Plastic communication cable

Abstract

The utility model discloses a plastic communication cable, comprising an outer sheath and iron wires, the inner part of the outer sheath is fixedly connected with a plurality of iron wires, and the outer wall of the outer sheath is provided with a fixing device. According to the plastic communication cable, the two hoops can be fixed on the outer sheath through the bolts, then the outer sheath is folded in half, the screw rod is rotated through the circular ring and the rectangular block, the screw rod can adjust the position of the circular ring through the transverse plate, and then the hook is rotated to enable the right end of the hook to penetrate through the circular ring. Therefore, the outer sheath and the like can be prevented from rebounding after being bent, the overall plasticity of the cable is improved, the inner sheath can protect the inner cable core and the like, the aluminum foil shielding layer and the braided shielding layer can prevent the cable core from being interfered by other transmission signals, the cable core can stably transmit information, and the service life of the cable is prolonged. And then the outer sheath is arranged on the outer wall of the braided shielding layer, so that the cable core and the like can be further protected through the outer sheath.

Description

Technical Field

[0001] The utility model relates to the technical field of communication cables, in particular to a plastic communication cable. Background Art

[0002] Communication cables are cables used to transmit telephone, telegram, fax documents, television and radio programs, data and other electrical signals. They are composed of one or more pairs of mutually insulated conductors twisted together. Compared with overhead lines, communication cables have the advantages of large communication capacity, high transmission stability, good confidentiality, and less influence by natural conditions and external interference.

[0003] For example, the patent number is CN 213519351 U, a plastic communication cable. The utility model discloses a plastic communication cable, including a rubber block, and the inner side of a plurality of the rubber blocks are pressed against the cable. It can effectively prevent the cable from rebounding after bending, so that the plasticity of the cable can be significantly enhanced. Although the above device can improve the plasticity of the communication cable, there is a problem that when the cable is shaken or dragged, the convex ball is easy to leave the through hole, causing the communication cable to rebound and reset, and there is also a problem of poor cable shielding effect. Summary of the invention

[0004] The purpose of the utility model is to provide a plastic communication cable to solve the problem raised in the above background technology that although the device in the above patent can improve the plasticity of the communication cable, when the cable is shaken or dragged, the convex ball is easily separated from the through hole, thereby causing the communication cable to rebound and reset.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a plastic communication cable, comprising an outer sheath and iron wires, a plurality of iron wires are fixedly connected inside the outer sheath, a fixing device is installed on the outer wall of the outer sheath, the fixing device comprises a clamp, the inner walls of the left and right clamps are tightly fitted with the outer wall of the outer sheath, bolts are threadedly connected at the threaded holes of the clamps, a concave plate and a horizontal plate are respectively welded on the inner sides of the left and right clamps, and a screw is threadedly connected to the left inner side of the horizontal plate.

[0006] Preferably, the left side of the screw rod is rotatably connected with a rectangular block, so that the rectangular block can be driven to move by the screw rod.

[0007] Preferably, a circular ring is welded on the left side of the rectangular block.

[0008] Preferably, a hook is installed inside the circular ring, and the left side of the hook is rotatably connected to the groove of the concave plate through a rotating shaft, so that the hook can be fixed by the circular ring.

[0009] Preferably, a shielding device is installed inside the outer sheath, and the shielding device includes a braided shielding layer, the braided shielding layer is located inside the outer sheath, and the braided shielding layer is bonded to the outer sheath, an aluminum foil shielding layer is wrapped around the inner side of the braided shielding layer, and an inner sheath is wrapped inside the aluminum foil shielding layer.

