JPH08301107A - Equipment box for rolling stock - Google Patents

Equipment box for rolling stock

Info

Publication number
JPH08301107A
JPH08301107A JP11151195A JP11151195A JPH08301107A JP H08301107 A JPH08301107 A JP H08301107A JP 11151195 A JP11151195 A JP 11151195A JP 11151195 A JP11151195 A JP 11151195A JP H08301107 A JPH08301107 A JP H08301107A
Authority
JP
Japan
Prior art keywords
box
inside
equipment box
external pressure
pressure
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.)
Granted
Application number
JP11151195A
Other languages
Japanese (ja)
Inventor
Tomoji Miyashita
Shuichi Moritaka
友治 宮下
修一 森高
Original Assignee
Hitachi Ltd
株式会社日立製作所
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd, 株式会社日立製作所 filed Critical Hitachi Ltd
Priority to JP11151195A priority Critical patent/JPH08301107A/en
Publication of JPH08301107A publication Critical patent/JPH08301107A/en
Application status is Granted legal-status Critical

Links

Abstract

PURPOSE: To reduce a load applied to a box outside wall because of fluctuation in an external pressure and to require no necessity of increasing plate thickness and reinforcing member and the like so as to accomplish reduction in weight by forming a part of the box outside wall to a movable part, which can be moved so as to change the volume of the inside of the box following the fluctuation ion the external pressure.
CONSTITUTION: An equipment box for rolling stock, which is used under an environment such as a pressure inside/outside the box fluctuates in entrance of a rolling stack into a tunnel at a high speed and has less ventilation between the inside and the outside of the box, and a movable part 4, which can be moved so as to change the volume of the inside of the box following the fluctuation in an external pressure, is formed in a part of the outside wall face of a box body 3. In this way, the movable part 4 is displaced to the box inside, when the external pressure is increased as against the box internal pressure in entrance of the rolling stock to a tunnel, so that the box volume is reduce, and as a result, the box internal pressure is increase while a difference between the external pressure and the internal pressure is lowered. In this way, a load applied to the box body 3 is lowered, and plate thickness of the box outside wall can be reduced.
COPYRIGHT: (C)1996,JPO

Description

【発明の詳細な説明】 DETAILED DESCRIPTION OF THE INVENTION

【0001】 [0001]

【産業上の利用分野】本発明は内部に電気品などを収納した車両用機器箱に係り、特に、箱内または箱外の圧力が変化する環境で使用され、かつ、箱内外の通気が少ない機器箱に関する。 The present invention relates relates to a vehicle appliance box housing the like electric component therein, in particular, be used in an environment in which the pressure in the box or in Hakogai changes, and, less ventilation box out on the equipment box.

【0002】 [0002]

【従来の技術】従来、車両用機器箱は、内部に、電気品など、水分や塵埃を嫌う部品を収納するため、機器箱の外壁を薄板で構成して、箱内外を薄板で仕切ることにより、箱内外の通気を少なくしているものが多い(特開昭 Conventionally, equipment boxes for vehicles, the inside and electrical products, for accommodating the component dislike moisture or dust, constitutes an outer wall of the apparatus box with thin, by partitioning the box inside and outside with a thin plate , what is to reduce the ventilation of the box inside and outside is large (JP
58−202150号公報)。 58-202150 JP).

【0003】 [0003]

【発明が解決しようとする課題】従来の、外壁を薄板で構成して箱内外の通気を少なくしている車両用機器箱は、車両が高速でトンネル内に突入した場合や、車両同士が高速ですれ違う場合等に、外部圧力変動が生じると、機器箱外壁には、箱内外の圧力差と面積に比例して荷重がかかるため、高速の車両に用いる場合、板厚を厚くしたり、補強材等を追加して対応する必要がある。 Conventional [0005], the vehicle equipment box are reduced ventilation of the box out to constitute the outer wall of a thin plate is useful when the vehicle has entered the tunnel at high speed, the vehicle with each other faster pass each other like in the case, the external pressure variation occurs, in the device box outer wall, since it takes a load in proportion to the pressure difference and the area of ​​the box and out, when used in high speed vehicle, or increasing the plate thickness, reinforcing there is a need to be addressed by adding a wood or the like. しかし、従来行われてきた前述の対応では重量の増加をもたらし、軽量化に反し、ひいては、車両の高速化の妨げにもなる。 However, in the foregoing which has been conventionally performed corresponding results in an increase in weight, contrary to the weight saving, therefore, also it hinders the speed of the vehicle.

