CN206505372U - It is a kind of to prevent the fail-safe computer mainboard of electric leakage - Google Patents
It is a kind of to prevent the fail-safe computer mainboard of electric leakage Download PDFInfo
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- CN206505372U CN206505372U CN201720116450.6U CN201720116450U CN206505372U CN 206505372 U CN206505372 U CN 206505372U CN 201720116450 U CN201720116450 U CN 201720116450U CN 206505372 U CN206505372 U CN 206505372U
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Abstract
The fail-safe computer mainboard of electric leakage is prevented the utility model discloses a kind of, including board unit, and board unit built-in type is provided with central processor unit, memory bank unit, card slot unit, network card slot unit, power interface unit and serial ports receptacle unit are also equipped with inside the board unit, and memory bank unit, card slot unit, network card slot unit, power interface unit and serial ports receptacle unit are connected by electric conductor with central processor unit, and expansion slot unit and detection of electrical leakage unit are also equipped with the board unit.The utility model is simple in construction; it is ingenious in design; computer motherboard can detect by electrode slice P and whether there is leak current fault; when leaking electricity; central processor unit meeting control computer mainboard stops output signal and electric current; it is effectively protected computer motherboard, it is to avoid because of the potential safety hazard that electric leakage is produced, improve the service life of computer motherboard.
Description
Technical field
The utility model is related to field of computer technology, specially a kind of to prevent the fail-safe computer mainboard of electric leakage.
Background technology
Computer housing mainboard, is called motherboard, system board or motherboard；It is divided into two kinds of commercial mainboard and industrial master board.It
In cabinet, be microcomputer it is most basic be also one of most important part.The generally rectangular cross-section circuit board of mainboard, it is installed above
The main circuit system of composition computer, typically has BIOS chips, I/O control chips, key and panel control switch interface, refers to
Show that the dc source of lamp plug connector, expansion slot, mainboard and plug-in card is powered the elements such as connector.Mainboard employs open knot
Structure.Mostly there is 6-15 expansion slot on mainboard, for the control card of PC ancillary equipment（Adapter）Grafting.By changing these
Plug-in card, can carry out local upgrading to the corresponding subsystem of microcomputer, producer and user is had bigger spirit in terms of type is configured
Activity.In a word, mainboard plays very important role in whole microsystem.It can be said that the type and class of mainboard are determined
Determine the type and class of whole microsystem.The performance impact of mainboard the performance of whole microsystem, existing mainboard meeting
In the presence of the phenomenon of certain electric leakage, it is easily caused when in use and occurs electric leakage component such as is punctured at the phenomenon, and cause
In the presence of very big potential safety hazard, and it is unfavorable for the even running of computer and the extension of service life, and calculating can be damaged
Data in the storage element of mainboard, and existing many leakage indicators are mostly for servicing depot's design, circuit structure
Complexity, cost is high, and sensitivity is not high, it is difficult to promote the use of in the family, people are only after electrical equipment has gone wrong
It could find to send to repair, not only cause economic loss, also there is very big potential safety hazard, in view of the above-mentioned problems, special propose one
Planting prevents the fail-safe computer mainboard of electric leakage.
Utility model content
The purpose of this utility model is to provide a kind of fail-safe computer mainboard for preventing from leaking electricity, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the utility model provides following technical scheme：It is a kind of to prevent the fail-safe computer master of electric leakage
Plate, including board unit, and board unit built-in type is provided with inside central processor unit, the board unit and also installs
There are memory bank unit, card slot unit, network card slot unit, power interface unit and serial ports receptacle unit, and internal memory is inserted
Groove unit, card slot unit, network card slot unit, power interface unit and serial ports receptacle unit pass through electric conductor and center
Processor unit is connected, and expansion slot unit and detection of electrical leakage unit, and expansion slot list are also equipped with the board unit
Member and detection of electrical leakage unit be connected by electric conductor with central processor unit, affiliated detection of electrical leakage unit including electrode slice P,
Electric capacity C1, switch S1, triode VT1, inductance L1, battery pack E and diode D1, and electrode slice P are extended to through board unit
The outside of board unit, the battery pack E positive poles connecting valve S4, the switch S4 other ends connect diode D4 positive poles and electricity respectively
R9 is hindered, the resistance R9 other ends connect ground capacity C4, diode D3 negative poles, resistance R8, resistance R7, resistance R6 and resistance respectively
