CN217181288U

CN217181288U - Novel spring bayonet optical fiber terminal box

Info

Publication number: CN217181288U
Application number: CN202220873631.4U
Authority: CN
Inventors: 上官伟兰; 钱彬
Original assignee: Shenzhen Genyong Intelligent Technology Co ltd
Current assignee: Shenzhen Genyong Intelligent Technology Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-08-12
Anticipated expiration: 2032-04-15

Abstract

The utility model relates to an optical fiber terminal box technical field, in particular to a novel spring bayonet optical fiber terminal box, which comprises a base, wherein the top center of the base is provided with a movable block, the top equidistance of the movable block is fixedly connected with a clamping groove, the two sides of the movable block are fixedly connected with buffer springs with equal equidistance, the outer ends of the buffer springs are fixedly connected with a connecting block, the movable block is connected with the base in a sliding way through a slide rail, the outer side of the movable block is provided with a winding frame, the two sides of the winding frame are provided with a wire fixing device with equal equidistance, the utility model solves the problems that the prior optical fiber terminal box is a switching storage box design, only the excessive tail fibers can be stored and protected, the external force resistance is not realized, the welding points are easy to be broken due to external force, the maintenance cost is increased, and simultaneously the optical cable and the tail fibers in the box are fixed through the bolts of a bunching frame and need to be disassembled and assembled by means, and the bolt is easy to be rusted, and the dismounting efficiency is low.

Description

Novel spring bayonet optical fiber terminal box

Technical Field

The utility model relates to an optical fiber termination box technical field specifically is a novel spring bayonet socket optical fiber termination box.

Background

The optical fibre termination box is the terminating head of an optical fibre cable, one end of which is the optical fibre cable and the other end of which is the pigtail, corresponding to the equipment for splitting an optical fibre cable into individual optical fibres, a wall-mounted subscriber cable termination box, the function of which is to provide fibre-to-fibre splicing, fibre-to-pigtail splicing and optical connector interfacing, and to provide mechanical and environmental protection to the optical fibres and their components, and to allow appropriate inspection to maintain the highest standard of fibre management.

Current optical fiber termination box is the switching receiver design, only carries out unnecessary tail optical fiber and accomodates and protect, does not possess anti external force ability, and its splice point easily causes the fracture because of external force, increases the maintenance cost, and optical cable and tail optical fiber all are fixed through bunch frame bolt in the box simultaneously, need with the help of the instrument dismouting, and the bolt easily corrodes, and the dismouting is inefficient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel spring bayonet socket fiber termination box to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a novel spring bayonet optical fiber terminal box comprises a base, wherein a movable block is arranged in the center of the top of the base, clamping grooves are fixedly connected to the top of the movable block at equal intervals, buffer springs are fixedly connected to two sides of the movable block at equal intervals, a connecting block is fixedly connected to the outer end of each buffer spring, the movable block is slidably connected with the base through a sliding rail, a winding frame is arranged on the outer side of the movable block, wire fixing devices are arranged on two sides of the winding frame at equal intervals, and the bottoms of the winding frame, the sliding rail and the connecting block are fixedly connected with the base;

the wire fixing device comprises a frame, a wire hole is formed in the middle of the frame, a fixed clamping block is fixedly connected to the bottom of the inner wall of the wire hole, a movable clamping block is arranged on the upper portion of the fixed clamping block, a pull rod is fixedly connected to the top of the movable clamping block at equal intervals, a top frame is fixedly connected to the top of the pull rod, a pull ring is rotatably connected to the center of the inner wall of the top frame, a clamping spring is sleeved between the movable clamping block and the inner wall of the top of the frame on the surface of the pull rod, and the pull rod is connected with the top of the frame in a sliding mode.

Preferably, the bottom of the frame is connected with a clamping seat in a buckling manner, and the bottom of the clamping seat is fixed on the base.

Preferably, the outer side of the base is slidably connected with a protective cover, and four corners of the bottom of the protective cover are fixedly connected with the base through fastening bolts.

Preferably, the top of the winding frame is connected with a baffle in a buckling manner.

Preferably, the wire fixing devices on the two sides of the winding frame are devices with different sizes and structures.

Preferably, the two ends of the base are provided with wire grooves at equal intervals.

