CN205099228U - Auxiliary system and cantilever crane system - Google Patents
Auxiliary system and cantilever crane system Download PDFInfo
- Publication number
- CN205099228U CN205099228U CN201520781076.2U CN201520781076U CN205099228U CN 205099228 U CN205099228 U CN 205099228U CN 201520781076 U CN201520781076 U CN 201520781076U CN 205099228 U CN205099228 U CN 205099228U
- Authority
- CN
- China
- Prior art keywords
- auxiliary
- arm
- tie
- bracket
- described auxiliary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model relates to a hoist technical field, in particular to auxiliary system and cantilever crane system. The utility model provides an auxiliary system, prevent the hypsokinesis device including auxiliary and auxiliary, wherein, the auxiliary prevents that the first end hinge of hypsokinesis device connects in the first end is connected with the main arm of being used for of auxiliary, the auxiliary prevent the second end of hypsokinesis device the position can along with the auxiliary at the working angle of difference and change. Furthermore, the utility model discloses still make before the auxiliary support, auxiliary behind arm -tie and the auxiliary arm -tie etc. Prevent with auxiliary and auxiliary that the hypsokinesis device constitutes the integral type structure. Integral type auxiliary system can realize the integral hoisting of auxiliary system, whole dismouting and wholly transportation, can effectively reduce the auxiliary operating mode dismouting time on the one hand, makes the hoist that has this auxiliary system change in a flexible way between main arm operating mode and auxiliary operating mode, on the other hand can also further make things convenient for the transportation of auxiliary system, reduces intensity of labour, improves work efficiency.
Description
Technical field
The utility model relates to hoisting crane technical field, particularly a kind of Auxiliary arm system and boom system.
Background technology
In the Larger Engineering Projects such as oil, wind-powered electricity generation, iron and steel, usually need to lift oversized equipment, this just to being commonly used for the lifting altitude of hoisting crane of hanging device, the performance such as operation amplitude and load-carrying ability has higher requirement.Owing to having the mobile particularity of higher lifting, crawler crane is widely used in oversized equipment lifting field.
Crawler crane is the one of runabout crane, and it is that hoisting operation part is contained on crawler body, and the truss-type cantilever crane system hoisting crane relying on crawler attachment to walk.Boom system refers in hoisting crane for realizing the structural constituent of lifting operation.In order to meet the special operation environment such as wind-powered electricity generation lifting to the requirement of lifting altitude, load-carrying ability and operation amplitude, simultaneously in order to enable hoisting crane change between different operating mode according to concrete operating environment, the Auxiliary arm system that the boom system of current hoisting crane generally includes principal arm system and is installed in principal arm system, by to the combination of Auxiliary arm system and principal arm system and dismounting, hoisting crane is made to have the multiple mode of operation such as principal arm operating mode and auxiliary operating mode.
But, current Auxiliary arm system generally includes mutually independently multiple structure member, and when carrying out installation and removal to Auxiliary arm system, need all parts of Auxiliary arm system to be installed on respectively in principal arm system or respectively to disassemble from principal arm system, complex steps, labour intensity is large, and work efficiency is low, very flexible when causing hoisting crane to transform under different operating mode; And, when transporting boom system, due to equipment size restriction, also needing all parts of Auxiliary arm system to disassemble transport respectively, not only causing transport inconvenience, but also can traffic cost be increased.
Utility model content
A technical matters to be solved in the utility model is: existing Auxiliary arm system is installed and transport inconvenience, and labour intensity is comparatively large, and work efficiency is lower, and traffic cost is higher.
For solving the problems of the technologies described above, the utility model first aspect provides a kind of Auxiliary arm system, it comprises auxiliary and auxiliary anti-squat system, wherein, the first end of auxiliary anti-squat system is articulated with the first end for being connected with principal arm of auxiliary, and the position of the second end of auxiliary anti-squat system can be in different operating angles along with auxiliary and change.
Alternatively, the first end of auxiliary be provided with the first hinge-point and anti-after tiltable bracket, the first end of auxiliary anti-squat system is hinged by this first hinge and auxiliary, and the second end of auxiliary anti-squat system is overlapped on anti-rear tiltable bracket.
Alternatively, after anti-, tiltable bracket is U-shaped, and this U-shaped anti-rear tiltable bracket comprises biside plate and the recess between biside plate, and be provided with locating part between the top of biside plate, the second end of auxiliary anti-squat system is arranged between recess and locating part.
Alternatively, Auxiliary arm system also comprises auxiliary support, and the first end of this auxiliary support is connected to the first end of auxiliary, and auxiliary support has folded state relative to auxiliary.
Alternatively, auxiliary support is provided with supporting leg, and auxiliary is provided with the second hinge, and when auxiliary support is in folded state, supporting leg is connected with auxiliary by the second hinge.
