CN107140559B - A kind of auxiliary of high intensity and use its arm - Google Patents
A kind of auxiliary of high intensity and use its arm Download PDFInfo
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- CN107140559B CN107140559B CN201710483397.8A CN201710483397A CN107140559B CN 107140559 B CN107140559 B CN 107140559B CN 201710483397 A CN201710483397 A CN 201710483397A CN 107140559 B CN107140559 B CN 107140559B
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- web member
- horizontal web
- top surface
- framework
- auxiliary
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- 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
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/66—Outer or upper end constructions
-
- 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
- B66C23/62—Constructional features or details
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a kind of auxiliary of high intensity and use its arm, including branch pipe after four supervisors, more preceding branch pipes and Duo Gen, the head end of four supervisors is connected by the preceding branch pipe, and the close end of the end of four supervisors is connected by the rear branch pipe, to form framework；It is trapezoidal that the longitudinal section of the framework is that width is gradually reduced and tilts down from head end terminad, and the cross section of the framework is the isosceles trapezoid that width is gradually reduced from head end terminad.It is parallel between the preceding branch pipe and the rear branch pipe to be equipped with from the gradual horizontal web member in increased four top surfaces of head end terminad spacing, both it played a supporting role to two supervisors before and after top surface, front and back two for improving rigidity, and reducing top surface are responsible for the bending stress being subject in hoisting operation.Also, in the top surface of the framework, two groups of top surface stiffener assemblies are symmetrically equipped with along the central axes of the framework, plays a supporting role to four horizontal web members in top surface, improves the top surface intensity of framework.
Description
Technical field
The present invention relates to the auxiliary of engineering machinery field more particularly to a kind of high intensity and use its arm.
Background technology
With the fast development of offshore wind farm and oil exploitation industry, sea is installed and safeguarded using lifting equipment
Platform requirement amount increasingly increases.The auxiliary of crane is as the perfect of principal arm function and extends, and can effectively improve crane
Work range and lifting altitude, be the important component of crane.Existing auxiliary bearing capacity is relatively low, and stability is poor,
The ability for resisting stormy waves is relatively low.Moreover, the structural strength of existing auxiliary is not high, stress cannot effectively disperse, unbalance stress, hold
Easily it is damaged.
Invention content
It is an object of the invention to propose that one kind enables bending stress effectively to disperse, the height of bearing capacity and stability is improved
The auxiliary of intensity and use its arm.
For this purpose, the present invention uses following technical scheme：
Branch pipe after a kind of auxiliary of high intensity, including four supervisors, more preceding branch pipes and Duo Gen, the head of four supervisors
End is by the preceding branch pipe connection, and the close end of the end of four supervisors is connected by the rear branch pipe, to form frame
Body；
The longitudinal section of the framework be width be gradually reduced and tilt down from head end terminad it is trapezoidal, the framework
Cross section is the isosceles trapezoid that width is gradually reduced from head end terminad；
More vertical face diagonal web members are provided tiltedly between two vertical faces of the framework, upper and lower two supervisors, per adjacent two
Face diagonal web member is indulged described in root and the supervisor is triangle, and per the symmetry axis between the adjacent two vertical face diagonal web members
A piece vertical horizontal web member in face of upper setting；
In the top surface of the framework, the preceding branch pipe and it is described after it is parallel between branch pipe be equipped with four horizontal web members in top surface, and
And gradually increase from the spacing of four horizontal web members in top surface of head end terminad, it is denoted as the first top surface cross respectively from head end terminad
Web member, the horizontal web member in the second top surface, the horizontal web member in third top surface and the 4th horizontal web member in top surface；
In the top surface of the framework, two groups of top surface stiffener assemblies, the top are symmetrically equipped with along the central axes of the framework
Face stiffener assembly includes more top surface diagonal web members, and the stiffener assembly is between the horizontal web member of the preceding branch pipe and the first top surface,
Between the horizontal web member of the horizontal web member in one top surface and the second top surface, between the horizontal web member of the horizontal web member in the second top surface and third top surface and third
It is equipped with a top surface diagonal web member between the horizontal web member in top surface and the 4th horizontal web member in top surface, and forms the inside zigzag of all concave points
Structure is gradually reduced from the distance between the central axes of concave point and the framework described in head end terminad.
