Electromagnetic compatibility structure of ship equipment shell

Abstract

The utility model belongs to the technical field of ship equipment, and relates to a ship equipment shell electromagnetic compatibility structure. A tin foil layer (3) is arranged between the ship body component (1) and an equipment bottom foot (2) of an equipment shell, a grounding bridging piece (4) is arranged between the tin foil layer (3) and the equipment bottom foot (2), or the equipment bottom foot (2) is connected with a shock absorber (5), the bottom of the shock absorber (5) is connected with the ship body component (1), and the grounding bridging piece (4) is grounded. The electromagnetic compatibility structure of the ship equipment shell is simple in structure, through the change of the grounding mode, the anti-electromagnetic interference capability is enhanced, the electromagnetic compatibility problem of equipment is effectively solved, and the reliability of the equipment is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of ship equipment, and more specifically relates to an electromagnetic compatibility structure of a shell of ship equipment. Background Art

[0002] Electromagnetic compatibility is an engineering state that satisfies all electronic systems of a ship to be compatible with each other and not interfere with each other. Electromagnetic compatibility technology is mainly to reduce and eliminate electromagnetic interference between ship equipment and systems and external electromagnetic interference, reduce its harm, ensure the safety of personnel and weapon systems, improve the anti-interference ability of various equipment, achieve electromagnetic compatibility of equipment and systems, maximize the energy efficiency of ship equipment and systems, and enable ships to exert their maximum combat effectiveness. However, when setting up electronic systems in existing technologies, electromagnetic compatibility issues cannot be effectively solved, which affects equipment reliability.

[0003] There is a technology in the prior art named "Anti-electromagnetic interference protection device and method" and publication number "CN112653111A", which relates to an anti-electromagnetic interference protection device and method, belongs to the field of smart lock technology, and solves the problem that the existing smart door lock is opened due to electromagnetic interference. The smart door lock protection device includes: an electromagnetic pulse induction module, which is used to induce an electromagnetic induction current when the system circuit of the protected device is subject to electromagnetic interference, and the system circuit includes a motor control module and a system power supply; a discharge circuit, which is used to provide a discharge loop for the electromagnetic induction current; an isolation circuit, which is used to control the switch circuit to disconnect when the system circuit is subject to electromagnetic interference to avoid the electronic components in the system circuit from being broken down; and a switch circuit, which is used to disconnect the connection between the system power supply and the motor control module by disconnecting the switch circuit to protect the system circuit. The discharge of the induced current is achieved while controlling the switch circuit to disconnect the system power supply from the motor control module and the lock control motor module to protect the system circuit.

[0004] However, this technology does not involve the technical problems and technical solutions of the present application. Utility Model Content

[0005] The technical problem to be solved by the utility model is: in view of the deficiencies in the prior art, to provide an electromagnetic compatibility structure for the shell of a ship equipment which has a simple structure and which, by changing the grounding method, enhances the anti-electromagnetic interference capability, effectively solves the electromagnetic compatibility problem of the equipment, and improves the reliability of the equipment.

[0006] To solve the above-mentioned technical problems, the technical solution adopted by the utility model is:

[0007] The utility model is an electromagnetic compatibility structure of a ship equipment shell, wherein a tin foil layer is arranged between a hull component and an equipment foot of the equipment shell, a grounding jumper is arranged between the tin foil layer and the equipment foot, or the equipment foot is connected to a shock absorber, the bottom of the shock absorber is connected to the hull component, and the grounding jumper is grounded.

[0008] The hull components include metal brackets or non-metal parts.

[0009] The grounding jumper is connected to the hull component via bolts, and the bolts penetrate the tin foil layer and the grounding jumper to connect the hull component.

[0010] A galvanized spring is sleeved on the bolt, and the galvanized spring is located between the bolt end and the tin foil layer.

[0011] The shock absorber comprises a shock absorber base, and the shock absorber base is connected to the equipment foot through bolts.

