CN212716487U

CN212716487U - Slip type anti-bending protection device for flexible pipe cable

Info

Publication number: CN212716487U
Application number: CN202021292547.0U
Authority: CN
Inventors: 刘勇; 李留罐; 李红颂
Original assignee: Suzhou Cpugl Roller Co ltd
Current assignee: Suzhou Cpugl Roller Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-03-16
Anticipated expiration: 2030-07-03

Abstract

The utility model discloses a flexible pipe cable slips formula bending prevention protection device, including half tile subassembly and net cover subassembly, half tile subassembly is provided with at least two, half tile subassembly encloses into a awl section of thick bamboo, the net cover subassembly includes a plurality of hoop mountings and axial fixity spare, hoop mounting hoop cover in outside the awl section of thick bamboo, axial fixity spare connects respectively the hoop mounting, hoop mounting and axial fixity spare are in awl section of thick bamboo appearance becomes netted. The utility model discloses simple structure need not to disassemble the disconnection to the optical cable and can install convenient to use.

Description

Slip type anti-bending protection device for flexible pipe cable

Technical Field

The utility model relates to a flexible pipe cable protection technical field, concretely relates to flexible pipe cable slips formula bending prevention protection device.

Background

At present, the application of domestic marine hoses and cables is more and more extensive, and with the increase of marine installation projects of marine hoses and cables, the problems are gradually increased.

During installation and operation of the marine hose and the marine cable, because the outer diameter of the joint of the marine hose and the marine cable is larger than the outer diameter of the body of the marine hose and the marine cable, the outer diameter is suddenly changed, the sudden change on the outer diameter causes that local bending moment is too large when the joint passes through a stinger and is covered with mud in the installation process, the risk of bending damage to the marine hose and the marine cable is caused, and the marine hose and the marine cable are easily scraped by anchors and a fishing net is hung during operation after the laying of the marine hose and the marine cable is finished. This drawback is remedied by the presence of a cable bend-preventing protection device, also known as a bend stiffener. However, after the marine hose and the marine cable are used for a period of time, the local damage of the bending protection device may occur and the bending protection device needs to be replaced, and the integral sleeve type bending protection device in the prior art cannot be installed after the transition position of the marine hose and the marine cable is installed, and needs to be disassembled, disconnected and maintained, so that the maintenance time and cost are very high.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a flexible pipe cable slips formula bending prevention protection device, simple structure need not to disassemble the disconnection to the optical cable and can install convenient to use.

In order to solve the technical problem, the utility model provides a flexible pipe cable slips formula bending prevention protection device, including half tile subassembly and net cover subassembly, half tile subassembly is provided with at least two, half tile subassembly encloses into a awl section of thick bamboo, the net cover subassembly includes a plurality of hoop mountings and axial fixity spare, hoop mounting hoop cover in outside the awl section of thick bamboo, axial fixity spare connects respectively the hoop mounting, hoop mounting and axial fixity spare are in awl section of thick bamboo appearance becomes netted.

Further, the half tile assembly comprises an elastic half tile and a connecting bolt, the connecting bolt is arranged at the large end of the elastic half tile along the circumferential direction, and the connecting bolt extends out of the end part of the elastic half tile.

Furthermore, a metal reinforcing insert is arranged in the large end of the elastic half tile, the metal reinforcing insert is a metal steel belt, and the metal reinforcing insert is welded and fixed with the connecting bolt.

Furthermore, the elastic half tile is formed by casting polyurethane.

Furthermore, the half tile assembly further comprises an end protection plate fixed at the large end of the elastic half tile, the end protection plate is a metal protection plate, and the connecting bolt penetrates through the end protection plate.

Furthermore, the two side surfaces of the elastic half tile are provided with a counterpoint boss and a counterpoint hole which correspond to each other.

Furthermore, the periphery of the half tile assembly is provided with a plurality of rings of annular mounting grooves along the circumferential direction of the half tile assembly, and the annular fixing piece is clamped in the annular mounting grooves.

Further, each hoop mounting is the clamp that the strap was made, the clamp passes through fastening bolt or buckle and forms the round.

Furthermore, the annular fixing piece is provided with a fixing hole or an ear seat which is connected with the axial fixing piece.

Further, the axial fixing piece is a weak elastic metal connecting rod.

