CN106241616A - A kind of collapsible cantilever crane - Google Patents

A kind of collapsible cantilever crane Download PDF

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Publication number
CN106241616A
CN106241616A CN201610809416.7A CN201610809416A CN106241616A CN 106241616 A CN106241616 A CN 106241616A CN 201610809416 A CN201610809416 A CN 201610809416A CN 106241616 A CN106241616 A CN 106241616A
Authority
CN
China
Prior art keywords
cantilever
collapsible
column
rotatable
pin shaft
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.)
Pending
Application number
CN201610809416.7A
Other languages
Chinese (zh)
Inventor
刘刚
杨少波
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Haixi Heavy Duty Machinery Co Ltd
Original Assignee
Qingdao Haixi Heavy Duty Machinery Co Ltd
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 Qingdao Haixi Heavy Duty Machinery Co Ltd filed Critical Qingdao Haixi Heavy Duty Machinery Co Ltd
Priority to CN201610809416.7A priority Critical patent/CN106241616A/en
Publication of CN106241616A publication Critical patent/CN106241616A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00Cranes 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
    • B66C23/04Cranes 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 with jibs the effective length of which is variable in operation, e.g. longitudinally displaceable, extensible
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00Cranes 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
    • B66C23/16Cranes 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 with jibs supported by columns, e.g. towers having their lower end mounted for slewing movements
    • B66C23/163Cranes 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 with jibs supported by columns, e.g. towers having their lower end mounted for slewing movements where only part of the column rotates, i.e. at least the bottom part is fixed
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00Cranes 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
    • B66C23/62Constructional features or details
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00Cranes 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
    • B66C23/62Constructional features or details
    • B66C23/64Jibs
    • B66C23/68Jibs foldable or otherwise adjustable in configuration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00Cranes 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
    • B66C23/62Constructional features or details
    • B66C23/84Slewing gear
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C2700/00Cranes
    • B66C2700/03Cranes with arms or jibs; Multiple cranes

Abstract

The invention discloses a kind of collapsible cantilever crane, including column, cantilever, rotary apparatus and rotary pin shaft;Described column includes the rotatable column of bottom vertical columns and top, and connected by rotary apparatus between the rotatable column of bottom vertical columns and top, being provided with connection bearing in described rotary apparatus, the rotatable column of described bottom vertical columns and top realizes revolution by described connection bearing relative to column axis;Described cantilever includes being connected by rotary pin shaft between cantilever mounted and collapsible cantilever, and cantilever mounted and collapsible cantilever, and the end of described cantilever mounted column rotatable with top is connected, and in 90 degree of knuckles between the rotatable column of cantilever mounted and top.The collapsible rotating arm crane that the present invention provides, entirety can realize revolution around rotary apparatus, and such as run into barrier in turning course, can realize dodging flexibly by rotary pin shaft;It addition, collapsible cantilever can realize the adjustment of the radius of clean-up when rotary pin shaft rotates.

