Anti-electromagnetic interference case structure

Abstract

The utility model belongs to the field of cases, and particularly relates to an anti-electromagnetic interference case structure which comprises a rectangular case formed by assembling six metal panels. Embedding grooves I are formed in the upper sides and the lower sides of the front panel, the left side plate, the rear panel and the right side plate, the four embedding grooves I are combined to form a rectangular ring groove, an annular conductive rubber strip is arranged in the rectangular ring groove, and the top plate and the bottom plate abut against the annular conductive rubber strip after being assembled; embedded grooves II are formed in the connecting structures between every two of the front panel, the left side plate, the rear panel and the right side plate, and strip-shaped conductive rubber strips are arranged in the embedded grooves II. According to the anti-electromagnetic interference case structure provided by the utility model, the six panels are made of metal materials, and the annular conductive rubber strips and the strip-shaped conductive rubber strips are arranged at the joints of the six panels, so that a rectangular case formed by the six panels forms a complete and closed electromagnetic shielding layer, and the anti-electromagnetic interference case structure has an excellent electromagnetic shielding effect.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of machine case, specifically related to an anti-electromagnetic interference machine case structure. BACKGROUND

[0002] With the rapid development of electronic technology, the performance of computer hardware is increasingly improved, and the electromagnetic interference problem it faces is increasingly serious. Electromagnetic interference not only affects the normal work of computer hardware, but also may cause data loss or hardware damage. Therefore, it is particularly important to design a computer hardware structure with strong anti-electromagnetic interference performance. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide a computer structure with strong anti-electromagnetic interference performance and stable and reliable structure.

[0004] The utility model provides an anti-electromagnetic interference machine case structure, which comprises a rectangular machine case assembled by six metal panels, and the six panels are respectively front panel, left side plate, rear panel, right side plate, top plate and bottom plate.

[0005] The upper and lower sides of the front panel, left side plate, rear panel and right side plate are provided with embedded grooves I, and after the front panel, left side plate, rear panel and right side plate are assembled, the four embedded grooves I are combined to form a rectangular ring groove, and an annular conductive rubber strip is arranged in the rectangular ring groove, and the top plate and bottom plate are in abutment with the annular conductive rubber strip after being assembled.

[0006] The connecting structure between the front panel, left side plate, rear panel and right side plate is provided with an embedded groove II, and a strip-shaped conductive rubber strip is arranged in the embedded groove II.

[0007] Further, the connecting structure comprises a notch arranged on one of the panels, and the end face of the other panel is embedded on the notch.

[0008] Further, the embedded groove II is a strip-shaped slot arranged on the end face of the other panel.

[0009] Further, the height of the annular conductive rubber strip is greater than the depth of the rectangular ring groove.

[0010] The height of the strip-shaped conductive rubber strip is greater than the depth of the embedded groove II.

[0011] Further, the front panel, left side plate, rear panel and right side plate are detachably connected by fasteners.

[0012] Further, the top plate and bottom plate are detachably connected to the front panel, left side plate, rear panel and right side plate by fasteners.

[0013] Further, the front panel and the rear panel are provided with shielded waveguide windows.

[0014] Further, the rectangular case is provided with a fan at a position of at least one of the shielded waveguide windows.

[0015] Further, the front panel and / or the rear panel are provided with connectors.

[0016] The front panel and / or the rear panel are provided with a wire rack on one side of the inner side of the rectangular case, and the wires of the connectors are fixed to the top plate or the bottom plate through the wire rack.

[0017] Further, at least one of the panels is provided with a grounding connector.

