CN101870436B - Tower crane - Google Patents
Tower crane Download PDFInfo
- Publication number
- CN101870436B CN101870436B CN201010003361.3A CN201010003361A CN101870436B CN 101870436 B CN101870436 B CN 101870436B CN 201010003361 A CN201010003361 A CN 201010003361A CN 101870436 B CN101870436 B CN 101870436B
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- CN
- China
- Prior art keywords
- trolley
- tower crane
- hook block
- transporting position
- bracketed part
- 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.)
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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
- B66C23/26—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 for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail
- B66C23/34—Self-erecting cranes, i.e. with hoisting gear adapted for crane erection purposes
- B66C23/344—Self-erecting cranes, i.e. with hoisting gear adapted for crane erection purposes adapted for transport purposes
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention relates to a tower crane, which can switch to a working position from a transporting position. The tower crane is provided with a tower frame having a single element or a plurality of parts, a hanging arm formed by a plurality of parts, a hoisting car and a sliding car with a hook, wherein the tower frame and the hanging arm are movably connected and/or pivoted together so as to place the hanging arm in parallel or superpose on the transporting position. On the transporting position, the hoisting car and the sliding car with a hook are arranged between two or more hanging arms.
Description
Technical field
The present invention relates to a kind of tower crane, it can be converted to control position from transporting position and vice versa, and described tower crane has: monomer or the pylon be made up of many parts, the cantilever be made up of many parts, trolley and hook block; Wherein pylon part and bracketed part can be interconnected movably and/or pivotally, and bracketed part can be interconnected movably and/or pivotally, and make on described transporting position, bracketed part is placed abreast and/or overlappingly.
Background technology
The different structure of known above-mentioned tower crane.
Such as known so-called folding-jib crane from EP1084983B1, described folding-jib crane is arranged on traveling gear, and can be converted to control position and vice versa from transporting position there.That this tower crane comprises monomer or the pylon be made up of many parts, the cantilever be made up of many parts, trolley and hook block.Bracketed part is interconnected movably and/or pivotally, and wherein on transporting position, bracketed part is interconnected movably and/or pivotally, makes on transporting position, and they are positioned on transport trolley abreast and/or overlappingly.On transporting position, trolley is fastened on cantilever by hook block usually.
In EP1084983B1, understand that the pylon how cantilever articulation piece is regained towards telescopically on transporting position folds in detail, and the cantilever of outside is gone back on cantilever articulation piece.In the cantilever of three parts, the cantilever part of cantilever articulation piece, cantilever middleware and outside folds in the mode of zigzag.Comprising top boom and lower boom and the connection of pivotable between each cantilever part be made up of lattice girder can be formed as, on the top boom making same cantilever part be pivotally connected to them and lower boom.
On the transporting position of folding-jib crane, trolley and the hook block be associated also must be received and fastening.For this reason from known in the state of the art, trolley is arranged on the short transition time part of hoisting crane rear end, and described transition piece is vertical on transporting position.In another embodiment, trolley arranges and is fastened on the middleware of foldable suspension arm of three parts, but the cantilever top be wherein placed on middleware must shorten in the space needed for trolley because otherwise cantilever tip will collide with outstanding trolley.
In addition, hook block and trolley must be fastened on their transporting position dividually by the blocking element of special setting for it.Usually these blocking elements are manually handled.This means that again, when tower crane is automatically holded up, corresponding blocking element manually must be unclamped by operator, and must again by correspondingly fastening when tower crane is turned up.
Summary of the invention
The object of the invention is, according to the invention provides a kind of tower crane, described tower crane has maximum tower height and maximum jib-length in the transportation lengths allowed.
Based on the tower crane of the above-mentioned type, this object is achieved by tower crane provided by the invention.