Preferably, parallel between the bottom surface of the framework, the preceding branch pipe and the rear branch pipe to be equipped with four foundation faces cross
Web member, and gradually increasing from the spacing of four horizontal web members in bottom surface of head end terminad, the horizontal web member in four bottom surfaces and four
The horizontal web member in top surface described in root is opposite, and the horizontal web member in the first bottom surface, the horizontal web member in the second bottom surface, third bottom are denoted as respectively from head end terminad
The horizontal web member in face and the 4th horizontal web member in bottom surface.
Preferably, in the bottom surface of the framework, two groups of bottom surface stiffener assemblies are symmetrically equipped with along the central axes of the framework,
The bottom surface stiffener assembly includes more foundation faces diagonal web member, and the bottom surface stiffener assembly is in the horizontal web member in first bottom surface and second
The horizontal web member in bottom surface connects equipped with its own one end with one end of the horizontal web member in the second bottom surface, its own other end slopes inwardly and and the
The bottom surface diagonal web member of the horizontal web member connection in one bottom surface；
The bottom surface stiffener assembly is between the horizontal web member in third bottom surface and the 4th horizontal web member in bottom surface and the 4th horizontal abdomen in bottom surface
It is respectively provided with a bottom surface diagonal web member between bar and rear branch pipe, and forms the laciniation to concave.
Preferably, further include more connecting rods；In the bottom surface of the framework, the horizontal web member of the preceding branch pipe and the first bottom surface it
Between it is parallel be equipped with connecting rod described in the six roots of sensation, it is parallel between the horizontal web member in second bottom surface and the horizontal web member in third bottom surface to be equipped with four institutes
State connecting rod.
Preferably, parallel between the horizontal web member in first top surface and the horizontal web member in the second top surface to set in the top surface of the framework
There are two connecting rods.
Preferably, further include hush panel, the end of four supervisors is connected by the hush panel.
Preferably, using the arm of the auxiliary of the high intensity, including principal arm, cohesive frame, main hook, auxiliary hook, main winch, pair
Winch, head pulley mechanism, auxiliary pulley mechanism and the auxiliary, the auxiliary are connected by the cohesive frame with the end of principal arm；
The main hook winch and secondary winch are mounted on the inside of the principal arm, and the head pulley mechanism is installed on the rank
It connects on frame, main rope is wound on the main hook winch, the main rope is wound on the main hook across the head pulley mechanism
On；
The auxiliary pulley mechanism is installed on the end of the framework of the auxiliary, and the pair winch is wound with secondary steel wire rope, described
Auxiliary pulley mechanism described in secondary steel wire penetrating is wound on the auxiliary hook.
Preferably, further include rigging component, the rigging component includes rigging winch, rigging pulley mechanism and rigging hook,
The rigging winch is installed on the inside of the principal arm, and the rigging pulley mechanism is installed on the bottom surface of the framework of the auxiliary,
Rigging steel wire rope is wound on the rigging winch, rigging pulley mechanism is wound on the rigging hook described in the rigging steel wire penetrating
On.
Preferably, further include traction component, the traction component includes pulling winch, hauling block mechanism and draw hook,
The pulling winch is installed on the inside of the principal arm, and the hauling block mechanism is installed on the bottom surface of the framework of the auxiliary,
Haulage cable is wound on the pulling winch, the haulage cable is wound on the draw hook across the hauling block mechanism
On.
Preferably, two sets rigging components and a set of traction component are equipped with, the traction component is arranged described in two sets
Between rigging component.
