CN105480857A - Side rail type single-girder overhead crane - Google Patents
Side rail type single-girder overhead crane Download PDFInfo
- Publication number
- CN105480857A CN105480857A CN201610068262.0A CN201610068262A CN105480857A CN 105480857 A CN105480857 A CN 105480857A CN 201610068262 A CN201610068262 A CN 201610068262A CN 105480857 A CN105480857 A CN 105480857A
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- Prior art keywords
- girder
- web
- lower cover
- bridge type
- load
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C7/00—Runways, tracks or trackways for trolleys or cranes
- B66C7/16—Devices specially adapted for limiting trolley or crane travel; Arrangements of buffer-stops
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C17/00—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The invention discloses a side rail type single-girder overhead crane. The crane comprises a girder extending in the front-back direction, and a trolley movably assembled on the girder in a guide mode. The trolley comprises an operating mechanism. The girder comprises a lower cover plate. At least one of the left side and the right side of the girder is provided with a bearing rail extending in the front-back direction. The operating mechanism comprises a guide limiting mechanism. A limiting structure which is matched with the guide limiting mechanism in a guide mode and prevents the trolley from being disengaged from the girder in the running process is arranged on the girder. The operating mechanism is located above the lower cover plate of the girder. The trolley is arranged on the two sides or one side, in the length direction, of the girder of the crane, the operating mechanism of the trolley is located above the lower cover plate of the girder, compared with the structural form that in the prior art, the trolley is hung below the girder, the rising height of a hoisting hook of the trolley is not limited by the lower cover plate any more, and the hoisting height of the crane can be obviously increased.
Description
Technical field
The present invention relates to a kind of siding track formula mono beam crane in bridge type.
Background technology
Crane in bridge type is widely used in the places such as workshop, warehouse, stock ground, for the occasion that hoisting capacity is less, adopts single-beam bridge-type crane with electric hoist more.The version that the many employings of structure of mono beam crane in bridge type are traditional, the employing single crab operating structure that hoisting capacity is slightly little, the employing double trolley operating structure that hoisting capacity is slightly a little bigger.Girder adopts the pattern of bag I-beam section, main beam structure complex manufacturing.For this problem, Chinese patent CN101973485A(Shen Qing Publication day is 2011.02.16) disclose a kind of Novel electric hoist mono-beam bridge type crane, the girder of this hoisting crane comprises upper cover plate, web and lower cover, web is arranged between upper cover plate and lower cover, by the case structure that upper cover plate and lower cover are connected, and place in the junction of web and lower cover the slab being used as guide rail.The operating unit of dolly comprises adhesion wheel, driven wheel, and adhesion wheel and driven wheel are suspended on the slab on girder.But because electric reel is suspended on link plate, electric reel is positioned at the below of whole girder, when reality uses, will there is certain defect, such as, this set form can reduce the lifting altitude of hoisting crane.
Summary of the invention
The object of this invention is to provide a kind of siding track formula mono beam crane in bridge type, the technical matters be restricted with the lifting altitude solving existing single-beam crane.
In order to realize above object, the technical scheme of siding track formula mono beam crane in bridge type of the present invention is as follows: siding track formula mono beam crane in bridge type, comprise the girder extended along the longitudinal direction, guiding movement is assemblied in the dolly on girder, dolly comprises operating unit, operating unit comprises adhesion wheel, girder comprises lower cover, at least side in the left and right sides of described girder is provided with the Load-bearing rail extended along the longitudinal direction, adhesion wheel runs along described Load-bearing rail, described operating unit also comprises guide and limit mechanism, described girder is provided with to lead with described guide and limit mechanism and coordinates, prevent dolly from operational process, departing from the position limiting structure of girder, described operating unit is positioned at the top of the lower cover of girder.
Described girder also comprises the first web be located on lower cover, the second web and upper cover plate, described girder is box-structure, upper cover plate is stretched out in the upper end of described first web and/or the second web, and the part protruding upward described upper cover plate of described first web and/or the second web forms corresponding described position limiting structure.
