TWI775238B - Internet switch apparatus - Google Patents

Abstract

An internet switch apparatus is disclosed in the present invention. The internet switch apparatus includes a chassis, a plurality of rollers, a switch, and two guide rails. The guide rails are disposed on two external surfaces of the switch and each has an upper restraint segment and a down restraint segment. The rollers are disposed on two inner surfaces of the chassis and corresponding to the guide rails. When the switch assembles to the chassis along a first direction, the guide rails restrain the rollers and guided by the rollers so as to make the switch assemble to the chassis smoothly and prevent the switch out of the first direction.

Description

network switch device

The present invention relates to a device, especially a network switch device.

The data center is a physical device used to store important applications and data, and its design is based on computing and storage resources, sharing applications and data, and therefore, data will be transmitted. Usually a data center will contain at least one network switch device. A network switch device usually consists of a chassis and a network switch. Line cards (also called boards) in network switches are responsible for the exchange and transmission of network packets.

Please refer to the first figure and the second figure, wherein the first figure is a schematic diagram of a network switch device in the prior art; and the second figure is a schematic diagram of another network switch device in the prior art.

As shown in the first figure, a network switch device PA1 includes a casing PA11, a plurality of network switches PA12 (drawing four to indicate one of them) and a plurality of guide rails PA13 (drawing six in the drawing) mark one of them). The guide rails PA13 are arranged in the casing PA11 in pairs corresponding to the bottom of the network switch PA12. However, when the network switch PA12 and the guide rail PA13 are usually iron parts, the mutual abrasion during assembly or disassembly is likely to produce iron filings, which may cause a short circuit of the circuit board of the network switch below, and when the network switch When the weight of PA12 is heavy, the frictional resistance when assembling or disassembling is also large, which makes it difficult to assemble or disassemble.

As shown in the second figure, another network switch device PA1a includes a casing PA11a, a plurality of network switches PA12a (drawing one of the four markers in the drawing), and a plurality of guide rails PA13a (drawing six in the drawing). One of the symbols is indicated) and a plurality of scroll wheels PA14a (one of the eight symbols is drawn in the drawing). The rollers PA14a are provided in pairs corresponding to both sides of the network switch PA12a. The guide rails PA13a are provided in the casing PA11a in pairs corresponding to the rollers PA14a. Therefore, the network switch PA12a rolls on the guide rail PA13a by the roller PA14a, thereby facilitating assembly and disassembly. However, only the guide rail PA13a supports the lower part of the roller PA14a. When the network switch PA12a is disassembled for a certain distance, it is easy to tilt up and hit the upper casing PA11a or the upper net due to the lack of support and its weight. Road switch PA12a.

In practice, the chassis PA11 and PA11a are usually cut and bent inward to form the guide rails PA13 and PA13a. The bending angle and the cutting gap are prone to tolerances, which may lead to problems such as positioning or assembly and disassembly. Sliding of roller PA14a. Therefore, there is room for improvement in the prior art.

In view of the existing and derived problems in the prior art, the network switch is assembled in or disassembled from the casing using guide rails or rollers. One of the main objectives of the present invention is to provide a network switch device for solving at least one of the problems in the prior art.

In order to solve the problems of the prior art, the present invention adopts the necessary technical means to provide a network switch device, which includes a casing, a plurality of rollers, a network switch and two guide rails. The casing has two inner walls facing each other. The rollers are arranged on the two inner wall surfaces in pairs. The network switch has two outer wall surfaces corresponding to the two inner wall surfaces. The guide rails are arranged on the two outer walls corresponding to each other, and each has an upper limit section, a side connecting section and a lower limit section, the upper limit section and the lower limit section are parallel, and the side connecting sections respectively connect the upper limit section and the lower limit section. Wherein, when the network switch is operated to be assembled into the casing along an assembly direction, the two guide rails use the upper limit section and the lower limit section to limit rollers correspondingly, so as to limit the network switch in the assembly direction, and The two guide rails are guided by the rollers to drive the network switch to move along the assembly direction until it is assembled into the casing.