The auxiliary of the high intensity is parallel between the preceding branch pipe and the rear branch pipe to be equipped with from head end terminad spacing
The horizontal web member in gradual increased four top surfaces, both played a supporting role to two supervisors before and after top surface, improved rigidity, and reduce top
Front and back two of face are responsible for the bending stress being subject in hoisting operation.Also, in the top surface of the framework, along the framework
Two groups of top surface stiffener assemblies are equipped with to axisymmetrical, are played a supporting role to four horizontal web members in top surface, the top surface for improving framework is strong
Degree；And when due to hoisting operation the end of framework middle part stress it is maximum, setting is from concave point described in head end terminad and described
The laciniation that the distance between central axes of framework are gradually reduced, can be effective by the stress being subject in the middle part of the end of framework
Ground is gradually dispersed to the both sides of framework, improves stability.
Description of the drawings
The present invention will be further described for attached drawing, but the content in attached drawing does not constitute any limitation of the invention.
Fig. 1 is the auxiliary structural schematic diagram of the one of embodiment of the present invention；
Fig. 2 is that the framework of the one of embodiment of the present invention indulges face structural schematic diagram；
Fig. 3 is the framework top surface structure schematic diagram of the one of embodiment of the present invention；
Fig. 4 is the framework bottom surface structure schematic diagram of the one of embodiment of the present invention；
Fig. 5 is the boom structure schematic diagram of the one of embodiment of the present invention；
Fig. 6 is the rigging hook and draw hook position view of the one of embodiment of the present invention.
Wherein：Framework 1；Supervisor 11；Preceding branch pipe 12a；Branch pipe 12b afterwards；Vertical face diagonal web member 13a；The vertical horizontal web member 13b in face；The
The horizontal web member 14a in one top surface；The horizontal web member 14b in second top surface；The horizontal web member 14c in third top surface；The horizontal web member 14d in 4th top surface；Top surface is oblique
Web member 15；Concave point 15a；The horizontal web member 16a in first bottom surface；The horizontal web member 16b in second bottom surface；The horizontal web member 16c in third bottom surface；4th bottom surface
Horizontal web member 16d；Bottom surface diagonal web member 17；Connecting rod 18；Hush panel 19；Principal arm 2；Cohesive frame 3；Main hook 4；Auxiliary hook 5；Head pulley mechanism
81；Auxiliary pulley mechanism 82；Auxiliary 6；Rigging winch 73；Rigging pulley mechanism 83；Rigging hook 91；Pulling winch 74；Hauling block
Mechanism 84；Draw hook 92.
Specific implementation mode
Technical solution to further illustrate the present invention below with reference to the accompanying drawings and specific embodiments.
The auxiliary 6 of the high intensity of the present embodiment, as shown in Figure 1, including four supervisors 11, more preceding branch pipe 12a and Duo Gen
Branch pipe 12b afterwards, the head end of four supervisors 11 by the preceding branch pipe 12a connections, four described be responsible for 11 end it is close
End is by the rear branch pipe 12b connections, to form framework 1；
The longitudinal section of the framework 1 is that width is gradually reduced and tilts down trapezoidal, the framework 1 from head end terminad
Cross section be the isosceles trapezoid that is gradually reduced from head end terminad of width；
As shown in Fig. 2, it is oblique to be provided tiltedly with more vertical faces in two vertical faces of the framework 1, between upper and lower two supervisors 11
Web member 13a, often the adjacent two vertical face diagonal web member 13a and the supervisor 11 are triangle, and often described in adjacent two
A vertical horizontal web member 13b in face is set on symmetry axis between vertical face diagonal web member 13a；
As shown in figure 3, in the top surface of the framework 1, it is parallel between the preceding branch pipe 12a and the rear branch pipe 12b to be equipped with
Four horizontal web members in top surface, and gradually increase from the spacing of four horizontal web members in top surface of head end terminad, from head end terminad
It is denoted as the horizontal web member 14a in the first top surface, the horizontal web member 14b in the second top surface, the horizontal web member 14c in third top surface and the 4th horizontal web member in top surface respectively
14d；
As shown in figure 3, in the top surface of the framework 1, it is symmetrically equipped with two groups of top surfaces along the central axes of the framework 1 and reinforces
Component, the top surface stiffener assembly include more top surface diagonal web members 15, and the stiffener assembly is pushed up in the preceding branch pipe 12a and first
Between the horizontal web member 14a in face, between the horizontal web member 14a in the first top surface and the horizontal web member 14b in the second top surface, the horizontal web member 14b in the second top surface and
It is equipped with one between the horizontal web member 14c in third top surface and third top surface horizontal web member 14c and the horizontal web member 14d in the 4th top surface
Top surface diagonal web member 15, and form the inside laciniations of all concave point 15a, from concave point 15a described in head end terminad and described
The distance between the central axes of framework 1 are gradually reduced.
