CN104362475B - Miniaturized high-current motherboard assembly - Google Patents
Miniaturized high-current motherboard assembly Download PDFInfo
- Publication number
- CN104362475B CN104362475B CN201410617090.9A CN201410617090A CN104362475B CN 104362475 B CN104362475 B CN 104362475B CN 201410617090 A CN201410617090 A CN 201410617090A CN 104362475 B CN104362475 B CN 104362475B
- Authority
- CN
- China
- Prior art keywords
- motherboard
- bus bar
- contact pin
- cable
- printed board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/10—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
- H01R4/18—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention discloses a miniaturized high-current motherboard assembly. Signals can be transmitted between the motherboard assembly and a daughter board system via signal cables, and a power source can be provided for the daughter board system via motherboard output anode power cables and motherboard output cathode power input cables; one end of each signal cable is connected onto a signal contact element of a connector, and the other end of each signal cable is connected to a printed wire on a printed circuit board; one end of each motherboard output anode power cable is connected onto a power contact element of the corresponding connector, the other end of each motherboard output anode power cable is connected to an anode bus bar, one end of each motherboard output cathode power cable is connected to another power contact element of the corresponding connector, and the other end of each motherboard output cathode power cable is connected with a cathode bus bar. The miniaturized high-current motherboard assembly has the advantages that all joints of the cables are difficult to break in motherboard and daughter board mutual activity procedures, and accordingly the vibration resistance and the circuit connection reliability of equipment with a motherboard system and the daughter board system which are integrated with each other can be improved.
Description
Technical field
The invention belongs to control technology field, especially belong to need to provide a large amount of electric currents to the mother matrix assembly skill of each daughter board
Art field.
Background technology
With the miniaturization of electronic equipment, integrated development, the transmission to host computer system to each function daughter board system connects
It is also proposed miniature requirement, and the electric energy of each daughter board system is also required to more, thus require motherboard to be provided that high current
Ability.
At present, in the motherboard assembly of miniaturization, mainly in the form of daughter board is directly solder-connected to motherboard by adapter,
Do not possess relocatability, installation difficulty, meanwhile, the fit tolerance of the junction between motherboard and each daughter board is less, daughter board is installed
After can lead to adapter stress, when easily cause in the case of high vibration adapter damage.
And, when running into the situation of transmission high current, the track through-current capability as the printed board of motherboard is limited, such as
Bigger electric current often track to be widened is transmitted in fruit printed board to be passed through, thus increasing the area of printed board, or needs
Increase more cables and be connected respectively to host computer system, then be connected to daughter board system from host computer system, thus can not meet setting
Standby small form factor requirements.
Content of the invention
It is an object of the present invention to provide a kind of miniaturization high current motherboard assembly, itself link position and daughter board between
There is relocatable feature, it is to avoid the difficult problem of the junction cooperation between motherboard and each daughter board, improve the antivibration of product
Dynamic performance.
It is a further object to provide the miniaturization high current motherboard assembly being reliably connected with daughter board system,
Avoid being simple welding by the connection of cable each other, junction is easy in motherboard with the mutual active procedure of daughter board
Fracture.
For reaching above-mentioned purpose, the present invention adopts the following technical scheme that
Miniaturization high current motherboard assembly, including printed board (1), adapter (6), described motherboard assembly also includes fixing
Input cable (3), motherboard output cathode power cable in the positive bus bar (2) of printed board (1), the cathode power supply of motherboard assembly
(5), the negative power supply of motherboard assembly inputs cable (8), signal cable (9), is fixed on the negative bus bar of printed board (1)
(10), motherboard output negative pole power cable (11)；Motherboard assembly passes through transmission signal between signal cable (9) and daughter board system,
There is provided power supply to daughter board system by motherboard output cathode power cable (5) and motherboard output negative pole power input cable (8)；Institute
Signal cable (9) one end stated is connected on the signal contacting piece of adapter (6), and the other end is connected to the print in printed board (1)
Line processed；Described motherboard output cathode power cable (5) one end is connected to a physical contact of adapter (6), the other end
It is connected to positive bus bar (2), described motherboard output negative pole power cable (11) one end is connected to another of adapter (6)
Physical contact, the other end is connected to negative bus bar (10)；Positive bus bar (2) and the cathode power supply input line of motherboard assembly
Cable (3) is connected, and negative bus bar (10) is connected with negative power supply input cable (8) of motherboard assembly.
Preferably, described motherboard output cathode power cable (5) one end is connected by crimp of adapter (6)
Physical contact, the other end is connected to positive bus bar (2) by the first contact pin (4), described motherboard output negative pole power line
Cable (11) one end is connected by crimp another physical contact of adapter (6), and the other end is connected to by the second contact pin
Negative bus bar (10)；The connection of motherboard output cathode power cable (5) and the first contact pin (4) is that crimping connects, and motherboard exports
The connection of negative power supply cable (11) and the second contact pin is that crimping connects；Company between positive bus bar (2) and the first contact pin (4)
It is connected in installing hole to connect, be provided with, in positive bus bar (2), the jack inserting for the first contact pin (4)；Negative bus bar (10)
Connection and the second contact pin between connects for installing hole, is provided with inserting for the second contact pin insertion in negative bus bar (10)
Hole；Described signal cable (9) one end is connected by crimp on the signal contacting piece of adapter (6), and the other end passes through the 3rd
Contact pin is connected to the track in printed board (1), is provided with the printed board hole connecting for contact pin insertion in printed board (1).