Alternatively, Auxiliary arm system also comprises arm-tie before auxiliary, before this auxiliary, the two ends of arm-tie are connected to the second end of auxiliary and the second end of auxiliary support, and auxiliary is provided with the first arm-tie bracket, this first arm-tie bracket be used for transport time to auxiliary before arm-tie be fixed.
Alternatively, the first end of the first arm-tie bracket is connected with auxiliary, the second end setting movable relative to auxiliary of the first arm-tie bracket, the requirement width of Auxiliary arm system when the position of the second end of the first arm-tie bracket is no more than transport during to make transport.
Alternatively, the scalable setting of the first arm-tie bracket; Or the first arm-tie bracket is arranged rotationally relative to auxiliary; Or, the second bracket section that first arm-tie bracket comprises the first bracket section and is connected with the first bracket section, the first end of the first arm-tie bracket is positioned in this first bracket section, second end of the first arm-tie bracket is positioned in this second bracket section, and this second bracket section is arranged collapsibly relative to this first bracket section.
Alternatively, Auxiliary arm system also comprises arm-tie after auxiliary, after auxiliary, arm-tie is arranged between the second end of auxiliary support and principal arm, and auxiliary support is provided with the second arm-tie bracket, and the second arm-tie bracket to be used for when transporting being fixed at least partially of arm-tie after to auxiliary.
Alternatively, after auxiliary, arm-tie to comprise after first paragraph auxiliary arm-tie after arm-tie and second segment auxiliary, after first paragraph auxiliary, arm-tie is connected to the second end of auxiliary support, after second segment auxiliary, arm-tie is used for being connected with principal arm, removably connect between arm-tie after arm-tie and second segment auxiliary after first paragraph auxiliary, the second arm-tie bracket to be used for when transporting arm-tie after to first paragraph auxiliary and to be fixed.
Alternatively, the first end of the second arm-tie bracket is connected with auxiliary support, the second end setting movable relative to auxiliary support of the second arm-tie bracket, the requirement width of Auxiliary arm system when the position of the second end of the second arm-tie bracket is no more than transport during to make transport.
Alternatively, the scalable setting of the second arm-tie bracket; Or the second arm-tie bracket is arranged dynamicly relative to auxiliary bracket-rotatable; Or, the 4th bracket section that second arm-tie bracket comprises the 3rd bracket section and is connected with the 3rd bracket section, the first end of the second arm-tie bracket is positioned in the 3rd bracket section, second end of the second arm-tie bracket is positioned in the 4th bracket section, and the 4th bracket section is arranged collapsibly relative to the 3rd bracket section.
The utility model second aspect additionally provides a kind of boom system, comprise principal arm system and Auxiliary arm system, wherein, Auxiliary arm system is the Auxiliary arm system of above any embodiment, the first end of the auxiliary of Auxiliary arm system is connected with the first end of the principal arm of principal arm system, and the second end of principal arm is used for being connected with turntable.
Alternatively, Auxiliary arm system comprises arm-tie after auxiliary, after auxiliary, arm-tie to comprise after first paragraph auxiliary arm-tie after arm-tie and second segment auxiliary, removably connect between arm-tie after arm-tie and second segment auxiliary after first paragraph auxiliary, after first paragraph auxiliary, arm-tie is connected to the second end of auxiliary support, after second segment auxiliary, arm-tie is connected on principal arm, principal arm be provided with for when transporting to second segment auxiliary after the 3rd arm-tie bracket that is fixed of arm-tie.
Alternatively, principal arm is heavy principal arm or hybrid principal arm.
Auxiliary arm system provided by the utility model, auxiliary anti-squat system is directly articulated with on auxiliary, like this when Auxiliary arm system and principal arm system are assembled, just can as in the prior art respectively by auxiliary and auxiliary anti-squat system hinged with on principal arm, therefore, simplify installation steps, reduce labour intensity, improve work efficiency; And, because auxiliary anti-squat system is directly articulated with on auxiliary, therefore when transporting can by auxiliary anti-squat system and auxiliary as a whole together with transport, convenient transportation, and can traffic cost be reduced.
Further, before the utility model also makes auxiliary support, auxiliary, after arm-tie and auxiliary, arm-tie etc. is integrally formed formula structure with auxiliary and auxiliary anti-squat system, the integral hoisting of Auxiliary arm system, integral disassembly, assembly and integral transportation can be realized based on this, effectively can reduce auxiliary operating mode disassembly and assembly time on the one hand, enable hoisting crane flexible conversion between principal arm operating mode and auxiliary operating mode with this Auxiliary arm system; The transport of Auxiliary arm system can also be further facilitated on the other hand, reduce labour intensity, increase work efficiency.
