Anti-icing protection device for broadside mooring operation in ice area and use method of anti-icing protection device

Abstract

The invention relates to the technical field of ship operation, and discloses an anti-icing protection device for ship side mooring operation in an ice area, which comprises an anti-icing protection device, a laying cable and operation equipment, the operation equipment is connected with the laying cable, the anti-icing protection device is arranged on the laying cable, and the anti-icing protection device comprises a protection assembly, the anti-icing protection device is located on the outer side of the anti-icing protection device and used for laying anti-icing protection of the The cable guiding device is arranged above the protection assembly and used for guiding a laid cable; and the cable protection device is arranged in the center of the protection assembly, located below the cable guide device and used for reducing the impact load borne by the laid cable. The invention provides equipment capable of preventing floating ice from scratching and impacting a cable during operation in a floating ice area, the cable can be protected, the floating ice is effectively prevented from scratching the cable, the service life of the cable is prolonged, and the damage risk of the cable is reduced.

Description

Technical Field

[0001] The present invention relates to the technical field of ship operation, and in particular to an anti-icing protection device for side cable operation in ice areas and a use method thereof. Background Art

[0002] At present, when polar ships carry out underwater operations with cables in ice areas, there is a risk of cables scratching against ice floes and cutting the cables. How to safely carry out cable operations in ice areas and reduce the impact of modifications on existing laying equipment has always been a difficult problem that needs to be solved. Summary of the invention

[0003] The technical problem to be solved by the present invention is that the cables of existing polar ships are easily damaged by floating ice when performing cable operations in ice areas.

[0004] In order to solve the above technical problems, the technical solution of the present invention is to provide an anti-icing protection device for side cable operation in ice area, including an anti-icing protection device, a laying cable and an operating device, wherein the operating device is connected to the laying cable, and the anti-icing protection device is arranged on the laying cable. The anti-icing protection device includes:

[0005] A protection assembly, located outside the anti-icing protection device, is used for ice protection of the deployed cables;

[0006] A cable guide device is provided above the protection assembly and is used for guiding the laying of cables;

[0007] The cable protection device is located at the center of the protection component and below the cable guide device, and is used to reduce the impact load on the laid cables.

[0008] Optionally, the protection assembly includes a protection frame and a floating ice protection block, the protection frame is cylindrical, and a plurality of mounting grooves are evenly arranged on the outer side thereof, and the floating ice protection block is detachably installed in the mounting grooves.

[0009] Optionally, an electric heating device is provided in the protective frame.

[0010] Optionally, the floating ice protection block is made of buoyancy material and can float on the water surface.

[0011] Optionally, the cable guiding device includes a guide pulley, a tension spring and a guide frame, the guide frame includes an inner frame and an outer frame which are arranged concentrically, the tension spring is arranged between the inner frame and the outer frame, the guide pulley is arranged inside the inner frame, and the laying cable passes through the guide pulley.

[0012] Optionally, the guide pulley consists of two pulleys, and the laying cable passes between the two pulleys.

[0013] Optionally, a pin is provided at the bottom of the outer frame, and the cable guide device is connected to the protective assembly via the pin.

[0014] Optionally, the cable protection device includes a split slider, a fixed block and a slider seat, the split slider is provided with a cable groove, the slider seats are provided at both ends of the split slider, and the two are connected and fixed by a fixed block, one end of the laying cable passes through the cable groove, and a gap is provided between the cable groove and the laying cable.

[0015] Optionally, the slide groove on the split slider is aligned with the guide pulley, so that the laying cable remains in a straight line through the guide pulley and the slide groove.

[0016] A method for using an anti-icing protection device for side cable operation in an ice area comprises the following steps:

[0017] Step 1: Place the operating equipment at the deployment location;

[0018] Step 2: Place the anti-icing protection device on top of the operating equipment;

[0019] Step 3: Pass the laying cable through the cable guide and cable protection device and connect it to the operating equipment;

[0020] Step 4: Use the deploying crane to lower the operating equipment and the anti-icing protection device into the water;

[0021] Step 5: After the operating equipment enters the water, the protective device is separated from the operating equipment and floats on the water surface;

[0022] Step 6: During the operation, the protective device resists the impact of floating ice on the laying cable and prevents ice formation;

[0023] Step 7: After the operation is completed, the protective device and the operating equipment are retrieved;

[0024] Step 8: Remove the anti-ice protection device and replace the damaged floating ice protection block.

[0025] In summary, the present invention has at least one of the following beneficial effects:

[0026] 1. The present invention provides a device that can prevent floating ice from scratching and impacting cables when operating in floating ice areas, which can protect cables, effectively avoid floating ice from scratching cables, increase the service life of cables, and reduce the risk of cable damage.