Described girder also comprises the first web be located on lower cover, the second web and upper cover plate, and described girder is box-structure, and described upper cover plate is provided with the limit track extended along the longitudinal direction, and limit track forms described position limiting structure.
Described dolly has two and lays respectively at the left and right sides of described girder, described dolly comprises main suspension hook, be provided with balancing suspension hook between the main suspension hook of two dollies, described balancing suspension hook comprises hook body and equalizing bar, and the two ends of described equalizing bar are connected on the main suspension hook of dolly.
Described lower cover stretches out the first described web and/or the second web in left-right direction, the part of stretching out the first described web and/or the second web of described lower cover is provided with track girder, and described track girder comprises the rail supported plate for supporting described Load-bearing rail extended along the longitudinal direction.
Described first web and/or the second web are provided with the hauling-chain frame for Power Support drag chain, form dee between described hauling-chain frame with the corresponding web in the first web and/or the second web.
Described upper cover plate is provided with the hauling-chain frame for Power Support drag chain, and described hauling-chain frame has the dee extended along the longitudinal direction.
Described operating unit comprises initiatively wheel carrier, load-carrying link plate, described driving wheel is arranged in active wheel carrier, load-carrying link plate is arranged on above active wheel carrier, described load-carrying link plate is bent plate, bent plate comprises riser and transverse slat, transverse slat extends to girder side, and described guide and limit mechanism is arranged on described transverse slat, and guide and limit mechanism comprises the track adjusting wheel that pivot center extends along the vertical direction.
On described riser, separable joint has lifting mechanism, and described lifting mechanism comprises the fixed frame that hoists, described in hoist in fixed frame and be provided with assembly pulley, described in hoist the arranged outside lifting motor of fixed frame.
Described riser is provided with load-carrying hanging hole, the side towards riser of the described fixed frame that hoists is provided with the hook for buckling in described load-carrying hanging hole, the described fixed frame that hoists is fastened by bolts buckling after on described riser, described in hoist on fixed frame and be provided with the bolt hole penetrated for described bolt in the below of described hook.
Beneficial effect of the present invention: the present invention improves the installation site of monkey and structure thereof, dolly is arranged on the both sides on the length direction of crane girder or side wherein, dolly is in the side of girder, forms the version of siding track formula.The operating unit of dolly is in the top of girder lower cover, and relative to the version be suspended on by dolly below girder of the prior art, the rise height of trolley lifting hook is no longer subject to the restriction of lower cover, obviously can improve the lifting altitude of hoisting crane.Be equipped with guide and limit mechanism again simultaneously, can prevent dolly from departing from girder, make trolley travelling more stable.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiments of the invention 1;
Fig. 2 is the section drawing of Fig. 1;
Fig. 3 is that two-shipper merges the schematic diagram used;
Fig. 4 is the structural representation of the girder in Fig. 2;
Fig. 5 is the cross section structure schematic diagram of embodiments of the invention 2;
Fig. 6 is the structural representation of the girder in Fig. 5;
Fig. 7 is the structural representation of the assembly pulley in Fig. 1;
Fig. 8 is the perspective view of Fig. 7;
Fig. 9 is the structural representation of the operating unit in Fig. 1;
Figure 10 is the structural representation of the lifting mechanism in Fig. 1;
Figure 11 is the structural representation of the fixed frame that hoists in Figure 10;
Figure 12 is the structural representation of the driving group in Figure 10;
Figure 13 is the structural representation of the chain guides in Figure 10;
Figure 14 is the cutaway view of Figure 12;
Figure 15 is the structural representation of the drive wheel in Figure 14;
Figure 16 is the structural representation of the axle drive shaft in Figure 14;
Figure 17 is the section drawing of another kind of main beam structure.