[0010] Compared with the prior art, the utility model has the following beneficial effects: the plastic communication cable can first fix two clamps on the outer sheath by bolts, then fold the outer sheath in half, rotate the screw through the circular ring and the rectangular block, the screw can adjust the position of the circular ring through the horizontal plate, and then rotate the hook to make the right end of the hook pass through the circular ring, so as to prevent the outer sheath from rebounding after bending, thereby improving the overall plasticity of the cable;

[0011] The inner sheath can be used to protect the internal cable core, and the aluminum foil shielding layer and the braided shielding layer can prevent the cable core from being interfered by other transmission signals, so that the cable core can transmit information stably. Then, an outer sheath is arranged on the outer wall of the braided shielding layer, so that the cable core can be further protected by the outer sheath. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 for Figure 1 A cross-sectional view of

[0014] Figure 3 for Figure 1 Schematic diagram of the structure of the middle hook, cross plate and screw rod;

[0015] Figure 4 for Figure 2 Schematic diagram of the structure of the middle iron wire, outer sheath and inner sheath.

[0016] In the figure: 1, outer sheath, 2, iron wire, 3, fixing device, 301, clamp, 302, bolt, 303, concave plate, 304, horizontal plate, 305, screw, 4, shielding device, 401, braided shielding layer, 402, aluminum foil shielding layer, 403, inner sheath, 5, connecting device, 501, insulating layer, 502, cable core, 503, filler, 6, rectangular block, 7, ring, 8, hook. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-4 The utility model provides a technical solution: a plastic communication cable, including an outer sheath 1 and iron wires 2. The material of the outer sheath 1 is polyurethane. Polyurethane has the characteristics of super wear resistance, high hardness, slow rebound, etc., and can better protect the internal structure. Six iron wires 2 are fixedly connected to the inside of the outer sheath 1. The iron wires 2 can improve the overall plasticity of the cable. A fixing device 3 is installed on the outer wall of the outer sheath 1. The fixing device 3 includes a clamp 301. The inner walls of the left and right clamps 301 are tightly fitted with the outer wall of the outer sheath 1. Threaded holes are processed inside the outer side of the clamp 301. Bolts 302 are threadedly connected at the threaded holes of the clamp 301. The clamp 301 can be fixed to the outer sheath 1 by bolts. The inner sides of the left and right clamps 301 are respectively welded with concave plates 303 and horizontal plates 304. The left side of the horizontal plate 304 A screw rod 305 is connected to the inner thread of the side, and the screw rod 305 can be moved through the cross plate 304. The left side of the screw rod 305 is rotatably connected to a rectangular block 6, and a ring 7 is welded to the left side of the rectangular block 6. The screw rod 305 can drive the ring 7 to move through the rectangular block 6. A hook 8 is installed inside the ring 7, and the left side of the hook 8 is rotatably connected to the groove of the concave plate 303 through a rotating shaft. The two hoops 301 can be fixed to the outer sheath 1 by bolts 302, and then the outer sheath 1 is folded in half, and the screw rod 305 is rotated by the ring 7 and the rectangular block 6. The screw rod 305 can adjust the position of the ring 7 through the cross plate 304, and then the hook 8 is rotated to make the right end of the hook 8 pass through the ring 7, so as to prevent the outer sheath 1 from rebounding after bending, thereby improving the overall plasticity of the cable.

[0019] A shielding device 4 is installed inside the outer sheath 1. The shielding device 4 includes a braided shielding layer 401. The braided shielding layer 401 is located inside the outer sheath 1. The braided shielding layer 401 is made of copper wire through a braiding process, and the braided shielding layer 401 is bonded and connected to the outer sheath 1. An aluminum foil shielding layer 402 is wrapped around the inner side of the braided shielding layer 401. The aluminum foil can block electromagnetic signals, thereby improving the overall shielding effect of the cable. An inner sheath 403 is wrapped inside the aluminum foil shielding layer 402. The inner sheath 4 03 is made of the same material as the outer sheath 1. The inner sheath 403 can further protect the internal cable core 502, and the inner sheath 403 can protect the internal cable core 402, etc. The aluminum foil shielding layer 402 and the braided shielding layer 401 can prevent the cable core 502 from being interfered by other transmission signals, so that the cable core 502 can stably transmit information, and then the outer sheath 1 is arranged on the outer wall of the braided shielding layer 401, so that the cable core 502, etc. can be further protected by the outer sheath 1.

