阅读说明：本技术 光缆防鼠装置 (Optical cable rat-proof device ) 是由 何成章 吴伟银 任小勇 张正晓 潘豪蒙 黄蓓 金兰 胡建英 陈梁 金秀平 周跃凯 于 2021-08-27 设计创作，主要内容包括：本发明公开了光缆防鼠装置,包括固定筒和转动筒,所述固定筒包括相互扣合的上套筒和下套筒,上套筒和下套筒横截面均为半圆弧形；所述转动筒包括相互扣合的上转筒和下转筒,上转筒和下转筒的横截面也均为半圆弧形,转动筒的外圆周壁上设有若干尖刺,所述转动筒的外圆周壁上还设有空心圆柱,所述空心圆柱内设有可滑动的钢珠；所述转动筒套设在固定筒上且可以相对固定筒沿周向转动,所述固定筒的外圆周壁上设有限制转动筒相对固定筒沿轴向移动的限位筋。本发明的优点是：当鼠类碰触到转动筒后,转动筒将相对于固定筒发生转动,让鼠类无处立足,通过尖刺和转动特性,防止鼠类破坏光缆,并且转动时可以发出声响驱散鼠类。(The invention discloses an optical cable rat-proof device which comprises a fixed cylinder and a rotating cylinder, wherein the fixed cylinder comprises an upper sleeve and a lower sleeve which are mutually buckled, and the cross sections of the upper sleeve and the lower sleeve are both in a semi-arc shape; the rotating cylinder comprises an upper rotating cylinder and a lower rotating cylinder which are buckled with each other, the cross sections of the upper rotating cylinder and the lower rotating cylinder are both in a semi-circular arc shape, the outer circumferential wall of the rotating cylinder is provided with a plurality of sharp spines, the outer circumferential wall of the rotating cylinder is also provided with a hollow cylinder, and a slidable steel ball is arranged in the hollow cylinder; the rotating cylinder is sleeved on the fixed cylinder and can rotate along the circumferential direction relative to the fixed cylinder, and limiting ribs for limiting the rotating cylinder to move along the axial direction relative to the fixed cylinder are arranged on the outer circumferential wall of the fixed cylinder. The invention has the advantages that: when a mouse touches the rotating cylinder, the rotating cylinder rotates relative to the fixed cylinder, so that the mouse has no standing foot, the optical cable is prevented from being damaged by the mouse through the sharp thorn and the rotating characteristic, and the mouse can be radiated by sound during rotation.)

1. Optical cable protection against rodents device, its characterized in that: the device comprises a fixed cylinder (10) and a rotating cylinder (20), wherein the fixed cylinder (10) comprises an upper sleeve (11) and a lower sleeve (12) which are mutually buckled, and the cross sections of the upper sleeve (11) and the lower sleeve (12) are both in a semi-circular arc shape;

the rotating cylinder (20) comprises an upper rotating cylinder (21) and a lower rotating cylinder (22) which are buckled with each other, the cross sections of the upper rotating cylinder (21) and the lower rotating cylinder (22) are both in a semi-circular arc shape, a plurality of spines (23) are arranged on the outer circumferential wall of the rotating cylinder (20), a hollow cylinder (27) is further arranged on the outer circumferential wall of the rotating cylinder (20), and a slidable steel ball (28) is arranged in the hollow cylinder (27);

the rotating cylinder (20) is sleeved on the fixed cylinder (10) and can rotate along the circumferential direction relative to the fixed cylinder (10), and limiting ribs (13) for limiting the rotating cylinder (20) to move along the axial direction relative to the fixed cylinder (10) are arranged on the outer circumferential wall of the fixed cylinder (10).

2. The optical cable rat guard of claim 1, wherein: the upper sleeve (11) is provided with first clamping grooves (14) along two axial sides, and the lower sleeve (12) is provided with first clamping strips (15) matched with the first clamping grooves (14) along two axial sides.

3. The optical cable rat guard of claim 1, wherein: second clamping grooves (24) are formed in two axial sides of the upper rotary drum (21), and second clamping strips (25) matched with the second clamping grooves (24) are arranged in two axial sides of the lower rotary drum (22).