【0004】本発明の目的は、外部圧力変動による箱外壁への荷重を軽減することにより、従来より板厚を厚くしたり、補強材等を多くする必要を無くし、軽量な車両用機器箱を提供することにある。 An object of the present invention is to reduce the load on the box outer wall by the external pressure variation, or thicker plate thickness than the prior art, eliminating the need to increase the reinforcing material or the like, a lightweight vehicle equipment box It is to provide.

【0005】 [0005]

【課題を解決するための手段】上記目的を解決するために、本発明では箱壁の一部を、外部圧力変動に追従して箱内の容積を変化させるよう動くことの出来る可動性部品とする。 To solve the above object, according to the solution to ## parts of Hakokabe the present invention, the movable part that can be moved to vary the volume of the box following the external pressure variation to.

【0006】 [0006]

【作用】上記構成によれば、外部圧力変動が生じた際、 According to the above arrangement, when the external pressure variation occurs,
その圧力変動に追従して可動性部品が変位して箱内の容積を変化させ、箱内の圧力を箱外の圧力に近づくように変化させることにより、箱内外の圧力差を減少させる。 Its following the pressure fluctuations to displace the movable part to change the volume of the box, by varying the pressure in the box so as to approach the pressure of Hakogai, reducing the pressure difference of the box inside and outside.
このため、箱外壁にかかる荷重が軽減され、板厚を厚くしたり、補強材等を多くする必要が無くなるため、軽量な車両用機器箱を提供することができる。 Therefore, is reduced load applied to the Hakogaiheki, or thickening the plate thickness, because there is no need to increase the reinforcing material and the like, it is possible to provide a lightweight vehicle equipment box.

【0007】 [0007]

【実施例】以下、本発明の実施例を図1ないし図6を用いて説明する。 EXAMPLES Hereinafter, the embodiments of the present invention will be described with reference to FIGS.

【0008】図2は車両1の床下に車両用機器箱2が設置された一実施例を示している。 [0008] Figure 2 shows an embodiment of the vehicle equipment box 2 is installed under the floor of the vehicle 1.

【0009】図3は車両用機器箱2を示したものであり、外部圧力変動に追従して箱内の容積を変化させるよう動くことの出来る可動性部品4が箱体3の外壁面に取付けられている。 [0009] FIG. 3 shows the vehicle equipment box 2, the mounting movable components 4 which can be moved to vary the volume of the box following the external pressure variation to the outer wall surface of the box 3 It is.

【0010】図1は図3における断面Aを表した図であり、図中右側は箱外の圧力が箱内の圧力より大きく、可動性部品4が箱内側に変位した状態を示しており、図中、左側は箱内外の圧力差が小さく可動性部品4が変位していない状態を示している。 [0010] Figure 1 is a diagram showing the cross section A in FIG. 3, the right side in the drawing is greater than the pressure in the box pressure Hakogai shows a state in which movable component 4 is displaced in the box inside, in the figure, the left side shows a state where the pressure difference is small movable parts 4 of the box inside and outside are not displaced. 可動性部品4には可動性部品4への過度の応力集中を防ぐために保護枠5が取付けられ、その状態で箱体3に取付けられている。 The movable part 4 is protective frame 5 is attached to prevent excessive stress concentration on the movable part 4 is attached to the box body 3 in this state.

【0011】このような構成の機器箱2において、通常の箱内外圧力差がほとんどない場合、図1の左側に示すように可動性部品4は変位しない状態にある。 [0011] In equipment box 2 having such a configuration, when a normal box transmembrane pressure difference is little, movable parts 4, as shown on the left side of FIG. 1 is in a state which is not displaced. ここで、 here,
例えば車両1がトンネルに突入した場合など、箱内部圧力に比べて箱外部圧力が大きくなった場合、図1の右側に示すように可動性部品4は箱内側に変位して、箱内の容積を減少させることにより、箱内圧力を増加させて、 For example, when the vehicle 1 has entered the tunnel, if Hakogaibu pressure compared to the box internal pressure becomes large, mobile part 4 as shown on the right side of FIG. 1 is displaced in the box inside, the volume of the box by reducing, by increasing the box internal pressure,
外部圧力と内部圧力の差が小さくなる。 The difference between the external pressure and the internal pressure is reduced. この結果、箱体3にかかる荷重は小さいので、箱外壁の板厚を薄く、かつ補強点数を少なくしても箱外壁の破壊などの有害な現象はおきない。 As a result, since the load applied to the box 3 is small, thin the thickness of Hakogaiheki and harmful phenomena such as breaking of the box outer wall even with less reinforcing score does not occur. そのため、車両用機器箱を軽量にすることができる。 For this reason, the equipment box for the vehicle can be lightweight.

