CN107055367A - The central jack-up system of internally climbing tower crane - Google Patents
The central jack-up system of internally climbing tower crane Download PDFInfo
- Publication number
- CN107055367A CN107055367A CN201710408159.0A CN201710408159A CN107055367A CN 107055367 A CN107055367 A CN 107055367A CN 201710408159 A CN201710408159 A CN 201710408159A CN 107055367 A CN107055367 A CN 107055367A
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- CN
- China
- Prior art keywords
- jacking
- tower crane
- section
- climb
- cross beam
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- 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
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
- B66F3/242—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated suspended jacks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
- B66F3/25—Constructional features
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The central jack-up system for the internally climbing tower crane that the present invention is provided, including：Jacking cylinder and be connected with each other in climb up section and it is interior climb down section, inside climb up section provided with spandrel girder and climb crossbeam, the crossbeam that climbs is connected with spandrel girder；Inside climb down and jacking cross beam is provided with section, jacking cross beam can vertically be moved relative to the interior section that climbs down；Jacking cylinder, which is supported on, to climb between crossbeam and jacking cross beam；The crossbeam that climbs is provided with the pawl that swashes that can be stretched out to both sides, and jacking cross beam under being stretched out to both sides provided with climbing pawl.The central jack-up system for the internally climbing tower crane that the present invention is provided, is not required to dismantle jack-up system, easy to use, operating efficiency is high when climbing.
Description
Technical field
The invention belongs to hoisting machinery technical field, the central jack-up system of more particularly to a kind of internally climbing tower crane.
Background technology
The internally climbing tower crane that current China generally uses is the smooth internally climbing tower crane of ripple.The climbing technique of the smooth internally climbing tower crane of ripple uses frame
Frame laterally pushed type, be characterized in using three sets it is in bulk in climb the weight that framework and the bulky load-bearing load bearing beam tower crane of the six roots of sensation are climbed,
Hydraulic station is placed in outside tower body with hydraulic jack, realizes that tower crane is climbed using side jack-up method.Tower crane, which is often climbed, once just will
By it is nethermost it is a set of in climb framework and the dismounting of two spandrel girders, move one layer of progress of reinstalling, weld and detect a flaw topmost to
Safe handling.Meanwhile, three or four floors will be removed on hydraulic station and hydraulic jack again and reinstalled, carry out side jacking next time.
If operation is smooth, also to hurry two days or so can just climb once, just in case side jacking gets into trouble, and can just climb within several days one
It is secondary.
The content of the invention
For defect of the prior art, the present invention provides a kind of central jack-up system of internally climbing tower crane, when tower crane is climbed
It is not required to dismantle the central jack-up system, easy to use, operating efficiency is high.
The central jack-up system for the internally climbing tower crane that the present invention is provided, including：Jacking cylinder and the interior of interconnection climb up section
Section is climbed down with interior, the interior section of climbing up is provided with spandrel girder and the crossbeam that climbs, and the crossbeam that climbs is connected with the spandrel girder；It is described
Inside climb down and jacking cross beam is provided with section, the jacking cross beam can vertically be moved relative to the interior section that climbs down；The top
Oil-lifting jar is supported on described climb between crossbeam and the jacking cross beam；The crossbeam that climbs is upper provided with what can be stretched out to both sides
Pawl is climbed, the jacking cross beam also is provided with climbing pawl under can stretching out to both sides.
The embodiment provided according to the present invention, the interior section that climbs down is described provided with jacking passage vertically
Jacking cross beam is slidably arranged in the jacking passage.
The embodiment provided according to the present invention, the jacking cross beam is connected by locating wheel with the jacking passage.
The embodiment provided according to the present invention, the crossbeam that climbs is provided with load-bearing bi-lug plate, and the jacking cross beam is equal
Provided with jacking bi-lug plate, the two ends of the jacking cylinder are respectively by hinge in corresponding bi-lug plate.
The embodiment provided according to the present invention, in addition to it is arranged on the first operating platform that section is climbed up in described.