On the basis of the above necessary technical means, an auxiliary technical means derived from the present invention is to make the casing in the network switch device further have a plurality of auxiliary abutting surfaces opposite to each other, and any auxiliary abutting surface is located at Between two adjacent ones of the rollers, when the network switch moves into the casing along the assembly direction, it is used to abut the upper limit section.

On the basis of the above-mentioned necessary technical means, an auxiliary technical means derived from the present invention is to make the casing in the network switch device further open with a plurality of through holes.

On the basis of the above necessary technical means, an auxiliary technical means derived from the present invention is to make the casing in the network switch equipment further include a plurality of cutting boards, and the cutting boards protrude inward from the casing and form auxiliary Abut the top surface and the through hole.

On the basis of the above necessary technical means, an auxiliary technical means derived from the present invention is to make at least one of the rollers in the network switch equipment be a roller.

On the basis of the above necessary technical means, an auxiliary technical means derived from the present invention is to make at least one of the rollers in the network switch equipment be a ball.

On the basis of the above-mentioned necessary technical means, an auxiliary technical means derived from the present invention is to make at least one of the rollers in the network switch equipment be a roller.

As mentioned above, the network switch device provided by the present invention utilizes the casing, the rollers, the network switch and the guide rails. Compared with the prior art, the present invention sets the rollers on the casing and the guide rails on the network. The upper limit section, the side connecting section and the lower limit section of the guide rail are used to cover the limit roller, which can reduce the frictional resistance of iron parts when the network switch is assembled and moved to the casing along the assembly direction. The resulting push-pull force improves positioning accuracy and reduces assembly tolerances. And the network switch is restricted to be maintained in the assembly direction, and the upper case or network switch will not be knocked due to weight or support. In addition, the rollers can also reduce the friction between the iron pieces, thereby reducing the generation of iron filings. The deconstruction formed by the side connecting section and the lower limit section can also assist in accommodating and blocking iron filings, avoiding the exchange of iron filings to the lower network. the circuit board of the device.

The specific embodiments of the present invention will be described in more detail below with reference to the schematic diagrams. The advantages and features of the present invention will become more apparent from the following description and the scope of the claims. It should be noted that the drawings are all in a very simplified form and use inaccurate scales, and are only used to facilitate and clearly assist the purpose of explaining the embodiments of the present invention.

Please refer to Figures 3 to 6, wherein Figure 3 is a three-dimensional view of the network switch device provided by the preferred embodiment of the present invention; Figure 4 is the network provided by the preferred embodiment of the present invention An exploded view of the exchanger apparatus; the fifth figure is a partial enlarged view showing the fourth circle C; and the sixth figure is a partial enlarged view showing the fourth circle D. As shown in the figure, a network switch device 1 includes a casing 11 , a network switch 12 , a plurality of rollers 13 and two guide rails 14 .

It should be noted first that the network switch device 1 usually includes a plurality of network switches 12 , and only one of them is indicated here for illustration and description. The guide rails 14 are disposed corresponding to two sides of the network switch 12 , so the number of the guide rails 14 is twice that of the network switch 12 , and only one of them is indicated here for illustration and description. The rollers 13 are also provided corresponding to both sides of the network switch 12 , and only one of them is indicated here for illustration and description. Because the operating principles are the same, the following description will only be directed to one network switch 12, or even a single side of the network switch 12, but it is not a limitation, but should be equal to the other side and a plurality of networks Exchanger 12.

The casing 11 defines an accommodating space S, and has two inner wall surfaces 111 facing each other (only one of which is shown and marked here due to the angle problem), that is, the two inner wall surfaces 111 on the left side and the right side. It should be noted that, in practice, the casing 11 may be a single layer or a double layer, so the inner wall surface 111 of the casing 11 refers to the surface closest to the network switch 12 .

The network switch 12 has two opposite outer walls 121 (only one of which is shown and marked here due to the angle problem), namely the left and right outer walls 121 , wherein the outer wall of the network switch 12 121 and the inner wall surface 111 of the casing 11 correspond to each other. The network switch 12 is operatively assembled into the casing 11 along an assembly direction D1.

