A subsea cable surface cleaning device

Abstract

The application discloses a submarine cable surface cleaning device and relates to the technical field of submarine cable cleaning.The submarine cable surface cleaning device comprises a shell, a cleaning assembly and a turbulence assembly, the cross section of the shell is in a U shape and comprises a top plate, a working cavity is limited in the shell, support portions are arranged on the two sides of the shell, a traction portion is arranged at the front end of the shell, the cleaning assembly comprises a fixed plate arranged in the working cavity and a pair of rotating plates which are arranged in pairs and are rotationally connected with the fixed plate, a cleaning belt for cleaning the submarine cable is arranged on the end of the two rotating plates which is away from the fixed plate, the turbulence assembly comprises a plurality of first turbulence pipes which are partially arranged above the shell and a plurality of second turbulence pipes which are arranged in the working cavity.The submarine cable surface cleaning device can effectively remove dirt around the submarine cable, reduce secondary pollution formed on the surface of the cable, improve the cleaning efficiency and prolong the service life of the submarine cable.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of submarine cable cleaning, in particular to a submarine cable surface cleaning device. BACKGROUND

[0002] The submarine cable is a cable wrapped with insulating material, laid on the seabed, and used for telecommunication transmission. In the process of use, dirt will be attached and accumulated on the side of the submarine cable, thereby corroding the surface of the cable and affecting the service life of the submarine cable.

[0003] In the related art, the dirt above the cable is directly cleaned, which cannot effectively clean the dirt on both sides of the cable, and the cleaning efficiency is low. At the same time, the dirt after cleaning will fall on the surface of the cable again, thereby forming secondary pollution, which cannot effectively clean the dirt on the side of the cable, and the cable will still have a fast corrosion rate, affecting the service life of the submarine cable. SUMMARY

[0004] The present application aims to at least solve one of the technical problems in the related art to some extent.

[0005] To this end, the present application provides a submarine cable surface cleaning device, which can effectively remove the dirt on the side of the submarine cable, reduce the secondary pollution caused by the dirt falling on the surface of the cable again after cleaning, improve the cleaning efficiency, and thereby prolong the service life of the submarine cable.

[0006] The submarine cable surface cleaning device of the present application comprises:

[0007] The shell has a U-shaped cross section and comprises a top plate. An operation cavity is defined in the shell. The shell is used to be erected on both sides of the submarine cable. Support portions are arranged on the left and right sides of the shell for supporting the seabed. A traction portion is arranged at the front end of the shell.

[0008] The cleaning assembly comprises a fixed plate and a pair of rotating plates. The fixed plate is parallel to the top plate and is arranged in the operation cavity. The rotating plates are rotationally connected to the fixed plate. A cleaning belt is arranged on the end of the rotating plates away from the fixed plate. The cleaning belt is used to clean the submarine cable.

[0009] The flow disturbing assembly comprises a plurality of first flow disturbing tubes and a plurality of second flow disturbing tubes. The first flow disturbing tubes are arranged through the shell and partially above the shell. The second flow disturbing tubes are arranged in the operation cavity.

[0010] The seabed cable surface cleaning device can effectively remove dirt around the seabed cable, reduce secondary pollution caused by the dirt falling on the cable surface again after cleaning, improve the cleaning efficiency, and prolong the service life of the seabed cable.

[0011] In some embodiments, the cleaning assembly comprises a driving unit, the driving unit comprises a driving piece and driving blocks, the driving piece is arranged on a fixed plate, the driving blocks are arranged on the fixed plate and can be adjusted according to the position of the rotating plate, a connecting piece is arranged between the driving block and the corresponding rotating plate, and the two ends of the connecting piece are rotatably connected with the driving block and the rotating plate respectively, and the driving piece is used to drive the two driving blocks to move towards each other or away from each other.

[0012] In some embodiments, the driving piece is an electric telescopic rod, the end of the electric telescopic rod is provided with a connecting block, a pair of connecting rods are rotatably arranged on the connecting block corresponding to the driving blocks arranged in pairs, and the two connecting rods are symmetrically arranged about the extension line of the electric telescopic rod.

