CN113820805A - Optical cable protection against rodents device - Google Patents
Optical cable protection against rodents device Download PDFInfo
- Publication number
- CN113820805A CN113820805A CN202110994793.3A CN202110994793A CN113820805A CN 113820805 A CN113820805 A CN 113820805A CN 202110994793 A CN202110994793 A CN 202110994793A CN 113820805 A CN113820805 A CN 113820805A
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- Prior art keywords
- rotating cylinder
- optical cable
- fixed cylinder
- sleeve
- cylinder
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- 230000003287 optical effect Effects 0.000 title claims abstract description 65
- 241000283984 Rodentia Species 0.000 title claims description 14
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 5
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 5
- 241001330002 Bambuseae Species 0.000 abstract description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 5
- 239000011425 bamboo Substances 0.000 abstract description 5
- 238000007790 scraping Methods 0.000 abstract 1
- 241000700159 Rattus Species 0.000 description 26
- 238000004891 communication Methods 0.000 description 7
- 102100020786 Adenylosuccinate synthetase isozyme 2 Human genes 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 4
- 241000555745 Sciuridae Species 0.000 description 3
- 230000009194 climbing Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Catching Or Destruction (AREA)
Abstract
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, 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, a plurality of blades are arranged on the outer peripheral wall of the rotating cylinder, and cutting edges are arranged on the peripheries of the blades; the rotating cylinder is sleeved on the fixed cylinder and can rotate relative to the fixed cylinder along the axial direction, and elastic clamping rings are arranged on the fixed cylinders at the front end and the rear end of the rotating cylinder along the axial direction. The invention has the advantages that: when windy the time of scraping blade drive the rotation section of thick bamboo and rotate and can prevent that the mouse from being close to, if the mouse touches the rotation section of thick bamboo, because be equipped with the cutting edge on the blade, also can prevent the mouse to the blade application of force, if the mouse can resist the cutting edge and grasp the blade, the rotation section of thick bamboo will take place to rotate for the fixed cylinder, lets the mouse lose the impetus and do not have the standing foot to prevent that the mouse from destroying the optical cable.
Description
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: an 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, 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, a plurality of blades are arranged on the outer peripheral wall of the rotating cylinder, and cutting edges are arranged on the peripheries of the blades;
the rotating cylinder is sleeved on the fixed cylinder and can rotate relative to the fixed cylinder along the axial direction, and elastic clamping rings are arranged on the fixed cylinders at the front end and the rear end of the rotating cylinder along the axial direction.
In above-mentioned optical cable protection against rodents device, it has two constant head tanks that the interval set up to open on the solid fixed cylinder, is equipped with an elasticity rand in every constant head tank, every the elasticity rand includes left elasticity rand and right elasticity rand, and left elasticity rand and right elasticity rand all contact with last sleeve and lower sleeve simultaneously.
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 guard, the top end of the blade is provided with a spike.
Compared with the prior art, the invention has the advantages that:
an 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, 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, a plurality of blades are arranged on the outer peripheral wall of the rotating cylinder, and cutting edges are arranged on the peripheries of the blades; the rotating cylinder is sleeved on the fixed cylinder and can rotate relative to the fixed cylinder along the axial direction, and elastic clamping rings are arranged on the fixed cylinders at the front end and the rear end of the rotating cylinder along the axial direction. The device adopts the matching of the fixed cylinder and the rotating cylinder, the fixed cylinder is arranged on the optical cable, and the rotating cylinder is provided with a plurality of blades with blades, thereby solving the problem that the existing optical cable is easy to be bitten by the rats, because the cross sections of the upper sleeve and the lower sleeve are both in the shape of semi-circular arcs, the device can be well matched with the optical cable after splicing and can be firmly fixed on the optical cable, the device is prevented from moving along the optical cable, the rotating cylinder also adopts the same matching form, the rotating cylinder is rotationally fixed on the fixed cylinder, and the rotating cylinder is provided with a plurality of blades, when being scraped by wind, the blades drive the rotating cylinder to rotate so as to prevent the rats from approaching, if the rats touch the rotating cylinder, the blades are also prevented from applying force to the blades because the blades are arranged on the blades, if the rats can resist the blades to grasp the blades, the rotating cylinder rotates relative to the fixed cylinder, so that the rats lose the force points without standing, thereby preventing damage to the cable by rodents. The device is characterized in that an elastic clamping ring is arranged on the outer circumferential wall of the fixed cylinder and limits the axial direction of the rotating cylinder, so that the rotating cylinder is prevented from being separated from the fixed cylinder along the axial direction, and meanwhile, the elastic clamping ring can also fix the relative positions of the upper sleeve and the lower sleeve to keep the upper sleeve and the lower sleeve in a buckling state.
