CN102815622A - Large-span multi-support point suspension crane - Google Patents
Large-span multi-support point suspension crane Download PDFInfo
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- CN102815622A CN102815622A CN201110152522XA CN201110152522A CN102815622A CN 102815622 A CN102815622 A CN 102815622A CN 201110152522X A CN201110152522X A CN 201110152522XA CN 201110152522 A CN201110152522 A CN 201110152522A CN 102815622 A CN102815622 A CN 102815622A
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- bearing beam
- crane
- track
- girder
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Abstract
The invention discloses a large-span multi-support point suspension crane, at least comprising transverse main beams, end beams, a transverse trolley and tracks, wherein the transverse main beams are connected through the end beams; the end beams are in a vertical position relationship with the transverse main beams; the transverse trolley is arranged on the transverse main beams; and the end beams are movably connected to the tracks. The crane also comprises a load-bearing beam. The transverse main beams are connected through at least four end beams, the load-bearing beam is provided with at least four tracks; the end beams are all movably connected with the tracks; and the tracks are fixed on the load-bearing beam and in the vertical position relationship with the load-bearing beam. The large-span multi-support suspension crane adopts a suspension mechanism consisting of the tracks and the load-bearing beam to realize suspension supports, so that the technical defect of large occupied area of support parts is overcome, and the advantages of small occupied area and high field utilization ratio are achieved.
Description
Technical field
The present invention relates to large-scale lifting erecting by overhang, relate in particular to a kind of many strong points of large span suspension type crane.
Background technology
Along with the development of aircraft manufacturing, aircraft maintenance industry, and the update in industrial premises, warehouse, make the factory building of some super-spans, warehouse arise at the historic moment.For the ease of equipment unit, in these factory buildings, warehouse, crane has been installed, owing to receive the restriction of prior art, the width of these cranes all is far smaller than the width in factory building or warehouse, so the scope of work of crane is limited in the part.If will lift the weight in these factory building warehouses, can only realize through the multi-section crane is installed through crane of the prior art is installed.
For alleviating the weight of building, the roof truss in above-mentioned factory building or warehouse generally all adopts sphere or steel network forming shelf structure.If the multi-section crane has been installed then can increase the supporting power of roof truss, and then make the factory building warehouse have bigger potential safety hazard.
The reason that the width of crane is little in the prior art has been that the weighted design of walking crosswise girder adopts support load-bearing mode, will walk crosswise girder and directly be placed on bearing wall or the bearing frame, and heavy wall or bearing frame are all directly erect on the ground; Become long back load-carrying capacity to descend greatly owing to walk crosswise the girder Design of length; This length that has just determined to walk crosswise girder can not be oversize; So this weighted design need take more floor area and just can be applicable in large-sized workshop and the warehouse, and then reduced the utilization of area rate, improved use cost.
Summary of the invention
The technical matters that the present invention will solve provides a kind of many strong points of large span suspension type crane, and its floor area is little, reasonable in design, and load-carrying capacity is strong.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: this crane comprises at least walks crosswise girder, end carriage, crane carriage and track, and said walking crosswise between the girder links together through end carriage; Said end carriage with walk crosswise girder and be vertical position relation, said crane carriage is arranged on to be walked crosswise on the girder, said end carriage flexibly connects in orbit; Said crane also comprises bearing beam; Said walking crosswise between the girder connects through four butt beams at least, is provided with four tracks on the said bearing beam at least, and said end carriage all flexibly connects with track; Said track is fixed on the bearing beam, and is vertical position relation between track and the bearing beam.
Bearing beam be arranged on the roof truss and quantity more, bearing beam connects many tracks and then has formed underslung load-bearing mode, crane is suspended on the roof, has avoided using bearing wall or bearing frame in original technology like this.Many bearing beams cover on the roof truss, make connected track also can cover on the roof truss, walk crosswise girder so and just can obtain a plurality of strong points, and then the length of walking crosswise girder can design longlyer, realize the large span operation in whole factory building warehouse.
As of the present invention preferred; Be connected through attaching parts between said track and the bearing beam; Said attaching parts be provided be used for track bonded assembly plane coupling end be used for and bearing beam bonded assembly frame-type coupling end; The plane coupling end of said attaching parts is captiveed joint with track through screw, and said frame-type coupling end is provided with through hole, and said bearing beam passes through hole and then is fixed on the attaching parts.Attaching parts need have stable physical property and crash-resistant physical construction as unique link of track and bearing beam.This attaching parts adopts screw connecting mode and through hole fixed form, has not only satisfied this requirement, but also has had advantage convenient for production, that cost is low.
As of the present invention preferred, the frame-type coupling end of said attaching parts is provided with positioning plate and limited post, and said limited post one end is fixed on the attaching parts body, and the other end is fixed on the positioning plate, and said positioning plate is connected with the attaching parts body through four limited posts.Space between positioning plate and the attaching parts body forms through-hole structure, and then is used for being connected with bearing beam.
The present invention adopts technique scheme: this many strong points of large span suspension type crane adopts the hitch of being made up of track and bearing beam, realizes suspension strut.Solve the big technological deficiency of support component floor area thus, reached the advantage that floor area is few, the utilization of area rate is high.The a plurality of strong points that formed by attaching parts are that the girder of walking crosswise behind the lengthening provides enough bearing forces to guarantee, for the large span operation provides safety assurance, and have improved the load-carrying capacity of crane.This with many strong points of large span suspension type crane reasonable in design, overall weight is light, building height is low, can be widely used in the industries big to the site area requirement such as aircraft manufacturing, maintenance.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is further specified.
Fig. 1 is the structural representation of many strong points of a kind of large span of the present invention suspension type crane;
Fig. 2 is the A place partial enlarged drawing of Fig. 1;
Fig. 3 is the connection structure scheme drawing of walking crosswise girder and end carriage of many strong points of a kind of large span of the present invention suspension type crane;
The B place partial enlarged drawing of Fig. 4 Fig. 3;
Fig. 5 is the track of many strong points of a kind of large span of the present invention suspension type crane and the connection structure scheme drawing of bearing beam;
Fig. 6 is the C place partial enlarged drawing of Fig. 5;
Fig. 7 is the D place partial enlarged drawing of Fig. 5.
The specific embodiment
As shown in Figure 1, this many strong points of large span suspension type crane comprises walks crosswise girder 1, end carriage 2, crane carriage 3, track 4 and bearing beam 5.
Like Fig. 6, shown in 7, walk crosswise girder 1 and be square square steel-tube construction, crane comprise two equal in length, structure identical walk crosswise girder 1; Walk crosswise between the girder 1 for two and connect through four butt beams 2; Like Fig. 2,3, shown in 4; End carriage 2 main bodys are the channel-section steel structure, which is provided with four pulleys 6 and a motor 7, and pulley 6 is arranged on four edges in end carriage 2 grooves; Flexibly connect through gear between motor 7 and one of them pulley 6, be provided with the space between pulley 6 and end carriage 2 bottom portion of groove.End carriage 2 two ends are provided with L-shaped link span 11, and link span 11 is arranged on the bottom at end carriage 2 two ends, an end of link span 11 with walk crosswise girder 1 and captive joint.Walk crosswise girder 1 for two and be in parallel position relation, and two walked crosswise girder 1 and end carriage 2 segment distance of being separated by, crane carriage 3 is placed on two and walks crosswise on the girder 1.
As shown in Figure 2, track 4 is the H formed steel construction, and its width is less than end carriage 2 recess width.End carriage 2 places on the track 4 through pulley 6 and flexibly connects with track 4.Owing to walk crosswise girder 1 and be provided with four butt beams 2, every butt beam 2 all with walk crosswise girder 1 and be in vertical position relation, therefore four tracks 4 also with walk crosswise girder 1 and be vertical position relation.As shown in Figure 5, all be provided with attaching parts 8 at interval on every track 4, track 4 is connected with bearing beam 5 on being arranged in parallel within the warehouse roof truss through attaching parts 8.After the connection, be vertical position relation between track 4 and the bearing beam 5, bearing beam 5 with walk crosswise girder 1 and be parallel position and concern.Like Fig. 2,5, shown in 6, the T-shaped structure of the main body of attaching parts 8, the bottom is provided with the plane coupling end, and this end is captiveed joint with track 4 through screw; Top is the frame-type coupling end, is made up of positioning plate 9 and limited post 10, and this positioning plate 9 is the rectangular plate shape structure.Limited post 10 1 ends are defined on attaching parts 8 main bodys through nut, and the other end passes through fixed by nut on positioning plate 9.Be connected through four limited posts 10 between positioning plate 9 and the main body, after the connection, form tower structure between positioning plate 9 and the main body, be provided with rectangular through-hole.During installation, it is that bearing beam 5 limited plates 9 are pressed on attaching parts 8 main bodys that bearing beam 5 passes through hole, and then bearing beam 5 is fixed together with attaching parts 8.
During work, crane carriage 3 can be done linear reciprocating motion walking crosswise on the girder 1, therefore on same vertical plane, can easily accomplish lifting operation.End carriage 2 is provided with motor 7 and pulley 6, after motor 7 rotates, just can drive pulley 6 and rotate, and walks crosswise girder 1 thus and just can do linear reciprocating motion along track 4.So just can make and walk crosswise girder 1 and be on the different vertical planes, make crane carriage 3 have the ability of three-dimensional operation.
Be distributed in and form crisscross connection structure between bearing beam 5 and the track 4 on the roof truss, all pass through attaching parts 8 at each intersection point place and connect, the just feasible girder 1 of walking crosswise that is connected on the track 4 all has four strong points and is in the state of suspension at arbitrary region.Strength is dispersed on each track 4 after carrying weight, and passes to bearing beam 5, and therefore whole crane has very strong load-carrying capacity.Walk crosswise girder 1 because four strong points are arranged, can walk crosswise load-carrying between any two adjacent supports points of girder 1, this length of walking crosswise girder 1 through prolongation that is highly advantageous to enlarges the lifting span, makes crane have the advantages that large span lifts.All cover the bearing beam 5 and the track 4 identical that thereunder be crisscross arranged at roof truss, just can make crane be applicable to any large-scale factory building and warehouse with place length.
Claims (3)
1. crane; This crane comprises at least walks crosswise girder (1), end carriage (2), crane carriage (3) and track (4), and said walking crosswise between the girder (1) links together through end carriage (2), said end carriage (2) with walk crosswise girder (1) and be vertical position relation; Said crane carriage (3) is arranged on to be walked crosswise on the girder (1); Said end carriage (2) is movably connected on the track (4), it is characterized in that: said crane also comprises bearing beam (5), and said walking crosswise between the girder (1) connects through four butt beams (2) at least; At least be provided with four tracks (4) on the said bearing beam (5); Said end carriage (2) all flexibly connects with track (4), and said track (4) is fixed on the bearing beam (5), and is vertical position between track (4) and the bearing beam (5) and concerns.
2. according to the said crane of claim 1; It is characterized in that: be connected through attaching parts (8) between said track (4) and the bearing beam (5); Said attaching parts (8) be provided be used for track (4) bonded assembly plane coupling end be used for bearing beam (5) bonded assembly frame-type coupling end; The plane coupling end of said attaching parts (8) is captiveed joint with track (4) through screw, and said frame-type coupling end is provided with through hole, and said bearing beam (5) passes through hole and then is fixed on the attaching parts (8).
3. want 2 said cranes according to right; It is characterized in that: the frame-type coupling end of said attaching parts (8) is provided with positioning plate (9) and limited post (10); Said limited post (10) one ends are fixed on attaching parts (8) body; The other end is fixed on the positioning plate (9), and said positioning plate (9) is connected with attaching parts (8) body through four limited posts (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110152522XA CN102815622A (en) | 2011-06-08 | 2011-06-08 | Large-span multi-support point suspension crane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110152522XA CN102815622A (en) | 2011-06-08 | 2011-06-08 | Large-span multi-support point suspension crane |
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| Publication Number | Publication Date |
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| CN102815622A true CN102815622A (en) | 2012-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110152522XA Pending CN102815622A (en) | 2011-06-08 | 2011-06-08 | Large-span multi-support point suspension crane |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103193162A (en) * | 2013-04-16 | 2013-07-10 | 上海振华重工(集团)股份有限公司 | Crane heightening device and method |
| CN105883604A (en) * | 2016-06-21 | 2016-08-24 | 合肥市神雕起重机械有限公司 | Large-span multi-fulcrum single-beam crane |
| CN113562611A (en) * | 2021-06-21 | 2021-10-29 | 山东新沙单轨运输装备有限公司 | High-performance heavy rail and matched connecting piece thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2030186U (en) * | 1988-04-30 | 1989-01-04 | 铁道部大连机车车辆工厂 | Bridge crane |
| JPH0616385A (en) * | 1992-06-30 | 1994-01-25 | Taisei Corp | Frame mechanism suspending shift load |
| JPH08151188A (en) * | 1994-09-27 | 1996-06-11 | Takenaka Komuten Co Ltd | Direction change type slide crane and carrying system |
| US5934199A (en) * | 1996-09-06 | 1999-08-10 | Siemens Aktiengesellschaft | Apparatus for temporarily increasing the load-bearing capacity of bridge girders |
| CN201634330U (en) * | 2009-12-24 | 2010-11-17 | 西安神力起重运输机械有限公司 | Light-duty double-beam bridge crane |
| CN202080829U (en) * | 2011-06-08 | 2011-12-21 | 杭州力泰起重机械有限公司 | Large-span multi-support point hanging type crane |
-
2011
- 2011-06-08 CN CN201110152522XA patent/CN102815622A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2030186U (en) * | 1988-04-30 | 1989-01-04 | 铁道部大连机车车辆工厂 | Bridge crane |
| JPH0616385A (en) * | 1992-06-30 | 1994-01-25 | Taisei Corp | Frame mechanism suspending shift load |
| JPH08151188A (en) * | 1994-09-27 | 1996-06-11 | Takenaka Komuten Co Ltd | Direction change type slide crane and carrying system |
| US5934199A (en) * | 1996-09-06 | 1999-08-10 | Siemens Aktiengesellschaft | Apparatus for temporarily increasing the load-bearing capacity of bridge girders |
| CN201634330U (en) * | 2009-12-24 | 2010-11-17 | 西安神力起重运输机械有限公司 | Light-duty double-beam bridge crane |
| CN202080829U (en) * | 2011-06-08 | 2011-12-21 | 杭州力泰起重机械有限公司 | Large-span multi-support point hanging type crane |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103193162A (en) * | 2013-04-16 | 2013-07-10 | 上海振华重工(集团)股份有限公司 | Crane heightening device and method |
| CN105883604A (en) * | 2016-06-21 | 2016-08-24 | 合肥市神雕起重机械有限公司 | Large-span multi-fulcrum single-beam crane |
| CN113562611A (en) * | 2021-06-21 | 2021-10-29 | 山东新沙单轨运输装备有限公司 | High-performance heavy rail and matched connecting piece thereof |
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Application publication date: 20121212 |