[0013] In some embodiments, the rotating plates are arranged in at least two pairs in the working cavity along the front-rear direction, a driving rod extending along the front-rear direction is fixedly arranged on the driving block, the driving rod is rotatably connected with the connecting pieces located on the same side of the driving piece, and / or the length of the connecting piece is adjustable.

[0014] In some embodiments, a pair of support lugs corresponding to the rotating plate are arranged on the fixed plate, a rotating shaft is rotatably arranged on the two support lugs arranged in pairs, the rotating plate is rotatably arranged on the rotating shaft, and the distance between the rotating shaft and the end of the rotating plate close to the top plate is greater than the distance between the rotating shaft and the end of the rotating plate away from the top plate.

[0015] In some embodiments, the cleaning assembly comprises a belt pulley, a driving shaft, a driving motor, a first transmission belt and a second transmission belt, the belt pulley is arranged at one end of the rotating plate away from the top plate, the driving shaft is fixedly arranged on the belt pulley and rotatably arranged on the rotating plate, the driving motor is fixedly arranged on the fixed plate, the first transmission belt is sleeved on the output end of the driving motor and the rotating shaft, and the second transmission belt is sleeved on the rotating shaft and the driving shaft.

[0016] In some embodiments, the turbulence assembly comprises a fixed box, a shunt pipe and a pump body, the fixed box is arranged in the working cavity and fixedly connected with the top plate, the pump body is arranged in the fixed box, the shunt pipe is provided in plurality and connected to the water outlet of the pump body, and the first turbulence pipe and the second turbulence pipe are both connected to the shunt pipe.

[0017] In some embodiments, the first turbulence pipe is arranged perpendicularly to the top plate, the second turbulence pipe is arranged at an angle to the top plate, and the water outlet end of the second turbulence pipe faces the rear end of the shell.

[0018] In some embodiments, guide rollers are arranged on the front and rear sides of the fixed plate, the guide rollers are provided with guide grooves for matching the surface of the submarine cable, and / or the cleaning belt is provided with bristles, the direction of which is the same as the rotation direction of the cleaning belt.

[0019] In some embodiments, the support part comprises a support plate and a power track arranged on the support plate, and a plurality of protrusions are arranged on the power track at intervals, and / or the traction part is a traction ring. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a structural schematic view of the first perspective of the submarine cable surface cleaning device according to an embodiment of the present application.

[0021] Figure 2 is a structural schematic view of the second perspective of the submarine cable surface cleaning device according to an embodiment of the present application.

[0022] Figure 3 is a structural schematic view of the driving unit in the submarine cable surface cleaning device according to an embodiment of the present application.

[0023] Figure 4 is a connection schematic view of the rotating plate in the submarine cable surface cleaning device according to an embodiment of the present application.

[0024] Figure 5 is a connection schematic view of the first transmission belt in the submarine cable surface cleaning device according to an embodiment of the present application.

[0025] Figure 6 is a connection schematic view of the second transmission belt in the submarine cable surface cleaning device according to an embodiment of the present application.

[0026] Figure 7 is a structural schematic view of the turbulence assembly in the submarine cable surface cleaning device according to an embodiment of the present application.

[0027] REFERENCE SIGNS:

[0028] Shell 1; top plate 11; support part 12; support plate 121; power track 122; protrusion 123; traction part 13;

[0029] Cleaning component 2; fixing plate 21; support lug 211; rotating shaft 212; rotating plate 22; cleaning belt 23; bristle brush 231; drive unit 24; drive component 241; drive block 242; connector 243; connecting rod 244; drive rod 245; connecting block 246; pulley 25; drive shaft 26; drive motor 27; first transmission belt 28; second transmission belt 29;

[0030] Flow-disrupting component 3; First flow-disrupting pipe 31; Second flow-disrupting pipe 32; Fixing box 33; Diverter pipe 34; Pump body 35;

[0031] Guide roller 4; guide groove 41. Detailed Implementation

[0032] Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the present invention, and should not be construed as limiting the present invention.

