Windproof compression-resistant circular netted optical fiber ribbon optical cable

Abstract

The invention relates to the technical field of optical fiber ribbon manufacturing, in particular to a windproof compression-resistant circular netted optical fiber ribbon optical cable which comprises an optical fiber ribbon assembly, a center reinforcing part and an outer layer protection part. The optical fiber ribbon assembly comprises a plurality of circular net-shaped ribbon bodies, and each circular net-shaped ribbon body is formed by tightly combining a plurality of core optical fibers; the circular net-shaped combined belt and the hanging neck are used in cooperation and connected to form a net shape, the net-shaped structure is soft, good in flexibility and free of the bending phenomenon, the outer wall of the circular net-shaped combined belt is coated with resin KG560, and the circular net-shaped combined belt is easy to strip, good in low-temperature performance and high in curing speed; a tearing groove is formed in each circular net-shaped ribbon, so that the ribbon is easy to strip; through the arrangement of the sheath, the appearance is of a semicircular structure, the stability is good, the wind resistance and the compression resistance are good, the nonmetal reinforcer FRP is arranged in the sheath, the weight is light, the tensile force bearing performance is good, the sheath is a high-flame-retardant low-smoke halogen-free sheath, and the flame retardant performance is good.

Description

Technical Field

[0001] The invention relates to the technical field of optical fiber ribbon manufacturing, in particular to a windproof and pressure-resistant round mesh optical fiber ribbon cable. Background Art

[0002] With the development of the internet and the continuous advancement of communications technology, ribbon optical cables are finding widespread application in the communications sector. As a solution that meets high-density transmission requirements and provides greater bandwidth, ribbon optical cables will play a vital role in 5G base stations, data centers, and fiber optic networks. With the widespread adoption and promotion of 5G, the ribbon optical cable market is expected to continue to grow, thus offering a broad range of applications and market prospects.

[0003] Existing optical fiber ribbons are made of multiple optical fibers arranged in parallel and packaged into a flat ribbon structure using UV glue or hot-melt technology. Multiple optical fiber ribbons are then stacked or arranged in parallel to form the core optical fiber layer of the optical cable. Reinforcement members are located in the center or on both sides of the optical cable. They are usually made of aramid fiber or glass fiber to enhance tensile and impact resistance. The outer layer uses wear-resistant and weather-resistant polymer materials to protect the internal optical fiber structure of the cable while maintaining its flat shape. The flat structure of the optical fiber ribbon is fully covered, which facilitates the close arrangement of the optical fiber ribbons and significantly improves the optical fiber capacity. It is suitable for high-density wiring scenarios such as data centers and computer rooms.

[0004] In the existing technology, due to the complex laying area, the flat structure has poor bending resistance, the edge fibers are relatively fragile, and are easily damaged by external pressure or bending, affecting performance. It is difficult to strip the optical fiber, resulting in a long connection time and affecting the construction progress.

[0005] To this end, the present invention provides a windproof and pressure-resistant round mesh optical fiber ribbon cable. Summary of the Invention

[0006] To this end, the technical problem to be solved by the present invention is to overcome the poor bending resistance of the flat structure in the existing technology, the relatively fragile edge fibers, which are easily damaged by external pressure or bending, affecting performance, making it difficult to strip the optical fiber, resulting in a long connection time and affecting the construction progress.

[0007] In order to solve the above technical problems, the present invention provides a windproof and pressure-resistant circular mesh optical fiber ribbon cable, including an optical fiber ribbon assembly, a central reinforcement and an outer protective member; the optical fiber ribbon assembly includes a plurality of circular mesh ribbons, the circular mesh ribbons are composed of a plurality of core optical fibers tightly combined, the overall size of the circular mesh ribbons is 1.2mm, the circular mesh ribbons are linearly arranged into two groups, the circular mesh ribbons are connected with necks, the size of the necks is 0.2*0.2mm; the circular mesh ribbons are connected to the necks to form a mesh; the outer wall of the circular mesh ribbon is coated with resin KG560.

[0008] In one embodiment of the present invention, the central reinforcement comprises aramid reinforcements arranged on the outside of two groups of circular mesh belts, the aramid reinforcements are filled with water-blocking yarns, and the water-blocking yarns are used to block water; the outsides of the aramid reinforcements are provided with sheath components.