The rollers 13 are provided on the two inner wall surfaces 111 in pairs. Preferably, a plurality of the above-mentioned rollers 13 are also arranged on the inner wall surface 111 of one side. In this embodiment, the rollers 13 are rollers, but not limited thereto. In other embodiments of the present invention, the rollers 13 may also be balls or rollers. The rolling function of the rollers 13 can reduce the push-pull force generated by the frictional resistance of iron pieces in the prior art.

The two guide rails 14 (only one of which is shown and marked here due to the angle problem) are respectively disposed on the two outer walls 121 of the network switch 12, and each has an upper limit section 141, a side connecting section 142 and a lower limit section Paragraph 143. In this embodiment, the upper limit section 141 and the lower limit section 143 are respectively connected to two ends of the side connecting section 142 , and the upper limit section 141 and the lower limit section 143 are parallel to each other.

In this embodiment, the casing 11 further includes a plurality of cutting boards 112 (only one of them is indicated here). The cutting board 112 protrudes inward from the casing 11 , and then forms an auxiliary abutting surface S1 adjacent to the guide rail 14 , and forms a through hole H1 at the position of the original casing 11 . That is, the outline of each through hole H1 will be the same as the shape of the cutting board 112 forming the through hole H1 . Preferably, the cutting board 112 is adjacent to the rollers 13 , and a part of the cutting board 112 is located between two adjacent rollers 13 . In addition, the height of the auxiliary abutting surface S1 of the cutting board 112 is as close as possible to or even equal to the height of the top end of the roller 13 . Details for the cutting board 112 are described in the following paragraphs.

Finally, please refer to Figures 3 to 8A together, wherein Figure 7 shows the A-A sectional view of Figure 3; Figure 7A shows a partial enlarged view of circle E in Figure 7; Figure 8 shows The B-B sectional view of the third figure is shown; and, the eighth figure A is a partial enlarged view showing the eighth circle F. As shown, the network switch 12 is operatively assembled into the cabinet 11 along the assembly direction D1.

When the network switch 12 moves toward the casing 11 along the assembly direction D1, the upper limit section 141 and the lower limit section 143 of the guide rail 14 will cover the limit Position roller 13. In this embodiment, there is a cutting board 112 in front of the roller 13 , so the upper limit section 141 and the lower limit section 143 cover the limit cutting board 112 first. Since the upper limit section 141 and the lower limit section 143 are equivalent to covering the limit roller 13 from above and below, the network switch 12 will be restricted in the assembly direction D1 and will not be lifted up due to weight or support , and then hit the chassis 11 or the network switch 12 on the upper layer.

When the network switch 12 continues to move along the assembly direction D1 , when the upper limit section 141 and the lower limit section 143 move to the space between the two adjacent rollers 13 , the cutting board 112 will assist the upper limit section 141 against the upper limit section 141 . The height of the auxiliary abutment surface S1 of the cutting board 112 mentioned in the previous paragraph will be as close as possible to or even equal to the height of the top of the roller 13. With reference to FIG. 8A and further description, the auxiliary abutment surface S1 of the cutting board 112 will be The auxiliary contacting the upper limit section 141 is used to share the weight of the network switch 12 and prevent all the weight of the network switch 12 from being applied to the rollers 13 . The through hole H1 also achieves the heat dissipation effect formed by partial natural convection.

In case the upper limit section 141 and the cutting plate 112 generate iron filings during the friction process, the structure formed by the side connecting section 142 and the lower limit section 143 can also block the iron filings and prevent the iron filings from entering the lower network switch 12. circuit board.

In this embodiment, the casing 11 is provided for the rollers 13 by punching and riveting. Compared with the prior art, the position and tolerance of the punching holes are better controlled, which can solve the positioning and even assembly caused by the prior art. problems such as disassembly or disassembly, and the structural strength of the casing 11 will also be high. In addition, the arrangement of the upper limit section 141 , the side connecting section 142 , the lower limit section 143 and the roller 13 of the guide rail 14 further improves the positioning accuracy and reduces the tolerance generated during assembly. Whether assembled or disassembled, the network switches 12 between the layers can maintain proper clearance and relative positions.

