CN217469534U - Power supply device based on VPX framework server - Google Patents
Power supply device based on VPX framework server Download PDFInfo
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- CN217469534U CN217469534U CN202220815875.7U CN202220815875U CN217469534U CN 217469534 U CN217469534 U CN 217469534U CN 202220815875 U CN202220815875 U CN 202220815875U CN 217469534 U CN217469534 U CN 217469534U
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Abstract
The utility model provides a power supply unit based on VPX framework server, including main control board, super capacitor spare electricity module and logic control chip, main control board and logic control chip are all installed on VPX framework server, super capacitor spare electricity module detachably installs on main control board; when the super-capacitor standby power module is connected with the main control panel, one part of the external power supply charges the super-capacitor standby power module, and the other part of the external power supply supplies power to the main control panel through the super-capacitor standby power module; when the external power supply is powered off and the super capacitor standby power module is connected with the main control board, the super capacitor standby power module supplies power to the main control board; when the super capacitor standby power module is disconnected with the main control board, the external power supply directly supplies power to the main control board under the control of the logic control chip; the utility model discloses, can realize the application of heavy current charge-discharge, satisfy the comparatively abominable condition of VPX framework server high-power consumption demand and service environment, improve the stability and the security of power.
Description
Technical Field
The utility model relates to a server power supply technical field, in particular to power supply unit based on VPX framework server.
Background
With the development of the domestic VPX (a new generation of high-speed serial bus standard proposed by VME International Trade Association in 2007) architecture server industry, data security is more important, and when the VPX architecture server device fails in external power supply, a backup power supply is required to provide support so as to ensure that important data in the device can be stored within a certain time.
At present, a power supply system of a server device usually uses a BBU (Battery Backup Unit) as a Backup power supply, the BBU is usually composed of a plurality of rechargeable batteries connected in series and parallel, the Battery property determines that the BBU cannot withstand some extreme high and low temperature environments, and the Battery usually has a service life of only hundreds of cycles, and the service life is greatly reduced by repeatedly transmitting high-power pulses because rapid charging is damaged. Because the VPX architecture server is often used in severe environments such as occasions with higher requirements on vibration resistance and extreme high and low temperatures, and because of the power supply characteristics of the VPX architecture server, a single module can obtain kilowatt power, the power supply system using a common BBU as a backup power supply cannot meet the requirements of high power consumption of the VPX architecture server and the conditions of severe use environments, and thus the VPX architecture server cannot be compatible.
SUMMERY OF THE UTILITY MODEL
The utility model provides a power supply unit based on VPX framework server to solve prior art, adopt the unable compatible VPX framework server's of this kind of power supply system of usual BBU as back-up source technical problem.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides a power supply unit based on VPX framework server, including main control board, super capacitor spare electricity module, logic control chip and backplate, the main control board with super capacitor spare electricity module is installed on the backplate, external power source pass through the backplate respectively with the main control board with super capacitor spare electricity module is connected, super capacitor spare electricity module with the main control board is connected, is used for main control board spare power supply;
the back plate and the logic control chip are both installed on the VPX framework server, and switching of an external power supply for supplying power to the main control board and a super capacitor standby power module for standby power supply of the main control board can be realized through control of the logic control chip.
Furthermore, a first slow start chip is arranged on the main control board, one end of the first slow start chip is electrically connected with an external power supply, the other end of the first slow start chip is electrically connected with the main control board, and the first slow start chip is connected with the logic control chip; the logic control chip is used for controlling the first slow start chip, and the first slow start chip is used for connection and disconnection between the external power supply and the main control board;
the super-capacitor power backup module is detachably connected with the main control board, when the super-capacitor power backup module is connected with the main control board, the logic control chip controls the first slow start chip to enable the external power supply and the main control board to be in a disconnected state, one part of the external power supply charges the super-capacitor power backup module, and the other part of the external power supply supplies power to the main control board through the super-capacitor power backup module; when an external power supply is powered off and the super-capacitor standby power module is connected with the main control board, the super-capacitor standby power module supplies power to the main control board;
furthermore, the main control board further comprises a first fuse, and the first fuse is arranged between the first slow start chip and the external power supply.
