CN110401054A - A kind of connector with normotopia degree detection function - Google Patents
A kind of connector with normotopia degree detection function Download PDFInfo
- Publication number
- CN110401054A CN110401054A CN201910657520.2A CN201910657520A CN110401054A CN 110401054 A CN110401054 A CN 110401054A CN 201910657520 A CN201910657520 A CN 201910657520A CN 110401054 A CN110401054 A CN 110401054A
- Authority
- CN
- China
- Prior art keywords
- connector
- pin
- normotopia degree
- degree detection
- detection function
- 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.)
- Pending
Links
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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
-
- 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
- H01R13/66—Structural association with built-in electrical component
- H01R13/6608—Structural association with built-in electrical component with built-in single component
- H01R13/6616—Structural association with built-in electrical component with built-in single component with resistor
-
- 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
- H01R13/66—Structural association with built-in electrical component
- H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
- H01R13/6683—Structural association with built-in electrical component with built-in electronic circuit with built-in sensor
-
- 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
- H01R13/66—Structural association with built-in electrical component
- H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
- H01R13/6691—Structural association with built-in electrical component with built-in electronic circuit with built-in signalling means
-
- 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
- H01R13/66—Structural association with built-in electrical component
- H01R13/717—Structural association with built-in electrical component with built-in light source
- H01R13/7175—Light emitting diodes (LEDs)
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
This application discloses a kind of connectors with normotopia degree detection function, including connector male end and connector female end, connector male end outermost two normotopia degree detection PIN is shorted mutually and preset length shorter than other PIN in connector male end, one in outermost two PIN of connector female end is connected to power supply by pull-up resistor, another is connected to potentiometric detection component, the potentiometric detection component other end is connected with warning piece, when the connection angle of connector is greater than predetermined angle, and the normotopia degree detection PIN of connector male end is caused to separate with the outermost PIN of connector female end, potentiometric detection component detects low potential and warning piece is driven to alarm.The above-mentioned connector with normotopia degree detection function, is able to detect the normotopia degree of connector, issues alarm signal when normotopia degree does not meet code requirement, facilitates and finds the problem at the first time, and maintenance personal is assisted to check failure.
Description
Technical field
The invention belongs to server technology fields, more particularly to a kind of connector with normotopia degree detection function.
Background technique
In cloud computing and big data era, the data center as IT infrastructure is faced with the data of magnanimity, diversification
Information service, complicated data aggregate and the immense pressure interacted so that whole machine cabinet server obtains more and more internets
The favor of company or even the traditional forms of enterprises.Compared to Conventional carriers and blade server, whole machine cabinet server Properties: Density ratio,
Power dissipation ratio of performance and cost performance etc. have original advantage.Whole machine cabinet server has broken the intrinsic designed holder of traditional server
Structure has abandoned the design philosophy that the single machine power supply, fan, management of traditional server exclusively enjoy, and power supply, heat dissipation and administrative unit are united
One concentrates.Whole machine cabinet server is designed using centrally connected power supply, is concentrated heat dissipation using fan wall at cabinet back, is effectively improved
Radiating efficiency, space utilization rate and power conversion rate.
Node power connector is usually connect by whole machine cabinet server with the copper bar being mounted on cabinet, for realizing confession
Electricity Functional, and the important informations such as each device temperature in node then pass through the signal connector of node and are mounted on cabinet
The golden finger of middle plate connects, and for realizing management function, and cable, gold has been used between intra-node, mainboard and each board
The modes such as finger and high-density connector are attached, for realizing data-transformation facility.
When there is oblique cutting in connector (i.e. connector normotopia degree be more than tolerance allow range), will cause connector bullet
The serious consequences such as abrasion increases between piece and golden finger or cable, impedance increases, even opens a way, cause reduction of speed, lose data, delay machine
Etc. mechanical disorders risk, when power connector oblique cutting, power consumption is caused to increase, connector local pyrexia is serious, influences to use the longevity
The risks such as life, moreover, when the case where oblique cutting occurs in connector, after assembler is difficult to manual identified or even machine failure,
Also question classification is difficult to find that when maintenance personal reprocesses, the investigation time is long, and only connector manufacturer carries professional equipment and could examine
The normotopia degree of connector is surveyed, but needs to remove it from equipment, this brings risk when operation to server incessantly, also gives
Maintenance work increases difficulty.
Summary of the invention
To solve the above problems, the present invention provides a kind of connector with normotopia degree detection function, the company of being able to detect
The normotopia degree for connecing device, issues alarm signal when normotopia degree does not meet code requirement, facilitates and finds the problem at the first time, and assists
Maintenance personal checks failure.