[0009] In one embodiment of the present invention, the circular mesh belt is provided with a tearing groove; the size of the tearing groove is 0.01*0.01 mm, the tearing groove is used for peeling, and the tearing groove is coated with a low friction coefficient coating.

[0010] In one embodiment of the present invention, the outer protective member includes a sheath arranged outside two water-blocking tapes, the outer shape of the sheath is set to be semicircular, and there is a non-metallic reinforcement inside the sheath. The sheath is a highly flame-retardant, low-smoke, and halogen-free sheath.

[0011] In one embodiment of the present invention, the sheath assembly includes a reinforcement layer adhered to the outer wall of the aramid reinforcement member, a buffer layer is provided on the outside of the reinforcement layer, a flame retardant layer is provided on the outside of the buffer layer, a water-blocking layer is provided on the outside of the flame retardant layer, a sleeve is provided on the outside of the water-blocking layer, and the outer layer of the sleeve is made of wear-resistant polymer material.

[0012] In one embodiment of the present invention, the sheath and the sleeve are compacted into an integral structure, and a plurality of light-emitting strips are bonded to the outer wall of the sheath.

[0013] In one embodiment of the present invention, the resin KG560 is sprayed using a coating box; one side wall of the coating box is fixedly connected to two side panels, a reeling shaft is rotatably connected between the two side panels, and the circular mesh belt is arranged on the reeling shaft; both ends of the coating box are fixedly connected to fixed frames, and two transverse rollers and two vertical rollers are rotatably connected to the fixed frames, and the transverse rollers and vertical rollers are vertically staggered; a spraying mechanism is provided inside the end of the coating box close to the reeling shaft, and a plurality of curing lamps are provided inside the end of the coating box away from the reeling shaft; a collecting hopper is installed at the bottom of the coating box.

[0014] In one embodiment of the present invention, the spraying mechanism includes a mounting bracket fixedly connected to the inner wall of the coating box, the mounting bracket is rotatably connected to a rotating drum, the outer wall of the rotating drum is fixedly connected to a first gear; the inner wall of the coating box is fixedly connected to a first motor through a fixed plate, the output shaft of the first motor is fixedly connected to a second gear, and the first gear is meshed with the second gear; a plurality of spray pipes are connected and fixed to the inner wall of the rotating drum; a material guide drum is fixedly connected to the side wall of the rotating drum away from the unwinding shaft; two L-shaped plates are fixedly connected to one end of the material guide drum, and a reciprocating screw rod and a guide rod are respectively provided between the L-shaped plate and the material guide drum; an annular scraper is provided on the inner wall of the material guide drum; two connecting blocks are symmetrically fixed on the inner wall of the annular scraper, one of the connecting blocks is threadedly connected to the reciprocating screw rod, and the other connecting block is slidably connected to the guide rod; a second motor is provided at one end of the reciprocating screw rod; one end of the material guide drum is located directly above the collecting hopper.

[0015] The above technical solution of the present invention has the following advantages over the prior art:

[0016] The windproof and pressure-resistant circular mesh optical fiber ribbon cable described in the present invention is formed into a mesh after being connected by the coordinated use of a circular mesh belt and a hanging neck. The mesh structure is soft and flexible and will not bend. The circular mesh belt has good flexibility and good bending resistance. The outer wall of the material is coated with resin KG560, which is easy to peel off, has good low-temperature performance, and a fast curing speed. A tear groove is provided on the circular mesh belt, which is easy to peel off.

[0017] The windproof and pressure-resistant circular mesh optical fiber ribbon cable described in the present invention has a semicircular shape with good structural stability and good wind and pressure resistance by setting a sheath. The non-metallic reinforcement FRP is light in weight and has excellent tensile bearing performance. The sheath is made of highly flame-retardant, low-smoke, halogen-free sheath with excellent flame retardant performance.

[0018] The windproof and pressure-resistant circular mesh optical fiber ribbon cable described in the present invention is provided with water-blocking yarn, which adopts 300D water-blocking yarn with fine yarn count, has a fast water absorption speed, a high expansion multiple, and strong tensile strength. It is evenly distributed in the casing, and there is a water-blocking tape on the outside of the casing, which can achieve good water permeability. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to make the contents of the present invention more clearly understood, the present invention is further described in detail below based on specific embodiments of the present invention in conjunction with the accompanying drawings.