[0020] A connecting device 5 is installed inside the inner sheath layer 403, and the connecting device 5 includes an insulating layer 501. The outer wall of the insulating layer 501 is bonded to the inner wall of the inner sheath 403. The material of the insulating layer 501 is HDPE, which is a universal insulating material with good insulation performance. Four cable cores 502 are installed inside the insulating layer 501. Fillers 503 are processed between the cable cores 502 and the insulating layer 501. The material of the fillers 503 is high-temperature glass fibers, so that the insulating layer 501 can insulate the cable cores 502, and the fillers 503 can fix the cable cores 502 to prevent the cable cores 502 from deviating, thereby making the cable cores 502 more stable.

[0021] In this embodiment, when the operator needs to use a plastic communication cable, the operator first processes a filler 503 between the cable core 502 and the insulating layer 501, so that the cable core 502 can be fixed by the filler 503, and the insulating layer 501 can have an insulating effect, and then an inner sheath 403 is arranged on the outer wall of the insulating layer 501, and the inner sheath 403 can protect the internal cable core 402, etc., and an aluminum foil shielding layer 402 and a braided shielding layer 401 are processed on the outer wall of the inner sheath 403, so that the cable core 502 can be prevented from being interfered by other transmission signals, so that the cable core 502 can stably transmit information, and then the braided shielding layer 401 is arranged on the outer wall of the inner sheath 403. An outer sheath 1 is provided on the outer wall of the shielding layer 401, and an iron wire 2 is processed inside the outer sheath 1, so that the cable core 502 and the like can be further protected by the outer sheath 1, and the iron wire 2 can improve the overall plasticity of the cable. When this device is being laid, the two clamps 301 can be fixed to the outer sheath 1 by bolts 302, and then the outer sheath 1 is folded in half, and the screw 305 is rotated by the circular ring 7 and the rectangular block 6. The screw 305 can adjust the position of the circular ring 7 through the cross plate 304, and then the hook 8 is rotated to make the right end of the hook 8 pass through the circular ring 7, thereby preventing the outer sheath 1 and the like from rebounding after being bent, thereby improving the overall plasticity of the cable.

[0022] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A plastic communication cable, comprising an outer sheath (1) and iron wires (2), wherein a plurality of iron wires (2) are fixedly connected inside the outer sheath (1), characterized in that: The outer wall of the outer sheath (1) is provided with a fixing device (3), the fixing device (3) comprising a clamp (301), the inner walls of the left and right clamps (301) being tightly fitted with the outer wall of the outer sheath (1), the threaded holes of the clamps (301) being threadedly connected with bolts (302), the inner sides of the left and right clamps (301) being respectively welded with concave plates (303) and horizontal plates (304), and the left inner side of the horizontal plate (304) being threadedly connected with a screw rod (305).

2. A plastic communication cable according to claim 1, characterized in that: The left side of the screw rod (305) is rotatably connected to a rectangular block (6).

3. A plastic communication cable according to claim 2, characterized in that: A circular ring (7) is welded to the left side of the rectangular block (6).

4. A plastic communication cable according to claim 3, characterized in that: A hook (8) is installed inside the circular ring (7), and the left side of the hook (8) is rotatably connected to the groove of the concave plate (303) via a rotating shaft.

5. A plastic communication cable according to claim 1, characterized in that: A shielding device (4) is installed inside the outer sheath (1), the shielding device (4) comprising a braided shielding layer (401), the braided shielding layer (401) is located inside the outer sheath (1), and the braided shielding layer (401) is bonded to the outer sheath (1), an aluminum foil shielding layer (402) is wrapped around the inside of the braided shielding layer (401), and an inner sheath (403) is wrapped around the inside of the aluminum foil shielding layer (402).

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