Reinforced submarine cable protective shell
By adopting a three-layer structure composed of components such as inner frame, damping guide rod and connecting end frame in the protective shell of the submarine cable, the problem of insufficient protection capacity of the bifurcation end is solved, and efficient protection and pressure resistance of the submarine cable is achieved.
Patent Information
- Application Number
- CN202420609307.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-27
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-03-27
AI Technical Summary
The existing submarine cable protective shell has weak protection capabilities at the bifurcated end, making it difficult to effectively protect the cable from damage.
The reinforced submarine cable protective shell design is adopted, including the first protective structure and the second protective structure, and a sealed connection is formed through an inner frame, a damping guide rod, a sleeve, a connecting end frame and a butt bolt to form a three-layer structure to enhance the protection of the cable. and set a sealed extrusion plate at the joint position to improve protection.
It effectively protects the position of the cable joint, reduces the probability of joint problems, and can resist subsea pressure, enhancing the overall protection capability of the cable.
Smart Images
Figure CN222262112U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of submarine cable equipment, in particular to a reinforced submarine cable protective shell. Background Art
[0002] The installation of submarine cable protection is often affected by the seabed topography, especially between islands. The ocean creates a topographical barrier, making cable installation challenging compared to surface operations. Submarine cable protection is vulnerable to external impacts on the seabed, necessitating protective equipment.
[0003] According to Chinese patent publication number CN212588057U, a protective shell is included, which includes an upper semi-arc shell and a lower semi-arc shell, the upper semi-arc shell is rotatably connected to one side of the lower semi-arc shell, the upper surface of the lower semi-arc shell is provided with a strip groove, the interior of the strip groove is provided with a strip plate, the top of the strip plate is fixedly connected to the bottom end of the upper semi-arc shell, the outer side wall of the upper semi-arc shell is fixedly connected with a plurality of first fixed blocks, the outer side wall of the lower semi-arc shell is fixedly connected with a plurality of second fixed blocks, the bottoms of the plurality of first fixed blocks are fixedly connected with metal spring sheets, and the surfaces of the plurality of second fixed blocks are provided with mounting holes. However, the current submarine cable protective shell has the following problems: it is inconvenient to protect the forked end position, and the forked position has a problem of weak protection capability due to the connection, which needs to be improved. Utility Model Content
[0004] The purpose of the present utility model is to provide a reinforced submarine cable protective casing to solve the problems raised in the above background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a reinforced submarine cable protective shell, comprising a first protective structure and a second protective structure, the first protective structure and the second protective structure are limited and sealed, the first protective structure comprises an inner frame, a damping guide rod, a sleeve, a first connecting end frame, a spherical connecting frame, a docking bolt and a second connecting end frame, the second connecting end frame is fixedly connected to the sleeve, a damping guide rod is provided on the sleeve for buffering, the damping guide rod is upper-limited and connected to the inner frame, the side end of the second connecting end frame is threadedly connected to the docking bolt, the center of the second connecting end frame is fixed to the spherical connecting frame, and the side end of the spherical connecting frame is fixed to the first connecting end frame.
[0006] Specifically, the first connecting end frame, the spherical connecting frame, and the docking bolts form a cross structure on the sphere.
[0007] Specifically, the first protective structure and the second protective structure are sealed and connected via butt bolts.
[0008] Specifically, the second protective structure is only provided with a first connection end frame, a spherical connecting frame, and a second connection end frame.
[0009] Specifically, the sleeve frame is fixedly connected to the second connection end frame, and the inner frame, the sleeve frame and the second connection end frame form a three-layer structure.
[0010] Specifically, a second inner frame, a damping guide rod, and a sleeve frame are also provided at a transverse position of the first connecting end frame in the second protective structure.
[0011] Compared with the prior art, the beneficial effects of the present invention are:
[0012] 1. By installing the first protective structure and the second protective structure, the first protective structure and the second protective structure are sealed and sleeved on the outside of the cable to perform external protection of the cable and protect the joint position, thereby reducing the probability of problems occurring at the joint position.
[0013] 2. By installing the inner frame, the sleeve frame, and the second connecting end frame, a three-layer structure is adopted to strengthen the internal protection and effectively resist the pressure of the seabed. The side ends of the first protective structure and the second protective structure are provided with sealing extrusion plates to perform sealing protection work on the side ends of the first protective structure and the second protective structure. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 This is a schematic diagram of the main structure of the utility model;
[0015] Figure 2 It is a three-dimensional diagram of the first protective structure in the present utility model.