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

1. the utility model discloses in, can carry out the butt fusion heating back fusion tube both sides through the draw-in groove and fix to cooperation bobbin can realize that each tail optical fiber arranges the wiring in order, when receiving external shock, usable buffer spring cooperation slide rail makes the movable block of fixed fusion tube carry out the stress buffering, realizes shocking resistance, reduces the splice point probability of rupture, and then can reduce the maintenance number of times, thereby reduces the maintenance cost.

2. The utility model discloses in, through buckle formula solidus device, can arrange in a flexible way according to tail optical fiber and optical cable number, and the solid line mode of spring bayonet type, can carry out quick pull formula solidus, need not with the help of the instrument, the dismouting flexibility is high, and adopts the design of four spring centre grippings, and cable fixed stability is high, is difficult for sliding.

Drawings

Fig. 1 is an axial view of the structure of a novel spring bayonet optical fiber terminal box according to the present invention;

fig. 2 is a structural bottom axial view of the novel spring bayonet optical fiber terminal box of the present invention;

fig. 3 is an exploded view of the structure of a novel spring bayonet optical fiber termination box according to the present invention;

FIG. 4 is an enlarged view of the structure of the area A in FIG. 3;

fig. 5 is the utility model relates to a novel solidus of spring bayonet socket fiber termination box device schematic structure.

In the figure: 1. a base; 2. a movable block; 3. a card slot; 4. a buffer spring; 5. connecting blocks; 6. a slide rail; 7. a bobbin; 8. a wire fixing device; 81. a frame; 82. a wire hole; 83. fixing the clamping block; 84. a movable clamping block; 85. a pull rod; 86. a top frame; 87. a pull ring; 88. a clamping spring; 9. a card holder; 10. a protective cover; 11. fastening a bolt; 12. a baffle plate; 13. a wire slot.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-5, the present invention provides a technical solution:

a novel spring bayonet optical fiber terminal box comprises a base 1, wherein a movable block 2 is arranged in the center of the top of the base 1, clamping grooves 3 are fixedly connected to the top of the movable block 2 at equal intervals, buffer springs 4 are fixedly connected to two sides of the movable block 2 at equal intervals, and connecting blocks 5 are fixedly connected to the outer ends of the buffer springs 4 to resist external impact force; line fixing device 8 includes frame 81, line hole 82 has been seted up at the middle part of frame 81, clamp splice 83 is decided to the inner wall bottom fixedly connected with in line hole 82, the upper portion of deciding clamp splice 83 is provided with moves clamp splice 84, the top equidistance fixedly connected with pull rod 85 of clamp splice 84 moves, the top fixedly connected with roof-rack 86 of pull rod 85, the inner wall center of roof-rack 86 rotates and is connected with pull ring 87, the surface of pull rod 84 just is located to move and has cup jointed clamping spring 88 between clamp splice 84 and the frame 81 top inner wall, pull rod 84 and frame 81 top sliding connection, the realization utilizes clamping spring to drive to move clamp splice 84 and decide clamp splice 83 and fix optical cable and tail fiber.

In this embodiment, referring to fig. 3, the bottom of the frame 81 is connected to the card seat 9 by a buckle, and the bottom of the card seat 9 is fixed on the base 1, so that the cable fixing device is detachable and convenient to be configured with the number of optical cables and the number of pigtails.

In this embodiment, referring to fig. 2, a protective cover 10 is slidably connected to an outer side of the base 1, and four corners of a bottom of the protective cover 10 are fixedly connected to the base 1 through fastening bolts 11, so as to protect a wiring harness and a structure in the base.

In this embodiment, referring to fig. 3, a baffle 12 is connected to the top of the winding frame 7 in a snap-fit manner to limit the wound cable.

In this embodiment, the two side wire fixing devices 8 of the winding frame 7 are devices with different sizes and structures, so that optical cables and tail fibers with different thicknesses can be fixedly clamped.

In this embodiment, referring to fig. 1, the slots 13 are equally spaced at two ends of the base 1, so as to facilitate the introduction of the optical cable and the tail fiber into the box.

