Center tube type communication optical cable capable of preventing meshing

Abstract

The utility model relates to the technical field of communication optical cables, and discloses an anti-bite central tube type communication optical cable, which comprises an optical cable outer sheath, an anti-bite mechanism is arranged on the outer wall of the optical cable outer sheath, the anti-bite mechanism comprises a first alloy cylinder and a second alloy cylinder, the first alloy cylinder and the second alloy cylinder are both movably sleeved on the outer wall of the optical cable outer sheath, and the first alloy cylinder and the second alloy cylinder are sleeved on the outer wall of the optical cable outer sheath. A bending sleeve is fixedly connected between the adjacent sides of the first alloy cylinder and the second alloy cylinder. According to the utility model, through the cooperation of the first alloy cylinder and the second alloy cylinder, the sleeve can wrap and protect the outer wall of the optical cable outer sheath, so as to carry out anti-biting protection on the optical cable outer sheath, avoid the problem that the optical cable outer sheath exposed at the installation part is easy to be bitten or damaged by rodents, and guarantee the property safety of users; while the optical cable outer sheath is protected, the optical cable protective sleeve can be bent along with laying of the optical cable outer sheath so as to be suitable for different installation environments.

Description

TECHNICAL FIELD

[0001] The utility model relates to communication cable technical field, specifically, relate to a kind of preventable central tube type communication cable. BACKGROUND

[0002] Communication cable is the cable core and outer sheath that several optical fibers are made of information transmission medium, mainly used for signal transmission of telecommunication, electric power, broadcasting and other departments.Optical fiber and traditional copper wire compared with, with transmission capacity big, less decay, transmission distance long, small, light in weight, no electromagnetic interference and low cost Advantage, therefore be widely used in modern communication network.

[0003] Traditional communication cable does not have the function of preventing gnawing, due to the different laying environment of optical cable, part of the optical cable is often exposed for installation, and the exposed part of the optical cable is easy to be gnawed or damaged by rodents, which can cause great economic damage to users. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of preventable central tube type communication cable, solve the problem that the exposed part of the optical cable is easy to be gnawed or damaged by rodents in prior art.

[0005] The utility model provides the following technical scheme: a kind of preventable central tube type communication cable, including optical cable outer sheath, the outer wall of the optical cable outer sheath is provided with anti gnawing mechanism, the anti gnawing mechanism includes No. Alloy cylinder and No. Alloy cylinder, the No. Alloy cylinder, No. Alloy cylinder is movably sleeved on the outer wall of optical cable outer sheath, the side between the No. Alloy cylinder, No. Alloy cylinder adjacent is fixedly connected with bending sleeve, the left side of the No. Alloy cylinder is fixedly connected with plug-in rod, the outer surface of the plug-in rod is fixedly connected with protruding block, the right side of the No. Alloy cylinder is provided with connecting groove, the inner wall of the bending sleeve is fixedly connected with wire mesh layer.

[0006] As the preferred technical scheme, the inner wall of the wire mesh layer is fixedly connected with polyethylene inner sleeve, the inside of the polyethylene inner sleeve is fixedly connected with metal reinforcing rib, and the inner wall of the polyethylene inner sleeve is movably connected with the outer wall of the optical cable outer sheath.

[0007] Through the above technical scheme, the strength of the polyethylene inner sleeve and the bending sleeve as a whole can be improved by the design of the metal reinforcing rib.

[0008] As the preferred technical scheme, the anti gnawing mechanism further includes a limiting frame, the limiting frame is fixedly installed on the outer wall of the No. Alloy cylinder and the No. Alloy cylinder, the inner wall of the limiting frame is fixedly installed with magnetic block, and the hollow strip is movably inserted into the inner cavity of the limiting frame.

[0009] Through the technical scheme, the hollow strip can be replaced quickly as a whole through the design of the magnetic block.

[0010] As the preferred technical scheme, the side surface of the magnetic block is magnetically connected with the outer wall of the hollow strip, the top of the hollow strip is provided with a circular hole, and the inner wall of the circular hole is fixedly provided with a circular net.

[0011] Through the technical scheme, the rodenticide can emit effective components through the design of the circular net, so that the rodent prevention effect is improved.

[0012] As the preferred technical scheme, the side surface of the magnetic block is magnetically connected with the outer wall of the hollow strip, the top of the hollow strip is provided with a circular hole, and the inner wall of the circular hole is fixedly provided with a circular net.

[0013] As the preferred technical scheme, the inner wall of the outer sheath of the optical cable is fixedly connected with an inner fin strip, the side of the inner fin strip away from the inner wall of the outer sheath of the optical cable is fixedly connected with a central tube, and the inner cavity of the central tube is filled with an expansion filler.

[0014] Through the technical scheme, the expansion filler can absorb external force of the outer sheath of the optical cable as a whole, so as to protect the optical fiber main body.

[0015] As the preferred technical scheme, the inner cavity of the outer sheath of the optical cable is filled with petroleum jelly, and the petroleum jelly is internally provided with the optical fiber main body.