Detailed description of the invention
The embodiment 1 of siding track formula mono beam crane in bridge type of the present invention: as shown in Fig. 1-4,7-16, siding track formula mono beam crane in bridge type, comprises the girder 2, the guiding movement that extend along the longitudinal direction and is assemblied in dolly 4 on girder 2.The rear and front end of girder 2 is provided with runs end carriage 1, running end carriage 1 being arranged on operation on the large Car Track 11 in factory building accordingly, running end carriage and being driven by left and right operation motor 12.Run end carriage and be provided with end carriage electric box 13.Girder 2, in box-structure, comprises lower cover 25, is located at the first web 27, second web 24 on lower cover 25 and upper cover plate 26, first web 27, second web 24 and be arranged in parallel and between upper cover plate 26 and lower cover 25.Girder 2 inside is provided with inner reinforced plate.Lower cover 25 all to stretch out on the left of the first web 27, second web 24(along its Width be the first web, right side is the second web 24, lower cover 25 stretch out the first web 27 left, stretch out the second web 24 to the right).The part of stretching out the first web, the second web of lower cover 25 is equipped with track girder, track girder comprise extend along the longitudinal direction for support Load-bearing rail rail supported plate 28 and along reinforcement gusset 29 spaced on rail supported plate 28 length direction.Load-bearing rail 23 to be fixed on rail supported plate 28 and to extend along the longitudinal direction.Rail supported plate 28 and lower cover 25 be arranged in parallel.Upper cover plate 26 is all stretched out in the upper end of the first web 27, second web 24, and upper cover plate 26 is between the first web 27, second web 24.
Dolly 4 comprises operating unit, lifting mechanism, and operating unit comprises initiatively wheel carrier 42, load-carrying link plate 40, and the driving wheel of dolly is arranged in active wheel carrier 42, and driving wheel runs along Load-bearing rail 23.Initiatively the side of wheel carrier 42 is located at and is driven the front and back of driving wheel motion to run motor 43, and front and back are run motor 43 and extended in left-right direction.Load-carrying link plate 40 is arranged on above active wheel carrier, load-carrying link plate 40 is bent plate, and bent plate comprises riser 402 and transverse slat 401, and transverse slat 401 extends to girder side, transverse slat 401 is provided with guide and limit mechanism, and guide and limit mechanism comprises the track adjusting wheel 41 that pivot center extends along the vertical direction.The part protruding upward upper cover plate 26 of the first web 27, second web 24 forms corresponding position limiting structure, and the part that the second web 24 stretches out is designated as 241.Coordinated by the guide and limit of position limiting structure with track adjusting wheel 41, dolly 4 is operated steadily, and can prevent dolly 4 from operational process, departing from girder.
On riser 402, separable joint has lifting mechanism, and lifting mechanism comprises the fixed frame 46 that hoists, and is provided with assembly pulley in the fixed frame 46 that hoists, the arranged outside lifting motor 47 of the fixed frame 46 that hoists.Riser 402 is provided with load-carrying hanging hole 403, the hoist side towards riser 402 of fixed frame 46 is provided with for buckling the hook 461 in load-carrying hanging hole 403, the fixed frame 46 that hoists is fastened by bolts buckling after on riser 402, the fixed frame 46 that hoists is provided with the bolt hole 462 penetrated for bolt in the below of hook 461.Corresponding position on riser 402 is also provided with corresponding bolt penetration hole.The fixed frame 46 that hoists has the installation cavity of up/down perforation, and assembly pulley comprises fixed pulley group and guiding fixed pulley group, lifting hook pulley group in the same way, and lifting altitude does not limit by lifting mechanism framework, vertically can rise and be raised to and fixed pulley group parallel height in the same way.Particularly, fixed pulley comprises fixed pulley 1A53, in the same way fixed pulley 2A52, in the same way fixed pulley 1B55, in the same way fixed pulley 2B56 in the same way in the same way, lifting hook pulley group comprises lifting hook pulley 1C59, lifting hook pulley 2C58, guiding fixed pulley group comprises leading sheave D57, assembly pulley is wound with the chain 49 for being elevated suspension hook.Chain 49 one end is also provided with overload tractive sensor 54.Install in cavity and be provided with chain guides 50, chain guides 50 are provided with chain cable fairlead 501.Hoist also to be provided with below fixed frame 46 and hold chain bag 44.Lifting mechanism around chain mode, one end of chain 49 is fixed together by wearing pin with overload tractive sensor 54, the other end through fixed pulley 1A53 in the same way downwards around to lifting hook pulley 1C59 more upwards around then downward around to leading sheave D57 to fixed pulley 1B55 in the same way, through leading sheave D57 lead backward on around to fixed pulley 2B56 in the same way, through fixed pulley 2B56 in the same way downwards through lifting hook pulley 2C58 more upwards around to fixed pulley 2A52 in the same way, then extend in parallel the driving group 51 of chain from fixed pulley 2A52 in the same way.Driving group 51 comprises shell 513, drive wheel 512, drives adapter sleeve 514, axle drive shaft and two bearings, 511, two jump rings, adapter sleeve 514 is driven to connect drive wheel 512, axle drive shaft 515, between connected by the form of spline, axle drive shaft is driven by lifting motor 47.
