Submarine cable armoring steel wire anchoring Device

Abstract

The present invention relates to the technical field of submarine cables, and in particular to a submarine cable armoring steel wire anchoring device, comprising an anchoring disc base. A plurality of conical anchoring holes are formed in the outer ring of the anchoring disc base in an annular configuration; a conical clamp is slidably mounted in each conical anchoring hole; a cable armoring steel wire penetrates through the inner ring of the conical clamp; a lug plate is provided in the middle of the side of the anchoring disc base close to the large ends of the conical anchoring holes; a through hole is formed in the middle of the lug plate; a stud bolt is slidably mounted in the through hole of the lug plate; a U-shaped shackle is sleeved on the outer ring of the stud bolt; and locking nuts are threadedly mounted at both ends of the stud bolt. The gravity of a submarine cable is dispersed to multiple steel wires, and each steel wire is anchored, thereby improving the strength of anchoring of the submarine cable, reducing the probability that the submarine cable end anchoring position falls off, and greatly increasing the laying distance of the submarine cable.

Description

A submarine cable armored steel wire anchoring device Technical Field

[0001] The present invention relates to the technical field of submarine cables, in particular to a submarine cable armored steel wire anchoring device. Background Art

[0002] Submarine cables are laid on the seabed and used for telecommunication transmission. Submarine cables are divided into submarine communication cables and submarine cables. Submarine cables are mainly used between land and islands, across rivers or harbors, to connect drilling platforms from land or to connect drilling platforms to each other. In order to protect the safety of submarine cables and improve the strength of submarine cables, submarine cables will be armored to increase the mechanical strength of the cables and improve their corrosion resistance.

[0003] When laying submarine cables, one end of the optical cable is fixed on the shore by a laying vessel. The laying vessel slowly moves toward the open sea and controls an underwater robot to dig a cable trench on the seabed. The laying vessel sinks the cable to the seabed and uses the underwater robot to lay the cable in the cable trench.

[0004] The ends of existing submarine cables are connected and anchored to the shore and the laying vessel through anchoring devices. As the laying distance of the submarine cable increases, the weight of the submarine cable increases, causing the tension on the cable anchoring device to increase, resulting in an increased probability of the ends of the submarine cable falling off, which limits the laying distance of the submarine cable.

[0005] Summary of the Invention

[0006] To this end, the technical problem to be solved by the present invention is to overcome the problem in the prior art that as the laying distance of the submarine cable increases, the weight of the submarine cable increases, resulting in an increase in the tension on the cable anchoring device, which increases the probability of the end of the submarine cable falling off, thereby limiting the laying distance of the submarine cable.

[0007] In order to solve the above technical problems, the present invention provides a submarine cable armor wire anchoring device, comprising an anchoring disc seat; a plurality of conical anchoring holes are opened around the outer ring of the anchoring disc seat; anti-slip grooves are provided on the inner wall of the conical anchoring hole; a conical chuck is slidably installed inside the conical anchoring hole; anti-slip convex grooves are provided on the outer wall and inner wall of the conical chuck; a plurality of notches are opened around the outer ring of the small head end of the conical chuck; the inner ring of the conical chuck is penetrated by the cable armor steel wire; the end of the steel wire is inserted into the conical chuck from the small head end of the conical anchoring hole The inside of the anchor disc seat is provided with an ear plate in the middle of one side of the large end of the conical anchor hole; a through hole is opened in the middle of the ear plate; a stud bolt is slidably installed in the through hole of the ear plate; the outer ring of the stud bolt is provided with a U-shaped shackle; both ends of the stud bolt are threadedly installed with a locking nut; by dispersing the gravity of the submarine cable to multiple steel wires and anchoring each steel wire at the same time, the anchoring strength of the submarine cable is improved, the probability of the end anchoring position of the submarine cable falling off is reduced, and the laying distance of the submarine cable is greatly increased.

