CN216861758U

CN216861758U - Buoyancy module

Info

Publication number: CN216861758U
Application number: CN202220155825.0U
Authority: CN
Inventors: 张昊宇; 胡睿芬
Original assignee: Beijing Daao Ocean Technology Co ltd
Current assignee: Beijing Daao Ocean Technology Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-07-01
Anticipated expiration: 2032-01-20

Abstract

The utility model discloses a buoyancy module, which comprises a shell and a composite core material wrapped by the shell, wherein the shell comprises a first shell and a second shell, the cross sections of the first shell and the second shell are C-shaped, the shell formed by combining the first shell and the second shell is of a hollow cylindrical structure, the shell comprises an attaching surface, an end surface, an inner circular surface and an outer circular surface, the end surfaces are positioned at two ends of the shell, each end surface of the shell is provided with at least two fixing components, each fixing component comprises a fixing pin, a fixing ring and a hook, the fixing pin comprises a base and a non-return part, the non-return part is arranged at the end part of the fixing pin and penetrates through the fixing ring along with the fixing pin, the hook comprises an elastic lock hook, a connecting column and a connecting ring, the elastic lock hook and the connecting ring are fixedly connected through the connecting column, and the elastic lock hook is hooked on the fixing ring and prevents the non-return part from penetrating out of the fixing ring. The multiphase composite buoyancy module has the advantages of simple structure, convenience in installation, corrosion resistance, impact resistance and long service life.

Description

Buoyancy module

Technical Field

The utility model relates to the field of buoyancy equipment, in particular to a buoyancy module.

Background

With the continuous development of marine resource development technology, the fields of marine engineering equipment such as marine oil exploration and recovery systems, underwater carrying systems, marine observation systems, submarine space stations and the like all need to provide buoyancy compensation for partial pipelines, increase effective load and operation water depth, endow pipelines with specific geometric structures and fix the pipelines underwater and the like, and simultaneously, the requirements of the underwater engineering equipment on simplifying system structural design, facilitating installation and maintenance, overlong service life and low operation cost and the requirements of environmental protection are met;

in addition, higher requirements are provided for the materials of pipeline buoyancy modules in deeper underwater operation, the traditional buoyancy materials are mostly prepared by compounding epoxy resin with hollow glass beads, for example, patents CN200610043524.4, CN201210582621.6, CN201310668584.5 and CN201710235577.4 compound the hollow glass beads with the epoxy resin through different processes to obtain the solid buoyancy materials, the compressive strength is 10-120 MPa, and the requirements of full-sea deep use can be met. However, epoxy resin is large in brittleness after being cured, and when the epoxy resin is used as a buoyancy material, the volume and the total weight are large, so that the epoxy resin is inconvenient to install under a marine environment condition, and collision is difficult to avoid in the installation and use processes, so that microcracks with brittle damage are generated, and potential safety hazards exist.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the buoyancy module which is simple in structure, convenient to install, corrosion-resistant and impact-resistant in material and long in service life.

The utility model is realized by the following technical scheme:

a buoyancy module comprises a shell and a composite core material wrapped by the shell, wherein the shell comprises a first shell and a second shell, the cross section of the first shell and the cross section of the second shell are C-shaped, the shell formed by combining the first shell and the second shell is of a hollow cylinder structure, the shell comprises a binding face, an end face, an inner circular face and an outer circular face, the end face is positioned at two ends of the shell, the binding face comprises a first binding face positioned on the first shell and a second binding face positioned on the second shell, the first binding face and the second binding face are tightly attached when the first shell and the second shell are combined, at least two fixing assemblies are arranged on each end face of the shell, each fixing assembly comprises a fixing pin, a fixing ring and a hook, the fixing ring is arranged on the second shell and the first shell, the fixing pin is arranged on the first shell and the second shell, the fixing pin extends from the first shell and the second shell to the second shell and the first shell on the end face and penetrates through the fixing ring, the fixing pin comprises a base and a non-return part, the non-return part is arranged at the end part of the fixing pin and penetrates through the fixing ring along with the fixing pin, the hook comprises an elastic locking hook, a connecting column and a connecting ring, the elastic locking hook and the connecting ring are fixedly connected through the connecting column, and the elastic locking hook is hooked on the fixing ring and prevents the non-return part from penetrating out of the fixing ring;

as a further improvement of the present invention, the fixing ring is provided on an end face of the first housing, and the fixing pin is provided on an end face of the second housing;

as a further improvement of the utility model, a plurality of locking blocks are arranged on the inner circular surface and are arranged along the circumferential direction of the inner circular surface;

as a further improvement of the utility model, the buoyancy module further comprises a connecting belt, wherein two ends of the connecting belt are respectively and fixedly connected with the connecting rings on the adjacent buoyancy modules;

as a further improvement of the utility model, the material of the shell is one of LLDPE, PA, PC and ABS resin.

Compared with the prior art, the utility model has the beneficial effects that: the buoyancy module has the advantages of simple structure, convenient installation, better corrosion resistance and impact resistance of the adopted materials, and longer service life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts;

FIG. 1 is a schematic view of the installation of the buoyancy module of the present invention on a pipeline;

FIG. 2 is a schematic view of the overall construction of the buoyancy module of the present invention;

FIG. 3 is an exploded view of the buoyancy module of the present invention;

FIG. 4 is a structural view of the hanger of the buoyancy module of the present invention;

figure 5 is a partial cross-sectional view of the buoyancy module of the present invention.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some of the novel forms of the present invention, and not all of them. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.