Description

A kind of collapsible cantilever crane
Technical field
The present invention relates to container crane parts, particularly relate to a kind of collapsible cantilever crane.
Background technology
At present, on container crane, maintenance of equipment for convenience.At trolley platform, the position of cable drum platform Rotating arm crane is set, can be chain block, it is also possible to be electric block.In being commonly designed, the brachium of rotating arm crane is fixing, this Individual brachium sets and primary concern is that safety and stability in rotating arm crane work process, meanwhile, is subject to whether rotate free space Exist and interfere.As a example by cable drum platform, consider to encounter a lower limb.It addition, wish as far as possible during lifting parts From railing, it is to avoid touch.
In order to solve above-mentioned Similar Problems, it is desirable to the variable collapsible rotating arm crane of a kind of brachium and occur.
Summary of the invention
It is an object of the invention to as overcoming above-mentioned the deficiencies in the prior art, it is provided that a kind of collapsible cantilever crane.
For achieving the above object, the present invention uses following technical proposals:
A kind of collapsible cantilever crane, including column, cantilever, rotary apparatus and rotary pin shaft;Described column includes that bottom is solid Determine to be connected by rotary apparatus between the rotatable column of column and top, and the rotatable column of described bottom vertical columns and top, Being provided with connection bearing in described rotary apparatus, the rotatable column of described bottom vertical columns and top is by described connection bearing Revolution is realized relative to column axis;Described cantilever includes cantilever mounted and collapsible cantilever, and described cantilever mounted and can rolling over Being connected by rotary pin shaft between folded cantilever, the end of described cantilever mounted column rotatable with top is connected, and described fixing outstanding In 90 degree of knuckles between the rotatable column of arm and top.
Preferably, the junction of described cantilever mounted and collapsible cantilever is each provided with branch sleeve, and described two connect Sleeve can connect together, and described rotary pin shaft can be plugged into connecting together in two branch sleeves.
Preferably, for welding between described cantilever mounted column rotatable with top.
Preferably, the branch sleeve that the junction of described cantilever mounted and collapsible cantilever is arranged is also for welding.
Preferably, described cantilever mounted and collapsible cantilever are I-steel, and described collapsible cantilever I-steel is as rail Road, described track is provided above with a coaster that can slide, described coaster suspended from electric or hand calabash.
The invention has the beneficial effects as follows, entirety can realize revolution around rotary apparatus, and such as runs into obstacle in turning course Thing, can realize dodging flexibly by rotary pin shaft;Collapsible cantilever can realize the adjustment of the radius of clean-up when rotary pin shaft rotates, I.e. coaster on adjustable collapsible cantilever pulley rail drives calabash at working region inside radius;It addition, arrange maximum functional During radius, the needs of safe-working load can be met.Specifically, during duty, it is possible to achieve maximum brachium, load in rotary moving During lotus, such as interference position, coaster is moved adjacent to the position of rotary pin shaft, rotates collapsible cantilever, it is to avoid interfere, arrive When reaching load rest area, landing point position can be adjusted flexibly with movable block;During off working state, fold collapsible cantilever, lock Determining rotary apparatus, rotating arm crane is in parking stall.
Accompanying drawing explanation
Fig. 1 is the structural representation of the collapsible cantilever crane of the present invention;
Fig. 2 is the decomposing schematic representation of collapsible cantilever crane in Fig. 1;
Fig. 3 is the plane partial sectional view of the collapsible cantilever crane of the present invention.
Wherein: 1, column;11, bottom vertical columns;12, the rotatable column in top;2, cantilever;21, cantilever mounted;22、 Collapsible cantilever;3, rotary apparatus;4, rotary pin shaft;5, coaster;6, calabash (electric or hand).
Detailed description of the invention
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
As Figure 1-3, a kind of collapsible cantilever crane, including column 1, cantilever 2, rotary apparatus 3 and rotary pin shaft 4;Its In, column 1 includes the rotatable column of bottom vertical columns 11 and top 12, and the rotatable column of bottom vertical columns 11 and top Being connected by rotary apparatus 3 between 12, and be provided with connection bearing in rotary apparatus 3, bottom vertical columns 11 and top are rotatable Column 12 realizes revolution by connecting bearing relative to column axis;Cantilever 2 includes cantilever mounted 21 and collapsible cantilever 22, and Connected by rotary pin shaft 4 between cantilever mounted 21 and collapsible cantilever 22, specifically, cantilever mounted 21 and collapsible cantilever 22 Junction is each provided with branch sleeve, and two branch sleeves can connect together, and rotary pin shaft 4 can be plugged into being socketed in one Rise in two branch sleeves, and then cantilever mounted 21 and collapsible cantilever 22 are rotatably connected, herein, cantilever mounted 21 and can rolling over The revolution degree of freedom around rotary pin shaft 4 axis is only retained between folded cantilever 22;It addition, cantilever mounted 21 and the rotatable column in top The end linking of 12, and substantially in 90 degree of knuckles between the rotatable column of cantilever mounted 21 and top 12.
Preferably, for welding between cantilever mounted 21 column rotatable with top 12.
Preferably, the branch sleeve that the junction of cantilever mounted 21 and collapsible cantilever 22 is arranged also for welding, i.e. connects Sleeve is the most separately formed, is then connected by welding on the relevant position, end of cantilever mounted 21 and collapsible cantilever 22.
Preferably, cantilever mounted 21 and collapsible cantilever 22 are I-steel, and wherein, collapsible cantilever I-steel is as rail Road, track is provided above with a coaster that can slide 5, coaster 5 suspended from electric or hand calabash 6.
The present invention provide collapsible rotating arm crane, entirety can around rotary apparatus realize revolution, and in turning course in case of To barrier, can realize dodging flexibly by rotary pin shaft;Collapsible cantilever can realize the radius of clean-up when rotary pin shaft rotates Adjustment, i.e. the coaster on adjustable collapsible cantilever pulley rail drive calabash at working region inside radius;It addition, arrange During the big radius of clean-up, the needs of safe-working load can be met.Specifically, during duty, it is possible to achieve maximum brachium, rotate During mobile load, such as interference position, coaster is moved adjacent to the position of rotary pin shaft, rotates collapsible cantilever, it is to avoid be dry Relate to, when arriving load rest area, landing point position can be adjusted flexibly with movable block;During off working state, fold collapsible Cantilever, locks rotary apparatus, and rotating arm crane is in parking stall.
Although the detailed description of the invention of the present invention is described by the above-mentioned accompanying drawing that combines, but not the present invention is protected model The restriction enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme, and those skilled in the art are not Need to pay various amendments or deformation that creative work can make still within protection scope of the present invention.

Claims (5)

1. a collapsible cantilever crane, is characterized in that, including column, cantilever, rotary apparatus and rotary pin shaft;Described column includes By rotary apparatus between the rotatable column of bottom vertical columns and top, and the rotatable column of described bottom vertical columns and top Connecting, be provided with connection bearing in described rotary apparatus, the rotatable column of described bottom vertical columns and top passes through described company Joint bearing realizes revolution relative to column axis;Described cantilever includes cantilever mounted and collapsible cantilever, and described cantilever mounted And connected by rotary pin shaft between collapsible cantilever, the end of described cantilever mounted column rotatable with top is connected, and described In 90 degree of knuckles between the rotatable column of cantilever mounted and top.
Collapsible cantilever crane the most as claimed in claim 1, is characterized in that, described cantilever mounted and the junction of collapsible cantilever Being each provided with branch sleeve, described two branch sleeves can connect together, and described rotary pin shaft can be plugged into connecting together In two branch sleeves.
Collapsible cantilever crane the most as claimed in claim 1 or 2, is characterized in that, described cantilever mounted and the rotatable column in top Between for welding.
Collapsible cantilever crane the most as claimed in claim 2, is characterized in that, described cantilever mounted and the junction of collapsible cantilever The branch sleeve arranged is also for welding.
Collapsible cantilever crane the most as claimed in claim 1 or 2, is characterized in that, described cantilever mounted and collapsible cantilever are I-steel, described collapsible cantilever I-steel is as track, and described track is provided above with a coaster that can slide, described Coaster suspended from electric or hand calabash.
CN201610809416.7A 2016-09-08 2016-09-08 A kind of collapsible cantilever crane Pending CN106241616A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610809416.7A CN106241616A (en) 2016-09-08 2016-09-08 A kind of collapsible cantilever crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610809416.7A CN106241616A (en) 2016-09-08 2016-09-08 A kind of collapsible cantilever crane

Publications (1)

Publication Number Publication Date
CN106241616A true CN106241616A (en) 2016-12-21

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Family Applications (1)

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CN201610809416.7A Pending CN106241616A (en) 2016-09-08 2016-09-08 A kind of collapsible cantilever crane

