CN110927905A

CN110927905A - Waterproof sealing's optical cable joint box

Info

Publication number: CN110927905A
Application number: CN201911260852.3A
Authority: CN
Inventors: 张华�
Original assignee: Jiangxi Liankang Communication Equipment Co Ltd
Current assignee: Jiangxi Liankang Communication Equipment Co Ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-03-27
Anticipated expiration: 2039-12-10
Also published as: CN110927905B

Abstract

The invention discloses a waterproof sealed optical cable joint box, which comprises a box body and a box cover, wherein the side walls of the box body and the box cover are both composed of an outer layer wall and an inner layer wall, and the heights of the outer layer wall and the inner layer wall are different; simultaneously, adopt the mode of the sealing member that the elasticity was inlayed and was established to and the structure of interlock between the sealing member, can guarantee that the sealing member between the inlayer wall can closely interlock under the effect of elastic force, thereby reach effectual sealed effect, in addition, the quality of optical cable splice box can be guaranteed to the structure of double-deck lateral wall, reduces that optical cable splice box is impaired.

Description

Waterproof sealing's optical cable joint box

Technical Field

The invention relates to the technical field of optical cable and optical fiber equipment, in particular to a waterproof and sealed optical cable joint box.

Background

The optical cable joint box is an important component in an optical cable line and plays an important role in protecting optical fiber connection of the optical cable and communication transmission of the optical cable line.

The most common faults of the optical cable joint box are poor in sealing, the performance of optical fibers is gradually degraded after the optical cables are affected with damp or water, communication faults are caused, particularly, the optical cable joint box is a horizontal optical cable joint box, a box cover and a box body are fixed and sealed by a plurality of bolts, the operation is not simple and convenient enough, the sealing effect is not ideal enough, and the problem of sealing performance is caused once the bolts are loosened.

Disclosure of Invention

The invention aims to provide a waterproof and sealed optical cable joint box to solve the problem that the optical cable and the optical fiber of the optical cable joint box are degraded due to the fact that the optical cable joint box is affected with damp and water.

In order to achieve the purpose, the invention provides the following technical scheme that the waterproof sealed optical cable joint box comprises a box body and a box cover, wherein the top ends of the side walls of the box body and the box cover are uniformly and outwardly extended with installation parts, the two sides of the box body and the box cover are respectively and integrally provided with an access part which can be used for introducing an optical cable into the joint box, and the side walls of the box body and the box cover are both composed of an outer layer wall and an inner layer wall, wherein the heights of the outer layer wall and the inner layer wall are different, the inner part of the outer layer wall is a cavity, a drying piece is arranged in the cavity, and the top end part of the outer layer wall is provided with a drying hole; meanwhile, the top end faces of the inner layer walls of the box body and the box cover are elastically embedded with meshed sealing elements.

Compared with the prior art, the invention has the beneficial effects that: the side wall structure formed by the inner layer wall and the outer layer wall which are different in height is adopted, the sealing effect of the box body and the box cover can be achieved, meanwhile, the drying piece is arranged on the outer layer wall, water permeating into the outer layer wall enters the inner cavity through the drying holes at the first time and is adsorbed and dried by the drying piece, the possibility that the water permeates into the inner layer wall is greatly reduced, and the effective waterproof effect is achieved; meanwhile, the mode of elastically embedding the sealing elements and the structure of meshing between the sealing elements are adopted, so that the sealing elements between the inner-layer walls can be tightly meshed under the action of elastic force, and an effective sealing effect is achieved; in addition, the double-layer side wall structure can ensure the quality of the optical cable joint box and reduce the damage of the optical cable joint box.

Preferably, the height of the outer layer wall on the box body is lower than that of the inner layer wall, the top end surface of the outer layer wall on the box body is an inclined flow guide surface, and the drying holes are uniformly distributed on the flow guide surface; the outer wall height on the box cover is higher than the inner wall height, the end face of the outer wall on the box cover is matched with the end face of the outer wall on the box body, and the drying holes are uniformly distributed on the end face of the outer wall of the box cover, so that water entering the end face between the outer walls flows along the inclined direction and passes through the drying holes to be adsorbed and dried by the drying piece.

Preferably, the drying holes in the outer wall of the box body and the drying holes in the outer wall of the box cover are arranged at intervals, so that contact points between the drying holes in the outer wall and water are increased, and the moisture absorption and drying effects are improved.

