JPS6335994Y2 - - Google Patents

Description

【考案の詳細な説明】 〔産業上の利用分野〕 本考案は冷凍コンテナの床パネル接合構造に関
するもので、特に大型冷凍コンテナの製造に有効
であることを特徴とする。[Detailed Description of the Invention] [Industrial Field of Application] The present invention relates to a floor panel joint structure for refrigerated containers, and is characterized in that it is particularly effective in manufacturing large refrigerated containers.

〔従来の技術〕[Conventional technology]

冷凍コンテナは主に生鮮食料品の輸送に使用さ
れ、外板と内板間にウレタン等の断熱材を注入発
泡したパネルで箱型に構成され、一端に開閉扉が
設けられ、他端には冷却装置が設けられ、内部の
積荷の周囲に冷気が循環するよう構成される。 Refrigerated containers are mainly used for transporting perishable foods, and are box-shaped with panels made of foamed panels injected with a heat insulating material such as urethane between the outer and inner panels, with an opening/closing door at one end, and a door at the other end. A cooling device is provided and configured to circulate cool air around the interior cargo.

そして、上記冷気を積荷下方にも循環させるた
め上面に多数の断面略Ｔ字状リブを有する床板を
使用して床パネルが構成されていた。 In order to circulate the cold air below the cargo, a floor panel is constructed using a floor plate having a large number of ribs having a generally T-shaped cross section on its upper surface.

しかしながら、大型冷凍コンテナ、例えば40フ
イートコンテナに使用する床パネル等を一枚パネ
ルとして製作するには多大な発泡設備、スペース
等が必要であり、さらに運搬、その他ハンドリン
グに極めて手数を要し、不経済である欠点があつ
た。 However, manufacturing floor panels for large refrigerated containers, such as 40-foot containers, as a single panel requires a large amount of foaming equipment and space, and is extremely labor-intensive and time-consuming for transportation and other handling. There was a drawback in terms of economy.

〔考案が解決しようとする問題点〕[Problem that the invention attempts to solve]

本考案は上記大型の一枚パネルの製作にかえ
て、小型の分割パネルを生産し、それを接合する
ことにより、上記従来の欠点を除去しようとする
ものである。 The present invention attempts to eliminate the above-mentioned drawbacks of the conventional method by producing small-sized divided panels and joining them together instead of producing the above-mentioned large-sized single panel.

しかしながら、上記のごとく、冷凍コンテナに
は断熱材入りパネルが使用されており、接合溶接
時に断熱材が溶融しないように注意する必要があ
り、さらには冷気が逃げないように気密性を保持
する必要がある。 However, as mentioned above, panels with insulation are used in refrigerated containers, so care must be taken to prevent the insulation from melting during welding, and it is also necessary to maintain airtightness to prevent cold air from escaping. There is.

さらにまた、本考案の床パネルの接合について
言えば、前記したごとく、多数の断面略Ｔ字状リ
ブを構成した床板の接合溶接が極めて面倒であ
る。本考案は上記各問題点を解決しようとするも
のであり、容易且つ完全な接合を可能とするもの
である。 Furthermore, regarding the joining of the floor panels of the present invention, as mentioned above, it is extremely troublesome to join and weld the floor boards that have a large number of substantially T-shaped ribs in cross section. The present invention attempts to solve each of the above-mentioned problems and enables easy and complete joining.

〔問題点を解決するための手段〕[Means for solving problems]

本考案は上記問題点を解決するため、上面に多
数の断面略Ｔ字状リブを有する床板と適当間隔を
あけて設けた底板間に接合端部を除いて断熱材を
注入発泡した床パネルの上記床板の接合端の上端
方向がそれぞれ殺ぎ落とされ、上記床パネルの突
き合せ時、接合端部に構成された断熱材空間部に
は断熱材スラブ及びその上面の床板接合部下面位
置にバツクプレートが配置され、床板接合端を溶
接するとともに断面略Ｔ字状リブの上端間にコネ
クテイングプレートを懸架溶接した構成としたも
のである。 In order to solve the above-mentioned problems, the present invention uses a foamed floor panel in which heat insulating material is injected and foamed between the floor plate having a large number of T-shaped cross-section ribs on the upper surface and the bottom plate provided at appropriate intervals, except for the joint ends. The upper ends of the joint ends of the floor boards are cut off, and when the floor panels are butted together, there is a heat insulating material space formed at the joint ends, and the upper surface of the heat insulating material slab is removed at the lower surface position of the floor board joint. The plates are arranged, the joining ends of the floor plates are welded together, and a connecting plate is suspended and welded between the upper ends of ribs having a substantially T-shaped cross section.

