CN115357100A - Method for realizing autonomous adjustment of mainboard supporting height - Google Patents

Method for realizing autonomous adjustment of mainboard supporting height Download PDF

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CN115357100A
CN115357100A CN202210953481.2A CN202210953481A CN115357100A CN 115357100 A CN115357100 A CN 115357100A CN 202210953481 A CN202210953481 A CN 202210953481A CN 115357100 A CN115357100 A CN 115357100A
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main board
mainboard
stress
main
main plate
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CN115357100B (en
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孙琪
国林钊
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Chaoyue Technology Co Ltd
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Xian Chaoyue Shentai Information Technology Co Ltd
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    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16Constructional details or arrangements
    • G06F1/18Packaging or power distribution
    • G06F1/183Internal mounting support structures, e.g. for supporting printed circuit boards
    • G06F1/184Mounting of motherboards
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
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    • GPHYSICS
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    • G06FELECTRIC DIGITAL DATA PROCESSING
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Abstract

本发明公开一种实现主板支承高度自主调节的方法,涉及加固计算机技术领域;针对主板进行冲击环境下仿真力学的瞬态分析,提炼主板变形量并获得主板应力最大的区域,依据主板应力最大的区域,添加主板支承柱,所述主板支承柱内部填充非牛顿流体,封闭一端与主板连接,活塞一端具有限位件,利用主板支承柱在主板受到强烈冲击时通过活塞在非牛顿流体内发生位移,调节主板支撑高度,瞬间拉住或撑住主板应力最大的区域,避免主板发生形变。

Figure 202210953481

The invention discloses a method for realizing autonomous adjustment of the support height of the main board, which relates to the technical field of computer reinforcement; for the main board, the transient analysis of the simulation mechanics under the shock environment is carried out, the deformation amount of the main board is extracted and the area with the largest stress of the main board is obtained, and the area with the largest stress of the main board is obtained. In the area, add a main board support column, which is filled with non-Newtonian fluid, and one end of the closed end is connected to the main board, and one end of the piston has a limiter, and the main board support column is used to displace in the non-Newtonian fluid through the piston when the main board is subjected to a strong impact , adjust the support height of the main board, instantly pull or support the area with the greatest stress on the main board to avoid deformation of the main board.

Figure 202210953481

Description

一种实现主板支承高度自主调节的方法A method for realizing the autonomous adjustment of the support height of the main board

技术领域technical field

本发明公开一种方法,涉及加固计算机技术领域,具体地说是一种实现主板支承高度自主调节的方法。The invention discloses a method, which relates to the technical field of computer reinforcement, in particular to a method for realizing autonomous adjustment of the support height of a main board.

背景技术Background technique

机架类加固计算机或服务器有大量主板为ATX大母板形式,突出特点为面积大,芯片多,牵连附加结构复杂。ATX设计标准已将固定孔位置确定,另因芯片布局和PCB设计等原因,一般无法添加数量更多的固定孔。因机壳加工精度导致支承柱高度不一、主板自身加工产生内应力等原因,ATX主板在普通环境中已存在变形问题。另外大面积ATX主板在振动冲击过程中产生更加严重的模态变形,整体变形甚至呈现波浪状,产生芯片焊脚应力过大、影响甚至截断PCB内部走线等问题,大大降低主板可靠性。Rack-type hardened computers or servers have a large number of mainboards in the form of ATX large motherboards, which are characterized by large area, many chips, and complicated additional structures. The ATX design standard has determined the position of the fixing holes, and due to chip layout and PCB design, it is generally impossible to add more fixing holes. Due to the different heights of the supporting columns due to the machining accuracy of the chassis, and the internal stress generated by the processing of the motherboard itself, ATX motherboards already have deformation problems in ordinary environments. In addition, the large-area ATX motherboard will have more serious modal deformation during the vibration shock process, and the overall deformation will even appear wavy, resulting in problems such as excessive stress on the chip soldering feet, affecting or even cutting off the internal wiring of the PCB, and greatly reducing the reliability of the motherboard.

发明内容Contents of the invention

本发明针对现有技术的问题,提供一种实现主板支承高度自主调节的方法,具有通用性强、实施简便等特点,具有广阔的应用前景。Aiming at the problems in the prior art, the invention provides a method for realizing the self-adjustment of the support height of the main board, which has the characteristics of strong versatility, simple implementation, etc., and has broad application prospects.

本发明提出的具体方案是:The concrete scheme that the present invention proposes is:

本发明提供一种实现主板支承高度自主调节的方法,针对主板进行冲击环境下仿真力学的瞬态分析,提炼主板变形量并获得主板应力最大的区域,The invention provides a method for realizing the autonomous adjustment of the support height of the main board, which conducts a transient analysis of the simulated mechanics of the main board in an impact environment, extracts the deformation of the main board and obtains the area with the largest stress of the main board,

依据主板应力最大的区域,添加主板支承柱,所述主板支承柱内部填充非牛顿流体,封闭一端与主板连接,活塞一端具有限位件,According to the maximum stress area of the main board, a main board support column is added, the interior of the main board support column is filled with non-Newtonian fluid, the closed end is connected to the main board, and the piston end has a limiter.

利用主板支承柱在主板受到强烈冲击时通过活塞在非牛顿流体内发生位移,调节主板支撑高度,瞬间拉住或撑住主板应力最大的区域,避免主板发生形变。When the main board is strongly impacted, the supporting column of the main board is used to displace the piston in the non-Newtonian fluid, adjust the supporting height of the main board, and instantly pull or support the area with the greatest stress on the main board to avoid deformation of the main board.

进一步,所述的一种实现主板支承高度自主调节的方法中所述针对主板进行冲击环境下仿真力学的瞬态分析,包括:Further, the transient analysis of simulation mechanics for the main board in the impact environment described in the method for realizing the autonomous adjustment of the support height of the main board includes:

根据获得主板应力最大的区域,确定主板应力的max位置点。According to the area where the maximum stress of the main board is obtained, the max position point of the main board stress is determined.

进一步,所述的一种实现主板支承高度自主调节的方法中所述依据主板应力最大的区域,添加主板支承柱,包括:Further, in the method for realizing the self-adjustment of the support height of the main board, adding the support column of the main board according to the area with the greatest stress of the main board includes:

根据主板应力的max位置点,在max位置点添加主板支承柱。According to the max position point of the main board stress, add the main board support column at the max position point.

进一步,所述的一种实现主板支承高度自主调节的方法中所述主板支承柱为圆柱体,包括金属外壳。Further, in the above-mentioned method for realizing the self-adjustment of the supporting height of the main board, the main board supporting column is a cylinder and includes a metal shell.

进一步,所述的一种实现主板支承高度自主调节的方法中所述主板支承柱通过粘贴方式或丝扣方式固定在主板上。Furthermore, in the above-mentioned method for realizing the self-adjustment of the supporting height of the main board, the main board support column is fixed on the main board by pasting or threading.

本发明还提供一种实现支承高度自主调节的主板,针对主板进行冲击环境下仿真力学的瞬态分析,提炼主板变形量并获得主板应力最大的区域,The present invention also provides a main board that realizes the self-adjustment of the support height, conducts a transient analysis of the simulated mechanics of the main board in an impact environment, extracts the deformation of the main board and obtains the area with the largest stress of the main board,

依据主板应力最大的区域,添加主板支承柱,所述主板支承柱内部填充非牛顿流体,封闭一端与主板连接,活塞一端具有限位件,According to the maximum stress area of the main board, a main board support column is added, the interior of the main board support column is filled with non-Newtonian fluid, the closed end is connected to the main board, and the piston end has a limiter.

利用主板支承柱在主板受到强烈冲击时通过活塞在非牛顿流体内发生位移,调节主板支撑高度,瞬间拉住或撑住主板应力最大的区域,避免主板发生形变。When the main board is strongly impacted, the supporting column of the main board is used to displace the piston in the non-Newtonian fluid, adjust the supporting height of the main board, and instantly pull or support the area with the greatest stress on the main board to avoid deformation of the main board.

进一步所述的一种实现支承高度自主调节的主板中所述针对主板进行冲击环境下仿真力学的瞬态分析,包括:The transient analysis of simulation mechanics for the main board in the impact environment as described in the main board that realizes the self-adjustment of the supporting height includes:

根据获得主板应力最大的区域,确定主板应力的max位置点。According to the area where the maximum stress of the main board is obtained, the max position point of the main board stress is determined.

进一步所述的一种实现支承高度自主调节的主板中所述依据主板应力最大的区域,添加主板支承柱,包括:Further described in a main board that realizes the self-adjustment of support height, according to the area where the stress of the main board is the largest, adding a support column for the main board includes:

根据主板应力的max位置点,在max位置点添加主板支承柱。According to the max position point of the main board stress, add the main board support column at the max position point.

进一步所述的一种实现支承高度自主调节的主板中所述主板支承柱为圆柱体,包括金属外壳。In the further described main board that realizes self-adjusting support height, the main board support column is a cylinder and includes a metal shell.

