CN112748774A

CN112748774A - Edge server chassis

Info

Publication number: CN112748774A
Application number: CN201911056706.9A
Authority: CN
Inventors: 徐延辉; 王振琪
Original assignee: ZTE Corp
Current assignee: ZTE Corp
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2021-05-04

Abstract

The embodiment of the invention provides an edge server case, which comprises a plug-in box, wherein a mainboard, a plurality of functional modules and at least one partition plate are arranged in the plug-in box, and the functional modules are electrically connected with the mainboard; the at least one partition defines a plurality of receiving spaces within the subrack, the plurality of receiving spaces being arranged along a width direction of the edge server chassis; at least one functional module is disposed in each of the receiving spaces, and the functional modules in the receiving spaces are mounted on the partition plate. The structural layout in the edge server chassis provided by the embodiment of the invention is more compact, and the basic functions of the server can be realized in a smaller depth space.

Description

Edge server chassis

Technical Field

The invention relates to the technical field of servers, in particular to an edge server chassis.

Background

At present, 5G communication technology is increasingly developed, and edge computing is also gaining more and more attention as one of the core technologies. The edge server product is the main equipment used for edge computing, most of which are deployed in the edge machine room of an operator and are matched with a 19-inch standard cabinet with the depth of 600mm for use.

In contrast to a general purpose rack server, an edge server is essentially the same in function, the primary difference being the different usage environments. Due to the space limitation of the edge machine room, the depth of the edge server chassis is generally required to be within 450mm, so that the requirement of being configured in a 600mm cabinet can be met. Current universal rack server chassis generally include: a plug-in box, a hard disk module,

IO (input/output) module, mainboard module, fan module and power module, the complete machine degree of depth is great, reaches more than 700 mm.

Disclosure of Invention

In order to solve the above technical problem, an embodiment of the present invention provides an edge server chassis, so that a structural layout in the edge server chassis is more compact, and it is beneficial to implement basic functions of a server in a smaller depth space.

The embodiment of the invention provides an edge server case, which comprises a plug-in box, wherein a mainboard, a plurality of functional modules and at least one partition plate are arranged in the plug-in box, and the functional modules are electrically connected with the mainboard; the at least one partition defines a plurality of receiving spaces within the subrack, the plurality of receiving spaces being arranged along a width direction of the edge server chassis; at least one functional module is disposed in each of the receiving spaces, and the functional modules in the receiving spaces are mounted on the partition plate.

Preferably, a guide groove is formed in the partition plate, the guide groove guides the partition plate in the height direction, a guide piece matched with the guide groove is arranged on the functional module in the accommodating space, and the guide piece is used for sliding along the guide groove.

Preferably, at least one of the partition top is provided with a fixing structure for fixing the partition with at least one adjacent functional module.

Preferably, the plurality of functional modules include: the expansion module is used for configuring a hard disk and/or an expansion card; the fan module is arranged in an area close to the rear end of the plug-in box, and the accommodating space is positioned in an area close to the front end of the plug-in box; the power module, the hard disk module and the expansion module are all arranged in the accommodating space.

Preferably, the power module and the hard disk module are arranged in the same accommodating space and stacked in the height direction of the plug-in box.

Preferably, the fan module includes: the fan module comprises a first fan and a circuit board electrically connected with the first fan, wherein a first connector with a slot is arranged on the mainboard, and one end of the circuit board of the fan module is inserted into the slot of the first connector.

Preferably, the circuit board of the fan module is inserted into the slot of the first connector in a direction parallel to the main board.

Preferably, a limiting needle is arranged on the circuit board of the fan module, a limiting block is arranged on the main board, a limiting hole is formed in the limiting block, and the limiting needle is used for being inserted into the limiting hole.

Preferably, the power module is located in the receiving space adjacent to a sidewall of the receptacle, the power module including: the wind guide cover is arranged at one end, facing the fan module, of the box body, a wind guide channel is formed between the wind guide cover and the box body, an air inlet of the wind guide channel is arranged on the wind guide cover, and an air outlet of the wind guide channel is arranged on the box body; the air inlet faces the side wall of the plug-in box, and a through hole which is correspondingly communicated with the air inlet is formed in the side wall of the plug-in box.

Preferably, the depth of the edge server chassis does not exceed 450 mm.