〔作用〕[Effect]

本考案の床パネルは接合端を除いて断熱材が注
入発泡され、床板の接合端の上端方向がそれぞれ
殺ぎ落とされているため、床パネルの突き合せ
時、接合端部に構成された断熱材空間部に断熱材
スラブ及びその上面の床板接合部下面位置にバツ
クプレートを配置して床板接合端を簡単に、直線
溶接することができ、その後、断面略Ｔ字状リブ
の上端間にコネクテイングプレートを懸架溶接す
ることにより床板及びそれを含む床パネルを完全
一体とすることができるものである。 In the floor panel of the present invention, insulation material is injected and foamed except for the joint ends, and the upper ends of the joint ends of the floor panels are cut off, so when the floor panels are butted together, the insulation constructed at the joint ends is removed. By arranging a back plate at the bottom of the insulation slab and its upper surface where the floorboards are joined in the material space, the joint ends of the floorboards can be easily and straightly welded, and then a connection is made between the upper ends of the approximately T-shaped ribs. By suspending and welding the roof plate, the floor plate and the floor panel including it can be completely integrated.

〔実施例〕〔Example〕

冷凍コンテナＣは第３図、第４図示のごとく、
サイドパネル１、天井パネル２、開閉扉３、床パ
ネル４及び妻部に設けられた冷却装置５により構
成され、サイドパネル１、天井パネル２、開閉扉
３は外板６と内板７間にウレタン等の断熱材８が
充填されて成る。 Refrigerated container C is as shown in Figures 3 and 4.
It is composed of a side panel 1, a ceiling panel 2, an opening/closing door 3, a floor panel 4, and a cooling device 5 provided at the end. It is filled with a heat insulating material 8 such as urethane.

本考案の床パネル４も実質的に同様であるが、
説明の都合上、床の内板を床板９とし、床の外板
を底板１０として説明する。 The floor panel 4 of the present invention is also substantially the same, but
For convenience of explanation, the inner plate of the floor will be referred to as a floor plate 9, and the outer plate of the floor will be referred to as a bottom plate 10.

上記床板９はアルミ押出成形品が使用され、上
面に多数の断面略Ｔ字状リブ１１が構成されてい
る。 The floor plate 9 is made of extruded aluminum and has a large number of ribs 11 having a generally T-shaped cross section on its upper surface.

該リブ１１は冷却装置５からの冷気の通路１２
を構成するとともに強度向上に役立ち、さらに荷
役作業を容易とする効果があるものである。 The rib 11 serves as a passage 12 for cold air from the cooling device 5.
It is useful for improving strength, and also has the effect of facilitating cargo handling work.

上記各パネルは、いずれも20フイートあるいは
40フイートの大きさに構成する必要があるが、一
枚パネルで製作するには多大な発泡設備、スペー
ス等を必要とすることは前述の通りである。 Each of the above panels is 20 feet or
It needs to be constructed to a size of 40 feet, but as mentioned above, producing a single panel requires a large amount of foaming equipment, space, etc.

そこで、本考案では床パネル４を分割生産し、
冷凍コンテナの組立製作時に接合するものであ
る。 Therefore, in this invention, the floor panel 4 is produced separately,
This is to be joined when assembling and manufacturing a refrigerated container.

第１図、第２図においては二つの床パネル４及
び４ａが示されている。 In FIGS. 1 and 2 two floor panels 4 and 4a are shown.

上記各床パネル４及び４ａにおいて、８及び８
ａは断熱材、９及び９ａは床板、１０及び１０ａ
は底板、１１及び１１ａは断面Ｔ字状リブであ
る。 In each of the above floor panels 4 and 4a, 8 and 8
a is the insulation material, 9 and 9a are the floorboards, 10 and 10a
is a bottom plate, and 11 and 11a are ribs having a T-shaped cross section.

本考案では上記断熱材８及び８ａは接合端部を
除いた床板９と底板１０及び床板９ａと底板１０
ａ間に注入発泡された形態とされ、接合端部には
断熱材空間部Ｘ及びＹが構成される。 In the present invention, the heat insulating materials 8 and 8a are the floor plate 9 and the bottom plate 10 excluding the joint ends, and the floor plate 9a and the bottom plate 10.
The material is injected and foamed between the parts a, and the insulation material spaces X and Y are formed at the joint ends.

つぎに、上記床板９及び９ａの接合端の上端方
向がそれぞれ殺ぎ落とされる。その結果、床板
９，９ａの特に断面略Ｔ字状リブ１１，１１ａ部
に傾斜面１３，１３ａが構成される。 Next, the upper ends of the joint ends of the floor plates 9 and 9a are cut off, respectively. As a result, sloped surfaces 13, 13a are formed on the floor plates 9, 9a, particularly at the approximately T-shaped ribs 11, 11a in cross section.

つぎに、床パネル４及び４ａが接合されるが、
接合に際して、上記断熱材空間部Ｘ及びＹに断熱
材スラブ１４，１４ａ及びその上面の床板接合部
下面位置にバツクプレート１５が配置される。 Next, the floor panels 4 and 4a are joined,
At the time of joining, a back plate 15 is disposed in the heat insulating material spaces X and Y at a position below the heat insulating material slabs 14, 14a and the upper surfaces of the floor plates to be joined.