Preferably, positive bus bar (2) and negative bus bar (10) are fixed in printed board (1) by screw (7).
Preferably, positive bus bar (2) and negative bus bar (10) and adapter (6) are in the same face of printed board (1)
On.
Preferably, the connection between positive bus bar (2) and the first contact pin (4) is solid by welding after installing hole connection
Fixed, for after installing hole connection, by being welded and fixed, the 3rd contact pin inserts the connection between negative bus bar (10) and the second contact pin
Pass through after the printed board hole of printed board (1) to be welded and fixed.
Preferably, the described tin-lead that is welded as is welded or silver soldering.
Preferably, the 3rd described contact pin is elastic contact pin.
Preferably, described elastic contact pin carries the contact pin of fish eyelet for head.
Compared with prior art, it is connected using cable between the motherboard of the present invention and daughter board and install in motherboard printed board
Busbar, it is achieved that the miniaturization that is integrated with daughter board system of motherboard, can float between motherboard and daughter board, motherboard assembly energy
Cross larger electric current, install easily between motherboard assembly and daughter board, so that motherboard and setting that daughter board system is integrated
Get everything ready and have the reliability that higher shock resistance and circuit connect.
According to the miniaturization high current motherboard assembly of the present invention, cable is to crimp connection with the connection of connector contact,
Cable is inserted into welding after printed board hole with the contact pin that connects through of printed board, and cable connects through contact pin insertion with busbar
Being welded to connect after the installing hole of setting on busbar, therefore, above-mentioned connection is not simply to be welded to connect, it is to avoid cable is straight
Connect lead to weld to be eaten on the track be welded to busbar, connector contact and printed board stannum is hardening is easily broken off.According to
The miniaturization high current motherboard assembly of the present invention, all cable connection are not allowed easily broken in the mutual active procedure of motherboard and daughter board
Split, further increase the reliability that the higher shock resistance of the equipment that motherboard is integrated with daughter board system and circuit are connected
Property.
Brief description
Fig. 1 is the structural representation of an embodiment of the motherboard assembly according to the present invention.
Specific embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.
Fig. 1 is the structural representation of an embodiment of the motherboard assembly according to the present invention.Shown in figure, described motherboard
Assembly includes printed board 1, positive bus bar 2, the cathode power supply input cable 3 of motherboard assembly, contact pin 4, motherboard output cathode electricity
Source cable 5, adapter 6, screw 7, the negative power supply input cable 8 of motherboard assembly, signal cable 9, negative bus bar 10, motherboard
Output negative pole power cable 11.Motherboard assembly passes through transmission signal between signal cable 9 and daughter board system, is just exported by motherboard
Pole power cable 5 and motherboard output negative pole power input cable 8 provide power supply to daughter board system；Described signal cable 9 one end
It is connected on the signal contacting piece of adapter 6, the other end is connected to the track in printed board；Described motherboard output cathode electricity
Source cable 5 one end is connected to a physical contact of adapter 6, and the other end is connected to positive bus bar by a contact pin 4
2, described motherboard output negative pole power cable 11 one end is connected to another physical contact of adapter 6, and the other end passes through
Another contact pin 4 is connected to negative bus bar 10.Positive bus bar 2 is connected with the cathode power supply input cable 3 of motherboard assembly, bears
Pole busbar 10 is connected with the negative power supply input cable 8 of motherboard assembly.Positive bus bar 2 and negative bus bar 10 pass through screw
7 are fixed in printed board 1 it is preferable that positive bus bar 2 and negative bus bar 10 and adapter 6 are in the same face of printed board
On.
In a preferred embodiment, contact pin 4 is made of copper, and positive bus bar 2 and negative bus bar 10 are also copper
, arbitrary connection with contact pin 4 in both motherboard output negative pole power cable 11 and motherboard output cathode power cable 5 is to crimp
Connect, arbitrary connection with contact pin 4 in both positive bus bar 2 and negative bus bar 10 is to be welded to connect, positive bus bar 2 He
Multiple jacks are provided with negative bus bar 10 insert for contact pin 4.
The present invention solves the movable installation question between the motherboard of little space application and daughter board, is solved by busbar
Motherboard only leans on the little problem of track through-current capability.By being first crimped onto cable after contact pin 4, contact pin 4 is welded to busbar
Mode, it is to avoid directly the end of a thread of cable is welded to busbar and leads to eat that stannum is hardening, be unfavorable for the multiple of little space application
After bending, fracture causes the drawbacks such as circuit Joint failure, improves the reliability of product.
Claims (8)
1. miniaturization high current motherboard assembly, including printed board (1), adapter (6) it is characterised in that: described motherboard assembly
Also include being fixed on the positive bus bar (2) of printed board (1), cathode power supply input cable (3) of motherboard assembly, motherboard just export
Pole power cable (5), the negative power supply of motherboard assembly input cable (8), signal cable (9), are fixed on the negative pole of printed board (1)
Busbar (10), motherboard output negative pole power cable (11)；Motherboard assembly passes through to transmit between signal cable (9) and daughter board system
Signal, provides electricity to daughter board system by motherboard output cathode power cable (5) and motherboard output negative pole power input cable (8)
Source；Described signal cable (9) one end is connected on the signal contacting piece of adapter (6), and the other end is connected in printed board (1)
Track；Described motherboard output cathode power cable (5) one end is connected to a physical contact of adapter (6), separately
One end is connected to positive bus bar (2), and described motherboard output negative pole power cable (11) one end is connected to the another of adapter (6)
One physical contact, the other end is connected to negative bus bar (10)；Positive bus bar (2) is defeated with the cathode power supply of motherboard assembly
Enter cable (3) to be connected, negative bus bar (10) is connected with negative power supply input cable (8) of motherboard assembly.
2. motherboard assembly according to claim 1 it is characterised in that: described motherboard output cathode power cable (5)
End is connected by crimp a physical contact of adapter (6), and the other end is connected to positive pole by the first contact pin (4) and confluxes
Bar (2), another power supply that described motherboard output negative pole power cable (11) one end is connected by crimp adapter (6) connects
Contact element, the other end is connected to negative bus bar (10) by the second contact pin；Motherboard output cathode power cable (5) and the first contact pin
(4) connection is that crimping connects, and the connection of motherboard output negative pole power cable (11) and the second contact pin is that crimping connects；Positive pole converges
Connection between stream bar (2) and the first contact pin (4) connects for installing hole, is provided with for the first contact pin in positive bus bar (2)
(4) jack inserting；Connection between negative bus bar (10) and the second contact pin connects for installing hole, i.e. negative bus bar (10)
On be provided with for second contact pin insertion jack；Described signal cable (9) one end is connected by crimp the letter of adapter (6)
On number contact, the other end is connected to the track in printed board (1) by the 3rd contact pin, is provided with confession in printed board (1)
The printed board hole that contact pin insertion connects.
3. motherboard assembly according to claim 1 it is characterised in that: positive bus bar (2) and negative bus bar (10) are led to
Cross screw (7) to be fixed in printed board (1).
4. motherboard assembly according to claim 1 it is characterised in that: positive bus bar (2) and negative bus bar (10) with
Adapter (6) is on the same face of printed board (1).
5. motherboard assembly according to claim 2 it is characterised in that: between positive bus bar (2) and the first contact pin (4)
It is connected as after installing hole connects by being welded and fixed, the connection between negative bus bar (10) and the second contact pin connects for installing hole
Pass through afterwards to be welded and fixed, by being welded and fixed after the printed board hole of the 3rd contact pin insertion printed board (1).
6. motherboard assembly according to claim 5 it is characterised in that: described be welded as tin-lead welding or silver soldering.
7. motherboard assembly according to claim 5 it is characterised in that: the 3rd described contact pin be elastic contact pin.
8. motherboard assembly according to claim 7 it is characterised in that: described elastic contact pin carries fish eyelet for head
Contact pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410617090.9A CN104362475B (en) | 2014-11-06 | 2014-11-06 | Miniaturized high-current motherboard assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410617090.9A CN104362475B (en) | 2014-11-06 | 2014-11-06 | Miniaturized high-current motherboard assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104362475A CN104362475A (en) | 2015-02-18 |
| CN104362475B true CN104362475B (en) | 2017-02-01 |
Family
ID=52529713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410617090.9A Active CN104362475B (en) | 2014-11-06 | 2014-11-06 | Miniaturized high-current motherboard assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104362475B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108336622A (en) * | 2017-12-13 | 2018-07-27 | 天津津航计算技术研究所 | One kind connecting confluence method based on Copper substrate jack |
| CN109548280A (en) * | 2018-11-09 | 2019-03-29 | 天津航空机电有限公司 | A kind of card insert type power output circuit board being individually replaced |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003036948A (en) * | 2001-07-23 | 2003-02-07 | Nec Yamaguchi Ltd | Connector |
| CN202084769U (en) * | 2011-05-10 | 2011-12-21 | 贵州航天电器股份有限公司 | Welded type short circuit structure of connector contact member |
| CN202333356U (en) * | 2011-10-26 | 2012-07-11 | 贵州航天电器股份有限公司 | Current-collecting combination device |
-
2014
- 2014-11-06 CN CN201410617090.9A patent/CN104362475B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104362475A (en) | 2015-02-18 |
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