CN217766920U

CN217766920U - One-way two-way wavelength division multiplexing equipment

Info

Publication number: CN217766920U
Application number: CN202222202800.4U
Authority: CN
Inventors: 李钢强
Original assignee: Guangzhou Xinpeng Technology Co ltd
Current assignee: Guangzhou Xinpeng Technology Co ltd
Priority date: 2022-08-22
Filing date: 2022-08-22
Publication date: 2022-11-08
Anticipated expiration: 2032-08-22

Abstract

The utility model relates to the technical field of wavelength division multiplexing equipment, in particular to unidirectional and bidirectional wavelength division multiplexing equipment, which comprises a protective shell, wherein a ventilation and dehumidification component is arranged on the protective shell, an outer replacement air shell is arranged above the ventilation and dehumidification component, and a constraint fixing component is arranged inside the protective shell; this one-way two-way wavelength division multiplexing equipment is equipped with the ventilation heat extraction structure, and this ventilation structure can prevent effectively that dust and liquid from getting into, has improved waterproof dustproof ability in the time of can ventilation cooling, and this equipment mounting has elastic shock-absorbing structure simultaneously for inside wavelength division multiplexer has improved anti performance of falling, and this equipment mounting has portable detachable pencil restraint fixed subassembly, makes can disperse the direction after a plurality of pencil installations, avoids mixing between the pencil and leads to the condition of later maintenance reason line difficulty.

Description

One-way two-way wavelength division multiplexing equipment

Technical Field

The utility model relates to a wavelength division multiplexing equipment technical field specifically is an one-way two-way wavelength division multiplexing equipment.

Background

The wavelength division multiplexer is a communication technology for combining a series of optical signals carrying information but different in wavelength into one beam, the optical signals are transmitted along a single optical fiber, and then a certain method is used at a receiving end to separate the optical signals with different wavelengths, the technology can transmit multi-path signals on one optical fiber at the same time, each path of signal is transmitted by light with a certain specific wavelength, namely a wavelength channel, therefore, the wavelength division multiplexer is connected with a plurality of optical fiber wire harnesses, the existing wavelength division multiplexer adopts internal connection or depends on a shell to be connected with an interface directly, but the interface is not beneficial to waterproofing outside, two wiring modes can not be fixed and arranged aiming at complicated lines, particularly in the case of multiple lines, the disordered and numerous optical fiber wire harnesses bring great inconvenience to later maintenance and overhaul, the existing wavelength division multiplexer adopts a shell to fix an internal structure, but a closed structure is mostly adopted at present, but the structure is not beneficial to heat dissipation, particularly when more optical fibers are integrated, the heat dissipation is not good, the service life of a product is directly influenced by poor heat dissipation, even if part of the existing wavelength division multiplexer is provided with a pore channel for heat dissipation, dust easily enters into the electronic element, the long-term use of the multiplexer, and the heat dissipation function of the wavelength division multiplexer is beneficial to improve the later maintenance of pertinently winding and the later maintenance, and the later maintenance of the later-stage of the dustproof wiring harness. In view of this, we propose a unidirectional bidirectional wavelength division multiplexing device.

SUMMERY OF THE UTILITY MODEL

In order to make up for the above deficiencies, the utility model provides an one-way two-way wavelength division multiplexing equipment.

The technical scheme of the utility model is that:

a unidirectional and bidirectional wavelength division multiplexing device comprises a protective shell, wherein a ventilation and dehumidification component is mounted on the protective shell, an outer replacement air shell is arranged above the ventilation and dehumidification component, and a constraint fixing component is mounted inside the protective shell;

the ventilation dehumidification subassembly is including the frame that ventilates, ventilation frame below fixed mounting has the storehouse that dehumidifies, be equipped with a plurality of first ventilation holes on the frame that ventilates, it is equipped with the spacing ring piece with the frame junction that ventilates to dehumidify the storehouse, outer replacement gas shell includes fixed connection arc baffle in inside, the fixed subassembly of restraint includes two heterotypic sliders, two heterotypic slider top fixedly connected with connecting block, the spacing post of connecting block top fixedly connected with, be equipped with a plurality of restraint grooves on the spacing post.