In tower crane of the present invention, described tower crane can be converted to control position from transporting position and vice versa, and pylon that is that described tower crane comprises monomer or that be made up of many parts, the cantilever be made up of many parts, trolley and hook block, wherein pylon part and bracketed part are interconnected movably and/or pivotally, and bracketed part is interconnected movably and/or pivotally, make on transporting position, bracketed part is placed abreast and/or overlappingly, and wherein on transporting position, trolley is fastened on cantilever preferably by hook block, trolley on transporting position and hook block are correspondingly contained between two or more bracketed part, and be preferably fastened on this position, and be provided with above the described structural unit be made up of described trolley and described hook block bracketed part and on described transporting position between the bracketed part on described structural unit opposite, form the parking space being used for described structural unit, and in order to form described parking space, the bracketed part on described opposite comprises the corresponding coupling in profile, there is taper, curved or curve form, or the bracketed part on described opposite is installed pivotally, for the formation of described parking space.
Due to this structure according to the present invention, the various piece of the cantilever be made up of many parts can have roughly the same length, makes it possible to the possible extreme length of transportation lengths on transporting position owing to allowing utilizing bracketed part completely.Therefore for given transportation lengths, maximum tower height and maximum jib-length can be reached.According to solution of the present invention, due to the trolley that correspondingly arranges or hook block, without the need to shortening in overlapping on transporting position or pylon part side by side or bracketed part the length of any one.According to the present invention, also corresponding cantilever can be configured to three chord members or four chord member systems.
Special structure of the present invention can from hereinafter obtaining.
On transporting position, advantageously, trolley and hook block can be combined into a structural unit.
Be provided with above the structural unit of trolley and hook block bracketed part and on transporting position between the bracketed part on this structural unit opposite, the parking space for structural unit can be formed.So on transporting position, the structural unit of trolley and hook block will sink in parking space.
Especially advantageously, in order to form parking space, bracketed part over there provides corresponding coupling in shape, the bracketed part on described opposite is such as provided with taper, curved or curve form.But alternately, the bracketed part on opposite also can be that the type of pivotable is to form parking space.In especially simple mode, hinged cantilever top can slightly deflection, makes the enough spaces forming cantilever middleware near its free end, so that can arrange the structural unit of trolley and hook block there.
Advantageously, parking space also can extend in adjacent bracketed part.
According to favourable design plan of the present invention, by being concavely formed hole to form structural unit between described trolley and described hook block in trolley, on described transporting position, described hook block can be moved in described hole.
On transporting position, the structural unit of trolley and hook block can be locked with the bracketed part being provided with described trolley above.
Locking can realize as follows, namely on hook block, is provided with clamping device, and described clamping device can engage with the contrary clamping device of cantilever side to lock.
According to a kind of embodiment, the horizontal yoke on hook block can be formed as corresponding clamping device, and described clamping device engages with the contrary clamping device being formed as hook element.
Especially advantageously, hole is arranged between the ropes pulley of trolley, and wherein the coaster of hook block can be contained in hole on 1/3 ground.
Especially advantageously, the hole in trolley forms passage, makes on transporting position, and conduit wall shape surrounds the coaster of hook block with engaging.In this case, also trolley is fastened on transporting position by the hook block that clamping device is fixing.
Accompanying drawing explanation
Further feature of the present invention, details and advantage is set forth in detail according to embodiment illustrated in the accompanying drawings, in the drawing:
Fig. 1 a and Fig. 1 b illustrates the lateral plan of tower crane of the present invention when it is folded to transporting position and back view;
Fig. 2 illustrates the detail view of Fig. 1 a;
Fig. 3 illustrates the enlarged drawing of Fig. 1 b, i.e. the back view of tower crane in folding position and in final position; And
Fig. 4,4a, 4b, 4c illustrate the detail view of the tower crane of Fig. 1, and when tower crane is converted to its transporting position, and trolley and hook block are fixed and fastened.
Detailed description of the invention
In the illustrated embodiment, the tower crane 1 shown in Fig. 1 a and 1b forms folding-jib crane, and described folding-jib crane is arranged on the underframe 10 of transport trolley 12.In Fig. 1 a and 1b, being about to the midway location before reaching final transporting position illustrates tower crane 1.If find out from Fig. 1 a, tower crane is made up of the two-part pylon 2 with pylon part 2a that telescopically stretches out and 2b.On the top of the pylon part 2b that telescopically stretches out, the cantilever 3 of three parts be made up of cantilever articulation piece 3a, cantilever middleware 3b and cantilever top 3c overlaps the to each other to be placed with zigzag.Three bracketed parts 3a, 3b and 3c are interconnected pivotally.
