CN102491192A - Tower crane introducing platform structure - Google Patents
Tower crane introducing platform structure Download PDFInfo
- Publication number
- CN102491192A CN102491192A CN2011104213709A CN201110421370A CN102491192A CN 102491192 A CN102491192 A CN 102491192A CN 2011104213709 A CN2011104213709 A CN 2011104213709A CN 201110421370 A CN201110421370 A CN 201110421370A CN 102491192 A CN102491192 A CN 102491192A
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- platform
- introduction
- tower
- advances
- power traction
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- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 description 7
- 239000000725 suspension Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
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
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention provides a tower crane introducing platform structure, which comprises an introducing platform, a pull rod and a turning lifting mechanism, wherein the introducing platform has a hinge part which is hinged with the main body of the tower crane; the first end of the pull rod is connected to the main body of the tower crane, while the second end of the pull rod is connected to the introducing platform; and the turning lifting mechanism drives and is connected to the introducing platform, so as to ensure the introducing platform to turn around the hinge part. The tower crane introducing platform structure provided by the invention can prevent the interference of a hook and the platform and reduce potential safety hazard, meanwhile the structure can reduce the introducing platform size, so that the structure is convenient for use and transportation.
Description
Technical field
The present invention relates to engineering machinery field, particularly a kind of tower power traction advances platform structure.
Background technology
Existing swing arm tower machine, particularly medium and small model swing arm tower machine, introduction of method under adopt in jacking supernumerary segment process more.Because the introduction angle of swing arm tower machine is generally between 84 °～86 °, under the long situation of jib length, when introducing standard knot; Suspension hook is apart from the distance at body of the tower center; Therefore, requiring to introduce the platform extension must be longer, thereby causes swing arm tower machine when wide-angle (by a small margin) is worked; Suspension hook is prone to and introduces the platform interference, influences tower machine efficient working range and safety in utilization.
Simultaneously, different with the platform tower with the tup tower, the introduction amplitude of the different brachiums of swing arm tower machine has nothing in common with each other.Under the long situation of galianconism, corresponding the reducing of introduction amplitude of tower machine requires corresponding reduction to introducing the flat-bed extension; At this moment; The introduction platform that extension is big is also inapplicable, and is even more serious to the influence of tower machine operating range, and it is excessive to introduce the platform oad; Installation and transportation inconvenience, traffic cost is high.
A kind of introduction platform structure of the prior art has been shown among Fig. 1, has introduced platform structure and comprise single platform 21 and pull bar 22 introduced, supplied to introduce carriage walking by the track of forming by shaped steel on it.The shortcoming of this scheme is: (1) single platform 21 of introducing is made up of single platform; Its extension can not change in tower machine course of normal operation, in jib wide-angle (by a small margin), particularly under the long situation of galianconism; Easy and the platform interference of suspension hook; Both influence the efficient working range of swing arm tower machine, also had potential safety hazard, influenced swing arm tower machine safety in utilization.(2) introduction platform 21 sizes are big, and rigidity is little, and transportation is inconvenient.
The another kind of platform structure of introducing of the prior art has been shown among Fig. 2.This introduction platform structure improves on the introduction flat-bed basis in Fig. 1, introduces platform 23 in comprising, introduces platform 24, long draw 25 and short rod 26 outward and form, and introduces platform 24 outward and 23 on interior introduction platform is hinged with bearing pin 27.Jacking is introduced platform 24 outward and can upwards be overturn after finishing.The shortcoming of this scheme is: (1) lacks corresponding upset auxiliary device though introduce flat-bed and introduce platform 24 parts outward and can overturn, the upset inconvenience, and reversal rate is uncontrollable, is prone to cause platform to rock, and has potential safety hazard during aloft work.(2) though introduction platform extension can shorten, and the length that shortens is fixed, under galianconism length situation, introduce platform extension still long (for ease of overturning, its outer introduction platform 24 is shorter relatively), during wide-angle work, suspension hook still possibly interfered with platform.