The embodiment provided according to the present invention, first operating platform is provided with hydraulic oil container, the hydraulic oil container
Hydraulic power unit is installed, the hydraulic power unit is connected by high-pressure oil pipe with the jacking cylinder.
The embodiment provided according to the present invention, in addition to it is arranged on the second operating platform that section is climbed down in described.
The embodiment provided according to the present invention, the internal climbing foundation is provided with the 3rd operating platform.
The embodiment provided according to the present invention, the internal climbing foundation is provided with telescopic outrigger.
The operation principle of the central jack-up system for the internally climbing tower crane that the present invention is provided is as follows：During original state, swash pawl to
Overhang, be fastened on climbing on gusset for cat ladder, the gusset that climbs provides support force to central jack-up system, maintain central jacking system
The height of system；Because jacking cylinder is connected to the lower end for the crossbeam that climbs, when jacking cylinder shrinks, it can drive under jacking cylinder
The jacking cross beam at end is moved up, when moving on to predeterminated position on jacking cross beam, it is protruding under climb pawl, and drive the work of jacking cylinder
Stopper rod is displaced outwardly, and pawl is climbed under making is fastened on the another of cat ladder and climb on gusset, so that support force is provided by jacking cross beam, to
Climbed up in upper jack-up and section action simultaneously is climbed down in section, and drive, realize that tower crane is climbed.The central jack-up system of the present invention climbs
When, disassembly mechanism is not required to, easy to use, operating efficiency is high.
Beneficial effects of the present invention are as follows：
1st, the central lifting body of the internally climbing tower crane of the invention provided, is all dexterously arranged on interior section of climbing up and is climbed down with interior
Section, so as to realize mechanization and automation that new internally climbing tower crane climbs.
2nd, present invention eliminates the burden that framework and six roots of sensation spandrel girder are climbed in three sets of former " ripple is smooth " internally climbing tower crane, structure is tight
Gather, it is elegant in appearance, can be arranged on elevator in use, both save equipment funds, the use scope of internally climbing tower crane expanded again.
3rd, the present invention uses hydraulic central jacking, and tower-body standard section corner uniform stressed when tower crane is climbed has eradicated " ripple
It is smooth " a variety of hidden danger of internally climbing tower crane side jacking.
4th, the central lifting body of the internally climbing tower crane of offer of the invention can also climb up section, the interior section that climbs down inside and set respectively
First operating platform and the second operating platform, so that the 3rd operating platform of setting on the safety of operating personnel, internal climbing foundation is ensured,
Wherein, the first operating platform and the second operating platform can be semi-closed structure, and the 3rd operating platform is full-closed structure.Tower body
On tens sets of safe struts and sissy bar can be also installed, to climbing, personnel carry out comprehensive safeguard protection.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described.In all of the figs, similar element
Or part is general by similar reference mark.In accompanying drawing, each element or part might not be drawn according to actual ratio.
The structural representation of the central jack-up system for the internally climbing tower crane that Fig. 1 provides for an embodiment；
Fig. 2 is that to swash that pawl is fastened on the gusset that climbs be the structural representation of crossbeam of climbing；
Fig. 3 is the structural representation of jacking cross beam.
Description of reference numerals
Section is climbed up in 1-
11- spandrel girders
12- climbs crossbeam
13- load-bearing bi-lug plates
14- swashes pawl
Section is climbed down in 2-
21- jacking passages
22- jacking cross beams
221- locating wheels
23- jacking bi-lug plates
Pawl is climbed under 24-
3- jacking cylinders
31- cylinder sleeves
32- piston rods
33- hydraulic oil containers
4- cat ladder gussets
Embodiment
The embodiment of technical solution of the present invention is described in detail below in conjunction with accompanying drawing.Following examples are only used for
Clearly illustrate technical scheme, therefore be only used as example, and the protection model of the present invention can not be limited with this
Enclose.
It should be noted that unless otherwise indicated, technical term or scientific terminology used in this application should be this hair
The ordinary meaning that bright one of ordinary skill in the art are understood.
