CN209265434U - A kind of 8 disk position NVMe hard disk backboards with off-peak electrification function - Google Patents
A kind of 8 disk position NVMe hard disk backboards with off-peak electrification function Download PDFInfo
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- CN209265434U CN209265434U CN201920250017.0U CN201920250017U CN209265434U CN 209265434 U CN209265434 U CN 209265434U CN 201920250017 U CN201920250017 U CN 201920250017U CN 209265434 U CN209265434 U CN 209265434U
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Abstract
The utility model provides a kind of 8 disk position NVMe hard disk backboards with off-peak electrification function, and the hard disk backboard includes: CPLD, two power-feed connectors 1,2, four eFuse A-D, four SLIMLINE connectors 1-4, eight NVMe connector 1-8；The CPLD is connect with eFuse1-4, NVMe connector 1-8 respectively, two one group of the NVMe connector 1-8, is separately connected four SLIMLINE connector 1-4, and the SLIMLINE connector 1-4 is connect with mainboard；The power-feed connector 1,2 is respectively hard disk backboard power supply.To realize can flexibly and easily expansion service device NVMe storage system, effectively promote the storage performance of server system, it is avoided in server start-up course simultaneously because multiple NVMe hard disks while powering on cause the risk of power supply line OCP, improves the reliability of server.
Description
Technical field
The utility model relates to board design field, especially a kind of 8 disk position NVMe with off-peak electrification function
Hard disk backboard.
Background technique
NVMe is the host control chip protocol standard of the SSD for PCIe interface a kind of, it standardized SSD controller with
Communication connection between operating system, it is therefore an objective to improve the performance and reliable characteristic of SSD.NVMe hard-disk interface uses PCIe x4
Signal can theoretically provide the Bus Speed of 32Gbps, compare SAS, SATA interface, it can sufficiently discharge the read-write of SSD
Performance.With the development of big data, requirement of the user to the storage performance of server is higher and higher, therefore more NVMe hard disks configure
Server have the very high market demand.
In server design, usually using carrying out the hard disk of expansion service device independently of the backboard except mainboard, backboard with
Pass through cable connection between mainboard.Since NVMe hard-disk interface uses PCIe x4 signal, the configuration of more NVMe hard disks need using
How the PCIe signal of CPU on mainboard is reasonably drawn out to hard disk backboard by multiple groups PCIe signal, and on hard disk backboard rationally
The layout cabling for arranging NVMe interface, is a no small challenge.
Meanwhile NVMe SSD is powered using 12V, by taking 2.5 cun of NVMe SSD as an example, runs power consumption generally within 10W,
For running current less than 1A, but when electrically activating on it, transient current but can achieve 3~4 times of running current.For more
For the server of NVMe hard disk configuration, if electrifying startup, the transient current of generation are very big simultaneously for multiple hard disks, it is possible to
Cause 12V power supply line that OCP occurs, system is caused not start normally.
Utility model content
The purpose of the utility model is to provide a kind of 8 disk position NVMe hard disk backboards with off-peak electrification function, it is intended to solve
Certainly in the prior art in server start-up course because multiple NVMe hard disks power on the problem of causing power supply line OCP simultaneously, realize
Off-peak electrification promotes the reliability of server.
To reach above-mentioned technical purpose, it is hard that the utility model provides a kind of 8 disk position NVMe with off-peak electrification function
Disk backboard, the hard disk backboard include:
CPLD, two power-feed connectors 1,2, four eFuse A-D, four SLIMLINE connector 1-4, eight NVMe connect
Meet device 1-8；
The CPLD is connect with eFuse1-4, NVMe connector 1-8 respectively, two one group of the NVMe connector 1-8, point
Not Lian Jie four SLIMLINE connector 1-4, the SLIMLINE connector 1-4 connect with mainboard；
The power-feed connector 1,2 is respectively hard disk backboard power supply.
Preferably, the SLIMLINE connector 1-4 passes through respectively on the SLIMLINE cable and mainboard of an X8 bandwidth
4 SLIMLINE connectors be connected, the PCIe signal that NVMe hard disk uses is guided on hard disk backboard, and SLIMLINE connect
Device 1-4 is met also to be connected by PCB trace with NVMe connector 1-8 respectively.
Preferably, the power-feed connector 1 connects eFuse A and eFuse B by PCB trace, and power-feed connector 2 passes through
PCB trace connects eFuse C and eFuse D；
EFuse A connects NVMe connector 1, NVMe connector 2 by PCB trace, and eFuse B is connected by PCB trace
NVMe connector 3, NVMe connector 4, eFuse C connect NVMe connector 5, NVMe connector 6, eFuse D by PCB trace
NVMe connector 7, NVMe connector 8 are connected by PCB trace；Each NVMe connector can be inserted a NVMe hard disk, and one
It can connect 8 NVMe hard disks altogether.