A kind of connector with normotopia degree detection function provided by the invention, including connector male end and connector mother
End, the outermost two normotopia degree detection PIN of the connector male end are shorted mutually while than its in the connector male end
The short preset length of his PIN, one in outermost two PIN of connector female end is connected to power supply by pull-up resistor,
Another is connected to potentiometric detection component, and the potentiometric detection component other end is connected with warning piece, when the connector
Connection angle, which is greater than predetermined angle, causes the normotopia degree detection PIN of the connector male end and the connector female end outermost
When PIN is separated, the potentiometric detection component detects low potential and the warning piece is driven to alarm.
Preferably, in the above-mentioned connector with normotopia degree detection function, the preset length is b-tan θ * (N-1)
A, wherein b is the docking length of other PIN in the connector male end, and θ is the predetermined angle, and N is that the connector is public
The total quantity of single PIN on end, a are the spacing of the adjacent PIN in the connector male end.
Preferably, in the above-mentioned connector with normotopia degree detection function, outermost two of the connector female end
The length of PIN is less than the length of other PIN.
Preferably, in the above-mentioned connector with normotopia degree detection function, the connector female end is copper bar or middle plate.
Preferably, in the above-mentioned connector with normotopia degree detection function, the connector male end is golden finger.
Preferably, in the above-mentioned connector with normotopia degree detection function, the potentiometric detection component is mainboard
CPLD。
Preferably, in the above-mentioned connector with normotopia degree detection function, the warning piece is luminous component or sound
Sound component.
Preferably, in the above-mentioned connector with normotopia degree detection function, the warning piece is LED component.
Preferably, in the above-mentioned connector with normotopia degree detection function, the resistance value of the pull-up resistor is the Europe 10K
Nurse.
Preferably, in the above-mentioned connector with normotopia degree detection function, the voltage of the power supply is 3.3V.
As can be seen from the above description, the above-mentioned connector with normotopia degree detection function provided by the invention, due to described
The outermost two normotopia degree detection PIN of connector male end is shorted mutually and has preset length, and the preset length is shorter than institute
The length of other PIN in connector male end is stated, one in outermost two PIN of connector female end passes through pull-up electricity
Resistance is connected to power supply, another is connected to potentiometric detection component, and the potentiometric detection component other end is connected with warning piece, In
Under normal connection status, these components form a normal current loop, and the voltage of power supply can be detected by potentiometric detection component
It arriving, current potential is high potential at this time, it does not need to do any movement, and when the connection angle of the connector causes greater than predetermined angle
When the normotopia degree detection PIN of the connector male end is separated with the outermost PIN of connector female end, the potentiometric detection portion
Part detects low potential and the warning piece is driven to alarm, it can be seen that, the connector is in addition to can be realized connection
Except normal function, additionally it is possible to which the normotopia degree for detecting connector issues alarm signal when normotopia degree does not meet code requirement, side
Just it finds the problem at the first time, and maintenance personal is assisted to check failure, again arrange each connector without maintenance personal
It looks into.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of connector male end schematic diagram with normotopia degree detection function provided by the present application；
Fig. 2 is the schematic diagram of connector male end and connector female end oblique cutting state；
Fig. 3 is a kind of electrical block diagram of the connector with normotopia degree detection function provided by the present application；
Fig. 4 is the calculation method schematic diagram of preset length.