4. The optical cable rat guard of claim 1, wherein: the inner walls of the upper sleeve (11) and the lower sleeve (12) are circumferentially provided with arc-shaped grooves (16), and rubber strips (17) protruding towards the central axis direction of the fixed cylinder (10) are inserted into the arc-shaped grooves (16).

5. The optical cable rat guard of claim 1, wherein: the outer circumferential wall at the two ends of the fixed cylinder (10) is respectively provided with a limiting rib (13), and the inner side wall of the rotating cylinder (20) between the limiting ribs (13) is also provided with two convex positioning ribs (26).

6. The optical cable rat guard of claim 1, wherein: the outer circumferential wall at the two ends of the fixed cylinder (10) is respectively provided with a limiting rib (13), and the inner side wall of the rotating cylinder (20) is provided with two limiting grooves matched with the limiting ribs (13).

Technical Field

The invention relates to an optical cable rat-proof device.

Background

In recent years, with the rapid development of power grids, optical communication technology is widely applied to power systems, and the number of power communication optical cables is rapidly increased. The ADSS optical cable and the common optical cable have the advantages of being short in construction period, good in mechanical performance, small in relevance with a power transmission line, convenient to maintain and the like, the application range of the ADSS optical cable and the common optical cable is continuously expanded in recent years, the ADSS optical cable is high in occupation ratio in mountain areas where the ADSS optical cable is located forever, the communication optical cable is frequently damaged by rats, and the ADSS optical cable and the common optical cable pose great threats to safe and stable operation of a power communication network.

The optical cable rat-proof climbing device is simple and rapid to use, strong in practicability and easy to popularize, can be suitable for optical cables with various wire diameters, can rotate through the movable structural design of the device, prevents rats from climbing and biting the aerial optical cable, ensures safe and reliable operation of a communication optical cable, and lays a solid foundation for the safety and stability of an electric power system.

In some mountain areas, rats which have great threat to the overhead optical cable mainly are squirrels, the rats can flexibly climb on the optical cable, teeth of the rats grow fast, the rats need to frequently bite the teeth for keeping sharp teeth, and the optical cable sheath can give off unique rosin smell liked by the squirrels and is often an object bitten by the squirrels. They sometimes bite off a bundle of tubes of an optical cable, sometimes bite off several cores, and are frequently damaged after maintenance, which seriously affects the normal operation of power communication services.

Disclosure of Invention

The invention aims to provide an optical cable rat-proof device which can effectively solve the problem that the existing overhead optical cable is easy to be bitten by rodents.

In order to solve the technical problems, the invention is realized by the following technical scheme: the optical cable rat-proof device comprises a fixed cylinder and a rotating cylinder, wherein the fixed cylinder comprises an upper sleeve and a lower sleeve which are mutually buckled, and the cross sections of the upper sleeve and the lower sleeve are both in a semi-circular arc shape;

the rotating cylinder comprises an upper rotating cylinder and a lower rotating cylinder which are buckled with each other, the cross sections of the upper rotating cylinder and the lower rotating cylinder are both in a semi-circular arc shape, the outer circumferential wall of the rotating cylinder is provided with a plurality of sharp spines, the outer circumferential wall of the rotating cylinder is also provided with a hollow cylinder, and a slidable steel ball is arranged in the hollow cylinder;

the rotating cylinder is sleeved on the fixed cylinder and can rotate along the circumferential direction relative to the fixed cylinder, and limiting ribs for limiting the rotating cylinder to move along the axial direction relative to the fixed cylinder are arranged on the outer circumferential wall of the fixed cylinder.

In the optical cable rat-proof device, the upper sleeve is provided with first clamping grooves along the two axial sides, and the lower sleeve is provided with first clamping strips matched with the first clamping grooves along the two axial sides.

In the optical cable rat-proof device, the two sides of the upper rotary drum along the axial direction are provided with second clamping grooves, and the two sides of the lower rotary drum along the axial direction are provided with second clamping strips matched with the second clamping grooves.