进一步所述的一种实现支承高度自主调节的主板中所述主板支承柱通过粘贴方式或丝扣方式固定在主板上。Further, in a main board that realizes self-adjusting support height, the main board support column is fixed on the main board by pasting or threading.

本发明的有益之处是:The benefits of the present invention are:

本发明提供一种实现主板支承高度自主调节的方法,利用非牛顿流体支承能完美的贴合主板自身不规则的微变形形态,形成自适应状态。在强烈冲击环境下,非牛顿流体支承能在瞬间改变其黏度,从而以拉住或撑住的形式,阻止主板发生向上或向下的大变形,大大提升主板可靠性。The invention provides a method for realizing the self-adjustment of the support height of the main board, which can perfectly fit the irregular micro-deformation shape of the main board itself by using the non-Newtonian fluid support to form an self-adaptive state. In a strong impact environment, the non-Newtonian fluid support can instantly change its viscosity, thereby preventing the main board from undergoing large upward or downward deformation in the form of pulling or supporting, and greatly improving the reliability of the main board.

附图说明Description of drawings

为了更清楚地说明本发明实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图。In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are For some embodiments of the present invention, those skilled in the art can also obtain other drawings based on these drawings without creative work.

图1是本发明中带活塞的可限位非牛顿流体支承柱剖视示意图。Fig. 1 is a schematic cross-sectional view of a position-limiting non-Newtonian fluid support column with a piston in the present invention.

图2是冲击环境主板变形云图示意图。Figure 2 is a schematic diagram of the deformation cloud diagram of the main board in the impact environment.

图3是冲击环境主板应力云图示意图。Figure 3 is a schematic diagram of the stress cloud diagram of the main board in the impact environment.

附图标记:活塞螺栓孔1,活塞2,支承柱空腔3,壳体4,壳体螺丝孔5。Reference signs: piston bolt hole 1, piston 2, supporting column cavity 3, housing 4, housing screw hole 5.

具体实施方式Detailed ways

下面结合附图和具体实施例对本发明作进一步说明,以使本领域的技术人员可以更好地理解本发明并能予以实施,但所举实施例不作为对本发明的限定。The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments, so that those skilled in the art can better understand the present invention and implement it, but the examples given are not intended to limit the present invention.

本发明提供一种实现主板支承高度自主调节的方法,针对主板进行冲击环境下仿真力学的瞬态分析,提炼主板变形量并获得主板应力最大的区域,The invention provides a method for realizing the autonomous adjustment of the support height of the main board, which conducts a transient analysis of the simulated mechanics of the main board in an impact environment, extracts the deformation of the main board and obtains the area with the largest stress of the main board,

依据主板应力最大的区域,添加主板支承柱,所述主板支承柱内部填充非牛顿流体,封闭一端与主板连接,活塞一端具有限位件,According to the maximum stress area of the main board, a main board support column is added, the interior of the main board support column is filled with non-Newtonian fluid, the closed end is connected to the main board, and the piston end has a limiter.

利用主板支承柱在主板受到强烈冲击时通过活塞在非牛顿流体内发生位移,调节主板支撑高度,瞬间拉住或撑住主板应力最大的区域,避免主板发生形变。When the main board is strongly impacted, the supporting column of the main board is used to displace the piston in the non-Newtonian fluid, adjust the supporting height of the main board, and instantly pull or support the area with the greatest stress on the main board to avoid deformation of the main board.

本发明方法可以实现主板支承高度在普通环境中自由变化,在强冲击环境中根据需求变化,具体来说是利用非牛顿流体‘遇强则强,遇弱则弱’即其黏性不满足牛顿黏性定律的特殊特性,将其作为主板支承柱内填充材料,在普通环境中可根据主板的自身变形,自适应调节支承高度,而在强冲击环境中,又可充分吸振,阻止主板产生严重的模态变形,使主板保持稳定形态。The method of the present invention can realize the free change of the support height of the main board in the ordinary environment, and change according to the demand in the strong impact environment. Specifically, the non-Newtonian fluid is used to "be strong when it is strong, and weak when it is weak", that is, its viscosity does not satisfy Newton Due to the special characteristics of the viscous law, it is used as the filling material in the support column of the main board. In the ordinary environment, the support height can be adjusted adaptively according to the deformation of the main board itself. In the strong impact environment, it can fully absorb vibration and prevent the main board from causing serious damage. The modal deformation keeps the main board in a stable shape.