[0033] like Figures 1 to 7 As shown, the submarine cable surface cleaning device of this embodiment includes a housing 1, a cleaning component 2, and a flow-disrupting component 3. The length direction of the housing 1 is defined as the front-to-back direction, the width direction of the housing 1 is defined as the left-to-right direction, and the height direction of the housing 1 is defined as the up-to-down direction. The cross-section of the housing 1 is U-shaped and includes a top plate 11. A working chamber is defined inside the housing 1. The housing 1 is used to support the submarine cable on both sides. Support parts 12 for supporting the seabed are provided on the left and right sides of the housing 1. A traction part 13 is provided at the front end of the housing 1. The cleaning component 2 includes a fixed plate 21 and a pair of rotating plates 22. The fixed plate 21 is parallel to the top plate 11 and is located in the working chamber. The rotating plate 22 is rotatably connected to the fixed plate 21. A cleaning belt 23 is driven on the end of the two rotating plates 22 opposite to the fixed plate 21. The cleaning belt 23 is used to clean the submarine cable. The flow-disrupting component 3 includes a plurality of first flow-disrupting pipes 31 and a plurality of second flow-disrupting pipes 32. The first flow-disrupting pipes 31 pass through the housing 1 and are partially located above the housing 1. The second flow-disrupting pipes 32 are located in the working chamber.

[0034] The seabed cable surface cleaning device provided by the embodiment of the present application is used to set the shell 1 on both sides of the seabed cable, the seabed cable is located in the working cavity, the shell 1 is moved along the laying direction of the seabed cable by connecting the traction part 13 of the shell 1 to the traction ship or the seabed traction vehicle, the support part 12 on both sides of the shell 1 ensures the contact area between the shell 1 and the seabed, and the stability of the shell 1 during movement is increased, the rotating plate 22 is adjusted, the end of the rotating plate 22 supports and tensions the cleaning belt 23, the cleaning belt 23 is attached to the top and both sides of the seabed cable, the cleaning area of the seabed cable is increased, and the cleaning dead angle is reduced, the rotation of the cleaning belt 23 realizes the cleaning of the dirt on the side of the seabed cable, and the whole seabed cable is cleaned by moving along the shell 1, the first turbulence pipe 31 and the second turbulence pipe 32 connected to the shell 1 increase the turbulence of seawater at the position of the shell 1 during the cleaning process, the flow exchange speed of the seawater with dirt and the seawater on the side is increased, so that the cleaned dirt is driven to flow to the back of the box body under the action of the sea current, and the secondary pollution caused by the cleaned dirt falling again to the surface of the cable is avoided.

[0035] The seabed cable surface cleaning device provided by the embodiment of the present application can effectively clean the dirt on the side of the seabed cable, reduce the secondary pollution caused by the cleaned dirt falling again to the surface of the cable, improve the cleaning efficiency, ensure the anticorrosion work of the seabed cable, and effectively prolong the service life of the seabed cable.

[0036] In some embodiments, as shown in Figure 1 、 Figure 2 and Figure 3 , the cleaning assembly 2 includes a driving unit 24, the driving unit 24 includes driving pieces 241 and driving blocks 242, the driving pieces 241 are arranged on the fixed plate 21, the driving blocks 242 are arranged on the fixed plate 21 and are adjustable in position corresponding to the rotating plates 22, a connecting piece 243 is arranged between the driving block 242 and the corresponding rotating plate 22, and the two ends of the connecting piece 243 are rotatably connected with the driving block 242 and the rotating plate 22 respectively, and the driving pieces 241 are used to drive the two driving blocks 242 to move in the direction of approaching or moving away from each other.

[0037] Specifically, a sliding groove extending in the left-right direction is arranged on the fixed plate 21 corresponding to the driving pieces 241, the driving blocks 242 are slidingly arranged in the sliding groove, the driving pieces 241 drive the connecting pieces 243 to move by driving the driving blocks 242 matched in the sliding groove, when the two connecting pieces 243 move in the direction of approaching the driving pieces 241, the ends of the two rotating plates 22 away from the top plate 11 move in the direction of moving away from each other, so as to tension the cleaning belt 23, and the operation is convenient.