Preferably, protective housing includes the set casing, be equipped with the mounting groove on the set casing, it is equipped with down the set casing to go up the set casing below, the mounting groove that agrees with in size is installed in the grafting of set casing down, be equipped with the spread groove just on the set casing down abnormal shape slider sliding connection be in the spread groove.

Preferably, a plurality of wire harness holes used for inserting and installing optical fibers are formed in two sides of the upper fixing shell, a limiting groove which does not penetrate through the shell is formed in the surface above the upper fixing shell, and an embedding groove penetrating through the upper fixing shell is formed in the limiting groove.

Preferably, a plurality of fixing bases of fixedly connected with on the set casing down, detachably installs the elastic cushion block with the fixing base one-to-one on the fixing base, and is a plurality of there is wavelength division multiplexer through bolt threaded connection's mode fixed mounting between elastic cushion block and the fixing base that corresponds the position, fixing base and elastic cushion block all adopt the elasticity vulcanization material to make.

Preferably, a plurality of optical fibers are fixedly connected to the wavelength division multiplexer, and a plurality of optical fibers are sequentially inserted into the constraint grooves in corresponding positions.

Preferably, the ventilation and dehumidification assembly is installed at the position of the limit groove in an inserting mode through the limit ring block, and the dehumidification bin is provided with a plurality of second ventilation holes communicated with the interior and used for heat dissipation.

Preferably, the external air exchange shell is detachably mounted on the upper fixing shell and located above the ventilation and dehumidification assembly, the shell above the external air exchange shell is provided with a plurality of gas circulation holes, communicating grooves capable of ventilating and draining water are formed in two sides of the shell, the arc-shaped baffle plates are shielded above the ventilation frame, and the communicating grooves in the two sides are lower than the first ventilation holes in the upper portion of the ventilation and dehumidification assembly.

Compared with the prior art, the beneficial effects of the utility model are that:

this one-way two-way wavelength division multiplexing equipment is equipped with the ventilation heat extraction structure, and this ventilation structure can prevent effectively that dust and liquid from getting into, has improved waterproof dustproof ability in the time of can ventilation cooling, and this equipment mounting has elastic shock-absorbing structure simultaneously for inside wavelength division multiplexer has improved anti performance of falling, and this equipment mounting has portable detachable pencil restraint fixed subassembly, makes can disperse the direction after a plurality of pencil installations, avoids mixing between the pencil and leads to the condition of later maintenance reason line difficulty.

Drawings

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

FIG. 2 is an exploded view of the whole structure of the present invention;

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

FIG. 4 is an exploded view of the internal structure of the present invention;

FIG. 5 is a schematic view of the upper stationary casing of the present invention;

FIG. 6 is a schematic view of the ventilation and dehumidification assembly of the present invention;

FIG. 7 is a cross-sectional view of the ventilation and dehumidification assembly of the present invention;

FIG. 8 is a schematic view of an outer displacement gas shell according to the present invention;

FIG. 9 is a second schematic view of the outer displacement air shell of the present invention;

fig. 10 is a schematic view of the restraint fixing assembly of the present invention.

The meaning of the individual reference symbols in the figures is:

1. a protective housing; 11. an upper stationary shell; 111. scarf jointing grooves; 112. a limiting groove; 113. a harness hole; 114. mounting grooves; 12. a lower stationary shell; 121. connecting grooves; 122. a fixed seat;

2. a ventilation and dehumidification component; 21. a ventilation frame; 211. a first vent hole; 22. a dehumidification bin; 221. a limit ring block; 222. a second vent hole;

3. a wavelength division multiplexer;

4. an outer displacement gas shell; 41. a gas circulation hole; 42. a communicating groove; 43. an arc-shaped baffle plate;

5. a restraint securing assembly; 51. connecting blocks; 52. a limiting post; 521. a confinement groove; 53. a special-shaped sliding block;

