CN220232065U

CN220232065U - Protection device for layer stranded optical cable

Info

Publication number: CN220232065U
Application number: CN202321131559.9U
Authority: CN
Inventors: 陈鹏; 李国安; 林涛
Original assignee: Shenzhen Youngsun Com Optical Fiber Cable Co ltd
Current assignee: Shenzhen Youngsun Com Optical Fiber Cable Co ltd
Priority date: 2023-05-10
Filing date: 2023-05-10
Publication date: 2023-12-22
Anticipated expiration: 2033-05-10

Abstract

The utility model relates to the technical field of optical cables, in particular to a protective device of a layer-stranding optical cable, which comprises an optical cable body, wherein a plurality of bending sections are arranged on the surface of the optical cable body, a protective sleeve is sleeved on the surface of each bending section, a first stretching-resistant mechanism is arranged at the top of each bending section, the bottom end of each first stretching-resistant mechanism is sleeved on the surface of the protective sleeve, two ends of the optical cable body are fixedly connected with ball heads, two ends of the optical cable body are provided with second stretching-resistant mechanisms, and the optical cable body is connected with the second stretching-resistant mechanisms through the ball heads; according to the utility model, the middle part of the optical cable is provided with the bending section for stretching, the top of the bending section is provided with the first stretching-resistant mechanism, after the optical cable is stretched, the bending section close to stretching is straightened, then the lifting plate is pushed upwards to compress the buffer spring, and after the stretching force disappears, the bending section is restored to the previous bending state, so that the damage of stretching to the optical cable can be effectively avoided.

Description

Protection device for layer stranded optical cable

Technical Field

The utility model relates to the technical field of optical cables, in particular to a protective device for a layer-stranded optical cable.

Background

The layer twisted type optical cable is a round cable core formed by twisting a plurality of sleeves for accommodating optical fibers around a central reinforcing member. The metallic or non-metallic strength members are positioned in the center of the cable and loose tubes containing the optical fibers are aligned around the strength members, and are also often subjected to external stretching during use of the twisted-pair cable, resulting in a reduced service life of the cable.

In the prior art, as disclosed in application number 2021212114579, a tensile power cable specifically comprises a tensile device, a chute, a skateboard, a buffer spring, a ball head and a fixed sleeve; through tension device's buffer spring structure, increased the connection length of cable in a certain sense, receive weather effect or external force effect when the cable, the cable is to one side tensile, has replaced the tensile of cable through buffer spring's extension to counteract a part of external force effect through buffer spring's elasticity effect.

However, the length of the existing layer-twisted optical cable is relatively long when the existing layer-twisted optical cable is used, and in the application disclosed by the application number 2021212114579, stretching-resistant devices are arranged at two ends only, so that when the middle part of the optical cable generates a tensile force, the tensile force is conducted slowly, and the optical cable which is too long cannot be met.

Disclosure of Invention

The present utility model is directed to a protection device for a layer twisted optical cable, so as to solve the problems set forth in the background art.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides a protector of layer hank formula optical cable, includes the optical cable body, the surface of optical cable body is provided with a plurality of sections of buckling, and the surface cover of section of buckling is equipped with the protection sleeve, and the top of section of buckling is provided with first stretch-proofing mechanism, and the bottom cover of first stretch-proofing mechanism in protection sleeve's surface, and the both ends of optical cable body all are fixed to link to each other with the bulb, and the both ends of optical cable body all are provided with second stretch-proofing mechanism, and the optical cable body passes through the bulb and links to each other with second stretch-proofing mechanism.

Further, the first stretch-proofing mechanism includes the mounting panel, and the bottom center department of mounting panel is provided with telescopic machanism, and telescopic machanism's bottom fixedly connected with first connecting rod, and the bottom mounting of first connecting rod links to each other there is the ball, and the bottom of ball is provided with the cover rope, and the cover rope cover in protection sleeve's surface, and the both ends of mounting panel all are provided with rings, and the mounting panel passes through rings and links to each other with the optical cable body.

Further, telescopic machanism includes limit sleeve, and limit sleeve is fixed in the bottom of mounting panel, and limit sleeve's bottom is provided with the lifter plate, and limit lifter plate's surface is provided with the gag lever post, and in the top of gag lever post stretches into limit sleeve, first connecting rod is fixed in lifter plate's bottom, and the surface cover of just gag lever post is equipped with buffer spring between lifter plate and limit sleeve, and limit sleeve passes through buffer spring and links to each other with the lifter plate.

Further, rings include the stand, and the top of stand is fixed in the bottom of mounting panel, and the one end that the mounting panel was kept away from to the stand is fixed to be connected with fixed sleeve, and fixed sleeve cover in the surface of optical cable body.