In the optical cable rat-proof device, the inner walls of the upper sleeve and the lower sleeve are provided with arc-shaped grooves along the circumferential direction, and rubber strips protruding towards the central axis direction of the fixed cylinder are inserted into the arc-shaped grooves.

In the optical cable rat-proof device, the outer circumferential walls at the two ends of the fixed cylinder are respectively provided with a limiting rib, and the inner side wall of the rotating cylinder between the limiting ribs is also provided with two convex positioning ribs.

In the optical cable rat-proof device, the outer circumferential walls at the two ends of the fixed cylinder are respectively provided with a limiting rib, and the inner side wall of the rotating cylinder is provided with two limiting grooves matched with the limiting ribs.

Compared with the prior art, the invention has the advantages that:

the optical cable rat-proof device comprises a fixed cylinder and a rotating cylinder, wherein the fixed cylinder comprises an upper sleeve and a lower sleeve which are mutually buckled, and the cross sections of the upper sleeve and the lower sleeve are both in a semi-circular arc shape; the rotating cylinder comprises an upper rotating cylinder and a lower rotating cylinder which are buckled with each other, the cross sections of the upper rotating cylinder and the lower rotating cylinder are both in a semi-circular arc shape, the outer circumferential wall of the rotating cylinder is provided with a plurality of sharp spines, the outer circumferential wall of the rotating cylinder is also provided with a hollow cylinder, and a slidable steel ball is arranged in the hollow cylinder; the rotating cylinder is sleeved on the fixed cylinder and can rotate along the circumferential direction relative to the fixed cylinder, and limiting ribs for limiting the rotating cylinder to move along the axial direction relative to the fixed cylinder are arranged on the outer circumferential wall of the fixed cylinder. The fixed cylinder is arranged on the optical cable by adopting the matching of the fixed cylinder and the rotating cylinder, and the rotating cylinder is provided with a plurality of spines, thereby solving the problem that the existing optical cable is easy to be bitten by rodents, because the cross sections of the upper sleeve and the lower sleeve are both semi-circular arcs, the spliced optical cable can be well matched with the optical cable, can be firmly fixed on the optical cable to prevent the device from moving along the optical cable, the rotating cylinder also adopts the same matching form and is rotationally fixed on the fixed cylinder, and the rotating cylinder is provided with a plurality of sharp spines, when the mouse touches the rotating cylinder, the rotating cylinder rotates relative to the fixed cylinder, so that the mouse has no standing foot, the optical cable is prevented from being damaged by the mouse through the sharp spines and the rotating characteristic, when the rotating cylinder is touched by the rats to rotate, the steel balls slide in the hollow cylinder and collide with the inner wall of the hollow cylinder to generate sound, and the rats can be driven. And the outer circumferential wall of the fixed cylinder is provided with a limiting rib for limiting the axial direction of the rotating cylinder and preventing the rotating cylinder from being separated from the fixed cylinder along the axial direction.

Further, it has first draw-in groove to go up the sleeve and open along axial both sides, the lower sleeve is equipped with along axial both sides with first draw-in groove complex first card strip, through the cooperation of first draw-in groove and first card strip, can be fast with last sleeve and lower sleeve concatenation together form a fixed section of thick bamboo, simplify high altitude operating procedure, improve the installation effectiveness.

Furthermore, go up the rotary drum and open along axial both sides and have the second draw-in groove, the rotary drum is equipped with the second card strip with second draw-in groove looks adaptation down along axial both sides, through the cooperation of second draw-in groove and second card strip, will descend rotary drum and last rotary drum combination to become a rotation section of thick bamboo fast.

Further, all open along circumference on the inner wall of upper sleeve and lower sleeve has curved recess, the convex rubber strip of directional fixed cylinder central axis direction is inserted to curved recess, can the optical cable of the different diameters of adaptation through the different rubber strips of installation, has improved the adaptation scope of this device greatly.

Furthermore, be equipped with a spacing muscle on the outer periphery wall at fixed cylinder both ends respectively, two also be equipped with two convex location muscle on the inside wall of a rotating cylinder between the spacing muscle, through the cooperation of spacing muscle and location muscle, do the axial when rotating the revolving drum and injectd.