The utility model discloses a protection device is prevented bending by flexible pipe cable slips formula compares beneficial effect with prior art is, simple structure, need not to disassemble the disconnection to the optical cable and can install convenient to use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a half-tile assembly of the present invention;

FIG. 3 is a perspective view of the half tile assembly of the present invention;

FIG. 4 is a schematic view of a mesh assembly of the present invention;

fig. 5 is a schematic view of the connection structure of the area a mesh cover of the present invention.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Referring to fig. 1, a slip type bending prevention device for a flexible pipe cable according to an embodiment of the present invention is shown. The utility model discloses a device includes half tile subassembly 10 and net cover subassembly 20, and a plurality of half tile subassemblies 10 are followed the pipe cable side and are wrapped up the pipe cable, and net cover subassembly 20 hoop cover is outside half tile subassembly 10, and is fixed to keep into whole shape with a plurality of half tile subassemblies 10. The half tile assemblies 10 are provided with at least two, the half tile assemblies 10 enclose to form a conical cylinder, so that the pipe and cable can be wrapped from the side edge of the pipe and cable. The net cover assembly 20 comprises a plurality of hoop fixing members 21 and axial fixing members 22, the hoop fixing members 21 are sleeved outside the cone, so that the plurality of half tile assemblies 10 can be maintained in an integral shape, the axial fixing members 22 are connected with the hoop fixing members 21, and the hoop fixing members 21 and the axial fixing members 22 form a net shape outside the cone. On the one hand, the netted net cover component 20 can wrap up the awl section of thick bamboo that half tile component 10 formed completely, and is fixed effectual to half tile component 10, and on the other hand, netted certain elasticity that has does not influence the bending of an awl section of thick bamboo.

Specifically, referring to fig. 2 and 3, a schematic structural view of the half tile assembly 10 of the present embodiment is shown. Half tile subassembly 10 includes elasticity half tile 11 and connecting bolt 12, connecting bolt 12 along the circumferencial direction set up in the main aspects of elasticity half tile 11, connecting bolt 12 stretches out 11 tip of elasticity half tile. And the elastic half tile 11 is adopted, so that the conical cylinder has elasticity, and the protection device can be ensured to be bent together with the pipe cable. In order to fixedly connect the protection device with the pipe cable, the connection bolt 12 is arranged in the embodiment, when the protection device is in operation, the connection bolt 12 penetrates through the connection flange hole of the structural frame, and the locking nut fixedly connects the protection device with the structural frame, so that the protection device is fixed. Further, in order to enhance the fixing force between the connecting bolt 12 and the elastic half tile 11, a metal reinforcing insert 13 is arranged in the large end of the elastic half tile 11, the metal reinforcing insert 13 is a metal steel belt, and the metal reinforcing insert 13 is welded and fixed with the connecting bolt 12. Because the metal reinforcing insert 13 is a steel belt, when the connecting bolt 12 is stressed and pulled to the outer side of the elastic half tile 11, the resistance of the connecting bolt 12 is larger, the connecting bolt 12 is ensured not to be separated from the elastic half tile 11, and the effect of connecting and fixing the external structure frame is enhanced. In this embodiment, the elastic half tile 11 is made of polyurethane by casting. During pouring, the connecting bolt 12 and the metal reinforcing insert 13 are combined and installed inside the large end of a pouring mold, polyurethane is poured to obtain the elastic half tile 11, and the connecting bolt 12 and the elastic half tile 11 are fixed through pouring so that the connecting bolt and the elastic half tile 11 are connected more tightly. In this embodiment, in order to ensure that the connection between the elastic half tile 11 and the external structural frame is more stable, the half tile assembly 10 further includes an end guard plate 14 fixed at the large end of the elastic half tile 11, the end guard plate 14 is a metal guard plate, and the connecting bolt 12 passes through the end guard plate 14. In order to fix the end portion protecting plate 14 at the large end of the elastic half tile 11, the end portion protecting plate 14 is installed in a casting mold when the elastic half tile 11 is cast, and the end portion protecting plate 14 is fixed with the elastic half tile 11 together to form the half tile assembly 10 due to the adhesion of polyurethane in the process of forming the elastic half tile 11.

In order to ensure that the two half-tile assemblies 10 are aligned when being closed, the two side surfaces of the elastic half-tile 11 are provided with an alignment boss 15 and an alignment hole 16 which correspond to each other. Counterpoint boss 15 and counterpoint hole 16 are counterpointed and are made, counterpoint boss 15 and counterpoint hole 16 symmetrical arrangement on two elasticity half-tiles 11 to two half-tiles make unified form, and on-spot counterpoint boss 15 bulge card is to counterpoint hole 16 in, conveniently realizes elasticity half-tile 11's lock. Furthermore, in this embodiment, in order to prevent the annular fixing member 21 from separating from the elastic half tile 11, a plurality of annular mounting grooves 17 are formed on the outer periphery of the half tile assembly 10 along the circumferential direction thereof, and the annular fixing member 21 is clamped in the annular mounting grooves 17. Even the protection device is bent and stretched, because the mounting groove 17 is spacing, the annular fixing piece 21 cannot move, cannot slide and deviate from the mounting groove 17, and the clamping effect on the half-tile assembly 10 is guaranteed.

