CN108174565A - A kind of server power supply cable isolator and decoupling method - Google Patents
A kind of server power supply cable isolator and decoupling method Download PDFInfo
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- CN108174565A CN108174565A CN201810011887.2A CN201810011887A CN108174565A CN 108174565 A CN108174565 A CN 108174565A CN 201810011887 A CN201810011887 A CN 201810011887A CN 108174565 A CN108174565 A CN 108174565A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1485—Servers; Data center rooms, e.g. 19-inch computer racks
- H05K7/1488—Cabinets therefor, e.g. chassis or racks or mechanical interfaces between blades and support structures
- H05K7/1492—Cabinets therefor, e.g. chassis or racks or mechanical interfaces between blades and support structures having electrical distribution arrangements, e.g. power supply or data communications
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Abstract
The present invention provides a kind of server power supply cable isolator and decoupling method, and isolator C is internally provided with power supply copper foil pad position and ground copper coin pad position；Power supply copper foil pad void region is equipped with the corresponding isolator C fronts in power supply copper foil pad position position；Ground copper coin pad void region is equipped with the corresponding isolator C fronts in ground copper coin pad position position；The parasitic inductance that server power supply cable isolator can come to avoid cable tie, reduces the influence of parasitic inductance, reduces the voltage fluctuation of electrical equipment GPU.Device can be nested on power cable, and can weld different types of decoupling capacitor according to design requirement, influenced so as to reduce cable parasitic inductance, improved GPU power supply stability.
Description
Technical field
The present invention relates to server power supply field more particularly to a kind of server power supply cable isolator and decoupling sides
Method.
Background technology
It is increasing to server and the demand of storage along with cloud computing, the development of big data, in server and storage
In design, to meet the different demands of client, server capability is stronger and stronger, to the ability of operation, data and graphics process
Demand it is also more and more, in such cases, GPU server catalyst Catalysts gradually grow up, and are more and more applied.
How in a limited space and cost the electric current of GPU demands is very big, brings new challenge to the design of power supply,
It is lower to design the power supply for meeting GPU demands, become one of key of GPU server design success or failure.
Shown in connection diagram Fig. 1 of conventional power source cable and connector, it can be seen that after connector A connection cables directly
It is connect with connector B, corresponding connector connects again by connector A and B, to complete the power delivery of whole system link.
Conventional power source cable and connector are only to provide electric current transfer function, but are born to the current needs such as GPU are larger
It carries, the cable of long range will bring larger parasitic inductance, and parasitic inductance can lead to the oscillation of GPU power supplys, so as to influence GPU
The stability of work.
Invention content
In order to overcome above-mentioned deficiency of the prior art, the present invention provides a kind of server power supply cable isolator, packet
It includes：Isolator C；Isolator C is rectangular parallelepiped structure；Isolator C is equipped with front, the back side, left side, right side, top surface
And bottom surface；
Isolator C is internally provided with power supply copper foil pad position and ground copper coin pad position；
Power supply copper foil pad void region is equipped with the corresponding isolator C fronts in power supply copper foil pad position position；
Ground copper coin pad void region is equipped with the corresponding isolator C fronts in ground copper coin pad position position；
Left side is equipped with and the corresponding left power cable through-hole in power supply copper foil pad position position, close left power cable
Through-hole is equipped with multiple left power cable fixed interfaces；
Left side is additionally provided with to be equipped with the corresponding left ground line three-way hole in ground copper coin pad position position, close left ground line three-way hole
Multiple left ground wire fixed interfaces；
Right side is equipped with and the corresponding right power cable through-hole in power supply copper foil pad position position, close right power cable
Through-hole is equipped with multiple right power cable fixed interfaces；
Right side is additionally provided with to be equipped with the corresponding right ground line three-way hole in ground copper coin pad position position, close right ground line three-way hole
Multiple right ground wire fixed interfaces.
Preferably, the center of left power cable through-hole and the center of right power cable through-hole are on same straight line；
The center of left ground line three-way hole is with the center of right ground line three-way hole on same straight line.
