CN-224232383-U - Waterproof type electric power optical cable

Abstract

The utility model discloses a waterproof type electric power optical cable, which comprises an outer sheath and a connecting sleeve, wherein the outer sheath comprises a sheath layer, the inner side of the sheath layer is fixedly provided with a reinforcing element, the inner side of the reinforcing element is fixedly provided with a loose tube, the inner side of the loose tube is fixedly provided with a coating layer, the inner side of the coating layer is fixedly provided with a cladding layer, both ends of the connecting sleeve are fixedly provided with a sealing connecting sleeve, an inner cavity of the cladding layer is fixedly provided with cable paste, and the inside of the cable paste is provided with two fiber cores, a metal reinforcing part, a power wire and a filling rope.

Inventors

• WEI YIYING
• LIU FENG
• SUN WEI
• SONG YUNYUN
• LIU ZHIQIANG
• WANG QINGFANG

Assignees

• 山东太平洋电力通信装备有限公司

Dates

Publication Date

20260512

Application Date

20250514

Claims (6)

1. 1. The waterproof power optical cable comprises an outer sheath (1) and a connecting sleeve (2), and is characterized in that the outer sheath (1) comprises a sheath layer (7), a reinforcing element (8) is fixedly arranged on the inner side of the sheath layer (7), a loose tube (9) is fixedly arranged on the inner side of the reinforcing element (8), a coating layer (10) is fixedly arranged on the inner side of the loose tube (9), a cladding layer (11) is fixedly arranged on the inner side of the coating layer (10), sealing connecting sleeves (3) are fixedly arranged at two ends of the connecting sleeve (2), fixing grooves (5) are formed in inner cavities of the sealing connecting sleeves (3), fixing rods (4) are fixedly arranged at two sides of the inner cavities of the connecting sleeve (2), a cable paste (15) is fixedly arranged in the inner cavities of the cladding layer (11), and two fiber cores (6), metal reinforcing pieces (12), a power wire (13) and a filling rope (14) are arranged in the inner sides of the cable paste (15).
2. 2. The waterproof power cable according to claim 1, characterized in that the sheath layer (7) is made of polyethylene material, the thickness of the sheath layer (7) being set to 1-3 mm.
3. 3. A watertight power optical cable according to claim 1 wherein the reinforcing element (8) is made of a phosphated steel wire material, the thickness of the reinforcing element (8) being set to 0.45-2 mm.
4. 4. A waterproof power cable according to claim 1, characterized in that the loose tube (9) is made of a high modulus plastic material, the loose tube (9) having a thickness set between 0.2 and 0.5mm.
5. 5. The waterproof power cable according to claim 1, characterized in that the coating layer (10) is made of an acrylate material, the thickness of the coating layer (10) being set to 0.6mm.
6. 6. The waterproof power cable according to claim 1, characterized in that the cladding (11) is made of silica material, the thickness of the cladding (11) being set to 0.12mm.

Description

Waterproof type electric power optical cable Technical Field The utility model relates to the technical field of waterproof optical cables, in particular to a waterproof electric power optical cable. Background In modern power systems, communication plays a critical role. From the monitoring of the running state of the power grid to the transmission of the remote dispatching instruction, the data transmission quantity is increased rapidly and is free from loss. However, the environment where the electric power facilities are located is extremely complex, the environments are often subjected to attack by rainwater and underground water, salt fog corrosion is also caused in coastal areas, and under the environment, the optical fiber attenuation increase and short-circuit fault frequently occur easily due to water inflow of an ordinary optical cable, so that the communication stability is difficult to ensure. Meanwhile, the electric overhead line has rich resources, the optical cable and the optical cable can be co-rod to reduce cost and increase efficiency, but the requirements on performances such as waterproof performance and the like of the optical cable are more severe, along with the progress of material science, high-performance waterproof and weather-resistant materials are continuously emerging, and related standard specifications are continuously perfected, so that the waterproof electric optical cable is generated to meet the high-reliability requirements of electric power communication in a complex environment. The existing waterproof power optical cable is insufficient in waterproof capability, once water permeability occurs, optical fiber performance is damaged, mechanical protection capability is poor, damage by external force is easy to occur, service life is prolonged due to scraping, extrusion and the like, a single structure cannot resist environmental erosion, aging is accelerated in humid and acid-base environments, service life is greatly shortened, and power communication stability is seriously affected. Disclosure of utility model The utility model aims to provide a waterproof power optical cable, which solves the problems that the existing waterproof power optical cable provided in the background art is insufficient in waterproof capability, is easy to permeate water, so that the performance of the optical fiber is damaged, and is poor in mechanical protection capability, easy to damage by external force, such as scraping, extrusion and the like, the service life is reduced, the single structure cannot resist environmental corrosion, ageing is accelerated in humid and acid-base environments, the service life is greatly shortened, and the stability of power communication is seriously affected. In order to achieve the above purpose, the waterproof power optical cable comprises an outer sheath and a connecting sleeve, wherein the outer sheath comprises a sheath layer, a reinforcing element is fixedly arranged on the inner side of the sheath layer, a loose tube is fixedly arranged on the inner side of the reinforcing element, a coating layer is fixedly arranged on the inner side of the loose tube, a cladding layer is fixedly arranged on the inner side of the coating layer, sealing connecting sleeves are fixedly arranged at two ends of the connecting sleeve, fixing grooves are formed in inner cavities of the two sealing connecting sleeves, fixing rods are fixedly arranged at two sides of the inner cavities of the connecting sleeves, cable paste is fixedly arranged in the inner cavities of the cladding layer, and two fiber cores, metal reinforcing parts, a power line and a filling rope are arranged in the cable paste. Preferably, the sheath layer is made of polyethylene material, the thickness of the sheath layer is set to be 1-3 mm, and the sheath layer can play a role in water resistance and prevent water seepage from affecting the internal optical cable. Preferably, the reinforcing element is made of phosphorized steel wire material, the thickness of the reinforcing element is set to be 0.45-2 mm, and the tensile strength and the compressive strength of the optical cable are increased, so that the optical cable is not easy to break during laying. Preferably, the loose tube is made of a high-modulus plastic material, the thickness of the loose tube is set to be 0.2-0.5 mm, and the loose tube has good wear resistance and fatigue resistance and can bear the action of external force for a long time without obvious deformation or damage. Preferably, the coating layer is made of acrylic ester material, the thickness of the coating layer is set to be 0.6mm, the flexibility and the impact resistance are good, and the flexibility and the microbending resistance of the optical cable are improved. Preferably, the cladding is made of silicon dioxide material, the thickness of the cladding is set to be 0.12mm, the cladding has extremely high purity and good optical uniformity, and different optical ch