Multifunctional underwater pipeline manifold base plate device
The multifunctional underwater pipeline manifold base plate device, with its modular design and shock absorption mechanism, solves the problems of equipment instability and installation difficulties caused by uneven seabed topography, achieving stable connection and easy installation, and enhancing the adaptability and safety of the subsea pipeline system.
Patent Information
- Application Number
- CN202520138723.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-21
- Publication Date
- 2025-12-19
- Estimated Expiration
- 2035-01-21
AI Technical Summary
Existing underwater pipeline manifold base plates are difficult to fit perfectly into irregular seabed topography, resulting in equipment instability and susceptibility to stress, making installation difficult and susceptible to damage from temperature and water flow impacts.
The modular design of the multi-functional underwater pipeline manifold base plate device enables flexible connection of the base through connecting rods and adjustment mechanisms. Combined with the buffering and shock absorption of limit rods and springs, it adapts to uneven seabed terrain, and enhances stability and safety through support frames and protective frames.
It improves the device's adaptability and ease of installation on complex seabed surfaces, reduces maintenance costs, enhances the equipment's stability and anti-overturning capabilities, extends its service life, and ensures the safety and reliability of underwater pipeline systems.
Smart Images
Figure CN223689679U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to underwater operation technical field, concretely is a kind of multifunctional underwater pipeline manifold base disc device. BACKGROUND
[0002] Underwater manifold is an important component of underwater production system of marine oil and gas development, and its main function is to collect oil and gas from each wellhead of oil and gas field, and then distribute and transport to designated marine pipeline system through manifold; it simplifies underwater system, reduces the number of underwater transport pipelines and risers, and optimizes the flow performance of products in the system; most components are protected in a protective frame, improving the safety of the device; the protective frame is usually welded from profile steel, and the integral structure can effectively prevent external environmental damage.
[0003] In the prior art, the seabed terrain may have slope, undulation, irregularity and the like, so the manifold base disc cannot completely fit the seabed ground, which easily causes instability of equipment and installation difficulty; and the pipeline system is installed on the seabed, which is inevitably affected by temperature and water flow impact stress, causing damage to the equipment. SUMMARY
[0004] (I) The technical problem solved: in view of the deficiencies of the prior art, the utility model provides a multifunctional underwater pipeline manifold base disc device, which has the advantages of being able to fit the irregular seabed ground and offsetting a part of external stress, solving the problem of uneven seabed terrain in the prior art, and the equipment is easily disturbed by stress during operation.
[0005] (II) Technical solution: to achieve the above-mentioned purpose of being able to fit the irregular seabed ground and offsetting a part of external stress, the utility model provides the following technical solution: a multifunctional underwater pipeline manifold base disc device, comprising a base and a pipeline, the pipeline is located at the upper end of the base, and is connected with the base through a pipeline support, the number of bases is not less than two, two adjacent bases are connected through a connecting rod, the outer surface of the base is provided with an adjusting mechanism, the two ends of the connecting rod are connected with the adjusting mechanism on the outer surface of the adjacent base, and the connecting rod has vertical movement freedom on the adjusting mechanism; the pipelines above the two adjacent bases are connected through flanges.
[0006] Preferably, a vertical notch is formed in the outer surface of the base, the adjusting mechanism is arranged in the notch, the adjusting mechanism comprises a limiting rod, the two ends of the connecting rod are provided with a circular hole with the same diameter as the limiting rod, and the connecting rod is slidably connected with the limiting rod through the circular hole; the limiting rod is fixedly installed in the notch.
[0007] Preferably, the limiting rod outer surface is sleeved with two springs, the springs are respectively located at the upper end of the connecting rod and the lower end of the connecting rod, and the lengths of the two springs are the same.
[0008] Preferably, the bottom surface is provided with a plurality of drainage holes penetrating from the upper surface to the lower surface, and the drainage holes are evenly distributed on the bottom surface.
[0009] Preferably, a support frame is arranged between the bottom and the pipeline, the support frame comprises steel bars staggered horizontally and vertically, the lower end of the support frame is fixedly connected to the upper surface of the bottom, and the upper surface of the support frame is provided with a pipeline support.
[0010] Preferably, a protection frame is arranged above the pipeline, the upper surface of the protection frame is provided with a lifting lug, the side surface and the upper surface of the protection frame are both provided with hollowed-out portions, and the pipeline passes through the hollowed-out portions to be connected to the pipeline on the adjacent bottom.
[0011] Preferably, the outer surface of the pipeline is provided with an expansion joint.
[0012] Preferably, the protection frame and the support frame are both composed of I-shaped steel.