Preferably, when there is the insertion of NVMe SSD hard disk in NVMe connector, inspection that SSD hard disk can will be correspondingly connected on device
Hard disk pin foot voltage pull-down in place is surveyed, issues hard disk signal in place to CPLD.
Preferably, after CPLD detects the signal in place that NVMe connector 1 issues, eFuse A, eFuse B, eFuse
C and eFuse D is successively spaced 50ms and is followed by powering on enable signal to what CPLD was issued, then respectively opens its power switch,
For the 4 NVMe SSD hard disks power supply connected below.
Preferably, every 2 one group of 8 NVMe SSD hard disk, every the time interval successively electrifying startup of 50ms.
The effect provided in utility model content is only the effect of embodiment, rather than whole effects that utility model is all
Fruit, a technical solution in above-mentioned technical proposal have the following advantages that or the utility model has the advantages that
Compared with prior art, the utility model provide it is a kind of it is reasonable in design, easy to accomplish, there is off-peak electrification
8 disk position NVMe hard disk backboards of function, by being arranged CPLD, two power-feed connectors 1,2, four eFuse A-D, four
SLIMLINE connector 1-4, eight NVMe connector 1-8；The CPLD is connected with eFuse1-4, NVMe connector 1-8 respectively
It connects, two one group of the NVMe connector 1-8, is separately connected four SLIMLINE connector 1-4, the SLIMLINE connector
1-4 is connect with mainboard.To realize can flexibly and easily expansion service device NVMe storage system, effective promotion server
The storage performance of system, while avoiding in server start-up course because of multiple NVMe hard disks while powering on and cause power supply line
The risk of OCP improves the reliability of server.
Detailed description of the invention
Fig. 1 is a kind of 8 disk position NVMe hard disks back with off-peak electrification function provided in the utility model embodiment
Plate structural schematic diagram.
Specific embodiment
In order to clearly illustrate the technical characterstic of this programme, below by specific embodiment, and its attached drawing is combined, to this
Utility model is described in detail.Following disclosure provides many different embodiments or example is used to realize the utility model
Different structure.In order to simplify the disclosure of the utility model, hereinafter the component of specific examples and setting are described.This
Outside, the utility model can in different examples repeat reference numerals and/or letter.This repetition is in order to simplified and clear
Purpose itself does not indicate the relationship between discussed various embodiments and/or setting.It should be noted that illustrated in the accompanying drawings
Component be not drawn necessarily to scale.The utility model be omitted the description to known assemblies and treatment technology and process to avoid
It is unnecessarily limiting the utility model.
With reference to the accompanying drawing to a kind of 8 disk position NVMe hard disks back with off-peak electrification function provided by the utility model
Plate is described in detail.
As shown in Figure 1, the utility model discloses a kind of 8 disk position NVMe hard disk backboards with off-peak electrification function, institute
Stating hard disk backboard includes:
CPLD, two power-feed connectors 1,2, four eFuse A-D, four SLIMLINE connector 1-4, eight NVMe connect
Meet device 1-8；
The CPLD is connect with eFuse1-4, NVMe connector 1-8 respectively, two one group of the NVMe connector 1-8, point
Not Lian Jie four SLIMLINE connector 1-4, the SLIMLINE connector 1-4 connect with mainboard；
The power-feed connector 1,2 is respectively hard disk backboard power supply.
Wherein, the SLIMLINE cable and 4 on mainboard that SLIMLINE CONN 1-4 passes through an x8 bandwidth respectively
SLIMLINE connector is connected, and the PCIe signal that NVMe hard disk uses is guided on hard disk backboard.
On mainboard, 4 SLIMLINE connectors pass through PCB trace respectively and the PCIe port of CPU connects；In backboard
On, SLIMLINE connector 1 is connected by PCB trace with NVMe connector 1, NVMe connector 2, SLIMLINE connector 2
It is connected by PCB trace with NVMe connector 3, NVMe connector 4, SLIMLINE connector 3 is connected by PCB trace and NVMe
Connect device 5, NVMe connector 6 is connected, SLIMLINE connector 4 pass through PCB trace and NVMe connector 7,8 phase of NVMe connector
Connection；A NVMe hard disk can be inserted in each NVMe connector, in this way, NVMe hard disk is connected to back via backboard PCB trace
The SLIMLINE connector of plate, then it is connected to via SLIMLINE cable the SLIMLINE connector of mainboard, then via mainboard PCB
Cabling is connected to the PCIe port of CPU, forms the full link of a hard disk from CPU to NVMe.
Power-feed connector 1, power-feed connector 2 are connected by cable with mainboard, are powered for hard disk backboard；CPLD detection from
The hard disk signal PRESNT_N in place that NVMe connector issues, and enable signal EN is powered on to eFuse sending；Power-feed connector 1
EFuse A and eFuse B is connected by PCB trace, power-feed connector 2 connects eFuse C and eFuse D by PCB trace.