[0008] In one embodiment of the present invention, an I-shaped circular groove is provided in the middle of the anchor disc seat, and the inner ring of the circular groove is fixed with a convex ring; a swivel seat is rotatably installed inside the circular groove, and an annular bulge is fixed to the middle of the outer ring of the swivel seat; the convex ring of the inner ring of the circular groove has the same thickness as the bulge of the outer ring of the swivel seat, and the inner ring of the convex ring rotates with the outer ring of the bulge; flange rings are slidably installed on the outer rings of both sides of the circular groove; the two flange rings are connected by multiple long bolts, and the long bolts pass through the convex ring of the inner ring of the circular groove; the flange ring rotates with the bulge of the outer ring of the swivel seat; the swivel seat is fixed with the ear plate; thereby avoiding the probability of the anchor device breaking due to the rotation of the swivel seat and the U-shaped shackle, thereby improving the safety performance of the anchor device.

[0009] In one embodiment of the present invention, a plurality of slide grooves are provided around the outer ring of the large head end of the conical chuck; limiting grooves are provided at both ends of the slide groove close to the inner ring of the conical chuck; a push rod is slidably installed inside the slide groove, and the push rod is elastic; a protrusion is fixed to the end of the push rod close to the conical chuck; the protrusion matches the limiting groove; a plurality of push rods are bolted to a baffle at one end away from the conical chuck; the end of the steel wire can contact the outer wall of the baffle; a clamping unit is provided on the side of the baffle close to the steel wire, and the clamping unit is used to clamp the end of the steel wire; so that the length of each steel wire passing through the conical chuck is the same, so that the traction force exerted on each steel wire is the same, thereby reducing the probability of individual steel wires being broken due to excessive traction, thereby improving the strength of the anchoring device when anchoring and pulling the submarine cable.

[0010] In one embodiment of the present invention, the clamping unit includes a slider; a plurality of mounting grooves are provided around the outer ring of the baffle; a slider is slidably installed inside the mounting groove; a corrugated elastic clip is bolted to the middle of the slider; the outer wall of the elastic clip is in squeeze contact with the outer wall of the steel wire; thereby avoiding the probability of shaking and colliding at the end of the steel wire during the traction and laying of the submarine cable, improving the stability of the conical chuck inside the conical anchor hole, and thereby improving the firmness of the anchoring device.

[0011] In one embodiment of the present invention, the outer ring of the small head end of the tapered chuck is provided with an anti-reverse ring seat; the diameter of the anti-reverse ring seat is larger than the diameter of the small head end of the tapered anchor hole.

[0012] In one embodiment of the present invention, the outer ring of the small head end of the tapered chuck is provided with a thread; the inner ring of the anti-reverse ring seat away from the tapered anchor hole is provided with a ring groove; the inner ring of the ring groove is fixed with a plurality of convex strips; the inner ring of the ring groove is slidably mounted with an internal threaded ring; the outer ring of the internal threaded ring is provided with a groove matching the convex strip; the inner ring of the internal threaded ring is matched with the outer ring thread of the small head end of the tapered chuck; thereby reducing the probability of the tapered chuck detaching from the inside of the tapered anchor hole.

[0013] In one embodiment of the present invention, a plurality of partition units are provided on a side of the anchor disc seat away from the ear plate, and the partition units are used to separate the steel wires; the partition units include a circular disc frame; a plurality of partitions are evenly fixed to the outer ring of the circular disc frame; the partitions and the steel wires are alternately distributed; a plurality of fixing components are provided on the partitions, and the fixing components are used to fix the steel wires.

[0014] In one embodiment of the present invention, the fixing assembly includes a sleeve; a slot is opened in the middle of the partition; an insert is fixed to the side of the sleeve; the insert on the side of the sleeve slides with the inner wall of the slot; a locking bolt is threadedly installed in the middle of the insert on the side of the sleeve; the sleeve is fixed to the slot by the locking bolt; the steel wire slides through the sleeve; each steel wire is separated by multiple blocking units, thereby avoiding the probability of cross-entanglement between the steel wires.

[0015] In one embodiment of the present invention, a through hole is provided in the middle of the circular disc rack; a plurality of mounting holes are provided around the inner ring of the through hole; a round-head slide is slidably installed on the inner ring of the mounting hole; a spring is fixedly connected between the round-head slide and the mounting hole; a fixing column is provided on the side of the swivel away from the ear plate; one end of the fixing column is a screw, and the other end of the fixing column is provided with a screw hole matching the screw; a plurality of the fixing columns are fixed in series; a screw hole is provided in the middle of the side of the swivel away from the ear plate; the screw of the fixing column matches the screw hole of the swivel; the outer ring of the fixing column is provided with an annular groove matching the round-head slide; thereby facilitating transportation and storage.