The utility model discloses the theory of operation: when the optical fiber cable pulling device is used, the fastening bolt 11 at the bottom of the protective cover 10 is taken down, then the protective cover 10 is separated from the base 1, the baffle 12 is taken down, then the optical cable and the tail fiber are respectively led into the box from the wire grooves 13 at the two ends of the base 1 (the more sides of the wire grooves 13 are tail fiber sides, the less sides are optical cable sides), as shown in figure 5, then the pull ring 87 is pulled to pull the blank 87 to drive the pull rod 85 to move upwards, the pull rod 85 drives the movable clamping block 84 to move upwards (at the moment, the clamping spring 88 is in a compression state), then the top frame 86 is pulled and the pull ring 87 is overturned, the upside-down buckle is clamped between the top frame 86 and the top of the frame 81 to realize the self-locking of the movable clamping block 84, then the tail fiber or the optical cable passes through the wire hole 82 and the tail fiber or the optical cable is placed between the movable clamping block 84 and the fixed clamping block 83, then the top frame 86 is pulled, the pull ring 87 is overturned to an initial stretching state, then the top frame 86 is loosened to slowly allow the pull ring 87 to move back, the movable clamping block 84 to move back by utilizing the resetting spring 88 to return, realize that tail optical fiber or optical cable centre gripping are fixed, then correspond the joint in corresponding side cassette 9 with frame 81 bottom, then utilize the heat sealing machine with optical cable and tail optical fiber butt fusion, and sheathe in the fusion tube and carry out the hot melt, then with the fusion tube joint after the hot melt shrink in draw-in groove 3 on movable block 2, then with unnecessary tail optical fiber line around rolling up on bobbin 7 (during the wire winding, accessible secondary pulling pull ring 87, adjust optical cable or tail optical fiber surplus, and detain baffle 12, protection casing 10, tighten up fixing bolt 11, when meetting external shock, 2 both sides buffer spring 4 of accessible movable block are cushioned and are offset, reach and resist shock.

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 novel spring bayonet socket fiber termination box, includes base (1), its characterized in that: the wire fixing device is characterized in that a movable block (2) is arranged in the center of the top of the base (1), clamping grooves (3) are fixedly connected with the top of the movable block (2) at equal intervals, buffer springs (4) are fixedly connected with the two sides of the movable block (2) at equal intervals, connecting blocks (5) are fixedly connected with the outer ends of the buffer springs (4), the movable block (2) is connected with the base (1) in a sliding mode through a sliding rail (6), a winding frame (7) is arranged on the outer side of the movable block (2), wire fixing devices (8) are arranged on the two sides of the winding frame (7) at equal intervals, and the bottoms of the winding frame (7), the sliding rail (6) and the connecting blocks (5) are fixedly connected with the base (1);

the wire fixing device (8) comprises a frame (81), a wire hole (82) is formed in the middle of the frame (81), a clamping block (83) is fixedly connected to the bottom of the inner wall of the wire hole (82), a clamping block (84) is arranged on the upper portion of the clamping block (83), pull rods (85) are fixedly connected to the top of the clamping block (84) at equal intervals, top fixedly connected with top frames (86) of the pull rods (85), pull rings (87) are rotatably connected to the centers of the inner walls of the top frames (86), clamping springs (88) are sleeved on the surfaces of the pull rods (85) and located between the clamping block (84) and the inner wall of the top of the frame (81), and the pull rods (85) are connected with the top of the frame (81) in a sliding mode.

2. The novel spring-bayonet fiber termination cartridge of claim 1, wherein: the bottom of the frame (81) is connected with a clamping seat (9) in a buckling mode, and the bottom of the clamping seat (9) is fixed on the base (1).

3. The novel spring-bayonet fiber termination cartridge of claim 1, wherein: the outer side of the base (1) is connected with a protective cover (10) in a sliding mode, and four corners of the bottom of the protective cover (10) are fixedly connected with the base (1) through fastening bolts (11).

4. The novel spring-bayonet fiber termination cartridge of claim 1, wherein: the top of the winding frame (7) is connected with a baffle (12) in a buckling mode.

5. The novel spring bayonet fiber termination cassette of claim 1, wherein: the wire fixing devices (8) on the two sides of the winding frame (7) are devices with different sizes and structures.

6. The novel spring-bayonet fiber termination cartridge of claim 1, wherein: the equal equidistance in both ends of base (1) is provided with wire casing (13).