[0020] Figure 1 It is a structural schematic diagram of the present invention;

[0021] Figure 2 Schematic diagram of the structure of the reinforcement layer and the buffer layer in the present invention;

[0022] Figure 3This is a schematic diagram of the structure of the circular mesh belt in the present invention;

[0023] Figure 4 It is a structural schematic diagram of the coating box in the present invention;

[0024] Figure 5 is a cross-sectional view of the coating box of the present invention;

[0025] Figure 6 This is a schematic structural diagram of the first gear and the second gear in the present invention;

[0026] Figure 7 It is a structural schematic diagram of the annular scraper in the present invention;

[0027] Explanation of the reference numerals in the specification: 1. sleeve; 11. reinforcement layer; 12. buffer layer; 13. flame retardant layer; 14. water-blocking layer; 2. tear groove; 3. sheath; 4. non-metallic reinforcement; 5. circular mesh belt; 51. hanging neck; 6. water-blocking yarn; 7. aramid reinforcement; 8. light strip; 9. coating box; 91. side panel; 911. unwinding shaft; 92. fixing frame; 921. horizontal roller; 922. vertical roller; 93. curing lamp; 94. collecting hopper; 95. mounting frame; 951. rotating cylinder; 952. spray pipe; 953. first gear; 954. second gear; 955. first motor; 956. fixing plate; 96. guide cylinder; 961. reciprocating screw; 962. annular scraper; 963. connecting block; 964. guide rod; 965. L-shaped plate; 966. second motor. DETAILED DESCRIPTION

[0028] The present invention will be further described below with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and implement it. However, the embodiments are not intended to limit the present invention.

[0029] See also Figure 1 - Figure 3 The present invention provides a windproof and pressure-resistant circular mesh optical fiber ribbon cable, comprising an optical fiber ribbon assembly, a central reinforcement member and an outer protective member; the optical fiber ribbon assembly comprises a plurality of circular mesh ribbons 5, the circular mesh ribbons 5 are composed of a plurality of core optical fibers tightly combined, the overall size of the circular mesh ribbons 5 is 1.2 mm, the circular mesh ribbons 5 are linearly arranged into two groups, the circular mesh ribbons 5 are connected with necks 51, the size of the necks 51 is 0.2*0.2 mm; the circular mesh ribbons 5 are connected to the necks 51 to form a mesh; the outer wall of the circular mesh ribbon 5 is coated with resin KG560.

[0030] With the development of the internet and the continuous advancement of communication technology, ribbon optical cables are widely used in the communications field. However, due to the complex installation area, the flat structure has poor bending resistance, and the relatively fragile edge fibers are easily damaged by external pressure or bending, which affects performance. Stripping the fibers is difficult, resulting in long splicing times and affecting construction schedules.

[0031] When the circular mesh belt 5 provided by the present invention is in use, the structural size of the circular mesh belt 5 is small, the overall size is 1.2mm, the middle connection neck 51 has a size of 0.2*0.2mm, multiple connections, and the number of connections can be increased according to demand. After connection, it forms a mesh, and the number of connections is determined according to the number of cores. The mesh structure is soft and flexible, and will not bend. The circular mesh belt 5 has good flexibility and good bending resistance. The overall size of the circular mesh belt 5 is 48 cores per belt, and the size of one belt is 1.2*5.4mm. The size of the 288-core sleeve is 9.5mm, which is 3mm smaller than the traditional flat structure cable size of 12.5mm, so that the overall cable diameter is correspondingly smaller, reducing material costs. The outer wall of the circular mesh belt 5 is coated with resin KG560, which is easy to peel off, has good low-temperature performance, and cures quickly.

[0032] Furthermore, if Figure 2 As shown, the central reinforcement includes an aramid reinforcement 7 arranged on the outside of two groups of circular mesh belts 5, and the aramid reinforcement 7 is filled with water-blocking yarn 6, which is used to block water; the outside of the aramid reinforcement 7 is provided with a sheath 3 component.