R5, resistance the R5 other end difference connecting triode VT3 colelctor electrodes, ground capacity C3, resistance R4 and resistance R2, the resistance R2 other ends
Connect resistance R1 and ground capacity C1, resistance R1 other ends difference connecting triode VT1 colelctor electrodes and triode VT2 base stages, three
Pole pipe VT1 base stages connect electric capacity C6, switch S1 and resistance R10, the electric capacity C6 other end connection electrode pieces P, the resistance R10 respectively
The other end connects electric capacity C5, inductance L1 and switch S2 respectively, and it is another that the switch S2 other ends connect the electric capacity C5 other ends, inductance L1 respectively
One end, ground capacity C12, switch S3 and resistance R11, the resistance R11 other ends connect resistance R12, resistance R13, electric capacity C7 respectively
With triode VT2 emitter stages, the resistance R12 other end connecting valve S3 other ends, the electric capacity C7 other ends connect three poles respectively
Pipe VT1 emitter stages, the resistance R13 other ends, resistance R14, electric capacity C8, resistance R15, triode VT4 emitter stages, resistance R17, three poles
Pipe VT6 emitter stages, buzzer B and battery pack E negative poles, it is another that the triode VT2 colelctor electrodes connect resistance R3, resistance R4 respectively
End, the electric capacity C8 other ends and triode VT3 base stages, the connection of the resistance R3 other ends electric capacity C2, electric capacity C2 other end connecting valves S1
The other end, the triode VT3 emitter stages connect electric capacity C9 and the resistance R14 other ends respectively, and the electric capacity C9 other ends are connected respectively
The resistance R15 other ends and triode VT4 base stages, triode VT4 colelctor electrodes connect the resistance R6 other ends and electric capacity C10 respectively, electricity
Hold the C10 other ends and connect diode D1 positive poles and diode D2 negative poles, the diode D1 negative poles connection resistance R7 other ends, institute respectively
State diode D2 positive poles and connect the resistance R8 other ends and triode VT5 base stages, triode VT5 emitter stages connection diode D3 respectively
Positive pole, triode VT5 colelctor electrodes connection resistance R16, the resistance R16 other ends connect respectively resistance R17, triode VT6 base stages and
Electric capacity C11, electric capacity the C11 other end connect the buzzer B other ends and triode VT7 colelctor electrodes, the connection of triode VT7 base stages respectively
Triode VT6 colelctor electrodes, triode VT7 emitter stages connection diode D4 negative poles.
It is preferred that, the rated voltage of the battery pack E is 10V.
It is preferred that, the quantity of the expansion slot unit is at least three.
It is preferred that, the memory bank unit, card slot unit, network card slot unit and serial ports receptacle unit and center
Electric connection mode between processor unit is two-way electrical connection.
Compared with prior art, the beneficial effects of the utility model are：It is a kind of to prevent the fail-safe computer mainboard of electric leakage, knot
Structure is simple, ingenious in design, easy to use, and can detect computer motherboard by electrode slice P whether there is leak current fault, when leaking
When electric, central processor unit meeting control computer mainboard stops output signal and electric current, is effectively protected computer
Mainboard, it is to avoid because of the potential safety hazard that electric leakage is produced, improve the service life of computer motherboard, compared to existing detection of electrical leakage
The circuit of device, sensitivity is higher, and power consumption is low.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the circuit diagram of detection of electrical leakage unit in the utility model.
In figure：1st, board unit, 11, central processor unit, 12, memory bank unit, 13, card slot unit, 14,
Network card slot unit, 15, power interface unit, 16, serial ports receptacle unit, 17, expansion slot unit, 18, detection of electrical leakage unit.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：It is a kind of to prevent the fail-safe computer mainboard of electric leakage,
Including board unit 1, and the built-in type of board unit 1 is provided with inside central processor unit 11, the board unit 1 and also pacified
Equipped with memory bank unit 12, card slot unit 13, network card slot unit 14, power interface unit 15 and serial ports receptacle unit
16, and memory bank unit 12, card slot unit 13, network card slot unit 14, power interface unit 15 and serial ports slot list
Member 16 is connected by electric conductor with central processor unit 11, and expansion slot unit 17 is also equipped with the board unit 1
With detection of electrical leakage unit 18, and expansion slot unit 17 and detection of electrical leakage unit 18 pass through electric conductor and central processor unit
11 connection, affiliated detection of electrical leakage unit 18 include electrode slice P, electric capacity C1, switch S1, triode VT1, inductance L1, battery pack E and
Diode D1, and electrode slice P extends to the outside of board unit 1 through board unit 1, and electrode slice P with outside board unit 1
The distance of housing is 3-5cm, the battery pack E positive poles connecting valve S4, and the switch S4 other ends connect diode D4 positive poles respectively