As shown in Figure 1 b, bracketed part 3a, 3b and 3c forms trichord bar cantilevers system.As Fig. 1 b and especially in figure 3, bracketed part 3b and 3c is laterally tilted relative to bracketed part 3a by corresponding hinge, makes it possible to utilize the space that can obtain on underframe 10 as far as possible compactly.About other details, clearly see EP1084983B1.
According to the present invention, the particularly important is, the structure on transporting position T of trolley 4 and hook block 5 and setting.About the structure of trolley 4 and hook block 5 especially see the detail view A in Fig. 1 a, described detail view exemplifies with the ratio amplified in fig. 2.
Bracketed part 3 shown in Figure 2.On cantilever centre portion 3b, trolley 4 is arranged on its position being present in transporting position T.Trolley 4 substantially has traditional structure and comprises ropes pulley 116,117, and described ropes pulley guides in the usual manner ropes 103.Between ropes pulley 116 and 117, hole 110 is formed with the form of passage 112.Passage 112 has conduit wall 112a, and the coaster 113 of hook block 5 sinks to along described conduit wall when moving in passage 112, and then leans against on passage.Hook block 5 is provided with load hook 111.Under the condition sunk to of hook block 5, hook block 5 forms structural unit 106 together with trolley 4.
By catch gear 109, total unit 106 to be fixed on transporting position T and fastening in this way in the manner shown in fig. 2.
Catch gear 109 is made up of the clamping element 109a be arranged on hook block 5, and described clamping element can engage with contrary clamping element 109b, as shown in Figure 2.
Clamping element 109a is horizontal yoke 114, and described horizontal yoke is connected on the coaster 113 of hook block 5 by two thin plates 115 be arranged in parallel, and described thin plate is dagger plate.On transporting position T, horizontal yoke engages with the contrary clamping element 109b being formed as claw in the manner shown in fig. 2.
With reference to figure 4, it can illustrate how trolley 4 and hook block 5 automatically can be converted on transporting position T in especially simple mode.Fig. 4 illustrates that hook block 5 is on its control position.In the process of Fig. 4 a, 4b and 4c, hook block is converted on transporting position as shown in fig. 4c.For this reason, trolley and hook block 5 combine to form structural unit 106.This is automatically realized by tension ropes 103, and described ropes guides on the pulley of trolley 4 and the pulley of hook block 5.By correspondingly straining ropes 103, hook block 5 is converted to the position shown in Fig. 4 a from the position shown in Fig. 4.The coaster 113 of hook block 5 enters and is designed in the hole 110 of passage 112 in trolley 4, and at described hole place, coaster is supported on conduit wall 112a.Form the structural unit 106 of trolley 4 and hook block 5 by this way.Therefore trolley 4 moves along the direction of arrow as is shown in fig. 4 a.Subsequently, the structural unit 106 of formation moves along the direction of arrow as shown in fig 4b, until yoke 114 engages with the contrary clamping device 109 being formed as claw.Subsequently, as shown in fig. 4c, by correspondingly reducing hook block 5 in the direction of the arrow, hook block 5 fixing on claw 109b can be realized.By this way, total unit 106 is fastened on transporting position T.
Shown in figure 2 in deformation program, because bracketed part 3a is tapered towards its top, so obtain the parking space 6 for holding the structural unit be made up of hook block 5 and trolley 4.This providing can the space of contained structure unit 106.The hook 111 of hook block 5 is mobile by (see Fig. 2) between two chord members of bracketed part 3c.
By being contained between bracketed part by trolley 4 and hook block 5, the obtainable transportation lengths for cantilever fully can be utilized.Trolley and load hook are arranged on jointly as structural unit on bracketed part, the structure of therefore whole tower crane is not affected, and guarantees the utilization of the best of the length of pylon.
Claims (10)
1. a tower crane (1), described tower crane (1) can be converted to control position (B) from transporting position (T) and vice versa, and described tower crane has:
Monomer or the pylon (2) be made up of many parts, the cantilever (3) be made up of many parts, trolley (4) and hook block (5);
Wherein pylon part (2a, 2b) and bracketed part (3a, 3b, 3c) can be interconnected movably, and described bracketed part (3a, 3b, 3c) can be interconnected movably, make on described transporting position (T), described bracketed part (3a, 3b, 3c) is placed abreast or overlappingly
It is characterized in that, on described transporting position (T), described trolley (4) and described hook block (5) are contained in two or more bracketed parts (3a, 3b, 3c), and the bracketed part (3a of the structural unit be made up of described trolley (4) and described hook block (5) is provided with above, 3b, 3c) and on described transporting position (T), be positioned at the bracketed part (3a on described structural unit opposite, 3b, 3c), formed and be used for described structural unit (4, 5) parking space (6), and in order to form described parking space (6), bracketed part (the 3a on described opposite, 3b, 3c) comprise the corresponding coupling in profile, or the bracketed part (3a on described opposite, 3b, 3c) install pivotally, for the formation of described parking space (6).
2. tower crane as claimed in claim 1, it is characterized in that, on described transporting position (T), described trolley (4) is fastened on cantilever by described hook block (5).
3. tower crane as claimed in claim 1, it is characterized in that, described parking space (6) extends in adjacent described bracketed part (3a, 3b, 3c).
4. tower crane as claimed in claim 1, it is characterized in that, by being concavely formed hole (110) to form the described structural unit be made up of described trolley (4) and described hook block (5) in trolley (4), can be moved in described hole (110) at the upper described hook block (5) of described transporting position (T).
5. tower crane as claimed in claim 4, it is characterized in that, on described transporting position (T), the described structural unit be made up of described trolley (4) and described hook block (5) can be locked with the described bracketed part (3a, 3b, 3c) being provided with described trolley (4) above.
6. tower crane as claimed in claim 5, it is characterized in that, described hook block is provided with clamping device (109a), and described clamping device (109a) can engage with the contrary clamping device (109b) of cantilever side to lock.
7. tower crane as claimed in claim 6, it is characterized in that, described clamping device (109a) on described hook block (5) forms horizontal yoke (114), and described contrary clamping device (109b) forms hook element, or vice versa.
8. tower crane as claimed in claim 7, it is characterized in that, described hole is arranged between the ropes pulley (116,117) of described trolley (4), and the coaster (113) of described hook block (5) can be contained in described hole (110) on 1/3 ground.
9. tower crane as claimed in claim 8, it is characterized in that, described hole (110) in described trolley (4) is formed as passage (112), make on described transporting position (T), conduit wall (112a) shape surrounds the described coaster (113) of described hook block (5) with engaging.
10. tower crane as claimed in claim 1, it is characterized in that, the bracketed part (3a, 3b, 3c) on described opposite has taper or curved shaped form.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102009005237A DE102009005237A1 (en) | 2009-01-21 | 2009-01-21 | Tower Crane |
| DE102009005237.2 | 2009-01-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101870436A CN101870436A (en) | 2010-10-27 |
| CN101870436B true CN101870436B (en) | 2015-03-25 |
Family