[0033] When in use, the central reinforcement provided by the present invention is woven into a cylindrical skeleton with aramid fibers to provide tensile strength and impact resistance; and the water-blocking yarn 6 is filled in the internal cavity of the aramid skeleton. The 300D water-blocking yarn 6 with fine yarn count is used, which has a fast water absorption speed, a high expansion multiple, and strong tensile strength. It is evenly distributed in the sleeve 1. There is a water-blocking belt on the outside of the sleeve 1, which can achieve good water permeability; the aramid reinforcement 7 is integrated with the water-blocking yarn 6 to achieve the dual functions of reinforcement and waterproofing, avoiding water seepage caused by gaps in traditional reinforcements; the aramid reinforcement 7 cooperates with the elastic sheath 3, and the curvature becomes larger, which is suitable for deployment in narrow spaces.

[0034] Furthermore, if Figure 2 As shown, the circular mesh belt 5 is provided with a tearing groove 2; the size of the tearing groove 2 is 0.01*0.01mm, the tearing groove 2 is used for peeling, and the tearing groove 2 is coated with a low friction coefficient coating.

[0035] When in use, the tearing groove 2 provided by the present invention is easy to peel because there is a tearing groove 2 on the circular mesh belt 5. The tearing groove 2 is coated with a low friction coefficient coating such as polytetrafluoroethylene or silicone oil to reduce the peeling resistance and prevent the sheath 3 material from adhering to the tearing edge.

[0036] Furthermore, if Figure 1 As shown, the outer protective member includes a sheath 3 arranged outside two water-blocking tapes. The outer shape of the sheath 3 is set to be semicircular. There is a non-metallic reinforcement 4 inside the sheath 3. The sheath 3 is a highly flame-retardant, low-smoke, and halogen-free sheath 3.

[0037] When in use, the outer protective part provided by the present invention has a semicircular structure with good stability and good wind and pressure resistance. The sheath 3 contains a non-metallic reinforcement 4FRP with light weight and excellent tensile bearing performance. The sheath 3 is a highly flame retardant, low-smoke, halogen-free sheath 3 with excellent flame retardant performance.

[0038] Furthermore, if Figure 2 As shown, the sheath 3 assembly includes a reinforcement layer 11 adhered to the outer wall of the aramid reinforcement 7, a buffer layer 12 is provided on the outside of the reinforcement layer 11, a flame retardant layer 13 is provided on the outside of the buffer layer 12, a water-blocking layer 14 is provided on the outside of the flame retardant layer 13, a sleeve 1 is provided on the outside of the water-blocking layer 14, and the outer layer of the sleeve 1 is made of wear-resistant polymer material.

[0039] When the sheath 3 assembly provided by the present invention is in use, the reinforcement layer 11 is woven with glass fiber to enhance the tensile strength and impact resistance of the optical cable; the buffer layer 12 is composed of elastic material to absorb external vibration and pressure and protect the internal optical fiber structure; the flame retardant layer 13 is made of polyolefin material with flame retardant added to prevent the spread of flame and meet fire protection requirements; the water-blocking layer 14 is made of water-absorbing and swelling material, which expands in volume after coming into contact with water to block gaps and prevent moisture from penetrating into the internal optical fiber structure; the outer layer of the sleeve 1 is made of wear-resistant polymer to resist friction and ultraviolet aging; the combination of the reinforcement layer 11 and the buffer layer 12 improves the pressure resistance and bending resistance to prevent the optical fiber from being damaged by external forces; the water-blocking layer 14 is placed on the outside of the flame retardant layer 13 to prevent the flame retardant from affecting the water absorption performance; the inner layer of the sleeve 1 seals the edge of the water-blocking layer 14 to prevent lateral water seepage.

[0040] Furthermore, if Figure 1 As shown, the sheath 3 and the sleeve 1 are compacted into an integral structure, and a plurality of light strips 8 are bonded to the outer wall of the sheath 3 .

[0041] When the sheath 3 provided by the present invention is in use, the sheath 3 and the sleeve 1 are compacted into one through a hot pressing process, eliminating interlayer gaps and improving the overall pressure resistance and waterproofness; the luminous strip 8 is a photo-energy storage type fluorescent strip, which absorbs light during the day and emits light at night, and is used to indicate the position of the optical cable; it is bonded to the outer wall of the sheath 3 through transparent epoxy resin, and after the epoxy resin is cured, it is integrally formed with the outer layer of the sleeve 1 to protect the luminous strip 8 and improve weather resistance.