The utility model is described in further detail below by means of specific embodiments and with reference to the accompanying drawings;

a buoyancy module comprises a shell 1 and a composite core material wrapped by the shell 1, wherein the shell comprises a first shell 3 and a second shell 4, the cross sections of the first shell 3 and the second shell 4 are C-shaped, the shell formed by combining the first shell 3 and the second shell 4 is of a hollow cylindrical structure, the shell comprises a binding surface 5, an end surface 6, an inner circular surface 7 and an outer circular surface 8, the end surfaces 6 are positioned at two ends of the shell, the binding surface 5 comprises a first binding surface positioned on the first shell 3 and a second binding surface positioned on the second shell 4, the first binding surface and the second binding surface are tightly attached when the first shell 3 and the second shell 4 are combined, two fixing assemblies 9 are arranged on each end surface 6 of the shell 1, each fixing assembly 9 comprises a fixing pin 10, a fixing ring 11 and a hook 12, the arrangement directions of the two fixing assemblies are opposite, when the fixing pin 10 is arranged at the end surface of the first shell 3, the fixing ring 11 matched with the fixing ring is arranged on the end face of the second shell 4, when the fixing pin 10 is arranged on the end face of the second shell 4, the fixing ring 11 matched with the fixing pin is arranged on the end face of the first shell 3, the fixing pin 10 arranged on the first shell 3 extends towards the direction of the second shell 4, the fixing pin 10 arranged on the second shell 4 extends towards the direction of the first shell 3, each fixing pin 10 penetrates through the fixing ring corresponding to the fixing pin, the fixing pin 10 comprises a base 13 and a non-return part 14, the non-return part 14 is arranged at the end part of the fixing pin 10 and completely penetrates through the fixing ring 11 along with the fixing pin 10, the hook 12 comprises an elastic locking hook 15, a connecting column 16 and a connecting ring 17, the elastic locking hook 15 and the connecting ring 17 are fixedly connected through the connecting column 16, the elastic locking hook 15 is hooked after the fixing pin 10 penetrates through the fixing ring 11 and locked on the fixing ring 11, at the moment, the inner space of the fixing ring is reduced, so that the non-return part 14 is prevented from penetrating out of the fixing ring 11, the first shell 3 and the second shell 4 are ensured to be tightly attached;

six locking blocks 18 are arranged on the inner circular surface 7, the locking blocks 18 are distributed along the circumferential direction of the inner circular surface 7, and the locking blocks 18 increase the friction force between the buoyancy module and the pipeline when the buoyancy module is installed on the pipeline, so that the buoyancy module is prevented from sliding along the pipeline;

in the embodiment, the buoyancy compensation pipeline further comprises a connecting belt 19, two ends of the connecting belt 19 are respectively and fixedly connected with the connecting rings 17 on the adjacent buoyancy modules, and the buoyancy compensation can be provided by installing the plurality of buoyancy modules connected by the connecting belt 19 along the pipeline according to the length of the pipeline;

in this example, the material of the outer shell is LLDPE.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and these modifications or substitutions do not depart from the essence of the corresponding technical solutions.

Claims

1. The utility model provides a buoyancy module, includes the compound core of shell and shell parcel, its characterized in that:

the shell comprises a first shell and a second shell, the cross sections of the first shell and the second shell are C-shaped, and the shell formed by combining the first shell and the second shell is of a hollow cylindrical structure;

the shell comprises binding surfaces, end surfaces, an inner circular surface and an outer circular surface, wherein the end surfaces are positioned at two ends of the shell, the binding surfaces comprise a first binding surface positioned on the first shell and a second binding surface positioned on the second shell, and the first binding surface and the second binding surface are tightly attached when the first shell and the second shell are combined;

each end face of the shell is provided with at least two fixing assemblies, each fixing assembly comprises a fixing pin, a fixing ring and a hook, the fixing rings are arranged on the second shell and the first shell, the fixing pins are arranged on the first shell and the second shell, and the fixing pins extend from the first shell and the second shell to the second shell and the first shell on the end faces and penetrate through the fixing rings;

the fixing pin comprises a base and a non-return part, wherein the non-return part is arranged at the end part of the fixing pin and penetrates through the fixing ring along with the fixing pin;

the hook comprises an elastic locking hook, a connecting column and a connecting ring, the elastic locking hook is fixedly connected with the connecting ring through the connecting column, and the elastic locking hook is hooked on the fixing ring and prevents the non-return part from penetrating out of the fixing ring.

2. The buoyancy module according to claim 1, wherein: the fixing ring is arranged on the end face of the first shell, and the fixing pin is arranged on the end face of the second shell.

3. The buoyancy module according to claim 1 or 2, wherein: and a plurality of locking blocks are arranged on the inner circular surface and are arranged along the circumferential direction of the inner circular surface.

4. The buoyancy module according to claim 3, wherein: the connecting belt is further included, and two ends of the connecting belt are fixedly connected with the connecting rings on the adjacent multiphase composite buoyancy modules respectively.

5. The buoyancy module according to any one of claims 1 or 2, wherein: the shell is made of one of LLDPE, PA, PC and ABS resin.