CN101150237A - A hot swap structure - Google Patents
A hot swap structure Download PDFInfo
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- CN101150237A CN101150237A CNA2007101633660A CN200710163366A CN101150237A CN 101150237 A CN101150237 A CN 101150237A CN A2007101633660 A CNA2007101633660 A CN A2007101633660A CN 200710163366 A CN200710163366 A CN 200710163366A CN 101150237 A CN101150237 A CN 101150237A
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- trigger switch
- spanner
- control assembly
- electronic unit
- buckle
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Abstract
This invention discloses a thermal plug unit including: an assistant wrench, a trigger switch and a switch control component, in which, the wrench is connected with electronic parts for pulling out them, said trigger switch is connected with the electronic device for triggering the electronic parts and said trigger switch control component, the shape and position of one side of which can collide to the trigger switch, and the other side can fix the assistant wrench to guarantee that when the component operates, the time of the control component for fixing the wrench should be longer than that of contacting to the trigger switch, which can avoid instant current and surge generated when pulling out electronic parts electrically.
Description
Technical field
The present invention relates to the hot plug technology field, relate in particular to a kind of hot swap structure.
Background technology
The hot plug of electronic equipment is also referred to as warm swap, and the equipment that generally is meant inserts or extract its parts under the state of working on power, and parts power on and enter operating state or the electric down operating state that breaks away from.But not all electronic unit is all supported hot plug, because the interface between parts and main frame produces immediate current and surge probably during hot plug, causes bigger hardware damage.Hot plug technology allows the user in shutdown system not exactly, take out under the situation of not cutting off the electricity supply and change the parts such as hard disk, power supply or integrated circuit board that damage, thereby the raising system is to timely recovery capability, autgmentability and the flexibility etc. of disaster.
Hot plug technology is widely used in communication, server and industry control management domain, spanner control electronic unit power-on and power-off technology is hot plug technology means relatively more commonly used, its purpose is effectively to ensure the upper and lower electric current journey of electronic unit, to electronic unit and spanner state complete monitoring, thus the reliability of assurance appliance services.
The hot plug of electronic equipment often adopts the cooperation between several parts such as spanner controlling organization, sensitive switch, electronic control unit to realize.With reference to Fig. 1, be a kind of hot swap structure profile of the prior art, when electronic unit was in normal operating conditions, spanner nose bar 12 was pushed down sensitive switch 14, and the spanner nose bar is tightened by reed 13 simultaneously, when pulling, operating personnel help when pulling out spanner 11 and extracting electronic unit, at first overcome the resistance that reed 13 chuckings produce, spanner nose bar 12 unclamps sensitive switch 14 at this moment, and device systems is received to pull and helped the notice of pulling out spanner 11, continue to pull to help and pull out spanner 11, whole electronic unit is pulled out.10 pull out spanner and are in closed and locked state for helping among the figure, and 10 ' pulls out spanner and be in open mode for helping.
In research and practice process to prior art, the inventor finds that above-mentioned prior art scheme is by the simple outer operation of pulling out, the control sensitive switch disconnects and the electronic unit release, and then the hot plug of realization electronic unit, but, owing to help when pulling out spanner and opening sensitive switch and disconnect, electronic unit may be also not down, if operating personnel do not watch the sensitive switch indicator light, continue to operate to help to pull out spanner, extract electronic unit is charged, produce immediate current and surge, cause the system hardware damage easily.
Summary of the invention
The technical problem that the embodiment of the invention will solve provides a kind of hot swap structure, can avoid in the hot plug process system being caused the hardware damage.