[0018] The anti-electromagnetic interference case structure has the advantages that six panels are made of metal materials, annular conductive rubber strips and strip-shaped conductive rubber strips are arranged at the connecting positions of the six panels, the rectangular case formed by the six panels has a complete electromagnetic shielding layer, has excellent electromagnetic shielding effect, the annular conductive rubber strips and the strip-shaped conductive rubber strips can provide sealing effect and elastic buffering effect of the six panels, the annular conductive rubber strips and the strip-shaped conductive rubber strips can also improve the connecting stability of the front panel, the left side plate, the rear panel and the right side plate, and multiple functions are realized. BRIEF DESCRIPTION OF DRAWINGS

[0019] FIG. 1 is a first angle structural schematic view of the utility model; Figure 1 FIG. 2 is a second angle structural schematic view of the utility model;

[0020] FIG. 3 is a third angle structural schematic view of the utility model; Figure 2 FIG. 4 is a partial enlarged view of A in FIG. 1 (without annular conductive rubber strips and strip-shaped conductive rubber strips);

[0021] FIG. 5 is a partial enlarged view of B in FIG. 1 (with annular conductive rubber strips and strip-shaped conductive rubber strips). Figure 3 FIG. 6 is a structural schematic view of the utility model in which a top plate is hidden.

[0022] Figure 4 FIG. 7 is a structural schematic view of the utility model in which a bottom plate is hidden. Figure 3

[0023] Figure 5 Figure 3

[0024] ​​​​​In the figure, 1-rectangular case; 11-front panel; 12-left side plate; 13-rear panel; 14-right side plate; 15-top plate; 16-bottom plate; 17-embedded groove I; 171-bent part; 18-embedded groove II; 19-notch; 2-ring-shaped conductive rubber strip; 3-strip-shaped conductive rubber strip; 4-fastener; 5-shielded waveguide window; 6-fan; 7-wiring rack; 8-ground joint. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] It should be noted that all directional indications (such as up, down, front, bottom, back, top, left, right, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directional indications also change accordingly.

[0027] In addition, the description of "first", "second" and the like in the present application is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0028] In the present application, unless otherwise specifically defined and limited, the terms "connection", "fixing" and the like should be broadly understood, for example, "fixing" can be fixed connection, or detachable connection, or integral; can be mechanical connection, or electrical connection, or physical connection or wireless communication connection; can be directly connected, or indirectly connected through an intermediate medium, or the internal communication of two elements or the interaction relationship between two elements, unless otherwise specifically limited. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0029] In addition, the technical solutions of each embodiment of the present application can be combined with each other, but it must be based on the fact that a person skilled in the art can realize it, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the scope of protection required by the present application.

[0030] As shown in the accompanying drawings Figure 1 - the accompanying drawings Figure 5 The utility model provides a kind of anti-electromagnetic interference's case structure, including the rectangular case 1 of six metal panels assembly synthesis, rectangular case 1 is computer case, six panels are prepared using metal material quality (such as copper, aluminium or galvanized steel plate etc.), can form electromagnetic shield layer on one hand, effectively isolate external electromagnetic interference, ensure the normal work of computer internal circuit and component, while, can avoid computer internal circuit and component to other circuit and component of external surrounding cause electromagnetic interference, in addition, metal rectangular case 1 also has good grounding performance, can the charge of static electricity and lightning etc. be introduced into ground rapidly export, further improve the electromagnetic compatibility of computer, metal has good strength on the other hand, can guarantee the structural strength of case, six panels are front panel 11, left side plate 12, rear panel 13, right side plate 14, top plate 15 and bottom plate 16 respectively;