[0016] In one embodiment of the present invention, a hemispherical guide head is threadedly installed in a screw hole of one of the fixed columns away from the swivel seat; the outer wall of the guide head slides in conjunction with the through hole; thereby facilitating the fixing of the circular disc rack to the outer ring of the fixed column, thereby facilitating the operation of the staff.

[0017] The above technical solution of the present invention has the following advantages over the prior art:

[0018] The invention relates to an anchoring device for armored steel wires of submarine cables, which comprises an anchoring disc seat, a tapered anchoring hole, a tapered chuck, an ear plate, a stud bolt and a U-shaped shackle. The steel wires of the armored steel wires at the ends of the submarine cables are respectively passed through the tapered anchoring holes of the anchoring disc seat, and the steel wires are passed through the small ends of the tapered anchoring holes, and then the steel wires are passed through the tapered chuck from the small ends of the tapered chucks, and the tapered chucks are inserted into the tapered anchoring holes. The device is anchored to the shore or a laying vessel through the U-shaped shackle. When the submarine cable is towed and laid, the gravity of the submarine cable causes the steel wire to drive the tapered chuck to be firmly fixed inside the tapered anchoring hole. In addition, by dispersing the gravity of the submarine cable to multiple steel wires and anchoring each steel wire at the same time, the anchoring strength of the submarine cable is improved, the probability of the end anchoring position of the submarine cable falling off is reduced, and the laying distance of the submarine cable is greatly increased.

[0019] The present invention provides an anchoring device for armored steel wires of submarine cables, by providing a push rod, a protrusion and a baffle. When the steel wire passes through the conical chuck, the end of the steel wire contacts the middle of the baffle, pushing the baffle away from the conical chuck, driving multiple push rods to slide along the slide groove away from the conical chuck, so that the protrusion on the push rod slides from the limit groove near the middle of the conical chuck and is stuck in the limit groove near the end of the conical chuck, fixing the baffle and the push rod, limiting the length of the steel wire passing through the conical chuck, and at the same time, making the length of each steel wire passing through the conical chuck the same, so that the traction force applied to each steel wire is the same, thereby reducing the probability of individual steel wires being broken due to excessive traction, and then improving the strength of the anchoring device when anchoring and traction of the submarine cable. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] 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.

[0021] FIG1 is a perspective view of the present invention;

[0022] FIG2 is an exploded view of the present invention;

[0023] FIG3 is a cross-sectional view of the present invention;

[0024] FIG4 is a perspective view of a tapered chuck according to the present invention;

[0025] FIG5 is an exploded view of the tapered chuck of the present invention;

[0026] FIG6 is a cross-sectional view of the tapered chuck of the present invention;

[0027] FIG7 is a structural diagram of the push rod and the elastic clip in the present invention;

[0028] FIG8 is a cross-sectional view of the clamping unit of the present invention;

[0029] FIG9 is a perspective view of the barrier unit of the present invention;

[0030] Explanation of the reference numerals in the accompanying drawings in the specification: 1. Anchor disc seat; 2. Conical anchor hole; 3. Conical chuck; 4. Steel wire; 5. Ear plate; 6. Stud bolt; 7. U-shaped shackle; 8. Circular groove; 10. Swivel seat; 11. Flange ring; 12. Slide groove; 13. Limit groove; 14. Push rod; 15. Bump; 16. Baffle; 17. Slider; 18. Mounting groove; 19. Elastic clip; 20. Anti-reverse ring seat; 21. Ring groove; 22. Raised strip; 23. Internal thread ring; 24. Slot; 25. Circular disc frame; 26. Partition; 27. Sleeve; 28. Slot; 29. ​​Locking bolt; 30. Through hole; 31. Mounting hole; 32. Round-head slide column; 33. Spring; 34. Fixed column; 35. Guide head. DETAILED DESCRIPTION

[0031] 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.