6. an optical fiber; 7. an elastic cushion block; 8. and (4) bolts.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-10, the present invention details the above technical solution by the following embodiments:

a unidirectional and bidirectional wavelength division multiplexing device comprises a protective shell 1, wherein a ventilation and dehumidification component 2 is installed on the protective shell 1, an outer replacement air shell 4 is arranged above the ventilation and dehumidification component 2, and a constraint fixing component 5 is installed inside the protective shell 1;

the ventilation dehumidification subassembly 2 includes the frame 21 that ventilates, ventilation frame 21 below fixed mounting has the storehouse 22 that dehumidifies, be equipped with a plurality of first ventilation holes 211 on the frame 21 that ventilates, it is equipped with stop ring piece 221 with ventilation frame 21 junction to dehumidify the storehouse 22, external shell 4 of taking a breath includes fixed connection arc baffle 43 in inside, restraint fixed subassembly 5 includes two heterotypic sliders 53, two heterotypic sliders 53 top fixedly connected with connecting block 51, connecting block 51 top fixedly connected with spacing post 52, be equipped with a plurality of restraint grooves 521 on the spacing post 52, the heterotypic slider 53 of this embodiment is type "T" type structure.

Protective housing 1 includes epitheca 11, be equipped with mounting groove 114 on the epitheca 11, epitheca 11 below is equipped with down set casing 12, the mounting groove 114 that the size agreed with is installed in the grafting of lower set casing 12, be equipped with spread groove 121 and heterotypic slider 53 sliding connection in spread groove 121 on the lower set casing 12, it is equipped with a plurality of pencil holes 113 that are used for interlude installation optic fibre 6 to go up set casing 11 both sides, it is equipped with the spacing groove 112 that does not run through the casing to go up set casing 11 self top surface, be equipped with the scarf joint groove 111 that runs through upper set casing 11 in the spacing groove 112.

A plurality of fixing bases 122 of fixedly connected with on the lower set casing 12, detachably installs the elastic cushion block 7 with fixing base 122 one-to-one on the fixing base 122, there is wavelength division multiplexer 3 through the mode fixed mounting of 8 threaded connection of bolt between a plurality of elastic cushion blocks 7 and the fixing base 122 that corresponds the position, fixing base 122 all adopts elasticity vulcanization material to make with elastic cushion block 7, a plurality of optic fibre 6 of fixedly connected with on the wavelength division multiplexer 3, a plurality of optic fibre 6 are pegged graft in proper order and are installed in the restraint groove 521 that corresponds the position.

Ventilation dehumidification subassembly 2 passes through spacing ring piece 221 and pegs graft and installs in spacing groove 112 department, it is used for radiating second ventilation hole 222 to be equipped with a plurality of inside of intercommunication on dehumidification storehouse 22, external shell 4 of taking a breath detachably installs on last set casing 11 and external shell 4 of taking a breath is located the top position of ventilation dehumidification subassembly 2, external shell 4 top of taking a breath is equipped with a plurality of gas circulation holes 41 and both sides are equipped with the intercommunication groove 42 that can ventilate the drainage, cowl 43 shelters from in the top of ventilating frame 21, both sides intercommunication groove 42 highly is less than the first ventilation hole 211 of ventilation dehumidification subassembly 2 top, make outside liquid can directly slide down along cowl 43 after getting into, because first ventilation hole 211 is highly higher than both sides intercommunication groove 42, so liquid can directly flow along both sides intercommunication groove 42, cowl 43 plays to cut off and shelters from the effect and can prevent as the dust guard and get into, and this external shell 4 of taking a breath can dismantle and be convenient to wash.