According to the edge server case provided by the embodiment of the invention, the at least one partition plate is arranged in the plug-in box, so that a plurality of accommodating spaces arranged along the width direction of the edge server case are defined in the plug-in box, each accommodating space is provided with the functional module, and the functional modules are arranged on the partition plate defining the accommodating space, so that the width of only one partition plate is separated between the functional modules of the adjacent accommodating spaces, the layout of the functional modules in the plug-in box is more compact, and the basic functions of the server can be realized in a smaller depth space.

Drawings

The accompanying drawings, which 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 principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic internal structural diagram of an edge server chassis according to an embodiment of the present invention;

FIG. 2 is a schematic view of a distribution of baffles provided in an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a full-width expansion module provided in an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a half-width expansion module provided in an embodiment of the present invention;

FIG. 5 is a schematic diagram of a full-width expansion module configured with a 2.5-inch hard disk according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of a half-width expansion module configured with a 3.5-inch hard disk according to an embodiment of the present invention;

fig. 7 is a schematic connection diagram of a circuit board and a motherboard of the fan module according to the embodiment of the invention;

fig. 8 is a schematic view of a power module and a fan housing disposed thereon according to an embodiment of the disclosure.

Detailed Description

The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

Fig. 1 is a schematic diagram of an internal structure of an edge server chassis according to an embodiment of the present invention, and fig. 2 is a schematic diagram of a partition distribution according to an embodiment of the present invention, and with reference to fig. 1 and fig. 2, the edge server chassis includes a plug-in box 10, where the plug-in box 10 may include: a top wall at the top of the box (the box 10 in fig. 1 is in a disassembled state, the top wall of the box 10 is not shown), a bottom wall at the bottom of the box 10, and side walls 11 at the left and right sides of the box 10. A main board 30, at least one partition 20, and a plurality of functional modules (such as a fan module 40, a full-width expansion module 50, a half-width expansion module 60, a power module 70, and a hard disk module 80 in fig. 1) are disposed in the receptacle, and the functional modules are electrically connected to the main board 30. The at least one partition 20 defines a plurality of accommodation spaces (e.g., regions between two adjacent partitions 20 in fig. 2) in the insert 10, and the accommodation spaces are arranged along a width direction of the edge server casing, where an X direction in coordinate axes in fig. 1 is a width direction of the edge server casing, a Y direction is a depth direction of the edge server casing, and a Z direction is a height direction of the edge server casing. At least one functional module is provided in each receiving space, and the functional modules in the receiving spaces are mounted on the partition 20 such that there is no space between the functional modules in the receiving spaces and the partition 20 defining the receiving spaces.

Wherein, the functional module in the accommodating space may include a case body and a functional device provided on the case body, the functional device being electrically connected with the main board 30, the case body being mounted on the partition board 20.

In existing universal server chassis, there is a large space between most of the functional modules.

In the embodiment of the present invention, at least one partition 20 is disposed in the insert box 10, so that a plurality of accommodating spaces arranged along the width direction of the edge server chassis are defined in the insert box 10, each accommodating space is provided with a functional module, and the functional module is mounted on the partition 20 defining the accommodating space, so that only one partition width is spaced between the functional modules of adjacent accommodating spaces, thereby making the layout of the functional modules in the insert box 10 more compact, and facilitating the implementation of the basic functions of the server in a smaller depth space.

As shown in fig. 1, in one embodiment, the plurality of functional modules includes: the system comprises a fan module 40, a power supply module 70, a hard disk module 80 and at least one expansion module, wherein the expansion module is used for configuring a hard disk and/or an expansion card, and the expansion card can be a Peripheral Component Interconnect Express (PCIe) standard card. In an embodiment of the present invention, the expansion module may include a full-width expansion module 50 and a half-width expansion module 60. The full-width expansion module 50 and the half-width expansion module 60 have different widths, and the full-width expansion module 50 can support full-height PCIe standard card configuration, 2.5-inch hard disk module configuration and 3.5-inch hard disk module configuration; half-width expansion module 60 may support a half-height PCIe standard card configuration and a 2.5 "hard disk module configuration.