具体应用中,在本发明方法的一些实施例中,针对主板进行冲击环境下仿真力学的瞬态分析,提炼主板变形量并获得主板应力最大的区域,In a specific application, in some embodiments of the method of the present invention, the transient analysis of the simulated mechanics under the shock environment is carried out for the main board, the deformation of the main board is extracted and the area with the largest stress of the main board is obtained,

进一步地,所述的一种实现主板支承高度自主调节的方法中所述针对主板进行冲击环境下仿真力学的瞬态分析,包括:Further, in the method for realizing autonomous adjustment of the support height of the main board, the transient analysis of the simulated mechanics for the main board under the shock environment includes:

根据获得主板应力最大的区域,确定主板应力的max位置点。According to the area where the maximum stress of the main board is obtained, the max position point of the main board stress is determined.

进一步,为更好地,进行主板支撑及自适应高度调节,所述的一种实现主板支承高度自主调节的方法中所述依据主板应力最大的区域,添加主板支承柱,包括:Further, in order to better support the main board and adjust the self-adaptive height, in the method for realizing the self-adjustment of the main board support height, adding the main board support column according to the area with the greatest stress of the main board includes:

根据主板应力的max位置点,在max位置点添加主板支承柱。所述主板支承柱内部填充非牛顿流体,封闭一端与主板连接,活塞2一端具有限位件,According to the max position point of the main board stress, add the main board support column at the max position point. The inside of the main board support column is filled with non-Newtonian fluid, one end of which is closed and connected to the main board, and one end of the piston 2 has a stopper,

利用主板支承柱在主板受到强烈冲击时通过活塞2在非牛顿流体内发生位移,调节主板支撑高度,瞬间拉住或撑住主板应力最大的区域,避免主板发生形变。When the main board is strongly impacted, the supporting column of the main board is displaced in the non-Newtonian fluid through the piston 2, and the supporting height of the main board is adjusted to instantly pull or support the area with the greatest stress on the main board to avoid deformation of the main board.

进一步地,所述主板支承柱为可螺钉固定式,支承柱整体为金属壳体4,包括支承柱空腔3,支承柱空腔3内填充非牛顿流体,一端为活塞2,活塞2通过顶部活塞螺栓孔1连接螺栓限位,另一端封闭,通过壳体螺丝孔5与主板丝扣连接,支承柱可实现在静态环境中,自适应主板自身变形,即主板平放时,其竖向最低处与支承柱金属壳紧密贴合,其它任何位置均可向上拉动活塞,形成完全贴合主板自身变形形态的支承组合。Further, the support column of the main board is screw-fixable, and the support column is a metal shell 4 as a whole, including a support column cavity 3, which is filled with a non-Newtonian fluid, and one end is a piston 2, and the piston 2 passes through the top The piston bolt hole 1 is connected to the bolt limit, and the other end is closed. It is connected to the main board through the shell screw hole 5. The support column can realize the self-adaptive deformation of the main board in a static environment, that is, when the main board is placed flat, its vertical minimum At any other position, the piston can be pulled upwards to form a support combination that completely fits the deformed shape of the main board itself.

或者,主板支承柱通过自由可粘贴式连接在主板上,主板支承柱为圆柱体,内部填充非牛顿流体,将其放置在max位置点下,当发生强冲击时,不管此处的变形是向上还是向下,此种支承柱均能在瞬间改变内部非牛顿流体黏度,向上撑住或向下拉住主板,从而抵挡强冲击,保护主板,提升可靠性。Alternatively, the main board support column is connected to the main board by free sticking. The main board support column is a cylinder filled with non-Newtonian fluid, which is placed under the max position. When a strong impact occurs, no matter whether the deformation here is upward Whether it is downward or downward, this kind of support column can instantly change the viscosity of the internal non-Newtonian fluid, support upward or pull down the main board, thereby resisting strong impact, protecting the main board and improving reliability.

本发明还提供一种实现支承高度自主调节的主板,针对主板进行冲击环境下仿真力学的瞬态分析,提炼主板变形量并获得主板应力最大的区域,The present invention also provides a main board that realizes the self-adjustment of the support height, conducts a transient analysis of the simulated mechanics of the main board in an impact environment, extracts the deformation of the main board and obtains the area with the largest stress of the main board,

依据主板应力最大的区域,添加主板支承柱,所述主板支承柱内部填充非牛顿流体,封闭一端与主板连接,活塞一端具有限位件,According to the maximum stress area of the main board, a main board support column is added, the interior of the main board support column is filled with non-Newtonian fluid, the closed end is connected to the main board, and the piston end has a limiter.

利用主板支承柱在主板受到强烈冲击时通过活塞在非牛顿流体内发生位移,调节主板支撑高度,瞬间拉住或撑住主板应力最大的区域,避免主板发生形变。When the main board is strongly impacted, the supporting column of the main board is used to displace the piston in the non-Newtonian fluid, adjust the supporting height of the main board, and instantly pull or support the area with the greatest stress on the main board to avoid deformation of the main board.