[0027] 2. The present invention is easy to operate and does not require modification of existing deployment equipment. It only needs to be installed when deploying operation equipment.

[0028] 3. The present invention can protect the cables and prevent the seawater from freezing.

[0029] 4. The present invention adopts a guide pulley to reduce the friction between the cable and the protective device and delay the wear of the cable.

[0030] 5. The polymer slider is used in the cable protection device of the present invention, which can further reduce the friction between the cable and the slider during use, and can also provide protective support for the cable when it collides. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 This is a schematic diagram of the overall installation of the present invention;

[0032] Figure 2 It is a schematic diagram of the explosion structure of the present invention;

[0033] In the figure: 1. anti-icing protection device; 2. laying cable; 3. working equipment; 101. protection frame; 102. floating ice protection block; 103. cable guide device; 104. cable protection device; 1031. guide pulley; 1032. tension spring; 1033. guide frame; 1041. split slider; 1042. fixing block; 1043. slider bearing. DETAILED DESCRIPTION

[0034] The following combination Figure 1-2 The present invention is described in further detail.

[0035] The present invention discloses an anti-icing protection device for side cable operation in ice areas, referring to Figure 1 , including an anti-icing protection device 1, a laying cable 2 and an operating device 3, the operating device 3 is connected to the laying cable 2, the anti-icing protection device 1 is arranged on the laying cable 2, and the anti-icing protection device 1 includes,

[0036] A protection component, located outside the anti-icing protection device 1, used for anti-icing protection of the laying cable 2;

[0037] A cable guide device 103 is provided above the protection assembly and is used for guiding the laying of the cable 2;

[0038] The cable protection device 104 is arranged at the center of the protection component and below the cable guide device 103, and is used to reduce the impact load on the laying cable 2.

[0039] In a further embodiment, referring to Figure 2 The protection assembly includes a protection frame 101 and a floating ice protection block 102. The protection frame 101 is cylindrical, and a plurality of mounting grooves are evenly arranged on the outer side thereof. The floating ice protection block 102 is detachably installed in the mounting groove;

[0040] Specifically, the protection frame 101 is made of lightweight low-temperature resistant material and is used to support the anti-icing protection device 1, the cable guide device 103 and the cable protection device 104. An electric heating device is provided therein to prevent the anti-icing protection device 1 and the surrounding seawater from freezing. The floating ice protection block 102 is made of buoyant material and can float on the water surface to provide anti-collision protection and buoyancy.

[0041] In a further embodiment, the cable guide device 103 includes a guide pulley 1031, a tension spring 1032 and a guide frame 1033. The guide frame 1033 includes an inner frame and an outer frame that are concentrically arranged. The tension spring 1032 is arranged between the inner frame and the outer frame. The guide pulley 1031 is arranged inside the inner frame. The guide pulley 1031 is composed of two pulleys. The laying cable 2 passes between the two pulleys. A pin is provided at the bottom of the outer frame. The cable guide device 103 is connected to the protective component through the pin. When hit by floating ice, the tension spring 1032 can be appropriately offset according to the actual force conditions to reduce the force on the guide pulley 1031.

[0042] In a further embodiment, the cable protection device 104 includes a split slider 1041, a fixed block 1042 and a slider seat 1043, a cable groove is provided in the split slider 1041, the slider seat 1043 is provided at both ends of the split slider 1041, and the two are connected and fixed by the fixed block 1042, one end of the laying cable 2 passes through the cable groove, and a gap is provided between the cable groove and the laying cable 2, the laying cable 2 can slide in the cable groove, and the slide groove on the split slider 1041 is aligned with the guide pulley 1031, so that the laying cable 2 keeps passing through the guide pulley 1031 and the slide groove in a straight line to avoid bending of the laying cable 2, and when hit by floating ice, the load is dispersed to the split slider 1041 to reduce the impact load on the surface of the laying cable 2, and the split slider 1041 is made of polymer material to reduce the friction between the laying cable 2 and the split slider 1041.

[0043] A method for using an anti-icing protection device for side cable operation in an ice area comprises the following steps:

[0044] Step 1: Place the operating equipment 3 at the deployment position;

[0045] Step 2: Install the anti-icing protection device 1, install the cable protection device (104) at the center of the protection assembly, then cover the cable guide device (103) above the cable protection device (104) and connect it to the protection assembly, and then place the anti-icing protection device 1 above the operating equipment 3;

[0046] Step 3: Pass the laying cable 2 through the cable guide device 103 and the cable protection device 104, and connect it to the working equipment 3;

[0047] Step 4: Use a deploying crane to lower the operating equipment 3 and the anti-icing protection device 1 into the water;

[0048] Step 5: After the operating equipment 3 enters the water, the protective device 1 is separated from the operating equipment 3 and floats on the water surface;

[0049] Step 6: During the operation, the protective device 1 resists the impact of floating ice on the laying cable 2 and prevents ice formation;

[0050] Step 7: After the operation is completed, the protective device 1 and the operating equipment 3 are retrieved together;

[0051] Step 8: Remove the anti-icing protection device 1 and replace the damaged floating ice protection block 102 for next use.

