit body (9) is equipped with horizontal pole (10), just the both ends of horizontal pole (10) are fixed respectively in locating piece (6), reel (11) are installed on the top of horizontal pole (10), the both ends of reel (11) pass through optic fibre (12) with the input and the output of PLC branching unit body (9) are connected, input optical adapter (13), output optical adapter (14) are installed respectively to the both sides of frame box (1) inner wall, just input optical adapter (13) output optical adapter (14) all pass through optic fibre (12) with reel (11) are connected.

2. The rack-mounted PLC splitter of claim 1, wherein: the surface of the rack box body (1) and the surface of the box cover (2) are both provided with heat dissipation holes (15).

3. The rack-mounted PLC splitter of claim 1, wherein: and a lock catch (16) is arranged at the joint of the rack box body (1) and the box cover (2).

4. The rack-mounted PLC splitter of claim 1, wherein: the base plate (4) is provided with four bolt holes (17), and the number of the bolt holes (17) is four.

5. The rack-mounted PLC splitter of claim 1, wherein: the frame box (1) with the inner wall junction of case lid (2) is equipped with sealing strip (18), just sealing strip (18) adopt the rubber material to make.

6. The rack-mounted PLC splitter of claim 1, wherein: the frame box body (1) and the box cover (2) are made of PPS materials.