For solving the problems of the technologies described above, hot swap structure embodiment provided by the present invention is achieved through the following technical solutions:
An aspect of the embodiment of the invention provides a kind of hot swap structure, and this hot swap structure comprises: help and pull out spanner, trigger switch, trigger switch control assembly, wherein:
Described helping pulled out spanner, is connected with electronic unit, is used to extract electronic unit;
Described trigger switch is connected with electronic equipment, is used to trigger the power-on and power-off of electronic unit;
Described trigger switch control assembly, the shape of one side and the position trigger switch of can conflicting, the structure of opposite side can fixedly help and pull out spanner, and can guarantee when the trigger switch control assembly moves, and the switch control assembly fixedly helps the time of pulling out spanner to contact the time of trigger switch greater than it.
The embodiment of the invention provides a kind of telecommunication apparatus on the other hand, and this telecommunication apparatus comprises: help and pull out spanner, trigger switch, trigger switch control assembly, wherein:
Described helping pulled out spanner, is connected with electronic unit, is used to extract electronic unit;
Described trigger switch is connected with electronic equipment, is used to trigger the power-on and power-off of electronic unit;
Described trigger switch control assembly, the shape of one side and the position trigger switch of can conflicting, the structure of opposite side can fixedly help and pull out spanner, and can guarantee when the trigger switch control assembly moves, and the switch control assembly fixedly helps the time of pulling out spanner to contact the time of trigger switch greater than it.
The embodiment of the invention also provides a kind of industrial control equipment on the other hand, and this industrial control equipment comprises: help and pull out spanner, trigger switch, trigger switch control assembly, wherein:
Described helping pulled out spanner, is connected with electronic unit, is used to extract electronic unit;
Described trigger switch is connected with electronic equipment, is used to trigger the power-on and power-off of electronic unit;
Described trigger switch control assembly, the shape of one side and the position trigger switch of can conflicting, the structure of opposite side can fixedly help and pull out spanner, and can guarantee when the trigger switch control assembly moves, and the switch control assembly fixedly helps the time of pulling out spanner to contact the time of trigger switch greater than it.
When operating personnel use hot swap structure in the technique scheme or equipment, owing to need operation trigger switch control assembly earlier, just can pull open to help then and pull out spanner, and when operation trigger switch control assembly, having triggered trigger switch reports to system, therefore, unclamping and pull open at trigger switch has one section time delay between the spanner, thereby guarantee that electronic unit has under the time enough, thereby avoided immediate current and surge that charged the extracting of electronic unit produced, and the system hardware that causes thus damage.
Description of drawings
Fig. 1 is a kind of hot swap structure profile in the prior art;
Fig. 2 A is the hot swap structure first preferred embodiment front perspective view in the embodiment of the invention;
Fig. 2 B is the hot swap structure first preferred embodiment rear perspective view in the embodiment of the invention;
Fig. 3 A is the hot swap structure second preferred embodiment end view in the embodiment of the invention;
Fig. 3 B is the hot swap structure second preferred embodiment front perspective view in the embodiment of the invention;
Fig. 4 A is hot swap structure the 3rd a preferred embodiment side cutaway view in the embodiment of the invention;
Fig. 4 B helps in hot swap structure the 3rd preferred embodiment in the embodiment of the invention to pull out the spanner diagrammatic top view.
Embodiment
The embodiment of the invention provides a kind of hot swap structure, is used to avoid owing to extract electronic unit is charged, produces immediate current and surge and the system hardware damage that causes.This hot swap structure comprises: help and pull out spanner, trigger switch, trigger switch control assembly, wherein: described helping pulled out spanner and is connected with electronic unit, is used to extract electronic unit; Described trigger switch is connected with electronic equipment, is used to trigger the power-on and power-off of electronic unit; Described trigger switch control assembly, the shape of one side and the position trigger switch of can conflicting, the structure of opposite side can fixedly help and pull out spanner, and can guarantee when the trigger switch control assembly moves, and the switch control assembly fixedly helps the time of pulling out spanner to contact the time of trigger switch greater than it.