With resistance R9, the resistance R9 other ends connect ground capacity C4, diode D3 negative poles, resistance R8, resistance R7, resistance R6 and electricity respectively
R5 is hindered, resistance R5 other ends difference connecting triode VT3 colelctor electrodes, ground capacity C3, resistance R4 and resistance R2, resistance R2 are another
End connection resistance R1 and ground capacity C1, resistance R1 other ends difference connecting triode VT1 colelctor electrodes and triode VT2 base stages,
Triode VT1 base stages connect electric capacity C6, switch S1 and resistance R10, electric capacity C6 other end connection electrode piece P, the resistance respectively
The R10 other ends connect electric capacity C5, inductance L1 and switch S2 respectively, and the switch S2 other ends connect the electric capacity C5 other ends, inductance respectively
The L1 other ends, ground capacity C12, switch S3 and resistance R11, the resistance R11 other ends connect resistance R12, resistance R13, electricity respectively
Hold C7 and triode VT2 emitter stages, the resistance R12 other end connecting valve S3 other ends, the electric capacity C7 other ends are connected respectively
Triode VT1 emitter stages, the resistance R13 other ends, resistance R14, electric capacity C8, resistance R15, triode VT4 emitter stages, resistance R17,
Triode VT6 emitter stages, buzzer B and battery pack E negative poles, the triode VT2 colelctor electrodes connect resistance R3, resistance R4 respectively
The other end, the electric capacity C8 other ends and triode VT3 base stages, resistance R3 other ends connection electric capacity C2, electric capacity C2 other ends connection are opened
The S1 other ends are closed, the triode VT3 emitter stages connect electric capacity C9 and the resistance R14 other ends, electric capacity C9 other ends difference respectively
The resistance R15 other ends and triode VT4 base stages are connected, triode VT4 colelctor electrodes connect the resistance R6 other ends and electric capacity respectively
C10, electric capacity the C10 other end connect diode D1 positive poles and diode D2 negative poles respectively, and diode D1 negative poles connection resistance R7 is another
One end, the diode D2 positive poles connect the resistance R8 other ends and triode VT5 base stages, the connection of triode VT5 emitter stages respectively
Diode D3 positive poles, triode VT5 colelctor electrodes connection resistance R16, the resistance R16 other ends connect resistance R17, triode respectively
VT6 base stages and electric capacity C11, the electric capacity C11 other ends connect the buzzer B other ends and triode VT7 colelctor electrodes, triode respectively
VT7 base stage connecting triode VT6 colelctor electrodes, triode VT7 emitter stages connection diode D4 negative poles are simple in construction, ingenious in design,
It is easy to use, computer motherboard can detect by electrode slice P and whether there is leak current fault, when leaking electricity, centre
Manage device unit 11 can control computer mainboard stop output signal and electric current, be effectively protected computer motherboard, it is to avoid because
The potential safety hazard that electric leakage is produced, improves the service life of computer motherboard, and sensitivity is high, and power consumption is low, using simple.
Specifically, the rated voltage of the battery pack E is 10V, preferably can be supplied for detection of electrical leakage unit 18
Electricity.
Specifically, the quantity of the expansion slot unit 17 is at least three, and the safety meter of electric leakage can be prevented to this
Calculate mainboard and carry out more preferable Function Extension.
Specifically, the memory bank unit 12, card slot unit 13, network card slot unit 14 and serial ports slot list
Electric connection mode between member 16 and central processor unit 11 is electrically connected to be two-way, it is possible to achieve the transmitted in both directions between data.
Operation principle：When in use, open switch S4, due to electrode slice P apart from board unit 1 housing be 3-5cm,
Electrode slice P and the housing of board unit 1 constitute capacitor, and the electromagnetic field inducing produced by alternating current produces an alternating voltage, this
Voltage send triode VT4 to carry out exchange amplification, diode D1, D2 multiplication of voltage detection, three after triode VT1~VT3 direct currents amplification
Pole pipe VT5 amplifies, when induced potential is to some strength, triode VT5 conductings, and trigger triode VT6 and VT7 constitute mutual ftercompction
Controlled oscillator, is allowed to drive buzzer B to alarm, when central processor unit 11, which is detected, to leak electricity, center processing
Device unit 11 can control computer mainboard stop output signal and electric current, be effectively protected computer motherboard, it is to avoid because of leakage
The potential safety hazard that electricity is produced, improves the service life of computer motherboard.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of prevent the fail-safe computer mainboard of electric leakage, including board unit（1）, it is characterised in that：And board unit（1）It is interior
Installation by adhering has central processor unit（11）, the board unit（1）Inside is also equipped with memory bank unit（12）, it is aobvious
Card slot unit（13）, network card slot unit（14）, power interface unit（15）With serial ports receptacle unit（16）, and memory bank
Unit（12）, card slot unit（13）, network card slot unit（14）, power interface unit（15）With serial ports receptacle unit（16）