Preferably, it is equipped at least one power supply copper with the corresponding isolator C fronts in power supply copper foil pad position position
Foil pad void region；It is arranged side by side between power supply copper foil pad void region；
At least one ground copper coin pad vacancy section is equipped with the corresponding isolator C fronts in ground copper coin pad position position
Domain；It is arranged side by side between ground copper coin pad void region.
Preferably, the top surface of isolator C is buckled close to front position equipped with top surface；
The left side of isolator C is buckled close to front position equipped with left side；
The right side of isolator C is buckled close to front position equipped with right side；
The bottom surface of isolator C is buckled close to front position equipped with bottom surface；
It further includes：Protective cover；
The top surface of protective cover is equipped in the top surface being adapted with top surface buckle and is buckled；
The left side of protective cover is equipped in the left side being adapted with left side buckle and is buckled；
The right side of protective cover is equipped in the right side being adapted with right side buckle and is buckled；
The bottom surface of protective cover is equipped in the bottom surface being adapted with bottom surface buckle and is buckled；
Protective cover is located at the front of isolator C, and passes through top surface buckle and the mutually clamping of buckle in top surface, left side
Buckle is mutually clamped in buckle and left side, and buckle is mutually clamped in right side buckle and right side, in bottom surface buckle and bottom surface
Buckle mutually connects and fixes.
Preferably, the front of isolator C, the back side, left side, right side, top surface and bottom surface use insulating materials
It makes；
Protective cover is made of insulating materials.
Preferably, insulating barrier is equipped between power supply copper foil pad position and ground copper coin pad position.
Preferably, it further includes：Wire and cable connector A, wire and cable connector B, power cable and ground wire cable；
Power cable one end connection cables connector A, other end connection cables connector B；
Power cable is penetrated from the left power cable through-hole of isolator C, is pierced by from right power cable through-hole；Power cable
It is arranged in power supply copper foil pad position, and position is corresponding with power supply copper foil pad void region；
Ground wire cable one end connection cables connector A, other end connection cables connector B；
Ground wire cable is penetrated from the left ground line three-way hole of isolator C, and from right ground, line three-way hole is pierced by；Ground wire cable is arranged on ground
In copper coin pad position, and position is corresponding with ground copper coin pad void region.
A kind of server power supply cable decoupling method, method include：
Power cable from the left power cable through-hole of isolator is penetrated, is pierced by from right power cable through-hole；By ground wire
Cable is penetrated from the left ground line three-way hole of isolator, and from right ground, line three-way hole is pierced by；
The position of the determining power cable for needing to decouple and ground wire cable, determines the position for decoupling power cable behind position
It is corresponding with power supply copper foil pad void region；The position that ground wire cable decouples is corresponding with ground copper coin pad void region；
By the insulation displacement of power cable isolated position, by the insulation displacement of ground wire cable isolated position；
Power cable is installed in left power cable through-hole by binding mechanism by left power cable fixed interface；Bind mechanism
Power cable is installed in by right power cable through-hole by right power cable fixed interface；
Ground wire cable is installed in left ground line three-way hole by binding mechanism by left ground wire fixed interface；Bind mechanism by right
Ground wire cable is installed in right ground line three-way hole by line fixed interface；
Respectively in ground wire cable isolated position and power cable isolated position welding decoupling capacitor；
Protective cover is located at the connection fixed by snap of isolator front；
The both ends of power cable are connect respectively with wire and cable connector A and wire and cable connector B；
The both ends of ground wire cable are connect respectively with wire and cable connector A and wire and cable connector B.
As can be seen from the above technical solutions, the present invention has the following advantages：
The parasitic inductance that server power supply cable isolator can come to avoid cable tie, reduces the influence of parasitic inductance,
Reduce the voltage fluctuation of electrical equipment GPU.Device can be nested on power cable, and can weld inhomogeneity according to design requirement
The decoupling capacitor of type influences so as to reduce cable parasitic inductance, improves GPU power supply stability.
Description of the drawings
In order to illustrate more clearly of technical scheme of the present invention, attached drawing needed in description will be made below simple
Ground introduction, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, for ordinary skill
For personnel, without creative efforts, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is prior-art illustration；
Fig. 2 is isolator schematic diagram；
Fig. 3 is isolator front embodiment schematic diagram；
Fig. 4 is another embodiment schematic diagram in isolator front；
Fig. 5 is protective cover embodiment schematic diagram；
Fig. 6 is isolator left side embodiment schematic diagram；
Fig. 7 is isolator right side embodiment schematic diagram；
Fig. 8 is wire and cable connector A, wire and cable connector B and isolator embodiment schematic diagram.
Specific embodiment
In order to make the invention's purpose, features and advantages of the invention more obvious and easy to understand, it will use below specific
Embodiment and attached drawing, the technical solution protected to the present invention are clearly and completely described, it is clear that implementation disclosed below
Example is only part of the embodiment of the present invention, and not all embodiment.Based on the embodiment in this patent, the common skill in this field
All other embodiment that art personnel are obtained without making creative work belongs to the model of this patent protection
It encloses.
The present embodiment provides a kind of server power supply cable isolator, as shown in Fig. 2 to 8, including：Isolator C；It goes
Coupling device C is rectangular parallelepiped structure；Isolator C is equipped with front 11, the back side 12, left side 13, right side 14, top surface 15 and bottom
Face 16；
Isolator C is internally provided with power supply copper foil pad position 1 and ground copper coin pad position 2；With power supply copper foil pad area
The position corresponding isolator C fronts in 1 position are equipped with power supply copper foil pad void region 3；
Ground copper coin pad void region 4 is equipped with the corresponding isolator C fronts in 2 position of ground copper coin pad position；
Left side 13 is equipped with and the corresponding left power cable through-hole 5 in 1 position of power supply copper foil pad position, close left power supply
Cable through hole 5 is equipped with multiple left power cable fixed interfaces 17；Left side 13 is additionally provided with opposite with ground 2 positions of copper coin pad position
The left ground line three-way hole 6 answered is equipped with multiple left ground wire fixed interfaces 18 close to left ground line three-way hole 6；Right side 14 is equipped with and power supply copper
The corresponding right power cable through-hole 7 in 1 position of foil pad position is equipped with multiple right power cables close to right power cable through-hole 7
Fixed interface 19；Right side 14 is additionally provided with and the 2 corresponding right ground line three-way hole 8 in position of ground copper coin pad position, close right ground wire
Through-hole 8 is equipped with multiple right ground wire fixed interfaces 20.
In the present embodiment, the center of the center of left power cable through-hole 5 and right power cable through-hole 7 is in same straight line
On；The center of left ground line three-way hole 6 on same straight line, is walked with the center of right ground line three-way hole 8 convenient for cable.
In the present embodiment, at least one electricity is equipped with the 1 corresponding isolator C fronts in position of power supply copper foil pad position
Source copper foil pad void region 3；It is arranged side by side between power supply copper foil pad void region 3；With 2 position phase of ground copper coin pad position
Corresponding isolator C fronts are equipped at least one ground copper coin pad void region 4；Between ground copper coin pad void region 4 simultaneously
Row's setting.It can realize in this way and a plurality of cable is decoupled.
In the present embodiment, the top surface 15 of isolator C is equipped with top surface buckle 31 close to positive 11 positions；
The left side 13 of isolator C is equipped with left side buckle 32 close to positive 11 positions；
The right side 14 of isolator C is equipped with right side buckle 33 close to positive 11 positions；
The bottom surface 16 of isolator C is equipped with bottom surface buckle 34 close to positive 11 positions；
It further includes：Protective cover 9；
The top surface of protective cover 9 is equipped with and is buckled 41 in 31 top surfaces that are adapted of top surface buckle；The left side of protective cover 9 is equipped with
With being buckled 42 in 32 left sides that are adapted of left side buckle；The right side of protective cover 9 is equipped with to be adapted with right side buckle 33
Right side in be buckled 43；The bottom surface of protective cover 9 is equipped with and is buckled 44 in 34 bottom surfaces that are adapted of bottom surface buckle；Protective cover 9 covers
The front of isolator C is located at, and is mutually clamped by top surface buckle 31 and buckle 41 in top surface, left side buckle 32 and left side
The mutually clamping of buckle 42 in face, right side buckle 33 and the mutually clamping of buckle 43 in right side, bottom surface buckle 34 in bottom surface with blocking
Button 44 mutually connects and fixes.