Further, the super capacitor standby power module comprises a BBU charge-discharge circuit, a super capacitor group and a second slow start chip, one end of the second slow start chip is connected with the BBU charge-discharge circuit, the other end of the second slow start chip is connected with the external power supply, and the super capacitor group and the BBU charge-discharge circuit are both electrically connected with the main control board; the second slow start chip is connected with the logic control chip, the logic control chip is used for controlling the second slow start chip, and the second slow start chip is used for controlling the connection and disconnection between the BBU charge-discharge circuit and the external power supply.
When the super capacitor standby power module is connected with the main control board, the logic control chip controls the second slow start chip to enable the BBU charge-discharge circuit and the external power supply to be in a communicated state, one part of the external power supply charges the super capacitor group through the BBU charge-discharge circuit, and the other part of the external power supply supplies power to the main control board through the BBU charge-discharge circuit;
further, the BBU charge-discharge circuit comprises a first connecting piece, a second connecting piece, a third connecting piece and a capacitor charge-discharge chip;
the first connecting piece, the super capacitor bank and the second connecting piece are sequentially connected in series, the third connecting piece is connected with the first connecting piece and the second connecting piece in parallel, and the capacitor charging and discharging chip is connected with the first connecting piece, the second connecting piece and the third connecting piece respectively and used for controlling the connection and disconnection of the first connecting piece, the second connecting piece and the third connecting piece, so that charging and discharging of the super capacitor bank are achieved.
Further, the first connecting piece, the second connecting piece and the third connecting piece are all metal oxide semiconductors.
Further, the super capacitor power supply module further comprises a second fuse, and the second fuse is arranged between the external power supply and the second slow start chip.
The power supply module further comprises a main control board connector, and the main control board is connected with the external power supply and the super capacitor standby power module through the main control board connector.
Further, the super capacitor power backup module is connected with the external power supply and the main control board through the power backup module connector.
The utility model has the advantages that:
1. the utility model provides a power supply unit based on VPX framework server detects super capacitor through the logic control chip and is equipped with the module and insert to remove the switch that controls main control board and super capacitor and be equipped with the module and slowly start chip enable signal by the logic control chip, thereby realize the nimble switching that equipment external power source supplied power and super capacitor were equipped with the module power supply.
2. When the super capacitor standby power module is disconnected with the main control panel, an external power supply supplies power to the main control panel. When the super-capacitor power supply module is connected with the main control board and the external power supply is effective, one part of the external power supply supplies power to the main control board, and the other part of the external power supply charges the super-capacitor power supply module; when the super capacitor standby power module is connected with the main control board and the external power supply is powered off, the super capacitor standby power module supplies power to the main control board; therefore, important data can be stored in a certain time when the external power supply is powered off.
3. The utility model discloses a super capacitor carries out reserve power supply, can be at high low temperature environment inner loop and use to can not receive the harm because of quick charge and the high power pulse of repeated transmission, life is longer, can realize the application of heavy current charge-discharge, satisfies the comparatively abominable condition of VPX framework server high power consumption demand and service environment.
4. The utility model discloses a set up first fuse and first slow start-up chip at the main control board, set up second fuse and second at super capacitor power module and slowly start-up chip for no matter whether super capacitor power module is on the throne, whether can both ensure that power supply has passed through the slow start-up chip of fuse when giving the main control board, improved the stability and the security of equipment power.
Drawings
Fig. 1 is a schematic connection diagram of the present invention;
FIG. 2 is a schematic connection diagram of a BBU charge-discharge circuit.
Description of reference numerals:
1. a main control board; 11. a first slow start chip; 12. a first fuse;
2. a super capacitor power supply module; 21. a BBU charge-discharge circuit; 211. a first connecting member; 212. a second connecting member; 213. a third connecting member; 214. a capacitor charging and discharging chip; 22. a super capacitor bank; 23. a second slow start chip; 24. a second fuse;
3. a logic control chip; 4. a main control board connector; 5. a backup power module connector; 6. a back plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. In the description of the present invention, the related orientation or positional relationship is based on the orientation or positional relationship shown in fig. 1, wherein "up" and "down" refer to the up-down direction of fig. 1. It is to be understood that such directional terms are merely used to facilitate the description of the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
Furthermore, the descriptions of "first," "second," etc. in the present application are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to imply that the number or order of the indicated features is in order. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Referring to fig. 1, an embodiment of the present application provides a power supply device based on a VPX architecture server, including a main control board 1, a super capacitor backup module 2, a logic control chip 3, and a backplane 6, where the main control board 1 and the super capacitor backup module 2 are installed on the backplane 6, an external power supply is connected to the main control board 1 and the super capacitor backup module 2 through the backplane 6, respectively, and the super capacitor backup module 2 is connected to the main control board 1 and is configured to supply power to the main control board 1 in a backup manner;
the back plate 6 with the logic control chip 3 just all install on the VPX framework server, through the control of logic control chip 3, can realize that the external power supply does the main control board 1 supplies power or super capacitor spare power module 2 does the switching of the reserve power supply of main control board 1 to ensure that under the condition of external power outage, can be supplied power for main control board 1 by super capacitor spare power module 2, important data in the equipment can be preserved in certain time.