EFuse A connects NVMe connector 1, NVMe connector 2 by PCB trace, and eFuse B is connected by PCB trace
NVMe connector 3, NVMe connector 4, eFuse C connect NVMe connector 5, NVMe connector 6, eFuse D by PCB trace
NVMe connector 7, NVMe connector 8 are connected by PCB trace；Each NVMe connector can be inserted a NVMe hard disk, and one
It can connect 8 NVMe hard disks altogether.
When have in NVMe connector 1, NVMe connector 3, NVMe connector 5, NVMe connector 7 NVMe SSD hard disk insertion
When, the pin foot voltage pull-down that SSD hard disk can be in place by the detection hard disk being correspondingly connected on device, that is, issued to CPLD
PRESNT_N signal in place.If the hard disk that system uses is less than 8, should be numbered according to NVMe connector when being inserted into hard disk
Be sequentially inserted into, it is preferential to be inserted into NVMe connector 1, be inserted into NVMe connector 2, be inserted into NVMe connector 3, and so on.
In server system start-up course, after CPLD detects the signal in place that NVMe connector 1 issues, delay
Enable signal is powered on to eFuse A sending after 50ms；After CPLD detects the signal in place that NVMe connector 3 issues, delay
Enable signal is powered on to eFuse B sending after 100ms；After CPLD detects the signal in place that NVMe connector 5 issues, delay
Enable signal is powered on to eFuse C sending after 150ms；After CPLD detects the signal in place that NVMe connector 7 issues, delay
Enable signal is powered on to eFuse D sending after 200ms.In this way, eFuse A, eFuse B, eFuse C and eFuse D are successively
Interval 50ms is followed by powering on enable signal to what CPLD was issued, then respectively opens its power switch, for 4 connected below
The power supply of NVMe SSD hard disk.
In this way, every 2 one group of 8 NVMe SSD hard disks, every the time interval successively electrifying startup of 50ms, to realize
Off-peak electrification.
The utility model provides a kind of 8 disk position NVMe reasonable in design, easy to accomplish, with off-peak electrification function
Hard disk backboard, by be arranged CPLD, two power-feed connectors 1,2, four eFuse A-D, four SLIMLINE connector 1-4,
Eight NVMe connector 1-8；The CPLD is connect with eFuse1-4, NVMe connector 1-8 respectively, the NVMe connector 1-
8 two one group, four SLIMLINE connector 1-4 are separately connected, the SLIMLINE connector 1-4 is connect with mainboard.From
And realize can flexibly and easily expansion service device NVMe storage system, effectively promote the storage performance of server system, together
When avoid in server start-up course because multiple NVMe hard disks while powering on cause the risk of power supply line OCP, improve clothes
The reliability of business device.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (6)
1. a kind of 8 disk position NVMe hard disk backboards with off-peak electrification function, which is characterized in that the hard disk backboard includes:
CPLD, two power-feed connectors 1,2, four eFuse A-D, four SLIMLINE connector 1-4, eight NVMe connectors
1-8；
The CPLD is connect with eFuse1-4, NVMe connector 1-8 respectively, and two one group of the NVMe connector 1-8 connects respectively
Four SLIMLINE connector 1-4 are met, the SLIMLINE connector 1-4 is connect with mainboard；
The power-feed connector 1,2 is respectively hard disk backboard power supply.
2. a kind of 8 disk position NVMe hard disk backboards with off-peak electrification function according to claim 1, which is characterized in that
The SLIMLINE connector 1-4 passes through the SLIMLINE cable of an X8 bandwidth respectively and 4 SLIMLINE on mainboard connect
It connects device to be connected, the PCIe signal that NVMe hard disk uses is guided on hard disk backboard, and SLIMLINE connector 1-4 also leads to respectively
PCB trace is crossed to be connected with NVMe connector 1-8.
3. a kind of 8 disk position NVMe hard disk backboards with off-peak electrification function according to claim 1, which is characterized in that
The power-feed connector 1 connects eFuse A and eFuse B by PCB trace, and power-feed connector 2 is connected by PCB trace
EFuse C and eFuse D；
EFuse A connects NVMe connector 1, NVMe connector 2 by PCB trace, and eFuse B connects NVMe by PCB trace
Connector 3, NVMe connector 4, eFuse C connect NVMe connector 5, NVMe connector 6 by PCB trace, and eFuse D passes through
PCB trace connects NVMe connector 7, NVMe connector 8；A NVMe hard disk, Yi Gongke can be inserted in each NVMe connector
To connect 8 NVMe hard disks.