[0032] 1 to 3, a submarine cable armored wire anchoring device of the present invention comprises an anchoring disc 1; a plurality of tapered anchoring holes 2 are opened around the outer ring of the anchoring disc 1; the inner wall of the tapered anchoring hole 2 is provided with anti-slip grooves; a tapered chuck 3 is slidably installed inside the tapered anchoring hole 2; the outer wall and inner wall of the tapered chuck 3 are provided with anti-slip convex grooves; a plurality of notches are opened around the outer ring of the small head end of the tapered chuck 3; the inner ring of the tapered chuck 3 is penetrated by an electric The steel wire 4 of the cable armor; the end of the steel wire 4 is inserted into the inside of the conical chuck 3 from the small end of the conical anchor hole 2; the middle part of the anchor disc seat 1 close to the large end of the conical anchor hole 2 is provided with an ear plate 5; the middle part of the ear plate 5 is provided with a through hole; a stud bolt 6 is slidably installed inside the through hole of the ear plate 5; the outer ring of the stud bolt 6 is provided with a U-shaped shackle 7; both ends of the stud bolt 6 are threadedly installed with a locking nut; when working, when the submarine cable is laid, the submarine cable needs to be One end of the bottom cable is anchored to the shore, and the other end is anchored to the laying ship; the steel wire 4 of the armored end of the submarine cable is straightened, and the steel wire 4 is passed through the tapered anchor hole 2 of the anchor plate seat 1, and the steel wire 4 is passed through the small end of the tapered anchor hole 2, and then the steel wire 4 is passed through the tapered chuck 3 from the small end of the tapered anchor hole 2, and the tapered chuck 3 is inserted into the tapered anchor hole 2. Use a hammer to knock the tapered chuck 3 into the tapered anchor hole 2; install the U-shaped shackle 7 to the ear plate 5 through the stud bolt 6 When the submarine cable is towed and laid, the weight of the submarine cable causes the steel wire 4 to drive the tapered chuck 3 to be firmly fixed inside the tapered anchor hole 2. In addition, by dispersing the weight of the submarine cable onto multiple steel wires 4 and anchoring each steel wire 4 at the same time, the anchoring strength of the submarine cable is improved, the probability of the end anchoring position of the submarine cable falling off is reduced, and the laying distance of the submarine cable is greatly increased.

[0033] 1 to 3, an I-shaped circular groove 8 is provided in the middle of the anchor disc seat 1, and a convex ring is fixed to the inner ring of the circular groove 8; a swivel seat 10 is rotatably mounted inside the circular groove 8, and an annular convex is fixed to the middle of the outer ring of the swivel seat 10; the convex ring of the inner ring of the circular groove 8 and the convex ring of the outer ring of the swivel seat 10 have the same thickness, and the inner ring of the convex ring rotates with the outer ring of the convex ring; flange rings 11 are slidably mounted on both outer rings of the circular groove 8; the two flange rings 11 are connected by a plurality of long bolts, and the long bolts pass through the convex ring of the inner ring of the circular groove 8; the flange ring 11 and the swivel seat 1 0 The protrusion of the outer ring rotates together; the swivel seat 10 is fixedly connected to the ear plate 5; during operation, the swivel seat 10 is clamped and fixed inside the circular groove 8 by two flange rings 11, so that the swivel seat 10 can rotate inside the circular groove 8; when the submarine cable is towed and laid, the submarine cable will rotate during the laying process and generate a torsional force; when the submarine cable rotates, it will drive the steel wire 4 to rotate synchronously, and drive the anchor disc seat 1 to rotate, thereby avoiding the probability of the anchor device being broken due to the rotation of the swivel seat 10 and the U-shaped shackle 7, thereby improving the safety performance of the anchor device.

