CN212061075U - Server case with electromagnetic compatibility - Google Patents

Abstract

The utility model provides a server machine case with electromagnetic compatibility, the power distribution box comprises a box body, the box is including installing in the front panel of box front end, installing in the rear panel of box rear end, installing in the front shroud of box top front end, installing in the back shroud of box top rear end and setting up respectively under the box, left and right trilateral shell body, front panel, rear panel, front shroud, back shroud and set up in down, left and right trilateral shell body and constitute the seal jointly, server machine case still includes ground terminal and card line device, card line device is fixed in on the rear panel, ground terminal can reset ground and card line device rotate and be connected, ground terminal passes through earth conductor and is connected with the earth. The electromagnetic shielding effect of the server case is effectively enhanced by the sealing design; the grounding design prevents the action of an external interference field and avoids the interference caused by internal discharge due to electrostatic high voltage; the wire clamping device is simple in structure and can realize quick assembly and disassembly of the grounding wire.

Description

Server case with electromagnetic compatibility

Technical Field

The utility model relates to a server machine case technical field, in particular to server machine case with electromagnetic compatibility.

Background

In the era of rapid development of electronic devices, the electromagnetic compatibility of electronic devices has become an important technical index that must be fully considered in design and development, and the electromagnetic compatibility is that the electronic devices can operate well in the electromagnetic environment and do not generate any electromagnetic interference capability that is hard to bear on the environment where the electronic devices are located.

The case is a carrier of most parts of the computer, is used as one part of computer accessories and has the main function of placing and fixing the computer accessories to play a role in supporting and protecting. The chassis is subjected to electromagnetic interference when working, which may cause problems, and in addition, a host in the chassis generates a large amount of electromagnetic radiation when working, and if not prevented, interference is generated on surrounding equipment to influence normal work of the equipment, so that the electromagnetic compatibility needs to be improved.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a server machine case with electromagnetic compatibility can prevent other electronic equipment's electromagnetic interference on the one hand, and on the other hand can guarantee again that the server can all normally stable operation in various environment.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this: the utility model provides a server machine case with electromagnetic compatibility, the power distribution box comprises a box body, the box is including installing in the front panel of box front end, installing in the rear panel of box rear end, installing in the front shroud of box top front end, installing in the back shroud of box top rear end and setting up respectively under the box, left and right trilateral shell body, front panel, rear panel, front shroud, back shroud and set up in down, left and right trilateral shell body and constitute the seal jointly, server machine case still includes ground terminal and card line device, card line device is fixed in on the rear panel, ground terminal can reset ground and card line device rotate and be connected, ground terminal passes through earth conductor and is connected with the earth.

Furthermore, the middle part of the grounding terminal is oppositely provided with two convex blocks at intervals, and the grounding terminal is rotatably connected with the wire clamping device through the two convex blocks.

Further, the wire clamping device comprises a base, a return spring and a fixing pin, a groove used for accommodating the two convex blocks is formed in the base, the return spring is abutted between the two convex blocks, and the fixing pin penetrates through the base, the convex blocks and the return spring to connect the grounding terminal and the wire clamping device together.

Further, the base is of an L-shaped or T-shaped structure.

Further, the base includes fixed block and rather than fixed connection's support, the fixed block is fixed in on the rear panel, the recess is seted up on the support.

Furthermore, a clamping groove for clamping the grounding wire is arranged at the upper part of the grounding terminal, and the arrangement surface of the clamping groove on the grounding terminal and the arrangement surfaces of the two bumps are non-adjacent surfaces.

Furthermore, the rear cover plate is fixed on the box body through a button screw.

Furthermore, the rear cover plate is fixed on the case through two button screws, and the two button screws are symmetrically arranged at the front end of the rear cover plate.

