CN109818210B - Expansion panel for server - Google Patents

Abstract

An expansion panel of a server disclosed by the invention includes a casing, an expansion electronic component, a conductive elastic sheet and a conductive cover. The casing has an accommodating space. The expansion electronic component is located in the accommodating space and installed on the casing. The conductive elastic sheet is located in the accommodating space and installed on the casing. The conductive elastic sheet includes a connection segment, a first conductive segment, and at least a second conductive segment. The first conductive segment and the at least one second conductive segment are respectively connected to opposite sides of the connection segment. The conductive cover is installed on the casing and covers the accommodating space. Wherein, the first conductive segment is electrically abutted against the expansion electronic component. At least one second conductive segment is electrically abutted against the conductive cover.

Description

Expansion panel for server

technical field

The invention relates to an expansion panel of a server, in particular to an expansion panel of a server with electrostatic discharge protection.

Background technique

Generally, electronic devices such as servers and mainframes of desktop computers are usually provided with front panels for expansion. The front panel generally includes a housing and an electrical port for connecting a display or an external storage medium. The electrical port is installed in the casing and exposed to the outside of the casing through an opening of the casing. In this way, the display or external storage media can be connected to the host device of the server or desktop computer through the electrical port. However, when the two corresponding electrical connectors are electrically connected, electrostatic discharge (Electrostatic Discharge, ESD) is likely to be generated to damage the electronic device. Therefore, how to avoid the problem of damage to electronic equipment caused by electrostatic discharge is one of the problems that R&D personnel should solve.

SUMMARY OF THE INVENTION

The present invention provides an expansion panel for a server, so as to avoid electrostatic discharge (Electrostatic Discharge, ESD) from damaging electronic equipment.

An expansion panel of a server disclosed in an embodiment of the present invention includes a casing, an expansion electronic component, a conductive elastic sheet, and a conductive cover. The casing has an accommodating space. The expansion electronic component is located in the accommodating space and installed on the casing. The conductive elastic sheet is located in the accommodating space and installed on the casing. The conductive elastic sheet is located in the accommodating space and installed on the casing. The conductive elastic sheet includes a connection segment, a first conductive segment, and at least a second conductive segment. The first conductive segment and the at least one second conductive segment are respectively connected to opposite sides of the connection segment. The conductive cover is installed on the casing and covers the accommodating space. Wherein, the first conductive segment is electrically abutted against the expansion electronic component. At least one second conductive segment is electrically abutted against the conductive cover.

According to the expansion panel of the server according to the above-mentioned embodiment, the first conductive segment and the second conductive segment of the conductive elastic sheet are in electrical contact with the circuit board and the conductive cover plate respectively, so that the electrostatic discharge generated on the circuit board can be transmitted to the conductive elastic sheet. Grounded conductive cover to avoid electrostatic discharge.

The above description of the content of the present invention and the description of the following embodiments are used to demonstrate and explain the spirit and principle of the present invention, and provide further explanation for the claims of the present invention.

Description of drawings

FIG. 1 is a perspective view of an expansion panel of a server according to a first embodiment of the present invention.

FIG. 2 is an exploded schematic view of FIG. 1 .

FIG. 3 is a perspective view of the conductive elastic sheet of FIG. 2 .

FIG. 4 is a cross-sectional view of FIG. 1 .

FIG. 5 is a partial enlarged schematic view of FIG. 4 .

Among them, reference numerals:

Expansion panels for servers 10

shell 100

carrying part 110

Support 120

Opening 130

Expansion electronics 200

circuit board 210

first side 211

second side 212

Conductive gasket 213

first piercing 214

Expansion Electrical Connector 220

Conductive Shrapnel 300

Connection segment 310

first conductive segment 320

body 321

Second perforation 3211

Elastic protrusion 322

second conductive segment 330

Back Buckle 340

Compression structure 341

Conductive cover 500

first lock 610

Second lock 620

Accommodating space S

Detailed ways

The detailed features and advantages of the present invention are described in detail below in the embodiments, and the contents are sufficient to enable those skilled in the art to understand the technical content of the present invention and implement them accordingly, and based on the contents disclosed in this specification, claims and drawings , the related objects and advantages of the present invention can be easily understood by those skilled in the art. The following examples are intended to further illustrate the point of the present invention in detail, but do not limit the scope of the present invention in any point of view.