Further, the second stretch-proofing mechanism includes the fixed plate, and the both ends of fixed plate are all fixed to be connected with the slide rail, and the slip links to each other in the slide rail has the fly leaf, and one side of fly leaf is provided with the second connecting rod, and the one end that the fly leaf was kept away from to the second connecting rod is fixed to be connected with the ball cover, and the ball cover overlaps in the surface of bulb.

Further, the spout has been seted up to the inside wall of slide rail, and in two spouts were stretched into respectively at the both ends of fly leaf, and one side of just fly leaf in the spout was provided with spacing spring, and the fly leaf passes through spacing spring and links to each other with the inside wall of spout.

The utility model has the beneficial effects that:

1. according to the utility model, the middle part of the layer-stranding optical cable is provided with the bending section for stretching, the top of the bending section is provided with the first stretching-resistant mechanism, after the optical cable is stretched, the bending section close to stretching is straightened, then the lifting plate is pushed upwards to compress the buffer spring, and after the stretching force disappears, the bending section is restored to the previous bending state, so that the damage of stretching to the optical cable can be effectively avoided;

2. according to the utility model, the end part of the optical cable is provided with the ball head, and then the ball head is connected with the second stretching-resistant mechanism, so that even if the optical cable rotates or deflects, the whole second stretching-resistant mechanism is not driven to move, and the design is more reasonable.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained according to these drawings without inventive effort;

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

FIG. 2 is a schematic illustration of the present utility model;

fig. 3 is a schematic diagram of the present utility model.

Reference numerals in the drawings are as follows:

1. an optical cable body; 11. bending sections; 12. a protective sleeve; 13. ball head; 2. a first stretch resistant mechanism; 21. a mounting plate; 22. a limit sleeve; 23. a lifting plate; 24. a limit rod; 25. a buffer spring; 26. a first link; 27. a ball; 28. a rope is sleeved; 3. a second stretch resistant mechanism; 31. a fixing plate; 32. a slide rail; 33. a movable plate; 34. a second link; 35. a ball sleeve; 36. a chute; 37. a limit spring; 4. a hanging ring; 41. a column; 42. and fixing the sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a protection device for a layer-stranding optical cable, which comprises an optical cable body 1, this optical cable body 1 is layer-stranding optical cable, the surface of optical cable body 1 is provided with a plurality of bending sections 11 for resisting optical cable body 1 by unexpected tensile, when optical cable body 1 receives tensile, bending sections 11 can be used for stretching, thereby alleviate the damage that tensile caused, simultaneously, also can in time let optical cable body 1 by tensile, the surface cover of bending sections 11 is equipped with protection sleeve 12, the top of bending sections 11 is provided with first stretch-proofing mechanism 2, and the bottom of first stretch-proofing mechanism 2 overlaps in protection sleeve 12's surface, first stretch-proofing mechanism 2 is elastic, when optical cable suffers tensile, bending sections 11 can be straightened, then will promote the first stretch-proofing mechanism 2 of upper end and upwards shrink, and when tensile force disappearance back, first stretch-proofing mechanism 2 can push down optical cable body 1, make bending sections 11 resume original form, the both ends of optical cable body 1 all are fixed and are linked to each other 13, optical cable body 1's both ends are provided with second stretch-proofing mechanism 3, and even if there is a second stretch-proofing mechanism 3, even if the optical cable body 3 is not is offset at the second stretch-proofing mechanism 3, even if the optical cable 1 is more reasonable in the design, the second stretch-proofing mechanism is produced at the end of optical cable 1, even if the second stretch-proofing mechanism is more than 3 is not offset, and the optical cable 1 is reasonable is designed.

Further, the first stretch-proofing mechanism 2 includes mounting panel 21, can install mounting panel 21 on the top of wall and so on for fixed, the bottom center department of mounting panel 21 is provided with telescopic machanism, telescopic machanism can stretch out and draw back from top to bottom, telescopic machanism's bottom fixedly connected with first connecting rod 26, the bottom fixed of first connecting rod 26 is connected with ball 27, the bottom of ball 27 is provided with the cover rope 28, and the cover rope 28 cover is in the surface of protection sleeve 12, the both ends of mounting panel 21 all are provided with rings 4, and mounting panel 21 links to each other with optical cable body 1 through rings 4, rings 4 are used for fixing optical cable body 1.

Further, the telescopic mechanism comprises a limit sleeve 22, the limit sleeve 22 is fixed at the bottom of the mounting plate 21, a lifting plate 23 is arranged at the bottom end of the limit sleeve 22, a limit rod 24 is arranged on the surface of the limit lifting plate 23, the top end of the limit rod 24 stretches into the limit sleeve 22, a first connecting rod 26 is fixed at the bottom of the lifting plate 23, a buffer spring 25 is sleeved on the surface of the limit rod 24 between the lifting plate 23 and the limit sleeve 22, the limit sleeve 22 is connected with the lifting plate 23 through the buffer spring 25, after the optical cable body 1 is subjected to tensile force, the bending section 11 is stretched, then a ball 27 is pushed upwards, the ball 27 pushes the lifting plate 23 to compress the buffer spring 25, and after the tensile force disappears, the lifting plate 23 moves downwards under the elastic force of the buffer spring 25, so that the optical cable body 1 is restored to the bending section 11.