[0016] In the figure: 1-first protective structure; 2-second protective structure; 3-inner frame; 4-damping guide rod; 5-sleeve frame; 6-first connecting end frame; 7-spherical connecting frame; 8-docking bolt; 9-second connecting end frame. DETAILED DESCRIPTION
[0017] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0018] See also Figure 1-2The utility model provides a technical solution: a reinforced submarine cable protective shell, including a first protective structure 1 and a second protective structure 2, the first protective structure 1 and the second protective structure 2 are limited and sealed, the first protective structure 1 includes an inner frame 3, a damping guide rod 4, a sleeve frame 5, a first connecting end frame 6, a spherical connecting frame 7, a butt bolt 8 and a second connecting end frame 9, the second connecting end frame 9 is fixedly connected with the sleeve frame 5, a damping guide rod 4 is provided on the sleeve frame 5 for buffering, the damping guide rod 4 is upper-limited and connected with the inner frame 3, the side end of the second connecting end frame 9 is threadedly connected with the butt bolt 8, the center of the second connecting end frame 9 is fixed to the spherical connecting frame 7, and the side end of the spherical connecting frame 7 is fixed to the first connecting end frame 6. By installing the first protective structure 1 and the second protective structure 2, the first protective structure 1 and the second protective structure 2 are sealed and connected, and are sleeved on the outside of the cable to perform external protection of the cable, which is used to protect the joint position and reduce the probability of problems at the joint position.
[0019] The first connecting end frame 6, the spherical connecting frame 7, and the docking bolts 8 form a cross structure on the sphere.
[0020] The first protective structure 1 and the second protective structure 2 are sealed and connected via butt bolts 8 .
[0021] Only the first connecting end frame 6 , the spherical connecting frame 7 and the second connecting end frame 9 are separately provided in the second protective structure 2 .
[0022] The sleeve frame 5 is fixedly connected to the second connecting end frame 9, and the inner frame 3, the sleeve frame 5, and the second connecting end frame 9 constitute a three-layer structure. By installing the inner frame 3, the sleeve frame 5, and the second connecting end frame 9, a three-layer structure is adopted, which can strengthen the internal protection and effectively resist the pressure of the seabed. The side ends of the first protective structure 1 and the second protective structure 2 are provided with sealing extrusion disks to perform sealing protection work on the side ends of the first protective structure 1 and the second protective structure 2.
[0023] A second inner frame 3 , a damping guide rod 4 , and a sleeve frame 5 are also provided at a transverse position of the first connecting end frame 6 in the second protective structure 2 .
[0024] Working principle: When work is needed, the user disassembles the first protective structure 1 and the second protective structure 2, screws the docking bolts 8 to unseal them horizontally, screws the extrusion disk at the side end to unseal the side, and then connects the cables to the first protective structure 1 and the second protective structure 2 respectively, processes the joint position at the spherical connecting frame 7, and the cable passes through the inner frame 3 for connection. The second protective structure 2 is provided with a second inner frame 3, a damping guide rod 4, and a sleeve 5. The second sleeve 5 is fixed to the first connecting end frame 6, and the center connection of multiple sections of cables is performed respectively. Then, the first protective structure 1 and the second protective structure 2 are connected by the docking bolts 8 and the extrusion disk to perform sealing protection and complete the work.
[0025] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A reinforced submarine cable protective housing, comprising a first protective structure (1) and a second protective structure (2), characterized in that: The first protective structure (1) and the second protective structure (2) are connected in a limited sealing manner. The first protective structure (1) comprises an inner frame (3), a damping guide rod (4), a sleeve frame (5), a first connecting end frame (6), a spherical connecting frame (7), a butt bolt (8) and a second connecting end frame (9). The second connecting end frame (9) is fixedly connected with the sleeve frame (5). The sleeve frame (5) is provided with a damping guide rod (4) for buffering. The damping guide rod (4) is connected to the inner frame (3) in an upper limit position. The side end of the second connecting end frame (9) is threadedly connected with the butt bolt (8). The center of the second connecting end frame (9) is fixed to the spherical connecting frame (7), and the side end of the spherical connecting frame (7) is fixed to the first connecting end frame (6).
2. The reinforced submarine cable protective housing according to claim 1 is characterized in that: The first connecting end frame (6), the spherical connecting frame (7) and the butt bolts (8) form a cross structure on the sphere.
3. A reinforced submarine cable protective housing according to claim 2, characterized in that: The first protective structure (1) and the second protective structure (2) are sealed and connected via butt bolts (8).
4. The reinforced submarine cable protective housing according to claim 3 is characterized in that: The second protective structure (2) is provided with only a first connecting end frame (6), a spherical connecting frame (7), and a second connecting end frame (9).
5. The reinforced submarine cable protective housing according to claim 4 is characterized in that: The sleeve frame (5) is fixedly connected to the second connecting end frame (9), and the inner frame (3), the sleeve frame (5) and the second connecting end frame (9) form a three-layer structure.
6. The reinforced submarine cable protective housing according to claim 5, characterized in that: A second inner frame (3), a damping guide rod (4) and a sleeve frame (5) are also provided at a transverse position of the first connecting end frame (6) in the second protective structure (2).