Pass through electric conductor and central processor unit（11）Connection, the board unit（1）On be also equipped with expansion slot unit
（17）With detection of electrical leakage unit（18）, and expansion slot unit（17）With detection of electrical leakage unit（18）Pass through electric conductor and center
Processor unit（11）Connection, affiliated detection of electrical leakage unit（18）Including electrode slice P, electric capacity C1, switch S1, triode VT1, electricity
Feel L1, battery pack E and diode D1, and electrode slice P runs through board unit（1）Extend to board unit（1）Outside, the electricity
Pond group E positive pole connecting valve S4, the switch S4 other ends connect diode D4 positive poles and resistance R9, resistance R9 other ends difference respectively
Ground capacity C4, diode D3 negative poles, resistance R8, resistance R7, resistance R6 and resistance R5 are connected, the resistance R5 other ends are connected respectively
Triode VT3 colelctor electrodes, ground capacity C3, resistance R4 and resistance R2, resistance R2 other ends connection resistance R1 and ground capacity C1,
The resistance R1 other ends distinguish connecting triode VT1 colelctor electrodes and triode VT2 base stages, and triode VT1 base stages connect electric capacity respectively
C6, switch S1 and resistance R10, electric capacity C6 other end connection electrode pieces P, the resistance R10 other ends connect electric capacity C5, electricity respectively
Feel L1 and switch S2, the switch S2 other ends connect the electric capacity C5 other ends, the inductance L1 other ends, ground capacity C12, switch S3 respectively
With resistance R11, the resistance R11 other ends connect resistance R12, resistance R13, electric capacity C7 and triode VT2 emitter stages, resistance respectively
The R12 other end connecting valve S3 other ends, the electric capacity C7 other ends difference connecting triode VT1 emitter stages, resistance R13 are another
End, resistance R14, electric capacity C8, resistance R15, triode VT4 emitter stages, resistance R17, triode VT6 emitter stages, buzzer B and electricity
Pond group E negative poles, the triode VT2 colelctor electrodes connect resistance R3, the resistance R4 other ends, the electric capacity C8 other ends and triode respectively
VT3 base stages, resistance R3 other ends connection electric capacity C2, the electric capacity C2 other end connecting valve S1 other ends, the triode VT3 transmittings
Pole connects electric capacity C9 and the resistance R14 other ends respectively, and the electric capacity C9 other ends connect the resistance R15 other ends and triode VT4 respectively
Base stage, triode VT4 colelctor electrodes connect the resistance R6 other ends and electric capacity C10 respectively, and the electric capacity C10 other ends connect diode respectively
D1 positive poles and diode D2 negative poles, the diode D1 negative poles connection resistance R7 other ends, the diode D2 positive poles connect electricity respectively
Hinder the R8 other ends and triode VT5 base stages, triode VT5 emitter stages connection diode D3 positive poles, the connection of triode VT5 colelctor electrodes
Resistance R16, resistance the R16 other end connect resistance R17, triode VT6 base stages and electric capacity C11, electric capacity C11 other ends difference respectively
Connect the buzzer B other ends and triode VT7 colelctor electrodes, triode VT7 base stage connecting triode VT6 colelctor electrodes, triode VT7
Emitter stage connects diode D4 negative poles.
2. a kind of fail-safe computer mainboard for preventing from leaking electricity according to claim 1, it is characterised in that：The battery pack E
Rated voltage be 10V.
3. a kind of fail-safe computer mainboard for preventing from leaking electricity according to claim 1, it is characterised in that：The expansion slot
Unit（17）Quantity be at least three.
4. a kind of fail-safe computer mainboard for preventing from leaking electricity according to claim 1, it is characterised in that：The memory bank
Unit（12）, card slot unit（13）, network card slot unit（14）With serial ports receptacle unit（16）With central processor unit
（11）Between electric connection mode be two-way electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720116450.6U CN206505372U (en) | 2017-02-08 | 2017-02-08 | It is a kind of to prevent the fail-safe computer mainboard of electric leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720116450.6U CN206505372U (en) | 2017-02-08 | 2017-02-08 | It is a kind of to prevent the fail-safe computer mainboard of electric leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206505372U true CN206505372U (en) | 2017-09-19 |
Family
ID=59833795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720116450.6U Expired - Fee Related CN206505372U (en) | 2017-02-08 | 2017-02-08 | It is a kind of to prevent the fail-safe computer mainboard of electric leakage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206505372U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110096382A (en) * | 2018-01-31 | 2019-08-06 | 鸿富锦精密工业(武汉)有限公司 | The electronic device of mainboard and the application mainboard |
-
2017
- 2017-02-08 CN CN201720116450.6U patent/CN206505372U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110096382A (en) * | 2018-01-31 | 2019-08-06 | 鸿富锦精密工业(武汉)有限公司 | The electronic device of mainboard and the application mainboard |
| CN110096382B (en) * | 2018-01-31 | 2022-07-05 | 鸿富锦精密工业(武汉)有限公司 | Mainboard and electronic device applying same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170919 Termination date: 20180208 |