Summary of the invention
The present invention provides a kind of tower power traction to advance platform, interferes to prevent suspension hook and flat-bed, reduces potential safety hazard, can reduce to introduce simultaneously the flat-bed size, easy to use and transportation.
The present invention realizes through following technical scheme: a kind of tower power traction advances platform structure, comprising: introduce platform, have and tower machine main body pivotally attached articulated section; Pull bar, first end is connected with tower machine main body, and second end is connected with the introduction platform; The upset lift system drives to connect and introduces platform, and the introduction platform is overturn around the articulated section.
Further, introduce platform and comprise outer platform and the interior introduction platform introduced, introduce platform outward and removably be connected with interior introduction platform.
Further, introducing platform outward is connected with interior introduction platform bolted connection or bearing pin.
Further, pull bar is flexible.
Further, pull bar is made up of the more piece bar.
Further, articulate connection between the more piece bar.
Further, upset lift system captive joint tower machine main body drives connection through steel rope and introduces platform.
Further, introduce platform and be provided with the cart stationary otic placode.
Further, interior introduction platform is provided with the stroke limit plate away from an end of tower machine main body.
Further, the stroke limit plate is detachable.
Through technique scheme, major advantage of the present invention is that the turning introduction platform of (1) compound type has the upset lift system; The platform upset is convenient, laborsaving; Reversal rate is stable, controlled, and the impulsive force that produces in the time of can effectively reducing the platform upset improves processing safety.(2) rigidity is introduced platform and can be introduced the platform extension through whole upset and the shortening of decomposition and combination dual mode, can effectively enlarge tower machine operating range, improves the tower machine and is suitable for safety.Simultaneously, it is detachable to introduce platform outward, and interior introduction platform can work independently, and is strong to the applicability of different brachium situation.(3) rigidity is introduced the detachable assembling mode of platform, and installation and transportation are convenient, can reduce traffic cost; Simultaneously, introduce simple in structurely, be easy to promote.
Description of drawings
The accompanying drawing that constitutes a part of the present invention is used to provide further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, does not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 shows the scheme drawing that a kind of tower power traction of the prior art advances platform structure;
Fig. 2 shows the scheme drawing that another kind of tower power traction of the prior art advances platform structure;
The tower power traction that Fig. 3 shows one embodiment of the present of invention advances the schematic side view of the long-armed long status of platform structure;
The tower power traction that Fig. 4 shows one embodiment of the present of invention advances the introduction flat-bed scheme drawing in the platform structure;
The tower power traction that Fig. 5 shows one embodiment of the present of invention advances the schematic side view that platform structure is in collapsed state;
The tower power traction that Fig. 6 shows one embodiment of the present of invention advances the schematic side view of the galianconism long status of platform structure; And
The tower power traction that Fig. 7 shows one embodiment of the present of invention advances the enlarged diagram of the positioning plate part of platform structure.
The specific embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
The tower power traction that one embodiment of the present of invention have been shown among Fig. 3 advances the side-looking signal of the long-armed long status of platform structure.Tower power traction of the present invention advances platform structure; Comprise: introduce platform 5, long draw 3 and short rod 6 and 2 three main portions of upset lift system; The pull bar that can be made up of three pair rod of pull bar wherein, this pull bar is designed to and can folds, and also can be flexible drag-line.1 on the frame body structure of climbing of the introduction platform 5 of rigidity and tower machine is hinged with bearing pin 7, and is connected with the shelf structure 1 that climbs through two groups of flexible draw bars 3,6, forms the stability under loading structure.Upset lift system 2 is fixed on the shelf structure 1 that climbs, and introduces platform 5 through steel rope 4 and rigidity and is connected, and is used to pack up steel rope 4 and orders about the 5 upset liftings of introduction platform.
The tower power traction that Fig. 4 shows one embodiment of the present of invention advances the introduction flat-bed scheme drawing in the platform structure.Rigidity is introduced platform 5 and is made up of interior introduction platform 8 and outer platform 11 two parts of introducing, and being rigidly connected is integral to adopt detouchable mode (connect etc. like Bolt Connection, multi-pin axle, connect for bearing pin among Fig. 4) between the two, is convenient to transport and installation.The interior introduction is designed with introduction cart stationary otic placode 9 and detachable dolly stroke limit plate 10 on the platform 8.Cart stationary otic placode 9 is connected with dolly, fixedly dolly.Stroke limit plate 10 is installed in to be introduced the flat-bed far-end and is used to limit dolly and moves.
