CN104724617B - 臂销结构和伸缩臂 - Google Patents
臂销结构和伸缩臂 Download PDFInfo
- Publication number
- CN104724617B CN104724617B CN201510145938.7A CN201510145938A CN104724617B CN 104724617 B CN104724617 B CN 104724617B CN 201510145938 A CN201510145938 A CN 201510145938A CN 104724617 B CN104724617 B CN 104724617B
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- CN
- China
- Prior art keywords
- arm
- bolt
- arm pin
- pin
- latch structure
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
- B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
Abstract
Description
Claims (11)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510145938.7A CN104724617B (zh) | 2015-03-30 | 2015-03-30 | 臂销结构和伸缩臂 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510145938.7A CN104724617B (zh) | 2015-03-30 | 2015-03-30 | 臂销结构和伸缩臂 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104724617A CN104724617A (zh) | 2015-06-24 |
CN104724617B true CN104724617B (zh) | 2017-03-15 |
Family
ID=53449129
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510145938.7A Active CN104724617B (zh) | 2015-03-30 | 2015-03-30 | 臂销结构和伸缩臂 |
Country Status (1)
Country | Link |
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CN (1) | CN104724617B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110745712B (zh) * | 2019-10-30 | 2020-11-03 | 鑫领域智能科技(邳州)有限公司 | 一种用于电葫芦的升降装置 |
CN113071999A (zh) * | 2021-04-19 | 2021-07-06 | 中联恒通机械有限公司 | 一种起重臂装置及起重机 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3749254A (en) * | 1972-04-28 | 1973-07-31 | Bucyrus Erie Co | Boom extension lock |
JP2001328793A (ja) * | 2000-05-19 | 2001-11-27 | Kato Works Co Ltd | クレーン装置 |
CN101850935B (zh) * | 2010-06-22 | 2013-03-06 | 三一汽车起重机械有限公司 | 一种单缸插销式伸缩臂装置和插销互锁装置 |
CN102583168B (zh) * | 2012-01-16 | 2014-08-06 | 中联重科股份有限公司 | 工程机械及其插拔销装置 |
CN203065048U (zh) * | 2012-12-26 | 2013-07-17 | 三一重工股份有限公司 | 臂销装置及工程机械 |
CN103950848B (zh) * | 2014-05-20 | 2016-03-23 | 徐州重型机械有限公司 | 单缸插销伸缩装置及起重机 |
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2015
- 2015-03-30 CN CN201510145938.7A patent/CN104724617B/zh active Active
Also Published As
Publication number | Publication date |
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CN104724617A (zh) | 2015-06-24 |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information |
Inventor after: Lu Caobin Inventor after: Wang Luqing Inventor after: Li Zhonghuan Inventor after: Wang Yongfu Inventor after: Wang Wei Inventor after: Li Shaofeng Inventor before: Lu Caobin Inventor before: Wang Luqing Inventor before: Li Zhonghuan Inventor before: Wang Yongfu Inventor before: Wang Wei Inventor before: Li Shaofeng |
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COR | Change of bibliographic data | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |