Lightning protection device for self-powered offshore integrated platform

Abstract

The utility model discloses a lightning protection device for a self-powered offshore integrated platform. The lightning protection device comprises a main lightning protection device, an auxiliary lightning protection device, a lightning receiving net and an underwater conductive assembly, the main lightning arrester is installed at the center of the self-powered offshore integrated platform or at the position close to the center, and the main lightning arrester is connected with the lightning receiving net. The auxiliary lightning arrester is installed at the edge position of the self-powered offshore integrated platform, and the auxiliary lightning arrester is connected with the lightning receiving net. The top of the underwater conductive assembly is connected with the lightning receiving net, the bottom of the underwater conductive assembly is arranged in seawater, and the underwater conductive assembly is fixed to the self-powered offshore comprehensive platform. The main lightning arrester protects the central area of the self-powered offshore integrated platform, the auxiliary lightning arrester prevents the side face of the self-powered offshore integrated platform, and after the lightning receiving net connects the main lightning arrester and the auxiliary lightning arrester, the underwater conductive assembly introduces the connected lightning into seawater, so that the safety of equipment and personnel on the platform is protected.

Description

Technical Field

[0001] This utility model relates to the field of self-sufficient marine integrated platform technology, specifically to a lightning protection device for self-sufficient marine integrated platforms. Background Technology

[0002] A self-sufficient offshore integrated platform is a truss structure that rises above the sea surface and has a platform deck, used for production operations or other activities. A floating self-sufficient offshore integrated platform is a large floating body that was developed to meet the needs of offshore operations such as exploration, construction, and maintenance.

[0003] Whenever there is a thunderstorm at sea, the danger of being struck by lightning will follow. Not only will the equipment on the platform be endangered, but the personal safety of the personnel on the platform will also be difficult to guarantee. Thunderstorms pose a huge threat to self-sufficient offshore integrated platforms. Therefore, there is an urgent need for a lightning protection device for self-sufficient offshore integrated platforms. Utility Model Content

[0004] To address the shortcomings of existing technologies, this utility model designs a lightning protection device for a self-sufficient offshore integrated platform, comprising: a main lightning protection device, a secondary lightning protection device, a lightning protection net, and an underwater conductive component; the main lightning protection device is installed at or near the center of the self-sufficient offshore integrated platform and is connected to the lightning protection net; the secondary lightning protection device is installed at the edge of the self-sufficient offshore integrated platform and is connected to the lightning protection net; the top of the underwater conductive component is connected to the lightning protection net, the bottom of the underwater conductive component is placed in seawater, and the underwater conductive component is fixed to the self-sufficient offshore integrated platform.

[0005] Preferably, the main lightning protection device includes: a lightning rod, a support rod, a base, and a first conductor; wherein, the lightning rod is installed on the top of the support rod, and the bottom of the support rod is installed at or near the center of the self-sufficient offshore integrated platform via the base; the first conductor is disposed inside the support rod, and the top of the first conductor is connected to the lightning rod, and the bottom of the first conductor is connected to the lightning protection network.

[0006] Preferably, the auxiliary lightning protection device includes: an equipotential ring, a guide rod, and a second conductor; the equipotential ring is evenly provided with multiple raised rings; the equipotential ring is installed on the guardrail at the edge of the self-sufficient offshore integrated platform via the guide rod; the second conductor is set inside the guardrail at the edge of the self-sufficient offshore integrated platform, and the guide rod is connected to the second conductor, which is connected to the lightning protection network.

[0007] Preferably, the underwater conductive assembly includes: an insulating tube, a third conductor, a conductive block, and an installation assembly; the third conductor is disposed inside the insulating tube, and the conductive block is fixed to the bottom of the insulating tube; the top of the third conductor is connected to the lightning protection net, and the bottom of the third conductor is connected to the conductive block; there are multiple installation assemblies, all of which are used to fix the insulating tube to the self-sufficient offshore integrated platform.

[0008] Compared with the closest existing technology, the beneficial effects of this utility model are as follows:

[0009] This invention involves installing a main lightning protection device at or near the center of a self-sufficient offshore integrated platform, which can protect most of the platform. A secondary lightning protection device is installed at the edge of the platform to prevent lightning strikes from the sides. The main and secondary lightning protection devices are then connected by a lightning protection network, and the attracted lightning is introduced into the seawater through an underwater conductive component, thus protecting the safety of equipment and personnel on the platform. Attached Figure Description

[0010] Figure 1 This is a schematic diagram of the installation structure of the lightning protection device of this utility model.

[0011] Figure 2 This is a schematic diagram of the main lightning protection device of this utility model.

[0012] Figure 3 This is a schematic diagram of the structure of the lightning rod of this utility model.

[0013] Figure 4 This is a structural schematic diagram of the base of this utility model.

[0014] Figure 5 This is a schematic diagram of the auxiliary lightning protection device of this utility model.

[0015] Figure 6 This is a schematic diagram of the structure of the protruding ring of this utility model.

[0016] Figure 7 This is a schematic diagram of the underwater conductive component of this utility model.

[0017] Figure label:

[0018] 1-Self-sufficient offshore integrated platform; 2-Main lightning protection device; 21-Lightning rod; 22-Support rod; 23-Base; 24-First conductor; 3-Secondary lightning protection device; 31-Equal pressure ring; 32-Raised ring; 33-Guide rod; 34-Second conductor; 4-Underwater conductive component; 41-Insulating tube; 42-Third conductor; 43-Conductive block; 44-Mounting component. Detailed Implementation

[0019] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention.

