CN102334081A - 闩锁系统 - Google Patents
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1675—Miscellaneous details related to the relative movement between the different enclosures or enclosure parts
- G06F1/1679—Miscellaneous details related to the relative movement between the different enclosures or enclosure parts for locking or maintaining the movable parts of the enclosure in a fixed position, e.g. latching mechanism at the edge of the display in a laptop or for the screen protective cover of a PDA
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C1/00—Fastening devices with bolts moving rectilinearly
- E05C1/08—Fastening devices with bolts moving rectilinearly with latching action
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/10—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/005—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles integral with the apparatus or articles to be supported
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M2200/00—Details of stands or supports
- F16M2200/02—Locking means
- F16M2200/021—Locking means for rotational movement
- F16M2200/024—Locking means for rotational movement by positive interaction, e.g. male-female connections
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M2200/00—Details of stands or supports
- F16M2200/04—Balancing means
- F16M2200/041—Balancing means for balancing rotational movement of the head
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T292/00—Closure fasteners
- Y10T292/08—Bolts
- Y10T292/096—Sliding
Abstract
一种闩锁系统采用动量交换冲击阻尼装置。闩锁被能够滑动地配置在壳体内,使得所述闩锁能够在闩锁位置与释放位置之间滑动。阻尼器弹簧驱动阻尼器抵靠在所述闩锁的楔块上。当机械冲击驱动所述闩锁朝向所述释放位置时,所述闩锁楔块冲击所述阻尼器以将动量从所述闩锁交换至所述阻尼器,使得所述闩锁停留在所述闩锁位置。
Description
背景技术
闩锁通常会被无意地致动。这种无意的闩锁致动可能导致被固定的物体的不期望的解锁。
附图说明
图1为闩锁系统的仰视图。
图2为图1的闩锁系统的侧视截面图。
图3为图1的闩锁系统所根据的响应于冲击并响应于持续力的方法的流程图。
图4至11为处于图3中方法的不同阶段的图1的闩锁系统的侧视截面图。
图12为包括图1的闩锁系统的单体计算机的后部立体图。
图13为图12中计算机在盖被移除的情况下处于维修位置的后部立体图。
图14为图12的计算机的支架的立体图。
具体实施方式
单体计算机将计算部件和显示器集成在单个壳体内。一些单体计算机在背面(与显示器相反的一侧)提供有访问面板,用于维修和升级(例如安装内存)。当单体计算机处于运输位置时,访问面板可以被铰接的支架覆盖。