The operation principle of the described hot swap structure of the embodiment of the invention is: when electronic unit was in normal operating conditions, described trigger switch controlling organization pinned to help and pulls out spanner, pushes down trigger switch simultaneously.When treating that operating personnel operate the trigger switch control assembly, the trigger switch control assembly unclamps trigger switch, and trigger switch disconnects, and reports the application of extracting spanner, helps this moment to pull out spanner and still be lockable.Continue operation trigger switch control assembly, pull out spanner and break away from the trigger switch control assembly fully, pull to help and pull out spanner, can extract electronic unit until helping.
Owing to unclamp from trigger switch, report to extract and help the application of pulling out spanner, pull out spanner and have the regular hour to postpone to pulling to help, therefore, system has the time of comparison abundance allow under this electronic unit, thereby can avoid extracting electronic unit is charged, and then the immediate current that produces when having avoided charged extracting and surge are to the damage of system hardware.
In actual applications, according to the different of scene and institute's application system or other concrete differences of using, each parts of above-mentioned hot swap structure have different implementations, for the purpose, technical scheme and the advantage that make the embodiment of the invention more cheer and bright, following with reference to accompanying drawing, the embodiment of the invention is elaborated.
For example, described trigger switch control assembly can be the rotary switch assembly, below describes with first preferred embodiment:
With reference to Fig. 2 A and Fig. 2 B, be respectively hot swap structure first preferred embodiment front perspective view and the rear perspective view in the embodiment of the invention, this hot swap structure is fixed on the panel 21, comprising: help and pull out spanner 22, trigger switch 23, rotary switch assembly 24, wherein:
Help and pull out spanner 22, be fixed on panel 21 outsides, link to each other, be used to extract electronic unit with electronic unit;
The main operating process of hot swap structure described in the present embodiment is as follows:
When electronic unit was in power-up state, trigger switch 23 was pushed down by rotary knob rod tongue 243, is in closure state, helped simultaneously to pull out spanner 22 and blocked by the groove on the swing handle 241.Operating personnel are rotated counterclockwise swing handle 241, overcome the frictional force of panel 21 and knob assembly 24 during rotation, and this moment, trigger switch 23 disconnected, and trigger switch 23 reports to system, and application is extracted to help and pulled out spanner 22, the reporting system outage; Continue rotation swing handle 241, when being rotated in place, helping and pull out spanner 22 and break away from rotary switch assemblies 24, help and pull out spanner 22 releases and can operate, operating personnel pull to help and pull out spanner 22, and electronic unit is pulled out.
Wherein, in order to strengthen the frictional force between rotary switch assembly 24 and the panel 21, the assurance system in normal operation, knob assembly 24 can tighten better to help and pull out spanner 22, at the swing handle 241 of knob assembly 24 or revolve on the axle 242, can be provided with bulge-structure, panel is provided with corresponding sunk structure, as at swing handle 241 or revolve on the axle 242, can be provided with the list structure of salient point or projection, corresponding shrinkage pool or groove are set on panel 21.
In addition, for structure and the applied environment that adapts to different system, rotary knob rod tongue 243 can be a vertical bar shaped, also can be arc in irregular shape.
From this embodiment as can be seen, because during the rotation of rotary switch assembly, groove on the swing handle pulls out the radian that radian that spanner keeps in touch keeps in touch greater than rotary knob rod tongue and trigger switch with helping, therefore the rotary knob rod tongue at first breaks away from trigger switch, swing handle just can break away to help and pulls out spanner afterwards, like this, when trigger switch 23 disconnects, reporting system outage, and operating personnel also will continue to rotate swing handle 241 and pull out spanner 22 releases until helping afterwards, postpone to come for some time for system cut-off here, therefore can reduce the charged possibility of extracting of system, and then can reduce the damage that immediate current and surge cause system hardware, enhanced system useful life and fail safe.
Can adjust the frictional resistance between panel 21 and the knob assembly 24 according to actual needs, there are time enough outage, unlikely again overspending time in the system that makes.