Furthermore, two positioning grooves are formed in the fixed cylinder at intervals, an elastic clamping ring is arranged in each positioning groove, the positioning grooves are used for limiting the elastic clamping ring to be incapable of displacing along the axial direction, the rotating cylinder can be limited relative to the fixed cylinder in the axial direction through the elastic clamping ring to be incapable of being separated from the fixed cylinder, and the elastic clamping ring can also play a role in fixing the upper sleeve and the lower sleeve together to enable the upper sleeve and the lower sleeve to clamp the optical cable tightly.
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, the top end of the blade is provided with a sharp point, so that the contact between rats and the blade is further prevented through the sharp point, and the rat-proof function is improved.
Drawings
FIG. 1 is a schematic structural view of an optical cable rat guard of the present invention;
FIG. 2 is an exploded view of FIG. 1;
fig. 3 is a perspective view of a fixing barrel in the optical cable rat-proof device of the present invention.
The reference signs are:
the device comprises a fixed cylinder 10, an upper sleeve 11, a lower sleeve 12, an elastic collar 13, a first clamping groove 14, a first clamping strip 15, a groove 16 and a rubber strip 17;
the rotary drum 20, the upper rotary drum 21, the lower rotary drum 22, the blades 23, the blade 24, the second clamping groove 25, the second clamping strip 26 and the spike 27.
Detailed Description
An 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, a plurality of blades are arranged on the outer peripheral wall of the rotating cylinder, and cutting edges are arranged on the peripheries of the blades; the rotating cylinder is sleeved on the fixed cylinder and can rotate relative to the fixed cylinder along the axial direction, and elastic clamping rings are arranged on the fixed cylinders at the front end and the rear end of the rotating cylinder along the axial direction. The device adopts the matching of the fixed cylinder and the rotating cylinder, the fixed cylinder is arranged on the optical cable, and the rotating cylinder is provided with a plurality of blades with blades, thereby solving the problem that the existing optical cable is easy to be bitten by the rats, because the cross sections of the upper sleeve and the lower sleeve are both in the shape of semi-circular arcs, the device can be well matched with the optical cable after splicing and can be firmly fixed on the optical cable, the device is prevented from moving along the optical cable, the rotating cylinder also adopts the same matching form, the rotating cylinder is rotationally fixed on the fixed cylinder, and the rotating cylinder is provided with a plurality of blades, when being scraped by wind, the blades drive the rotating cylinder to rotate so as to prevent the rats from approaching, if the rats touch the rotating cylinder, the blades are also prevented from applying force to the blades because the blades are arranged on the blades, if the rats can resist the blades to grasp the blades, the rotating cylinder rotates relative to the fixed cylinder, so that the rats lose the force points without standing, thereby preventing damage to the cable by rodents. The device is also provided with an elastic clamping ring on the outer circumferential wall of the fixed cylinder, so that the axial direction of the rotating cylinder is limited, and the rotating cylinder is prevented 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.
Referring to fig. 1 to 3, an embodiment of an optical cable rat guard according to the present invention includes a fixed cylinder 10 and a rotating cylinder 20, where the fixed cylinder 10 is used to be fixed on an optical cable, and the rotating cylinder 20 is sleeved on the fixed cylinder 10 and can rotate circumferentially relative to the fixed cylinder 10.
The fixed cylinder 10 comprises an upper sleeve 11 and a lower sleeve 12, the cross sections of the upper sleeve 11 and the lower sleeve 12 are both in a semi-circular arc shape, the upper sleeve 11 and the lower sleeve 12 are folded and clamped at a proper position on the optical cable, after the upper sleeve 11 and the lower sleeve 12 are folded, in order to keep the folded state of the upper sleeve 11 and the lower sleeve 12, an elastic clamping ring 13 can be additionally arranged on the fixed cylinder 10, and the relative position of the upper sleeve 11 and the lower sleeve 12 is fixed by the elastic clamping ring 13. Two positioning grooves can be formed in the fixed cylinder 10, the elastic clamping ring 13 is clamped in the positioning grooves, the elastic clamping ring 13 is limited to move along the axial direction through the positioning grooves, the elastic clamping ring 13 extends out of the positioning grooves to block the rotating cylinder 20, the axial position of the rotating cylinder 20 can be limited through the elastic clamping ring 13, and the rotating cylinder 20 is prevented from being separated from the fixed cylinder 10 along the axial direction.
