CN102336367A - Eccentric and rotatable lifting method and hoisting crane - Google Patents
Eccentric and rotatable lifting method and hoisting crane Download PDFInfo
- Publication number
- CN102336367A CN102336367A CN201110266380XA CN201110266380A CN102336367A CN 102336367 A CN102336367 A CN 102336367A CN 201110266380X A CN201110266380X A CN 201110266380XA CN 201110266380 A CN201110266380 A CN 201110266380A CN 102336367 A CN102336367 A CN 102336367A
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- cucurbit
- erecting frame
- rail car
- small rail
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Abstract
The invention provides an eccentric and rotatable lifting method and an eccentric and rotatable hoisting crane, wherein a hoist installing bracket is suspended under a small rail car by a hanger rod, and the hoist installing bracket can swing in a rotating way under the small rail car around the central axis of the hanger rod; and a hoist lifting hook is arranged right under one end of the hoist installing bracket and is eccentrically distributed relative to the central axis, and a hoist is eccentrically and rotatablely lifted by swinging the hoist installing bracket. A positioning inserting pin is arranged on the hoist installing bracket, and the hoist installing bracket is positioned and fixed by the positioning inserting pin; the other end of the hoist installing bracket is provided with a tightly-supporting device, and the tightly-supporting device and the hoist are respectively arranged at two sides of the hoist installing bracket which takes the central axis of the hanger rod as the center; and the tightly-supporting device is connected with a running track of the small rail car by a pulley wheel in a rolling way. The hoist installing bracket is arranged under the small rail car by a hinge pin, so that the hoist installing bracket can rotate around the central axis of the crane, and the rotated hoist installing bracket can be positioned and fixed by the positioning inserting pin.
Description
Technical field
The present invention relates to a kind of lifting mode and equipment, particularly relate to rotatable lifting mode of a kind of off-centre and crane facility.
Background technology
Cucurbit formula hoisting crane is popular in commercial production because its structure is light and handy, lifting is convenient; In existing cucurbit formula hoisting crane technology, placed in the middle in order to guarantee center of gravity, all be that symmetrical structure and chain hoist wheel vertical axis and cucurbit formula hoisting crane center of gravity are on same vertical curve; In production practice, we find existing cucurbit formula hoisting crane in narrow and small work area, lifting work inconvenience; For example in engine rooms of wind power generators, some heavy parts often need to safeguard, repair, even change; Like yaw motor, radiator etc., the installation site of these parts is distributed in the outside of blower fan underframe, and parts are arranged compact in the wind-power electricity generation cabin; The work area is narrow and small, and when using existing electric block to lift work, these positions often are in outside the work area of existing electric block; In the wind-power electricity generation cabin, the prior electric cucurbit can't be satisfied the hoisting and hanging demand, needs badly further and improves.Face the bottleneck of prior art, we constantly test and the original cucurbit formula hoisting crane of improvement, attempt to seek a kind of mode and equipment that can satisfy realization hoisting and hanging under the environment compact in the parts layout, that the work area is narrow and small.
Summary of the invention
The object of the invention is arranged the environment compact, that the work area is narrow and small realization hoisting and hanging down in order to be implemented in parts exactly, proposes rotatable lifting mode of a kind of off-centre and cucurbit formula hoisting crane.
The technical solution adopted for the present invention to solve the technical problems is: the rotatable lifting mode of a kind of off-centre, through suspension rod the cucurbit erecting frame is suspended on the small rail car below, and the cucurbit erecting frame can be around suspension rod central axis rotary oscillation under small rail car; The cucurbit suspension hook be arranged on cucurbit erecting frame one end under, relatively central axis becomes arranged off-centre, realizes the eccentric rotatable lifting of cucurbit through swing cucurbit erecting frame.
Further improvement as invention is provided with fastening screw on the cucurbit erecting frame, after the rotation of cucurbit erecting frame finishes, position fixing through fastening screw to the cucurbit erecting frame.
As the further improvement of invention, be provided with holding device at the other end of cucurbit erecting frame, it is the both sides at center with the suspension rod central axis that holding device and cucurbit are separately positioned on the cucurbit erecting frame, becomes distribution relatively; Holding device is connected through pulley rolling with the orbit of small rail car.During work, cucurbit suspension hook, holding device position are parallel with the moving of car direction, and be positioned at the small rail car track under, locate through fastening screw.When needs are changed control position, can fastening screw be pulled out, rotation cucurbit main body after the rotation of cucurbit main body puts in place, is inserted knock hole to fastening screw again.
Further improvement as invention is provided with a hanger rod connecting piece between said small rail car and the cucurbit erecting frame, and said hanger rod connecting piece is fixed on the small rail car, and described suspension rod one end is connected on the cucurbit erecting frame, and the other end is arranged on the hanger rod connecting piece; Corresponding fastening screw position offers the knock hole that cooperates with fastening screw at the hanger rod connecting piece two ends.