It is what width was gradually reduced and tilted down from head end terminad that the auxiliary 6 of the high intensity, which forms a longitudinal section,
Trapezoidal, cross section is the framework 1 for the isosceles trapezoid that width is gradually reduced from head end terminad so that the center of gravity of framework 1 is biased to it
Head end, the weight further away from 1 head end its material of framework is smaller, also more can play the role of lifting performance.In the framework 1
Two vertical faces, per the adjacent two vertical face diagonal web member 13a and the supervisor is 11 triangle, improves the framework 1
Vertical surface intensity, and it is uniformly dispersed stress so that 11 uniform forces of upper and lower two supervisors；And it is oblique per the adjacent two vertical faces
A piece vertical horizontal web member 13b in face is set on the symmetry axis between web member 13a, plays a supporting role, improves to upper and lower two supervisors 11
Rigidity reduces the bending stress that two supervisors 11 are subject in hoisting operation up and down.In the top surface of the framework 1, the preceding branch pipe
It is parallel between 12a and the rear branch pipe 12b to be equipped with from the gradual horizontal web member in increased four top surfaces of head end terminad spacing, both to top
Front and back two supervisors 11 in face play a supporting role, and improve rigidity, and reduce front and back two supervisors 11 of top surface in hoisting operation
The bending stress being subject to.Also, in the top surface of the framework 1, symmetrically add equipped with two groups of top surfaces along the central axes of the framework 1
Strong component plays a supporting role to four horizontal web members in top surface, improves the top surface intensity of framework 1；And due to hoisting operation time-frame
The middle part stress of the end of body 1 is maximum, is arranged between concave point 15a and the central axes of the framework 1 described in head end terminad
The stress being subject in the middle part of the end of framework 1 effectively can be gradually dispersed to framework 1 by the laciniation that distance is gradually reduced
Both sides, improve stability.
Preferably, it as shown in figure 4, in the bottom surface of the framework 1, is put down between the preceding branch pipe 12a and the rear branch pipe 12b
Row is equipped with the four horizontal web members in foundation face, and gradually increases from the spacing of four horizontal web members in bottom surface of head end terminad, four institutes
It states the horizontal web member in bottom surface and four horizontal web members in top surface is opposite, the horizontal web member 16a in the first bottom surface, are denoted as respectively from head end terminad
The horizontal web member 16b in two bottom surfaces, third bottom surface horizontal web member 16c and the horizontal web member 16d in the 4th bottom surface.In the bottom surface of the framework 1, preceding branch pipe
It is parallel between 12a and the rear branch pipe 12b to be equipped with from the gradual horizontal web member in increased four foundation face of head end terminad spacing, both the bottom of to
Front and back two supervisors 11 in face play a supporting role, and improve rigidity, and reduce front and back two supervisors 11 of bottom surface in hoisting operation
The bending stress being subject to.Four horizontal web members in bottom surface and four horizontal web members in top surface are opposite, can be uniformly dispersed stress, make
Obtain four 11 uniform forces of supervisor of framework 1.