在维修时,单体计算机可以显示器朝下放在表面上。支架可以被枢转至打开位置并被闩锁在打开位置,以提供对访问面板的访问,并且当访问面板被移除时提供对单体计算机内部的访问。如果闩锁无意中失效,则支架可能朝向闭合位置倾倒,有可能伤害正在对计算机进行操作的用户或技术人员的手或手指。
如图1和2所示,闩锁系统AP1防止铰接的组件突然意外的倾倒,而无需可能由于磨损和毁坏而失效的制动器。闩锁系统AP1包括闩锁机构11和铰链13。铰链13包括撞击板15。闩锁机构11包括闩锁壳体19、闩锁20、闩锁弹簧21、冲击阻尼器23及阻尼器弹簧25。闩锁20包括楔块27、细长轴29、阻尼器止挡31及弹簧止挡33。轴29至少部分地延伸穿过阻尼器23,并且闩锁弹簧21至少部分地延伸穿过阻尼器弹簧25。
闩锁系统AP1是按照图3中的流程图所示的方法ME1进行操作。方法ME1启始于方法分段M1,此时闩锁系统AP1处于闩锁位置,即图1和2中所示的状况。特别地,闩锁20被向前驱动至闩锁位置抵靠在闩锁壳体19的部件上。阻尼器23被阻尼器弹簧25驱动抵靠在闩锁20的阻尼器止挡31的后面,使得冲击阻尼器23邻接闩锁20。
从方法分段M1,方法ME1分成“冲击”分支B1和“持续力”分支B2。在分支B1的方法分段M12,撞击板15冲击闩锁楔体27而将闩锁从其闩锁位置引导向释放位置(在该释放位置闩锁弹簧21将压缩)。该冲击由图4(图4中撞击板15正朝向闩锁楔块27移动)和图5(图5中撞击板15正与闩锁楔块27接触)之间的过渡所表示。由于该冲击,动量被传递到闩锁20。
在方法分段M13,闩锁20将它的动量与邻接的阻尼器23交换,而不是通过朝向释放位置移动来响应该冲击。这导致阻尼器23在方法分段M14沿释放方向移动,压缩阻尼器弹簧25,在此过程中,阻尼器23与闩锁20分离并不再邻接闩锁20(如图6所示),闩锁20停留在其闩锁位置。在方法分段M15,阻尼器弹簧25迫使阻尼器23返回抵靠在闩锁止挡31上,使得阻尼器23如图7所示再次邻接闩锁20。由于闩锁20没有离开闩锁位置,撞击板15没有使闩锁楔块27移开。在监视器支架的情况下,倾倒被防止。
在分支B2的方法分段M22,如图8所示,铰链13在用户的控制下移动到折叠位置。当撞击板15接触闩锁20时,如图9所示,闩锁止挡31与阻尼器23接合。在方法分段M23,如图10所示,来自用户的进一步的持续力导致闩锁20和阻尼器23一起朝向释放位置移动。在方法分段M24,如图11所示,撞击板15可以使闩锁20移开。在方法分段M25,阻尼器弹簧25和闩锁弹簧21使阻尼器23和闩锁21回复到闩锁位置。
如图12所示,闩锁系统AP1被用于单体计算机50的情况中。单体计算机50被显示具有主体51、支架53和维修盖55。例如为了添加或更换内存模块,如图13所示,盖55可以被移除以露出计算机内部的部件。
在图13中,计算机50被显示为处于维修位置,此时支架53相对于被齐平地附接在计算机主体51上的铰链托架57处于完全打开位置。盖55已经从主体51移除,以提供对计算机50的内部部件的访问,例如使得内存模块可以被添加。铰链盖59包括用以将支架53从完全打开位置释放的释放装置61。如果支架53突然朝向闭合位置倾倒(抵靠主体51)并倾倒在用户的手上(例如,当用户正在插入内存模块时),则可能导致伤害。闩锁系统AP1有助于防止这种倾倒及相关的伤害。
图14中显示在移除铰链盖59的情况下支架53的更多细节。铰链弹簧63驱动支架53关闭。锁定机构被设计用于防止该关闭直至释放装置61被致动。然而,如果锁定机构失效,闩锁机构11防止支架13突然关闭。
在支架53的情况中,当支架意外地从完全打开位置释放时闩锁系统AP1积极地使支架止动。与传统的摩擦制动系统中制动器的性能随着制动器部件的磨损而恶化不同,闩锁系统AP1的性能不会随着重复使用而改变。闩锁系统允许用户将支架在维修和运输位置之间切换而无需对闩锁进行任何手动操作。与基于制动器的支架系统不同,闩锁系统AP1操作时具有持续的力反馈,从而导致增强的用户体验。闩锁系统AP1可以被完全封闭在壳体中用户看不见,并且不会受到误操作、干扰或损坏。
虽然传统的闩锁系统可以被设计成在正常的用户操作过程中自动地锁定和释放铰链,但其不会使意外释放的支架止动。支架的正常用户操作和支架的意外释放所涉及的力本质上是非常不同的。正常操作时由用户施加在支架上的力本质上是静态的,而支架的意外释放所导致的力本质上是动态的。如果闩锁被设计成沿任一方向移动,即释放和锁定,则关闭支架的动力能够容易地克服闩锁的弹簧力。如果使用非常硬的弹簧闩锁或制动器,则其可能被设定为使意外释放的支架止动,但是用户操作这样的支架可能需要较大的力以克服弹簧或制动器的力,干扰可用性。如果使用插销型闩锁,则行程是单向的而且可能需要用户手动释放闩锁。闩锁系统AP1将双向滑动闩锁系统和冲击阻尼器系统结合,以提供用于使意外释放的支架止动以及释放支架而无需手动控制闩锁的附加机构。