In order to further ensure that the upper sleeve 11 and the lower sleeve 12 cannot be separated after being folded, a first clamping groove 14 is formed in the inner sides of the left side and the right side of the upper sleeve 11 in the axial direction, the first clamping groove 14 is arranged in a downward and inward opening mode, a first clamping strip 15 protruding upwards is arranged on the inner sides of the left side and the right side of the lower sleeve 12 in the axial direction, the first clamping strip 15 is used for being matched with the first clamping groove 14, and the upper sleeve 11 and the lower sleeve 12 are spliced into a complete barrel shape by matching the first clamping groove 14 with the first clamping strip 15. 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.
The main body of the rotating cylinder 20 is also in a long cylindrical shape, a plurality of blades 23 are arranged on the outer side wall of the rotating cylinder 20, blades 24 are arranged on the edges of the blades 23, the blades 23 can drive the rotating cylinder 20 to rotate independently when being subjected to wind force, even if the rotating cylinder 20 does not rotate, the blades 24 on the edges of the blades 23 can prevent rats from climbing, and even if the feet of the rats are lapped on the blades 23, the blades 23 can rotate the rotating cylinder 20 due to stress, so that the rats lose balance and fall. In order to achieve a better mouse prevention effect, the top end of the blade 23 can be provided with a sharp spine 27, and the tip spine 27 is used for further preventing the mouse from touching.
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 25 along the two axial sides, and the lower rotating cylinder 22 is provided with second clamping strips 26 matched with the second clamping grooves 25 along the two axial sides. That is, the rotating cylinder 20 has the same snap-fit form as the fixed cylinder 10.
During installation, a rubber strip 17 with a proper size is selected, the rubber strip 17 is installed on the inner walls of the upper sleeve 11 and the lower sleeve 12, the upper sleeve 11 and the lower sleeve 12 are tightly attached to the optical cable from the upper side and the lower side of the optical cable respectively and then buckled together, and the elastic clamping ring 13 is clamped into the positioning groove to complete installation of the fixing cylinder 10. The upper drum 21 and the lower drum 22 are then snapped onto the fixed drum 10 between the two elastic collars 13, completing the installation of the whole device. According to the difference of the rats in the regions, the number of the fixed cylinders 10 can be adjusted, for the region with a large number of rats with good bouncing performance, a plurality of fixed cylinders 10 can be installed side by side at the same time, or the length of the fixed cylinders 10 is prolonged, and a plurality of rotating cylinders 20 are installed on one fixed cylinder 10, so that the enough length is achieved to prevent the rats from crossing the device. In addition, when the device is installed, grease can be applied to the outer side wall of the fixed cylinder 10 and the inner side wall of the rotating cylinder 20 to reduce the friction between the two, or a metal foil or the like can be arranged on the outer side wall of the fixed cylinder 10 and the inner side wall of the rotating cylinder 20 to reduce the friction between the two. Through set up blade 23 on the outer wall of rotary drum 20, rotate rotary drum 20 through natural wind drive, drive the mouse, even if do not have wind rotary drum 20 and do not rotate, the blade 24 on its blade 23 also can prevent the mouse and grasp, even the mouse can touch blade 23, rotary drum 20 also can be because the atress is uneven and rotatory to the spine 27 that the blade 23 top set up also can prevent the mouse to touch. This device adopts multiple means to prevent that the rodent from crossing this device and destroying the optical cable, and then effectively guarantees that open-air optical cable does not receive the rodent infringement.
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.
Claims (6)
1. An optical cable protection against rodents device which 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), and the cross sections of the upper sleeve (11) and the lower sleeve (12) are both in a semi-circular arc shape;
the rotary drum (20) comprises an upper rotary drum (21) and a lower rotary drum (22) which are mutually buckled, the cross sections of the upper rotary drum (21) and the lower rotary drum (22) are both in a semi-circular arc shape, a plurality of blades (23) are arranged on the peripheral wall of the rotary drum (20), and cutting edges (24) are arranged on the periphery of the blades (23);
the rotating cylinder (20) is sleeved on the fixed cylinder (10) and can rotate relative to the fixed cylinder (10) along the axial direction, and elastic clamping rings (13) are arranged on the fixed cylinder (10) at the front end and the rear end of the rotating cylinder (20) along the axial direction.