As the further improvement of invention, said cucurbit is realized eccentric structure through two sprocket wheels that are installed on the cucurbit erecting frame.
The present invention also proposes the rotatable cucurbit formula of a kind of off-centre hoisting crane, comprises small rail car, hanger rod connecting piece; The electric block main body, cucurbit erecting frame, cucurbit suspension hook; The chain sling bag, drg, the electric block main body is installed on the cucurbit erecting frame; The cucurbit erecting frame is arranged under the small rail car, and wherein, said cucurbit erecting frame is arranged on the small rail car below through the suspension rod connection; The cucurbit erecting frame can also be provided with fastening screw around the rotation of suspension rod central axis on the cucurbit erecting frame, the cucurbit erecting frame after through fastening screw rotation being finished positions fixing; In addition the cucurbit suspension hook be arranged on cucurbit erecting frame one end under; Central axis becomes arranged off-centre relatively; The other end at the cucurbit erecting frame is provided with holding device simultaneously; The relative suspension rod central axis with the cucurbit suspension hook of holding device is divided into both sides and becomes relatively to distribute, and holding device is connected through pulley rolling with the orbit of small rail car.During work, electric block main body, holding device position are parallel with the moving of car direction, and be positioned at the small rail car track under, locate through fastening screw.When needs are changed control position, can fastening screw be pulled out, rotation cucurbit erecting frame, and then fastening screw insertion knock hole.
As further improvement of the present invention; Be provided with a hanger rod connecting piece between said small rail car and the cucurbit erecting frame; Said hanger rod connecting piece is fixed on the small rail car; Described bearing pin one end is connected on the cucurbit erecting frame, and the other end is arranged on the hanger rod connecting piece, and corresponding fastening screw position offers the knock hole that cooperates with fastening screw at the hanger rod connecting piece two ends.
As further improvement of the present invention, said cucurbit suspension hook is realized eccentric structure through two sprocket wheels that are installed on the cucurbit erecting frame.
The present invention compared with prior art; Its advantage is: the present invention is eccentric rotatable structure; Enlarged the lifting scope of hoisting crane; Because its eccentric direction is parallel with the small rail car service direction, and designed holding device and fastening screw, guaranteed that stability and the safe reliability of hoisting crane when working is implemented in simultaneously that the space is narrow and small, compact conformation environment hoisting and hanging; Application in for example in the wind-power electricity generation cabin can provide great facility for the maintenance of aerogenerator, has improved work efficiency greatly.
Description of drawings
Fig. 1 is eccentric rotatable cucurbit formula crane structure scheme drawing;
Fig. 2 saves the left view behind the drg 8 for Fig. 1.
The specific embodiment
To combine accompanying drawing and embodiment that the present invention is done further description below.
The rotatable lifting mode of a kind of off-centre through suspension rod the cucurbit erecting frame is suspended on the small rail car below, and the cucurbit erecting frame can be around suspension rod central axis rotary oscillation under small rail car; The cucurbit suspension hook be arranged on cucurbit erecting frame one end under, relatively central axis becomes arranged off-centre, realizes the eccentric rotatable lifting of cucurbit through swing cucurbit erecting frame.
Further embodiment as present embodiment is provided with fastening screw on the cucurbit erecting frame, after the rotation of cucurbit erecting frame finishes, position fixing through fastening screw to the cucurbit erecting frame;
As the further embodiment of present embodiment, be provided with holding device at the other end of cucurbit erecting frame, it is the both sides at center with the suspension rod central axis that holding device and cucurbit are separately positioned on the cucurbit erecting frame, becomes relatively to distribute; Holding device is connected through pulley rolling with the orbit of small rail car.During work, cucurbit suspension hook, holding device position are parallel with the moving of car direction, and be positioned at the small rail car track under, locate through fastening screw.When needs are changed control position, can fastening screw be pulled out, rotation cucurbit main body after the rotation of cucurbit main body puts in place, is inserted knock hole to fastening screw again.
Further embodiment as present embodiment; Be provided with a hanger rod connecting piece between said small rail car and the cucurbit erecting frame; Said hanger rod connecting piece is fixed on the small rail car, and described suspension rod one end is connected on the cucurbit erecting frame, and the other end is arranged on the hanger rod connecting piece; Corresponding fastening screw position offers the knock hole that cooperates with fastening screw at the hanger rod connecting piece two ends.
As the further embodiment of present embodiment, said cucurbit suspension hook is realized eccentric structure through two sprocket wheels that are installed on the cucurbit erecting frame.