[0016] Through the technical scheme, the petroleum jelly can effectively protect the optical fiber main body from the influence of the external environment.

[0017] Compared with the prior art, the utility model has the advantages that:

[0018] The utility model discloses a one alloy cylinder and two alloy cylinders cooperate, can be wrapped and protected on the outer wall of the outer sheath of optical cable, carries out the protection of the outer sheath of optical cable, avoids the problem that the outer sheath of optical cable of exposed installation part is easy to be bitten and damaged or destroyed by gnawing animals, guarantees the property safety of user, through the design of the whole bending sleeve, can bend along with the laying of the outer sheath of optical cable when protecting the outer sheath of optical cable, to be applicable to different installation environment, improves the practicality of this structure. ACCURACY

[0019] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be briefly introduced to the drawing needed to be used in the embodiment description, and obviously, the drawing in the following description is only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without paying the creativity labor intensity. Wherein:

[0020] Figure 1 is a perspective view of the utility model;

[0021] Figure 2 is a structural schematic view of the connection between the No. 1 alloy cylinder and the No. 2 alloy cylinder of the utility model;

[0022] Figure 3 is a whole exploded structural schematic view of the hollow strip in the utility model;

[0023] Figure 4 is a cutaway structural schematic view of the bending sleeve of the utility model;

[0024] Figure 5 is a cutaway structural schematic view of the optical cable outer sheath of the utility model.

[0025] In the figure: 1, optical cable outer sheath; 11, inner fin strip; 12, center tube; 13, expanded filling material; 14, petroleum paste; 15, optical fiber main body; 2, anti-claw mechanism; 21, No. 1 alloy cylinder; 211, plug-in rod; 212, protruding block; 213, connecting groove; 22, No. 2 alloy cylinder; 23, bending sleeve; 231, metal wire mesh layer; 232, polyethylene inner sleeve; 233, metal reinforcing rib; 24, limiting frame part; 25, magnetic attraction block; 26, hollow strip; 27, circular net; 28, closed strip. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the utility model.

[0027] As Figures 1-5As shown, the utility model provides a technical scheme: a center pipe type communication optical cable can prevent gnawing, including optical cable outer sheath 1, optical cable outer sheath 1's outer wall is provided with prevent gnawing mechanism 2, prevent gnawing mechanism 2 includes no. 1 alloy cylinder 21 and no. 2 alloy cylinder 22, no. 1 alloy cylinder 21, no. 2 alloy cylinder 22 all movably sleeve joint on the outer wall of optical cable outer sheath 1, no. 1 alloy cylinder 21, no. 2 alloy cylinder 22 adjacent side between fixed connection has the bending sleeve 23, the left side fixed connection of no. 1 alloy cylinder 21 has inserted rod 211, the outer surface of inserted rod 211 is fixedly connected with convex block 212, the right side of no. 2 alloy cylinder 22 is provided with connecting groove 213, the inner wall of bending sleeve 23 is fixedly connected with wire mesh layer 231, the inner wall of wire mesh layer 231 is fixedly connected with polyethylene inner sleeve 232, the inside fixed connection of polyethylene inner sleeve 232 has metal reinforcing rib 233, the inner wall of polyethylene inner sleeve 232 is movably connected with the outer wall of optical cable outer sheath 1, no. 1 alloy cylinder 21 and no. 2 alloy cylinder 22 can be wrapped and protected on the outer wall of optical cable outer sheath 1, prevent gnawing protection is carried out to optical cable outer sheath 1, by inserting rod 211 and convex block 212 are inserted to the inside of connecting groove 213, can be completed to the first tail splicing processing of no. 1 alloy cylinder 21 and no. 2 alloy cylinder 22, is suitable for different span exposure installation environment, through the overall design of bending sleeve 23, while protecting optical cable outer sheath 1, can be bent along with the laying of optical cable outer sheath 1, to be suitable for different installation environment, through the design of wire mesh layer 231, avoid the problem that bending sleeve 23 whole is easily gnawed by gnawing animals, through the design of metal reinforcing rib 233, can improve the strength of bending sleeve 23 whole.

[0028] As an embodiment in the present embodiment, as shown in Figure 1 、 Figure 3 Prevent gnawing mechanism 2 also includes limiting frame 24, limiting frame 24 is fixedly installed on the outer wall of no. 1 alloy cylinder 21 and no. 2 alloy cylinder 22, limiting frame 24 is fixedly installed with magnetic block 25 on the inner wall, hollow strip 26 is movably inserted in the inner cavity of limiting frame 24, the side surface of magnetic block 25 is magnetically connected with the outer wall of hollow strip 26, the top of hollow strip 26 is provided with round hole, round hole is fixedly installed with circular net 27 on the inner wall, hollow strip 26 is movably inserted with closed strip 28 on the side away from limiting frame 24, hollow strip 26 is filled with rat repellent paste, the rat repellent paste inside hollow strip 26 is long-acting gel medicine, which can continuously release effective ingredients through circular net 27, so that rats dare not approach, further improving the gnawing prevention effect of the structure, through the cooperation of limiting frame 24 and magnetic block 25, hollow strip 26 can be magnetically attracted and limited, which is convenient for users to replace the whole hollow strip 26, and the rat repellent paste inside hollow strip 26 can be replaced by pulling out closed strip 28 from hollow strip 26.