Turning tower power traction of the present invention advances the flat-bed working process and is:
(1) as shown in Figure 5, under the long-armed long situation, rigidity introduction platform 5 is formed the detachable stroke limit plate 10 in not comprising on the introduction platform 8 by interior introduction platform 8 and the outer platform 11 of introducing.Behind the jacking supernumerary segment, will introduce dolly 12 and be connected, guarantee that dolly 12 can not slide when introducing platform 5 upsets with cart stationary otic placode 9 usefulness bearing pins; Remove long draw 3 and the outer bearing pin of introducing between the platform 11 that is connected, rotate upset lift system 2, steel rope 4 is packed up shortening; Make rigidity introduce upwards upset of platform 5, flexible draw bar 6 respective folded on the interior introduction platform, at this moment; Rigidity is introduced platform 5 extensions and is reduced, and is convenient to the work of tower machine.
(2) under the long situation of galianconism, swing arm tower machine is lower to introducing the overhanging dimensional characteristic of flat-bed, can reduce to introduce the overhanging size of flat-bed through following two kinds of methods:
First method, same situation (1) is the same, realizes through the platform upset.
Second method: like Fig. 6 and shown in Figure 7, remove the outer platform 11 of introducing, dolly stroke limit plate 10 is installed in interior introduction platform 8 ends; Accordingly; Dismounting is fixed on the outer flexible draw bar of introducing on the platform 11 3, and steel rope 4 is connected to above the cart stationary otic placode 9 of interior introduction platform outer end, at this moment; Introduce platform and have and tup tower machine and the similar structural shape of tack tower machine, have turn over function simultaneously.Through platform dismounting and upset, can significantly reduce and introduce the overhanging size of platform, be convenient to the work of tower machine.
Tower power traction according to the present invention advances platform structure, has following beneficial effect:
(1) rigidity introduction platform is made up of two parts, and platform can shorten introduction platform extension through whole upset and decomposition and combination dual mode, can effectively enlarge tower machine operating range, improves the tower machine and is suitable for safety.Simultaneously, it is detachable to introduce platform outward, and interior introduction platform can work independently, and is strong to the applicability of different brachium situation.
(2) the turning introduction platform of novel combination type has the upset lift system, and the platform upset is convenient, laborsaving, and reversal rate is stable, controlled, and the impulsive force that produces in the time of can effectively reducing the platform upset improves processing safety.
(3) rigidity is introduced the detachable assembling mode of platform, and installation and transportation are convenient, can reduce traffic cost; Simultaneously, introduce simple in structurely, be easy to promote.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a tower power traction advances platform structure, it is characterized in that, comprising:
Introduce platform (5), have and tower machine main body (1) pivotally attached articulated section (7);
Pull bar (3,6), first end is connected with said tower machine main body (1), and second end is connected with said introduction platform (5);
Upset lift system (2) drives connection said introduction platform (5), and said introduction platform (5) is overturn around said articulated section (7).
2. tower power traction according to claim 1 advances platform structure, it is characterized in that, said introduction platform (5) comprises outer platform (11) and the interior introduction platform (8) introduced, and the said outer platform (11) of introducing removably is connected with the said interior platform (8) of introducing.
3. tower power traction according to claim 2 advances platform structure, it is characterized in that, the said outer platform (11) of introducing is connected with said interior introduction platform (8) bolted connection or bearing pin.
4. tower power traction according to claim 1 advances platform structure, it is characterized in that, said pull bar (3,6) is flexible.
5. tower power traction according to claim 1 advances platform structure, it is characterized in that, said pull bar (3,6) is made up of the more piece bar.
6. tower power traction according to claim 5 advances platform structure, it is characterized in that, articulates between the said more piece bar to connect.