[0031] The upper and lower sides of the front panel 11, the left side panel 12, the rear panel 13 and the right side panel 14 are provided with fitting grooves I 17. After the front panel 11, the left side panel 12, the rear panel 13 and the right side panel 14 are assembled, specifically, the upper end of the front panel 11 is matched with the leading end of the right side panel 14, the trailing end of the right side panel 14 is matched with the upper end of the rear panel 13, the lower end of the rear panel 13 is matched with the trailing end of the left side panel 12, the leading end of the left side panel 12 is matched with the lower end of the front panel 11, the four fitting grooves I 17 combine to form a rectangular ring groove, preferably, at the connection of two adjacent fitting grooves I 17, at least one fitting groove I 17 has a bending part 171 to connect the other adjacent fitting groove I 17, a ring-shaped conductive rubber strip 2 is arranged in the rectangular ring groove, the top panel 15 and the bottom panel 16 are abutted with the ring-shaped conductive rubber strip 2 after being assembled. The arrangement of the ring-shaped conductive rubber strip 2, on the one hand, assists the cooperation of the top panel 15 and the bottom panel 16 with the front panel 11, the left side panel 12, the rear panel 13 and the right side panel 14 to form a complete electromagnetic shielding layer, greatly improving the electromagnetic shielding effect, on the other hand, can be used as a sealing ring to avoid external foreign matters entering the inside of the rectangular cabinet 1 through the connection between the top panel 15 and the bottom panel 16 and the front panel 11, the left side panel 12, the rear panel 13 and the right side panel 14, on the other hand, the ring-shaped conductive rubber strip 2 is fixed in the fitting grooves I 17 of the front panel 11, the left side panel 12, the rear panel 13 and the right side panel 14, which can assist the assembly of the front panel 11, the left side panel 12, the rear panel 13 and the right side panel 14, finally, the ring-shaped conductive rubber strip 2 can also be used as an elastic buffer component to improve the elastic buffer between the front panel 11, the left side panel 12, the rear panel 13 and the right side panel 14 and between the front panel 11, the left side panel 12, the rear panel 13 and the right side panel 14 and the top panel 15 and the bottom panel 16; in this embodiment, the ring-shaped conductive rubber strip 2 can be installed only after the front panel 11, the left side panel 12, the rear panel 13 and the right side panel 14 are assembled;

[0032] The connecting structure between the front panel 11, the left side plate 12, the rear panel 13 and the right side plate 14 is provided with a matching groove II 18, that is, the upper end of the front panel 11 and the head end of the right side plate 14 along the connecting structure of the top plate 15 to the bottom plate 16, the tail end of the right side plate 14 and the upper end of the rear panel 13 along the connecting structure of the top plate 15 to the bottom plate 16, the lower end of the rear panel 13 and the tail end of the left side plate 12 along the connecting structure of the top plate 15 to the bottom plate 16, and the front end of the left side plate 12 and the lower end of the front panel 11 along the connecting structure of the top plate 15 to the bottom plate 16, and the four connecting structures are provided with the matching groove II 18, and a strip-shaped conductive rubber strip 3 is arranged in each matching groove II 18, preferably, one end of the strip-shaped conductive rubber strip 3 abuts against the top plate 15, and the other end abuts against the bottom plate 16, and the strip-shaped conductive rubber strip 3 is arranged, on the one hand, to assist the cooperation of the front panel 11 and the right side plate 14, the right side plate 14 and the rear panel 13, the rear panel 13 and the left side plate 12, and the left side plate 12 and the front panel 11, so that a complete electromagnetic shielding layer is formed, and the electromagnetic shielding effect is greatly improved, on the other hand, the strip-shaped conductive rubber strip 3 can be used as a sealing ring to prevent external foreign matters from entering the rectangular cabinet 1 through the connecting structure of the front panel 11 and the right side plate 14, the right side plate 14 and the rear panel 13, the rear panel 13 and the left side plate 12, and the left side plate 12 and the front panel 11, and on the other hand, the strip-shaped conductive rubber strip 3 can be used as an elastic buffer component to improve the elastic buffer between the front panel 11, the left side plate 12, the rear panel 13 and the right side plate 14.

[0033] The rectangular cabinet 1 formed by the six panels has a complete electromagnetic shielding layer, has excellent electromagnetic shielding effect, and the annular conductive rubber strip 2 and the strip-shaped conductive rubber strip 3 can also provide sealing effect and elastic buffer effect of the six panels, and the annular conductive rubber strip 2 and the strip-shaped conductive rubber strip 3 can also reinforce the connection stability of the front panel 11, the left side plate 12, the rear panel 13 and the right side plate 14, and realize multiple functions.