Shown in accompanying drawing, the rotatable cucurbit formula of a kind of off-centre hoisting crane comprises small rail car 1; Hanger rod connecting piece 2, electric block main body 4, cucurbit erecting frame 5; Cucurbit suspension hook 6, drg 8, electric block main body 4 is installed on the cucurbit erecting frame 5; Be provided with a hanger rod connecting piece 2 between small rail car 1 and the cucurbit erecting frame 5, said hanger rod connecting piece 2 is fixed on the small rail car 1, and suspension rod 10 1 ends are connected on the cucurbit erecting frame 5; One end is arranged on the hanger rod connecting piece 2, and corresponding fastening screw 3 positions, hanger rod connecting piece 2 two ends offer the knock hole that cooperates with fastening screw, and cucurbit erecting frame 5 can rotate around the hoisting crane central axis; After rotation finishes, position fixing to the cucurbit erecting frame through fastening screw; In addition cucurbit suspension hook 6 be arranged on cucurbit erecting frame 5 one ends under; The suspension rod central axis becomes arranged off-centre relatively; Two sprocket wheels 7 through being installed on the cucurbit erecting frame 5 are realized eccentric structure; The other end at cucurbit erecting frame 5 is provided with holding device 9 simultaneously, and holding device 9 is divided into both sides with cucurbit suspension hook 6 relative suspension rod central axis and distributes relatively, and holding device 9 is connected through pulley rolling with the orbit of small rail car.During work, chain sling 6, holding device 9 positions are parallel with small rail car 1 sense of motion, and be positioned at small rail car 1 track under, through fastening screw 3 location.When needs are changed control position, can fastening screw 3 be pulled out, rotation cucurbit erecting frame, and then fastening screw 3 insertion knock holees.
Claims (10)
1. the rotatable lifting mode of off-centre is characterized in that, through suspension rod the cucurbit erecting frame is suspended on the small rail car below, and the cucurbit erecting frame can be around suspension rod central axis rotary oscillation under small rail car; The cucurbit suspension hook be arranged on cucurbit erecting frame one end under, relatively central axis becomes arranged off-centre, realizes the eccentric rotatable lifting of cucurbit through swing cucurbit erecting frame.
2. the rotatable lifting mode of a kind of off-centre as claimed in claim 1 is characterized in that, on the cucurbit erecting frame, fastening screw is set, and after the rotation of cucurbit erecting frame finishes, positions fixing through fastening screw to the cucurbit erecting frame.
3. the rotatable lifting mode of a kind of off-centre as claimed in claim 2; It is characterized in that; The other end at the cucurbit erecting frame is provided with holding device, and it is the both sides at center with the suspension rod central axis that holding device and cucurbit are separately positioned on the cucurbit erecting frame, becomes relatively to distribute; Holding device is connected through pulley rolling with the orbit of small rail car.
4. the rotatable lifting mode of a kind of off-centre as claimed in claim 3; It is characterized in that; Be provided with a hanger rod connecting piece between said small rail car and the cucurbit erecting frame; Said hanger rod connecting piece is fixed on the small rail car, and described suspension rod one end is connected on the cucurbit erecting frame, and the other end is arranged on the hanger rod connecting piece; Corresponding fastening screw position offers the knock hole that cooperates with fastening screw at the hanger rod connecting piece two ends.
5. the rotatable lifting mode of a kind of off-centre as claimed in claim 4 is characterized in that, said cucurbit suspension hook is realized eccentric structure through two sprocket wheels that are installed on the cucurbit erecting frame.
6. the rotatable cucurbit formula of an off-centre hoisting crane comprises small rail car, hanger rod connecting piece, electric block main body; The cucurbit erecting frame, chain sling, chain sling bag; Drg, electric block main body are installed on the cucurbit erecting frame, and the cucurbit erecting frame is arranged under the small rail car; It is characterized in that said cucurbit erecting frame is arranged on the small rail car below through the suspension rod connection, the cucurbit erecting frame can rotate around the suspension rod central axis.
7. the rotatable cucurbit formula of a kind of off-centre as claimed in claim 6 hoisting crane is characterized in that, also is provided with fastening screw on the cucurbit erecting frame, and the cucurbit erecting frame after through fastening screw rotation being finished positions fixing.
8. the rotatable cucurbit formula of a kind of off-centre as claimed in claim 7 hoisting crane; It is characterized in that; Chain sling be arranged on cucurbit erecting frame one end under, relatively central axis becomes arranged off-centre, the other end at the cucurbit erecting frame is provided with holding device simultaneously; Relative central axis with chain sling is symmetrically distributed, and holding device is connected through pulley rolling with the orbit of small rail car.