闩锁系统AP1可在意外关闭的支架到达用户的手可能被困在关闭的支架与监视器的机架之间的位置之前使意外关闭的支架止动。闩锁与意外关闭的支架的接合是通过利用闩锁系统对脉冲输入的动态响应特性来实现的。闩锁系统对比如折叠支架的静力输入的响应自动地将闩锁从锁定位置释放。包含闩锁系统AP1的计算机或监视器产品可以省去支架铰链中的传统的运输制动机构;因此,折叠和打开支架需要极小的力;支架的操作平稳并具有稳定的力反馈。
当打开的支架到达关闭的维修位置时,闩锁系统AP1还对用户提供声音反馈。如图1所示,闩锁系统AP1包括三个主要功能组件:支架铰链、滑动闩锁机构、以及冲击阻尼器组件。撞击板15是支架铰链系统的一部分,并且当支架被操作时围绕铰链轴的轴线旋转。撞击板15是形成有曲面的金属部件并且位于铰链上,使得撞击板15与滑动闩锁的楔形轮廓相互作用。
撞击板15与滑动闩锁20之间的相互作用将由关闭的支架所施加的力的方向改变为平行于铰链的轴线的方向。该力的方向改变还通过摩擦消耗掉部分的冲击能并且减小了滑动闩锁的线性动量,使其更易被冲击阻尼器组件控制。通过将传统的铰链系统的一部分修改为带有轮廓表面,撞击板可以由传统的铰链系统的一部分形成。或者,撞击板可以为被添加到传统的铰链轴上的单独的金属件。
闩锁和阻尼器的复位弹簧的弹簧常数被确定使得相结合的弹簧力能够克服支架铰链弹簧的弹簧扭矩,从而在瞬变冲击响应后闩锁继续接合于闭合位置。当用户从完全折叠的运输位置打开支架时,复位弹簧自动地将闩锁推动到待命位置中,并向用户提供支架已被完全打开至维修位置的声音反馈。
如在打开的支架被意外释放的情况下(图3-7),当关闭的支架的速度较高时,支架、滑动闩锁和冲击阻尼器之间的相互作用本质上是动态的。当支架从完全打开位置被意外地释放时,储存在铰链弹簧中的势能被转化成动能。该能量的一部分通过撞击板与滑动闩锁的楔形端之间的相互作用被施加到滑动闩锁上。该能量被传递到滑动闩锁并且线性动量使闩锁朝向冲击阻尼器运动。然而,因为冲击阻尼器质量体通过预加载复位弹簧邻接闩锁质量体,所施加的线性动量被传递到冲击阻尼器的质量体而不使闩锁质量体移动。
线性动量使阻尼器的质量体远离闩锁运动而滑动闩锁位置保持不动,使得冲击阻尼器不邻接闩锁。弹回的阻尼器质量体反抗闩锁的任何瞬变移动。因为闩锁没有移动足够的距离,支架的撞击板不能使闩锁移开,而且在瞬变冲击结束后支架停在闩锁位置。滑动闩锁和阻尼器上的复位弹簧的结合力克服铰链弹簧的弹簧扭矩,并且支架在瞬变之后在闩锁位置保持稳定。
如在用户设法折叠支架超过安全闩锁位置以储存和运输的情况下(图8-11),当关闭的支架的速度较低时,三个主体之间的相互作用本质上是静态的。当用户向下推动支架至运输位置时,冲击阻尼器变化作为单纯的弹簧并且滑动闩锁和阻尼器质量体一起移动。当支架关闭时,用户施加到支架上的力被支架的长力臂放大并且容易克服复位弹簧力。撞击板使滑动闩锁移开,并且支架达到折叠位置。
可替代地,闩锁系统可以被应用于各种类型的支架中并且可以被应用于其他情况中,以提供准备就绪的预期运动同时防止响应于冲击的突然运动。不同尺寸的闩锁和其他部件可以被采用,也可以采用不同的材料。对于示出的闩锁系统的这些及其他变化和修改通过所附权利要求提供。
Claims (15)
1.一种闩锁系统,包括:
闩锁,所述闩锁被能够滑动地配置使得所述闩锁能够在闩锁位置与释放位置之间滑动,所述闩锁具有闩锁楔块和阻尼器止挡;
闩锁弹簧,驱动所述闩锁朝向所述闩锁位置;
冲击阻尼器;
阻尼器弹簧,用于驱动所述阻尼器抵靠在所述阻尼器止挡上,使得当机械冲击驱动所述闩锁朝向所述释放位置时,所述闩锁楔块冲击所述阻尼器以将动量从所述闩锁交换至所述阻尼器使得所述闩锁停留在所述闩锁位置。
2.根据权利要求1所述的闩锁系统,其中响应于驱动所述闩锁朝向所述释放位置的持续力,所述闩锁和所述冲击阻尼器一起朝向所述释放位置移动。
3.根据权利要求1或2所述的闩锁系统,进一步包括具有撞击板的铰链,所述冲击包括在所述铰链打开或关闭时所述撞击板冲击所述闩锁楔块。
4.根据权利要求1至3中任一项所述的闩锁系统,其中所述闩锁包括至少部分地延伸穿过所述冲击阻尼器的细长轴。
5.根据权利要求1至4中任一项所述的闩锁系统,其中所述闩锁弹簧至少部分地延伸穿过所述阻尼器弹簧。
6.根据权利要求1至5中任一项所述的闩锁系统,其中所述闩锁包括弹簧止挡,所述闩锁弹簧接触所述弹簧止挡。
7.根据权利要求6所述的闩锁系统,其中所述阻尼器弹簧驱动所述冲击阻尼器抵靠所述闩锁止挡。
8.根据权利要求1至7中任一项所述的闩锁系统,包括计算机,所述计算机具有主体、支架和铰链,所述支架能够围绕所述铰链相对于所述主体枢转,所述铰链包括所述闩锁、所述闩锁弹簧、所述冲击阻尼器和所述阻尼器弹簧。
9.根据权利要求8所述的闩锁系统,其中所述计算机是具有位于所述主体内的显示器的单体计算机。
10.一种方法,包括:
当闩锁处于闩锁位置时冲击所述闩锁,以将所述闩锁从闩锁位置驱动到释放位置;以及