Specific embodiment
Core of the invention is to provide a kind of connector with normotopia degree detection function, is able to detect the normotopia of connector
Degree, issues alarm signal when normotopia degree does not meet code requirement, facilitates and finds the problem at the first time, and maintenance personal is assisted to arrange
Failure is looked into, can be, but not limited to can be applied to various connectors and the node in node using with whole machine cabinet server
With the connector of cabinet.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
A kind of embodiment of connector with normotopia degree detection function provided by the present application is as shown in Figure 1, Figure 2 and Figure 3,
Fig. 1 is a kind of connector male end schematic diagram with normotopia degree detection function provided by the present application, and Fig. 2 is connector male end and company
The schematic diagram of device female end oblique cutting state is connect, Fig. 3 is a kind of electricity of the connector with normotopia degree detection function provided by the present application
Line structure schematic diagram, the connector include connector male end 1 and connector female end 2,1 outermost two normotopia of connector male end
Degree detection PIN101 is shorted mutually, and with reference to the shorting stub on the right side of the connector male end 1 in Fig. 3, and this normotopia degree detects
PIN101 preset length shorter than other PIN102 in the connector male end, with reference to Fig. 1, it can be seen that both ends are exactly normotopia
Degree detection PIN101, they are more shorter than intermediate other PIN102 consistent in length, this be the application scheme relative to
The improvement that the prior art is done, because of PIN all in currently existing scheme length all having the same, with continued reference to Fig. 3, connection
One in 2 outermost two PIN of device female end is connected to power supply 4 by pull-up resistor 3, another is connected to potentiometric detection portion
Part 5,5 other end of potentiometric detection component are connected with warning piece 6, which has positive potential, when connector normally connects,
The normotopia degree detection PIN101 and outermost two PIN of connector female end 2 of connector male end 1 contacts, Neng Gouchuan
Electrical conduction current, this means that connector female end 2 and connector male end 1 is the state of conducting, the current loop that these components are constituted
Just as Fig. 3: the positive potential of the power supply 4 is connected to connector male end 1 by an outermost PIN for connector female end 2
A normotopia degree detect PIN101, then by another normotopia degree of connector male end detect PIN101 conduct it is female to connector
Another outermost PIN at end, is then attached to potentiometric detection component 5, this is a complete access, at this time potentiometric detection
Component 5 is able to detect that the positive potential of power supply 4, this all goes well, and will not generate any warning message, however, when connection
The connection angle of device, which is greater than predetermined angle, causes the normotopia degree detection PIN101 of connector male end 1 and connector female end outermost
When PIN is separated, circuit becomes off state, and such case can refer to Fig. 2, the normotopia degree detection PIN101 and connector on right side
The outermost PIN of female end 2 is no longer contacted, and in this case, foregoing circuit is just disconnected, and no longer there is normal electric current to return
Road, at this moment the positive potential of power supply 4 would not be conducted to potentiometric detection component 5, therefore potentiometric detection component 5 detects low potential
And warning piece 6 is driven to alarm, and type of alarm is unlimited, as long as can play the role of reminding maintenance personal, so that
Maintenance personal directly finds the connector to break down, it is not necessary to investigation one by one.
As can be seen from the above description, the embodiment of the above-mentioned connector with normotopia degree detection function provided by the present application
In, since the outermost two normotopia degree detection PIN of connector male end is shorted mutually and has preset length, preset length is shorter than
The length of other PIN in connector male end, one in outermost two PIN of connector female end passes through pull-up resistor and connects
To power supply, another is connected to potentiometric detection component, and the potentiometric detection component other end is connected with warning piece, in normally connection shape
Under state, these components form a normal current loop, and the voltage of power supply can be detected by potentiometric detection component, at this time current potential
It for high potential, does not need to do any movement, and is leading to connector male end just when the connection angle of connector is greater than predetermined angle
When position degree detection PIN is separated with the outermost PIN of connector female end, potentiometric detection component detects low potential and drives alarm department
Part is alarmed, it can be seen that, the connector is other than the normal function that can be realized connection, additionally it is possible to detect connector
Normotopia degree issues alarm signal when normotopia degree does not meet code requirement, facilitates and finds the problem at the first time, and assists maintenance people
Member's investigation failure, again checks each connector without maintenance personal, after server node issues alarm signal, removes
Investigation connector whether no-float, it is also necessary to investigation is correspondingly connected with whether device damages, if connector occur looper,
The problems such as broken needle, needs to replace in time.
In the specific embodiment of a connector with normotopia degree detection function, above-mentioned preset length is preferably b-
Tan θ * (N-1) a, that is to say, that normotopia degree detects length these distances shorter than other PIN of PIN, is default with reference to Fig. 4, Fig. 4
The calculation method schematic diagram of length, wherein b is the docking length of other PIN in connector male end, and here it is in normal condition
Under, the length of the latter two overlapped parts in other PIN insertion connector female end in connector male end, θ is preset angle
Degree, the predetermined angle are exactly the peak excursion angle that connector allows, and cannot be worked normally after being more than the predetermined angle,
Therefore this programme is exactly in order to guarantee that the deviation angle of connector is no more than the angle, if it exceeds will alarm and repair
Processing, N are the total quantity of the single PIN in connector male end, and a is the spacing of the adjacent PIN in connector male end, and c is positive
The docking depth of position degree detection PIN a, it is seen that right angled triangle is formd, due to tan θ=c/ (N-1) a, c=tan
θ * (N-1) a, the value of above-mentioned preset length are b-c, i.e. b-tan θ * (N-1) a.When specific operation, connector male end can be cut
Fall such a length.Certainly this is a preferred embodiment, can also select other preset lengths according to actual needs, such as
The preset length can be arranged larger, such warning sensitivity is higher, because in this case, deviateing smaller
The normotopia degree detection PIN that angle results in connector male end separates to generate alarm with connector female end.In addition, this is default
Length also can be set smaller, and such sensitivity is just lower, and deviateing bigger angle just will cause connector male end
Normotopia degree detection PIN separated with connector female end to generate alarm, these can all carry out selection according to actual needs.