Fig. 3 is a schematic structural diagram of a full-width expansion module provided in an embodiment of the present invention, and fig. 4 is a schematic structural diagram of a half-width expansion module provided in an embodiment of the present invention. As shown in fig. 3 and 4, each expansion module in the embodiment of the present invention may adopt a modular design with the same structural form, and the full-width expansion module 50 may specifically include: a case 51 having a plurality of slots 51a and a circuit board disposed on the case 51; the half-width expansion module 60 may specifically include: a case 61 having a plurality of slots 61a, and a circuit board provided on the case 61. PCIe cards may be inserted into the

slots

51a and 61 a. The circuit boards of the full-width expansion module 50 and the half-width expansion film 60 are electrically connected to the motherboard 30, and the circuit boards are provided with expansion interfaces for connecting external hard disks and/or expansion cards. Specifically, the circuit board of the expansion module may include a first circuit board disposed at the rear end of the box body and a second circuit board disposed on the left side or the right side of the box body, the first circuit board is provided with an expansion interface for configuring a hard disk, the second circuit board is provided with an expansion interface for configuring an expansion card, the first circuit board is electrically connected to the second circuit board, and the second circuit board is inserted into the motherboard 30.

Fig. 5 is a schematic diagram of a full-width expansion module configured with a 2.5-inch hard disk in an embodiment of the present invention, and fig. 6 is a schematic diagram of a half-width expansion module configured with a 3.5-inch hard disk in an embodiment of the present invention, as shown in fig. 5 and 6, in an embodiment of the present invention, the full-width expansion module 50 may be configured with 6 2.5-inch hard disks 91 or 3.5-inch hard disks 92. When the full-width expansion module 50 and the half-width expansion module 60 are used for configuring the PCIe standard card, the slot positions 51a and 61a may be horizontally disposed, so that the PCIe standard card is parallel to the motherboard 30 and is inserted into the full-width expansion module or the half-width expansion module, and when the full-width expansion module 50 configures the 3.5-inch hard disk 92, the 3.5-inch hard disk 92 is perpendicular to the motherboard and is inserted into the full-width expansion module 50.

As shown in fig. 1, the fan module 40 is disposed at a region near the rear end of the outlet box 10, and the receiving space is located at a region near the front end of the outlet box 10; the power module 70, the hard disk module 80, and the full-width expansion module 50 and the half-width expansion module 60 are disposed in the receiving space.

Wherein, subrack front end and rear end are respectively: front and rear ends along the depth direction of the edge server, specifically, the front end of the subrack is the end of the edge server chassis which faces outwards when placed in the cabinet; the back end of the subrack is the end of the edge server chassis that faces inward when placed in the cabinet.

In one embodiment, as shown in fig. 1, the power module 70 and the hard disk module 80 have a small height, and they can be disposed in the same accommodating space and stacked in the height direction of the plug box 10 to improve the compactness of the structure inside the plug box 10. Each expansion module may be independently disposed in the corresponding receiving space.

The height of the edge server case of the embodiment of the invention is 3U, and the depth does not exceed 450mm, wherein the depth can be specifically equal to 450 mm. In one embodiment, as shown in fig. 2, 5 partition boards 20 are disposed in the insert box 10, wherein two partition boards 20 are disposed on the side walls 11 of two sides of the insert box 10, and a receiving space is defined between every two adjacent partition boards 20. As shown in fig. 2, the main plate 30 may be disposed on the bottom wall of the insert box 10 and cover a part of the bottom wall of the insert box 10, a part of the partition 20 is disposed on the main plate 30, and another part of the partition 20 is disposed directly on the bottom wall of the insert box 10. The expansion modules within the jackbox 10 may include two full width expansion modules 50 and one half width expansion module 60. In this case, the whole edge server chassis may be configured with 10 full-high PCIe standard cards (or 12 2.5 inch hard disks or 6 3.5 inch hard disks), 4 half-high PCIe standard cards, 2 CRPS (Common Redundant Power Supplies) and 2 full-2.5 inch hard disks at most.