Referring to figs. 1 to Fig. 3, in an embodiment, the central jack-up system for the internally climbing tower crane that the present invention is provided, including：Jacking
Oil cylinder 3 and be connected with each other in climb up section 1 and it is interior climb down section 2, inside climb up section 1 provided with spandrel girder 11 and climb crossbeam 12, climb
Crossbeam 12 is connected with spandrel girder 11；Inside climb down and jacking cross beam 22 is provided with section 2, jacking cross beam 22 relatively interior can climb down 2 edges of section
Vertical direction is moved；Jacking cylinder 3, which is supported on, to climb between crossbeam 12 and jacking cross beam 22；The crossbeam 12 that climbs is provided with can be to two
The pawl 14 that swashes that side is stretched out, jacking cross beam 22 is provided with climbing pawl 24 under being stretched out to both sides.
During original state, the pawl 14 that swashes is protruding, is fastened on climbing on gusset 4 for cat ladder, 4 pairs of centers of gusset top of climbing
The system of liter provides support force, maintains the height of central jack-up system；Because jacking cylinder 3 is connected to the lower end for the crossbeam 12 that climbs,
When jacking cylinder 3 shrinks, the jacking cross beam 22 of the lower end of jacking cylinder 3 can be driven to move up, it is pre- when being moved on on jacking cross beam 22
If during position, it is protruding under climb pawl 24, and drive the piston rod 32 of jacking cylinder 3 to be displaced outwardly, pawl 24 climbed under making and is fastened on
Another level of cat ladder is climbed on gusset, climbs up section 1 so as to be provided by jacking cross beam 22 in support force, upward jack-up, and drive
Inside climb down section 2 to act simultaneously, realize that tower crane is climbed.When the central jack-up system of the present embodiment climbs, it is not required to dismantle central jacking
System, easy to use, operating efficiency is high.
In the present embodiment, jacking cylinder 3 includes cylinder sleeve 31 and piston rod 32, and cylinder sleeve 31 is connected with the crossbeam 12 that climbs, piston
Bar 32 is connected with jacking cross beam 22.
Section 2 is inside climbed down provided with jacking passage 21 vertically, jacking cross beam 22 is slidably arranged in jacking passage 21.
By jacking passage 21 to the formation guide effect of jacking cross beam 22 so that jacking cross beam 22 can glide along along jacking passage 21
It is dynamic.
More specifically, jacking cross beam 22 is connected by locating wheel 221 with jacking passage 21.By locating wheel 221 to jacking
The horizontal level of crossbeam 22 is defined, and prevents jacking cross beam 22 from swinging, so that when ensureing jacking, the perpendicularity of jacking cylinder 3,
Prevent jacking cylinder 3 from tilting, cause potential safety hazard.
More specifically, the crossbeam 12 that climbs is provided with load-bearing bi-lug plate 13, jacking cross beam 22 is equipped with jacking bi-lug plate 23, jacking
The two ends of oil cylinder 3 are respectively by hinge in corresponding bi-lug plate.In the present embodiment, pass through the form being hinged so that top
Oil-lifting jar 3 can be rotated relative to crossbeam, so that eliminating crossbeam tilts the stress concentration phenomenon caused.
More specifically, also including being arranged on interior the first operating platform for climbing up section 1.The first operating platform is in the present embodiment
Semi-closed structure, is made up of expanded metal lath.
More specifically, the first operating platform is provided with hydraulic oil container 33, hydraulic oil container 33 is provided with hydraulic power unit, hydraulic power unit
It is connected by high-pressure oil pipe with jacking cylinder 3.Start hydraulic power unit, hydraulic oil just can enter jacking cylinder 3, promote jacking horizontal
Beam 22 is descending.Pawl 24 is climbed under jacking cross beam 22 just to pass to the top lift of jacking cylinder 3 on the gusset of cat ladder.Due to cat ladder
Gusset is welded on the girder of inner climbing jacket frame, and the telescopic outrigger of girder extend into shear wall fixed, inner climbing jacket frame and cat ladder again
Can not be descending, and reaction force can only be produced, promote internally climbing tower crane to climb upwards.In the present embodiment, internally climbing tower crane climbs upwards
800-1000 millimeters, the pawl 14 that swashes for the crossbeam 12 that climbs just can be pressed in progress jacking on the upper level gusset of cat ladder and change step.