Preferably, as shown in figure 4, in the bottom surface of the framework 1, two groups are symmetrically equipped with along the central axes of the framework 1
Bottom surface stiffener assembly, the bottom surface stiffener assembly include more foundation faces diagonal web member 17, and the bottom surface stiffener assembly is described first
The horizontal web member 16a in the bottom surface and horizontal web member 16b in the second bottom surface connects equipped with its own one end with one end of the horizontal web member 16b in the second bottom surface,
The bottom surface diagonal web member 17 that its own other end slopes inwardly and connected with the horizontal web member 16a in the first bottom surface；The bottom surface stiffener assembly
Between third bottom surface horizontal web member 16c and the horizontal web member 16d in the 4th bottom surface and the 4th bottom surface horizontal web member 16d and rear branch pipe 12b it
Between be respectively provided with a bottom surface diagonal web member 17, and form the laciniation to concave.In the bottom surface of the framework 1, edge
The central axes of the framework 1 are symmetrically equipped with two groups of bottom surface stiffener assemblies, play a supporting role to the four horizontal web members in foundation face, improve
The bottom surface intensity of framework 1.A bottom surface diagonal web member 17 is respectively provided between 4th bottom surface horizontal web member 16d and rear branch pipe 12b, and
And the laciniation to concave is formed, the stress being subject in the middle part of the end of framework 1 effectively can be gradually dispersed to framework 1
Both sides, improve stability.
Preferably, as shown in figure 4, further including more connecting rods 18；In the bottom surface of the framework 1, the preceding branch pipe 12a and
It is parallel between the horizontal web member 16a in first bottom surface to be equipped with connecting rod 18 described in the six roots of sensation, the horizontal web member 16b in second bottom surface and third bottom surface
It is parallel between horizontal web member 16c to be equipped with four connecting rods 18.In the bottom surface of the framework 1, setting mostly with the connecting rod 18,
Both support was played to preceding branch pipe 12a, the horizontal web member 16a in the first bottom surface, the horizontal web member 16b in the second bottom surface and the horizontal web member 16c in third bottom surface
Effect improves the bottom surface intensity of framework 1, breaks up stress, and provide carrying support for installation pulley and suspension hook.
Preferably, as shown in figure 3, in the top surface of the framework 1, the horizontal web member 14a in first top surface and the second top surface are horizontal
It is parallel between web member 14b to be equipped with two connecting rods 18.In the top surface of the framework 1, the connecting rod 18 is set, was both pushed up to first
The horizontal web member 14a in face and the horizontal web member 14b in the second top surface play a supporting role, and improve the top surface intensity of framework 1, break up stress, and be
Pulley is installed and suspension hook provides carrying support.
Preferably, as shown in Figures 2 to 4, further include hush panel 19, the end of four supervisors 11 passes through the sealing
Plate 19 connects.The hush panel 19 both provided carrying support for installation suspension hook, further supports four supervisors 11, improves
The intensity of framework 1.
Preferably, as shown in Figure 1, shown in Figure 5, the arm includes principal arm 2, cohesive frame 3, main hook 4, auxiliary hook 5, main winch, pair
Winch, head pulley mechanism 81, auxiliary pulley mechanism 82 and the auxiliary 6, the end that the auxiliary 6 passes through the cohesive frame 4 and principal arm 3
End connection；The main hook winch and secondary winch are mounted on the inside of the principal arm 2, and the head pulley mechanism 81 is installed on described
On cohesive frame 4, main rope is wound on the main hook winch, the main rope is wound on described across the head pulley mechanism 81
On main hook 4；The auxiliary pulley mechanism 82 is installed on the end of the framework 1 of the auxiliary 6, and the pair winch is wound with secondary steel wire rope,
Auxiliary pulley mechanism 82 is wound on the auxiliary hook 5 described in the pair steel wire penetrating.
The arm setting principal arm 2 and auxiliary 6, and connected principal arm 2 and auxiliary 6 by the cohesive frame 4, principal arm
2 for slinging lifting object, and auxiliary 6 adjusts change angle in zero load, to adjust the position of suspender, and lifts and moves in lifting object
In the process, the change angle of arm is constant, plays the role of increasing total arm length and operation amplitude.Main winch drives the main hook 4
Lifting, the main hook 4 is for loading and unloading lifting object, in order to lift and carry object.Secondary winch driving auxiliary hook 5 lifts, the pair
For loading and unloading lifting object, main hook 4 and auxiliary hook 5 can be lifted individually hook 5, expand the lifting range of arm, saved and cut between original operating mode
It the time that arm support is re-assemblied required for changing, improves work efficiency；It can also realize main hook 4 and auxiliary hook 5 while lifting one is hung
Object is filled, realizes the actions such as the overturning of lifting object, there is extensive practical lifting value, reduce hoisting cost, improve operating efficiency,
Extension lifting range.
Preferably, further include rigging component as shown in Fig. 1, Fig. 6, the rigging component includes rigging winch 73, rigging cunning
Mechanism 83 and rigging hook 91 are taken turns, the rigging winch 73 is installed on the inside of the principal arm 2, and the rigging pulley mechanism 83 is installed
In being wound with rigging steel wire rope, the rigging steel wire penetrating institute on the bottom surface of the framework 1 of the auxiliary 6, the rigging winch 73
Rigging pulley mechanism 83 is stated to be wound on the rigging hook 91.Rigging winch 73 drives rigging hook 91 to lift, rigging hook 91 when operation
The side for catching on object is used cooperatively with the main hook 4, to prevent object from occurring substantially because of wind wave action in operation process
Degree rocks.
Preferably, further include traction component as shown in Fig. 1, Fig. 6, the traction component includes pulling winch 74, traction cunning
Mechanism 84 and draw hook 92 are taken turns, the pulling winch 74 is installed on the inside of the principal arm 2, and the hauling block mechanism 84 is installed
In the bottom surface of the framework 1 of the auxiliary 6, haulage cable is wound on the pulling winch 74, the haulage cable passes through institute
Hauling block mechanism 84 is stated to be wound on the draw hook 92.Pulling winch 74 drives draw hook 92 to lift, using draw hook 92
Staff is sling, in order to which staff checks the situation of the loading and unloading of lifting object, and to the daily maintenance of arm.
Preferably, as shown in Fig. 1, Fig. 6, two sets of rigging components and a set of traction component, the traction component are equipped with
It is arranged between two sets of rigging components.Equipped with two sets of rigging components, object can be caught on multi-facetedly to prevent object
Part generation is significantly rocked, and can not only share load, but also the bearing capacity of the crane can be improved.The traction component setting exists
Between two sets of rigging components, the lifting situation convenient for two sets of rigging components of staff couple checks.
The technical principle of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain the present invention's
Principle, and it cannot be construed to limiting the scope of the invention in any way.Based on the explanation herein, the technology of this field
Personnel would not require any inventive effort the other specific implementation modes that can associate the present invention, these modes are fallen within
Within protection scope of the present invention.