In a preferred embodiment, the length of 2 outermost two PIN of connector female end is less than the length of other PIN
Degree is combined with the normotopia degree detection PIN of connector male end 1 in this way, it will be able to improve detection sensitivity, deviate so after all smaller
Angle will cause to alarm, certainly this be a preferred embodiment, this set can have or not have.
In the embodiment of another connector with normotopia degree detection function, connector female end 2 be copper bar or middle plate,
This can also be other kinds of connector female end for other kinds of equipment certainly for whole machine cabinet server, this
Place is not intended to limit.Moreover, connector male end 1 can be preferably golden finger,.This is a kind of most commonly seen connector male end, In
Preset length is set, it is only necessary to be cut short according to actual needs, easy to operate, producing efficiency is high.
Moreover, potentiometric detection component 5 can be preferably the CPLD of mainboard, LATTICE company can be specifically selected
The LCMXO2-2000HC-4FTG256I of MachXO2 series, has 2112 look-up tables, 206 I/O ports, and reaction speed reaches
Ns grades, be suitable for normotopia degree detection circuit, it is not necessary to add other equipment, cost is relatively low, also easy to operate, certainly this
Only preferably, other kinds of individual potentiometric detection component can also be selected according to actual needs, for example, programmable chip or
ASIC etc. is not intended to limit herein.
In another specific embodiment, warning piece 6 can be preferably luminous component or sound components, shine when utilizing
Component is come when alarming, and exactly after connector offset has been more than to a certain degree, just shines to remind maintenance personal's failure to send out
Raw position, when using sound components to alarm, when there is failure, so that it may make a sound prompt maintenance personal's failure
The position of generation can also select other kinds of warning piece according to actual needs certainly, be not intended to limit herein.Further
, it can be more preferably LED component when warning piece is luminous component, saving electric energy, cost are relatively low in this way.On in addition,
The resistance value of pull-up resistor can be 10K ohm, this can be selected according to the input characteristics of actual potentiometric detection component certainly, when
When selecting other kinds of potentiometric detection component, the resistance value of the pull-up resistor is modified accordingly.Moreover, the voltage of above-mentioned power supply
It can be preferably 3.3V, can also select the other parameters such as 1.8V or 1.2V according to actual needs, also be not intended to limit herein.
It is further to note that for high-density connector, the setting upper left corner, the upper right corner, the lower left corner and the lower right corner four
The PIN at a angle detects PIN as normotopia degree, and wherein the upper left corner and the lower right corner are shorted in male end circuit board, the upper right corner and the lower left corner
It is shorted, forms two detection circuits, can be realized more accurate normotopia degree detection in this way.Moreover, the company not enough for PIN number
Device is connect, detection PIN can be increased in outside.
Above-mentioned connector can save the time of investigation problem, effectively with quick positioning question compared to traditional connector
The potential risk for excluding whole machine cabinet server, prevents server exception.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of connector with normotopia degree detection function, which is characterized in that including connector male end and connector female end, institute
Connector male end outermost two normotopia degree detection PIN is stated to be shorted mutually and shorter than other PIN in the connector male end
Preset length, one in outermost two PIN of connector female end is connected to power supply by pull-up resistor, another company
It is connected to potentiometric detection component, the potentiometric detection component other end is connected with warning piece, when the connection angle of the connector
Cause the normotopia degree of the connector male end to detect PIN greater than predetermined angle to separate with the outermost PIN of connector female end
When, the potentiometric detection component detects low potential and the warning piece is driven to alarm.
2. the connector according to claim 1 with normotopia degree detection function, which is characterized in that the preset length is
B-tan θ * (N-1) a, wherein b is the docking length of other PIN in the connector male end, and θ is the predetermined angle, and N is
The total quantity of single PIN in the connector male end, a are the spacing of the adjacent PIN in the connector male end.
3. the connector according to claim 1 with normotopia degree detection function, which is characterized in that the connector female end
The length of outermost two PIN is less than the length of other PIN.
4. the connector according to claim 1 with normotopia degree detection function, which is characterized in that the connector female end
For copper bar or middle plate.
5. the connector according to claim 1 with normotopia degree detection function, which is characterized in that the connector male end
For golden finger.
6. the connector according to claim 1 with normotopia degree detection function, which is characterized in that the potentiometric detection portion
Part is the CPLD of mainboard.
7. the connector according to claim 1 with normotopia degree detection function, which is characterized in that the warning piece is
Luminous component or sound components.
