CN207312945U - The lifting fixed structure of assembly type Shackle assembly and crane arm - Google Patents
The lifting fixed structure of assembly type Shackle assembly and crane arm Download PDFInfo
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- CN207312945U CN207312945U CN201721400005.9U CN201721400005U CN207312945U CN 207312945 U CN207312945 U CN 207312945U CN 201721400005 U CN201721400005 U CN 201721400005U CN 207312945 U CN207312945 U CN 207312945U
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- lifting lug
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Abstract
It the utility model is related to the lifting device of derrick runway girder,Disclose a kind of lifting fixed structure of assembly type Shackle assembly and crane arm,The assembly type Shackle assembly includes left lifting lug (1),Right lifting lug (2) and upper connector (3) and lower connector (4),The left lifting lug (1) and the right lifting lug (2) have bare terminal end (10 relative to each other,20),The upper connector (3) and the lower connector (4) are adjustably worn respectively is connected in the bare terminal end (10,20) between and with the bare terminal end (10,20) around the clamping zone (5) formed for being fixed to crane arm,And the upper connector (3) and the lower connector (4) can be adjusted so that the bare terminal end (10 of the left lifting lug (1) and the right lifting lug (2),20) there is different spacing.The assembly type Shackle assembly can be formed between the top boom of crane arm and gripped, and prevent crane arm from being slided during lifting relative to Shackle assembly.
Description
Technical field
The lifting device of derrick runway girder is the utility model is related to, more particularly to a kind of assembling lifted using crane arm
Formula Shackle assembly and with the assembly type Shackle assembly crane arm lifting fixed structure.
Background technology
The crane arm of tower crane passes through the lifting when mounted, it is necessary to hung crane arm to lifting machine with suspender
Crane arm is sling and installed to the tower body of tower crane by machinery.As shown in Figure 1, conventional suspender is mounted on crane arm top boom
100 with the intersection location of diagonal web member 200.The crane arm of tower crane can mark hoisting point position before dispatching from the factory on top boom 100, with
Suspender is wound to the fixed point when lifting by crane and installing easy to crane arm.However, during practice of construction, either artificial definite suspension centre position
Put, or the hoisting point position of identity markings, be difficult to ensure that two with suspender hoisting point position it is symmetrical relative to the center of gravity of crane arm.
The asymmetry lifting mode may cause suspender to be slid on crane arm during lifting, although this sliding movement is final
The intersection position of diagonal web member and top boom can be blocked at, but for volume and the larger crane arm of weight, i.e.,
Make slight inclination and sliding, it is also possible to form larger security risk.
Utility model content
The purpose of this utility model is to overcome hanging security hidden trouble existing in the prior art, there is provided one kind assembling
The lifting fixed structure of formula Shackle assembly and crane arm, the assembly type Shackle assembly can be according to the suspension centre diameter dimensions of crane arm
The width of clamping zone is adjusted, is gripped so as to be formed with crane arm, prevents crane arm during lifting relative to lifting lug
Component slippage.
To achieve these goals, on the one hand the utility model provides a kind of assembly type Shackle assembly, and the assembly type is hung
Ear component includes left lifting lug, right lifting lug and upper connector and lower connector, and the left lifting lug and the right lifting lug have each other
Opposite bare terminal end, the upper connector and the lower connector adjustably wear respectively be connected between the bare terminal end and with this
Bare terminal end is around the clamping zone formed for being fixed to crane arm, and the upper connector and the lower connector can be adjusted
To cause the bare terminal end of the left lifting lug and the right lifting lug that there is different spacing.
Preferably, the left lifting lug and the right lifting lug have respectively extends from the bare terminal end backwards to the clamping zone
And for connecting the hanging end of suspender.
Preferably, the hanging end include the hanging axis that extend from the bare terminal end lateral surface backwards to the clamping zone with
The hanging baffle of one end of the remote bare terminal end of the hanging axis is arranged at, the area of section of the hanging baffle is more than described hang
The area of section of hanging scroll.
Preferably, which includes shackle, described to hang on baffle formed with for installing the shackle
Mounting hole.
Preferably, in upward direction, the hanging baffle upper end of the left lifting lug and the right lifting lug is close to each other
Ground tilts extension, has slanted angle relative to the axial direction of the hanging axis to each extend over.