Compared with the prior art, on one hand, the server case with the structure has the advantages that the case body, the front panel, the rear panel, the front cover plate and the rear cover plate jointly form the sealing body, so that the isolation between the server case and other electronic equipment is enhanced, and the electromagnetic shielding effect of the server case is effectively enhanced; on the other hand, the grounding design improves the working stability of the equipment system, prevents the action of an external interference field, effectively inhibits interference, releases static charges accumulated on the case, avoids the interference caused by internal discharge caused by static high voltage, and provides safety guarantee for equipment and operators.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation.

Fig. 1 is a schematic structural diagram of a server chassis with electromagnetic compatibility according to the present invention;

fig. 2 is a schematic structural view of the connection between the connection terminal and the wire clamping device in fig. 1;

fig. 3 is an explosion diagram of the connection between the connection terminal and the wire clamping device of the present invention.

The corresponding relation of the reference numbers is as follows:

1. case 2, front panel 3, rear panel

4. Front cover plate 5, rear cover plate 6, ground terminal

7. Wire clamping device 8, grounding wire 9 and button screw

10. Heat dissipation hole 61, bump 62, and engaging groove

71. Base 72, return spring 73, fixed pin

74. Groove 711, fixed block 712 and support

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in FIG. 1, the present invention provides an electromagnetic compatibility server case, which comprises a case 1, a ground terminal 6 and a wire clamping device 7, wherein the case 1 comprises a front panel 2 installed at the front end of the case 1, a rear panel 3 installed at the rear end of the case 1, a front cover plate 4 installed at the front end of the top of the case 1, a rear cover plate 5 installed at the rear end of the top of the case 1, and outer shells respectively arranged at the lower, left and right sides of the case 1, the front panel 2, the rear panel 3, the front cover plate 4, the rear cover plate 5, and the outer shells arranged at the lower, left and right sides together form a sealing body, preferably, the front cover plate 4 and the rear cover plate 5 are both fixed on the case 1 by a button screw 9, so as to reduce the contact resistance of the sealing body to the minimum, the wire clamping device 7 is fixed on the rear panel 3, the ground terminal 6 is connected with the wire, the wire clamping device 7 can conveniently and quickly disassemble and assemble the grounding wire 8, and the grounding terminal 6 is connected with the ground through the grounding wire 8. It should be noted that, in order to improve the sealing performance of the box body 1, a small number of heat dissipation holes 10 are formed in the outer shells of the left and right sides of the box body 1, and the heat dissipation holes 10 are optimally designed, so that the area of the holes is reduced as much as possible, and the electromagnetic shielding capability of the server chassis is enhanced. Through the setting, server machine case and other electronic equipment's isolated has been strengthened in sealed design, the effectual electromagnetic shield effect that has strengthened server machine case, and the ground connection design has prevented external interference field effect, and the effectual interference that has suppressed, and can release the static charge that accumulates on the machine case, avoid static high voltage to lead to internal discharge and cause the interference, provide the safety guarantee for equipment and operating personnel.

Specifically, referring to fig. 2 and 3, two projections 61 are oppositely and separately disposed in the middle of the ground terminal 6, the ground terminal 6 is rotatably connected to the wire clamping device 7 through the two projections 61, a card slot 62 for clamping the ground wire 8 is disposed in the upper portion of the ground terminal 6, and the installation surface of the card slot 62 on the ground terminal 6 and the installation surface of the two projections 61 are non-adjacent surfaces, that is, the card slot 62 and the two projections 61 are disposed in a back-to-back manner.

Meanwhile, referring to fig. 2 and 3, the wire clamping device 7 includes a base 71, a return spring 72 and a fixing pin 73, a groove 74 for accommodating the two bumps 61 is formed on the base 71, the return spring 72 abuts between the two bumps 61, and the fixing pin 73 penetrates through the base 71, the bumps 61 and the return spring 72 to connect the ground terminal 6 and the wire clamping device 7 together. The utility model discloses dial ground terminal 6 before installing earth conductor 8, insert earth conductor 8 again, open earth terminal 6 again, because reset spring 72 elasticity return stroke can bounce back earth terminal 6 to the initial position, earth conductor 8 blocks promptly on earth terminal 6, can realize ground connection; if the grounding conductor 8 needs to be taken out, namely the grounding terminal 6 is pulled out, the grounding conductor 8 can be taken out, and the quick disassembly and assembly can be realized. Preferably, the base 71 includes a fixing block 711 and a support 712 fixedly connected thereto, the fixing block 711 is fixed on the rear panel 3, and the groove 74 is opened on the support 712. The base 71 formed by the fixing block 711 and the support 712 has an L-shaped or T-shaped structure, but is not limited thereto.

As the utility model discloses a preferred embodiment, for further having strengthened server machine case and other electronic equipment's isolated, the effectual electromagnetic shield effect who has strengthened the server, back shroud 5 and front shroud 4 can reduce the contact resistance of assembly to minimum on being fixed in box 1 through button screw 9. Preferably, the rear cover plate 5 is fixed on the chassis through two button screws 9, and the two button screws 9 are symmetrically arranged at the front end of the front cover plate 4; the front cover plate 4 is fixed on the case through two button screws 9, and the two button screws 9 are symmetrically arranged at the rear end of the front cover plate 4.

To sum up, the utility model has the advantages of as follows:

1) the box body 1 of the server case is hermetically designed, so that the isolation between the server case and other electronic equipment is enhanced, and the electromagnetic shielding effect of the server case is effectively enhanced;

2) the rear panel 3 of the server case is provided with the grounding terminal 6, and the grounding terminal 6 can be connected with the ground, so that the server case is used as a zero potential, namely a ground potential, thereby ensuring good grounding of equipment, namely ensuring good electromagnetic compatibility effect of the equipment;

3) convenient card traditional thread binding putting 7, can convenient and fast carry out the dismouting with earth conductor 8, simple structure easy dismounting has improved the operating efficiency.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a server machine case with electromagnetic compatibility, includes the box, the box is including installing in the front panel of box front end, installing in the rear panel of box rear end, installing in the front shroud of box top front end, installing in the back shroud of box top rear end and setting up respectively under the box, left and right trilateral shell body, a serial communication port, front panel, rear panel, front shroud, back shroud and set up and constitute the seal jointly in lower, left and right trilateral shell body, server machine case still includes ground terminal and card line device, card line device is fixed in on the rear panel, ground terminal can reset ground and card line device rotate and be connected, ground terminal passes through earth conductor and ground connection.

2. The server casing with electromagnetic compatibility according to claim 1, wherein the middle portion of the ground terminal is provided with two protrusions oppositely and at intervals, and the ground terminal is rotatably connected with the wire clamping device through the two protrusions.

3. The server case with electromagnetic compatibility according to claim 2, wherein the wire clamping device includes a base, a return spring, and a fixing pin, the base is provided with a groove for accommodating the two protrusions, the return spring abuts between the two protrusions, and the fixing pin passes through the base, the protrusions, and the return spring to connect the ground terminal and the wire clamping device.

4. The server chassis with electromagnetic compatibility of claim 3, wherein the base is in an L-shaped or T-shaped configuration.

5. The server case with electromagnetic compatibility according to claim 4, wherein the base includes a fixing block and a support fixedly connected thereto, the fixing block is fixed to the rear panel, and the groove is provided in the support.

6. The server casing with electromagnetic compatibility according to claim 2, wherein a card slot for engaging with a ground wire is disposed at an upper portion of the ground terminal, and an arrangement surface of the card slot on the ground terminal and an arrangement surface of the two bumps are non-adjacent surfaces.

7. The server casing with electromagnetic compatibility according to any one of claims 1 to 6, wherein the rear cover plate is fixed to the casing by a button screw.

8. The server casing with electromagnetic compatibility of claim 7, wherein the back cover plate is fixed on the casing by two button screws, and the two button screws are symmetrically arranged at the front end of the back cover plate.

9. The server casing with electromagnetic compatibility of claim 8, wherein the front cover is fixed to the casing by a button screw.

10. The server case with electromagnetic compatibility according to claim 1, wherein the casing is provided with a plurality of heat dissipation holes on the outer casing of the left and right sides.

Images