[0042] Furthermore, if Figure 4-Figure 5As shown, the resin KG560 is sprayed using a coating box 9; one side wall of the coating box 9 is fixedly connected to two side panels 91, and a reeling shaft 911 is rotatably connected between the two side panels 91, and the circular mesh belt 5 is provided on the reeling shaft 911; both ends of the coating box 9 are fixedly connected to a fixing frame 92, and two transverse rollers 921 and two vertical rollers 922 are rotatably connected to the fixing frame 92, and the transverse rollers 921 and the vertical rollers 922 are vertically staggered; a spraying mechanism is provided inside the end of the coating box 9 close to the reeling shaft 911, and a plurality of curing lamps 93 are provided inside the end of the coating box 9 away from the reeling shaft 911; a collecting hopper 94 is installed at the bottom of the coating box 9.

[0043] When the coating box 9 provided by the present invention is in use, a circular mesh strip 5 is wound around the unwinding shaft 911. The free end of the circular mesh strip 5 enters the coating box 9 from between the transverse roller 921 and the longitudinal roller on one side, and then passes through the spraying mechanism for spraying. After the spraying is completed, it is cured by the curing lamp 93, and finally passes through between the transverse roller 921 and the longitudinal roller on the other side to enter the next process. The resin KG560 is sprayed, which has the advantages of easy peeling, good low-temperature performance, and fast curing speed. The changes in the characteristics of the resin after spraying are shown in the following table:

[0044] Before curing (liquid paint) Typical values Viscosity (measured at 25°C) 4000cps Refractive index (measured at 23°C) 1.490 Density (measured at 23°C) 1.10kg / l After curing (solid coating) Typical values Specific modulus (measured at 23°C at 2.5% elastic deformation) 350MPa Elongation (measured at 23°C) 30％ Tensile strength (measured at 23°C) 20MPa Curing speed <![CDATA[0.20J / cm2]]> Curing shrinkage 5.1％ Refractive index (measured at 23°C) 1.51

[0045] Furthermore, if Figure 5-Figure 7 As shown, the spraying mechanism includes a mounting frame 95 fixed to the inner wall of the coating box 9, a rotating drum is rotatably connected in the mounting frame 95, and a first gear 953 is fixed to the outer wall of the rotating drum; a first motor 955 is fixed to the inner wall of the coating box 9 through a fixing plate 956, and the output shaft of the first motor 955 is fixed to the second gear 954, and the first gear 953 is meshed with the second gear 954; a plurality of spray pipes 952 are connected and fixed to the inner wall of the rotating drum; a material guide drum 96 is fixed to the side wall of the rotating drum away from the unwinding shaft 911; the material guide drum 96 is fixed to the inner wall of the coating box 9 Two L-shaped plates 965 are fixedly connected at one end, and a reciprocating screw rod 961 and a guide rod 964 are respectively provided between the L-shaped plate 965 and the material guide cylinder 96; an annular scraper 962 is provided on the inner wall of the material guide cylinder 96; two connecting blocks 963 are symmetrically fixedly connected to the inner wall of the annular scraper 962, one of the connecting blocks 963 is threadedly connected to the reciprocating screw rod 961, and the other connecting block 963 is slidably connected to the guide rod 964; a second motor 966 is provided at one end of the reciprocating screw rod 961; one end of the material guide cylinder 96 is arranged directly above the collecting hopper 94.

[0046] When the spraying mechanism provided by the present invention is in use, during the spraying process, by turning on the first motor 955, the output shaft of the first motor 955 drives the connected second gear 954 to rotate, the second gear 954 drives the first gear 953 to rotate, the first gear 953 drives the rotating drum to rotate, and the rotating drum drives the spraying tube 952 to rotate, so as to facilitate the comprehensive and uniform spraying of the circular mesh belt 5; during spraying, resin splashes on the inner wall of the guide barrel 96, and then the second motor 966 needs to be turned on, and the output shaft of the second motor 966 drives the first gear 953 to rotate. The reciprocating screw 961 rotates, and the connected connecting block 963 is driven to move by the reciprocating screw 961, and the annular scraper 962 is driven to move by the connecting block 963. The annular scraper 962 scrapes the resin on the inner wall of the guide barrel 96 into the collecting hopper 94 for recycling. During the movement of the annular scraper 962, the annular scraper 962 will drive another connecting block 963 to move. The connecting block 963 slides on the guide rod 964, which is convenient for cooperating with the reciprocating screw 961 to drive the annular scraper 962 to move axially, thereby realizing the function of quickly cleaning the resin.