By being described in detail exemplary embodiment of the present utility model referring to accompanying drawing, further feature of the present utility model and advantage thereof will become clear.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 illustrates the travelling position schematic diagram of the Auxiliary arm system of the utility model one embodiment.
Fig. 2 illustrates the birds-eye view of Fig. 1.
Fig. 3 illustrates the front view of the auxiliary of the utility model one embodiment.
Fig. 4 illustrates the block diagram of auxiliary shown in Fig. 3.
Fig. 5 illustrates the I close-up schematic view of Fig. 4.
Fig. 6 illustrates the II close-up schematic view of Fig. 4.
Fig. 7 illustrates the III close-up schematic view of Fig. 4.
Fig. 8 illustrates the travelling position schematic diagram of the auxiliary anti-squat system of the utility model one embodiment.
Fig. 9 illustrates the IV close-up schematic view of Fig. 8.
Figure 10 illustrates the structural representation of the auxiliary anti-squat system of the utility model one embodiment.
Figure 11 illustrates the structural representation of the auxiliary support of the utility model one embodiment.
Figure 12 illustrates the installing condition schematic diagram of the boom system of the utility model one embodiment.
Figure 13 illustrates the structural representation of the boom system of the utility model one embodiment.
The strained condition of Auxiliary arm system when Figure 14 A illustrates that the utility model boom system lifts.
Figure 14 B illustrates the stressed exploded drawings of Figure 14 A.
In figure:
1, auxiliary; 101, anti-rear tiltable bracket; 102, locating part; 103, the first arm-tie bracket; A, the first hinge; B, the second hinge; C, tri-joint mechanism; 2, auxiliary support; 201, the second arm-tie bracket; 3, supporting leg; 4, arm-tie before auxiliary; 5, arm-tie after auxiliary; 501, arm-tie after first paragraph auxiliary; 502, arm-tie after second segment auxiliary; 6, the first bearing pin; 7, the second bearing pin; 8, principal arm; 801, hoist rope; 802, principal arm arm-tie; 9, auxiliary anti-squat system.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Illustrative to the description only actually of at least one exemplary embodiment below, never as any restriction to the utility model and application or use.Based on the embodiment in the utility model, those of ordinary skill in the art are not carrying out the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
May not discuss in detail for the known technology of person of ordinary skill in the relevant, method and apparatus, but in the appropriate case, described technology, method and apparatus should be regarded as a part of authorizing specification sheets.
In description of the present utility model, it will be appreciated that, the noun of locality is as " front, after, on, under, left, right ", " laterally, vertically, vertically, level " and " top, the end " etc. indicated orientation or position relationship normally based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, when not doing contrary explanation, these nouns of locality do not indicate and imply the device of indication or element must have specific orientation or with specific azimuth configuration and operation, therefore the restriction to the utility model protection domain can not be interpreted as, the noun of locality " inside and outside " refers to inside and outside the profile relative to each parts itself.
In description of the present utility model; it will be appreciated that; the word such as " first ", " second " is used to limit parts; be only used to be convenient to distinguish corresponding parts; as there is no Stated otherwise; above-mentioned word does not have particular meaning, therefore can not be interpreted as the restriction to the utility model protection domain.
Fig. 1-11 is the structural representation of the Auxiliary arm system of the utility model one embodiment.From Fig. 1-11, in this enforcement, Auxiliary arm system comprises arm-tie 5 and auxiliary anti-squat system 9 after arm-tie 4 before auxiliary 1, auxiliary support 2, auxiliary, auxiliary.Wherein:
Auxiliary 1 has the first end for being connected with principal arm and is provided with the second end of auxiliary arm head leading sheave, it adopts space truss steel-pipe welding structure, this structure has the comparatively strong and feature that resist torque ability is more weak of opposing axial force ability, and adopting this structure to make Auxiliary arm system weight of the present utility model lighter, this is even more important for large lifting equipment.
As shown in Fig. 1, Fig. 8 and Fig. 9, the first end of auxiliary anti-squat system 9 is articulated with the first end of auxiliary 1, second end of auxiliary anti-squat system 9 is the free end being in active state, the position of the second end of this auxiliary anti-squat system 9 can be in different operating angles along with auxiliary 1 and change, when auxiliary 1 elevation angle is to mechanically dieback during predetermined maximum functional angle, turn over after preventing auxiliary 1 from occurring.