【0012】本実施例によれば、箱内または箱外に圧力変動が生じても箱内外の圧力差を小さく保つことができるため、箱外壁の板厚を薄く、かつ補強点数を少なく構成することができるので軽量な車両用機器箱2を提供することが出来る。 According to the present embodiment, it is possible to keep small the pressure difference between the box and out even if pressure fluctuations outside the box in or box, thinner the thickness of Hakogaiheki, and to reduce constituting the reinforcing score that it is possible to provide a lightweight vehicle equipment box 2 because it.

【0013】なお、可動性部品4の材質として、例えば、薄いゴム板を用いた場合も前述の目的を達成することができる。 [0013] As the material of the movable part 4, for example, it can achieve the foregoing objects when using a thin rubber plate. また、ゴム板の重量によってはさらに軽量化を進めることが出来る。 Further, it is possible to proceed with further weight reduction by weight of the rubber plate. 同様に図4に示す蛇腹構造をした可動性部品6も可動性部品4の一例として挙げることが出来る。 Similarly mobile parts have a bellows structure shown in FIG. 4 6 can also be cited as an example of a movable part 4.

【0014】別の実施例として、図5のように可動性部品4を箱体3に対して着脱可能なカバー7に設けた場合も、前述の目的を達成することが出来る。 [0014] As another embodiment, even when provided in the cover 7 detachable mobility component 4 with respect to the box 3 as shown in FIG. 5, it is possible to achieve the purpose described above. また、カバー7に可動性部品4を設けることにより、容易に箱体3と着脱できるようになり、箱体3とは別々に可動性部品4 Further, by providing the movable part 4 to the cover 7, easily able to removably and box 3, separately movable part from the box 3 4
の保守点検ができるため、可動性部品4に経年劣化や損傷などしやすい材料を用いても、交換が容易にできる。 Since it is the maintenance, be used easily materials such as aging or damaged mobile part 4, replacement can be easily.

【0015】別の実施例として、図6のように可動性部品4を箱体3の壁面ではなく、箱体3の内部に取り付けることによっても上述の目的は達成することができる。 [0015] As another example, rather than the walls of the box body 3 mobility component 4 as shown in FIG. 6, the above object by attaching the interior of the box 3 can be achieved.
また、可動性部品4を箱体3の壁面ではなく箱体3の内部に取り付けることにより、可動性部品4が外部気圧変動に追従して変位しても、箱体3の寸法内におさまり、 Further, by mounting the movable component 4 inside of the box 3 rather than the walls of the box body 3, even if displaced movable component 4 follows the external air pressure variations, it fits within the dimensions of the box 3,
箱体3の外部の機器との干渉を避けることができる。 It is possible to avoid the interference of the box 3 of the external device. また、箱体3の壁面付近のスペースを利用して通気性のある防御ネット等の防御壁9を取り付けることも可能となり、走行中の飛び石等から可動性部品4を保護することができる。 Further, it can also be a result, protecting the mobile part 4 from flying stones or the like during traveling that by utilizing a space in the vicinity of the wall of the box 3 mounting a defense wall 9 such defense net breathable.

【0016】別の実施例として、図7のように可動性部品6の移動用にガイド10を設けることによっても、上述の目的を達成することができる。 [0016] As another example, by providing the guide 10 for movement of the movable part 6 as shown in FIG. 7, it is possible to achieve the above object. また、箱体3にガイド10を設けることにより可動性部品6の可動範囲はガイド10の範囲内に限定され、他の内部機器に損傷を与えることがなくなり、さらに、ガイド10は箱体3の補強としての役割も果たし、車両用機器箱2の強度を向上することができる。 Further, the movable range of the movable part 6 by providing the guide 10 in the box 3 is limited to the range of the guide 10, prevents damage to other internal devices, further, the guide 10 of the box 3 also serve as a reinforcing, it is possible to improve the strength of the vehicle equipment box 2.

【0017】 [0017]

【発明の効果】本発明により、外部圧力変動に対して、 Effect of the Invention] The present invention, with respect to external pressure fluctuations,
従来ほど車両用機器箱の板厚を厚くしたり、補強点数を増加させる必要がなくなり、軽量化することが出来、さらには車両の高速化に貢献出来る。 About or by increasing the thickness of the vehicle equipment box conventional, there is no need to increase the reinforcement points, it is possible to reduce the weight of, and further can contribute to the high speed of the vehicle.