[0038] In some embodiments, as shown in Figure 3As shown, the driving member 241 is an electric telescopic rod, and the end of the electric telescopic rod is provided with a connecting block 246. The connecting block 246 is rotatably provided with a pair of connecting rods 244 corresponding to the driving blocks 242 arranged in pairs.

[0039] Specifically, the connecting block 246 is T-shaped, and the connecting block 246 is fixedly arranged at the end of the electric telescopic rod. The two connecting ends of the connecting block 246 are rotatably connected with the connecting rods 244, respectively. The other ends of the connecting rods 244 are connected with the corresponding driving blocks 242. By arranging the two connecting rods 244 symmetrically about the extension line of the electric telescopic rod, the same distance can be moved when the two driving blocks 242 move in the direction of approaching or moving away from each other at the same time, which facilitates the adjustment of the rotation of the rotating plate 22 and ensures the contact of the cleaning belt 23 with the submarine cable and the cleaning efficiency of the cleaning belt 23 on the submarine cable.

[0040] Optionally, the top plate 11 or the support portion 12 is provided with a battery module, and the battery module is electrically connected with the electric telescopic rod.

[0041] In some embodiments, the driving member 241 is a driving screw, the end of the driving screw is provided with a stepping motor, the driving screw is provided with thread segments with opposite rotation directions and same lengths, and the two thread segments are threadedly connected with the two driving blocks 242, respectively. The stepping motor drives the driving screw to rotate, and simultaneously drives the two driving blocks 242 to move in the direction of approaching or moving away from each other.

[0042] In some embodiments, as shown in Figure 1 , Figure 2 and Figure 3 , the rotating plate 22 is arranged in at least two pairs in the working cavity along the front-rear direction, the driving block 242 is fixedly provided with a driving rod 245 extending along the front-rear direction, and the driving rod 245 is rotatably connected with the plurality of connecting members 243 located on the same side of the driving member 241.

[0043] Specifically, the rotating plate 22 is arranged in at least two pairs in the working cavity, and is located on the front and rear sides of the fixed plate 21, respectively, that is, the cleaning belt 23 is arranged on the front and rear sides of the fixed plate 21, so as to ensure the cleaning effect on the submarine cable and the stability of the shell 1 when moving along the submarine cable. The driving block 242 is provided with the driving rod 245, and the plurality of connecting members 243 are connected on each driving rod 245 to simultaneously drive the plurality of rotating plates 22 located on the same side of the driving member 241, which is convenient for control and operation and safe and reliable.

[0044] In some embodiments, as shown in Figure 3As shown, the length of the connecting member 243 is adjustable, and the rotatable angle of the rotating plate 22 can be changed without changing the moving distance of the driving member 241 and the driving block 242, so as to be suitable for submarine cables of different sizes and ensure the cleaning effect on the submarine cable.

[0045] Optionally, the connecting member 243 is an electric telescopic rod and is electrically connected with the battery module.

[0046] Optionally, the connecting member 243 comprises a plug rod segment and a sleeve segment, the plug rod segment is slidingly inserted into the sleeve segment, a fastening screw is threadedly connected to the sleeve segment, and the fastening screw is used to press against the plug rod segment to fix the plug rod segment and the sleeve segment together. When adjusting the length of the connecting member 243, the plug rod segment can be adjusted by adjusting the insertion length of the plug rod segment in the sleeve segment.

[0047] In some embodiments, as shown in Figure 4 , Figure 5 and Figure 6 , a pair of support lugs 211 are arranged on the fixed plate 21 corresponding to the rotating plate 22, a rotating shaft 212 is rotatably arranged on the two support lugs 211 arranged in pairs, and the rotating plate 22 is rotatably arranged on the rotating shaft 212. The distance between the rotating shaft 212 and the end of the rotating plate 22 close to the top plate 11 is greater than the distance between the rotating shaft 212 and the end of the rotating plate 22 away from the top plate 11.