Preferably, the upper connector and the lower connector include wearing respectively the threaded rod that is connected in the bare terminal end and
The threaded rod is threadedly connected to limit the nut of the spacing of the bare terminal end.
Preferably, which further includes multi-section sleeve, which is sheathed on the threaded rod and can
Increase the spacing adjustable range of the bare terminal end by being held between the bare terminal end and the nut.
Preferably, the left lifting lug is consistent with the structure of the right lifting lug.
The utility model second aspect provides a kind of lifting fixed structure of crane arm, and the lifting fixed structure includes upper
The assembly type Shackle assembly stated.
Preferably, the lifting fixed structure includes two assembly type Shackle assemblies, and two assembly types are hung
The length direction of ear component along the crane arm is symmetrically fixed on the center of gravity both sides of the crane arm.
Through the above technical solutions, the bare terminal end on left and right lifting lug is relative to each other, and it is collectively forming with upper and lower connector
The clamping zone of crane arm is fixed, other hoisting point positions for being used for mounting hanger are fixed to the clamping on top boom or crane arm
In region, and clamped under the adjustment effect of upper and lower connector by two bare terminal ends, using the suspension centre of bare terminal end and crane arm it
Between frictional force prevent slip of the crane arm in hoisting process.Gripped between left and right lifting lug and crane arm and keep one
Fixed friction, when suspender lifts by crane crane arm by the assembly type Shackle assembly, is pressed from both sides between clamping zone and crane arm
Fixation is held, suspender is fixed with assembly type Shackle assembly, therefore, even if the direction of the power of lifting is moved slightly away from the center of gravity of crane arm,
Chucking power between bare terminal end and crane arm can also prevent crane arm from sliding, and reduction is deposited during even eliminating boom hoist
Security risk.
Brief description of the drawings
Fig. 1 is the existing boom hoist topology view referred in background technology；
Fig. 2 is the package assembly view of assembly type Shackle assembly；
Fig. 3 is the topology view of left (right side) otic placode；
Fig. 4 be the assembly type Shackle assembly of the utility model the first preferably using mode topology view；
Fig. 5 is second of topology view preferably using mode of the assembly type Shackle assembly of the utility model.
Description of reference numerals
The left lifting lugs of 1-；10- bare terminal ends；11- hangs end；110- hangs axis；111- hangs baffle；The right lifting lugs of 2-；20- is clamped
End；21- hangs end；210- hangs axis；211- hangs baffle；3rd, upper connector；30- threaded rods；31- nuts；32- sleeves；4-
Lower connector；40- threaded rods；41- nuts；42- sleeves；5- clamping zones；6- shackles；60- mounting holes；7- suspenders；On 100-
Chord member；200- diagonal web members.
Embodiment
In the utility model, in the case where not making conversely explanation, the noun of locality such as " upper and lower, left and right " used is usual
Refer to that all parts for direction shown in the drawings or on vertical, vertical or neutral direction are mutual
Position relationship describes word.Especially in the detailed description below of the utility model, " lifting direction " is lifting machine
Crane arm is driven to be lifted up to the direction of installation site.
As shown in Fig. 2 to Fig. 4, a kind of assembly type Shackle assembly of preferred embodiment according to the present utility model, bag
Left lifting lug 1, right lifting lug 2 and upper connector 3 and lower connector 4 are included, left lifting lug 1 and right lifting lug 2 have clamping relative to each other
End 10,20, also, under the connection function of upper connector 3 and lower connector 4, around formation folder between two bare terminal ends 10,20
Region 5 is held, when the assembly type Shackle assembly in the utility model is applied to the crane arm of tower crane, the clamping zone 5 and lifting
The top boom 100 of arm is fixed.
The structure identical with lower 4 use of connector of upper connector 3, carries out structure explanation by taking one as an example.Upper connector 3 includes
The threaded rod 30 for being connected in bare terminal end 10,20 and the nut 31 coordinated with the threaded rod 30 are worn, nut 31 is on threaded rod 30
Stop position can limit the spacing between bare terminal end 10,20, so that clamping zone 5 is adapted to the crane arm of different model
On top boom 100 size.