Be understandable that, also can help the frictional force of pulling out between spanner 22 and the swing handle 241 by adjustment, perhaps realize that by the frictional force of adjusting between rotary knob rod tongue 243 and the panel 21 there are enough time outages, the technique effect of unlikely again overspending time in the above-mentioned system that guarantees.
The knob assembly of described trigger switch control assembly in above-mentioned first preferred embodiment, can also be lock-screw, below describe with second preferred embodiment:
With reference to Fig. 3 A and Fig. 3 B, be respectively hot swap structure second preferred embodiment end view and the front perspective view in the embodiment of the invention, described hot swap structure is fixed on the panel 21 equally, comprises helping pulling out spanner 22 and trigger switch 23.
Only be with the above-mentioned first preferred embodiment difference, knob assembly is replaced with lock-screw, wherein, described lock-screw 31 passes to help and pulls out on the spanner perforation that adapts to lock-screw and will help that to pull out spanner 22 fixing, and by being threaded into panel 21 inboards, and its bottom trigger switch 23 of can conflicting.
In order to guarantee under system's normal operating conditions, lock-screw 31 can contact trigger switch 23 well, and in hot plug process, breaks away from panel 21 more easily, described lock-screw 31 preferably and trigger switch 23 be on the same axis, and be basically perpendicular to panel 21.
The operating process of this hot swap structure is specially:
Under the electronic unit normal operating conditions, lock-screw 31 locking helps pulls out spanner 22, and lock-screw 31 bottoms withstand trigger switch 23, and helps and pull out spanner 22 and lock-screw 31 is fixed on the panel 21 simultaneously.When needs are extracted electronic unit, at first unclamp the lock-screw 31 that is fixed on the panel 21, trigger switch 23 disconnections this moment, the outage of trigger switch 23 reporting systems, continue to unclamp described lock-screw 31 when breaking away from panel 21 fully, operating personnel pull to help and pull out spanner 22, and electronic unit is pulled out.
For example, lock-screw 31 puts in place fully, and the degree of depth that is screwed into when conflicting trigger switch 23 is 8mm, unclamp the nut of lock-screw, when lock-screw be screwed into the degree of depth when being 6mm, leave trigger switch 23, trigger switch 23 disconnects, reporting system outage simultaneously, when being screwed into the degree of depth when being 2mm, break away from panel 21, at this moment, operating personnel just can pull to help and pull out spanner 22, extract electronic unit.
As seen, lock-screw can reach too and postpone to pull to help the purpose of pulling out spanner, therefore also can avoid the charged electronic unit of extracting, and avoids the hardware damage to system.And, to compare with the knob control assembly, the lock-screw structure is simpler, and is also more economical.
The form of described trigger switch control assembly in above-mentioned two embodiment, can also be the buckle assembly, below describe with hot swap structure the 3rd preferred embodiment:
With reference to Fig. 4 A and Fig. 4 B, identical with preceding two embodiment, this hot swap structure is fixed on the panel 21, comprises equally to help and pulls out spanner 22 and trigger switch 23.
Be with the difference of preceding two embodiment, this trigger switch control assembly is specially buckle assembly 41, described buckle assembly 41 comprises spanner 411, buckle 412, spring assembly 413, wherein, buckle 412 can be divided into the buckle head, the buckle base portion, the buckle afterbody, described buckle head portion is positioned at panel 21 inboards, the shape of described buckle head and position guarantee when trigger switch 23 advances, the trigger switch 23 of can conflicting, described helping pulled out spanner 22 and offered storage tank, described buckle base portion embeds in the described storage tank, described spring assembly 413 is positioned at a side of storage tank, make the buckle base portion pull out spanner 22 and contact closely with helping, and described buckle base portion has a groove in order to block panel 21, buckle afterbody and spanner 411 combine, and described spanner 411 is positioned at panel 21 outsides.