[0048] By arranging the support lug 211, the rotating plate 22 is connected with the support lug 211 through the rotating shaft 212, which facilitates the rotation adjustment of the rotating plate 22, and the connection position of the rotating shaft 212 and the rotating plate 22 is limited, so as to ensure the effective adjustment angle of the end of the rotating plate 22 provided with the cleaning belt 23 and meet the cleaning effect on the submarine cable.

[0049] In some embodiments, as shown in Figure 4 , Figure 5 and Figure 6 , the cleaning assembly 2 comprises a belt pulley 25, a driving shaft 26, a driving motor 27, a first transmission belt 28 and a second transmission belt 29. The belt pulley 25 is arranged at the end of the rotating plate 22 away from the top plate 11, the driving shaft 26 is fixedly arranged on the belt pulley 25 and rotatably arranged on the rotating plate 22, the driving motor 27 is fixedly arranged on the fixed plate 21, the first transmission belt 28 is sleeved on the output end of the driving motor 27 and the rotating shaft 212, and the second transmission belt 29 is sleeved on the rotating shaft 212 and the driving shaft 26.

[0050] Specifically, the driving motor 27 is arranged in the fixed plate 21 or on the side of the fixed plate 21 close to the top plate 11, the output end of the driving motor 27 is fixedly connected with an extension rod, the extension rod is rotatably arranged relative to the fixed plate 21, the supporting lug 211 is provided with a first groove for mounting the first transmission belt 28, the end of the rotating plate 22 is provided with a mounting hole, the driving shaft 26 is rotatably arranged in the mounting hole, the pulley 25 is fixedly arranged on the driving shaft 26, the rotating plate 22 is provided with a second groove corresponding to the rotating shaft 212 and the driving shaft 26, the first transmission belt 28 is arranged in the first groove to be hidden, the second transmission belt 29 is arranged in the second groove to be hidden, the driving motor 27 drives the first transmission belt 28 to rotate, the first transmission belt 28 drives the second transmission belt to rotate through the rotating shaft 212, and then the driving shaft 26 drives the pulley 25 to rotate, so that the cleaning belt 23 rotates under the drive of the pulley 25, so as to clean the dirt on the submarine cable, which is safe and reliable, and avoids the interference of other objects on the first transmission belt 28 and the second transmission belt 29, and ensures the rotation operation of the cleaning belt 23.

[0051] In some embodiments, as shown in Figure 7 The turbulence assembly 3 includes a fixed box 33, a distribution pipe 34 and a pump body 35, the fixed box 33 is arranged in the working cavity and fixedly connected with the top plate 11, the pump body 35 is arranged in the fixed box 33, the distribution pipe 34 is provided with a plurality of water outlets connected with the pump body 35, and the first turbulence pipe 31 and the second turbulence pipe 32 are both connected with the distribution pipe 34.

[0052] Specifically, the water inlet of the pump body 35 is arranged on the front side of the shell 1, the fixed box 33 is provided with a battery module electrically connected with the pump body 35, the first turbulence pipe 31 and the second turbulence pipe 32 are respectively connected with the distribution pipe 34, and the pump body 35 delivers the extracted seawater to the first turbulence pipe 31 and the second turbulence pipe 32 through the distribution pipe 34 and discharges the seawater through the ports of the first turbulence pipe 31 and the second turbulence pipe 32, so as to increase the water flow in the working cavity and outside the shell 1, and deliver the cleaned dirt to a position far away from the submarine cable, thereby ensuring the cleaning effect on the submarine cable.

