JPH0725303U - Construction machine oil tank structure - Google Patents
Construction machine oil tank structureInfo
- Publication number
- JPH0725303U JPH0725303U JP5718493U JP5718493U JPH0725303U JP H0725303 U JPH0725303 U JP H0725303U JP 5718493 U JP5718493 U JP 5718493U JP 5718493 U JP5718493 U JP 5718493U JP H0725303 U JPH0725303 U JP H0725303U
- Authority
- JP
- Japan
- Prior art keywords
- oil tank
- plate
- side plate
- bottom portion
- construction machine
- 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
Links
Landscapes
- Component Parts Of Construction Machinery (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Abstract
(57)【要約】 (修正有)
【目的】 建設機械等の油タンクを取付けるための取付
用ブラケットの平面度をより向上し、取付時に発生する
歪を緩和し、強度的に優れた油タンクを提供する。
【構成】 コ字状に成形した側板1と側板2を溶接して
構成する油タンクにおいて、一方の側板2の底部2aに取
付けるプレ−ト4を断面逆ハット形とし、かつ側板2の
底部2aと側部2bの下部にわたって跨る構造にした。
(57) [Summary] (Corrected) [Purpose] Oil tank with excellent strength by further improving the flatness of the mounting bracket for mounting the oil tank of construction machinery etc. I will provide a. [Structure] In an oil tank configured by welding side plates 1 and 2 formed in a U shape, a plate 4 attached to a bottom portion 2a of one side plate 2 has an inverted hat cross section, and a bottom portion 2a of the side plate 2 is formed. And the side portion 2b is formed to extend over the lower part.
Description
【0001】[0001]
本考案は建設機械の油タンクの構造に関るものである。 The present invention relates to the structure of an oil tank of a construction machine.
【0002】[0002]
図1〜図4に基いて説明する。油タンクAを製作する場合、図4のごとくコ字 形に成形した側板1と2を用意し、まず下側の側板2の底部にプレ−ト3と5を 本付け(2点鎖線部参照)した後、側板1と2を仮付けし、さらに本溶接を行な っていた。この方法であると、溶接歪により図3の如くタンクAの下面が変形す る不具合が発生し、タンクAを取付ける場合シムによって調整した後、ボルトを 締める必要が有った。このため取付作業性が悪くなるとともにボルトの弛み、取 付時に発生する応力歪による疲労寿命低下の恐れが有った。 A description will be given based on FIGS. 1 to 4. When the oil tank A is manufactured, side plates 1 and 2 formed in a U shape as shown in FIG. 4 are prepared, and plates 3 and 5 are first attached to the bottom part of the lower side plate 2 (see a two-dot chain line portion). After that, the side plates 1 and 2 were temporarily attached and further main welding was performed. With this method, welding distortion causes the lower surface of the tank A to be deformed as shown in FIG. 3, and when installing the tank A, it was necessary to tighten the bolts after adjusting the shims. As a result, the mounting workability deteriorates, and the bolts may loosen and the fatigue life may be shortened due to the stress strain generated during mounting.
【0003】[0003]
タンクを取付けるための取付用ブラケットの平面度をより向上し、取付時に発 生する歪を緩和し、強度的に優れた油タンクを提供する。 (EN) A flatness of a mounting bracket for mounting a tank is further improved, strain generated during mounting is alleviated, and an oil tank excellent in strength is provided.
【0004】[0004]
コ字状に成形した側板1と側板2を溶接して構成する油タンクにおいて、一方 の側板2の底部2aに取付けるプレ−ト4を断面逆ハット形とし、かつ側板2の底 部2aと側部2bの下部にわたって跨る構造にした。 In an oil tank formed by welding side plates 1 and 2 formed in a U shape, a plate 4 attached to the bottom portion 2a of one side plate 2 has an inverted hat cross section, and the bottom portion 2a of the side plate 2 and the side portion 2a. The structure is such that it extends over the lower part of the portion 2b.