[0034] As shown in Figures 4 to 7, a plurality of slide grooves 12 are provided around the outer ring of the large head end of the tapered chuck 3; the slide groove 12 is provided with limit grooves 13 at both ends of the side close to the inner ring of the tapered chuck 3; a push rod 14 is slidably installed inside the slide groove 12, and the push rod 14 is elastic; the push rod 14 is fixed with a convex point 15 at one end close to the tapered chuck 3; the convex point 15 matches the limit groove 13; a plurality of push rods 14 are bolted with a baffle 16 at one end away from the tapered chuck 3; the end of the steel wire 4 can contact the outer wall of the baffle 16; the baffle 16 is provided with a clamping unit on the side close to the steel wire 4, and the clamping unit is used to clamp the end of the steel wire 4; when working, the steel wire 4 passes through the tapered chuck When the head 3 is moved, the end of the steel wire 4 contacts the middle of the baffle 16, pushing the baffle 16 away from the conical chuck 3, driving multiple push rods 14 to slide along the slide groove 12 away from the conical chuck 3, so that the protrusion 15 on the push rod 14 slides from the limit groove 13 near the middle of the conical chuck 3 and is stuck in the limit groove 13 near the end of the conical chuck 3, fixing the baffle 16 and the push rod 14, limiting the length of the steel wire 4 passing through the conical chuck 3, and at the same time, making the length of each steel wire 4 passing through the conical chuck 3 the same, so that the traction force applied to each steel wire 4 is the same, thereby reducing the probability of individual steel wires 4 being broken due to excessive traction, and then improving the strength of the anchoring device when anchoring and traction of the submarine cable.

[0035] As shown in Figures 5 to 8, the clamping unit includes a slider 17; a plurality of mounting grooves 18 are opened around the outer ring of the baffle 16; a slider 17 is slidably installed inside the mounting groove 18; a corrugated elastic clip 19 is bolted to the middle of the slider 17; the outer wall of the elastic clip 19 is in squeeze contact with the outer wall of the steel wire 4; when working, the position of the slider 17 in the mounting groove 18 is adjusted according to the diameter of the steel wire 4, so that the plurality of elastic clips 19 can clamp and fix the end of the steel wire 4, and then the elastic clip 19 and the slider 17 are locked with bolts; when the end of the steel wire 4 contacts the middle of the baffle 16, the plurality of elastic clips 19 clamp and fix the end of the steel wire 4, thereby avoiding the probability of shaking and colliding at the end of the steel wire 4 during the traction and laying of the submarine cable, improving the stability of the tapered chuck 3 inside the tapered anchor hole 2, and then improving the firmness of the anchoring device.

[0036] 4 to 6, the outer ring of the small head end of the tapered chuck 3 is provided with an anti-reverse ring seat 20; the diameter of the anti-reverse ring seat 20 is larger than the diameter of the small head end of the tapered anchor hole 2; the outer ring of the small head end of the tapered chuck 3 is provided with a thread; the inner ring of the anti-reverse ring seat 20 away from the tapered anchor hole 2 is provided with an annular groove 21; the inner ring of the annular groove 21 is fixed with a plurality of ridges 22; the inner ring of the annular groove 21 is slidably mounted with an internal threaded ring 23; the outer ring of the internal threaded ring 23 is provided with a slot 24 matching the ridges 22; the inner ring of the internal threaded ring 23 is threadedly matched with the outer ring of the small head end of the tapered chuck 3; when working , select a suitable internal threaded ring 23 and insert it into the ring groove 21 on the anti-reverse ring seat 20, so that the convex strip 22 is snapped into the slot 24, and the internal threaded ring 23 is fixed. The installed internal threaded ring 23 and the anti-reverse ring seat 20 are sleeved on the outer ring of the steel wire 4, and then the steel wire 4 is fixed to the tapered chuck 3; after the tapered chuck 3 is inserted into the tapered anchor hole 2, the small head end of the tapered chuck 3 passes through the small head end of the tapered anchor hole 2, and the internal threaded ring 23 is threadedly installed on the outer ring of the small head end of the tapered chuck 3, so that the anti-reverse ring seat 20 is fixed to the outer ring of the small head end of the tapered chuck 3, thereby reducing the probability of the tapered chuck 3 detaching from the inside of the tapered anchor hole 2.