[0047] Working principle: The circular mesh belt 5 has a small structure size, with a connecting neck 51 in the middle. The number of connections can be increased according to demand, and the connection forms a mesh. The number of connections is determined according to the number of cores. The mesh structure is soft, flexible, and will not bend. The circular mesh belt 5 has good flexibility and good bending resistance. The overall size of the circular mesh belt 5 is 48 cores per belt, and the size of one belt is 1.2*5.4mm. The size of the 288-core sleeve is 9.5mm, which is 3mm smaller than the size of the traditional flat structure cable of 12.5mm, making the overall cable diameter smaller, reducing material costs. The outer wall of the circular mesh belt 5 is coated with resin KG560, which is easy to peel off, has good low-temperature performance, and fast curing speed. It uses fine 300D water-blocking yarn 6, which absorbs water quickly, has a high expansion multiple, and has strong tensile strength. It is evenly distributed in the sleeve 1, and there is a water-blocking tape on the outside of the sleeve 1, which can play a good role in water permeability. There is a tear groove 2 on the circular mesh belt 5, Easy to peel; the semicircular shape has good structural stability and good wind and pressure resistance. There is a non-metallic reinforcement 4FRP in the sheath 3, which is light in weight and has excellent tensile bearing performance. The sheath 3 uses a high flame retardant, low smoke, halogen-free sheath 3 with excellent flame retardant performance; the reinforcement layer 11 is woven with glass fiber to enhance the tensile strength and impact resistance of the optical cable; the buffer layer 12 is composed of elastic material to absorb external vibration and pressure and protect the internal optical fiber structure; the flame retardant layer 13 is a polyolefin material with flame retardant added to prevent the spread of flame and meet fire protection requirements; the water-blocking layer 14 is made of water-absorbing and swelling material. After it comes into contact with water, its volume expands and blocks the gaps, preventing moisture from penetrating into the internal optical fiber structure; the outer layer of the sleeve 1 is a wear-resistant polymer that resists friction and ultraviolet aging; the combination of the reinforcement layer 11 and the buffer layer 12 improves the pressure resistance and bending resistance to prevent the optical fiber from being damaged by external forces; the water-blocking layer 14 is placed on the outside of the flame retardant layer 13 to prevent the flame retardant from affecting the water absorption performance; the inner layer of the sleeve 1 seals the edge of the water-blocking layer 14 to prevent lateral water seepage.

[0048] A circular mesh belt 5 is wound on the unwinding shaft 911, and the free end of the circular mesh belt 5 passes through the coating box 9 between the horizontal roller 921 and the longitudinal roller on one side. By turning on the first motor 955, the output shaft of the first motor 955 drives the connected second gear 954 to rotate, the second gear 954 drives the first gear 953 to rotate, the first gear 953 drives the rotating drum to rotate, and the rotating drum drives the spray pipe 952 to rotate, so as to facilitate comprehensive and uniform spraying of the circular mesh belt 5; after the spraying is completed, it is cured by the curing lamp 93, and finally passes through between the horizontal roller 921 and the longitudinal roller on the other side to enter the next process; by spraying resin KG560, it has the advantages of easy peeling, good low temperature performance, and fast curing speed.

[0049] Obviously, the above embodiments are merely examples for clarity of explanation and are not intended to limit the implementation methods. Those skilled in the art will appreciate that other variations or modifications based on the above descriptions are possible. It is not necessary and impossible to enumerate all implementation methods here. Obvious variations or modifications arising therefrom remain within the scope of protection of the present invention.

Claims

1. A windproof and pressure-resistant circular mesh optical fiber ribbon cable, characterized by: The invention comprises an optical fiber ribbon assembly, a central reinforcement member and an outer protective member; the optical fiber ribbon assembly comprises a plurality of circular mesh ribbons (5), the circular mesh ribbons (5) are composed of a plurality of core optical fibers tightly combined, the overall size of the circular mesh ribbons (5) is 1.2 mm, the circular mesh ribbons (5) are linearly arranged into two groups, the circular mesh ribbons (5) are connected by necks (51), the size of the necks (51) is 0.2*0.2 mm; the circular mesh ribbons (5) are connected to the necks (51) to form a mesh; the outer wall of the circular mesh ribbons (5) is coated with resin KG560.