Claims (10)
1. a kind of auxiliary of high intensity, it is characterised in that：Including branch pipe after four supervisors, more preceding branch pipes and Duo Gen, four institutes
The head end for stating supervisor is connected by the preceding branch pipe, and the close end of the end of four supervisors is connected by the rear branch pipe,
To form framework；
The longitudinal section of the framework be width be gradually reduced and tilt down from head end terminad it is trapezoidal, the framework it is transversal
Face is the isosceles trapezoid that width is gradually reduced from head end terminad；
More vertical face diagonal web members are provided tiltedly between two vertical faces of the framework, upper and lower two supervisors, per adjacent two institutes
It states vertical face diagonal web member and the supervisor is triangle, and set on the symmetry axis between every adjacent two vertical face diagonal web members
Set a vertical horizontal web member in face；
In the top surface of the framework, the preceding branch pipe and it is described after it is parallel between branch pipe be equipped with four horizontal web members in top surface, and from
The spacing of the horizontal web member in top surface of head end terminad four gradually increases, and the horizontal abdomen in the first top surface is denoted as respectively from head end terminad
Bar, the horizontal web member in the second top surface, the horizontal web member in third top surface and the 4th horizontal web member in top surface；
In the top surface of the framework, two groups of top surface stiffener assemblies are symmetrically equipped with along the central axes of the framework, the top surface adds
Strong component includes more top surface diagonal web members, and the top surface stiffener assembly is between the horizontal web member of the preceding branch pipe and the first top surface, the
Between the horizontal web member of the horizontal web member in one top surface and the second top surface, between the horizontal web member of the horizontal web member in the second top surface and third top surface and third
It is equipped with a top surface diagonal web member between the horizontal web member in top surface and the 4th horizontal web member in top surface, and forms the inside zigzag of all concave points
Structure is gradually reduced from the distance between the central axes of concave point and the framework described in head end terminad.
2. the auxiliary of high intensity according to claim 1, it is characterised in that：In the bottom surface of the framework, the preceding branch pipe
It is parallel between the rear branch pipe to be equipped with the four horizontal web members in foundation face, and between four horizontal web members in bottom surface of head end terminad
Increase away from gradual, four horizontal web members in bottom surface and four horizontal web members in top surface are opposite, and the is denoted as respectively from head end terminad
The horizontal web member in one bottom surface, the horizontal web member in the second bottom surface, the horizontal web member in third bottom surface and the 4th horizontal web member in bottom surface.
3. the auxiliary of high intensity according to claim 2, it is characterised in that：In the bottom surface of the framework, along the framework
Central axes symmetrically be equipped with two groups of bottom surface stiffener assemblies, the bottom surface stiffener assembly includes more foundation faces diagonal web member, the bottom
Face stiffener assembly is equipped with the horizontal web member in its own one end and the second bottom surface in the horizontal web member in first bottom surface and the horizontal web member in the second bottom surface
One end connection, its own other end slopes inwardly and the bottom surface diagonal web member that is connected with the horizontal web member in the first bottom surface；
The bottom surface stiffener assembly between the horizontal web member in third bottom surface and the 4th horizontal web member in bottom surface and the 4th horizontal web member in bottom surface and
A bottom surface diagonal web member is respectively provided between branch pipe afterwards, and forms the laciniation to concave.
4. the auxiliary of high intensity according to claim 3, it is characterised in that：Further include more connecting rods；In the framework
Bottom surface, it is parallel between the horizontal web member of the preceding branch pipe and the first bottom surface to be equipped with connecting rod described in the six roots of sensation, the horizontal abdomen in the second bottom surface
It is parallel between the horizontal web member of bar and third bottom surface to be equipped with four connecting rods.
5. the auxiliary of high intensity according to claim 4, it is characterised in that：In the top surface of the framework, first top
It is parallel between the horizontal web member of the horizontal web member in face and the second top surface to be equipped with two connecting rods.
6. the auxiliary of high intensity according to claim 5, it is characterised in that：Further include hush panel, four supervisors'
End is connected by the hush panel.
7. the arm of the auxiliary using the high intensity described in claim 6, it is characterised in that：Including principal arm, cohesive frame, main hook,
Auxiliary hook, main winch, secondary winch, head pulley mechanism, auxiliary pulley mechanism and the auxiliary, the auxiliary pass through the cohesive frame and master
The end of arm connects；
The main hook winch and secondary winch are mounted on the inside of the principal arm, and the head pulley mechanism is installed on the cohesive frame
On, main rope is wound on the main hook winch, the main rope is wound on across the head pulley mechanism on the main hook；
The auxiliary pulley mechanism is installed on the end of the framework of the auxiliary, and the pair winch is wound with secondary steel wire rope, the pair steel
Cord is wound on across the auxiliary pulley mechanism on the auxiliary hook.