Referring to fig. 4 and 5, the structure of the net cover of the present invention is schematically shown. In this embodiment, in order to guarantee that the hoop fixing member 21 can be hooped outside the elastic half tile 11, each the hoop fixing member 21 is a hoop made of a metal band, and the hoop forms a circle by fastening bolts or buckles. In order to enhance the connection stabilizing effect in the whole axial direction, the circumferential fixing member 21 is provided with a fixing hole 23 or an ear seat for connecting the axial fixing member 22. Two ends of the axial fixing piece 22 are connected with the two adjacent annular fixing pieces 21 through the fixing holes 23 or the ear seats, when the protection device is bent, the axial fixing piece 22 on one side is stretched, the other side is extruded, the axial fixing piece 22 can enable the annular fixing piece 21 to transmit axial tension of the axial fixing piece 22, axial acting force is resisted better, and safety of the structure is guaranteed. To ensure that the protector can be bent, the axial fixing 22 is a weakly elastic connecting rod. Namely, the axial fixing piece 22 has certain elasticity, so that the axial fixing piece 22 can be bent, stretched or bent and compressed along with the protection device when the protection device is bent, but the elasticity of the axial fixing piece 22 is smaller than that of the elastic half tile 11, so that the bending degree of the protection device is limited, and the safety of the structure is ensured.

The utility model discloses at the during operation, carry out the design that the crooked protection device was prevented to the slip formula according to the specification of flexible pipe cable and the requirement of preventing bending, confirm detailed size. The manufacture of the end guard 14 connecting bolt 12, the metal reinforcing insert 13, the hoop fixing member 21 and the axial fixing member 22 is completed according to the design drawing requirements. The end guard plate 14, the connecting bolt 12 and the metal reinforcing insert 13 are assembled and installed inside the large end of the casting mold, and polyurethane is then cast to complete the manufacture of the half tile assembly 10. The half-tile assembly 10 is transported to the site, along with the hoop fixture 21 and axial fixture 22. And (3) removing the original bending protection device, sleeving the half-tile assembly 10 outside the pipe cable after the original bending protection device is cleaned, and then installing a plurality of circles of annular fixing pieces 21 to combine and fix the half-tile assembly 10 into an integral cone. Then the axial fixing pieces 22 between the annular fixing pieces 21 are connected to form a cage-shaped net sleeve outside the cone, so that the annular fixing pieces can be clamped in the mounting grooves 17. The connecting bolt 12 extending out of the half tile assembly 10 is inserted into a connecting flange hole of the structure frame by adopting a lifting tool, a locking nut is installed, the end protection plate 14 is gradually screwed down to be attached to a flange surface of the structure frame according to the pre-tightening sequence of the flange bolt and the requirement of torque, and the torque meets the design requirement, so that the installation of the slip type anti-bending protection device of the flexible pipe cable is completed. If accidental damage occurs at a later time, the axial 22 and ring 21 fasteners can be disassembled in reverse of the above steps, and the half-tile assembly 10 can be removed by removing the tightened nuts. And then replaced with a new slip type buckling preventive protector. Simple structure and convenient installation.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. The utility model provides a flexible pipe cable slips formula bending prevention protection device which characterized in that, includes half tile subassembly and net cover subassembly, half tile subassembly is provided with at least two, half tile subassembly encloses into a awl section of thick bamboo, the net cover subassembly includes a plurality of hoop mountings and axial fixings, hoop cover is in outside the awl section of thick bamboo to hoop the hoop mountings, axial fixings connects each hoop mountings, hoop mountings and axial fixings are in the awl section of thick bamboo appearance becomes netted.

2. A slip-type bend-resistant protection apparatus for a flexible pipe cable according to claim 1, wherein said half-tile assembly comprises an elastic half-tile and a connecting bolt, said connecting bolt being circumferentially disposed at a large end of said elastic half-tile, said connecting bolt extending beyond an end of said elastic half-tile.

3. The slip-type bend-preventing protection device for a flexible pipe cable according to claim 2, wherein a metal reinforcing insert is arranged in the large end of the elastic half-tile, the metal reinforcing insert is a metal steel strip, and the metal reinforcing insert is welded and fixed with the connecting bolt.

4. The slip-type bend preventer of claim 2, wherein the elastomeric half-tile is cast of polyurethane.

5. A slip-type bend-resistant protection apparatus for a flexible pipe cable as claimed in claim 2, wherein said half-tile assembly further comprises an end plate fixed to the large end of the resilient half-tile, said end plate being a metal plate, said connecting bolt passing through said end plate.

6. The slip-type bend-preventing device for a flexible pipe cable of claim 2, wherein the two sides of the elastic half-tile are provided with alignment bosses and alignment holes corresponding to each other.

7. The slip-type bend-resistant protection device for a flexible pipe cable according to claim 1, wherein the half-tile assembly is provided with a plurality of rings of annular mounting grooves along the circumference thereof, and the annular fixing member is clamped in the annular mounting grooves.

8. A slip-type bend-preventing device for a flexible pipe cable according to claim 1, wherein each of said ring-shaped fixing members is a band made of a metal band, and said band is formed into a loop by fastening a bolt or a snap.

9. The slip-type bend-resistant protector for a flexible pipe cable of claim 8, wherein said circumferential fixing member is provided with a fixing hole or an ear seat for connecting said axial fixing member.

10. The slip-type bend preventer of claim 1, wherein the axial securing member is a weakly resilient metal tie bar.