More specifically, also including being arranged on interior the second operating platform for climbing down section 2.The second operating platform is in the present embodiment
Semi-closed structure, is made up of expanded metal lath.
The central jack-up system for the internally climbing tower crane that the present embodiment is provided also includes：Be arranged on it is described in climb down section below it is interior
Climbing foundation.The internal climbing foundation is provided with the 3rd operating platform and telescopic outrigger of full-closed structure.The internal climbing foundation is provided with peace
Full strut and/or sissy bar.After the completion of climbing, operating personnel pull out the telescopic outrigger of internal climbing foundation, and telescopic outrigger is inserted
In preformed hole on shear wall, internally climbing tower crane base is fixed, while safe strut and sissy bar are fastened, just can be continued
The lifting operation of internally climbing tower crane.
In the description of the present application, it is to be understood that term " on ", " under ", "front", "rear", "left", "right", " water
It is flat ", " interior ", the orientation of the instruction such as " outer " or position relationship for based on orientation shown in the drawings or position relationship, merely to just
In the description present invention and simplify description, rather than indicate or imply signified device or element must have specific orientation, with
Specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating or implying relatively important
Property or the implicit quantity for indicating indicated technical characteristic.In the description of the invention, " multiple " are meant that two or more,
Unless otherwise specifically defined.
In the specification of the present invention, numerous specific details are set forth.It is to be appreciated, however, that embodiments of the invention can be with
Put into practice in the case of these no details.In some instances, known method, structure and skill is not been shown in detail
Art, so as not to obscure the understanding of this description.
In the description of this specification, specific features, structure, material or feature can be in any one or more embodiments
Or combined in an appropriate manner in example.In addition, in the case of not conflicting, those skilled in the art can say this
The feature of not be the same as Example or example and non-be the same as Example or example described in bright book is combined and combined.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme, it all should cover among the claim of the present invention and the scope of specification.
Claims (10)
1. the central jack-up system of internally climbing tower crane, it is characterised in that including：Jacking cylinder (3) and the interior of interconnection climb up section
(1) and it is interior climb down section (2), it is described in climb up section (1) and be provided with spandrel girder (11) and the crossbeam that climbs (12), the crossbeam that climbs (12)
It is connected with the spandrel girder (11)；Climbed down in described and jacking cross beam (22) is provided with section (2), the jacking cross beam (22) being capable of phase
The interior section (2) that climbs down vertically is moved；The jacking cylinder (3) is supported on climb crossbeam (12) and the top
Between liter crossbeam (22)；The crossbeam that climbs (12) is provided with the pawl that swashes (14) that can be stretched out to both sides, the jacking cross beam
(22) it is provided with being stretched out to both sides and climbs pawl (24).
2. the central jack-up system of internally climbing tower crane according to claim 1, it is characterised in that climb down section (2) in described and set
There is jacking passage (21) vertically, the jacking cross beam (22) is slidably arranged in the jacking passage (21).
3. the central jack-up system of internally climbing tower crane according to claim 2, it is characterised in that the jacking cross beam (22) is led to
Locating wheel (221) is crossed to be connected with the jacking passage (21).
4. the central jack-up system of internally climbing tower crane according to claim 1, it is characterised in that the crossbeam that climbs (12) sets
There is load-bearing bi-lug plate (13), the jacking cross beam (22) is equipped with jacking bi-lug plate (23), the two ends point of the jacking cylinder (3)
Not by hinge in corresponding bi-lug plate.
5. the central jack-up system of internally climbing tower crane according to claim 1, it is characterised in that also including being arranged in described
Climb up the first operating platform of section (1).
6. the central jack-up system of internally climbing tower crane according to claim 5, it is characterised in that first operating platform is set
Have a hydraulic oil container (33), the hydraulic oil container (33) is provided with hydraulic power unit, the hydraulic power unit by high-pressure oil pipe with it is described
Jacking cylinder (3) is connected.