In this embodiment, the super capacitor backup module is used to replace a BBU backup unit commonly used in the prior art as a backup power supply, so that application of large-current charging and discharging can be realized, high power consumption requirements of the VPX architecture server and severe service environment conditions can be met, and the problem that the power supply system using a common BBU as a backup power supply cannot be compatible with the VPX architecture server can be solved.
In some other embodiments, a first slow start chip 11 is disposed on the main control board 1, one end of the first slow start chip 11 is connected to an external power supply, the other end of the first slow start chip 11 is connected to the main control board 1, and the first slow start chip 11 is connected to the logic control chip 3; the logic control chip 3 is configured to control the first slow start chip 11, and the first slow start chip 11 is configured to control connection and disconnection between the external power supply and the main control board 1;
the super-capacitor power backup module 2 is detachably connected with the main control board 1, when the super-capacitor power backup module 2 is connected with the main control board 1, the logic control chip 3 controls the first slow start chip 11 to enable the external power supply and the main control board 1 to be in a disconnected state, one part of the external power supply charges the super-capacitor power backup module 2, and the other part of the external power supply supplies power to the main control board 1 through the super-capacitor power backup module 2;
when an external power supply is powered off and the super capacitor standby power module 2 is connected with the main control board 1, the super capacitor standby power module 2 supplies power to the main control board 1; this power supply mode can be when external power source is in the outage state, prepares for main control panel 1 power supply through super capacitor for important data can be preserved in certain time in the equipment.
When the super capacitor power backup module 2 is disconnected from the main control board 1, the logic control chip 3 controls the first slow start chip 11 to enable the external power supply and the main control board 1 to be in a conducting state, and the external power supply directly supplies power to the main control board 1 at the moment.
In this embodiment, through set up first slow start-up chip on main control board 1, ensured when super capacitor is equipped with electric module 2 and main control board 1 and disconnects, main power source of main control board 1 has improved the stability of equipment power in having passed through first slow start-up chip 11 and having inputed the integrated circuit board.
In some other embodiments, the main control board 1 further includes a first fuse 12, and the first fuse 12 is disposed between the first slow start chip 11 and the external power supply, so as to ensure that a main power supply of the main control board 1 is input into the board card through the first fuse 12, thereby improving the safety of the power supply system.
In some other embodiments, the super capacitor backup module 2 includes a BBU charge and discharge circuit 21, a super capacitor bank 22, and a second soft start chip 23, where the second soft start chip 23 is connected to the BBU charge and discharge circuit 21, and both the BBU charge and discharge circuit 21 and the super capacitor bank 22 are electrically connected to the main control board 1;
the logic control chip 3 is configured to control the second soft start chip 23, and the second soft start chip 23 is configured to control connection and disconnection between the BBU charge-discharge circuit 21 and the external power supply;
when the super capacitor backup module 2 is connected with the main control board 1, the logic control chip 3 controls the second slow start chip 23 to enable the BBU charge-discharge circuit 21 and the external power supply to be in a conducting state, one part of the external power supply charges the super capacitor bank 22 through the BBU charge-discharge circuit 21, and the other part of the external power supply supplies power to the main control board 1 through the BBU charge-discharge circuit 21;
when an external power supply is in a power-off state and the super capacitor standby power module 2 is connected with the main control panel 1, the super capacitor bank 22 supplies power to the main control panel 1.
