JPS58180934U - drop hammer - Google Patents
drop hammerInfo
- Publication number
- JPS58180934U JPS58180934U JP7490382U JP7490382U JPS58180934U JP S58180934 U JPS58180934 U JP S58180934U JP 7490382 U JP7490382 U JP 7490382U JP 7490382 U JP7490382 U JP 7490382U JP S58180934 U JPS58180934 U JP S58180934U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- weight
- drop hammer
- suction
- provided above
- 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
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の油圧式ドロップハンマの一部縦断側面図
、第２゛図は本考案の一実施例を示す一部縦断側面図で
ある。
３０・・・・・・本体、３１・・・・・・油圧゛シリン
ダ、３２゜３４・・・・・・シリンダ、３３・・・・・
・重錘、４１・・・・・・キャップ、４３・・・・・・
杭、４８・・・・・・防音カバー、４８ｂ・・・・・・
吸音材。FIG. 1 is a partially longitudinal side view of a conventional hydraulic drop hammer, and FIG. 2 is a partially longitudinal side view showing an embodiment of the present invention. 30...Body, 31...Hydraulic cylinder, 32°34...Cylinder, 33...
- Weight, 41... Cap, 43...
Pile, 48...Soundproof cover, 48b...
Sound absorbing material.
Claims (1)
上下に、前記重錘が昇降するたびに油圧ハンマ外部の空
気を吸排気する吸排孔を設け、該シリンダの周囲に、キ
ャップ装着部および杭頭を覆いかつ吸音材を有する防音
カバーを取付けたことを特徴とするドロップハンマ。 ２ 前記シリンダの上方に設ける吸排孔を縦長に形成し
て前記重錘のストロークが目視されるようにしたことを
特徴とする実用新案登録請求の範囲第１項記載のドロッ
プハンマ。 。[Claims for Utility Model Registration] 1. Suction and exhaust holes are provided above and below the cylinder of a hydraulic hammer in which a weight is accommodated in an elevating mechanism, for sucking and exhausting air from outside the hydraulic hammer each time the weight is raised and lowered, and the cylinder A drop hammer characterized in that a soundproof cover is attached around the cap attachment part and the pile head and has a sound absorbing material. 2. The drop hammer according to claim 1, wherein the suction and exhaust hole provided above the cylinder is formed vertically so that the stroke of the weight can be visually observed. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7490382U JPS58180934U (en) | 1982-05-24 | 1982-05-24 | drop hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7490382U JPS58180934U (en) | 1982-05-24 | 1982-05-24 | drop hammer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58180934U true JPS58180934U (en) | 1983-12-02 |
| JPS6223858Y2 JPS6223858Y2 (en) | 1987-06-18 |
Family
ID=30084294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7490382U Granted JPS58180934U (en) | 1982-05-24 | 1982-05-24 | drop hammer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58180934U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015224527A (en) * | 2014-05-30 | 2015-12-14 | 若築建設株式会社 | Sound isolation device for hydraulic hammer |
| KR20210098815A (en) * | 2020-02-03 | 2021-08-11 | 김철수 | Noise Reduction Device for Driving |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5172116A (en) * | 1974-11-16 | 1976-06-22 | Keeerinku Gnbh | |
| JPS5486905A (en) * | 1977-12-21 | 1979-07-10 | Hitachi Construction Machinery | Method and device for driving stake |
-
1982
- 1982-05-24 JP JP7490382U patent/JPS58180934U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5172116A (en) * | 1974-11-16 | 1976-06-22 | Keeerinku Gnbh | |
| JPS5486905A (en) * | 1977-12-21 | 1979-07-10 | Hitachi Construction Machinery | Method and device for driving stake |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015224527A (en) * | 2014-05-30 | 2015-12-14 | 若築建設株式会社 | Sound isolation device for hydraulic hammer |
| KR20210098815A (en) * | 2020-02-03 | 2021-08-11 | 김철수 | Noise Reduction Device for Driving |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6223858Y2 (en) | 1987-06-18 |
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