Side in first web 27, second web 24 is provided with the hauling-chain frame 22 of Power Support drag chain, forms dee between hauling-chain frame 22 with the corresponding web in the first web 27, second web 24.Hauling-chain frame 22 is formed by two-flap.
In the present embodiment, dolly has two and lays respectively at the left and right sides of girder, is provided with balancing suspension hook between the main suspension hook 48 that dolly 4 comprises main suspension hook 48, two dollies, balancing suspension hook comprises hook body 72 and equalizing bar 71, and the two ends of equalizing bar 71 are connected on the main suspension hook 48 of dolly.The two ends of equalizing bar 71 are respectively equipped with the U-shaped snap ring 74 of the first U-shaped snap ring 73, second.The U-shaped snap ring 74 of first U-shaped snap ring 73, second is buckled on corresponding little car owner's suspension hook.Balancing suspension hook can hoisting weight is larger when two lifting mechanisms unite two into one goods.
In the present embodiment, the operating unit of dolly and hoist fixed frame 46, the assembly pulley of lifting mechanism are all positioned at the top of girder lower cover 25, relative to the hoisting crane be suspended on by operating unit on lower cover, can significantly improve the lifting altitude of hoisting crane.
The embodiment 2 of siding track formula mono beam crane in bridge type of the present invention: as seen in figs. 5-6, be with the difference of embodiment 1, right side in the left and right sides of girder is provided with the Load-bearing rail extended along the longitudinal direction, and only include a dolly, the adhesion wheel of dolly runs along Load-bearing rail.Structure in the box-structure of girder and embodiment 1 is slightly revised, to adapt to the operation of single crab.In other embodiments, the main beam structure in embodiment 1 can also be utilized.Second web 24 on the right side of girder is constant, and first web 31 in left side shortens in the height direction, and the first web 31 is between upper and lower cover plate.Hauling-chain frame 22 also only need be arranged on the second web 24.The part protruding upward upper cover plate 32 of the second web 24 forms the position limiting structure 241 to dolly.First web 31 and the definition of the second web 24 just to left and right sides web, be not limited to left side or right side, can exchange.