8. the connector according to claim 7 with normotopia degree detection function, which is characterized in that the warning piece is
LED component.
9. the connector according to claim 1-8 with normotopia degree detection function, which is characterized in that on described
The resistance value of pull-up resistor is 10K ohm.
10. the connector according to claim 1-8 with normotopia degree detection function, which is characterized in that described
The voltage of power supply is 3.3V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910657520.2A CN110401054A (en) | 2019-07-19 | 2019-07-19 | A kind of connector with normotopia degree detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910657520.2A CN110401054A (en) | 2019-07-19 | 2019-07-19 | A kind of connector with normotopia degree detection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110401054A true CN110401054A (en) | 2019-11-01 |
Family
ID=68324729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910657520.2A Pending CN110401054A (en) | 2019-07-19 | 2019-07-19 | A kind of connector with normotopia degree detection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110401054A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114167123A (en) * | 2021-10-31 | 2022-03-11 | 浪潮(北京)电子信息产业有限公司 | Voltage detection circuit, server power supply and server system thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008192583A (en) * | 2007-02-01 | 2008-08-21 | Katsuji Hanada | Led confirmation connector |
| CN101841090A (en) * | 2010-05-05 | 2010-09-22 | 浪潮电子信息产业股份有限公司 | Detection method of connection status of PCB boards |
| CN201926752U (en) * | 2010-09-17 | 2011-08-10 | 蔡南贤 | Detection device for electric leakage detection alarm of electric fire control |
| CN103185928A (en) * | 2011-12-29 | 2013-07-03 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber coupling connector, male connector thereof and female connector thereof |
| CN105281134A (en) * | 2014-07-24 | 2016-01-27 | 通用汽车环球科技运作有限责任公司 | Prognosis of connector disconnection with canary-based short terminals |
-
2019
- 2019-07-19 CN CN201910657520.2A patent/CN110401054A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008192583A (en) * | 2007-02-01 | 2008-08-21 | Katsuji Hanada | Led confirmation connector |
| CN101841090A (en) * | 2010-05-05 | 2010-09-22 | 浪潮电子信息产业股份有限公司 | Detection method of connection status of PCB boards |
| CN201926752U (en) * | 2010-09-17 | 2011-08-10 | 蔡南贤 | Detection device for electric leakage detection alarm of electric fire control |
| CN103185928A (en) * | 2011-12-29 | 2013-07-03 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber coupling connector, male connector thereof and female connector thereof |
| CN105281134A (en) * | 2014-07-24 | 2016-01-27 | 通用汽车环球科技运作有限责任公司 | Prognosis of connector disconnection with canary-based short terminals |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114167123A (en) * | 2021-10-31 | 2022-03-11 | 浪潮(北京)电子信息产业有限公司 | Voltage detection circuit, server power supply and server system thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8879241B2 (en) | Server rack and power transmission assembly thereof | |
| CN101211307A (en) | Mainboard water pump failure alarm circuit | |
| CN106201758B (en) | A kind of method and device that server node hard disk powers on | |
| CN110401054A (en) | A kind of connector with normotopia degree detection function | |
| CN110632390B (en) | Insulation impedance on-line monitoring device | |
| US20120274474A1 (en) | Indicator light circuit and electronic device employing the same | |
| CN206249234U (en) | A kind of construction for electricity for preventing hard disk backboard from burning | |
| CN209028159U (en) | Battery access state detection circuit and connector | |
| CN104635906A (en) | Hard disk energy-saving circuit | |
| CN103051376A (en) | Portable test board | |
| CN201278531Y (en) | Cabinet type server intelligent interface | |
| CN206741001U (en) | A kind of fan is in level detecting apparatus | |
| CN105187049B (en) | The dynamic acquisition circuit of fault-safety principle and the device of fault-safety principle | |
| CN202998743U (en) | Installation fixed circuit board on inversion electric-welding machine | |
| CN209281387U (en) | Plug the lighting jig of control circuit and display panel | |
| CN104134971B (en) | A kind of battery reversal connection warning circuit and electronic equipment | |
| CN201352681Y (en) | Electronic noncontacting central electrical box | |
| CN201057628Y (en) | Afterflow device of accumulator battery set | |
| CN219247882U (en) | Combined board card of switch | |
| CN211580324U (en) | Deviation detection structure of flexible circuit board | |
| CN220710653U (en) | GPU cable main board end connector | |
| CN207601215U (en) | A kind of FPC cable detection devices | |
| CN211061631U (en) | Winding displacement fault detection device | |
| CN218351752U (en) | Live contact connector pin structure with spark loss part | |
| CN213693162U (en) | Battery module circuit switching device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191101 |