[0034] In one embodiment, the connecting structure comprises a notch 19 arranged on one of the panels, and the end surface of the other panel is arranged in the notch 19. In this embodiment, the notch 19 is arranged as a mounting positioning groove of the end surface of the other panel, and facilitates the fixation of the adjacent two panels, and in a specific embodiment, the head and tail ends of the right side plate 14 and the left side plate 12 are provided with notches 19, and the upper and lower ends of the front panel 11 and the rear panel 13 are matched with the notches 19.

[0035] In one of the embodiments, the embedded slot II 18 is a strip-shaped slot arranged on the end face of another panel, that is, the embedded slot II 18 is arranged on the end face of the panel without the notch 19, at this time, the strip-shaped conductive rubber strip 3 can be conveniently fixed in advance with the embedded slot II 18.

[0036] In one of the embodiments, the height of the annular conductive rubber strip 2 is greater than the depth of the rectangular annular slot, that is, after the annular conductive rubber strip 2 is installed in the rectangular annular slot, the outer end of the annular conductive rubber strip 2 protrudes from the slot of the rectangular annular slot, at this time, after the top plate 15 and the bottom plate 16 are installed, the inner side of the top plate 15 and the bottom plate 16 abut against the protruding part of the annular conductive rubber strip 2, which can provide better electromagnetic shielding effect on one hand, and can provide sealing and elastic buffering effect for the top plate 15 and the bottom plate 16 on the other hand.

[0037] The height of the strip-shaped conductive rubber strip 3 is greater than the depth of the embedded slot II 18, that is, after the strip-shaped conductive rubber strip 3 is installed in the rectangular annular slot, the outer end of the strip-shaped conductive rubber strip 3 protrudes from the slot of the embedded slot II 18, at this time, after the panel is installed on the notch 19, the bottom of the notch 19 can abut against the protruding part of the strip-shaped conductive rubber strip 3, which can provide better electromagnetic shielding effect between the front panel 11, the left side plate 12, the rear panel 13 and the right side plate 14 on one hand, and can provide sealing and elastic buffering effect between the front panel 11, the left side plate 12, the rear panel 13 and the right side plate 14 on the other hand.

[0038] In one of the embodiments, the front panel 11, the left side plate 12, the rear panel 13 and the right side plate 14 are detachably connected by the fastener 4, which can be a buckle structure or a bolt fastener, in the embodiment, the front panel 11, the left side plate 12, the rear panel 13 and the right side plate 14 can be conveniently disassembled and assembled, and the strip-shaped conductive rubber strip 3 can be conveniently installed.

[0039] In one of the embodiments, the top plate 15 and the bottom plate 16 are detachably connected to the front panel 11, the left side plate 12, the rear panel 13 and the right side plate 14 by the fastener 4, similarly, the fastener 4 can be a buckle structure or a bolt fastener, in the embodiment, the top plate 15 and the bottom plate 16 are connected to the side edges of the four panels of the front panel 11, the left side plate 12, the rear panel 13 and the right side plate 14, thereby the connection strength of the front panel 11, the left side plate 12, the rear panel 13 and the right side plate 14 can be reinforced, and the top plate 15 and the bottom plate 16 can also abut against the annular conductive rubber strip 2.

[0040] In one embodiment, the front panel 11 and the rear panel 13 are provided with shielding waveguide windows 5, which are arranged to prevent electromagnetic signals from passing through on the basis of realizing air circulation in the inner wall of the rectangular cabinet 1, thereby dissipating heat from the circuits and components in the rectangular cabinet 1, while avoiding electromagnetic leakage of the circuits and components, or avoiding external electromagnetic influence on the normal use of the circuits and components in the rectangular cabinet 1.

[0041] In this embodiment, the shielding waveguide windows 5 are arranged on the front panel 11 and the rear panel 13, which can form a convection air duct to improve the heat dissipation effect.

[0042] In one embodiment, at least one shielding waveguide window 5 in the rectangular cabinet 1 is provided with a fan 6, which further improves the heat dissipation effect in the rectangular cabinet 1.

