CN210954442U

CN210954442U - Port fixing device for optical fiber distribution box

Info

Publication number: CN210954442U
Application number: CN201922298969.2U
Authority: CN
Inventors: 黄登红
Original assignee: Wuhan Best Fiber Communication Co ltd
Current assignee: Wuhan Best Fiber Communication Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-07-07
Anticipated expiration: 2029-12-19

Abstract

The utility model relates to an optic fibre divides fine case technical field, specifically is a port fixing device for optic fibre divides fine case, including optic fibre divides fine case, the bottom surface that optic fibre divides fine case has seted up optic fibre and has gone into the cable hole, and the inside of optic fibre goes into the cable hole is pegged graft and is had a pullover, and the outside cover of pullover is equipped with the sealing lantern ring, and is provided with the rubber gasket on the inner wall of pullover, and the inside of pullover is pegged graft and is had optic fibre, and the outside of optic fibre is provided with the wire clip ring, and the outside cover of optic fibre is equipped with the locking section of thick bamboo, and; the beneficial effects are that: the utility model provides a port fixing device's of optic fibre distribution box card wire loop is fixed on the line body of optic fibre, and a locking section of thick bamboo extrudees the attached bottom surface at optic fibre branch box with card wire loop, so avoids lower part pull optic fibre and leads to optic fibre top link pine to fall.

Description

Port fixing device for optical fiber distribution box

Technical Field

The utility model relates to an optic fibre divides the relevant technical field of fine case, specifically is a port fixing device for optic fibre divides fine case.

Background

The optical fiber distribution box is used for connecting a main optical cable and a distribution optical cable outdoors, in a corridor or indoors, the optical fiber distribution box must be capable of reliably working in a specified environment, and the box body of the optical fiber distribution box can bear vertical pressure not more than 500N;

in the prior art, the optical fiber cable inlet hole of the optical fiber distribution box is simple in structure, and has less limit structures for an optical fiber line body, so that the optical fiber is loosened on a fixed hexagonal column when being pulled from the outside, or the optical fiber is in poor contact when shaking at the cable inlet hole; the cable inlet hole of the optical fiber has poor sealing performance, so that a large amount of dust enters the optical fiber splitting box, and the problem of poor contact caused by the fact that a large amount of dust is adhered to the connecting section of the optical fiber; therefore, the utility model provides a port fixing device for fine case of optic fibre branch is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a port fixing device for optic fibre divides fine case 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: the utility model provides a port fixing device for fine case of optic fibre branch, divides fine case including optic fibre, optic fibre divides the bottom surface of fine case to have seted up optic fibre and goes into the cable hole, the inside grafting that optic fibre goes into the cable hole has pullover, pullover outside cover is equipped with sealed lantern ring, and is provided with the rubber gasket on pullover's the inner wall, and pullover inside is pegged graft and has optic fibre, the outside of optic fibre is provided with the snap ring, and optic fibre's outside cover is equipped with a locking section of thick bamboo, the surface of a locking section of thick bamboo is provided with stirs the ring, and a locking section of thick bamboo spiro union is in connecting the annular, it sets up on optic fibre divides the.

Preferably, the optical fiber cable inlet hole is of a circular hole structure, the sleeve head is of a T-shaped circular tube structure, the sealing sleeve rings are of a circular ring structure, the number of the sealing sleeve rings is multiple, and the multiple sealing sleeve rings are distributed on the outer wall of the sleeve head in an up-and-down arrangement mode.

Preferably, the rubber sealing pieces are of a fan-shaped structure and are provided with a plurality of rubber sealing pieces, and the plurality of rubber sealing pieces are spliced into a circular plate-shaped structure to be plugged at the opening at the top of the sleeve head.

Preferably, the wire clamping ring comprises a first matching ring and a second matching ring, the first matching ring and the second matching ring are both in a semicircular annular structure, a splicing groove is formed in the surface of the first matching ring, a splicing block is inserted into the splicing groove and fixed on the surface of the second matching ring, a clamping glue groove is formed in the surface of the splicing block, and a clamping protrusion is arranged on the inner annular surface of the first matching ring and the inner annular surface of the second matching ring.

Preferably, a locking section of thick bamboo is the cylinder structure, and the cutting has the ring shape corner cut that the section is right triangle on the outer wall of a locking section of thick bamboo, stirs the ring and fixes on ring shape corner cut surface, and stirs the ring and be provided with a plurality ofly, and a plurality of stirring ring are the circumference and arrange the distribution, and the connection annular is ring shape cylinder structure.

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

1. the wire clamping ring of the port fixing device of the optical fiber distribution box is fixed on the wire body of the optical fiber, and the locking cylinder extrudes and attaches the wire clamping ring on the bottom surface of the optical fiber distribution box, so that the phenomenon that the connecting end at the top of the optical fiber is loosened due to the fact that the optical fiber is pulled by the lower part is avoided;

2. the utility model provides a port fixing device of fine case is divided to optic fibre adds to establish the sealed lantern ring and prevents the dust from going into the cable hole from optic fibre and get into inside the box between pullover and optic fibre income cable hole, and adds on pullover inner wall and establish the rubber gasket and avoid no optical fibre to insert pullover, and the dust gets into in the box.