[0037] 1, 2, 3 and 9, the anchor disc seat 1 is provided with a plurality of baffle units on a side away from the ear plate 5, and the baffle units are used to separate the steel wires 4; the baffle units include a circular disc frame 25; the outer ring of the circular disc frame 25 is evenly fixed with a plurality of baffles 26; the baffles 26 and the steel wires 4 are alternately distributed; a plurality of fixing components are provided on the baffles 26, and the fixing components are used to fix the steel wires 4; the fixing components include a sleeve 27; a slot 28 is opened in the middle of the baffle 26; an insert is fixed to the side of the sleeve 27; the insert on the side of the sleeve 27 is fixed to the inner side of the slot 28 The wall slides together; a locking bolt 29 is threadedly installed in the middle of the insert on the side of the sleeve 27; the sleeve 27 is fixed to the slot 28 by the locking bolt 29; the steel wire 4 slides through the sleeve 27; during operation, before the multiple steel wires 4 are anchored, the circular disc rack 25 is set between the multiple steel wires 4, so that the partition 26 separates the steel wires 4, the sleeve 27 is slidably installed in the slot 28, and the locking bolt 29 is used to fix and lock the sleeve 27, and the steel wire 4 is passed through the sleeve 27; each steel wire 4 is separated by a plurality of barrier units, thereby avoiding the probability of cross-entanglement between the steel wires 4.

[0038] As shown in Figures 3 and 9, a through hole 30 is provided in the middle of the circular disc rack 25; a plurality of mounting holes 31 are provided around the inner ring of the through hole 30; a round-headed sliding post 32 is slidably installed on the inner ring of the mounting hole 31; a spring 33 is fixedly connected between the round-headed sliding post 32 and the mounting hole 31; a fixing post 34 is provided on the side of the swivel seat 10 away from the ear plate 5; one end of the fixing post 34 is a screw, and the other end of the fixing post 34 is provided with a screw hole matching the screw; a plurality of the fixing posts 34 are fixed in series; a screw hole is provided in the middle of the side of the swivel seat 10 away from the ear plate 5; the screw of the fixing post 34 matches the screw hole of the swivel seat 10; the outer ring of the fixing post 34 is provided with a ring matching the round-headed sliding post 32 shaped groove; during operation, when the anchoring device is transported and stored, the same number of fixing posts 34 are selected according to the number of baffle units, and the fixing posts 34 are connected in series end to end through screw holes and screws, and the series-connected fixing posts 34 are fixed to the swivel seat 10, and the through holes 30 of the circular disc rack 25 are slidably sleeved on the outer ring of the fixing posts 34, and the round head of the round-headed sliding post 32 contacts the outer wall of the fixing post 34, so that the round-headed sliding post 32 slides toward the inside of the mounting hole 31, causing the spring 33 to compress. When the round-headed sliding post 32 moves to the annular groove of the fixing post 34, the spring 33 resets, pushing the round-headed sliding post 32 to be stuck in the annular groove of the fixing post 34, and fixing the circular disc rack 25, thereby facilitating transportation and storage.

[0039] 3 and 9 , a hemispherical guide head 35 is threadedly installed in a screw hole of the fixing column 34 away from the swivel seat 10; the outer wall of the guide head 35 is slidably engaged with the through hole 30; through the provision of the guide head 35, the round-headed sliding column 32 can be easily slid to the outer ring of the fixing column 34, thereby facilitating the fixing of the circular disc rack 25 to the outer ring of the fixing column 34, and then facilitating the operation of the staff.

[0040] Working principle: Straighten the steel wires 4 of the submarine cable end armor, place the circular rack 25 between the multiple steel wires 4, and use the partition 26 to separate the steel wires 4. Slide the sleeve 27 into the slot 28 and use the locking bolt 29 to fix and lock the sleeve 27. Pass the steel wire 4 through the sleeve 27. Use multiple blocking units to separate each steel wire 4.