7. the central jack-up system of internally climbing tower crane according to claim 1, it is characterised in that also including being arranged in described
Climb down the second operating platform of section (2).
8. the central jack-up system of internally climbing tower crane according to claim 1, it is characterised in that also including being arranged in described
Climb down the internal climbing foundation below section.
9. the central jack-up system of internally climbing tower crane according to claim 8, it is characterised in that the internal climbing foundation is provided with the
Three operating platforms.
10. the central jack-up system of internally climbing tower crane according to claim 8, it is characterised in that the internal climbing foundation is provided with
Telescopic outrigger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710408159.0A CN107055367A (en) | 2017-06-02 | 2017-06-02 | The central jack-up system of internally climbing tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710408159.0A CN107055367A (en) | 2017-06-02 | 2017-06-02 | The central jack-up system of internally climbing tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107055367A true CN107055367A (en) | 2017-08-18 |
Family
ID=59616236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710408159.0A Pending CN107055367A (en) | 2017-06-02 | 2017-06-02 | The central jack-up system of internally climbing tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107055367A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109399432A (en) * | 2018-11-23 | 2019-03-01 | 燕山大学 | A kind of hoistway job platform that climbs certainly |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0516938A1 (en) * | 1991-06-04 | 1992-12-09 | Liebherr-Werk Biberach GmbH | Device for the stepwise raising of heavy weights for tower cranes or working platforms |
| CN2679123Y (en) * | 2002-12-19 | 2005-02-16 | 胡建锋 | Internally creeping tower crane |
| CN103303811A (en) * | 2013-06-13 | 2013-09-18 | 山东丰汇设备技术有限公司 | Automatic jacking system of internal climbing tower crane |
| CN203359842U (en) * | 2013-06-28 | 2013-12-25 | 广西建工集团建筑机械制造有限责任公司 | Internal climbing crane with self-elevating jacking sleeve frame |
| CN103640995A (en) * | 2013-12-17 | 2014-03-19 | 中联重科股份有限公司 | Jacking step-changing device of internal-climbing tower crane and internal-climbing tower crane |
| CN204569054U (en) * | 2015-04-20 | 2015-08-19 | 西继迅达（许昌）电梯有限公司 | A kind of elevator car top guard shield |
| CN206828012U (en) * | 2017-06-02 | 2018-01-02 | 胡建锋 | The central jack-up system of internally climbing tower crane |
-
2017
- 2017-06-02 CN CN201710408159.0A patent/CN107055367A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0516938A1 (en) * | 1991-06-04 | 1992-12-09 | Liebherr-Werk Biberach GmbH | Device for the stepwise raising of heavy weights for tower cranes or working platforms |
| CN2679123Y (en) * | 2002-12-19 | 2005-02-16 | 胡建锋 | Internally creeping tower crane |
| CN103303811A (en) * | 2013-06-13 | 2013-09-18 | 山东丰汇设备技术有限公司 | Automatic jacking system of internal climbing tower crane |
| CN203359842U (en) * | 2013-06-28 | 2013-12-25 | 广西建工集团建筑机械制造有限责任公司 | Internal climbing crane with self-elevating jacking sleeve frame |
| CN103640995A (en) * | 2013-12-17 | 2014-03-19 | 中联重科股份有限公司 | Jacking step-changing device of internal-climbing tower crane and internal-climbing tower crane |
| CN204569054U (en) * | 2015-04-20 | 2015-08-19 | 西继迅达（许昌）电梯有限公司 | A kind of elevator car top guard shield |
| CN206828012U (en) * | 2017-06-02 | 2018-01-02 | 胡建锋 | The central jack-up system of internally climbing tower crane |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109399432A (en) * | 2018-11-23 | 2019-03-01 | 燕山大学 | A kind of hoistway job platform that climbs certainly |
| CN109399432B (en) * | 2018-11-23 | 2019-12-03 | 燕山大学 | A kind of hoistway job platform that climbs certainly |
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