将动量从所述闩锁传递到冲击阻尼器,以驱动所述冲击阻尼器朝向所述释放位置同时使所述闩锁保留在所述闩锁位置。
11.根据权利要求10所述的方法,进一步包括施加驱动所述闩锁朝向所述释放位置的持续力,使得所述闩锁与所述冲击阻尼器接合并与所述冲击阻尼器一起靠近所述释放位置。
12.根据权利要求11所述的方法,其中闩锁弹簧驱动所述闩锁朝向所述闩锁位置,所述持续力克服由所述闩锁弹簧施加的所述驱动。
13.根据权利要求10或11所述的方法,其中阻尼器弹簧驱动所述冲击阻尼器朝向所述闩锁位置并抵靠所述闩锁的阻尼器止挡,所述持续力克服由所述阻尼器弹簧施加的所述驱动。
14.根据权利要求10至13中任一项所述的方法,其中在所述冲击过程中所述冲击阻尼器邻接所述闩锁,并且其中,响应于所述传递,所述冲击阻尼器移动而所述闩锁使得所述冲击阻尼器不邻接所述闩锁。
15.根据权利要求10至12中任一项所述的方法,进一步包括,在所述传递之后,阻尼器弹簧导致所述冲击阻尼器移动,使得所述冲击阻尼器邻接所述闩锁。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2009/035603 WO2010098774A1 (en) | 2009-02-28 | 2009-02-28 | Latch system |
Publications (2)
Publication Number | Publication Date |
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CN102334081A true CN102334081A (zh) | 2012-01-25 |
CN102334081B CN102334081B (zh) | 2014-01-15 |
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Application Number | Title | Priority Date | Filing Date |
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CN200980157604.4A Expired - Fee Related CN102334081B (zh) | 2009-02-28 | 2009-02-28 | 闩锁系统和操作闩锁系统的方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9223355B2 (zh) |
CN (1) | CN102334081B (zh) |
DE (1) | DE112009005030B4 (zh) |
GB (1) | GB2480037B (zh) |
WO (1) | WO2010098774A1 (zh) |
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- 2009-02-28 CN CN200980157604.4A patent/CN102334081B/zh not_active Expired - Fee Related
- 2009-02-28 DE DE112009005030.1T patent/DE112009005030B4/de not_active Expired - Fee Related
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104470275A (zh) * | 2014-12-31 | 2015-03-25 | 竺珺 | 一种用于电力控制室的防潮电气抽屉柜 |
CN104470275B (zh) * | 2014-12-31 | 2019-07-05 | 浙江工商职业技术学院 | 一种用于电力控制室的防潮电气抽屉柜 |
Also Published As
Publication number | Publication date |
---|---|
GB2480037A (en) | 2011-11-02 |
GB201114779D0 (en) | 2011-10-12 |
CN102334081B (zh) | 2014-01-15 |
US20110299233A1 (en) | 2011-12-08 |
DE112009005030T5 (de) | 2012-08-09 |
US9223355B2 (en) | 2015-12-29 |
DE112009005030B4 (de) | 2015-05-21 |
GB2480037B (en) | 2014-03-19 |
WO2010098774A1 (en) | 2010-09-02 |
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