[0012] When the hull structure comprises a metal bracket, the metal bracket is welded to a bearing component, and the bearing component is a ship bulkhead or a ship deck.

[0013] The metal bracket is located between the upper plate and the lower plate of the hull structure, a reinforcing plate is arranged at the lower part of the metal bracket, and nuts are screwed after the bolts pass through the upper plate, the metal bracket and the reinforcing plate.

[0014] The non-metallic part is a non-metallic wall or a wooden tabletop.

[0015] The equipment shell comprises a plurality of equipment feet, and the metal shell is connected to the hull components through a plurality of electromagnetic compatibility structures of the ship equipment shell.

[0016] The tin foil layer is provided with multiple layers.

[0017] The technical solution of the utility model is adopted, and the working principle and beneficial effects are as follows:

[0018] The electromagnetic compatibility structure of the ship equipment housing described in the utility model, the electronic system is set in the equipment housing, and the equipment housing is arranged on the hull component at the corresponding position of the ship, when the equipment housing is connected to the hull component, it is connected through the equipment foot, and a tin foil layer is set between the equipment foot of the equipment housing, the tin foil layer is used for conductivity, and a grounding jumper is set between the tin foil layer and the equipment foot, and the grounding jumper is used to achieve the grounding of the equipment housing. As a different implementation method, the shock absorber may not be set, the equipment housing is directly connected to the ship component, or the equipment foot is connected to the shock absorber, the bottom of the shock absorber is connected to the hull component, the grounding jumper is grounded, and the shock absorber is used for shock absorption, which can reliably play a buffering role when the ship is bumpy, protect the equipment, and improve the reliability and service life of the equipment performance. In this way, not only the reliable connection of the equipment to the hull component is achieved, but also the electromagnetic compatibility problem of the equipment is solved, the reliability of the use of the ship's electronic system is improved, and the overall performance of the ship is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The following is a brief description of the contents and symbols in the drawings of this specification:

[0020] Figure 1 This is a structural schematic diagram of Embodiment 1 of the electromagnetic compatibility structure of a ship equipment housing according to the utility model;

[0021] Figure 2 This is a structural schematic diagram of Embodiment 2 of the electromagnetic compatibility structure of a ship equipment housing according to the utility model;

[0022] Figure 3 This is a structural schematic diagram of Embodiment 3 of the electromagnetic compatibility structure of a ship equipment housing according to the utility model;

[0023] Figure 4 This is a structural schematic diagram of Embodiment 4 of the electromagnetic compatibility structure of a ship equipment housing according to the utility model;

[0024] Figure 5 This is a structural schematic diagram of Embodiment 5 of the electromagnetic compatibility structure of a ship equipment housing according to the utility model;

[0025] The marks in the attached drawings are: 1. hull structure; 2. equipment foot; 3. tin foil layer; 4. ground jumper; 5. shock absorber; 6. metal bracket; 7. non-metallic parts; 8. bolts; 9. galvanized spring; 10. bolt end; 11. reinforcement plate; 12. load-bearing component; 13. shock absorber base; 14. upper plate; 15. lower plate. DETAILED DESCRIPTION

[0026] The following is a detailed description of the embodiments of the present invention, such as the shapes, structures, positions and connection relationships of the components involved, the functions and working principles of the components, etc., by referring to the accompanying drawings:

[0027] As attached Figure 1 -Attached Figure 5 As shown, the utility model is an electromagnetic compatibility structure of a ship equipment shell, a tin foil layer 3 is arranged between the hull component 1 and the equipment foot 2 of the equipment shell, a grounding jumper 4 is arranged between the tin foil layer 3 and the equipment foot 2, or the equipment foot 2 is connected to the shock absorber 5, the bottom of the shock absorber 5 is connected to the hull component 1, and the grounding jumper 4 is grounded. The above structure proposes an improved technical solution to address the deficiencies in the prior art. When the structure is set, the electronic system is set in the equipment housing, and the equipment housing is arranged on the hull component at the corresponding position of the ship. When the equipment housing is connected to the hull component 1, it is connected through the equipment foot, and a tin foil layer 3 is set between the equipment foot 2 of the equipment housing, and the tin foil layer is used for conducting electricity. A grounding jumper 4 is set between the tin foil layer 3 and the equipment foot 2, and the grounding jumper 4 is used to realize the grounding of the equipment housing. As a different implementation method, the shock absorber 5 may not be set, and the equipment housing is directly connected to the ship component 1, or the equipment foot 2 is connected to the shock absorber 5, the bottom of the shock absorber 5 is connected to the hull component 1, and the grounding jumper 4 is grounded. The shock absorber 5 is used for shock absorption, which can reliably play a buffering role when the ship is bumpy, protect the equipment, and improve the reliability and service life of the equipment performance. Through the improvement of the structure, not only the reliable connection of the equipment to the hull component is realized, but also the electromagnetic compatibility problem of the equipment is effectively solved, the reliability of the use of the ship's electronic system is improved, and the overall performance of the ship is improved. The electromagnetic compatibility structure of the ship equipment housing described in the utility model has a simple structure, and through the change of the grounding method, the anti-electromagnetic interference ability is enhanced, the electromagnetic compatibility problem of the equipment is effectively solved, and the reliability of the equipment is improved.

[0028] The hull component 1 includes a metal bracket 6 or a non-metallic part 7. In the above structure, as different embodiments, the hull component 1 includes a metal bracket 6, such as embodiment 1, embodiment 2, embodiment 3, embodiment 4, or a non-metallic part 7, such as embodiment 5. The hull component 1 is suitable for the foundation of the installation and bearing equipment shell, and a grounding structure is set on such a technology.

[0029] The grounding jumper 4 is connected to the hull component 1 through a bolt 8, and the bolt 8 passes through the tin foil layer 3 and the grounding jumper 4 to connect the hull component 1. A galvanized spring 9 is mounted on the bolt 8, and the galvanized spring 9 is located between the bolt end 10 and the tin foil layer 3. The shock absorber 5 includes a shock absorber base 13, and the shock absorber base 13 is connected to the equipment foot 2 through bolts 8. The above structure can be provided with a shock absorber 5, such as in Example 2, Example 3, and Example 4. The shock absorber 5 plays a reliable buffering role.

[0030] When the hull structure 1 includes a metal bracket 6, the metal bracket 6 is welded to a load-bearing component, which is a ship bulkhead or a ship deck. The above structure sets the position of the device housing according to the layout requirements of different electronic systems. When the device housing is set, it is set near the structure of the ship, either on the ship bulkhead or on the ship deck.

[0031] The metal bracket 6 is located between the upper plate 14 and the lower plate 15 of the hull member 1, and a reinforcing plate 11 is arranged at the lower part of the metal bracket 6. The bolt 8 passes through the upper plate 14, the metal bracket 6 and the reinforcing plate 11 and then is screwed with a nut. The above structure, as a specific embodiment, the hull member includes the metal bracket 6, the reinforcing plate 11, the upper plate 14 and the lower plate 15, further improving the connection reliability and bearing reliability of the equipment, such as Example 3.

[0032] The non-metallic part 7 is a non-metallic wall or a wooden platform. In the above structure, when the ship component 1 includes the non-metallic part 7, it can be a non-metallic wall or a wooden platform. As shown in Example 5.

[0033] The equipment housing includes a plurality of equipment feet 2, and the metal housing is connected to the hull component 1 through a plurality of electromagnetic compatibility structures of the ship equipment housing. The above structure can set the number of equipment feet according to the size of the equipment housing, and the equipment feet are respectively grounded or provided with shock absorbers.

[0034] The tin foil layer 3 is provided with multiple layers. The above structure improves the reliability of the tin foil layer.