ID=42115762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010003361.3A Active CN101870436B (en) | 2009-01-21 | 2010-01-21 | Tower crane |
Country Status (4)
| Country | Link |
|---|---|
| EP (2) | EP2210851B1 (en) |
| CN (1) | CN101870436B (en) |
| DE (1) | DE102009005237A1 (en) |
| ES (2) | ES2867856T3 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITTO20110886A1 (en) * | 2011-10-04 | 2013-04-05 | Gru Dalbe Srl | AUTO-PILLAR CRANE |
| ITTO20110887A1 (en) * | 2011-10-04 | 2013-04-05 | Gru Dalbe Srl | SUPPORT BASE FOR SELF-PILLAR CRANE AND SELF-PILLAR CRANE INCLUDING A SUPPORTING BASE |
| DE102012018111A1 (en) | 2012-09-13 | 2014-03-13 | Liebherr-Werk Biberach Gmbh | Tower Crane |
| DE102013009564A1 (en) * | 2013-06-06 | 2014-12-11 | Liebherr-Werk Biberach Gmbh | Device for connecting profile elements |
| DE102018214847B3 (en) | 2018-08-31 | 2019-12-24 | Tadano Faun Gmbh | Holding device for a hook bottle rack of a mobile crane, superstructure for a mobile crane and mobile crane |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2247650Y (en) * | 1995-03-07 | 1997-02-19 | 桂林市建工机械厂 | Collapsible tower crane |
| EP1084981A1 (en) * | 1999-09-17 | 2001-03-21 | Liebherr-Werk Biberach GmbH | Articulated trussed beam with triangular section |
| CA2414173A1 (en) * | 2000-07-11 | 2002-01-17 | Jean-Marc Yerly | Articulated jib crane |
| US6439408B1 (en) * | 1999-04-23 | 2002-08-27 | Potain | Crane with jib having multiple functions |
| CN1636856A (en) * | 2004-01-09 | 2005-07-13 | 神钢起重机株式会社 | Traveling crane and assembling/disassembling method thereof |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR85559E (en) * | 1964-03-24 | 1965-09-03 | Ponton Freres & Cie Ets | Development of telescopic construction cranes to increase mast height |
| AT294370B (en) * | 1969-10-22 | 1971-11-25 | Wetzel Kg | Tower crane |
| DE2053450C2 (en) * | 1970-10-30 | 1973-01-18 | Fa Wilhelm Reich | TOWER CRANE |
| SU738985A1 (en) * | 1977-06-17 | 1980-06-05 | Всесоюзный конструкторско-технологический институт по механизации монтажных и специальных строительных работ | Method and arrangement for installation and dismantling of telescopic tower crane |
| DE4344733A1 (en) * | 1993-12-27 | 1995-06-29 | Liebherr Werk Biberach Gmbh | Tower crane |
| FR2765564B1 (en) * | 1997-07-02 | 1999-08-27 | Potain Sa | MATURE FOLDABLE IN THREE ELEMENTS WITH FOLDING / FOLDING DEVICE FOR TOWER CRANE |
| DE50011424D1 (en) | 1999-09-17 | 2005-12-01 | Liebherr Werk Biberach Gmbh | Tower Crane |
| KR100846209B1 (en) * | 2007-04-12 | 2008-07-14 | 케이엔에프중공업주식회사 | Trolley for tower crane |
-
2009
- 2009-01-21 DE DE102009005237A patent/DE102009005237A1/en not_active Ceased
- 2009-11-11 ES ES16201390T patent/ES2867856T3/en active Active
- 2009-11-11 EP EP09014123.5A patent/EP2210851B1/en active Active
- 2009-11-11 ES ES09014123T patent/ES2744359T3/en active Active
- 2009-11-11 EP EP16201390.8A patent/EP3165495B1/en active Active
-
2010
- 2010-01-21 CN CN201010003361.3A patent/CN101870436B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2247650Y (en) * | 1995-03-07 | 1997-02-19 | 桂林市建工机械厂 | Collapsible tower crane |
| US6439408B1 (en) * | 1999-04-23 | 2002-08-27 | Potain | Crane with jib having multiple functions |
| EP1084981A1 (en) * | 1999-09-17 | 2001-03-21 | Liebherr-Werk Biberach GmbH | Articulated trussed beam with triangular section |
| CA2414173A1 (en) * | 2000-07-11 | 2002-01-17 | Jean-Marc Yerly | Articulated jib crane |
| CN1636856A (en) * | 2004-01-09 | 2005-07-13 | 神钢起重机株式会社 | Traveling crane and assembling/disassembling method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2210851B1 (en) | 2019-06-05 |
| EP2210851A3 (en) | 2013-05-29 |
| CN101870436A (en) | 2010-10-27 |
| ES2867856T3 (en) | 2021-10-21 |
| ES2744359T3 (en) | 2020-02-24 |
| EP3165495A1 (en) | 2017-05-10 |
| EP3165495B1 (en) | 2021-02-17 |
| EP2210851A2 (en) | 2010-07-28 |
| DE102009005237A1 (en) | 2010-07-29 |
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