7. tower power traction according to claim 1 advances platform structure, it is characterized in that, said upset lift system (2) is fixedly connected on the said tower machine main body (1), drives through steel rope (4) to connect said introduction platform (5).
8. tower power traction according to claim 1 advances platform structure, it is characterized in that, said introduction platform (5) is provided with cart stationary otic placode (9).
9. tower power traction according to claim 2 advances platform structure, it is characterized in that, said interior introduction platform (8) is provided with stroke limit plate (10) away from an end of said tower machine main body (1).
10. tower power traction according to claim 9 advances platform structure, it is characterized in that, said stroke limit plate (10) is detachable.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110421370 CN102491192B (en) | 2011-12-15 | 2011-12-15 | Tower crane introducing platform structure |
| PCT/CN2012/081955 WO2013086879A1 (en) | 2011-12-15 | 2012-09-25 | Tower crane access platform structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110421370 CN102491192B (en) | 2011-12-15 | 2011-12-15 | Tower crane introducing platform structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102491192A true CN102491192A (en) | 2012-06-13 |
| CN102491192B CN102491192B (en) | 2013-10-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110421370 Active CN102491192B (en) | 2011-12-15 | 2011-12-15 | Tower crane introducing platform structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102491192B (en) |
| WO (1) | WO2013086879A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103058072A (en) * | 2012-12-31 | 2013-04-24 | 大连理工大学 | Large luffing jib tower crane introduction mechanism |
| WO2013086879A1 (en) * | 2011-12-15 | 2013-06-20 | 中联重科股份有限公司 | Tower crane access platform structure |
| CN103171980A (en) * | 2013-04-03 | 2013-06-26 | 中联重科股份有限公司 | Tower crane and launching beam and launching system thereof |
| CN103723638A (en) * | 2014-01-13 | 2014-04-16 | 中联重科股份有限公司 | Climbing frame of tower crane and tower crane |
| WO2022057082A1 (en) * | 2020-09-21 | 2022-03-24 | 徐州建机工程机械有限公司 | Foldable introducing mechanism |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108128714B (en) * | 2017-12-13 | 2019-05-14 | 江麓机电集团有限公司 | A kind of derrick crane introduction platform safety protective device |
| CN110027992B (en) * | 2019-05-15 | 2024-04-12 | 沈阳建筑大学 | Automatic jacking and positioning device and method for standard section of tower crane |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB714819A (en) * | 1951-10-16 | 1954-09-01 | Tichauer M | Improvements in or relating to tower cranes and means for erecting same |
| DE1032908B (en) * | 1953-09-22 | 1958-06-26 | Tichauer Sarl M | Tower crane with a height-adjustable, rotatable boom along a mast |
| DE1035334B (en) * | 1955-01-04 | 1958-07-31 | Maschf Augsburg Nuernberg Ag | Procedure for erecting construction cranes |
| DE1245559B (en) * | 1960-06-28 | 1967-07-27 | Otto Kaiser K G Maschf | Height-adjustable tower crane, especially high-rise crane |
| SU506570A1 (en) * | 1972-07-21 | 1976-03-15 | Центральное Конструкторское Бюро "Строймаш" | Tower crane for construction work |
| DE3226211A1 (en) * | 1981-12-21 | 1983-07-14 | Liebherr-Werk Biberach Gmbh, 7950 Biberach | Tower tip with counter-jib |
| CN201313792Y (en) * | 2008-11-18 | 2009-09-23 | 江麓机电科技有限公司 | Lengthened hinge introducing platform of tower crane |
| CN201334326Y (en) * | 2008-12-31 | 2009-10-28 | 长沙中联重工科技发展股份有限公司 | Pull rod for balance arm of flat-top tower crane |
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| US3977531A (en) * | 1973-05-03 | 1976-08-31 | Sam P. Wallace Company, Inc. | Stiff-leg crane |