[0013] (Three) beneficial effects: compared with the prior art, the multifunctional underwater pipeline manifold base disc device has the following beneficial effects:
[0014] 1. The multifunctional underwater pipeline manifold base disc device, by the prior art in a whole piece complete pipeline manifold base disc, modularization is divided into a plurality of small pipeline manifold base discs connected by connecting rods, and the connecting rod is connected with the adjacent pipeline manifold base disc through the two end adjusting mechanisms, forming a flexible and stable connection system; in actual use, the traditional complete pipeline manifold base disc is often difficult to find a suitable installation position when facing the complex and uneven seabed surface, and the large volume and fixed structure limit its adaptability and flexibility, and the utility model breaks through this limitation, even if there is a certain height difference between the adjacent pipeline manifold base disc units, through the adjusting mechanism, the stable installation of the whole device on the seabed surface can still be ensured, not only greatly improves the adaptability of the device to the complex seabed surface, but also makes the installation process more simple and convenient, at the same time, the modular design also means that when part of the base disc unit needs to be repaired or replaced, the whole device does not need to be disassembled on a large scale, thereby greatly reducing the maintenance cost and difficulty.
[0015] 2、The utility model discloses a kind of multi-functional underwater pipeline manifold base plate devices, two ends of limiting rod are provided with two identical springs, connecting rod is clamped in middle, when there is height difference between adjacent base, spring can play the role of buffering, shock absorption, effectively absorb the impact force generated due to height difference, avoid the direct hard collision between connecting rod and base, so as to protect the integrity of device, prolong service life;When there is no height difference between adjacent base, by its inherent elastic force characteristics, spring tightly locks connecting rod in the middle section of limiting rod, forms a stable and balanced support structure, not only ensure the stability of connecting rod in horizontal state, greatly enhance the anti-overturning ability of entire device, so that underwater pipeline system is more safe and reliable. BRIEF DESCRIPTION OF DRAWINGS
[0016] Figure 1 It is complete structure schematic diagram of the utility model;
[0017] Figure 2 It is connecting schematic diagram between base of the utility model;
[0018] Figure 3 It is connecting side view between base of the utility model;
[0019] Figure 4 It is Figure 3 It is A-A section schematic diagram;
[0020] Figure 5 It is top view schematic diagram of base and support frame structure of the utility model;
[0021] Figure 6 It is lower view schematic diagram of the utility model.
[0022] In the drawing: 1, base;11, drain hole;2, pipeline;21, flange;22, expansion joint;3, pipeline support;4, connecting rod;5, adjusting mechanism;51, limiting rod;52, spring;6, support frame;7, protection frame;71, lifting lug. DETAILED DESCRIPTION
[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.
[0024] Please refer to Figures 1-3The utility model provides a kind of multi-functional underwater pipeline manifold base plate device, including base 1 and pipeline 2, pipeline 2 is located the upper end of base 1, is connected with base 1 by pipeline support 3, base 1 quantity is not less than two, it is shown as three in the description accompanying drawing of the embodiment, two adjacent base 1 are connected by connecting rod 4, base 1 outer surface is provided with adjusting mechanism 5, the both ends of connecting rod 4 are respectively connected with the adjusting mechanism 5 of adjacent base 1 outer surface, connecting rod 4 has vertical direction's movement freedom on adjusting mechanism 5, therefore, two adjacent base 1 between height difference is allowed to exist, adapt to a variety of complex installation environment;Adjacent two base 1 top pipeline 2 are connected by flange 21, pipeline 2 outer surface is provided with expansion joint 22, wave pipe expansion joint 22 is used in the embodiment, expansion joint 22 is in shock attenuation while enabling pipeline 2 to be scalable within a certain range, to adapt to the change of height difference between two adjacent base 1.
[0025] Please refer to Figures 3-4 Base 1 outer surface is provided with vertical slot, adjusting mechanism 5 is arranged in the slot, and the adjusting mechanism 5 includes a limiting rod 51, the both ends of the connecting rod 4 are provided with a circular hole with the same diameter as the limiting rod 51, and the connecting rod 4 is slidably connected with the limiting rod 51 through the circular hole.
[0026] Please refer to Figure 4 The limiting rod 51 is provided with two springs 52 on the outer surface, and the springs 52 are located at the upper end and the lower end of the connecting rod 4 and the limiting rod 51, respectively. The lengths of the two springs 52 are the same. When there is a height difference between the adjacent bases 1, the springs 52 can act as a buffer and a shock absorber, effectively absorbing the impact force caused by the height difference and avoiding direct hard collision between the connecting rod 4 and the base 1, thereby protecting the integrity of the device and prolonging the service life. When there is no height difference between the adjacent bases 1, the springs 52 tightly lock the connecting rod 4 in the middle section of the limiting rod 51 due to their inherent elastic properties, forming a stable and balanced support structure. This not only ensures the stability of the connecting rod 4 in the horizontal state, but also greatly enhances the anti-overturning ability of the entire device, making the underwater pipeline 2 system more secure and reliable.