[0035] The electromagnetic compatibility structure of the ship equipment shell described in the utility model, when the structure is set, the electronic system is set in the equipment shell, and the equipment shell is arranged on the hull component of the corresponding position of the ship, when the equipment shell is connected to the hull component 1, it is connected through the equipment foot, and a tin foil layer 3 is set between the equipment foot 2 of the equipment shell, the tin foil layer is used for conductivity, and a grounding jumper 4 is set between the tin foil layer 3 and the equipment foot 2, and the grounding jumper 4 is used to achieve the grounding of the equipment shell. As a different implementation method, the shock absorber 5 may not be set, the equipment shell is directly connected to the ship component 1, or the equipment foot 2 is connected to the shock absorber 5, the bottom of the shock absorber 5 is connected to the hull component 1, and the grounding jumper 4 is grounded. The shock absorber 5 is used for shock absorption, which can reliably play a buffering role when the ship is bumpy, protect the equipment, and improve the reliability and service life of the equipment performance. Through the improvement of the structure, not only the reliable connection of the equipment to the hull component is achieved, but also the electromagnetic compatibility problem of the equipment is effectively solved, the reliability of the use of the ship's electronic system is improved, and the overall performance of the ship is improved.

[0036] The above is an exemplary description of the utility model in conjunction with the accompanying drawings. It is obvious that the specific implementation of the utility model is not limited to the above-mentioned method. As long as various improvements are made using the method concept and technical solution of the utility model, or the concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. An electromagnetic compatibility structure for a ship equipment shell, characterized in that: A tin foil layer (3) is provided between the hull component (1) and the equipment foot (2) of the equipment housing, and a grounding jumper (4) is provided between the tin foil layer (3) and the equipment foot (2), or the equipment foot (2) is connected to a shock absorber (5), the bottom of the shock absorber (5) is connected to the hull component (1), and the grounding jumper (4) is grounded.

2. The electromagnetic compatibility structure of a ship equipment shell according to claim 1, characterized in that: The hull structure (1) comprises a metal bracket (6) or a non-metallic part (7).

3. The electromagnetic compatibility structure of a ship equipment shell according to claim 1 or 2, characterized in that: The grounding jumper (4) is connected to the hull component (1) via bolts (8), and the bolts (8) pass through the tin foil layer (3) and the grounding jumper (4) to connect the hull component (1).

4. The electromagnetic compatibility structure of a ship equipment shell according to claim 3, characterized in that: The bolt (8) is sleeved with a galvanized spring (9), which is located between the bolt end (10) and the tin foil layer (3).

5. The electromagnetic compatibility structure of a ship equipment shell according to claim 3, characterized in that: The shock absorber (5) comprises a shock absorber base (13), and the shock absorber base (13) is connected to the equipment foot (2) via bolts (8).

6. The electromagnetic compatibility structure of a ship equipment shell according to claim 2, characterized in that: When the hull structure (1) comprises a metal bracket (6), the metal bracket (6) is welded to a load-bearing component, and the load-bearing component is a ship bulkhead or a ship deck.

7. The electromagnetic compatibility structure of a ship equipment shell according to claim 2, characterized in that: The metal bracket (6) is located between the upper plate (14) and the lower plate (15) of the hull structure (1), a reinforcing plate (11) is arranged at the lower part of the metal bracket (6), and the bolt (8) passes through the upper plate (14), the metal bracket (6) and the reinforcing plate (11) and then is screwed with a nut.

8. The electromagnetic compatibility structure of a ship equipment shell according to claim 2, characterized in that: The non-metallic part (7) is a wooden tabletop.

9. The electromagnetic compatibility structure of a ship equipment shell according to claim 1 or 2, characterized in that: The equipment housing comprises a plurality of equipment feet (2), and the metal housing is connected to the hull component (1) via a plurality of ship equipment shell electromagnetic compatibility structures.

10. The electromagnetic compatibility structure of a ship equipment shell according to claim 1 or 2, characterized in that: The tin foil layer (3) is provided with multiple layers.

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