CN105060131A - 便拆卸固定式起重机 - Google Patents
便拆卸固定式起重机 Download PDFInfo
- Publication number
- CN105060131A CN105060131A CN201510576109.4A CN201510576109A CN105060131A CN 105060131 A CN105060131 A CN 105060131A CN 201510576109 A CN201510576109 A CN 201510576109A CN 105060131 A CN105060131 A CN 105060131A
- Authority
- CN
- China
- Prior art keywords
- luffing
- base
- lifting
- crane
- turntable
- 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
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- 239000002965 rope Substances 0.000 claims abstract description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound 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Classifications
-
- 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
- B66C23/18—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 specially adapted for use in particular purposes
-
- 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
- B66C23/82—Luffing gear
-
- 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
- B66C23/84—Slewing gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/03—Cranes with arms or jibs; Multiple cranes
Abstract
本发明提供一种便拆卸固定式起重机,包括一个底座,还包括起重臂、拉杆、人字架、起升机构、变幅机构、回转机构、转台、吊具;所述底座可拆卸地固定在基座上;所述底座顶部设有回转支撑,转台安装在底座的回转支撑上并能够做360°回转运动;人字架安装在转台上,人字架的顶端与拉杆的一端转动连接;拉杆上设有拉绳,并通过拉绳与起重臂顶端连接;起重臂的顶端上挂吊具;起重臂的末端与转台转动连接;起升机构、变幅机构和回转机构安装在转台上;起升机构通过吊绳连接起重臂上的吊具;变幅机构连接拉杆上的拉绳以控制起重臂的幅度;回转机构与底座上的回转支撑连接。本发明使用灵活方便,安全性高,局限性小。
Description
技术领域
[0001 ] 本发明涉及一种起重设备,尤其是一种便拆卸固定式起重机。
背景技术
[0002] 在国内许多码头和堆场,散货较多依赖人工搬运,效率较低,每天的装载和卸货量受到严重制约。
[0003] 起重机因此被越来越多的应用于码头、堆场,用于吊装砂石、矿石、煤炭等散货,但是现行的起重机起重臂的幅度固定,使用不方便,结构笨重,使用成本高。现有的起重机回转角度也有限制,在一定程度上影响了吊装作业范围。
发明内容
[0004] 针对现有技术中存在的不足,本发明提供一种便拆卸固定式起重机,使用灵活方便,安全性高,局限性小,在需要时也便于拆卸重新安装至其它作业场所。本发明采用的技术方案是:
一种便拆卸固定式起重机,包括一个底座,还包括起重臂、拉杆、人字架、起升机构、变幅机构、回转机构、转台、吊具;
所述底座可拆卸地固定在基座上;
所述底座顶部设有回转支撑,转台安装在底座的回转支撑上并能够做360°回转运动;
人字架安装在转台上,人字架的顶端与拉杆的一端转动连接;拉杆上设有拉绳,并通过拉绳与起重臂顶端连接;起重臂的顶端上挂吊具;起重臂的末端与转台转动连接;
起升机构、变幅机构和回转机构安装在转台上;起升机构通过吊绳连接起重臂上的吊具;变幅机构连接拉杆上的拉绳以控制起重臂的幅度;回转机构与底座上的回转支撑连接。
[0005] 进一步地,底座通过预埋螺栓安装固定在混凝土基座上。
[0006] 进一步地,所述起升机构包括起升电机、起升变速箱和起升制动器;起升电机和起升制动器均与起升变速箱连接。