See Figures 1 to 5. FIG. 1 is a perspective view of an expansion panel of a server according to a first embodiment of the present invention. FIG. 2 is an exploded schematic view of FIG. 1 . FIG. 3 is a perspective view of the conductive elastic sheet of FIG. 2 . FIG. 4 is a cross-sectional view of FIG. 1 . FIG. 5 is a partial enlarged schematic view of FIG. 4 .

The expansion panel 10 of the server in this embodiment includes a casing 100 , an expansion electronic component 200 , a conductive elastic sheet 300 , an adhesive member 400 and a conductive cover 500 .

The casing 100 is, for example, a shell made of metal material or plastic material. The casing 100 has an accommodating space S. In addition, the casing 100 also has a bearing portion 110 , a support portion 120 and an opening 130 . The carrying portion 110 and the supporting portion 120 are located in the accommodating space S. The bearing portion 110 is, for example, a plastic column with screw holes. The support portion 120 is, for example, a plastic plate. The opening 130 communicates with the accommodating space S.

The expansion electronic assembly 200 is located in the accommodating space S, and is installed in the casing 100 . In addition, the expansion electronic assembly 200 includes a circuit board 210 and an expansion electrical connector 220 . The circuit board 210 has a first surface 211 and a second surface 212 opposite to each other. The first surface 211 of the circuit board 210 faces the bearing portion 110 . The expansion electrical connector 220 is disposed on the first surface 211 of the circuit board 210 and partially located outside the casing 100 through the opening 130 . In addition, the circuit board 210 also has a conductive pad 213 and a first through hole 214 . The conductive pad 213 is disposed on the first surface 211 of the circuit board 210 . The first through holes 214 penetrate through the first surface 211 and the second surface 212 .

The conductive elastic sheet 300 is located in the accommodating space S, and is installed in the casing 100 . The conductive elastic sheet 300 includes a connection segment 310 , a first conductive segment 320 , two second conductive segments 330 and a back buckle segment 340 . The first conductive segment 320 is connected to one side of the connection segment 310 and sandwiched between the circuit board 210 and the bearing portion 110 , that is, the first conductive segment 320 is stacked on the bearing portion 110 .

The first conductive segment 320 includes a body portion 321 and two elastic protrusions 322 . The body portion 321 is, for example, a flat plate, and is connected to the connecting section 310 . The body portion 321 has a second through hole 3211 . The two elastic protrusions 322 are located on opposite sides of the second through hole 3211 , and the two elastic protrusions 322 protrude from the side of the body portion 321 away from the bearing portion 1100 and press against the conductive pad 213 of the circuit board 210 . In this way, the quality of the electrical contact between the first conductive segment 320 and the conductive pad 213 of the circuit board 210 can be provided by the design of the two elastic protrusions 322 .

In addition, the expansion panel 10 of the server may further include a first locking member 610 , the first locking member 610 penetrates the first through hole 214 and the second through hole 3211 and is locked to the bearing portion 110 , so as to connect the expansion electronic component 200 . The circuit board 210 and the conductive elastic sheet 300 are fixed on the bearing portion 110 .

In addition, in this embodiment, the number of the elastic protrusions 322 is two, but not limited thereto. In other embodiments, the number of elastic protrusions may be only single.

Parts of the two second conductive segments 330 are arc-shaped. The two second conductive segments 330 are connected to opposite sides of the connection segment 310 , and the first conductive segment 320 and the two second conductive segments 330 both extend and protrude toward the same side of the connection segment 310 . In this embodiment, the first conductive segment 320 and the two second conductive segments 330 both extend and protrude toward the same side of the connection segment 310 , but not limited to this. In other embodiments, the first conductive segment and the two second conductive segments extend and protrude toward different sides of the connecting segment respectively.

The back buckle segment 340 is connected to the connection segment 310 , and the first conductive segment 320 and the two second conductive segments 330 protrude from the same surface of the connection segment 310 . The back buckle section 340 protrudes from the opposite side of the connecting section 310 . The connection section 310 and the back buckle section 340 are jointly clamped on the support portion 120 . In addition, the back buckle section 340 has a pressing structure 341 , and the pressing structure 341 of the back buckle section 340 can enhance the clamping force between the conductive elastic sheet 300 and the support portion 120 .

In this embodiment, the number of the second conductive segments 330 is two, but not limited thereto. In other embodiments, the number of the second conductive segments may be only single.