The front 11 of isolator C, the back side 12, left side 13, right side 14, top surface 15 and bottom surface 16 are using insulation
Material makes；Protective cover 9 is made of insulating materials.
It can play the role of insulation in this way, and protective cover 9 and isolator C is connected by a snap fixation, protective cover 9
After the completion of capacitance and cable welding, short circuit between power and ground can be prevented and prevent power cord short-circuit, it can also
Contact of the extraneous metal with capacitance pad is prevented, the shaking of capacitance can also be prevented.
In the present embodiment, insulating barrier 10 is equipped between power supply copper foil pad position 1 and ground copper coin pad position 2.Insulation
Partition board 10 is played 2 isolating and protecting of power supply copper foil pad position 1 and ground copper coin pad position.
In the present embodiment, further include：Wire and cable connector A, wire and cable connector B, power cable and ground wire cable；Power cable
One end connection cables connector A, other end connection cables connector B；Power cable is from the left power cable through-hole of isolator C
5 penetrate, and are pierced by from right power cable through-hole 7；Power cable is arranged in power supply copper foil pad position 1, and position and power supply copper
Foil pad void region 3 is corresponding；Ground wire cable one end connection cables connector A, other end connection cables connector B；Ground wire
Cable is penetrated from the left ground line three-way hole 6 of isolator C, is pierced by from right ground line three-way hole 8；Ground wire cable is arranged on ground copper coin pad area
In position 2, and position is corresponding with ground copper coin pad void region 4.Wire and cable connector A and wire and cable connector B can set multiple
Isolator C realizes decoupling function.
For cable in itself there are parasitic inductance, such situation is inevitable.The equipment such as general GPU are designed for manufacturer
Product, design can not be changed.GPU needs additional power cable power supply, this power cable needs directly to connect progress with GPU equipment
Power supply.The parasitic inductance that server power supply cable isolator can come to avoid cable tie, reduces the influence of parasitic inductance, reduces
The voltage fluctuation of electrical equipment GPU.
Device can be nested on power cable, and can weld different types of decoupling capacitor according to design requirement, so as to
Reducing cable parasitic inductance influences, and improves GPU power supply stability.
Increase an isolator C between wire and cable connector A, wire and cable connector B, for welding decoupling capacitor, reduce
The influence that power cable is brought.Isolator C can be one, can also design according to demand multiple.
Power supply copper foil pad void region 3, ground copper coin pad void region 4 are used to weld its internal corresponding cable copper
Foil, to complete the connection of copper foil pad and internal electric source and ground cable, copper foil pad is used to weld the capacitance of demand, ambroin
For fixed cable and complete power supply and ground be dielectrically separated from.
Power supply copper foil pad void region 3 and ground copper coin pad void region 4 can set multiple respectively.
The present invention also provides a kind of server power supply cable decoupling method, method includes：
Power cable from the left power cable through-hole of isolator is penetrated, is pierced by from right power cable through-hole；By ground wire
Cable is penetrated from the left ground line three-way hole of isolator, and from right ground, line three-way hole is pierced by；
The position of the determining power cable for needing to decouple and ground wire cable, determines the position for decoupling power cable behind position
It is corresponding with power supply copper foil pad void region；The position that ground wire cable decouples is corresponding with ground copper coin pad void region 4；
By the insulation displacement of power cable isolated position, by the insulation displacement of ground wire cable isolated position；
Power cable is installed in left power cable through-hole by binding mechanism by left power cable fixed interface；Bind mechanism
Power cable is installed in by right power cable through-hole by right power cable fixed interface；
Ground wire cable is installed in left ground line three-way hole by binding mechanism by left ground wire fixed interface；Bind mechanism by right
Ground wire cable is installed in right ground line three-way hole by line fixed interface；
Respectively in ground wire cable isolated position and power cable isolated position welding decoupling capacitor；
Protective cover is located at the connection fixed by snap of isolator front；
The both ends of power cable are connect respectively with wire and cable connector A and wire and cable connector B；
The both ends of ground wire cable are connect respectively with wire and cable connector A and wire and cable connector B.