In addition, when only end has partial threads on threaded rod 30, and nut 31 is screwed in screw tip and can not also made
When producing enough chucking powers between bare terminal end 10,20 and top boom 100, it can increase by a section on upper connector 3 to more piece
Sleeve 32, also, the sleeve 32 is sheathed between bare terminal end 10,20 and the nut 31 on threaded rod 30, and one end of sleeve 32 is supported
By bare terminal end 10,20, the other end is against nut 31, so as to increase the spacing adjustable range of bare terminal end 10,20.And work as threaded rod 30
During using full thread structure, since nut 31 is larger relative to the adjustable extent of threaded rod 30, using this structure
In the case of threaded rod 30, sleeve 32 can be cancelled.
Upper connector 3 and lower connector 4 can include it is spaced apart multiple along the length direction of crane arm so that on
Between chord member 100 and bare terminal end 10,20 in addition to the power gripped, also have the function of to prevent top boom 100 from outwards deviating from,
And increase the chucking power active area of clamping zone 5.
Left lifting lug 1 and right lifting lug 2 are preferably uniform structure, are illustrated below by taking left lifting lug 1 as an example.Left lifting lug 1 includes
For forming the bare terminal end 10 of grasping part 5, and from the bare terminal end 10 backwards to the hanging end 11 that clamping zone 5 extends.Hanging
End 11 further comprises the hanging axis 110 extended from 10 lateral surface of bare terminal end backwards to clamping zone 5, and is arranged at the hanging axis
The hanging baffle 111 of the end of 110 remote bare terminal end 10, the area of section of hanging baffle 111 are more than the section of hanging axis 110
Area.
The first of the assembly type Shackle assembly of the utility model as shown in Figure 4 hangs axis 110 preferably using mode
For connecting suspender 7, under the occupation mode, the effect of hanging baffle 111 is to stop suspender 7 backwards to the direction of clamping zone 5
Sliding abjection hanging end 11.Second in Figure 5 is further provided with installing preferably using in mode on hanging baffle 111
Hole 60, and coordinate with the mounting hole 60, assembly type Shackle assembly includes shackle 6, and shackle 6 is fixed by the mounting hole 60
On to left lifting lug 1 and right lifting lug 2, suspender 7 is fixed through shackle 6 with left and right lifting lug.
As the preferred of the occupation mode in Fig. 5, along lifting direction, the upper end of hanging baffle 111,211 is leaned on each other
Near-earth tilts extension, has slanted angle relative to hanging axis 110,210 to each extend over.In this way, contact when in shackle 6
During suspender 7, the incline direction of baffle 111,211 is hung along the tension direction of suspender 7, so that suspender 7 is to assembly type lifting lug group
The force direction of part is more reasonable.
It is pointed out that the setting at hanging end 11,21, is that the utility model is set in order to facilitate the installation of suspender 7
Preferred implementation, according to actual use situation, suspender 7, which can also directly be worn, to be connected on bare terminal end 10,20.
In addition, the utility model gives the crane arm lifting fixed knot formed using above-mentioned assembly type Shackle assembly
Structure, the lifting fixed structure preferably include two above-mentioned assembly type Shackle assemblies, also, during installation, two assembly type lifting lugs
The length direction of component along crane arm is symmetrically fixed on the center of gravity both sides of crane arm.
During using above-mentioned lifting fixed structure, assembly type Shackle assembly has between the top boom 100 of crane arm in itself
Certain chucking power, can prevent top boom 100 from being slided in clamping zone 5, even if above-mentioned symmetric position is rare partially during application
Also it is enough to stablize crane arm from, chucking power and does not slide, security is preferable.
The preferred embodiment of the utility model, still, the utility model and unlimited are described in detail above in association with attached drawing
In this.In the range of the technology design of the utility model, a variety of simple variants can be carried out to the technical solution of the utility model,
It is combined in any suitable manner including each particular technique feature, in order to avoid unnecessary repetition, the utility model
Various combinations of possible ways are no longer separately illustrated.But these simple variants and combination should equally be considered as the utility model institute
Disclosure, belongs to the scope of protection of the utility model.