8. arm according to claim 7, it is characterised in that：Further include rigging component, the rigging component includes rigging
Winch, rigging pulley mechanism and rigging hook, the rigging winch are installed on the inside of the principal arm, the rigging pulley mechanism peace
The bottom surface of framework loaded on the auxiliary, is wound with rigging steel wire rope on the rigging winch, described in the rigging steel wire penetrating
Rigging pulley mechanism is wound on the rigging hook.
9. arm according to claim 8, it is characterised in that：Further include traction component, the traction component includes traction
Winch, hauling block mechanism and draw hook, the pulling winch are installed on the inside of the principal arm, the hauling block mechanism peace
The bottom surface of framework loaded on the auxiliary, haulage cable is wound on the pulling winch, and the haulage cable passes through described
Hauling block mechanism is wound on the draw hook.
10. arm according to claim 9, it is characterised in that：Equipped with two sets of rigging components and a set of traction component,
The traction component is arranged between two sets of rigging components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710483397.8A CN107140559B (en) | 2017-06-22 | 2017-06-22 | A kind of auxiliary of high intensity and use its arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710483397.8A CN107140559B (en) | 2017-06-22 | 2017-06-22 | A kind of auxiliary of high intensity and use its arm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107140559A CN107140559A (en) | 2017-09-08 |
| CN107140559B true CN107140559B (en) | 2018-08-31 |
Family
ID=59782879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710483397.8A Active CN107140559B (en) | 2017-06-22 | 2017-06-22 | A kind of auxiliary of high intensity and use its arm |
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| Country | Link |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5145075A (en) * | 1990-10-15 | 1992-09-08 | Bucyrus-Erie | Boom point construction |
| CN201442808U (en) * | 2009-03-02 | 2010-04-28 | 姜长平 | Rotary boom mechanism |
| CN101830404A (en) * | 2010-05-13 | 2010-09-15 | 辽宁抚挖重工机械股份有限公司 | Special boom head device of crawler crane for wind generating set |
| CN202322094U (en) * | 2011-11-15 | 2012-07-11 | 太原重工股份有限公司 | All-pavement truss arm crane |
| CN203359850U (en) * | 2013-07-29 | 2013-12-25 | 中联重科股份有限公司 | Auxiliary boom, suspension arm and crane |
| CN105971897A (en) * | 2016-06-13 | 2016-09-28 | 广东精铟海洋工程股份有限公司 | Seawater hoisting system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07223794A (en) * | 1994-02-08 | 1995-08-22 | Tadano Ltd | Truss boom intermediate section transporting support |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5145075A (en) * | 1990-10-15 | 1992-09-08 | Bucyrus-Erie | Boom point construction |
| CN201442808U (en) * | 2009-03-02 | 2010-04-28 | 姜长平 | Rotary boom mechanism |
| CN101830404A (en) * | 2010-05-13 | 2010-09-15 | 辽宁抚挖重工机械股份有限公司 | Special boom head device of crawler crane for wind generating set |
| CN202322094U (en) * | 2011-11-15 | 2012-07-11 | 太原重工股份有限公司 | All-pavement truss arm crane |
| CN203359850U (en) * | 2013-07-29 | 2013-12-25 | 中联重科股份有限公司 | Auxiliary boom, suspension arm and crane |
| CN105971897A (en) * | 2016-06-13 | 2016-09-28 | 广东精铟海洋工程股份有限公司 | Seawater hoisting system |
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| Publication number | Publication date |
|---|---|
| CN107140559A (en) | 2017-09-08 |
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Denomination of invention: A high-strength jib and a boom using the same Effective date of registration: 20220825 Granted publication date: 20180831 Pledgee: Guangdong Shunde Rural Commercial Bank Co.,Ltd. science and technology innovation sub branch Pledgor: KEEN OFFSHORE ENGINEERING Co.,Ltd. Registration number: Y2022980013563 |