9. the rotatable cucurbit formula of a kind of off-centre as claimed in claim 8 hoisting crane; It is characterized in that; Be provided with a hanger rod connecting piece between said small rail car and the cucurbit erecting frame, said hanger rod connecting piece is fixed on the small rail car, and described bearing pin one end is connected on the cucurbit erecting frame; One end is arranged on the hanger rod connecting piece, and corresponding fastening screw position, hanger rod connecting piece two ends offers the knock hole that cooperates with fastening screw.
10. the rotatable cucurbit formula of a kind of off-centre as claimed in claim 9 hoisting crane is characterized in that, said chain sling is realized eccentric structure through two sprocket wheels that are installed on the cucurbit erecting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110266380 CN102336367B (en) | 2011-09-09 | 2011-09-09 | Eccentric and rotatable lifting method and hoisting crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110266380 CN102336367B (en) | 2011-09-09 | 2011-09-09 | Eccentric and rotatable lifting method and hoisting crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102336367A true CN102336367A (en) | 2012-02-01 |
| CN102336367B CN102336367B (en) | 2013-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110266380 Expired - Fee Related CN102336367B (en) | 2011-09-09 | 2011-09-09 | Eccentric and rotatable lifting method and hoisting crane |
Country Status (1)
| Country | Link |
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| CN (1) | CN102336367B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104030151A (en) * | 2014-01-02 | 2014-09-10 | 王德宇 | Hoisting sling for hoist crane testing stand |
| CN104477786A (en) * | 2014-12-04 | 2015-04-01 | 吴月伟 | Assembling machine of ball grinder hopper |
| CN106160359A (en) * | 2015-04-17 | 2016-11-23 | 南车株洲电力机车研究所有限公司 | A kind of electromotor angle mount positioning installation apparatus and method |
| CN106429930A (en) * | 2016-11-22 | 2017-02-22 | 广州文冲船厂有限责任公司 | Dismounting and mounting tool for hoist crane lifting motor |
| CN110526115A (en) * | 2019-09-20 | 2019-12-03 | 河北怀鸽起重机械集团有限公司 | A kind of wind power generator cabin Electric Chain Blocks operation steering sport car |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09301687A (en) * | 1996-05-08 | 1997-11-25 | Meidensha Corp | Hoisting device |
| CN201010439Y (en) * | 2007-02-01 | 2008-01-23 | 湖北银轮蒲起机械有限责任公司 | Electric block of steel wire |
| JP2008290817A (en) * | 2007-05-23 | 2008-12-04 | Hitachi Industrial Equipment Systems Co Ltd | Electric hoists operated in plurality |
| CN201334922Y (en) * | 2009-01-08 | 2009-10-28 | 上海地铁盾构设备工程有限公司 | Car walking device with double rails and double beams |
| CN201809056U (en) * | 2010-10-11 | 2011-04-27 | 成都西部泰力起重机有限公司 | Crane with positioning gear and rack |
-
2011
- 2011-09-09 CN CN 201110266380 patent/CN102336367B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09301687A (en) * | 1996-05-08 | 1997-11-25 | Meidensha Corp | Hoisting device |
| CN201010439Y (en) * | 2007-02-01 | 2008-01-23 | 湖北银轮蒲起机械有限责任公司 | Electric block of steel wire |
| JP2008290817A (en) * | 2007-05-23 | 2008-12-04 | Hitachi Industrial Equipment Systems Co Ltd | Electric hoists operated in plurality |
| CN201334922Y (en) * | 2009-01-08 | 2009-10-28 | 上海地铁盾构设备工程有限公司 | Car walking device with double rails and double beams |
| CN201809056U (en) * | 2010-10-11 | 2011-04-27 | 成都西部泰力起重机有限公司 | Crane with positioning gear and rack |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104030151A (en) * | 2014-01-02 | 2014-09-10 | 王德宇 | Hoisting sling for hoist crane testing stand |
| CN104477786A (en) * | 2014-12-04 | 2015-04-01 | 吴月伟 | Assembling machine of ball grinder hopper |
| CN106160359A (en) * | 2015-04-17 | 2016-11-23 | 南车株洲电力机车研究所有限公司 | A kind of electromotor angle mount positioning installation apparatus and method |
| CN106160359B (en) * | 2015-04-17 | 2018-11-06 | 南车株洲电力机车研究所有限公司 | A kind of generator angle mount positioning installation apparatus and method |
| CN106429930A (en) * | 2016-11-22 | 2017-02-22 | 广州文冲船厂有限责任公司 | Dismounting and mounting tool for hoist crane lifting motor |
| CN110526115A (en) * | 2019-09-20 | 2019-12-03 | 河北怀鸽起重机械集团有限公司 | A kind of wind power generator cabin Electric Chain Blocks operation steering sport car |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102336367B (en) | 2013-05-08 |
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Granted publication date: 20130508 Termination date: 20190909 |