The unidirectional bidirectional wavelength division multiplexing equipment of the embodiment, a user firstly fixedly connects a plurality of optical fibers 6 on the wavelength division multiplexer 3, then sequentially penetrates the optical fibers 6 into the restraining groove 521, then slidably installs the restraining fixing component 5 on the connecting groove 121, fixedly installs the wavelength division multiplexer 3 between the fixing seat 122 and the elastic cushion block 7, both the fixing seat 122 and the elastic cushion block 7 of the embodiment are made of rubber, the shock absorption protection capability of the wavelength division multiplexer 3 can be improved to a certain extent, then the ventilation and dehumidification component 2 is inserted and installed in the embedding groove 111, and a drying bag for drying the internal environment is placed inside the dehumidification bin 22, then the outer replacement air shell 4 is fixedly installed on the upper fixing shell 11 and above the ventilation and dehumidification component 2, because the arc-shaped structure of the arc-shaped baffle 43 shields the part of the convex ventilation frame 21, if liquid flows in from the outside, the liquid can directly flow out from the communicating grooves 42 on both sides along the arc-shaped baffle 43, the liquid can not enter the convex ventilation frame 21, and the communicating grooves 42 and the gas circulation holes 41 can serve as air circulation channels to meet the heat dissipation function, the arc-shaped baffle 43 can also serve as dust can enter the outer fixation holes, most of the detachable dust can be conveniently inserted and installed on the upper fixing shell 11, and the dust can be conveniently installed on the upper fixing shell so as well as the dust-removing and the dust-removing fixing shell, and the dust-removing device can be conveniently.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Unidirectional bidirectional wavelength division multiplexing device comprising a protective casing (1), characterized in that: the ventilation and dehumidification assembly (2) is installed on the protective shell (1), an outer replacement air shell (4) is arranged above the ventilation and dehumidification assembly (2), and a constraint fixing assembly (5) is installed inside the protective shell (1);

ventilation dehumidification subassembly (2) are including ventilation frame (21), ventilation frame (21) below fixed mounting has dehumidification storehouse (22), be equipped with a plurality of first ventilation holes (211) on ventilation frame (21), dehumidification storehouse (22) are equipped with spacing ring piece (221) with ventilation frame (21) junction, outer replacement gas shell (4) are including fixed connection cowl (43) in inside, restraint fixed subassembly (5) are including two heterotypic sliders (53), two heterotypic slider (53) top fixedly connected with connecting block (51), connecting block (51) top fixedly connected with spacing post (52), be equipped with a plurality of restraint grooves (521) on spacing post (52).

2. The unidirectional bidirectional wavelength division multiplexing device of claim 1, wherein: protective housing (1) is including last set casing (11), be equipped with mounting groove (114) on going up set casing (11), it is equipped with down set casing (12) to go up set casing (11) below, the mounting groove (114) that fit is installed at the size in the grafting of set casing (12) down, be equipped with on set casing (12) down spread groove (121) just heterotypic slider (53) sliding connection be in spread groove (121).

3. The unidirectional bidirectional wavelength division multiplexing device of claim 2, wherein: go up set casing (11) both sides and be equipped with a plurality of pencil holes (113) that are used for alternating installation optic fibre (6), go up set casing (11) self top surface and be equipped with spacing groove (112) that do not run through the casing, be equipped with scarf joint groove (111) that run through set casing (11) in spacing groove (112).

4. The unidirectional bidirectional wavelength division multiplexing device of claim 2, wherein: fixed shell (12) are gone up a plurality of fixing base (122) of fixedly connected with down, detachably installs elastic cushion block (7) with fixing base (122) one-to-one on fixing base (122), and is a plurality of there is wavelength division multiplexer (3) through bolt (8) threaded connection's mode fixed mounting between elastic cushion block (7) and fixing base (122) of corresponding position, fixing base (122) all adopt elasticity vulcanization material to make with elastic cushion block (7).

5. The unidirectional bidirectional wavelength division multiplexing device of claim 4, wherein: a plurality of optical fibers (6) are fixedly connected to the wavelength division multiplexer (3), and the optical fibers (6) are sequentially inserted into the constraint grooves (521) at corresponding positions.

6. The unidirectional bidirectional wavelength division multiplexing device of claim 1 wherein: the ventilation and dehumidification component (2) is installed at the position of the limit groove (112) through the limit ring block (221) in an inserted connection mode, and a plurality of second ventilation holes (222) which are communicated with the inside and used for heat dissipation are formed in the dehumidification bin (22).

7. The unidirectional bidirectional wavelength division multiplexing device of claim 1, wherein: outer replacement gas shell (4) detachably install on last set casing (11) just outer replacement gas shell (4) are located the top position of ventilation dehumidification subassembly (2), outer replacement gas shell (4) top casing is equipped with a plurality of gas circulation holes (41) and both sides and is equipped with intercommunication groove (42) that can ventilate the drainage, cowl (43) shelter from in the top of ventilation frame (21), both sides intercommunication groove (42) highly are less than first ventilation hole (211) above ventilation dehumidification subassembly (2).