【0005】[0005]
図5〜図7によって説明する。1及び2は従来技術(図4)と同様コ字形に成形 した側板である。4は側板2の底部に取付けるプレ−トである。プレ−ト4は図 6(b)にて示すように縦断面逆ハット形をなし、かつ図7に示す如く側板2の底 部2aから両側部2bにかけて跨り溶接によって取付けられる。この構成にしたので 、プレ−ト4の剛性が一段と向上し、側板1と2の本溶接時に発生する溶接歪を より緩和することができ、プレ−ト4の平面度を向上させることができる。 上記により取付作業性向上とともに、ボルトの弛み及び疲労寿命の低下を防止 することができる。 This will be described with reference to FIGS. Reference numerals 1 and 2 are side plates formed in a U-shape as in the prior art (FIG. 4). A plate 4 is attached to the bottom of the side plate 2. The plate 4 has an inverted hat shape in vertical section as shown in FIG. 6 (b), and is attached by straddling welding from the bottom portion 2a to both side portions 2b of the side plate 2 as shown in FIG. With this configuration, the rigidity of the plate 4 is further improved, the welding strain generated during the main welding of the side plates 1 and 2 can be further reduced, and the flatness of the plate 4 can be improved. . As a result, it is possible to prevent the bolt from loosening and the fatigue life from being shortened, as well as improving the mounting workability.
【0006】[0006]
コ字状に成形した側板1と側板2を溶接して構成する油タンクにおいて、一方 の側板2の底部2aに取付けるプレ−ト4を断面逆ハット形とし、かつ側板2の底 部2aと側部2bの下部にわたって跨る構造にした。この構成にしたので、側板底部 のプレ−トの剛性が一段と向上し、かつ、2つの側板を本溶接したときに発生す る溶接歪みを緩和することができる。このためプレ−トの平面度もより良くなり 、従来に比し取付作業性の向上はもとより、歪が原因となるボルトの弛みや寿命 の低下を防止することができる。 In an oil tank formed by welding side plates 1 and 2 formed in a U shape, a plate 4 attached to the bottom portion 2a of one side plate 2 has an inverted hat cross section, and the bottom portion 2a of the side plate 2 and the side portion 2a. The structure is such that it extends over the lower part of the portion 2b. With this configuration, the rigidity of the plate at the bottom of the side plate is further improved, and the welding strain that occurs when the two side plates are main welded can be alleviated. For this reason, the flatness of the plate is improved, and not only the mounting workability is improved as compared with the conventional one, but also the loosening of the bolt and the shortening of the life which are caused by the distortion can be prevented.
【図1】公知油タンクの正面図。FIG. 1 is a front view of a known oil tank.
【図2】図1の底面図。FIG. 2 is a bottom view of FIG.
【図3】図1のX矢視断面図。FIG. 3 is a sectional view taken along arrow X in FIG.
【図4】溶接前の側板の形状を示す。FIG. 4 shows a shape of a side plate before welding.
【図5】本考案の油タンクの正面図。FIG. 5 is a front view of the oil tank of the present invention.
【図6】(a)は図5の底面図、(b)は(a)のY矢視断面
図。6A is a bottom view of FIG. 5, and FIG. 6B is a cross-sectional view of FIG.
【図7】図5のX矢視断面図。7 is a cross-sectional view taken along arrow X in FIG.
1,2 側板 3,4 プレ−ト 1, 2 side plates 3, 4 plates
Claims (1)
溶接して構成する油タンクにおいて、一方の側板(2)の
底部(2a)に取付けるプレ−ト(4)を断面逆ハット形と
し、かつ側板(2)の底部(2a)と側部(2b)の下部にわたっ
て跨る構造にしたことを特徴とする建設機械の油タンク
の構造。1. In an oil tank constituted by welding a side plate (1) and a side plate (2) formed in a U shape, a plate (4) attached to the bottom portion (2a) of one side plate (2) is provided. A structure of an oil tank of a construction machine, which has an inverted hat-shaped cross section and is configured to straddle the bottom portion (2a) and the lower portion of the side portion (2b) of the side plate (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1993057184U JP2592036Y2 (en) | 1993-10-22 | 1993-10-22 | Construction machine oil tank structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1993057184U JP2592036Y2 (en) | 1993-10-22 | 1993-10-22 | Construction machine oil tank structure |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0725303U true JPH0725303U (en) | 1995-05-12 |
JP2592036Y2 JP2592036Y2 (en) | 1999-03-17 |
Family
ID=13048422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1993057184U Expired - Lifetime JP2592036Y2 (en) | 1993-10-22 | 1993-10-22 | Construction machine oil tank structure |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2592036Y2 (en) |
-
1993
- 1993-10-22 JP JP1993057184U patent/JP2592036Y2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2592036Y2 (en) | 1999-03-17 |
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