The operating process of hot swap structure is specially in the present embodiment:
Under the electronic unit normal operating conditions, buckle 412 is pushed down trigger switch 23, and the groove by buckle base portion on the buckle 412 blocks panel 21, helps in the storage tank that pulls out spanner 22 because the buckle base portion of buckle assembly 41 by buckle 412 embeds, and therefore helps to pull out spanner 22 and also be lockable.The outer spanner 411 of dialling buckle assembly 41 overcomes the elastic resistance that spring assembly 413 is produced, and buckle 412 breaks away from trigger switches 23, and system receives extracting that trigger switch 23 reports and helps the request of pulling out spanner 22, cuts off the power supply, and helps this moment to pull out spanner 22 and still be lockable.Operating personnel continue the outer spanner of dialling on the buckle assembly 41 411, overcome the elastic resistance that spring assembly 413 is produced, and break away from the groove of buckle base portion on the buckles 412 until panel 21, help this moment to pull out spanner 22 and be unlocked.Operating personnel pull to help and pull out spanner 22, and electronic unit is pulled out.
As seen, the buckle assembly can reach too and postpone to pull to help the purpose of pulling out spanner, therefore also can avoid the charged electronic unit of extracting, and avoids the hardware damage to system.
In order to make buckle assembly 41 pull out spanner 22 and cooperate more nearly with helping, and increase and stir the time delay that spanner 411 is produced, above-mentioned helping on the storage tank sidewall that pulls out spanner 22 can be provided with laciniation, like this, can pull out spanner 22 and lock tightlyer helping, guarantee to avoid under the electronic unit normal operating conditions because the loosening accident power-off that causes of buckle assembly.
In above each embodiment, described trigger switch 23 specifically can be sensitive switch, also can be push-button switch, is electrically connected with electronic equipment.For example, by the closed or disconnection of sensitive switch, reporting system power-on and power-off.
In actual applications, for the operating experience of hommization more is provided to operating personnel, avoid simultaneously the electronic unit warm swap fully, described hot swap structure also can comprise the hot plug indicating device, described hot plug indicating device is located on the electronic equipment, preferably is positioned on the panel 21, so that observe, be electrically connected with electronic unit, in order to indicate whether to extract electronic unit.For example, can indicate electronic unit whether to be in electriferous state with a LED fluorescent tube.When operating personnel confirm that according to system state indicator described electronic unit is in off-position, pull again to help and pull out spanner, extract electronic unit.Also can be electronic display or miniature playback loudspeaker, in order to show to the user whether whether electronic equipment is in electriferous state, also can report to the police under abnormal conditions.
Be understandable that the trigger switch control assembly is not limited to the concrete form among above three embodiment, if there are other forms can guarantee at first to trigger trigger switch, certain interval of time release again helps and pulls out spanner, also belongs to protection scope of the present invention.
In above each embodiment, hot swap structure is fixed on the panel of electronic equipment, is understandable that, according to the needs of concrete application scenarios, also can be fixed on other assemblies of electronic equipment.
In addition; the embodiment of the invention is not only applicable to the hot plug of electronic equipment, for other similar hot plug devices, as long as it has adopted the above-mentioned trigger switch that can guarantee at first to trigger; certain interval of time release again helps the assembly that pulls out spanner, also belongs to protection scope of the present invention.
The embodiment of the invention is not limited to communication technical field, also can be applied to the other technologies field, for example industrial control field, areas of information technology, correspondingly, a kind of like this industrial control equipment or telecommunication apparatus are arranged, it is integrated above-mentioned hot swap structure, then this industrial control equipment or telecommunication apparatus comprise: help and pull out spanner, trigger switch, trigger switch control assembly, wherein:
Described helping pulled out spanner, is connected with electronic unit, is used to extract electronic unit;
Described trigger switch is connected with electronic equipment, is used to trigger the power-on and power-off of electronic unit;
Described trigger switch control assembly, the shape of one side and the position trigger switch of can conflicting, the structure of opposite side can fixedly help and pull out spanner, and can guarantee when the trigger switch control assembly moves, and the switch control assembly fixedly helps the time of pulling out spanner to contact the time of trigger switch greater than it.