Decoupling method on cable by increasing isolator to weld decoupling capacitor, to reach the mesh for reducing voltage oscillation
's.The input/output section of isolator include ambroin, cable fixed interface, power cable channel, cable passage, absolutely
Edge plastics for power supply and ground isolation, cable immobilizing structure by power supply and ground cable be fixed on this interface, prevent power supply and
The movement of ground cable.Power cable, ground cable are placed in power supply copper foil pad position and ground copper coin pad position.
Term " first ", " second ", " third " " in description and claims of this specification and above-mentioned attached drawing
Four " etc. if there is being for distinguishing similar object, without being used to describing specific sequence or precedence.It should be appreciated that
The data used in this way can be interchanged in the appropriate case, so that the embodiment of the present invention described herein can be in addition at this
In diagram or description those other than sequence implement.In addition, term " comprising " and " having " and their any deformation, meaning
Figure is to cover non-exclusive include.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use the present invention.
A variety of modifications of these embodiments will be apparent for those skilled in the art, it is as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and the principles and novel features disclosed herein phase one
The most wide range caused.
Claims (8)
1. a kind of server power supply cable isolator, which is characterized in that including：Isolator (C)；Isolator (C) is length
Cube structure；Isolator (C) is equipped with positive (11), the back side (12), left side (13), right side (14), top surface (15) and
Bottom surface (16)；
Isolator (C) is internally provided with power supply copper foil pad position (1) and ground copper coin pad position (2)；
Power supply copper foil pad void region is equipped with the power supply copper foil pad corresponding isolator in position (1) position (C) front
(3)；
Ground copper coin pad void region (4) is equipped with the corresponding isolator in ground copper coin pad position (2) position (C) front；
Left side (13) equipped with the corresponding left power cable through-hole (5) in power supply copper foil pad position (1) position, close to left electricity
Source cable through hole (5) is equipped with multiple left power cable fixed interfaces (17)；
Left side (13) is additionally provided with to be led to the corresponding left ground line three-way hole (6) in ground copper coin pad position (2) position, close left ground wire
Hole (6) is equipped with multiple left ground wire fixed interfaces (18)；
Right side (14) equipped with the corresponding right power cable through-hole (7) in power supply copper foil pad position (1) position, close to right electricity
Source cable through hole (7) is equipped with multiple right power cable fixed interfaces (19)；
Right side (14) is additionally provided with to be led to the corresponding right ground line three-way hole (8) in ground copper coin pad position (2) position, close right ground wire
Hole (8) is equipped with multiple right ground wire fixed interfaces (20).
2. server power supply cable isolator according to claim 1, which is characterized in that
The center of left power cable through-hole (5) and the center of right power cable through-hole (7) are on same straight line；
The center of left ground line three-way hole (6) is with the center of right ground line three-way hole (8) on same straight line.
3. server power supply cable isolator according to claim 1 or 2, which is characterized in that with power supply copper foil pad
The corresponding isolator in position (1) position (C) front is equipped at least one power supply copper foil pad void region (3)；Power supply copper
It is arranged side by side between foil pad void region (3)；
At least one ground copper coin pad hollow out is equipped with the corresponding isolator in ground copper coin pad position (2) position (C) front
Region (4)；It is arranged side by side between ground copper coin pad void region (4).