In this embodiment, set up the slow start-up chip 23 of second through super capacitor power module 2, ensured when super capacitor power module 2 is connected with main control panel 1 and external power source is effective, the main power supply of super capacitor power module 2 has passed through the slow start-up chip 23 of second and has inputed the integrated circuit board in, improved the stability of equipment power. Simultaneously, through setting up super capacitor group 22, super capacitor that super capacitor group 22 adopted can be at high low temperature environment inner loop and use to can not receive the harm because of quick charge and repeated transmission high power pulse, life is longer, can satisfy the demand that VPX framework server high-power consumption and work under extreme high low temperature and other adverse circumstances, make the utility model discloses can be compatible with VPX framework server better.
In some other embodiments, the BBU charge and discharge circuit 21 includes a first connector 211, a second connector 212, a third connector 213, and a capacitance charge and discharge chip 214;
the first connecting piece 211, the super capacitor bank 22 and the second connecting piece 212 are sequentially connected in series, the third connecting piece 213 is connected with the first connecting piece 211 and the second connecting piece 212 in parallel, and the capacitor charging and discharging chip 214 is connected with the first connecting piece 211, the second connecting piece 212 and the third connecting piece 2132 respectively and used for controlling the connection and disconnection of the first connecting piece 211, the second connecting piece 212 and the third connecting piece 213, so that the charging and discharging of the super capacitor bank 22 are realized.
In this embodiment, the working process of the capacitor charging and discharging chip 214 is as follows: when the device is in normal operation, at this time, the super capacitor standby power module 2 is installed on the back plate 6 and is powered by an external power supply, the capacitor charging and discharging chip 214 controls the first connecting piece 211 and the third connecting piece 213 at the same time, so that the first connecting piece 211 and the third connecting piece 213 are both in a conducting state, one part of the external power supply charges the super capacitor bank 22 through the first connecting piece 211, and the other part of the external power supply supplies power to the main control panel 1 through the third connecting piece 213; when the external power supply is powered off, the capacitor charging and discharging chip 214 controls the second connecting member 212, so that the second connecting member 212 is in a conducting state, and at this time, the super capacitor group 22 supplies power to the main control panel 1.
In some other embodiments, the first connection member 211, the second connection member 212, and the third connection member 213 are all metal oxide semiconductors.
In some other embodiments, the super capacitor power backup module 2 further includes a second fuse 24, and the second fuse 24 is disposed between the external power source and the second slow start chip 23, so as to ensure that a main power source of the super capacitor power backup module 2 is input into the board card through the second fuse 24, thereby improving the safety of the power supply system.
In some other embodiments, the VPX architecture server further comprises a main control board connector 4 disposed on the VPX architecture server backplane 6, and the main control board 1 is connected to the external power supply and the super capacitor backup module 2 through the main control board connector 4, so that the main control board 1 can be flexibly plugged in or unplugged from the VPX architecture server backplane 6.
In some other embodiments, the VPX architecture server further comprises a backup module connector 5 disposed on the back panel 6 of the VPX architecture server, and the super capacitor backup module 2 is connected to the external power supply and the main control board 1 through the backup module connector 5, so that the super capacitor backup module 2 can be flexibly plugged in or unplugged from the back panel 6 of the VPX architecture server.
The utility model discloses an on the other hand still provides a power supply mode switching method based on VPX framework server, includes following step:
s1, when the super capacitor backup module 2 is disconnected from the main control board 1, the logic control chip 3 controls the first slow start chip 11 to make the external power supply and the main control board 1 in a conducting state, and the external power supply directly supplies power to the main control board 1;
s2, when the super capacitor backup module 2 is connected to the main control board 1, the logic control chip 3 controls the first slow start chip 11 to turn off the external power supply and the main control board 1, and at the same time, the logic control chip 3 controls the second slow start chip 23 to turn on the external power supply and the super capacitor backup module 2, and the capacitor charging/discharging chip 214 controls the first connecting part 211 and the third connecting part 213 at the same time, so that the first connecting part 211 and the third connecting part 213 are both turned on, and a part of the external power supply charges the super capacitor bank 22 through the first connecting part 211, and another part of the external power supply supplies power to the main control board 1 through the third connecting part 213;
and S3, when the super capacitor standby power module 2 is connected with the main control board 1 and the external power supply is in a power-off state, the capacitor charging and discharging chip 214 controls the second connecting piece 212, so that the second connecting piece 212 is in a conducting state, and at the moment, the super capacitor group 22 supplies power to the main control board 1.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Moreover, the technical solutions of the present invention between the various embodiments can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are combined and contradictory or cannot be realized, it should be considered that the combination of the technical solutions does not exist, and the present invention is not within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A power supply device based on a VPX architecture server is characterized in that: the power supply system comprises a main control board (1), a super capacitor standby power module (2), a logic control chip (3) and a back plate (6), wherein the main control board (1) and the super capacitor standby power module (2) are installed on the back plate (6), an external power supply is respectively connected with the main control board (1) and the super capacitor standby power module (2) through the back plate (6), and the super capacitor standby power module (2) is connected with the main control board (1) and used for supplying power for the main control board (1) in a standby mode;
the back plate (6) and the logic control chip (3) are both installed on the VPX framework server, and through the control of the logic control chip (3), the switching of an external power supply for supplying power to the main control board (1) or the super capacitor standby power module (2) for standby power supply of the main control board (1) can be realized.
