Novel industrial personal computer interface electromagnetic protection device

Abstract

The utility model belongs to the technical field of detachable electromagnetic shielding nets, and particularly relates to a novel industrial personal computer interface electromagnetic protection device which comprises a main machine body, a mounting cabin and a rivet nut column are arranged on the side wall of the main machine body, a rear window baffle is arranged at the rear end of the main machine body, and conductive foam is arranged on the side wall of the rear window baffle. According to the utility model, the structural design is ingenious and reasonable, the main machine body is provided with the installation cabin and the pressing rivet nut columns, the rear window baffle is fixed in the installation cabin through screws, the glue-containing side of the conductive foam is correspondingly pasted on the rear window baffle, and the main control board is fixed on the main machine body through screws. The main machine body, the rear window baffle, the conductive foam and the main control board form a metal shielding isolation surface, so that the influence of external interference on product performance is reduced, the problem of electromagnetic interference is solved, and normal operation of equipment is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of detachable electromagnetic shielding nets, in particular to a novel electromagnetic protection device for an industrial computer interface. Background Art

[0002] With the rapid development of information technology, the importance of electromagnetic protection in the field of information security is increasing day by day. Especially for domestic interfaces, due to their wide application and key position, their electromagnetic protection issues are particularly critical.

[0003] In recent years, the country has vigorously implemented the strategy of domestic substitution to promote independent control of key areas and important information systems. As an important part of this, the research and development and application of electromagnetic protection technology of domestic interfaces are of great significance. By mastering the core technology of electromagnetic protection of domestic interfaces, we can promote the development of related industries and improve the level of national information security.

[0004] With the continuous innovation of electromagnetic protection technology, new materials, processes and methods continue to emerge, providing more possibilities for electromagnetic protection of domestic interfaces. For example, the application of new electromagnetic shielding materials and filtering technologies can effectively reduce the electromagnetic radiation level of domestic interfaces and improve their electromagnetic compatibility. At the same time, intelligent and networked electromagnetic protection systems also provide strong support for the safety protection of domestic interfaces.

[0005] At present, China is relatively backward in the research and development and production of electromagnetic protection materials, and many key materials still rely on imports. These imported materials are not only expensive, but also the supply stability is affected by international political and economic factors, which increases the cost of domestic electromagnetic protection.

[0006] Therefore, a new type of electromagnetic protection device for industrial computer interface is proposed to solve the above-mentioned problems. Utility Model Content

[0007] The purpose of the utility model is to provide a novel electromagnetic protection device for an industrial computer interface to solve the problems raised in the above background technology.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a novel electromagnetic protection device for an industrial computer interface, comprising a main body, the side walls of the main body are provided with an installation cabin and a riveted nut column, the rear end of the main body is provided with a rear window baffle, the side walls of the rear window baffle are provided with conductive foam, a main control board is fixedly provided inside the main body, the side walls of the rear window baffle are provided with an interface opening, the side walls of the main control board are provided with an external interface, the external interface is tightly attached to the conductive foam, and the conductive foam and the main control board are tightly attached without a gap.

[0009] Preferably, the rear window baffle is fixed to the interior of the installation cabin by screws.

[0010] Preferably, a screw hole is provided inside the rear window baffle, and a screw hole which is aligned with the rear window baffle is provided inside the installation chamber.

[0011] Preferably, the adhesive-containing side of the conductive foam is correspondingly adhered and fixed to the side wall of the rear window baffle.

[0012] Preferably, the main control board is fixed to the main body by screws, and the screw threads are arranged on the riveted nut columns.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model has an ingenious and reasonable structural design. The main body is designed with an installation cabin and a riveted nut column. The rear window baffle is fixed in the installation cabin by screws. The adhesive-containing side of the conductive foam is correspondingly pasted on the rear window baffle. The main control board is fixed to the main body by screws. The main body, the rear window baffle, the conductive foam and the main control board constitute a metal shielding isolation surface, thereby reducing the impact of external interference on product performance, solving the problem of electromagnetic interference, and ensuring the normal operation of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] In the figure: 1 main body, 2 rear window baffle, 3 conductive foam, 4 main control board, 11 installation compartment, 12 pressure cap nut column, 21 interface opening, 41 external interface. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0019] Example:

[0020] See also Figure 1, the utility model provides a technical solution:

[0021] A novel electromagnetic protection device for an industrial computer interface comprises a main body 1, a mounting cabin 11 and a riveted nut column 12 are arranged on the side wall of the main body 1, a rear window baffle 2 is arranged at the rear end of the main body 1, a conductive foam 3 is arranged on the side wall of the rear window baffle 2, a main control board 4 is fixedly arranged inside the main body 1, an interface opening 21 is opened on the side wall of the rear window baffle 2, an external interface 41 is opened on the side wall of the main control board 4, the external interface 41 is closely attached to the conductive foam 3, the conductive foam 3 and the main control board 4 are tightly attached without any gap, the main body 1 is an aluminum alloy shell, the overall structural strength is high, and the shielding effect is good, the main body 1, the rear window baffle 2, the conductive foam 3 and the main control board 4 form a metal shielding structure, which produces a good shielding effect and reduces electromagnetic interference to the equipment.

[0022] The rear window bezel 2 is fixed to the inside of the mounting compartment 11 by means of screws.

[0023] A screw hole is provided inside the rear window baffle 2 , and a screw hole which is aligned with the rear window baffle 2 is provided inside the installation compartment 11 .

[0024] The adhesive-containing side of the conductive foam 3 is correspondingly adhered and fixed to the side wall of the rear window baffle 2 .

[0025] The main control board 4 is fixed to the main body 1 by screws, and the screw threads are arranged on the riveting nut columns 12 .

[0026] Working principle:

[0027] The main body 1 is provided with an installation cabin 11 and a rivet nut column 12. The rear window baffle 2 is fixed to the installation cabin 11 by screws. The side of the conductive foam 3 containing glue is correspondingly pasted on the rear window baffle 2. The rear window baffle 2 has an interface opening 21. The main control board 4 is designed with an external interface 41. When the main control board 4 is installed, the external interface 41 is installed corresponding to the interface opening 21 of the rear window baffle 2. Finally, the screw passes through the main control board 4 and is fastened to the rivet nut 12. Finally, the main control board 4 is fixed to the main body 1. The main body 1, the rear window baffle 2, the conductive foam 3 and the main control board 4 form a metal shielding structure, which produces a good shielding effect and reduces electromagnetic interference to the equipment.

[0028] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be implemented in other specific forms without departing from the spirit or basic features of the utility model; therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description. Therefore, it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the utility model, and any figure marks in the claims should not be regarded as limiting the claims involved.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A novel electromagnetic protection device for an industrial computer interface, comprising a main body (1), characterized in that: The side wall of the main body (1) is provided with an installation cabin (11) and a pressure riveted nut column (12); the rear end of the main body (1) is provided with a rear window baffle (2); the side wall of the rear window baffle (2) is provided with a conductive foam (3); a main control board (4) is fixedly provided inside the main body (1); the side wall of the rear window baffle (2) is provided with an interface opening (21); the side wall of the main control board (4) is provided with an external interface (41); the external interface (41) is closely attached to the conductive foam (3); the conductive foam (3) and the main control board (4) are tightly attached to each other without any gap.

2. According to claim 1, a novel electromagnetic protection device for industrial computer interface is characterized in that: The rear window baffle (2) is fixed to the interior of the installation compartment (11) by means of screws.

3. According to claim 2, a new type of electromagnetic protection device for industrial computer interface is characterized in that: The rear window baffle (2) is provided with a screw hole inside, and the installation chamber (11) is provided with a screw hole aligned with the rear window baffle (2).

4. According to claim 1, the new electromagnetic protection device for industrial computer interface is characterized in that: The adhesive-containing side of the conductive foam (3) is correspondingly adhered and fixed to the side wall of the rear window baffle (2).

5. According to claim 1, the new electromagnetic protection device for industrial computer interface is characterized in that: The main control board (4) is fixed to the main body (1) by means of screws, and the screw threads are arranged on the riveting nut columns (12).

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