[0053] In some embodiments, as shown in Figure 7 The first turbulence pipe 31 is perpendicular to the top plate 11, and the second turbulence pipe 32 is arranged at an angle with the top plate 11, and the water outlet end of the second turbulence pipe 32 faces the rear end of the shell 1. By arranging the first turbulence pipe 31 perpendicular to the top plate 11, the first turbulence pipe 31 can ensure the stability of the shell 1 on the seabed through the reverse action of the water body when spraying seawater, so as to ensure that the cleaning belt 23 can be attached to the surface of the submarine cable, thereby ensuring the cleaning effect. At the same time, by arranging the second turbulence pipe 32 at an angle, power can be provided for the movement of the shell 1, and the cleaned dirt in the working cavity can be discharged quickly, thereby avoiding the cleaned dirt from falling vertically again and adhering to the surface of the submarine cable, and further ensuring the cleaning effect.

[0054] Optionally, the pipe diameter of the second turbulence pipe 32 is smaller than that of the first turbulence pipe 31, the jetting force of the second turbulence pipe 32 is relatively larger than that of the first turbulence pipe 31, and the seawater inside the shell 1 can be blown to move backward, and the impurities cleaned in the working cavity can be blown backward.

[0055] In some embodiments, as shown in Figure 1 and Figure 2 , the guide rollers 4 are arranged on the front and rear sides of the fixed plate 21 in pairs, the guide rollers 4 are provided with guide grooves 41 for matching the surface of the submarine cable, the guide rollers 4 can be directly arranged on the submarine cable to guide and position the movement of the shell 1, and the wrapping area of the cleaning belt 23 on the submarine cable is ensured to improve the cleaning efficiency of the cleaning belt 23 on the submarine cable.

[0056] In some embodiments, as shown in Figure 1 , Figure 2 and Figure 3 , the cleaning belt 23 is provided with 231, and the direction of 231 is the same as the rotating direction of the cleaning belt 23. By arranging 231, the cleaning efficiency of the cleaning belt 23 on the submarine cable is improved, and the cleaning effect on the submarine cable is ensured.

[0057] In some embodiments, as shown in Figure 1 and Figure 2 , the support part 12 includes a support plate 121 and a power track 122 arranged on the support plate 121, and a plurality of protrusions 123 are arranged on the power track 122 at intervals. The support plate 121 acts as a counterweight, and the power track 122 is a commonly used track structure in the prior art, which is used to drive the protrusions 123 to move periodically. In this process, the protrusions 123 will stir the silt on the seabed, thereby providing a forward driving force for the entire device. At the same time, the protrusions 123 can ensure that the device is stably positioned on both sides of the submarine cable, and the influence of the ocean current on the seabed is reduced.

[0058] In some embodiments, as shown in Figure 1 , the traction part 13 is a traction ring, which is simple in structure and convenient to connect.

[0059] In the description of the present application, it is to be understood that the orientations or positional relationships indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and do not indicate or imply that the devices or elements indicated thereby must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0060] In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated thereby. Therefore, the features defined with "first", "second", etc. can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically defined.

[0061] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected or communicate with each other; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication or interaction relationship of two elements, unless otherwise specifically defined. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0062] In the present application, unless otherwise specifically defined and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact between the first and second features through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0063] In the description of the specification, the description using the terms "one embodiment", "some embodiments", "an example", "a specific example", or "some examples" etc. means that the particular feature, structure, material or characteristic being described is included in at least one embodiment or example of the present application. The illustrative appearances of the above-mentioned terms in various places in the specification are not necessarily referred to the same embodiment or example. Moreover, the particular features, structures, materials, or characteristics can be combined in any suitable manner in one or more embodiments or examples. Furthermore, the description herein of certain examples does not necessarily exclude these examples from the scope of the application, and these examples can be combined with each other for the purposes of one or more other examples.

[0064] Although the embodiments of the present application have been shown and described above, it is understood that the above-described embodiments are exemplary and are not to be interpreted as limiting the present application, and that variations, modifications, substitutions and changes can be made by those skilled in the art without departing from the scope of the present application.