Further, the suspension ring 4 includes a column 41, the top end of the column 41 is fixed at the bottom of the mounting plate 21, one end of the column 41 far away from the mounting plate 21 is fixedly connected with a fixing sleeve 42, and the fixing sleeve 42 is sleeved on the surface of the optical cable body 1.

Further, the second stretch-proofing mechanism 3 includes a fixed plate 31, two ends of the fixed plate 31 are fixedly connected with a sliding rail 32, a movable plate 33 is slidably connected in the sliding rail 32, one side of the movable plate 33 is provided with a second connecting rod 34, one end of the second connecting rod 34 far away from the movable plate 33 is fixedly connected with a ball sleeve 35, and the ball sleeve 35 is sleeved on the surface of the ball head 13.

Further, a sliding groove 36 is provided on the inner side wall of the sliding rail 32, two ends of the movable plate 33 respectively extend into the two sliding grooves 36, a limiting spring 37 is provided on one side of the movable plate 33 in the sliding groove 36, and the movable plate 33 is connected with the inner side wall of the sliding groove 36 through the limiting spring 37.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. The utility model provides a protector of layer hank formula optical cable, includes optical cable body (1), its characterized in that, the surface of optical cable body (1) is provided with a plurality of bending segments (11), the surface cover of bending segments (11) is equipped with protection sleeve (12), the top of bending segments (11) is provided with first stretch-proofing mechanism (2), and the bottom cover of first stretch-proofing mechanism (2) is in the surface of protection sleeve (12), the both ends of optical cable body (1) are all fixed to be connected with bulb (13), the both ends of optical cable body (1) all are provided with second stretch-proofing mechanism (3), and optical cable body (1) is continuous with second stretch-proofing mechanism (3) through bulb (13).

2. The protection device for a layer-twisted optical cable according to claim 1, wherein the first stretching-resistant mechanism (2) comprises a mounting plate (21), a telescopic mechanism is arranged at the center of the bottom of the mounting plate (21), a first connecting rod (26) is fixedly connected to the bottom of the telescopic mechanism, a ball (27) is fixedly connected to the bottom end of the first connecting rod (26), a sleeve rope (28) is arranged at the bottom end of the ball (27), the sleeve rope (28) is sleeved on the surface of the protection sleeve (12), hanging rings (4) are arranged at two ends of the mounting plate (21), and the mounting plate (21) is connected with the optical cable body (1) through the hanging rings (4).

3. The protection device for a layer-twisted optical cable according to claim 2, wherein the telescopic mechanism comprises a limit sleeve (22), the limit sleeve (22) is fixed at the bottom of the mounting plate (21), the bottom end of the limit sleeve (22) is provided with a lifting plate (23), the surface of the limit lifting plate (23) is provided with a limit rod (24), the top end of the limit rod (24) stretches into the limit sleeve (22), the first connecting rod (26) is fixed at the bottom of the lifting plate (23), a buffer spring (25) is sleeved between the lifting plate (23) and the limit sleeve (22) and on the surface of the limit rod (24), and the limit sleeve (22) is connected with the lifting plate (23) through the buffer spring (25).

4. The protection device for a layer-twisted optical cable according to claim 2, wherein the hanging ring (4) comprises a stand column (41), the top end of the stand column (41) is fixed at the bottom of the mounting plate (21), one end of the stand column (41) far away from the mounting plate (21) is fixedly connected with a fixing sleeve (42), and the fixing sleeve (42) is sleeved on the surface of the optical cable body (1).

5. The protection device for the layer-twisted optical cable according to claim 1, wherein the second stretching-resistant mechanism (3) comprises a fixed plate (31), two ends of the fixed plate (31) are fixedly connected with sliding rails (32), a movable plate (33) is slidably connected in the sliding rails (32), one side of the movable plate (33) is provided with a second connecting rod (34), one end, far away from the movable plate (33), of the second connecting rod (34) is fixedly connected with a ball sleeve (35), and the ball sleeve (35) is sleeved on the surface of the ball head (13).

6. The protection device for a layer-twisted optical cable according to claim 5, wherein the sliding grooves (36) are formed in the inner side wall of the sliding rail (32), two ends of the movable plate (33) respectively extend into the two sliding grooves (36), a limit spring (37) is arranged in the sliding grooves (36) and on one side of the movable plate (33), and the movable plate (33) is connected with the inner side wall of the sliding groove (36) through the limit spring (37).