上述对主板改进和主板支承柱内容,由于与本发明方法实施例基于同一构思,具体内容可参见本发明方法实施例中的叙述,此处不再赘述。The above-mentioned improvements to the main board and main board support columns are based on the same idea as the method embodiment of the present invention, and details can be found in the description in the method embodiment of the present invention, so details are not repeated here.

同样地,本发明的主板利用非牛顿流体支承能完美的贴合主板自身不规则的微变形形态,形成自适应状态。在强烈冲击环境下,非牛顿流体支承能在瞬间改变其黏度,从而以拉住或撑住的形式,阻止主板发生向上或向下的大变形,大大提升主板可靠性。Similarly, the main board of the present invention utilizes non-Newtonian fluid support to perfectly fit the irregular micro-deformation shape of the main board itself, forming an adaptive state. In a strong impact environment, the non-Newtonian fluid support can instantly change its viscosity, thereby preventing the main board from undergoing large upward or downward deformation in the form of pulling or supporting, and greatly improving the reliability of the main board.

以上所述实施例仅是为充分说明本发明而所举的较佳的实施例,本发明的保护范围不限于此。本技术领域的技术人员在本发明基础上所作的等同替代或变换,均在本发明的保护范围之内。本发明的保护范围以权利要求书为准。The above-mentioned embodiments are only preferred embodiments for fully illustrating the present invention, and the protection scope of the present invention is not limited thereto. Equivalent substitutions or transformations made by those skilled in the art on the basis of the present invention are all within the protection scope of the present invention. The protection scope of the present invention shall be determined by the claims.

Claims (10)

1. A method for realizing the autonomous regulation of the supporting height of a main board is characterized in that the transient analysis of simulation mechanics in an impact environment is carried out on the main board, the deformation of the main board is extracted, the area with the maximum stress of the main board is obtained,
adding a main plate supporting column according to the region with the maximum stress of the main plate, wherein the main plate supporting column is filled with non-Newtonian fluid, one closed end of the main plate supporting column is connected with the main plate, one end of the piston is provided with a limiting piece,
utilize the mainboard support post to take place the displacement in non-Newton's fluid through the piston when the mainboard receives strong impact, adjust mainboard support height, hold or prop the biggest region of mainboard stress in the twinkling of an eye, avoid the mainboard to take place to deform.
2. The method of claim 1, wherein the transient analysis of simulated mechanics in an impact environment for the motherboard comprises:
and determining a max position point of the stress of the main board according to the region with the maximum stress of the main board.
3. The method of claim 2, wherein the adding of the main board support columns according to the areas of the main board with the highest stress comprises:
and adding a main plate supporting column at the max position point according to the max position point of the main plate stress.
4. A method of achieving autonomous adjustment of the supporting height of a main board according to any of claims 1-3, characterized in that the supporting columns of the main board are cylindrical and comprise a metal housing.
5. The method of claim 4, wherein the main board support posts are fixed to the main board by gluing or threading.
6. A mainboard for realizing the self-regulation of supporting height is characterized in that the transient analysis of simulation mechanics under the impact environment is carried out on the mainboard, the deformation of the mainboard is extracted, and the area with the maximum stress of the mainboard is obtained,
adding a main plate supporting column according to the region with the maximum stress of the main plate, wherein the main plate supporting column is filled with non-Newtonian fluid, one closed end of the main plate supporting column is connected with the main plate, one end of the piston is provided with a limiting piece,
utilize the mainboard support post to take place the displacement in non-Newton's fluid through the piston when the mainboard receives strong impact, adjust mainboard support height, hold or prop the biggest region of mainboard stress in the twinkling of an eye, avoid the mainboard to take place to deform.
7. The main board for realizing the autonomous supporting height adjustment according to claim 6, wherein the transient analysis of the simulated mechanics in an impact environment for the main board comprises:
and determining a max position point of the stress of the main board according to the region with the maximum stress of the main board.
8. The main board for realizing self-regulation of supporting height as claimed in claim 7, wherein the main board supporting columns are added according to the areas with the maximum stress of the main board, comprising:
and adding a main plate supporting column at the max position point according to the max position point of the main plate stress.
9. A main plate for realizing self-regulation of supporting height according to any one of claims 6 to 8, wherein the main plate supporting column is a cylinder and comprises a metal shell.
10. A main board for realizing self-regulation of supporting height according to claim 9, wherein the main board supporting columns are fixed on the main board by means of adhesion or screw thread.
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