In one embodiment, as shown in fig. 5 and 6, the partition 20 is provided with a guide groove 22, the guide groove 22 guides the partition 20 in the height direction, and the functional module in the accommodating space is provided with a guide member 21 matching with the guide groove 22, the guide member 21 is configured to slide along the guide groove 22. When the installation is performed, the insertion of the corresponding functional module into the receiving space is facilitated and the functional module is prevented from being misaligned in the receiving space by the cooperation of the guide groove 22 and the guide 21. As shown in fig. 5 and 6, the guide 21 of the full-width expansion module 50 may be a protrusion provided on the box body 51, and the guide 21 of the half-width expansion module 60 may be a protrusion provided on the box body 61.

Although not shown in the drawings, it should be understood that guides may be provided on both the case of the power module 70 and the case of the hard disk module 80.

Further, the top of the partition 20 may be further provided with a fixing structure for fixing the partition 20 with at least one adjacent functional module.

The fixing structure may include a fastening member and a mounting hole 23 matched with the fastening member, a fastening hole (e.g., a fastening hole 52a in fig. 3 and a fastening hole 62a in fig. 6) may be also disposed on at least one functional module adjacent to the partition 20, and both ends of the fastening member may be disposed in the fastening hole 52a/62a and the mounting hole 23, respectively, so as to fix the partition 20 to the functional module. It should be noted that, as described above, the power module 70 and the hard disk module 80 may be disposed in the same accommodating space, and at this time, only one of the power module 70 and the hard disk module 80 located above may be fixed to the partition plate 20 by the fixing structure. Specifically, the power module 70 is disposed above the hard disk module 80, and the power module 70 may be fixed to the partition 20 by a fixing structure. Handles 52/62 can be provided on the top of the box body of the expansion modules, fastening holes 52a/62a are provided on the handles 52/62, and each expansion module is fixed with the partition 20 through a fixing structure.

During the installation process of the expansion module, the handle 52/62 is lifted, the expansion module is installed in the corresponding accommodating space through the matching of the guide piece 21 and the guide groove 22, when the golden finger of the second circuit board of the expansion module just contacts with the corresponding connector on the main board 30, the handle 52/62 is laid flat, and the expansion module is pressed, so that the golden finger of the second circuit board is inserted into the corresponding connector; finally, the partition plate 20 and the expansion module are fixedly locked through the fixing structure. When disassembling, the fixing structure of the partition 20 connected with the expansion module is firstly disassembled, and the expansion module can be taken out by lifting the handle.

Fig. 7 is a schematic diagram illustrating a connection between a circuit board and a motherboard of a fan module according to an embodiment of the present invention, as shown in fig. 7, in an embodiment, a fan module 40 includes: and a circuit board 42 electrically connected to the first fan, the first fan drawing air from the front of the cabinet 10 and blowing air toward the rear of the cabinet 10, thereby creating an air passage from the front to the rear within the cabinet 10. A certain height difference is formed between the circuit board 42 of the fan module 40 and the main board 30, the main board 30 is provided with a first connector 31 having a slot, and one end of the circuit board 42 of the fan module 40 is inserted into the slot of the first connector 31. In the embodiment of the present invention, the circuit board 42 of the fan module 40 is connected to the first connector 31 by plugging, so that a connection structure such as an adapter board is omitted, and the space in the chassis 10 is further saved.

The fan module 40 further includes a shielding net 41 corresponding to the first fans one by one, and the first fans are disposed at the rear side of the shielding net 41, and are not shown in the figure due to shielding of the shielding net. In the embodiment of the present invention, the number of the first fans is not particularly limited.

In one embodiment, the circuit board 42 of the fan module 40 is horizontally disposed with the motherboard 30, and the circuit board 42 is inserted into the first connector 31 in a direction parallel to the motherboard 30. The horizontal arrangement facilitates removal of circuit board 42 of fan module 40 from the rear of chassis 10, thereby facilitating maintenance of fan module 40.

In order to facilitate the insertion of the circuit board 42 of the fan module 40 and the first connector 31, a limiting pin may be disposed on the circuit board 42 of the fan module 40, the limiting block 32 is disposed on the motherboard 30, a limiting hole is disposed on the limiting block 32, and the limiting pin is configured to be inserted into the limiting hole, and when the limiting pin is inserted into the limiting hole, the insertion of the circuit board 42 and the first connector 31 is completed, so that the accurate insertion of the circuit board 42 of the fan module 40 and the first connector 31 can be ensured.