[0043] In one embodiment, the front panel 11 and / or the rear panel 13 are provided with connectors for connecting the computer to external devices.

[0044] The front panel 11 and / or the rear panel 13 are provided with a wiring rack 7 on one side of the inner side of the rectangular cabinet 1, and the wiring of the connector is fixed to the side of the top plate 15 or the bottom plate 16 through the wiring rack 7, thereby allowing the connector on the front panel 11 and / or the rear panel 13 to be connected away from the air duct position, avoiding the influence of the cable on the heat dissipation effect of the air duct.

[0045] In one embodiment, at least one panel is provided with a grounding connector 8, which can quickly discharge the charges such as static electricity and lightning into the ground, and guide the electromagnetic interference signals into the ground, thereby avoiding the formation of electromagnetic interference in the hardware, further improving the electromagnetic compatibility of the computer, and improving the safety of the computer.

[0046] The above is only an embodiment of the present application, and does not limit the present application. Any person skilled in the art can make many possible changes, modifications or modifications to the technical solution of the present application without departing from the scope of the technical solution of the present application, and the equivalent embodiments of equivalent changes. Therefore, any simple modification, equivalent change and modification of the above embodiments made according to the technical essence of the present application shall fall within the scope of protection of the technical solution of the present application.

Claims

1. A chassis structure that resists electromagnetic interference, characterized in that: A rectangular chassis (1) is assembled from six metal panels, wherein the six panels are a front panel (11), a left side panel (12), a rear panel (13), a right side panel (14), a top panel (15) and a bottom panel (16); The front panel (11), the left side panel (12), the rear panel (13) and the right side panel (14) are provided with a fitting groove I (17) on both the upper and lower sides. After the front panel (11), the left side panel (12), the rear panel (13) and the right side panel (14) are assembled, the four fitting grooves I (17) are combined to form a rectangular ring groove. An annular conductive rubber strip (2) is provided in the rectangular ring groove. After the top panel (15) and the bottom panel (16) are assembled, they abut against the annular conductive rubber strip (2). The connection structures between the front panel (11), the left side panel (12), the rear panel (13) and the right side panel (14) are provided with an embedding groove II (18), and a strip-shaped conductive rubber strip (3) is provided in the embedding groove II (18).

2. The anti-electromagnetic interference chassis structure according to claim 1, wherein: The connection structure comprises a notch (19) provided on one of the panels, and an end surface of the other panel is embedded in the notch (19).

3. The electromagnetic interference resistant chassis structure according to claim 2, wherein: The engaging groove II (18) is a strip-shaped groove provided on the end surface of the other panel.

4. The electromagnetic interference resistant chassis structure according to claim 1, wherein: The height of the annular conductive rubber strip (2) is greater than the depth of the rectangular annular groove; The height of the strip-shaped conductive rubber strip (3) is greater than the depth of the fitting groove II (18).

5. The electromagnetic interference resistant chassis structure according to claim 1, wherein: The front panel (11), the left side panel (12), the rear panel (13) and the right side panel (14) are detachably connected in pairs via fasteners (4).

6. The electromagnetic interference resistant chassis structure according to claim 5, wherein: The top plate (15) and the bottom plate (16) are detachably connected to the front panel (11), the left side panel (12), the rear panel (13) and the right side panel (14) via fasteners (4).

7. The electromagnetic interference resistant chassis structure according to any one of claims 1 to 6, characterized in that: Shielding waveguide windows (5) are provided on the front panel (11) and the rear panel (13).

8. The electromagnetic interference resistant chassis structure according to claim 7, wherein: A fan (6) is provided in the rectangular chassis (1) at least at the position of one shielding waveguide window (5).

9. The electromagnetic interference resistant chassis structure according to claim 7, wherein: The front panel (11) and / or the rear panel (13) are provided with a joint; The front panel (11) and / or the rear panel (13) are located on the inner side of the rectangular case (1) and are provided with a wiring rack (7). The wiring of the connector is fixed to the top plate (15) or the bottom plate (16) through the wiring rack (7).

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