【図面の簡単な説明】 BRIEF DESCRIPTION OF THE DRAWINGS

【図1】可動性部品を取付けた車両用密閉箱の断面図。 Figure 1 is a cross-sectional view of the sealed box for a vehicle fitted with a movable part.

【図2】車両用機器箱の車両における設置場所例を示した側面図。 Figure 2 is a side view showing the location example in the automotive equipment box of the vehicle.

【図3】本発明における車両用機器箱の斜視図。 Perspective view of a vehicle equipment box in the invention, FIG.

【図4】蛇腹構造をした可動性部品を取付けた車両用機器箱の断面図。 4 is a cross-sectional view of equipment box for a vehicle fitted with movable parts and the bellows structure.

【図5】カバー状可動性部品の説明図。 Figure 5 is an explanatory view of a cover-like movable part.

【図6】可動性部品を箱内に取付けた車両用機器箱の断面図。 6 is a cross-sectional view of equipment box for a vehicle fitted with movable parts in the box.

【図7】可動性部品移動用ガイドを設けた車両用機器箱の断面図 7 is a cross-sectional view of equipment box for a vehicle provided with a movable part moving guide

【符号の説明】 DESCRIPTION OF SYMBOLS

3…箱体、4…可動性部品、5…可動性部品保護枠、8 3 ... the box, 4 ... movable part, 5 ... movable component protection frame, 8
…電気品、10…ガイド、11…発熱体。 ... electrical goods, 10 ... guide, 11 ... heating element.

Claims (6)

    【特許請求の範囲】 [The claims]
  1. 【請求項1】外壁面の一部を、外部圧力変動に追従して箱内の容積を変化させるように動くことができる可動性部品としたことを特徴とする車両用機器箱。 The method according to claim 1] part of an outer wall surface, the vehicle equipment box, characterized in that the movable part that is movable to vary the volume of the box following the external pressure fluctuations.
  2. 【請求項2】請求項1において、前記可動性部品が、箱体と着脱可能なカバーに設けられた車両用機器箱。 2. A method according to claim 1, wherein the movable parts, the box body and the vehicle equipment box provided in a removable cover.
  3. 【請求項3】請求項1または2において、前記可動性部品としてゴム板を使用した車両用機器箱。 3. An apparatus according to claim 1 or 2, the vehicle equipment box using rubber plate as the movable part.
  4. 【請求項4】請求項1または2において、前記可動性部品として蛇腹状のものを使用した車両用機器箱。 4. The method of claim 1 or 2, the vehicle equipment box was used bellows-like as the mobile part.
  5. 【請求項5】請求項1または2において、前記可動性部品を保護するために、通気性のある防御壁を有する車両用機器箱。 5. A method according to claim 1 or 2, in order to protect the movable components, vehicular equipment box having a protective wall breathable.
  6. 【請求項6】請求項4において、前記可動性部品である蛇腹状のものが一定の範囲内を変位するようにガイドを設けた車両用機器箱。 6. The method of claim 4, the vehicle equipment box those bellows which is the movable component is provided with a guide so as to displace within a certain range.
JP11151195A 1995-05-10 1995-05-10 Equipment box for rolling stock Granted JPH08301107A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11151195A JPH08301107A (en) 1995-05-10 1995-05-10 Equipment box for rolling stock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11151195A JPH08301107A (en) 1995-05-10 1995-05-10 Equipment box for rolling stock

Publications (1)

Publication Number Publication Date
JPH08301107A true JPH08301107A (en) 1996-11-19

Family

ID=14563168

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11151195A Granted JPH08301107A (en) 1995-05-10 1995-05-10 Equipment box for rolling stock

Country Status (1)

Country Link
JP (1) JPH08301107A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6898514B2 (en) 2002-07-12 2005-05-24 Nissan Motor Co., Ltd. Stolen vehicle tracking system and stolen vehicle tracking method
JP2012183982A (en) * 2011-03-08 2012-09-27 Hitachi Ltd Apparatus for high-speed vehicle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6898514B2 (en) 2002-07-12 2005-05-24 Nissan Motor Co., Ltd. Stolen vehicle tracking system and stolen vehicle tracking method
JP2012183982A (en) * 2011-03-08 2012-09-27 Hitachi Ltd Apparatus for high-speed vehicle

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