In one embodiment, the power module 70 is located in an accommodation adjacent to a side wall of the receptacle 10, as shown in FIG. 1, with the power module 70 located in the rightmost accommodation. Fig. 8 is a schematic view of a power module and an air guiding cover provided thereon according to an embodiment of the present invention, and as shown in fig. 1 and 8, the power module 70 includes: the air guide cover 74 is disposed at one end of the box body 71 facing the fan module 40 (i.e., the rear end of the box body 71), an air guide channel is formed between the air guide cover 74 and the box body 71, an air inlet of the air guide channel is disposed on the air guide cover 74, and an air outlet of the air guide channel is disposed on the box body 71. The air inlet faces the side wall of the plug-in box 10, and a through hole V correspondingly communicated with the air inlet is formed in the side wall of the plug-in box 10. When the edge server is operated, the second fan 72 draws air from the air inlet and discharges the air toward the front end of the outlet box 10, thereby creating a backward-forward air passage in the case 71 of the power module 70. The air duct in the box body 71 can be separated from the air duct generated by the fan module 40 through the arrangement of the air guide cover.

In the embodiment of the invention, a plurality of accommodating spaces are defined in the front area in the edge server chassis through a plurality of partition boards 20, and the expansion module, the power supply module 70 and the hard disk module 80 are arranged in the accommodating spaces and are installed on the partition boards 20 without intervals, so that the space layout in the chassis is more compact, the functions and configuration requirements in a space with the depth of 450mm can be realized, and the chassis can be erected and used in a chassis with the depth of 600 mm. And functional modules in the accommodating space are installed in the accommodating space in a unified mode, the universality degree is high, and the flexible configuration and maintenance of the functional modules are guaranteed.

It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.

Claims

1. An edge server chassis is characterized by comprising an inserting box, wherein a mainboard, a plurality of functional modules and at least one partition plate are arranged in the inserting box, and the functional modules are electrically connected with the mainboard; the at least one partition defines a plurality of receiving spaces within the subrack, the plurality of receiving spaces being arranged along a width direction of the edge server chassis; at least one functional module is disposed in each of the receiving spaces, and the functional modules in the receiving spaces are mounted on the partition plate.

2. The edge server chassis of claim 1, wherein the partition is provided with a guide slot, the guide slot guides along a height direction of the partition, and the functional module in the receiving space is provided with a guide member matching with the guide slot, the guide member being configured to slide along the guide slot.

3. The edge server chassis of claim 1, wherein at least one of the partitions is provided with a securing structure on top thereof for securing the partition to an adjacent at least one functional module.

4. The edge server chassis of claim 1, wherein the plurality of functional modules comprises: the expansion module is used for configuring a hard disk and/or an expansion card; the fan module is arranged in an area close to the rear end of the plug-in box, and the accommodating space is positioned in an area close to the front end of the plug-in box; the power module, the hard disk module and the expansion module are all arranged in the accommodating space.

5. The edge server chassis of claim 4, wherein the power module and the hard disk module are disposed in the same receiving space and stacked in a height direction of the insert box.

6. The edge server chassis of claim 4, wherein the fan module comprises: the fan module comprises a first fan and a circuit board electrically connected with the first fan, wherein a first connector with a slot is arranged on the mainboard, and one end of the circuit board of the fan module is inserted into the slot of the first connector.

7. The edge server chassis of claim 6, wherein the circuit board of the fan module is inserted into the slot of the first connector in a direction parallel to the motherboard.

8. The edge server chassis of claim 6, wherein a limiting pin is disposed on the circuit board of the fan module, a limiting block is disposed on the motherboard, a limiting hole is disposed on the limiting block, and the limiting pin is configured to be inserted into the limiting hole.

9. The edge server chassis of claim 4, wherein the power module is located in the receiving space adjacent a side wall of the insert, the power module comprising: the wind guide cover is arranged at one end, facing the fan module, of the box body, a wind guide channel is formed between the wind guide cover and the box body, an air inlet of the wind guide channel is arranged on the wind guide cover, and an air outlet of the wind guide channel is arranged on the box body; the air inlet faces the side wall of the plug-in box, and a through hole which is correspondingly communicated with the air inlet is formed in the side wall of the plug-in box.

10. The edge server chassis of any of claims 1-9, wherein the depth of the edge server chassis does not exceed 450 mm.