Furthermore, be equipped with a spacing muscle on the outer periphery wall at fixed cylinder both ends respectively, be equipped with two spacing grooves with spacing muscle looks adaptation on the inside wall of a rotating cylinder, through the cooperation of spacing muscle and spacing groove, the axial when rotating the revolving drum is prescribed a limit to, prevents to rotate a section of thick bamboo axial displacement.

Drawings

FIG. 1 is a front view of a first embodiment of the ratproof device for optical cables according to the present invention;

FIG. 2 is an exploded view of a first embodiment of the ratproof device for optical cables according to the present invention;

FIG. 3 is a schematic structural view of a rotary cylinder according to the present invention;

fig. 4 is a schematic structural view of the fixed cylinder of the present invention.

The reference signs are:

the device comprises a fixed cylinder 10, an upper sleeve 11, a lower sleeve 12, a limiting rib 13, a first clamping groove 14, a first clamping strip 15, a groove 16 and a rubber strip 17;

the device comprises a rotary cylinder 20, an upper rotary cylinder 21, a lower rotary cylinder 22, a spike 23, a second clamping groove 24, a second clamping strip 25, a positioning rib 26, a hollow cylinder 27 and a steel ball 28.

Detailed Description

The optical cable rat-proof device comprises a fixed cylinder and a rotating cylinder, wherein the fixed cylinder comprises an upper sleeve and a lower sleeve which are mutually buckled, and the cross sections of the upper sleeve and the lower sleeve are both in a semi-circular arc shape; the rotating cylinder comprises an upper rotating cylinder and a lower rotating cylinder which are buckled with each other, the cross sections of the upper rotating cylinder and the lower rotating cylinder are both in a semi-circular arc shape, and the outer circumferential wall of the rotating cylinder is provided with a plurality of sharp spines; the rotating cylinder is sleeved on the fixed cylinder and can rotate along the circumferential direction relative to the fixed cylinder, and limiting ribs for limiting the rotating cylinder to move along the axial direction relative to the fixed cylinder are arranged on the outer circumferential wall of the fixed cylinder. Adopt the cooperation of a fixed section of thick bamboo and a section of thick bamboo that rotates, a fixed section of thick bamboo is installed on the optical cable, and set up a plurality of spines on rotating the section of thick bamboo, the problem that current optical cable is easily suffered the rodent and gnaws is stinged has been solved, because upper sleeve and lower sleeve cross section all are half circular arc, can be fine after the concatenation with the optical cable cooperation, can be firm fix on the optical cable, prevent this device from removing along the optical cable, and rotating the section of thick bamboo and also adopted the same cooperation form, it fixes on a fixed section of thick bamboo to rotate a section of thick bamboo rotation, and set up a plurality of spines on the rotating the section of thick bamboo, after the rodent touches rotating the section of thick bamboo, rotating the section of thick bamboo will take place to rotate for a fixed section of thick bamboo, let the rodent not have the standing of a position, through spine and rotation characteristic, prevent that the rodent from destroying the optical cable. And the outer circumferential wall of the fixed cylinder is provided with a limiting rib for limiting the axial direction of the rotating cylinder and preventing the rotating cylinder from being separated from the fixed cylinder along the axial direction.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the 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", etc. indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The first embodiment is as follows:

referring to fig. 1 to 4, a first embodiment of the rat guard for optical cables according to the present invention includes a fixed barrel 10 and a rotating barrel 20.

The fixed barrel 10 is integrally formed in a cylindrical shape for fixedly connecting to an optical cable, and carries the rotary barrel 20 such that the rotary barrel 20 can rotate in a circumferential direction with respect to the fixed barrel 10.