2. The windproof and pressure-resistant round mesh optical fiber ribbon cable according to claim 1, characterized in that: The central reinforcement comprises an aramid reinforcement (7) arranged on the outside of two groups of circular mesh belts (5); the aramid reinforcement (7) is filled with water-blocking yarn (6), and the water-blocking yarn (6) is used to block water; and the outside of the aramid reinforcement (7) is provided with a sheath (3) component.

3. The windproof and pressure-resistant circular mesh optical fiber ribbon cable according to claim 2, characterized in that: The circular mesh belt (5) is provided with a tearing groove (2); the size of the tearing groove (2) is 0.01*0.01mm, the tearing groove (2) is used for peeling, and the tearing groove (2) is coated with a low friction coefficient coating.

4. The windproof and pressure-resistant circular mesh optical fiber ribbon cable according to claim 3, characterized in that: The outer protective element comprises a sheath (3) arranged outside two water-blocking belts, the outer shape of the sheath (3) is set to be semicircular, a non-metallic reinforcement (4) is arranged inside the sheath (3), and the sheath (3) is a highly flame-retardant, low-smoke, halogen-free sheath (3).

5. The windproof and pressure-resistant round mesh optical fiber ribbon cable according to claim 4, characterized in that: The sheath (3) assembly comprises a reinforcement layer (11) adhered to the outer wall of an aramid reinforcement member (7); a buffer layer (12) is provided on the outer side of the reinforcement layer (11); a flame retardant layer (13) is provided on the outer side of the buffer layer (12); a water blocking layer (14) is provided on the outer side of the flame retardant layer (13); a sleeve (1) is provided on the outer side of the water blocking layer (14); and the outer layer of the sleeve (1) is made of a wear-resistant polymer material.

6. The windproof and pressure-resistant round mesh optical fiber ribbon cable according to claim 5, characterized in that: The sheath (3) and the sleeve (1) are compacted into an integral structure, and a plurality of light strips (8) are bonded to the outer wall of the sheath (3).

7. The windproof and pressure-resistant circular mesh optical fiber ribbon cable according to claim 6, characterized in that: The resin KG560 is sprayed using a coating box (9); one side wall of the coating box (9) is fixedly connected to two side plates (91), and a reeling shaft (911) is rotatably connected between the two side plates (91), and the circular mesh belt (5) is arranged on the reeling shaft (911); both ends of the coating box (9) are fixedly connected to a fixed frame (92), and two transverse rollers (921) and two vertical rollers (922) are rotatably connected to the fixed frame (92), and the transverse rollers (921) and the vertical rollers (922) are vertically staggered; a spraying mechanism is provided inside the end of the coating box (9) close to the reeling shaft (911), and a plurality of curing lamps (93) are provided inside the end of the coating box (9) away from the reeling shaft (911); a collecting hopper (94) is installed at the bottom of the coating box (9).

8. The windproof and pressure-resistant round mesh optical fiber ribbon cable according to claim 7, characterized in that: The spraying mechanism includes a mounting frame (95) fixedly connected to the inner wall of the coating box (9), a rotating drum is rotatably connected in the mounting frame (95), and a first gear (953) is fixedly connected to the outer wall of the rotating drum; a first motor (955) is fixedly connected to the inner wall of the coating box (9) through a fixing plate (956), the output shaft of the first motor (955) is fixedly connected to the second gear (954), and the first gear (953) is meshed with the second gear (954); a plurality of spraying pipes (952) are connected and fixedly connected to the inner wall of the rotating drum; a material guide drum (96) is fixedly connected to the side wall of the rotating drum away from the unwinding shaft (911); one end of the material guide drum (96) is fixedly connected to the inner wall of the coating box (9). Two L-shaped plates (965) are connected, and a reciprocating screw rod (961) and a guide rod (964) are respectively provided between the L-shaped plates (965) and the material guide cylinder (96); an annular scraper (962) is provided on the inner wall of the material guide cylinder (96); two connecting blocks (963) are symmetrically fixed on the inner wall of the annular scraper (962), one of the connecting blocks (963) is threadedly connected to the reciprocating screw rod (961), and the other connecting block (963) is slidably connected to the guide rod (964); a second motor (966) is provided at one end of the reciprocating screw rod (961); one end of the material guide cylinder (96) is located directly above the collecting hopper (94).

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