Country Status (1)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107651585A (en) * 2017-11-08 2018-02-02 江西电力职业技术学院 Steel tower crane Special crane jib
CN108249338A (en) * 2018-03-06 2018-07-06 杭州前进齿轮箱集团股份有限公司 A kind of wind turbine gearbox O&M support arm configuration
CN110817704A (en) * 2019-11-19 2020-02-21 罗秀荣 Air conditioner outdoor unit moving device
CN113023584A (en) * 2021-02-08 2021-06-25 浙江大学台州研究院 Zero-gravity small crane
CN113979326A (en) * 2021-10-27 2022-01-28 江苏金风科技有限公司 Cantilever crane

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2328640Y (en) * 1998-01-04 1999-07-14 阳泉市电工机械厂 Folding arm type rotary arm crane
US20020166489A1 (en) * 2000-12-21 2002-11-14 Kapsner Kevin John Device and method for handling a boat sundeck
CN202518955U (en) * 2012-03-22 2012-11-07 上海科轻起重机有限公司 Novel foldable arm hoisting device
CN202671060U (en) * 2012-06-20 2013-01-16 南京南汽畅通公路机械有限公司 Folding-arm rotating crane
CN202785383U (en) * 2012-07-31 2013-03-13 四川昆仑石油设备制造有限公司 Cantilever hoisting device
CN103979444A (en) * 2014-06-07 2014-08-13 华电重工机械有限公司 Cantilever crane with anti-falling device
CN204980934U (en) * 2015-07-28 2016-01-20 华电重工机械有限公司 Cantilever crane device
CN205990199U (en) * 2016-09-08 2017-03-01 青岛海西重机有限责任公司 A kind of foldable cantilever crane

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2328640Y (en) * 1998-01-04 1999-07-14 阳泉市电工机械厂 Folding arm type rotary arm crane
US20020166489A1 (en) * 2000-12-21 2002-11-14 Kapsner Kevin John Device and method for handling a boat sundeck
CN202518955U (en) * 2012-03-22 2012-11-07 上海科轻起重机有限公司 Novel foldable arm hoisting device
CN202671060U (en) * 2012-06-20 2013-01-16 南京南汽畅通公路机械有限公司 Folding-arm rotating crane
CN202785383U (en) * 2012-07-31 2013-03-13 四川昆仑石油设备制造有限公司 Cantilever hoisting device
CN103979444A (en) * 2014-06-07 2014-08-13 华电重工机械有限公司 Cantilever crane with anti-falling device
CN204980934U (en) * 2015-07-28 2016-01-20 华电重工机械有限公司 Cantilever crane device
CN205990199U (en) * 2016-09-08 2017-03-01 青岛海西重机有限责任公司 A kind of foldable cantilever crane

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107651585A (en) * 2017-11-08 2018-02-02 江西电力职业技术学院 Steel tower crane Special crane jib
CN108249338A (en) * 2018-03-06 2018-07-06 杭州前进齿轮箱集团股份有限公司 A kind of wind turbine gearbox O&M support arm configuration
CN110817704A (en) * 2019-11-19 2020-02-21 罗秀荣 Air conditioner outdoor unit moving device
CN110817704B (en) * 2019-11-19 2021-09-03 义乌市牵手电子商务有限公司 Air conditioner outdoor unit moving device
CN113023584A (en) * 2021-02-08 2021-06-25 浙江大学台州研究院 Zero-gravity small crane
CN113979326A (en) * 2021-10-27 2022-01-28 江苏金风科技有限公司 Cantilever crane

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PB01 Publication
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SE01 Entry into force of request for substantive examination
CB02 Change of applicant information

Address after: 266530 No. 1597, Kowloon Shan Road, Huangdao District, Qingdao, Shandong

Applicant after: Qingdao Haixi Heavy-Duty Machinery Co., Ltd.

Address before: 266530 Qingdao District, Shandong province Huangdao District Xue Jia Island office, Cha Cha Wan community No. 190

Applicant before: Qingdao Haixi Heavy-Duty Machinery Co., Ltd.

CB02 Change of applicant information
RJ01 Rejection of invention patent application after publication

Application publication date: 20161221

RJ01 Rejection of invention patent application after publication