In other embodiments, girder also can adopt structure as shown in figure 17, is equipped with double trolley.Girder comprises the girder body in box-structure, girder body comprises lower cover 82, be located at the first web 81, second web 83 on lower cover 82 and upper cover plate 87, first web 81, second web 83 be arranged in parallel and between upper cover plate 87 and lower cover 82.Girder inside is provided with the inner reinforced plate of spaced apart reinforcement.Lower cover 82 all to stretch out on the left of the first web 81, second web 83(along its Width be the first web, right side is the second web 83, lower cover 82 stretch out the first web 81 left, stretch out the second web 83 to the right.The part of stretching out the first web 81, second web 83 of lower cover 82 is equipped with track girder, track girder comprise extend along the longitudinal direction for support Load-bearing rail 86 rail supported plate 85 and along load-bearing gusset 84 spaced on rail supported plate 85 length direction.Load-bearing gusset 84 has the joint face be connected with the rail supported plate 85 on the rail supported plate in the first web 81, left side or the second web 83, right side, and the lower surface of load-bearing gusset 84 is connected on lower cover 82.Load-bearing rail 86 to be fixed on rail supported plate 85 and to extend along the longitudinal direction.Rail supported plate 85 and lower cover 82 be arranged in parallel.Upper cover plate 87 is provided with the hauling-chain frame 88 for Power Support drag chain 93.Hauling-chain frame 88 is formed by opening up U-shaped plate, and the diapire of U-shaped plate forms the bearing surface of Power Support drag chain 93.Owing to being double trolley, therefore, power supply drag chain 93, hauling-chain frame 88 are all arrange two.Upper cover plate 87 is provided with limit track 89, and limit track 89 forms the position limiting structure spacing to dolly.The medial surface of limit track 89 leads with the track adjusting wheel 92 of dolly and coordinates.The operating unit 90 of dolly is provided with anticreep adapter plate 91, the end of anticreep adapter plate 91 is close to the downside of upper cover plate 87, anticreep adapter plate play prevent at hoisting crane just in case overweight time the chain breakage that hoists lifting mechanism popped up the effect causing derailing and accident hazard.
In other embodiments, Load-bearing rail can directly be arranged in the part of stretching out on lower cover, or is directly formed by the part of stretching out of lower cover.
In other embodiments, guide and limit mechanism also can adopt an antifriction-bearing box to replace track adjusting wheel, or directly adopts guide runner, and guide runner coordinates with the inner side guide and limit of limit track.
The present invention in use, two lifting mechanisms can be operated respectively and lift different goods, can exchange arbitrarily two lifting mechanisms through electrical equipment control, if when a lifting mechanism breaks down wherein, another lifting mechanism can be called at any time enter any impact that mode of operation can not be subject to fault lifting mechanism, thus ensure that the safety in production of enterprise.Two lifting mechanisms merge use through electrical equipment control, can put down the height lifted the larger goods of weight ratio, goods is winched to other hoisting crane institute out of reach according to the size of hung object at diverse location.
Siding track formula single-beam crane has that lifting altitude superelevation, running space are large, small in volume, compact conformation, stable, energy-conserving and environment-protective low noise, maintenance rate are low, easy to operate, can realize the high performance of multi-purpose machine.
Claims (10)
1. a siding track formula mono beam crane in bridge type, comprise the girder extended along the longitudinal direction, guiding movement is assemblied in the dolly on girder, dolly comprises operating unit, operating unit comprises adhesion wheel, girder comprises lower cover, it is characterized in that: at least side in the left and right sides of described girder is provided with the Load-bearing rail extended along the longitudinal direction, adhesion wheel runs along described Load-bearing rail, described operating unit also comprises guide and limit mechanism, described girder is provided with to lead with described guide and limit mechanism and coordinates, prevent dolly from operational process, departing from the position limiting structure of girder, described operating unit is positioned at the top of the lower cover of girder.
2. siding track formula mono beam crane in bridge type according to claim 1, it is characterized in that: described girder also comprises the first web be located on lower cover, the second web and upper cover plate, described girder is box-structure, upper cover plate is stretched out in the upper end of described first web and/or the second web, and the part protruding upward described upper cover plate of described first web and/or the second web forms corresponding described position limiting structure.
3. siding track formula mono beam crane in bridge type according to claim 1, it is characterized in that: described girder also comprises the first web be located on lower cover, the second web and upper cover plate, described girder is box-structure, described upper cover plate is provided with the limit track extended along the longitudinal direction, and limit track forms described position limiting structure.
4. siding track formula mono beam crane in bridge type according to claim 1, it is characterized in that: described dolly has two and lays respectively at the left and right sides of described girder, described dolly comprises main suspension hook, balancing suspension hook is provided with between the main suspension hook of two dollies, described balancing suspension hook comprises hook body and equalizing bar, and the two ends of described equalizing bar are connected on the main suspension hook of dolly.