In a word, more than a kind of hot swap structure provided by the present invention is described in detail, for one of ordinary skill in the art, thought according to the embodiment of the invention, part in specific embodiments and applications all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (10)
1. a hot swap structure is characterized in that, comprising: help and pull out spanner, trigger switch, trigger switch control assembly, wherein:
Described helping pulled out spanner, is connected with electronic unit, is used to extract electronic unit;
Described trigger switch is connected with electronic equipment, is used to trigger the power-on and power-off of electronic unit;
Described trigger switch control assembly, the shape of one side and the position trigger switch of can conflicting, the structure of opposite side can fixedly help and pull out spanner, and can guarantee when the trigger switch control assembly moves, and the switch control assembly fixedly helps the time of pulling out spanner to contact the time of trigger switch greater than it.
2. hot swap structure as claimed in claim 1, it is characterized in that, described trigger switch control assembly is specially the rotary switch assembly, described rotary switch assembly by swing handle, revolve the axle and the rotary knob rod tongue form, one groove is arranged on the swing handle, pull out spanner in order to fixedly to help, swing handle, rotary knob rod tongue can rotate with revolving axle, the radius of turn of the rotary knob rod tongue trigger switch of can conflicting, and in rotary switch assembly when rotation,, the groove on the swing handle pulls out the radian that radian that spanner keeps in touch keeps in touch greater than rotary knob rod tongue and trigger switch with helping.
3. hot swap structure as claimed in claim 2 is characterized in that, described rotary switch assembly is provided with bulge-structure, and panel is provided with corresponding sunk structure.
4. hot swap structure as claimed in claim 1, it is characterized in that, described trigger switch control assembly is specially lock-screw, and described lock-screw pulls out on the spanner perforation that adapts to lock-screw and will help and pull out spanner and fix by helping, the lock-screw bottom trigger switch of can conflicting.
5. hot swap structure as claimed in claim 1, it is characterized in that, described trigger switch control assembly is specially the buckle assembly, described buckle assembly comprises spanner, buckle, spring assembly, buckle is divided into the buckle head, the buckle base portion, buckle afterbody three parts, the shape of described buckle head and position guarantee when trigger switch advances, the trigger switch of can conflicting, described helping pulled out spanner and offered storage tank, described buckle base portion embeds in the described storage tank, and described spring assembly is positioned at storage tank one side, makes the buckle base portion pull out spanner and contact closely with helping, and described buckle base portion has a groove, and buckle afterbody and spanner combine.
6. hot swap structure as claimed in claim 5 is characterized in that, the described sidewall that pulls out the spanner storage tank that helps is provided with laciniation, described laciniation and buckle assembly close fit.
7. as each described hot swap structure of claim 1 to 6, it is characterized in that described trigger switch is sensitive switch or push-button switch, is electrically connected with electronic equipment.
8. as each described hot swap structure of claim 7, it is characterized in that, also comprise the hot plug indicating device, be located on the electronic equipment, be electrically connected, in order to indicate whether to extract electronic unit with electronic unit.
9. a telecommunication apparatus is characterized in that, comprising: help and pull out spanner, trigger switch, trigger switch control assembly, wherein:
Described helping pulled out spanner, is connected with electronic unit, is used to extract electronic unit;
Described trigger switch is connected with electronic equipment, is used to trigger the power-on and power-off of electronic unit;
Described trigger switch control assembly, the shape of one side and the position trigger switch of can conflicting, the structure of opposite side can fixedly help and pull out spanner, and can guarantee when the trigger switch control assembly moves, and the switch control assembly fixedly helps the time of pulling out spanner to contact the time of trigger switch greater than it.
