CN104477757A - Special manual lifting device for large lifting-lug-free box member - Google Patents
Special manual lifting device for large lifting-lug-free box member Download PDFInfo
- Publication number
- CN104477757A CN104477757A CN201410707338.0A CN201410707338A CN104477757A CN 104477757 A CN104477757 A CN 104477757A CN 201410707338 A CN201410707338 A CN 201410707338A CN 104477757 A CN104477757 A CN 104477757A
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- China
- Prior art keywords
- suspension hook
- lifting
- hanger
- shaped piece
- box shaped
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- 230000005484 gravity Effects 0.000 claims abstract description 11
- 239000000725 suspension Substances 0.000 claims description 54
- 239000000203 mixture Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 description 1
- 238000005314 correlation function Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/28—Duplicate, e.g. pivoted, members engaging the loads from two sides
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a special manual lifting device for a large lifting-lug-free box member. The special manual lifting device comprises a cross beam, wherein two ends of the cross beam are respectively hinged with the upper ends of vertically arranged lifting hooks so as to jointly form a door-shaped member matched with a large box member to be lifted, and hinge points deviate from gravity centers of the lifting hooks with a deviation distance L=FH/G, wherein L is a distance between the gravity centers of the lifting hooks and the corresponding hinge points, H is a distance between tensile force and the hinge points, G is the values of self gravity of the lifting hooks, and F is manual tensile force; the self locking of the lifting hooks can be realized during lifting, the tail ends of the lifting hooks are protruding parts horizontally extending between the two lifting hooks, and guide wheels protruding out from the protruding parts are arranged at the tail ends of the protruding parts; lifting lugs are arranged at the upper end of the cross beam. Under the condition of manual assistance, a relevant function of lifting is realized, the self locking can be achieved, and objects to be lifted are prevented from unhooking.
Description
Technical field
The present invention relates to a kind of S. A. rectangle thing hoisting device, especially a kind of manual special hanger without hanger Large Box shaped piece.
Background technology
At present, some equipment in order to ensure that flat appearance is attractive in appearance, or does not allow in stressed equipment originally to weld hanger with it directly to lift by crane.So this type of transition or installation will be realized, just need to use accessory equipment to realize being sling or the object of movement.The problem that solves for now by manpower is not subject to popular welcome, and most equipment manpower is insurmountable.Applicant encounters such problem in practical problems, a collection of box-shaped column of field fabrication, and four sides is smooth, is about 10 meters, total weight more than 100 ton, and surface does not allow welding lifting hanger, and adopt existing hanging device all cannot lift by crane, manpower also cannot solve.
Summary of the invention
The object of the invention is for overcoming above-mentioned the deficiencies in the prior art, a kind of manual special hanger without hanger Large Box shaped piece is provided, when manpower is auxiliary, realize the correlation function of lifting, and can self-locking, prevent hanging thing and break off relations.
For achieving the above object, the present invention adopts following technical proposals:
A kind of manual special hanger without hanger Large Box shaped piece, comprise crossbeam, the two ends of described crossbeam respectively with the suspension hook upper end thereof vertically arranged, common composition one and the door shape component that will lift by crane Large Box shaped piece and match, and the deviation of gravity center of hinge-point and suspension hook, deviation distance is: L=FH/G, wherein L is the distance of its centre of gravity and hinge-point, H is the distance of pulling force to hinge-point, G is suspension hook deadweight, F is manual pulling force, during lifting, suspension hook self-locking can be realized, described suspension hook end is the protrusion of horizontal-extending between two suspension hooks, protrusion end is provided with the track adjusting wheel exceeding protrusion, crossbeam upper end is provided with hanger.
Described crossbeam and suspension hook pass through pinned connection.Suspension hook freely can rotate around bearing pin, better with to lift by crane Large Box shaped piece appearance and match.
The lateral surface of described suspension hook lower part is provided with bearing, porose on bearing.Be convenient to personnel and outwards draw suspension hook by the hauling rope tied up in this hole, facilitate suspension hook and Large Box shaped piece appearance will be lifted by crane contact.
Described suspension hook is box, wants greatly a bit with the area of contact of box column, and preventing can localized crush.
Crossbeam of the present invention is together with suspension hook pinned connection, and suspension hook medial surface is equipped with track adjusting wheel.When suspender drops to that just thing is hung in contact, or just to leave when hanging thing, draw with manpower, make suspension hook contact or detach and hang thing, the arm of force due to pulling force is far longer than the arm of force of suspension hook deadweight, so more laborsaving, suspension hook is loosed one's grip after contacting or detach and hanging thing, thing surface is hung in track adjusting wheel contact, down or up moves whole suspender, when slipping down to nadir with crane, due to the effect of deadweight, suspension hook just snaps in and hangs bottom thing, and autofitting, realizes auto-lock function.Then contrary during unloading, this just achieves a hoisting process easily, just can realize the requirement clamping and lift when need not take very much manpower.If without track adjusting wheel, need manpower to haul suspender always, compare effort, nor safety, just easily scratch equipment surface once loose one's grip.
In order to realize auto-lock function, control the eccentric distance of bearing pin and suspension hook well, eccentric distance is L=FH/G, and wherein L is the distance of its centre of gravity and hinge-point, H is the distance of pulling force to hinge-point, G is suspension hook deadweight, and F is manual pulling force, is generally not more than 400N, distance is too large, can compare effort when pulling suspender, distance is too little, the object of out of reach self-locking.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the invention;
Fig. 2 is the perspective view of one embodiment of the invention;
Fig. 3 is lifting diagram of circuit;
Wherein 1, crossbeam, 2, bearing pin, 3, suspension hook, 4, track adjusting wheel, 5, hanger, 6, bearing, 7, hole, 8, protrusion.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described.
As shown in Figure 1, 2, without the manual special hanger of hanger Large Box shaped piece, comprise crossbeam 1, the two ends of described crossbeam 1 are respectively by bearing pin 2 and suspension hook 3 upper end thereof vertically arranged, common composition one and the door shape component that will lift by crane Large Box shaped piece and match, and the deviation of gravity center of hinge-point and suspension hook 3, eccentric distance is L=FH/G, and wherein L is the distance of its centre of gravity and hinge-point, H is the distance of pulling force to hinge-point, G is suspension hook deadweight, and F is manual pulling force, is generally not more than 400N.During lifting, can realize suspension hook 3 self-locking, suspension hook 3 freely can rotate around bearing pin, better with to lift by crane Large Box shaped piece appearance and match.
Suspension hook 3 end is the protrusion 8 of horizontal-extending between two suspension hooks 3, and protrusion 8 end is provided with the track adjusting wheel 4 exceeding protrusion 8; Crossbeam 1 upper end is provided with two hangers 5.
The lateral surface of suspension hook 3 lower part is provided with bearing 6, on bearing 6 porose 7.Be convenient to personnel and outwards draw suspension hook by the hauling rope tied up in this hole 7, facilitate suspension hook 3 and Large Box shaped piece appearance will be lifted by crane contact.
Suspension hook 3 is box, wants greatly a bit with the area of contact of box column, and preventing can localized crush.
As shown in Figure 3, under free state as shown in step a in Fig. 3, when suspender drops to (in as Fig. 3 shown in step b) when thing is hung in just contact, draw with manpower, make suspension hook 3 contact or detach and hang thing, the arm of force due to pulling force is far longer than the arm of force that suspension hook 3 is conducted oneself with dignity, so more laborsaving, suspension hook 3 is loosed one's grip after contacting or detach and hanging thing, thing surface (as shown in step c in Fig. 3) is hung in track adjusting wheel 4 contact, to move down whole suspender with crane, when slipping down to nadir, due to the effect that suspension hook 3 is conducted oneself with dignity, suspension hook 3 just snaps in and hangs (as shown in steps d in Fig. 3) bottom thing, autofitting, realize auto-lock function simultaneously, this just achieves a hoisting process easily.
Then contrary during unloading, just to leave when hanging thing (as shown in step e in Fig. 3), draw with manpower, make suspension hook 3 contact or detach and hang thing, the arm of force due to pulling force is far longer than the arm of force that suspension hook 3 is conducted oneself with dignity, so more laborsaving, suspension hook 3 is loosed one's grip after contacting or detach and hanging thing, and thing surface is hung in track adjusting wheel 4 contact, up moves whole suspender with crane, arrive position shown in step f in Fig. 3, complete unloading.
If without track adjusting wheel 4, need manpower to haul suspender always, compare effort, nor safety, just easily scratch equipment surface once loose one's grip.
In order to realize auto-lock function, control the eccentric distance of bearing pin and suspension hook well, eccentric distance is L=FH/G, and wherein L is the distance of its centre of gravity and hinge-point, and H is the distance of pulling force to hinge-point, and G is suspension hook deadweight, and F is manual pulling force, is generally not more than 400N.Distance is too large, can compare effort when pulling suspender, and distance is too little, the object of out of reach self-locking.
By reference to the accompanying drawings the specific embodiment of the present invention is described although above-mentioned; but not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection scope of the present invention.
Claims (4)
1. the manual special hanger without hanger Large Box shaped piece, comprise crossbeam, it is characterized in that, the two ends of described crossbeam respectively with the suspension hook upper end thereof vertically arranged, common composition one and the door shape component that will lift by crane Large Box shaped piece and match, and the deviation of gravity center of hinge-point and suspension hook, deviation distance is L=FH/G, wherein L is the distance of its centre of gravity and hinge-point, H is the distance of pulling force to hinge-point, G is suspension hook deadweight, F is manual pulling force, during lifting, suspension hook self-locking can be realized, described suspension hook end is the protrusion of horizontal-extending between two suspension hooks, protrusion end is provided with the track adjusting wheel exceeding protrusion, crossbeam upper end is provided with hanger.
2. the manual special hanger without hanger Large Box shaped piece as claimed in claim 1, is characterized in that, described crossbeam and suspension hook pass through pinned connection, and suspension hook freely can rotate around bearing pin, better with to lift by crane Large Box shaped piece appearance and match.
3. as claimed in claim 1 without the manual special hanger of hanger Large Box shaped piece, it is characterized in that, the lateral surface of described suspension hook lower part is provided with bearing, porose on bearing, be convenient to personnel and outwards draw suspension hook by the hauling rope tied up in this hole, facilitate suspension hook and Large Box shaped piece appearance will be lifted by crane contact.
4. as claimed in claim 1 without the manual special hanger of hanger Large Box shaped piece, it is characterized in that, described suspension hook is box, large with the area of contact will lifting by crane Large Box shaped piece, and preventing can localized crush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410707338.0A CN104477757B (en) | 2014-11-26 | 2014-11-26 | The manual special hanger of the part of large-scale box type without hanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410707338.0A CN104477757B (en) | 2014-11-26 | 2014-11-26 | The manual special hanger of the part of large-scale box type without hanger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104477757A true CN104477757A (en) | 2015-04-01 |
| CN104477757B CN104477757B (en) | 2016-10-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410707338.0A Active CN104477757B (en) | 2014-11-26 | 2014-11-26 | The manual special hanger of the part of large-scale box type without hanger |
Country Status (1)
| Country | Link |
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| CN (1) | CN104477757B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105152006A (en) * | 2015-09-24 | 2015-12-16 | 太原高科锐志物流仓储设备有限公司 | Gravity-controlled opening and closing lifting appliance |
| CN116891183A (en) * | 2023-09-11 | 2023-10-17 | 西南交通建设集团股份有限公司 | A material lifting device for bridge engineering construction |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19750784A1 (en) * | 1997-11-06 | 1999-05-20 | Mannesmann Ag | Gripper especially for packing machines |
| CN201140968Y (en) * | 2007-11-12 | 2008-10-29 | 鞍钢股份有限公司 | Vertical steel coil lifting device |
| CN201447305U (en) * | 2009-05-25 | 2010-05-05 | 江苏双友重型机械有限公司 | Steel coil protecting device of steel coil hanger |
| CN202296835U (en) * | 2011-10-20 | 2012-07-04 | 北汽福田汽车股份有限公司 | Device for assisting crane to hoist cab |
| CN203237931U (en) * | 2013-04-11 | 2013-10-16 | 中交一航局第二工程有限公司 | Overwater mounting lifting appliance for semicircular caisson |
| CN203767849U (en) * | 2014-03-05 | 2014-08-13 | 宁波宝新不锈钢有限公司 | Lifting tool for disassembling stainless steel leveling machine servo oil cylinder |
| CN204281056U (en) * | 2014-11-26 | 2015-04-22 | 山东丰汇设备技术有限公司 | Without the manual special hanger of hanger Large Box shaped piece |
-
2014
- 2014-11-26 CN CN201410707338.0A patent/CN104477757B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19750784A1 (en) * | 1997-11-06 | 1999-05-20 | Mannesmann Ag | Gripper especially for packing machines |
| CN201140968Y (en) * | 2007-11-12 | 2008-10-29 | 鞍钢股份有限公司 | Vertical steel coil lifting device |
| CN201447305U (en) * | 2009-05-25 | 2010-05-05 | 江苏双友重型机械有限公司 | Steel coil protecting device of steel coil hanger |
| CN202296835U (en) * | 2011-10-20 | 2012-07-04 | 北汽福田汽车股份有限公司 | Device for assisting crane to hoist cab |
| CN203237931U (en) * | 2013-04-11 | 2013-10-16 | 中交一航局第二工程有限公司 | Overwater mounting lifting appliance for semicircular caisson |
| CN203767849U (en) * | 2014-03-05 | 2014-08-13 | 宁波宝新不锈钢有限公司 | Lifting tool for disassembling stainless steel leveling machine servo oil cylinder |
| CN204281056U (en) * | 2014-11-26 | 2015-04-22 | 山东丰汇设备技术有限公司 | Without the manual special hanger of hanger Large Box shaped piece |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105152006A (en) * | 2015-09-24 | 2015-12-16 | 太原高科锐志物流仓储设备有限公司 | Gravity-controlled opening and closing lifting appliance |
| CN105152006B (en) * | 2015-09-24 | 2017-05-03 | 太原高科锐志物流仓储设备有限公司 | Gravity-controlled opening and closing lifting appliance |
| CN116891183A (en) * | 2023-09-11 | 2023-10-17 | 西南交通建设集团股份有限公司 | A material lifting device for bridge engineering construction |
| CN116891183B (en) * | 2023-09-11 | 2023-11-21 | 西南交通建设集团股份有限公司 | A material lifting device for bridge engineering construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104477757B (en) | 2016-10-05 |
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