[0041] Select a suitable internal thread ring 23 and insert it into the ring groove 21 on the anti-reverse ring seat 20 so that the protrusion 22 is snapped into the slot 24, and the internal thread ring 23 is fixed. After installation, the internal thread ring 23 and the anti-reverse ring seat 20 are sleeved on the outer ring of the steel wire 4;

[0042] The steel wires 4 are passed through the conical anchoring holes 2 of the anchoring disc seat 1 respectively, and the steel wires 4 are passed through the small end of the conical anchoring holes 2, and then the steel wires 4 are passed through the conical chuck 3 from the small end of the conical chuck 3, and the end of the steel wire 4 contacts the middle of the baffle 16, and multiple elastic clips 19 clamp and fix the end of the steel wire 4; the steel wire 4 pushes the baffle 16 away from the conical chuck 3, driving multiple push rods 14 to slide along the slide groove 12 away from the conical chuck 3, so that the protrusions 15 on the push rods 14 slide from the limiting groove 13 near the middle of the conical chuck 3, and are stuck in the limiting groove 13 near the end of the conical chuck 3, fixing the baffle 16 and the push rods 14, limiting the length of the steel wire 4 passing through the conical chuck 3, and at the same time, making the length of each steel wire 4 passing through the conical chuck 3 the same;

[0043] Insert the tapered chuck 3 into the tapered anchor hole 2, and use a hammer to hammer the tapered chuck 3 into the tapered anchor hole 2. The small end of the tapered chuck 3 passes through the small end of the tapered anchor hole 2, and the internal threaded ring 23 is threadedly installed on the outer ring of the small end of the tapered chuck 3, so that the anti-reverse ring seat 20 is fixed to the outer ring of the small end of the tapered chuck 3, thereby reducing the probability of the tapered chuck 3 being detached from the inside of the tapered anchor hole 2.

[0044] The U-shaped shackle 7 is installed on the ear plate 5 through the stud bolt 6, and then anchored to the shore or laying ship through the U-shaped shackle 7; when the submarine cable is towed and laid, the gravity of the submarine cable causes the steel wire 4 to drive the conical chuck 3 to be firmly fixed inside the conical anchoring hole 2, and by dispersing the gravity of the submarine cable to multiple steel wires 4 and anchoring each steel wire 4 at the same time, the anchoring strength of the submarine cable is improved, the probability of the end anchoring position of the submarine cable falling off is reduced, and the laying distance of the submarine cable is greatly increased.

[0045] 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 can be made based on the above description. 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 submarine cable armored steel wire anchoring device, characterized in that: The invention comprises an anchoring disc seat (1); a plurality of conical anchoring holes (2) are formed around the outer ring of the anchoring disc seat (1); anti-skid grooves are formed on the inner wall of the conical anchoring hole (2); a conical chuck (3) is slidably mounted inside the conical anchoring hole (2); anti-skid convex grooves are formed on both the outer wall and the inner wall of the conical chuck (3); a plurality of notches are formed around the outer ring of the small head end of the conical chuck (3); and a steel wire (4) of the cable armor is penetrated through the inner ring of the conical chuck (3). ; The end of the steel wire (4) is inserted into the interior of the conical chuck (3) from the small end of the conical anchor hole (2); an ear plate (5) is provided in the middle of one side of the anchor disc seat (1) close to the large end of the conical anchor hole (2); a through hole is provided in the middle of the ear plate (5); a stud bolt (6) is slidably installed inside the through hole of the ear plate (5); a U-shaped shackle (7) is provided on the outer ring of the stud bolt (6); locking nuts are threadedly installed at both ends of the stud bolt (6).

2. The submarine cable armored steel wire anchoring device according to claim 1, characterized in that: An I-shaped circular groove (8) is provided in the middle of the anchor disc seat (1), and a convex ring is fixedly connected to the inner ring of the circular groove (8); a swivel seat (10) is rotatably installed inside the circular groove (8), and an annular bulge is fixedly connected to the middle of the outer ring of the swivel seat (10); the convex ring of the inner ring of the circular groove (8) and the bulge of the outer ring of the swivel seat (10) have the same thickness, and the inner ring of the convex ring is rotatably matched with the outer ring of the bulge; flange rings (11) are slidably installed on both outer rings of the circular groove (8); the two flange rings (11) are connected by a plurality of long bolts, and the long bolts penetrate the convex ring of the inner ring of the circular groove (8); the flange ring (11) is rotatably matched with the bulge of the outer ring of the swivel seat (10); the swivel seat (10) is fixedly connected to the ear plate (5).