To sum up, the network switch device provided by the present invention utilizes the casing, the rollers, the network switch and the guide rails. Compared with the prior art, the present invention sets the rollers on the casing and the guide rails on the network. The upper limit section, the side connecting section and the lower limit section of the guide rail are used to cover the limit roller, which can reduce the frictional resistance of iron parts when the network switch is assembled and moved to the casing along the assembly direction. The resulting push-pull force improves positioning accuracy and reduces assembly tolerances. And the network switch is restricted to be maintained in the assembly direction, and the upper case or network switch will not be knocked due to weight or support. In addition, the rollers can also reduce the friction between the iron pieces, thereby reducing the generation of iron filings. The deconstruction formed by the side connecting section and the lower limit section can also assist in accommodating and blocking iron filings, avoiding the exchange of iron filings to the lower network. the circuit board of the device.

Through the detailed description of the preferred embodiments above, it is hoped that the features and spirit of the present invention can be described more clearly, and the scope of the present invention is not limited by the preferred embodiments disclosed above. On the contrary, the intention is to cover various modifications and equivalent arrangements within the scope of the claimed scope of the present invention.

PA1,PA1a: Network switch device PA11,PA11a: Chassis PA12,PA12a: Network switch PA13, PA13a: rail PA14a: Roller 1: Network switch device 11: Chassis 111: inner wall surface 112: Cutting Board 12: Network switch 121: outer wall surface 13: Roller 14: Rails 141: Upper limit segment 142: Side link segment 143: Lower limit segment D1: Assembly direction H1: Through hole S: accommodation space S1: Auxiliary top surface

The first figure is a schematic diagram showing a network switch device in the prior art; The second figure is a schematic diagram showing another network switch device in the prior art; The third figure is a perspective view showing the network switch device provided by the preferred embodiment of the present invention; The fourth figure is an exploded view showing the network switch device provided by the preferred embodiment of the present invention; The fifth figure is a partial enlarged view showing the fourth circle C; The sixth figure is a partial enlarged view showing the fourth circle D; Figure 7 shows the A-A sectional view of Figure 3; The seventh picture A is a partial enlarged view showing the seventh circle E; Figure 8 shows the B-B section of Figure 3; and The eighth figure A is a partial enlarged view showing the eighth circle F.

11: Chassis 111: inner wall surface 12: Network switch 121: outer wall surface 13: Roller 14: Rails 141: Upper limit segment 142: Side link segment 143: Lower limit segment

Claims (6)

A network switch device, comprising: a casing with two inner walls facing each other; a plurality of rollers arranged in pairs on the two inner walls; a network switch with two inner walls facing each other; The two inner wall surfaces correspond to the outer wall surfaces; and two guide rails are disposed on the two outer walls corresponding to each other, and each has an upper limit section, a side connecting section and a lower limit section, and the upper limit section is connected to the lower limit section. The position sections are parallel, and the side connecting sections respectively connect the upper position section and the lower position section; wherein, when the network switch is assembled into the casing along an assembly direction, the two guide rails use the upper limit correspondingly The position section and the lower limit section limit the rollers, so as to limit the network switch in the assembly direction, and the two guide rails are guided by the rollers to drive the network switch to move along the assembly direction until assembled into the casing; wherein, the casing further has a plurality of auxiliary abutting surfaces opposite to each other, and any auxiliary abutting surface is located between two adjacent ones of the rollers for When the network switch moves into the casing along the assembly direction, it abuts against the upper limit section. The network switch device according to claim 1, wherein the casing is further provided with a plurality of through holes. The network switch device of claim 2, wherein the casing further comprises a plurality of cutting boards, and the cutting boards are connected from the machine The shell protrudes inwardly and forms the auxiliary abutting surfaces and the through holes. The network switch device of claim 1, wherein at least one of the rollers is a roller. The network switch device of claim 1, wherein at least one of the rollers is a ball. The network switch apparatus of claim 1, wherein at least one of the rollers is a roller.

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