10. an industrial control equipment is characterized in that, comprising: help and pull out spanner, trigger switch, trigger switch control assembly, wherein:
Described helping pulled out spanner, is connected with electronic unit, is used to extract electronic unit;
Described trigger switch is connected with electronic equipment, is used to trigger the power-on and power-off of electronic unit;
Described trigger switch control assembly, the shape of one side and the position trigger switch of can conflicting, the structure of opposite side can fixedly help and pull out spanner, and can guarantee when the trigger switch control assembly moves, and the switch control assembly fixedly helps the time of pulling out spanner to contact the time of trigger switch greater than it.
Priority Applications (1)
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CN2007101633660A CN101150237B (en) | 2007-10-19 | 2007-10-19 | A hot swap structure |
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CN2007101633660A CN101150237B (en) | 2007-10-19 | 2007-10-19 | A hot swap structure |
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CN101150237A true CN101150237A (en) | 2008-03-26 |
CN101150237B CN101150237B (en) | 2010-06-02 |
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CN2007101633660A Expired - Fee Related CN101150237B (en) | 2007-10-19 | 2007-10-19 | A hot swap structure |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2012068884A1 (en) * | 2010-11-25 | 2012-05-31 | 中兴通讯股份有限公司 | Switch triggering device |
CN104252609A (en) * | 2013-06-28 | 2014-12-31 | 联想(北京)有限公司 | Hot plug protecting method and hot plug protecting device |
CN104765426A (en) * | 2015-03-25 | 2015-07-08 | 华为技术有限公司 | Board card connecting structure |
CN105798832A (en) * | 2016-05-13 | 2016-07-27 | 宁波生久柜锁有限公司 | Anti-loosening micro switch wrench and using method thereof |
CN106793657A (en) * | 2017-02-23 | 2017-05-31 | 深圳市科思科技股份有限公司 | A kind of VPX power supplys and its hot-swappable implementation method |
CN109976473A (en) * | 2019-04-29 | 2019-07-05 | 深圳市南航电子工业有限公司 | A kind of construction and device for supporting solid state hard disk warm connection function |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US6215673B1 (en) * | 1999-08-27 | 2001-04-10 | Intel Corporation | Hot plug PCI retainer and actuator |
CN2591799Y (en) * | 2002-12-10 | 2003-12-10 | 深圳市中兴通讯股份有限公司 | Dampening device for realizing real-time data back-up and protection when PCB plate thermal connecting and disconnecting |
CN2901619Y (en) * | 2006-03-28 | 2007-05-16 | 华为技术有限公司 | Pluging and pull out aid device for circuit board |
CN200947508Y (en) * | 2006-09-04 | 2007-09-12 | 华为技术有限公司 | Hot-swap device for electronic component |
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2007
- 2007-10-19 CN CN2007101633660A patent/CN101150237B/en not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2012068884A1 (en) * | 2010-11-25 | 2012-05-31 | 中兴通讯股份有限公司 | Switch triggering device |
CN104252609A (en) * | 2013-06-28 | 2014-12-31 | 联想(北京)有限公司 | Hot plug protecting method and hot plug protecting device |
CN104252609B (en) * | 2013-06-28 | 2017-09-29 | 联想(北京)有限公司 | Hot plug guard method and device |
CN104765426A (en) * | 2015-03-25 | 2015-07-08 | 华为技术有限公司 | Board card connecting structure |
CN105798832A (en) * | 2016-05-13 | 2016-07-27 | 宁波生久柜锁有限公司 | Anti-loosening micro switch wrench and using method thereof |
CN105798832B (en) * | 2016-05-13 | 2018-02-02 | 宁波生久柜锁有限公司 | Locking microswitch spanner and its application method |
CN106793657A (en) * | 2017-02-23 | 2017-05-31 | 深圳市科思科技股份有限公司 | A kind of VPX power supplys and its hot-swappable implementation method |
CN109976473A (en) * | 2019-04-29 | 2019-07-05 | 深圳市南航电子工业有限公司 | A kind of construction and device for supporting solid state hard disk warm connection function |
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