[0052] The above are only preferred embodiments of the present invention, and are not any formal or substantial limitations of the present invention. It should be pointed out that ordinary technicians in this technical field can make several improvements and supplements without departing from the present invention, and these improvements and supplements should also be regarded as the protection scope of the present invention. Any technician familiar with this profession, without departing from the spirit and scope of the present invention, can make some changes, modifications and equivalent changes made by using the technical content disclosed above, which are equivalent embodiments of the present invention; at the same time, any changes, modifications and evolutions of any equivalent changes made to the above embodiments based on the essential technology of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. An anti-icing protection device for side-motor operation in ice areas, characterized in that: The invention comprises an anti-icing protection device (1), a laying cable (2) and an operating device (3), wherein the operating device (3) is connected to the laying cable (2), the anti-icing protection device (1) is arranged on the laying cable (2), and the anti-icing protection device (1) comprises a protection component located outside the anti-icing protection device (1) and used for anti-icing protection of the laying cable (2); A cable guide device (103), arranged above the protection assembly, for guiding the laying of the cable (2); The cable protection device (104) is arranged at the center of the protection component and is located below the cable guide device (103) to reduce the impact load on the laying cable (2).

2. The anti-icing protection device for side-to-side cable operation in ice area according to claim 1 is characterized in that: The protection assembly comprises a protection frame (101) and a floating ice protection block (102); the protection frame (101) is columnar and has a plurality of installation grooves evenly arranged on its outer side; the floating ice protection block (102) is detachably installed in the installation grooves.

3. The anti-icing protection device for side-motor cable operation in ice area according to claim 2, characterized in that: An electric heating device is provided inside the protection frame (101).

4. The anti-icing protection device for side-to-side cable operation in ice area according to claim 3 is characterized in that: The floating ice protection block (102) is made of buoyancy material and can float on the water surface.

5. The anti-icing protection device for side-to-side cable operation in ice area according to claim 1, characterized in that: The cable guide device (103) comprises a guide pulley (1031), a tension spring (1032) and a guide frame (1033); the guide frame (1033) comprises an inner frame and an outer frame which are arranged concentrically; the tension spring (1032) is arranged between the inner frame and the outer frame; the guide pulley (1031) is arranged inside the inner frame; and the laying cable (2) passes through the guide pulley (1031).

6. The anti-icing protection device for side-motor cable operation in ice area according to claim 5, characterized in that: The guide pulley (1031) is composed of two pulleys, and the laying cable (2) passes between the two pulleys.

7. The anti-icing protection device for side-to-side cable operation in ice area according to claim 5, characterized in that: A pin is provided at the bottom of the outer frame, and the cable guide device (103) is connected to the protection component via the pin.

8. The anti-icing protection device for side-to-side cable operation in ice area according to claim 6, characterized in that: The cable protection device (104) comprises a split slider (1041), a fixing block (1042) and a slider seat (1043); a cable groove is provided in the split slider (1041); the slider seat (1043) is provided at both ends of the split slider (1041) and the two are connected and fixed by the fixing block (1042); one end of the laying cable (2) passes through the cable groove, and a gap is provided between the cable groove and the laying cable (2).

9. The anti-icing protection device for side-to-side cable operation in ice area according to claim 8, characterized in that: The slide groove on the split slider (1041) is aligned with the guide pulley (1031), so that the laying cable (2) passes through the guide pulley (1031) and the slide groove in a straight line.

10. A method for using an anti-icing protection device for side-mousing operations in ice areas, characterized in that: The following steps are involved: Step 1: placing the operating equipment (3) at the deployment location; Step 2: Place the anti-icing protection device (1) above the operating equipment (3); Step 3: Pass the laying cable (2) through the cable guide device (103) and the cable protection device (104), and connect it to the operating equipment (3); Step 4: Use a deploying crane to lower the operating equipment (3) and the anti-icing protection device (1) into the water; Step 5: After the operating equipment (3) enters the water, the protective device (1) is separated from the operating equipment (3) and floats on the water surface; Step 6: During the operation, the protective device (1) resists the impact of floating ice on the laying cable (2) and prevents ice formation; Step 7: After the operation is completed, the protective device (1) and the operating equipment (3) are retrieved together; Step 8: Remove the anti-icing protection device (1) and replace the damaged floating ice protection block (102).

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