| CN2665098Y (en) * | 2003-12-29 | 2004-12-22 | 中国建筑科学研究院建筑机械化研究分院 | Hydraulic hoisting level bridge |
| JP2009149438A (en) * | 2007-11-29 | 2009-07-09 | Manitowoc Crane Companies Ltd | Connection system for crane boom segment |
| CN201495048U (en) * | 2009-08-24 | 2010-06-02 | 中昇建机(南京)重工有限公司 | Double movable-arm crane used for iron tower installation |
| CN201971572U (en) * | 2010-09-27 | 2011-09-14 | 中昇建机(南京)重工有限公司 | Movable arm type tower crane with suspension arm possible of being folded for dismounting |
| CN102491192B (en) * | 2011-12-15 | 2013-10-16 | 中联重科股份有限公司 | Tower crane introducing platform structure |
-
2011
- 2011-12-15 CN CN 201110421370 patent/CN102491192B/en active Active
-
2012
- 2012-09-25 WO PCT/CN2012/081955 patent/WO2013086879A1/en active Application Filing
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB714819A (en) * | 1951-10-16 | 1954-09-01 | Tichauer M | Improvements in or relating to tower cranes and means for erecting same |
| DE1032908B (en) * | 1953-09-22 | 1958-06-26 | Tichauer Sarl M | Tower crane with a height-adjustable, rotatable boom along a mast |
| DE1035334B (en) * | 1955-01-04 | 1958-07-31 | Maschf Augsburg Nuernberg Ag | Procedure for erecting construction cranes |
| DE1245559B (en) * | 1960-06-28 | 1967-07-27 | Otto Kaiser K G Maschf | Height-adjustable tower crane, especially high-rise crane |
| SU506570A1 (en) * | 1972-07-21 | 1976-03-15 | Центральное Конструкторское Бюро "Строймаш" | Tower crane for construction work |
| DE3226211A1 (en) * | 1981-12-21 | 1983-07-14 | Liebherr-Werk Biberach Gmbh, 7950 Biberach | Tower tip with counter-jib |
| CN201313792Y (en) * | 2008-11-18 | 2009-09-23 | 江麓机电科技有限公司 | Lengthened hinge introducing platform of tower crane |
| CN201334326Y (en) * | 2008-12-31 | 2009-10-28 | 长沙中联重工科技发展股份有限公司 | Pull rod for balance arm of flat-top tower crane |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013086879A1 (en) * | 2011-12-15 | 2013-06-20 | 中联重科股份有限公司 | Tower crane access platform structure |
| CN103058072A (en) * | 2012-12-31 | 2013-04-24 | 大连理工大学 | Large luffing jib tower crane introduction mechanism |
| CN103058072B (en) * | 2012-12-31 | 2015-04-08 | 大连理工大学 | Large luffing jib tower crane introduction mechanism |
| CN103171980A (en) * | 2013-04-03 | 2013-06-26 | 中联重科股份有限公司 | Tower crane and launching beam and launching system thereof |
| CN103171980B (en) * | 2013-04-03 | 2015-07-15 | 中联重科股份有限公司 | Tower crane and launching beam and launching system thereof |
| CN103723638A (en) * | 2014-01-13 | 2014-04-16 | 中联重科股份有限公司 | Climbing frame of tower crane and tower crane |
| CN103723638B (en) * | 2014-01-13 | 2015-09-09 | 中联重科股份有限公司 | The climbing support of tower crane and tower crane |
| WO2022057082A1 (en) * | 2020-09-21 | 2022-03-24 | 徐州建机工程机械有限公司 | Foldable introducing mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102491192B (en) | 2013-10-16 |
| WO2013086879A1 (en) | 2013-06-20 |
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Address after: 415106 Dingcheng City, Changde Province, the town of irrigation district ZOOMLION Creek Industrial Park Patentee after: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY Co.,Ltd. Address before: 410013 Yuelu District, Hunan, silver basin Road, No. 361, No. Patentee before: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY Co.,Ltd. |
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Address after: 410013 Yuelu District, Hunan, silver basin Road, No. 361, No. Patentee after: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY Co.,Ltd. Address before: 415106 Dingcheng City, Changde Province, the town of irrigation district ZOOMLION Creek Industrial Park Patentee before: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY Co.,Ltd. |