Claims

1. A subsea cable surface cleaning device, characterised in that, The utility model relates to a cable cleaning device for submarine cable, which comprises: a shell with a U-shaped cross section and a top plate, an operation cavity is limited in the shell, the shell is used for erecting on both sides of submarine cable, support parts are arranged on the left and right sides of the shell for supporting on seabed, a traction part is arranged on the front end of the shell; a cleaning assembly comprising a fixed plate and a pair of rotating plates, the fixed plate is parallel to the top plate and arranged in the operation cavity, the rotating plates are rotatably connected with the fixed plate, a cleaning belt is arranged on the end of the pair of rotating plates away from the fixed plate, and the cleaning belt is used for cleaning submarine cable; a turbulence assembly comprising a plurality of first turbulence tubes and a plurality of second turbulence tubes, the first turbulence tubes are arranged through the shell and partially above the shell, and the second turbulence tubes are arranged in the operation cavity; the cleaning assembly comprises a driving unit, the driving unit comprises a driving piece and a driving block, the driving piece is arranged on the fixed plate, the driving block is adjustably arranged on the fixed plate corresponding to the position of the rotating plate, a connecting piece is arranged between the driving block and the corresponding rotating plate, and the two ends of the connecting piece are rotatably connected with the driving block and the rotating plate respectively, and the driving piece is used for driving the two driving blocks to move towards each other or away from each other.

2. A submarine cable surface cleaning device according to claim 1, characterised in that, the driving piece is an electric telescopic rod, the end of the electric telescopic rod is provided with a connecting block, a pair of connecting rods are rotatably arranged on the connecting block corresponding to the pair of driving blocks, and the two connecting rods are symmetrically arranged about the extension line of the electric telescopic rod.

3. A submarine cable surface cleaning device according to claim 1, characterised in that, the rotating plates are arranged in at least two pairs in the operation cavity along the front and back directions, a driving rod extending along the front and back directions is fixedly arranged on the driving block, the driving rod is rotatably connected with a plurality of connecting pieces on the same side of the driving piece, and / or the length of the connecting piece is adjustable.

4. A submarine cable surface cleaning device according to claim 1, characterised in that, a pair of support lugs are rotatably arranged on the fixed plate corresponding to the rotating plates, a rotating shaft is rotatably arranged on the two support lugs, the rotating plates are rotatably arranged on the rotating shaft, and the distance between the rotating shaft and the end of the rotating plate close to the top plate is greater than the distance between the rotating shaft and the end of the rotating plate away from the top plate.

5. A submarine cable surface cleaning device according to claim 4, characterised in that, the cleaning assembly comprises a belt pulley, a driving shaft, a driving motor, a first transmission belt and a second transmission belt, the belt pulley is arranged on the end of the rotating plate away from the top plate, the driving shaft is fixedly arranged on the belt pulley and rotatably arranged on the rotating plate, the driving motor is fixedly arranged on the fixed plate, the first transmission belt is sleeved on the output end of the driving motor and the rotating shaft, and the second transmission belt is sleeved on the rotating shaft and the driving shaft.

6. A submarine cable surface cleaning device according to claim 1, characterised in that, the turbulence assembly comprises a fixed box, a shunt pipe and a pump body, the fixed box is arranged in the operation cavity and fixedly connected with the top plate, the pump body is arranged in the fixed box, a plurality of shunt pipes are connected with the water outlet of the pump body, and the first turbulence tubes and the second turbulence tubes are connected with the shunt pipes.

7. A submarine cable surface cleaning device according to claim 6, characterised in that, The first turbulence tube is arranged perpendicularly to the top plate, the second turbulence tube is arranged at an angle to the top plate, and the water outlet end of the second turbulence tube faces the rear end of the shell.

8. A submarine cable surface cleaning device according to claim 1, characterised in that, The guiding rollers are arranged on the front and rear sides of the fixed plate in pairs, the guiding rollers are provided with guiding grooves, the guiding grooves are used for being matched to the surface of the submarine cable, and / or the cleaning belt is provided with bristle brushes, and the direction of the bristle brushes is the same as the rotating direction of the cleaning belt.

9. A submarine cable surface cleaning device according to claim 1, characterised in that, The support part comprises a support plate and a power track arranged on the support plate, and a plurality of protrusions are arranged on the power track at intervals, and / or the traction part is a traction ring.

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