Preferably, it has the caulking groove to open on the top end face of inlayer wall, the sealing member inlays and establishes in the caulking groove, and this sealing member includes sealing strip, elasticity push pedal and spring part, wherein, the sealing strip is established on the elasticity push pedal, and this elasticity push pedal passes through the spring part elasticity and establishes in the caulking groove for box body, lid pass through pressure extrusion spring part when the combination, make the spring part have elasticity, and make closely laminating between the sealing strip under the effect of elastic force, even there is not hard up condition in box body, lid, the sealing strip also can continue to hug closely under the elasticity of spring part, guarantees the leakproofness of interlock between the sealing strip.

Preferably, the sealing strips on the box body and the box cover are respectively integrally concave-convex provided with concave-convex teeth matched and occluded, the sealing strips are occluded through a concave-convex tooth structure, and the sealing performance of connection between the inner walls is improved.

Preferably, the concave-convex teeth on the sealing strip are of stepped increasing structures, so that the complexity of a water path is increased, water cannot enter the concave-convex teeth of the sealing strip easily, and the sealing performance of the joint of the inner wall is further guaranteed.

Preferably, the drying element is a desiccant.

Preferably, the inside of the inner wall is a drying cavity, a drying piece is arranged in the drying cavity, and a through hole communicated with the drying cavity is formed in the inner side wall of the inner wall, so that the dryness in the optical cable splice box is guaranteed.

Drawings

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

FIG. 2 is a schematic view of the oxygen plant of the present invention;

FIG. 3 is a schematic top view of the present invention.

In the figure: 1. the box comprises a box body, 2 parts of a box cover, 3 parts of an installation part, 4 parts of an access part, 5 parts of an outer layer wall, 6 parts of an inner layer wall, 7 parts of a drying piece, 8 parts of a drying hole, 9 parts of a sealing piece, 9-1 parts of a sealing strip, 9-2 parts of an elastic push plate, 9-3 parts of a spring piece, 10 parts of an embedded groove, 11 parts of a drying cavity, 12 parts of a through hole and 13 parts of an access channel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Detailed description of the preferred embodiment 1

Referring to fig. 1-2, the present invention provides a technical solution: a waterproof sealed optical cable joint box comprises a box body 1 and a box cover 2, wherein the top ends of the side walls of the box body 1 and the box cover 2 are uniformly and outwardly extended with a mounting part 3, the two sides of the box body 1 and the box cover 2 are uniformly provided with an access part 4 which can lead an optical cable into the joint box, the access part 4 is provided with an access channel 13, and meanwhile, the principle that water flows to a low position is utilized, the access part 4 is inclined downwards towards the box body, the side walls of the box body 1 and the box cover 2 are both composed of an outer layer wall 5 and an inner layer wall 6, wherein the heights of the outer layer wall 5 and the inner layer wall 6 are different, the inner part of the outer layer wall 5 is a cavity, a drying piece 7 is arranged in the cavity, and the top end part of the outer layer wall 5 is provided with a drying hole 8 communicated with; meanwhile, the top end faces of the inner walls 6 of the box body 1 and the box cover 2 are elastically embedded with sealing elements 9 which are meshed with each other, and as for the specific arrangement structure of the sealing elements 9, the top end face of the inner wall 6 is provided with an embedded groove 10, the sealing elements 9 are embedded in the embedded groove 10, each sealing element 9 comprises a sealing strip 9-1, an elastic push plate 9-2 and a spring element 9-3, wherein the sealing strip 9-1 is fixed on the elastic push plate 9-2, the elastic push plate 9-2 is elastically arranged in the embedded groove 10 through the spring element 9-3, so that the spring element 9-3 is extruded by pressure when the box body 1 and the box cover 2 are combined, the spring element 9-3 has elasticity, and the sealing strips 9-1 are tightly jointed under the action of the elasticity, even if the box body 1 and the box cover 2 are loosened, the sealing strip 9-1 can be continuously and tightly occluded under the elasticity of the spring element 9-3, so that the occlusion tightness between the sealing strips 9-1 is ensured; in order to further ensure the tight occlusion and waterproof effect of the sealing strip 9-1, concave-convex teeth 9-4 matched and occluded are respectively integrally formed on the sealing strip 9-1 on the box body 1 and the box cover 2 in a concave-convex mode, the sealing strip 9-1 is occluded through a concave-convex tooth 9-4 structure, the sealing property of connection between the inner-layer walls 6 is improved, meanwhile, in order to further improve the tight occlusion of the sealing strip 9-1, the concave-convex teeth 9-4 on the sealing strip 9-1 are of a stepped increasing structure, so that water cannot easily enter the concave-convex teeth 9-4 of the sealing strip, and the sealing property of the connection position of the inner-layer walls 6 is further ensured;