3. The submarine cable armored steel wire anchoring device according to claim 1, characterized in that: A plurality of slide grooves (12) are provided around the outer ring of the large head end of the conical chuck (3); limiting grooves (13) are provided at both ends of the slide groove (12) close to the inner ring of the conical chuck (3); a push rod (14) is slidably installed inside the slide groove (12), and the push rod (14) is elastic; a protrusion (15) is fixedly connected to one end of the push rod (14) close to the conical chuck (3); the protrusion (15) matches the limiting groove (13); a plurality of push rods (14) are bolted to one end away from the conical chuck (3) with a baffle (16); the end of the steel wire (4) can contact the outer wall of the baffle (16); a clamping unit is provided on the side of the baffle (16) close to the steel wire (4), and the clamping unit is used to clamp the end of the steel wire (4).

4. The submarine cable armored steel wire anchoring device according to claim 3, characterized in that: The clamping unit comprises a slider (17); a plurality of mounting grooves (18) are formed around the outer ring of the baffle (16); a slider (17) is slidably mounted inside the mounting groove (18); a corrugated elastic clip (19) is bolted to the middle of the slider (17); and the outer wall of the elastic clip (19) is in extrusion contact with the outer wall of the steel wire (4).

5. The submarine cable armored steel wire anchoring device according to claim 1, characterized in that: The outer ring of the small head end of the conical chuck (3) is provided with an anti-reverse ring seat (20); the diameter of the anti-reverse ring seat (20) is larger than the diameter of the small head end of the conical anchor hole (2).

6. A submarine cable armored steel wire anchoring device according to claim 5, characterized in that: The outer ring of the small head end of the tapered chuck (3) is provided with a thread; the inner ring of the anti-reverse ring seat (20) away from the tapered anchor hole (2) is provided with a ring groove (21); the inner ring of the ring groove (21) is fixed with a plurality of convex strips (22); the inner ring of the ring groove (21) is slidably mounted with an internal thread ring (23); the outer ring of the internal thread ring (23) is provided with a groove (24) matching the convex strips (22); the inner ring of the internal thread ring (23) is threadedly matched with the outer ring of the small head end of the tapered chuck (3).

7. The submarine cable armored steel wire anchoring device according to claim 2, characterized in that: A plurality of baffle units are arranged on a side of the anchor disc seat (1) away from the ear plate (5), and the baffle units are used to separate the steel wires (4); the baffle units include a circular disc frame (25); a plurality of baffles (26) are evenly fixed to the outer ring of the circular disc frame (25); the baffles (26) and the steel wires (4) are alternately distributed; a plurality of fixing components are arranged on the baffles (26), and the fixing components are used to fix the steel wires (4).

8. The submarine cable armored steel wire anchoring device according to claim 7, characterized in that: The fixing assembly comprises a sleeve (27); a slot (28) is provided in the middle of the partition (26); an insert is fixedly connected to the side of the sleeve (27); the insert on the side of the sleeve (27) is slidably matched with the inner wall of the slot (28); a locking bolt (29) is threadedly installed in the middle of the insert on the side of the sleeve (27); the sleeve (27) is fixed to the slot (28) by the locking bolt (29); and the steel wire (4) slides through the sleeve (27).

9. The submarine cable armored steel wire anchoring device according to claim 7, characterized in that: A through hole (30) is provided in the middle of the circular disc frame (25); a plurality of mounting holes (31) are provided around the inner ring of the through hole (30); a round-headed sliding column (32) is slidably installed in the inner ring of the mounting hole (31); a spring (33) is fixedly connected between the round-headed sliding column (32) and the mounting hole (31); a fixing column (34) is provided on the side of the rotating seat (10) away from the ear plate (5); one end of the fixing column (34) is a screw, and the other end of the fixing column (34) is provided with a screw hole matching the screw; a plurality of fixing columns (34) are fixedly connected in series; a screw hole is provided in the middle of the side of the rotating seat (10) away from the ear plate (5); the screw of the fixing column (34) matches the screw hole of the rotating seat (10); an annular groove matching the round-headed sliding column (32) is provided on the outer ring of the fixing column (34).

10. The submarine cable armored steel wire anchoring device according to claim 9, characterized in that: A hemispherical guide head (35) is threadedly installed in a screw hole of a fixing column (34) away from the rotating seat (10); the outer wall of the guide head (35) is slidably matched with the through hole (30).