4. server power supply cable isolator according to claim 1 or 2, which is characterized in that
The top surface (15) of isolator (C) is equipped with top surface close to positive (11) position and is buckled (31)；
The left side (13) of isolator (C) is equipped with left side close to positive (11) position and is buckled (32)；
The right side (14) of isolator (C) is equipped with right side close to positive (11) position and is buckled (33)；
The bottom surface (16) of isolator (C) is equipped with bottom surface close to positive (11) position and is buckled (34)；
It further includes：Protective cover (9)；
The top surface of protective cover (9) is equipped in the top surface being adapted with top surface buckle (31) and is buckled (41)；
The left side of protective cover (9) is equipped in the left side being adapted with left side buckle (32) and is buckled (42)；
The right side of protective cover (9) is equipped in the right side being adapted with right side buckle (33) and is buckled (43)；
The bottom surface of protective cover (9) is equipped in the bottom surface being adapted with bottom surface buckle (34) and is buckled (44)；
Protective cover (9) is located at the front of isolator (C), and is mutually blocked by top surface buckle (31) and buckle (41) in top surface
It connects, left side buckle (32) is mutually clamped with buckle (42) in left side, and right side buckle (33) in right side with being buckled (43)
Mutually clamping, bottom surface buckle (34) are mutually connected and fixed with buckle (44) in bottom surface.
5. server power supply cable isolator according to claim 4, which is characterized in that
The front (11) of isolator (C), the back side (12), left side (13), right side (14), top surface (15) and bottom surface (16)
Made of insulating materials；
Protective cover (9) is made of insulating materials.
6. server power supply cable isolator according to claim 1 or 2, which is characterized in that
Insulating barrier (10) is equipped between power supply copper foil pad position (1) and ground copper coin pad position (2).
7. server power supply cable isolator according to claim 1 or 2, which is characterized in that further include：Cable connects
Device (A), wire and cable connector (B), power cable and ground wire cable；
Power cable one end connection cables connector (A), other end connection cables connector (B)；
Power cable is penetrated from the left power cable through-hole (5) of isolator (C), is pierced by from right power cable through-hole (7)；Power supply
Cable is arranged in power supply copper foil pad position (1), and position is corresponding with power supply copper foil pad void region (3)；
Ground wire cable one end connection cables connector (A), other end connection cables connector (B)；
Ground wire cable is penetrated from the left ground line three-way hole (6) of isolator (C), is pierced by from right ground line three-way hole (8)；Ground wire cable is set
In ground copper coin pad position (2), and position is corresponding with ground copper coin pad void region (4).
8. a kind of server power supply cable decoupling method, which is characterized in that method includes：
Power cable from the left power cable through-hole of isolator is penetrated, is pierced by from right power cable through-hole；By ground wire cable
It is penetrated from the left ground line three-way hole of isolator, from right ground, line three-way hole is pierced by；
The position of the determining power cable for needing to decouple and ground wire cable, determines the position for decoupling power cable behind position and electricity
Source copper foil pad void region is corresponding；The position that ground wire cable decouples is corresponding with ground copper coin pad void region (4)；
By the insulation displacement of power cable isolated position, by the insulation displacement of ground wire cable isolated position；
Power cable is installed in left power cable through-hole by binding mechanism by left power cable fixed interface；Binding mechanism passes through
Power cable is installed in right power cable through-hole by right power cable fixed interface；
Ground wire cable is installed in left ground line three-way hole by binding mechanism by left ground wire fixed interface；Binding mechanism is consolidated by right ground wire
Ground wire cable is installed in right ground line three-way hole by stationary interface；
Respectively in ground wire cable isolated position and power cable isolated position welding decoupling capacitor；
Protective cover is located at the connection fixed by snap of isolator front；
The both ends of power cable are connect respectively with wire and cable connector (A) and wire and cable connector (B)；
The both ends of ground wire cable are connect respectively with wire and cable connector (A) and wire and cable connector (B).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810011887.2A CN108174565B (en) | 2018-01-05 | 2018-01-05 | Decoupling device and decoupling method for server power cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810011887.2A CN108174565B (en) | 2018-01-05 | 2018-01-05 | Decoupling device and decoupling method for server power cable |
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| Publication number | Publication date |
|---|---|
| CN108174565B (en) | 2020-03-06 |
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