Fixed section of thick bamboo 10 includes upper sleeve 11 and lower sleeve 12, upper sleeve 11 and lower sleeve 12 cross section are half-circular arc, it has first draw-in groove 14 to open in the inboard on both sides about upper sleeve 11 along the axial, first draw-in groove 14 is the setting all opened downwards and inwards, the inboard on both sides is equipped with the convex first card strip 15 that makes progress about lower sleeve 12 along the axial, first card strip 15 is used for cooperating with first draw-in groove 14, utilize first draw-in groove 14 and the cooperation of first card strip 15, make upper sleeve 11 and lower sleeve 12 splice into a complete barrel-shaped. The upper sleeve 11 and the lower sleeve 12 may be made of plastic material, and have certain elasticity, so that the upper sleeve 11 and the lower sleeve 12 are stably fastened for a long time.

Open on the inside wall of last sleeve 11 and lower sleeve 12 and have a plurality of curved recesses 16 that set up along circumference, recess 16 interpolation has the outstanding rubber strip 17 of fixed cylinder 10 center circumference direction, through rubber strip 17, let fixed cylinder 10 better and the optical cable contact, increase area of contact and frictional force between the two, prevent fixed cylinder 10 and receive external force and slide along the optical cable, and simultaneously, the rubber strip 17 of different thickness is selected to the optical cable according to the different diameters, also can let fixed cylinder 10 adaptation more not unidimensional optical cables, enlarge fixed cylinder 10's application scope.

Two limiting ribs 13 are further arranged on the outer circumferential walls of the upper sleeve 11 and the lower sleeve 12, the two limiting ribs 13 are respectively arranged at two ends of the upper sleeve 11 and the lower sleeve 12, two convex positioning ribs 26 are further arranged on the inner side wall of the rotating cylinder 20 between the two limiting ribs 13, and the rotating cylinder 20 is prevented from being separated from the fixed cylinder 10 along the axial direction due to the blocking of the two positioning ribs 26 by the two limiting ribs 13.

The main body of the rotating cylinder 20 is also in a long cylinder shape, a plurality of sharp spines 23 are arranged on the outer side wall of the rotating cylinder 20, the sharp spines 23 are used for preventing the rats from climbing, and the length of the rotating cylinder 20 is used for preventing the rats from jumping. The rotating cylinder 20 comprises an upper rotating cylinder 21 and a lower rotating cylinder 22 which are buckled with each other, the cross sections of the upper rotating cylinder 21 and the lower rotating cylinder 22 are both in a semi-circular arc shape, the upper rotating cylinder 21 is provided with second clamping grooves 24 along the two axial sides, and the lower rotating cylinder 22 is provided with second clamping strips 25 matched with the second clamping grooves 24 along the two axial sides. That is, the rotating cylinder 20 has the same snap-fit form as the fixed cylinder 10. In addition, still set up hollow cylinder 27 on the outer periphery wall of rotary drum 20, be equipped with in hollow cylinder 27 can be in hollow cylinder gliding steel ball 28, when rotary drum rotated, the steel ball collided hollow cylinder inner wall and sounded, also can drive the mouse, in order to guarantee to produce the sound effect, can set up a plurality of hollow cylinders, hollow cylinder's height should be less than the spine to the mouse uses hollow cylinder to stride across this device as the foothold.

During the use, with upper sleeve 11 and lower sleeve 12 respectively from the upper and lower both sides of optical cable paste tight optical cable then the lock together, will rotate a section of thick bamboo 20 with the same mode lock on a fixed section of thick bamboo 10 again, accomplish the installation, the back of finishing the installation, need rotatory a section of thick bamboo 20 of rotating to whether test is rotated a section of thick bamboo 20 and can be rotated relative to a fixed section of thick bamboo 10, possesses complete protection against rodents function.

Example two:

the difference with the first embodiment lies in that, be equipped with two spacing grooves with spacing muscle 13 looks adaptation on the inside wall of a rotating cylinder 20, through spacing groove and the spacing muscle 13 cooperation on the fixed cylinder 10, when a rotating cylinder 20 can rotate for the fixed cylinder 10 along circumference, can also not take place to remove along the axial of fixed cylinder 10, guarantee that both axial relative positions are fixed.

Other contents not described in this embodiment may refer to embodiment one.

The above description is only an embodiment of the present invention, but the technical features of the present invention are not limited thereto, and any changes or modifications within the technical field of the present invention by those skilled in the art are covered by the claims of the present invention.