2. An optical cable protection against rodents device as claimed in claim 1, wherein: two positioning grooves are formed in the fixed cylinder (10) at intervals, and an elastic clamping ring (13) is arranged in each clamping groove.
3. An optical cable protection against rodents device as claimed in 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.
4. An optical cable protection against rodents device as claimed in claim 1, wherein: second clamping grooves (25) are formed in two axial sides of the upper rotary drum (21), and second clamping strips (26) matched with the second clamping grooves (25) are arranged in two axial sides of the lower rotary drum (22).
5. An optical cable protection against rodents device as claimed in 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).
6. An optical cable protection against rodents device as claimed in claim 1, wherein: the top end of the blade (23) is provided with a spike (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110994793.3A CN113820805A (en) | 2021-08-27 | 2021-08-27 | Optical cable protection against rodents device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110994793.3A CN113820805A (en) | 2021-08-27 | 2021-08-27 | Optical cable protection against rodents device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113820805A true CN113820805A (en) | 2021-12-21 |
Family
ID=78913723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110994793.3A Pending CN113820805A (en) | 2021-08-27 | 2021-08-27 | Optical cable protection against rodents device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113820805A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6878883B1 (en) * | 2003-09-17 | 2005-04-12 | James Rauckman | Wildlife guard for electrical power distribution and substation facilities |
| CN201393033Y (en) * | 2009-03-25 | 2010-01-27 | 黄万和 | Mouseproof sheath for cable conductor |
| JP2012120282A (en) * | 2010-11-30 | 2012-06-21 | Furukawa Electric Co Ltd:The | Transmission line protection device |
| CN205820562U (en) * | 2016-07-25 | 2016-12-21 | 北京慧明讯纤维技术有限公司 | Reusable plastic bobbin |
| CN106772855A (en) * | 2016-12-28 | 2017-05-31 | 国网浙江省电力公司湖州供电公司 | A kind of ADSS lightguide cable link protection devices for preventing animal damage |
| CN107091572A (en) * | 2017-06-27 | 2017-08-25 | 湖州多玛节能科技有限公司 | A kind of furnace roller with pooling feature |
| CN107410281A (en) * | 2017-08-17 | 2017-12-01 | 中国人民解放军62040部队 | A kind of split rotates protection against rodents ball |
| CN210869615U (en) * | 2019-10-16 | 2020-06-30 | 杭州电力设备制造有限公司 | Rat-proof device |
| CN212276041U (en) * | 2020-04-10 | 2021-01-01 | 国网河南省电力公司卢氏县供电公司 | Optical cable rat damage prevention device |
| CN212852296U (en) * | 2020-05-20 | 2021-04-02 | 青岛顶腾工业科技有限公司 | Rat-proof appliance for ship |
-
2021
- 2021-08-27 CN CN202110994793.3A patent/CN113820805A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6878883B1 (en) * | 2003-09-17 | 2005-04-12 | James Rauckman | Wildlife guard for electrical power distribution and substation facilities |
| CN201393033Y (en) * | 2009-03-25 | 2010-01-27 | 黄万和 | Mouseproof sheath for cable conductor |
| JP2012120282A (en) * | 2010-11-30 | 2012-06-21 | Furukawa Electric Co Ltd:The | Transmission line protection device |
| CN205820562U (en) * | 2016-07-25 | 2016-12-21 | 北京慧明讯纤维技术有限公司 | Reusable plastic bobbin |
| CN106772855A (en) * | 2016-12-28 | 2017-05-31 | 国网浙江省电力公司湖州供电公司 | A kind of ADSS lightguide cable link protection devices for preventing animal damage |
| CN107091572A (en) * | 2017-06-27 | 2017-08-25 | 湖州多玛节能科技有限公司 | A kind of furnace roller with pooling feature |
| CN107410281A (en) * | 2017-08-17 | 2017-12-01 | 中国人民解放军62040部队 | A kind of split rotates protection against rodents ball |
| CN210869615U (en) * | 2019-10-16 | 2020-06-30 | 杭州电力设备制造有限公司 | Rat-proof device |
| CN212276041U (en) * | 2020-04-10 | 2021-01-01 | 国网河南省电力公司卢氏县供电公司 | Optical cable rat damage prevention device |
| CN212852296U (en) * | 2020-05-20 | 2021-04-02 | 青岛顶腾工业科技有限公司 | Rat-proof appliance for ship |
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