2. The power supply device based on VPX architecture server of claim 1, wherein, a first slow start chip (11) is arranged on the main control board (1);
one end of the first slow start chip (11) is electrically connected with the external power supply, the other end of the first slow start chip (11) is electrically connected with the main control board (1), the logic control chip (3) is used for controlling the first slow start chip (11), and the first slow start chip (11) is used for controlling the connection and disconnection between the external power supply and the main control board (1); the super capacitor standby power module (2) is detachably connected with the main control board (1).
3. The VPX architecture server-based power supply device according to claim 2, further comprising a first fuse (12), wherein the first fuse (12) is disposed between the first soft start chip (11) and the external power supply.
4. The VPX architecture server-based power supply device according to claim 2, wherein the super capacitor backup module (2) comprises a BBU charge-discharge circuit (21), a super capacitor bank (22) and a second soft start chip (23), the second soft start chip (23) is connected with the BBU charge-discharge circuit (21), and the super capacitor bank (22) and the BBU charge-discharge circuit (21) are electrically connected with the main control board (1); the logic control chip (3) is used for controlling the second slow start chip (23), and the second slow start chip (23) is used for controlling the connection and disconnection between the BBU charge-discharge circuit (21) and the external power supply;
when the external power supply is disconnected, the capacitor bank (22) supplies power to the main control panel (1).
5. The VPX architecture server-based power supply device of claim 4, wherein the BBU charge-discharge circuit (21) comprises a first connector (211), a second connector (212), a third connector (213) and a capacitance charge-discharge chip (214);
first connecting piece (211), electric capacity group (22) with second connecting piece (212) are series connection in proper order, third connecting piece (213) with first connecting piece (211) with second connecting piece (212) are parallelly connected, electric capacity charge-discharge chip (214) are connected with first connecting piece (211), second connecting piece (212), third connecting piece (213) respectively for control switching on and off of first connecting piece (211), second connecting piece (212) and third connecting piece (213), thereby realize the charge-discharge of electric capacity group (22).
6. The VPX architecture server-based power supply device of claim 5, wherein the first connector (211), the second connector (212), and the third connector (213) are all metal oxide semiconductors.
7. The VPX architecture server-based power supply device according to claim 4, further comprising a second fuse (24), wherein one end of the second fuse (24) is connected to an external power supply, and the other end of the second fuse (24) is connected to the second soft start chip (23).
8. The power supply device based on VPX architecture server of any one of claims 1 to 7, further comprising a main control board connector (4) disposed on a VPX architecture server backplane (6), wherein the main control board (1) is connected to the external power supply and the super capacitor backup module (2) through the main control board connector (4).
9. The power supply device based on VPX architecture server of any one of claims 1 to 7, further comprising a backup power module connector (5) disposed on a VPX architecture server backplane (6), wherein the super capacitor backup power module (2) is connected to the external power supply and the main control board (1) through the backup power module connector (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220815875.7U CN217469534U (en) | 2022-04-08 | 2022-04-08 | Power supply device based on VPX framework server |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220815875.7U CN217469534U (en) | 2022-04-08 | 2022-04-08 | Power supply device based on VPX framework server |
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| CN217469534U true CN217469534U (en) | 2022-09-20 |
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| CN202220815875.7U Active CN217469534U (en) | 2022-04-08 | 2022-04-08 | Power supply device based on VPX framework server |
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