Drawings

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

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

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

FIG. 4 is a schematic view of the wire clamping ring structure of the present invention;

fig. 5 is an enlarged view of the structure at B in fig. 4.

In the figure: the optical fiber distribution box comprises an optical fiber distribution box 1, an optical fiber cable inlet hole 2, a sleeve head 3, a sealing sleeve ring 4, a rubber sealing sheet 5, a wire clamping ring 6, a first matching ring 61, a second matching ring 62, a splicing groove 63, a splicing block 64, a glue clamping groove 65, a locking cylinder 7, a toggle ring 8, a connecting ring groove 9 and an optical fiber 10.

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 to 5, the present invention provides a technical solution: a port fixing device for an optical fiber distribution box comprises the optical fiber distribution box 1, an optical fiber cable inlet hole 2 is formed in the bottom surface of the optical fiber distribution box 1, a sleeve head 3 is inserted into the optical fiber cable inlet hole 2, a sealing sleeve ring 4 is sleeved on the outer side of the sleeve head 3, the optical fiber cable inlet hole 2 is of a round hole structure, the sleeve head 3 is of a T-shaped round pipe structure, the sealing sleeve ring 4 is of a circular ring structure, a plurality of sealing sleeve rings 4 are arranged on the outer wall of the sleeve head 3 in an up-and-down arrangement mode, a rubber sealing sheet 5 is bonded on the inner wall of the sleeve head 3, the rubber sealing sheet 5 is of a fan-shaped structure, the rubber sealing sheets 5 are arranged in a plurality, the plurality of rubber sealing sheets 5 are spliced into a circular plate structure and blocked at the top opening of the sleeve head 3, the sleeve head 3 is welded or bonded on the bottom plate of the optical fiber distribution box 1, and the sealing sleeve ring 4 is extruded between the sleeve head 3 and the optical, referring to fig. 3, when no optical fiber 10 is inserted into the ferrule 3, the plurality of rubber sealing pieces 5 are spliced into a circular plate-shaped structure to cover the top opening of the ferrule 3, so as to prevent dust from entering the fiber distribution box 1 with the optical fiber, and since the fiber distribution box 1 is mature equipment in the prior art, the specific structure inside the fiber distribution box 1 is not described;

the optical fiber 10 is inserted in the sleeve head 3, the wire clamping ring 6 is sleeved outside the optical fiber 10, the wire clamping ring 6 comprises a first matching ring 61 and a second matching ring 62, the first matching ring 61 and the second matching ring 62 are both in a semicircular structure, a splicing groove 63 is formed in the surface of the first matching ring 61, a splicing block 64 is inserted in the splicing groove 63, the splicing block 64 is fixed on the surface of the second matching ring 62, a glue clamping groove 65 is formed in the surface of the splicing block 64, clamping protrusions are arranged on the inner annular surfaces of the first matching ring 61 and the second matching ring 62, the inner annular surface of the first matching ring 61, the inner annular surface of the second matching ring 62, the inside of the splicing groove 63 and the surface of the splicing block 64 are coated with a glue, the first matching ring 61 and the second matching ring 62 are spliced and extruded with the optical fiber 10, the outer walls of the clamping protrusions on the inner annular surfaces of the first matching ring 61 and the second matching ring 62 tightly pressurize the metal core inside of the optical fiber 10, after the glue is solidified, a convex traction column body is formed in the glue clamping groove 65, the splicing blocks 64 are prevented from falling off from the splicing grooves 63, and the connection firmness between the first matching ring 61 and the second matching ring 62 is improved;

the outside cover of optic fibre 10 is equipped with a locking section of thick bamboo 7, the surface bonding of a locking section of thick bamboo 7 has stirring ring 8, and a locking section of thick bamboo 7 spiro union is in connecting ring groove 9, connecting ring groove 9 is seted up on the bottom surface of optic fibre branch fine case 1, a locking section of thick bamboo 7 is the cylindrical structure, it has the ring shape corner cut that the section is right angled triangle to cut on the outer wall of a locking section of thick bamboo 7, stirring ring 8 is fixed on ring shape corner cut surface, and stirring ring 8 is provided with a plurality ofly, a plurality of stirring rings 8 are the circumference and arrange the distribution, it is the circular column body structure to connect ring groove 9, the finger is scratched and is twisted locking section of thick bamboo 7 soon between two adjacent stirring rings 8 and is locked in connecting ring groove 9, at this moment, the bottom plate of a locking section of thick bamboo 7 will block tight centre gripping of wire ring 6 on the bottom surface of optic fibre branch fine case 1, optic fibre.