該バツクプレート１５は金属等からなり、後述
する床板９，９ａの接合溶接時に断熱材スラブ１
４，１４ａを溶融させることがないように作用す
る。 The back plate 15 is made of metal or the like, and is used to attach the heat insulating material slab 1 during welding of the floor plates 9 and 9a, which will be described later.
4, 14a so as not to melt.

上記床板９，９ａの接合溶接はその上方に位置
する断面略Ｔ字状リブ１１，１１ａが殺ぎ落とさ
れているため直線溶接でよく、迅速に行うことが
できる。 The joining welding of the floor plates 9, 9a can be performed quickly because the ribs 11, 11a, which are located above them and have a substantially T-shaped cross section, are cut off, so that straight welding is sufficient and can be performed quickly.

つぎに、断面略Ｔ字状リブ１１，１１ａの上端
間にコネクテイングプレート１６を懸架溶接すれ
ば床板９，９ａを含む床パネル４，４ａが一体化
される。 Next, by suspending and welding the connecting plate 16 between the upper ends of the substantially T-shaped ribs 11 and 11a, the floor panels 4 and 4a including the floor plates 9 and 9a are integrated.

図中１７はクロスビーム（床根太）である。も
つとも、クロスビーム１７上の底板１０，１０ａ
の接合部にシール材を介在させ、底板１０，１０
ａの接合部を完全シールするとよい。 In the figure, 17 is a cross beam (floor joist). However, the bottom plates 10, 10a on the cross beam 17
A sealing material is interposed between the joints of the bottom plates 10, 10.
It is best to completely seal the joint part a.

〔考案の効果〕[Effect of idea]

本考案によれば、上面に多数の断面略Ｔ字状リ
ブを有する床板と適当間隔をあけて設けた底板間
に断熱材を注入発泡した床パネルを容易且つ完全
に接合することができるものであり、特に大型冷
凍コンテナの製造を容易に行うことができるもの
である。 According to the present invention, it is possible to easily and completely join a floor panel with a foamed insulation material injected between a floor plate having a large number of ribs having a substantially T-shaped cross section on the upper surface and a bottom plate provided at appropriate intervals. This makes it especially easy to manufacture large refrigerated containers.

【図面の簡単な説明】[Brief explanation of drawings]

図面は本考案の一実施例を示すもので、第１図
は要部分解斜視図、第２図は接合状態を示す要部
の縦断面図、第３図は冷凍コンテナの縦断面図、
第４図は第３図Ａ−Ａ線断面図である。 １……サイドパネル、２……天井パネル、３…
…開閉扉、４，４ａ……床パネル、５……冷却装
置、６……外板、７……内板、８，８ａ……断熱
材、９，９ａ……床板１０，１０ａ……底板、１
１，１１ａ……断面略Ｔ字状リブ、１３，１３ａ
……傾斜面、１４，１４ａ……断熱材スラブ、１
５……バツクプレート、Ｘ，Ｙ……断熱材空間
部、１６……コネクテイングプレート。 The drawings show one embodiment of the present invention; FIG. 1 is an exploded perspective view of the main parts, FIG. 2 is a vertical cross-sectional view of the main parts showing a joined state, and FIG. 3 is a vertical cross-sectional view of a refrigerated container.
FIG. 4 is a sectional view taken along the line A--A in FIG. 3. 1...Side panel, 2...Ceiling panel, 3...
... Opening/closing door, 4, 4a... Floor panel, 5... Cooling device, 6... Outer plate, 7... Inner plate, 8, 8a... Insulation material, 9, 9a... Floor plate 10, 10a... Bottom plate ,1
1, 11a...T-shaped rib in cross section, 13, 13a
... Inclined surface, 14, 14a ... Insulation slab, 1
5...Back plate, X, Y...Insulating material space, 16...Connecting plate.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 上面に多数の断面略Ｔ字状リブを有する床板と
適当間隔をあけて設けた底板間に接合端部を除い
て断熱材を注入発泡した床パネルの上記床板の接
合端の上端方向がそれぞれ殺ぎ落され、上記床パ
ネルの突き合せ時、接合端部に構成された断熱材
空間部には断熱材スラブ及びその上面の床板接合
部下面位置にバツクプレートが配置され、床板接
合端を溶接するとともに断面略Ｔ字状リブの上端
間にコネクテイングプレートを懸架溶接したこと
を特徴とする冷凍コンテナの床パネル接合構造。 The floor panel has a large number of T-shaped ribs on the upper surface and the bottom plate is provided at appropriate intervals, and the foamed floor panel is made by injecting heat insulating material except for the joint ends. When the floor panels are torn off and butted together, a back plate is placed in the insulation space formed at the joint end of the insulation slab and the lower surface of the floorboard joint on its upper surface, and welds the floorboard joint end. A floor panel joint structure for a refrigerated container, characterized in that a connecting plate is suspended and welded between the upper ends of ribs having a substantially T-shaped cross section.