[0007] 进一步地,所述变幅机构包括变幅电机、变幅变速箱、变幅制动器;变幅电机和变幅制动器均与变幅变速箱连接。
[0008] 进一步地,所述回转机构包括回转电机、回转变速器和主动齿轮;回转电机通过回转变速器连接主动齿轮;主动齿轮与底座上回转支撑的齿盘相啮合。
[0009] 本发明的优点在于:
I)采用电动起升、变幅、回转,可是起重机使用灵活,局限性小。
[0010] 2)灵活机动、操作方便、维修维护方便,是码头、堆场吊装砂石、煤炭等散货的高效起重设备。
附图说明
[0011] 图1为本发明的结构组成示意图。
[0012]图2为本发明的转台的俯视示意图。
具体实施方式
[0013] 下面结合具体附图和实施例对本发明作进一步说明。
[0014] 本发明提出的便拆卸固定式起重机,如图1和图2所示,包括:重臂1、拉杆2、人字架3、起升机构4、变幅机构5、回转机构6、转台7、底座8、吊具9 ;
底座8的底部可通过预埋螺栓安装固定在混凝土基座10上。需要拆卸转移作业场地时,松开预埋螺栓上固定用螺母,能够将底座8分离基座10。
[0015] 底座8顶部设有一个回转支撑801,转台7安装在底座8的回转支撑801上并能够做360°回转运动;人字架3安装在转台7上,人字架3的顶端与拉杆2的一端转动连接;拉杆2上设有拉绳,并通过拉绳与起重臂I顶端连接;起重臂I的顶端上挂吊具9 ;起重臂I的末端与转台7转动连接;在转台7上安装起升机构4、变幅机构5和回转机构6 ;起升机构4通过吊绳连接起重臂上的吊具9 ;变幅机构5连接拉杆2上的拉绳可控制起重臂I的幅度,方便吊装远近不同的货物;回转机构6与底座8上的回转支撑8连接。
[0016] 起升机构4设有主副两套机构,是起吊货物的动力源。
[0017] 起升机构4、变幅机构5、回转机构6的具体结构如图2所示。变幅机构5可使起重臂I做灵活的变幅运动,使起吊范围更广。回转机构6可使起重机转台7以上做水平360°任意回转,使起吊范围更广。
[0018] 起升机构4包括起升电机401、起升变速箱402和起升制动器403 ;起升电机401和起升制动器403均与起升变速箱402连接。变幅机构5包括变幅电机501、变幅变速箱502、变幅制动器503 ;变幅电机501和变幅制动器503均与变幅变速箱502连接。回转机构6包括回转电机601、回转变速器602和主动齿轮603 ;回转电机601通过回转变速器602连接主动齿轮603,回转变速器602采用的是蜗轮蜗杆减速器。底座8上的回转支撑801通常包括中间的轴承和轴承外圆上的齿盘;回转机构的主动齿轮603与底座8上回转支撑801的齿盘相啮合。
[0019] 转台7后部设有配重箱701,起到平衡重量的作用。
Claims (6)
1.一种便拆卸固定式起重机,包括一个底座(8),其特征在于:还包括起重臂(1)、拉杆(2)、人字架(3)、起升机构(4)、变幅机构(5)、回转机构(6)、转台(7)、吊具(9); 所述底座(8)可拆卸地固定在基座(10)上; 所述底座⑶顶部设有回转支撑(801),转台(7)安装在底座⑶的回转支撑(801)上并能够做360°回转运动; 人字架(3)安装在转台(7)上,人字架(3)的顶端与拉杆(2)的一端转动连接;拉杆(2)上设有拉绳,并通过拉绳与起重臂⑴顶端连接;起重臂⑴的顶端上挂吊具(9);起重臂⑴的末端与转台(7)转动连接; 起升机构(4)、变幅机构(5)和回转机构(6)安装在转台(7)上;起升机构⑷通过吊绳连接起重臂上的吊具(9);变幅机构(5)连接拉杆(2)上的拉绳以控制起重臂(I)的幅度;回转机构(6)与底座⑶上的回转支撑(801)连接。
2.如权利要求1所述的便拆卸固定式起重机,其特征在于: 底座(8)通过预埋螺栓安装固定在混凝土基座(10)上。
3.如权利要求1所述的便拆卸固定式起重机,其特征在于: 所述起升机构(4)包括起升电机(401)、起升变速箱(402)和起升制动器(403);起升电机(401)和起升制动器(403)均与起升变速箱(402)连接。
4.如权利要求1所述的便拆卸固定式起重机,其特征在于: 所述变幅机构(5)包括变幅电机(501)、变幅变速箱(502)、变幅制动器(503);变幅电机(501)和变幅制动器(503)均与变幅变速箱(502)连接。
5.如权利要求1所述的便拆卸固定式起重机,其特征在于: 所述回转机构(6)包括回转电机¢01)、回转变速器(602)和主动齿轮¢03);回转电机(601)通过回转变速器(602)连接主动齿轮¢03);主动齿轮(603)与底座(8)上回转支撑(801)的齿盘相啮合。
6.如权利要求1所述的便拆卸固定式起重机,其特征在于: 转台(7)后部设有配重箱(701)。
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