The conductive cover 500 is mounted on the casing 100 and covers the accommodating space S. The conductive cover 500 is used to be installed in a cabinet (not shown) of the server for grounding. In addition, the second conductive segment 330 abuts against the conductive cover 500 in an arc shape, so as to provide the quality of electrical contact between the second conductive segment 330 and the conductive cover 500 .

In addition, the expansion panel 10 of the server may further include two second locking members 620 . The conductive cover 500 is locked to the housing 100 through the second locking member 620 .

In this embodiment, the number of the second locking members 620 is two, but not limited thereto. In other embodiments, the number of the second locking pieces may be only single.

In this embodiment, the assembling sequence of the expansion electronic component 200 , the conductive elastic sheet 300 and the conductive cover 500 is, for example, to fix the conductive elastic sheet 300 to the bearing portion 110 and the support portion 120 of the casing 100 in sequence. Next, the expansion electronic component 200 is stacked on the first conductive segment 320 of the conductive elastic sheet 300 . Next, the expansion electronic assembly 200 and the conductive elastic sheet 300 are locked to the casing 100 through the first locking member 610 . Next, the conductive cover 500 is locked to the housing 100 by the second locking member 620 .

The first conductive segment 320 of the conductive elastic sheet 300 electrically contacts the conductive pad 213 of the circuit board 210, and the second conductive segment 330 of the conductive elastic sheet 300 electrically contacts the conductive cover plate 500 in an arc shape, so that the circuit board 210 The electrostatic discharge (ElectroStatic Discharge, ESD) generated on the above can be guided to the grounded conductive cover 500 through the conductive elastic sheet 300 . In this way, the electrostatic discharge phenomenon can be avoided through the design of the conductive elastic sheet 300 .

According to the expansion panel of the server according to the above-mentioned embodiment, the first conductive segment and the second conductive segment of the conductive elastic sheet are in electrical contact with the circuit board and the conductive cover plate respectively, so that the electrostatic discharge generated on the circuit board can be transmitted to the conductive elastic sheet. Grounded conductive cover to avoid electrostatic discharge.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention. Any person skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, The protection scope of the present invention shall be determined by the scope defined by the appended claims.

Claims (8)

1. An expansion panel for a server, comprising:

a housing having an accommodating space;

an expansion electronic component, located in the containing space and installed in the shell;

the conductive elastic sheet is positioned in the accommodating space and is arranged on the shell, the conductive elastic sheet comprises a connecting section, a first conductive section and at least one second conductive section, and the first conductive section and the at least one second conductive section are respectively connected to two opposite sides of the connecting section; and

a conductive cover body arranged on the shell and sealing the accommodating space;

the first conductive segment is electrically abutted against the extended electronic component, and the at least one second conductive segment is electrically abutted against the conductive cover body;

the shell is also provided with a bearing part, the bearing part is positioned in the accommodating space, and the first conductive section is superposed on the bearing part;

the expansion electronic component comprises a circuit board and an expansion electric connector, the expansion electric connector is arranged on the circuit board, the first conductive section comprises a body part and at least one elastic convex part, the body part is connected with the connecting section, and the at least one elastic convex part protrudes out of one side of the body part close to the at least one second conductive section and is pressed against the circuit board.

2. The expansion panel of the server according to claim 1, wherein the housing further has a supporting plate, the supporting plate is located in the accommodating space, the conductive elastic piece further includes a back-buckle section, the back-buckle section is connected to the connecting section, the first conductive section and the at least one second conductive section protrude from a same surface of the connecting section, the back-buckle section protrudes from an opposite surface of the connecting section, and the connecting section and the back-buckle section are clamped to the supporting plate.

3. The expansion panel of claim 2, wherein the back-buckle section has a pressing structure, and the pressing structure of the back-buckle section is pressed against the supporting plate.

4. The expansion panel of the server according to claim 1, further comprising a first locking member, wherein the circuit board has a first through hole, the main body has a second through hole, and the first locking member penetrates through the first through hole and the second through hole and is locked to the supporting member.

5. The expansion panel of claim 4, wherein the number of the at least one resilient protrusion is two, and two resilient protrusions are located on opposite sides of the second through hole.

6. The expansion panel of server of claim 4, further comprising at least a second locking element, wherein the conductive cover is locked to the housing by the second locking element.

7. The expansion panel of claim 1, wherein a portion of the at least one second conductive segment is curved, and the second conductive segment abuts against the conductive cover in a curved shape.

8. The expansion panel of server of claim 1, wherein the number of the at least one second conductive segment is two.

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