specifically, in this embodiment, a structure that the height of the outer layer wall 5 on the box body 1 is lower than that of the inner layer wall 6 is adopted, so that a certain waterproof effect is achieved, the top end face of the outer layer wall 5 on the box body 1 is an inclined flow guide face, the drying holes 8 are uniformly distributed on the flow guide face, meanwhile, the height of the outer layer wall 5 on the box cover 2 is higher than that of the inner layer wall 6, the end face of the outer layer wall 5 on the box cover 2 is matched with the end face of the outer layer wall 5 on the box body 1, and the drying holes 8 are uniformly distributed on the end face of the outer layer wall 5 on the box cover 2, so that water entering the end face between the outer layer walls 5 flows along the inclined direction and passes through the drying holes 8 and is adsorbed; in order to accelerate the absorption and drying speed of water permeating into the outer wall 5, the drying holes 8 on the outer wall 5 of the box body 1 and the drying holes 8 on the outer wall 5 of the box cover 2 are arranged at intervals, so that the contact points of the drying holes 8 on the outer wall 5 and water are increased, and the moisture absorption and drying effects are improved;

specific example 2

As shown in fig. 3, on the basis of embodiment 1, a drying cavity 11 is formed inside the inner wall 5, a drying element 7 is also disposed inside the drying cavity 11, a through hole 12 communicated with the drying cavity 11 is formed in an inner side wall of the inner wall 6, so as to ensure dryness inside the optical cable splice box, the drying element 7 is a drying agent, and the drying agent in this embodiment is a silica gel drying agent which is green and environment-friendly, has high material safety, does not generate excessive reaction after meeting water, and can be used repeatedly after being dried.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. A waterproof sealing optical cable joint box comprises a box body (1) and a box cover (2), wherein the top ends of the side walls of the box body (1) and the box cover (2) extend outwards to form an installation part (3), and both sides of the box body (1) and the box cover (2) are integrally provided with an access part (4) through which an optical cable can be introduced into the joint box, and the waterproof sealing optical cable joint box is characterized in that the side walls of the box body (1) and the box cover (2) are respectively composed of an outer layer wall (5) and an inner layer wall (6), wherein the heights of the outer layer wall (5) and the inner layer wall (6) are different, a cavity is formed inside the outer layer wall (5), a drying piece (7) is arranged in the cavity, and a drying hole (8) communicated with the cavity is formed in the top; meanwhile, the top end faces of the inner layer walls (6) of the box body (1) and the box cover (2) are elastically embedded with sealing elements (9) which are meshed with each other.

2. The waterproof and sealed cable joint box according to claim 1, wherein the height of the outer wall (5) of the box body (1) is lower than that of the inner wall (6), the top end surface of the outer wall (5) of the box body (1) is an inclined flow guide surface, and the drying holes (8) are uniformly distributed on the flow guide surface; the height of the outer layer wall (5) on the box cover (2) is higher than that of the inner layer wall (6), the end face of the outer layer wall (5) on the box cover (2) is matched with the end face of the outer layer wall (5) on the box body (1), and the drying holes (8) are uniformly distributed on the end face of the outer layer wall (5) on the box cover (2).

3. A watertight cable closure according to claim 2, wherein the drying apertures (8) in the outer wall (5) of the body (1) are spaced from the drying apertures (8) in the outer wall (5) of the cover (2).

4. The waterproof and sealing optical cable joint box according to claim 1 or 3, wherein the top end face of the inner wall (6) is provided with a caulking groove (10), the sealing element (9) is embedded in the caulking groove (10), the sealing element (9) comprises a sealing strip (9-1), an elastic push plate (9-2) and a spring element (9-3), wherein the sealing strip (9-1) is arranged on the elastic push plate (9-2), and the elastic push plate (9-2) is elastically arranged in the caulking groove (10) through the spring element (9-3).

5. The waterproof and sealed optical cable joint box according to claim 4, wherein the sealing strips (9-1) on the box body (1) and the box cover (2) are respectively provided with concave-convex teeth (9-4) which are matched and meshed in a concave-convex mode.

6. A watertight sealing cable closure according to claim 5, wherein the male and female teeth (9-4) on the sealing strip (9-1) are of stepped increasing configuration.

7. A watertight cable closure according to claim 6, wherein said desiccant member (7) is a desiccant.

8. A watertight cable closure according to claim 7, wherein the inner wall (6) is a dry chamber (11), the dry chamber (11) is also provided with a dry member (7), and the inner wall of the inner wall (6) is provided with a through hole (12) communicating with the dry chamber (11).