4. a kind of 8 disk position NVMe hard disk backboards with off-peak electrification function according to claim 3, which is characterized in that
When there is the insertion of NVMe SSD hard disk in NVMe connector, SSD hard disk can will be correspondingly connected on device and detect hard disk pin in place
Foot voltage pull-down issues hard disk signal in place to CPLD.
5. a kind of 8 disk position NVMe hard disk backboards with off-peak electrification function according to claim 4, which is characterized in that
When CPLD detect NVMe connector 1 issue signal in place after, eFuse A, eFuse B, eFuse C and eFuse D according to
Minor tick 50ms is followed by powering on enable signal to what CPLD was issued, then respectively opens its power switch, is 4 connected below
A NVMe SSD hard disk power supply.
6. a kind of 8 disk position NVMe hard disk backboards with off-peak electrification function according to claim 5, which is characterized in that
Every 2 one group of 8 NVMe SSD hard disk, every the time interval successively electrifying startup of 50ms.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920250017.0U CN209265434U (en) | 2019-02-27 | 2019-02-27 | A kind of 8 disk position NVMe hard disk backboards with off-peak electrification function |
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| CN201920250017.0U CN209265434U (en) | 2019-02-27 | 2019-02-27 | A kind of 8 disk position NVMe hard disk backboards with off-peak electrification function |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111090324A (en) * | 2019-11-08 | 2020-05-01 | 苏州浪潮智能科技有限公司 | Method, equipment and medium for off-peak power-up of server hard disk |
| CN111338453A (en) * | 2020-02-16 | 2020-06-26 | 苏州浪潮智能科技有限公司 | Compatible single-chip GPU (graphics processing Unit), and power supply device and method for two GPUs |
| CN111352495A (en) * | 2020-02-29 | 2020-06-30 | 苏州浪潮智能科技有限公司 | Hard disk off-peak power-on control system |
| CN111949106A (en) * | 2020-08-06 | 2020-11-17 | 深圳市国鑫恒运信息安全有限公司 | X86 rack-mounted server and off-peak power-on control method thereof |
| CN112269654A (en) * | 2020-09-18 | 2021-01-26 | 山东云海国创云计算装备产业创新中心有限公司 | PCIE resource automatic splitting circuit and method |
| CN112765067A (en) * | 2020-12-31 | 2021-05-07 | 西安易朴通讯技术有限公司 | Hard disk backboard and mainboard assembling structure |
| CN116643636A (en) * | 2023-05-29 | 2023-08-25 | 合芯科技有限公司 | Method, device, equipment and medium for randomly powering on hard disk backboard |
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- 2019-02-27 CN CN201920250017.0U patent/CN209265434U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111090324A (en) * | 2019-11-08 | 2020-05-01 | 苏州浪潮智能科技有限公司 | Method, equipment and medium for off-peak power-up of server hard disk |
| CN111090324B (en) * | 2019-11-08 | 2021-06-29 | 苏州浪潮智能科技有限公司 | Method, equipment and medium for off-peak power-up of server hard disk |
| CN111338453A (en) * | 2020-02-16 | 2020-06-26 | 苏州浪潮智能科技有限公司 | Compatible single-chip GPU (graphics processing Unit), and power supply device and method for two GPUs |
| CN111338453B (en) * | 2020-02-16 | 2021-10-08 | 苏州浪潮智能科技有限公司 | Compatible single-chip GPU (graphics processing Unit), and power supply device and method for two GPUs |
| CN111352495A (en) * | 2020-02-29 | 2020-06-30 | 苏州浪潮智能科技有限公司 | Hard disk off-peak power-on control system |
| CN111352495B (en) * | 2020-02-29 | 2021-09-14 | 苏州浪潮智能科技有限公司 | Hard disk off-peak power-on control system |
| CN111949106A (en) * | 2020-08-06 | 2020-11-17 | 深圳市国鑫恒运信息安全有限公司 | X86 rack-mounted server and off-peak power-on control method thereof |
| CN111949106B (en) * | 2020-08-06 | 2022-07-01 | 深圳市国鑫恒运信息安全有限公司 | X86 rack-mounted server and off-peak power-on control method thereof |
| CN112269654A (en) * | 2020-09-18 | 2021-01-26 | 山东云海国创云计算装备产业创新中心有限公司 | PCIE resource automatic splitting circuit and method |
| CN112765067A (en) * | 2020-12-31 | 2021-05-07 | 西安易朴通讯技术有限公司 | Hard disk backboard and mainboard assembling structure |
| CN116643636A (en) * | 2023-05-29 | 2023-08-25 | 合芯科技有限公司 | Method, device, equipment and medium for randomly powering on hard disk backboard |
| CN116643636B (en) * | 2023-05-29 | 2024-02-23 | 合芯科技有限公司 | Method, device, equipment and medium for randomly powering on hard disk backboard |
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