Claims (10)
1. a kind of assembly type Shackle assembly, it is characterised in that the assembly type Shackle assembly includes left lifting lug (1), right lifting lug (2)
And upper connector (3) and lower connector (4), the left lifting lug (1) and the right lifting lug (2) have bare terminal end relative to each other
(10,20), the upper connector (3) and the lower connector (4) adjustably wear respectively be connected in the bare terminal end (10,20) it
Between and with the bare terminal end (10,20) be used to be fixed to the clamping zone (5) of crane arm, and the upper connector (3) around being formed
With the lower connector (4) can be adjusted so that the left lifting lug (1) and the right lifting lug (2) the bare terminal end (10,
20) there is different spacing.
2. assembly type Shackle assembly according to claim 1, it is characterised in that the left lifting lug (1) and the right lifting lug
(2) there is the hanging end for extending from the bare terminal end (10,20) backwards to the clamping zone (5) and being used for and connect suspender respectively
(11,21)。
3. assembly type Shackle assembly according to claim 2, it is characterised in that hanging end (11,21) is included from institute
State the hanging axis (110,210) and be arranged at the hanging axis that bare terminal end (10,20) lateral surface extends backwards to the clamping zone (5)
The hanging baffle (111,211) of one end of the remote bare terminal end (10,20) of (110,210), the hanging baffle (111,211)
Area of section be more than it is described hanging axis (110,210) area of section.
4. assembly type Shackle assembly according to claim 3, it is characterised in that the assembly type Shackle assembly includes shackle
(6), formed with the mounting hole (60) for installing the shackle (6) on the hanging baffle (111,211).
5. assembly type Shackle assembly according to claim 4, it is characterised in that in upward direction, the left lifting lug (1) and
Hanging baffle (111, the 211) upper end of the right lifting lug (2) tilts extension close to each other, to each extend over to be opposite
There is slanted angle in the axial direction of the hanging axis (110,210).
6. assembly type Shackle assembly according to claim 1, it is characterised in that the upper connector (3) and the lower company
Fitting (4) includes wearing the threaded rod (30,40) for being connected in the bare terminal end (10,20) respectively and is threadedly connected to the threaded rod
(30,40) to limit the nut (31,41) of the spacing of the bare terminal end (10,20).
7. assembly type Shackle assembly according to claim 6, it is characterised in that the assembly type Shackle assembly further includes more piece
Sleeve (32,42), the sleeve (32,42) are sheathed on the threaded rod (30,40) and can be by being held on the bare terminal end
(10,20) the spacing adjustable range of the bare terminal end (10,20) is increased between the nut (31,41).
8. assembly type Shackle assembly according to claim 1, it is characterised in that the left lifting lug (1) and the right lifting lug
(2) structure is consistent.
9. the lifting fixed structure of a kind of crane arm, it is characterised in that the lifting fixed structure includes appointing in claim 1-8
Assembly type Shackle assembly described in meaning one.
10. the lifting fixed structure of crane arm according to claim 9, it is characterised in that the lifting fixed structure bag
Two assembly type Shackle assemblies are included, and two assembly type Shackle assemblies are symmetrically solid along the length direction of the crane arm
Due to the center of gravity both sides of the crane arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721400005.9U CN207312945U (en) | 2017-10-26 | 2017-10-26 | The lifting fixed structure of assembly type Shackle assembly and crane arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721400005.9U CN207312945U (en) | 2017-10-26 | 2017-10-26 | The lifting fixed structure of assembly type Shackle assembly and crane arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207312945U true CN207312945U (en) | 2018-05-04 |
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ID=62378750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721400005.9U Active CN207312945U (en) | 2017-10-26 | 2017-10-26 | The lifting fixed structure of assembly type Shackle assembly and crane arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207312945U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108622798A (en) * | 2018-06-07 | 2018-10-09 | 中国能源建设集团安徽电力建设第二工程有限公司 | A kind of Construction of Steel Structure auxiliary hoisting device |
-
2017
- 2017-10-26 CN CN201721400005.9U patent/CN207312945U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108622798A (en) * | 2018-06-07 | 2018-10-09 | 中国能源建设集团安徽电力建设第二工程有限公司 | A kind of Construction of Steel Structure auxiliary hoisting device |
| CN108622798B (en) * | 2018-06-07 | 2023-10-27 | 中国能源建设集团安徽电力建设第二工程有限公司 | Auxiliary hoisting device for steel structure construction |
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