[0020] Example 1

[0021] like Figures 1-7 As shown, this utility model provides a lightning protection device for a self-sufficient offshore integrated platform, comprising: a main lightning protection device 2, a secondary lightning protection device 3, a lightning protection net, and an underwater conductive component 4; the main lightning protection device 2 is installed at or near the center of the self-sufficient offshore integrated platform 1, and is connected to the lightning protection net; the secondary lightning protection device 3 is installed at the edge of the self-sufficient offshore integrated platform 1, and is connected to the lightning protection net; the top of the underwater conductive component 4 is connected to the lightning protection net, the bottom of the underwater conductive component 4 is disposed in seawater, and the underwater conductive component 4 is fixed on the self-sufficient offshore integrated platform 1. Installing a primary lightning arrester at or near the center of a self-sufficient offshore integrated platform can protect most of the platform. Installing secondary lightning arresters at the edges of the platform can prevent lightning strikes from the sides. After connecting the primary and secondary lightning arresters with a lightning protection network, the lightning is then conducted into the seawater through underwater conductive components, thus protecting the equipment and personnel on the platform.

[0022] In a preferred embodiment, the main lightning protection device 2 includes: a lightning rod 21, a support rod 22, a base 23, and a first conductor 24; wherein, the lightning rod 21 is installed on the top of the support rod 22, and the bottom of the support rod 22 is installed at or near the center of the self-sufficient offshore integrated platform 1 via the base 23; the first conductor 24 is disposed inside the support rod 22, and the top of the first conductor 24 is connected to the lightning rod 21, and the bottom of the first conductor 24 is connected to the lightning protection network.

[0023] In a preferred embodiment, the auxiliary lightning protection device 3 includes: an equipotential ring 31, a guide rod 33, and a second conductor 34; the equipotential ring 31 is uniformly provided with a plurality of raised rings 32; the equipotential ring 31 is installed on the guardrail at the edge of the self-sufficient offshore integrated platform 1 through the guide rod 33; the second conductor 34 is disposed inside the guardrail at the edge of the self-sufficient offshore integrated platform 1, and the guide rod 33 is connected to the second conductor 34, and the second conductor 34 is connected to the lightning protection net.

[0024] In a preferred embodiment, the underwater conductive component 4 includes: an insulating tube 41, a third conductor 42, a conductive block 43, and a mounting component 44; the third conductor 42 is disposed inside the insulating tube 41, and the conductive block 43 is fixed to the bottom of the insulating tube 41; the top of the third conductor 42 is connected to the lightning protection net, and the bottom of the third conductor 42 is connected to the conductive block 43; there are multiple mounting components 44, all of which are used to fix the insulating tube 41 to the self-sufficient offshore integrated platform 1.

[0025] The above are merely preferred embodiments of this utility model and are not intended to limit the scope of this utility model. Various modifications and variations can be made to this utility model by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model are included within the scope of the claims of this utility model pending approval.

Claims

1. A lightning protection device for a self-sufficient offshore integrated platform, characterized in that, include: Main lightning protection device (2), auxiliary lightning protection device (3), lightning protection network and underwater conductive components (4); The main lightning protection device (2) is installed at or near the center of the self-sufficient offshore integrated platform (1), and the main lightning protection device (2) is connected to the lightning protection network; The auxiliary lightning protection device (3) is installed at the edge of the self-sufficient offshore integrated platform (1), and the auxiliary lightning protection device (3) is connected to the lightning protection network; The top of the underwater conductive component (4) is connected to the lightning protection net, the bottom of the underwater conductive component (4) is set in seawater, and the underwater conductive component (4) is fixed on the self-sufficient energy type offshore integrated platform (1).

2. The lightning protection device for a self-sufficient offshore integrated platform as described in claim 1, characterized in that, The main lightning protection device (2) includes: a lightning rod (21), a support rod (22), a base (23), and a first conductor (24); The lightning rod (21) is installed on the top of the support rod (22), and the bottom of the support rod (22) is installed at the center or near the center of the self-sufficient offshore integrated platform (1) via the base (23). The first conductor (24) is installed inside the support rod (22), and the top of the first conductor (24) is connected to the lightning rod (21), and the bottom of the first conductor (24) is connected to the lightning protection net.

3. The lightning protection device for a self-sufficient offshore integrated platform as described in claim 1, characterized in that, The auxiliary lightning protection device (3) includes: an equal pressure ring (31), a guide rod (33), and a second conductor (34); The equal pressure ring (31) is uniformly provided with a plurality of raised rings (32); The isobaric ring (31) is installed on the guardrail at the edge of the self-sufficient offshore integrated platform (1) via the guide rod (33); The second conductor (34) is installed inside the guardrail at the edge of the self-sufficient energy-type offshore integrated platform (1), and the guide rod (33) is connected to the second conductor (34), and the second conductor (34) is connected to the lightning protection net.

4. The lightning protection device for a self-sufficient offshore integrated platform as described in claim 1, characterized in that, The underwater conductive component (4) includes: an insulating tube (41), a third conductor (42), a conductive block (43), and an installation component (44). The third conductor (42) is disposed inside the insulating tube (41), and the conductive block (43) is fixed to the bottom of the insulating tube (41); The top of the third conductor (42) is connected to the lightning protection net, and the bottom of the third conductor (42) is connected to the conductive block (43); The number of the mounting components (44) is multiple, and all of the mounting components (44) are used to fix the insulating tube (41) to the self-sufficient offshore integrated platform (1).

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