[0029] As an embodiment in the present embodiment, as shown in Figure 1 , Figure 5 The inner wall of the optical cable outer sheath 1 is fixedly connected with an inner fin 11, the side of the inner fin 11 away from the inner wall of the optical cable outer sheath 1 is fixedly connected with a central tube 12, the inner cavity of the central tube 12 is filled with an expansion filler 13, the inner cavity of the optical cable outer sheath 1 is filled with petroleum jelly 14, the inside of the petroleum jelly 14 is provided with an optical fiber main body 15, the expansion filler 13 is an existing expansion material such as polyurethane foam, the expansion filler 13 can absorb the external force suffered by the optical cable outer sheath 1 as a whole, and the safety of the optical fiber main body 15 is guaranteed, the petroleum jelly 14 has good insulation performance and stability, and can effectively protect the optical fiber main body 15 from the influence of the external environment.

[0030] Working principle: when the optical cable outer sheath 1 is laid, if the optical cable outer sheath 1 needs to be exposed for installation, the first alloy cylinder 21 and the second alloy cylinder 22 are sleeved on the outer wall of the exposed part of the optical cable outer sheath 1, and the first alloy cylinder 21 and the second alloy cylinder 22 are spliced at the head and tail, the cooperation of the first alloy cylinder 21 and the second alloy cylinder 22 can protect the optical cable outer sheath 1 from being bitten, through the design of the folding sleeve 23, the optical cable outer sheath 1 can be folded while being protected from being bitten, so as to be suitable for different installation environments, the rat-repellent paste in the hollow strip 26 can continuously release effective components through the circular net 27, so that the rodents dare not approach, and the function of further improving the bite prevention effect is improved.

[0031] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application and are not limited. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present application, and all should be covered in the scope of the claims of the present application.

Claims

1. A center tube type communication optical cable which can be prevented from being bitten, comprising an optical cable outer sheath (1), characterized in that: An anti-biting mechanism (2) is provided on the outer wall of the optical cable outer sheath (1). The anti-biting mechanism (2) includes a first alloy cylinder (21) and a second alloy cylinder (22). The first alloy cylinder (21) and the second alloy cylinder (22) are movably sleeved on the outer wall of the optical cable outer sheath (1). A bent sleeve (23) is fixedly connected between adjacent sides of the first alloy cylinder (21) and the second alloy cylinder (22). A plug rod (211) is fixedly connected to the left side of the first alloy cylinder (21). A protrusion (212) is fixedly connected to the outer surface of the plug rod (211). A connecting groove (213) is opened on the right side of the second alloy cylinder (22). A metal wire mesh layer (231) is fixedly connected to the inner wall of the bent sleeve (23).

2. The bend-insensitive central tube type communication optical cable according to claim 1, characterized in that: A polyethylene inner sleeve (232) is fixedly connected to the inner wall of the metal wire mesh layer (231), and a metal reinforcing rib (233) is fixedly connected inside the polyethylene inner sleeve (232). The inner wall of the polyethylene inner sleeve (232) is movably connected to the outer wall of the optical cable outer sheath (1).

3. The bend-insensitive central tube type communication optical cable according to claim 1, characterized in that: The anti-biting mechanism (2) also includes a limiting frame (24), which is fixedly installed on the outer wall of the first alloy cylinder (21) and the second alloy cylinder (22). A magnetic block (25) is fixedly installed on the inner wall of the limiting frame (24), and a hollow strip (26) is movably inserted into the inner cavity of the limiting frame (24).

4. The bend-insensitive central tube type communication optical cable according to claim 3, characterized in that: The side of the magnetic block (25) is magnetically connected to the outer wall of the hollow strip (26). A circular hole is provided at the top of the hollow strip (26), and a circular mesh (27) is fixedly installed on the inner wall of the circular hole.

5. The bend-insensitive central tube type communication optical cable according to claim 4, characterized in that: A sealing strip (28) is movably inserted into the side of the hollow strip (26) away from the limiting frame (24), and the inner cavity of the hollow strip (26) is filled with rodent repellent paste.

6. The biteable central tube style communication optical cable of claim 1, wherein: An inner wing strip (11) is fixedly connected to the inner wall of the outer sheath (1) of the optical cable. A central tube (12) is fixedly connected to the side of the inner wing strip (11) away from the inner wall of the outer sheath (1) of the optical cable. An expansion filler (13) is filled in the inner cavity of the central tube (12).

7. The bend-insensitive central tube type communication optical cable according to claim 6, characterized in that: The inner cavity of the outer sheath (1) of the optical cable is filled with petroleum grease (14), and the inner cavity of the petroleum grease (14) contains an optical fiber body (15).

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