5. siding track formula mono beam crane in bridge type according to claim 1, it is characterized in that: described lower cover stretches out the first described web and/or the second web in left-right direction, the part of stretching out the first described web and/or the second web of described lower cover is provided with track girder, and described track girder comprises the rail supported plate for supporting described Load-bearing rail extended along the longitudinal direction.
6. the siding track formula mono beam crane in bridge type according to any one of claim 2 to 5, it is characterized in that: described first web and/or the second web are provided with the hauling-chain frame for Power Support drag chain, between described hauling-chain frame with the corresponding web in the first web and/or the second web, form dee.
7. the siding track formula mono beam crane in bridge type according to any one of claim 2 to 5, it is characterized in that: described upper cover plate is provided with the hauling-chain frame for Power Support drag chain, described hauling-chain frame has the dee extended along the longitudinal direction.
8. siding track formula mono beam crane in bridge type according to claim 1, it is characterized in that: described operating unit comprises initiatively wheel carrier, load-carrying link plate, described driving wheel is arranged in active wheel carrier, load-carrying link plate is arranged on above active wheel carrier, described load-carrying link plate is bent plate, and bent plate comprises riser and transverse slat, and transverse slat extends to girder side, described guide and limit mechanism is arranged on described transverse slat, and guide and limit mechanism comprises the track adjusting wheel that pivot center extends along the vertical direction.
9. siding track formula mono beam crane in bridge type according to claim 8, it is characterized in that: on described riser, separable joint has lifting mechanism, described lifting mechanism comprises the fixed frame that hoists, described in hoist in fixed frame and be provided with assembly pulley, described in hoist the arranged outside lifting motor of fixed frame.
10. siding track formula mono beam crane in bridge type according to claim 9, it is characterized in that: described riser is provided with load-carrying hanging hole, the side towards riser of the described fixed frame that hoists is provided with the hook for buckling in described load-carrying hanging hole, the described fixed frame that hoists is fastened by bolts buckling after on described riser, described in hoist on fixed frame and be provided with the bolt hole penetrated for described bolt in the below of described hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610068262.0A CN105480857B (en) | 2016-02-01 | 2016-02-01 | A kind of siding track formula mono beam crane in bridge type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610068262.0A CN105480857B (en) | 2016-02-01 | 2016-02-01 | A kind of siding track formula mono beam crane in bridge type |
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| Publication Number | Publication Date |
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| CN105480857A true CN105480857A (en) | 2016-04-13 |
| CN105480857B CN105480857B (en) | 2017-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610068262.0A Active CN105480857B (en) | 2016-02-01 | 2016-02-01 | A kind of siding track formula mono beam crane in bridge type |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118373320A (en) * | 2024-06-21 | 2024-07-23 | 焱海建工有限公司 | Fixing device of suspension crane for constructional engineering |
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| CN102910175A (en) * | 2011-08-02 | 2013-02-06 | 盐城海旭数控装备有限公司 | Suspension device for side-mounted double-power driven rail trolley bus |
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| CN205500582U (en) * | 2016-02-01 | 2016-08-24 | 王历鑫 | Single beam bridge crane of siding track formula |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US3122105A (en) * | 1962-05-28 | 1964-02-25 | Lester G Scherer | Monorail system |
| CN2182799Y (en) * | 1993-12-13 | 1994-11-16 | 上海大力神起重运输机械(集团)公司 | Case like main beam for electric single beam crane |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118373320A (en) * | 2024-06-21 | 2024-07-23 | 焱海建工有限公司 | Fixing device of suspension crane for constructional engineering |
| CN118373320B (en) * | 2024-06-21 | 2024-08-23 | 焱海建工有限公司 | Fixing device of suspension crane for constructional engineering |
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| Publication number | Publication date |
|---|---|
| CN105480857B (en) | 2017-10-03 |
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