The working principle is as follows: in actual operation, the locking cylinder 7 is sleeved on the wire body of the optical fiber 10, then the top end of the optical fiber 10 is inserted into the sleeve head 3, the optical fiber 10 pushes the circular plate-shaped structure formed by splicing the plurality of rubber sealing sheets 5 upwards from the middle part, the optical fiber 10 is connected to the hexagonal fixing column inside the optical fiber distribution box 1 in a pulling manner upwards from the sleeve head 3, at this time, the plurality of rubber sealing sheets 5 are pushed up and then attached to the surface of the optical fiber 10, then the inner annular surface of the first matching ring 61, the inner annular surface of the second matching ring 62, the inside of the splicing groove 63 and the surface of the splicing block 64 are all coated with adhesive, the first matching ring 61 and the second matching ring 62 are spliced and extruded on the optical fiber 10, the clamping protrusions on the inner annular surfaces of the first matching ring 61 and the second matching ring 62 tightly scratch the outer wall of the optical fiber 10, no influence is caused on the metal core inside of the optical fiber 10, and then fingers are screwed and locked in the connecting ring groove 9 between the two adjacent, at the moment, the bottom plate of the locking cylinder 7 tightly clamps the wire clamping ring 6 on the bottom surface of the optical fiber distribution box 1, so that the optical fiber 10 is pulled downwards and the connection part of the optical fiber 10 and the hexagonal fixing column cannot be loosened; and pullover 3 is welded or bonds on the bottom plate of optic fibre divides fine case 1, and sealed lantern ring 4 is extruded and is played sealed effect between pullover 3 and optic fibre income cable hole 2, it is shown with reference to figure 3, when pullover 3 inside no optic fibre 10 inserts, circular plate structure is pieced together into to a plurality of rubber gasket 5 and is covered the open-top of pullover 3, avoid the dust to get into the inside of taking optic fibre to divide fine case 1, because optic fibre divides fine case 1 to be the ripe equipment of prior art, consequently do not describe the inside concrete structure of optic fibre branch fine case 1.

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. A port fixing device for optical fiber distribution box, includes optical fiber distribution box (1), its characterized in that: optical fiber divides the bottom surface of fine case (1) to seted up optical fiber and goes into cable hole (2), the inside grafting that optical fiber goes into cable hole (2) has pullover (3), the outside cover of pullover (3) is equipped with sealed lantern ring (4), and is provided with rubber gasket (5) on the inner wall of pullover (3), and the inside grafting of pullover (3) has optical fiber (10), the outside of optical fiber (10) is provided with card wire ring (6), and the outside cover of optical fiber (10) is equipped with a locking section of thick bamboo (7), the surface of a locking section of thick bamboo (7) is provided with dials ring (8), and a locking section of thick bamboo (7) spiro union is in connecting ring groove (9), connect ring groove (9) and set up on the bottom surface that optical fiber divides fine case (1).

2. A port fixture for an optical fiber distribution cabinet according to claim 1, wherein: the optical fiber cable inlet hole (2) is of a round hole structure, the sleeve head (3) is of a T-shaped round pipe structure, the sealing sleeve rings (4) are of a circular ring structure, the sealing sleeve rings (4) are provided with a plurality of sealing sleeve rings, and the plurality of sealing sleeve rings (4) are vertically distributed on the outer wall of the sleeve head (3).

3. A port fixture for an optical fiber distribution cabinet according to claim 1, wherein: the rubber sealing pieces (5) are of a fan-shaped structure, the rubber sealing pieces (5) are arranged in a plurality of numbers, and the plurality of rubber sealing pieces (5) are spliced into a circular plate-shaped structure to be plugged at the top opening of the sleeve head (3).

4. A port fixture for an optical fiber distribution cabinet according to claim 1, wherein: the card wire loop (6) includes that first join in marriage ring (61) and second and join in marriage ring (62), first join in marriage ring (61) and second and join in marriage ring (62) and all be half-round annular structure, splice groove (63) have been seted up on the surface of first ring (61) of joining in marriage, the inside grafting of splice groove (63) has splice piece (64), splice piece (64) are fixed and are joined in marriage the ring (62) at the second on the surface, and splice piece (64) surface has seted up joint compound groove (65), and be provided with the chucking arch on the interior anchor ring of first ring (61) and second ring (62) of joining in marriage.

5. A port fixture for an optical fiber distribution cabinet according to claim 1, wherein: a locking section of thick bamboo (7) are the cylinder structure, and the cutting has the section to be right triangle's ring shape corner cut on the outer wall of a locking section of thick bamboo (7), dials rotating ring (8) and fixes on ring shape corner cut surface, and dials rotating ring (8) and be provided with a plurality ofly, and a plurality ofly dials rotating ring (8) and is the circumference and arranges the distribution, and connecting ring groove (9) are ring shape cylinder structure.