[0027] Please refer to Figures 5-6The bottom 1 upper surface is provided with a plurality of drainage holes 11 penetrating to the lower surface, the number of the drainage holes 11 is greater than two, and the drainage holes 11 are uniformly distributed on the surface of the bottom 1, in the process of placing the device into the seabed, the inside of the drainage holes 11 passes through seawater, reducing the buoyancy of the device caused by seawater, and the drainage holes 11 also reduce the volume of the device to some extent, reducing the size of the buoyancy; the bottom 1 and the pipeline 2 are provided with a support frame 6, the support frame 6 includes transversely and longitudinally staggered steel bars, the lower end of the support frame 6 is fixedly connected with the upper surface of the bottom 1, and the upper surface of the support frame 6 is provided with a pipeline support 3; the upper surface of the protection frame 7 is provided with a lifting lug 71, and the side surface and the upper surface of the protection frame 7 are both provided with hollowed-out portions; the pipeline 2 passes through the hollowed-out portions and is connected with the pipeline 2 on the adjacent bottom 1; in the embodiment, the protection frame 7 and the support frame 6 are both composed of I-shaped steel, and the stability is enhanced.
[0028] In conclusion, the multifunctional underwater pipeline manifold base disc device can greatly improve the adaptability of the device to the complex seabed surface, and also makes the installation process more simple and convenient, at the same time, the modular design also means that when it is necessary to repair or replace part of the base disc unit, the entire device does not need to be disassembled on a large scale, thereby greatly reducing the maintenance cost and difficulty.
[0029] It should be noted that in this text, terms such as "including", "containing" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such process, method, article or device. Without more limitations, the element defined by the statement "including a" does not exclude the presence of another identical element in the process, method, article or device including the element.
[0030] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. A multifunctional underwater pipeline manifold foundation device, comprising a base (1) and a pipeline (2), the pipeline (2) is located at the upper end of the base (1), and is connected with the base (1) through a pipeline support (3), the number of the base (1) is not less than two, characterized in that: Two adjacent base (1) is connected by connecting rod (4), the base (1) outer surface is provided with adjusting mechanism (5), the connecting rod (4) both ends are connected with the adjusting mechanism (5) of adjacent base (1) outer surface, the connecting rod (4) has vertical direction movement freedom degree on the adjusting mechanism (5);The pipe (2) above adjacent two base (1) is connected by flange (21). 2. A multi-functional underwater pipeline manifold template apparatus as defined in claim 1, wherein: The outer surface of the base (1) is provided with a vertical notch, and the adjusting mechanism (5) is arranged in the notch, the adjusting mechanism (5) includes a limiting rod (51), the both ends of the connecting rod (4) are provided with a circular hole with the same diameter as the limiting rod (51), and the circular hole is connected with the limiting rod (51) to realize sliding sleeve connection; The limiting rod (51) is fixedly installed in the notch.
3. A multi-functional underwater pipeline manifold template apparatus as defined in claim 2, wherein: The outer surface of the limiting rod (51) is sleeved with two springs (52), the springs (52) are located at the upper end and the lower end of the connecting rod (4) and the limiting rod (51) respectively, and the lengths of the springs (52) at both ends are the same.
4. The multi-functional underwater pipeline manifold template apparatus of claim 1, wherein: The upper surface of the base (1) is provided with a drain hole (11) penetrating to the lower surface, the number of the drain hole (11) is greater than two, and the drain holes (11) are evenly distributed on the surface of the base (1).
5. The multi-functional underwater pipeline manifold template apparatus of claim 1, wherein: The base (1) and the pipe (2) are provided with a support frame (6), the support frame (6) includes transversely and longitudinally staggered steel bars, the lower end of the support frame (6) is fixedly connected with the upper surface of the base (1), and the upper surface of the support frame (6) is provided with a pipe support (3).
6. A multi-functional underwater pipeline manifold template apparatus as defined in claim 5 wherein: The pipe (2) is provided with a protection frame (7) above, the upper surface of the protection frame (7) is provided with a lifting lug (71), the side surface and the upper surface of the protection frame (7) are both provided with hollowed parts, and the pipe (2) passes through the hollowed parts and is connected with the pipe (2) on the adjacent base (1).
7. A multi-functional underwater pipeline manifold template apparatus as defined in claim 6 wherein: The protection frame (7) and the support frame (6) are both composed of I-beams.
8. A multi-functional underwater pipeline manifold template apparatus according to any one of claims 1-6, wherein: The outer surface of the pipe (2) is provided with an expansion joint (22).