Auxiliary anti-squat system of the prior art adopt one end and principal arm hinged, the other end is version freely, and the utility model is by being directly hinged on auxiliary 1 by auxiliary anti-squat system 9, auxiliary anti-squat system 9 is integrated with auxiliary 1 one-tenth, like this when assembling, only the first end of auxiliary 1 need be connected to the assembling that namely principal arm 8 can realize auxiliary anti-squat system 9 and auxiliary 1 and principal arm 8 simultaneously, and need not again as in the prior art respectively by auxiliary 1 and auxiliary anti-squat system 9 hinged with on principal arm, installation steps can be simplified, reduce labour intensity, increase work efficiency, and, when dismantling, only auxiliary 1 need be disassembled from principal arm 8, when transporting also can by auxiliary anti-squat system 9 and auxiliary 1 as a whole together with transport, convenient transportation, traffic cost is lower.
As shown in Figure 8 and Figure 9, in this embodiment, the first end of auxiliary 1 be provided with the first hinge-point A and anti-after tiltable bracket 101, the first end of auxiliary anti-squat system 9 is hinged with auxiliary 1 by this first hinge A, and the second end of auxiliary anti-squat system 9 is overlapped on anti-rear tiltable bracket 101.
After anti-, tiltable bracket 101 can have various structures form, in this embodiment, as shown in Figure 5, after anti-, tiltable bracket 101 is U-shaped, this U-shaped anti-rear tiltable bracket 101 comprises biside plate and the recess between biside plate, be provided with locating part 102 between the top of biside plate, the second end of auxiliary anti-squat system 9 is arranged between recess and locating part 102.After this is anti-, tiltable bracket 101 1 aspect play the guiding role to auxiliary anti-squat system 9 when auxiliary anti-squat system 9 works, on the other hand because locating part 102 can prevent auxiliary anti-squat system 9 from coming off from this anti-rear tiltable bracket 101, therefore can ensure that auxiliary anti-squat system 9 and auxiliary 1 can stably integrally transport further.
As shown in Figure 5, in this embodiment, locating part 102 is bearing pin.This bearing pin from the pin-and-hole of biside plate through and fix by clamp.
Auxiliary anti-squat system 9 of the present utility model can be anti-hypsokinesis bar as shown in Figure 10, can certainly be other versions, as long as it turns over can prevent auxiliary 1 from occurring when reaching maximum functional angle after.
As shown in Figure 1, the first end of auxiliary support 2 is connected to the first end of auxiliary 1, and auxiliary support 2 has folded state relative to auxiliary 1.Auxiliary support 2 is also space truss steel-pipe welding structure.
As shown in Figure 3, in this embodiment, the first end of auxiliary 1 is provided with the truss frame for connecting for being connected with auxiliary support 2, and truss frame for connecting is provided with tri-joint mechanism C, auxiliary support 2 is connected to the first end of auxiliary 1 by this tri-joint mechanism C, thus auxiliary support 2 is relative to the collapsible setting of auxiliary 1.Auxiliary support 2 is made to become one structure with auxiliary 1 and auxiliary anti-squat system 9 like this, thus can reduce further installation steps, reduce labour intensity, increase work efficiency, and auxiliary support 2 can be folded and placed to the top of auxiliary 1 when transporting, make the transport of Auxiliary arm system more simple, traffic cost reduces further.
In order to be formed fixing when transporting to auxiliary support 2 and support, as shown in Figure 1, Auxiliary arm system can also comprise supporting leg 3.
As shown in Fig. 1, Fig. 4, Fig. 7 and Figure 11, in this embodiment, supporting leg 3 is arranged on auxiliary support 2, and auxiliary 1 is provided with the second hinge B, when auxiliary support 2 is in folded state, supporting leg 3 is connected with auxiliary 1 by this second hinge B, when transporting, supporting leg 3 is supported between auxiliary 1 and auxiliary support 2 like this, is formed fixing and supports, thus can prevent colliding with, rub and damaging between each framing member to auxiliary support 2.In this embodiment, the second hinge B place is provided with bearing pin, firmly fixes and support to be formed supporting leg 3.
As shown in Figure 1, before auxiliary, the two ends of arm-tie 4 are connected to the second end of auxiliary 1 and the second end of auxiliary support 2, and before auxiliary, arm-tie 4 pairs of auxiliarys 1 are formed and support.
In order to the one of arm-tie before can realizing auxiliary better 4 with auxiliary 1, auxiliary anti-squat system 9 and auxiliary support 2 is transported, in this embodiment, auxiliary 1 be provided with for when transporting to auxiliary before the first arm-tie bracket 103 of being fixed of arm-tie 4, so as shown in Figure 1, when transporting, before auxiliary, arm-tie 4 stably can be fixed on auxiliary 1 by this first arm-tie bracket 103, transport can not only be further facilitated, but also can prevent itself and other framing member from colliding and rubbing, be reduced in impaired risk in transportation.
Because Auxiliary arm system has a definite limitation when transporting to length L, width F and height H, therefore, in this embodiment, the first end of the first arm-tie bracket 103 is connected with auxiliary 1, the second end setting movable relative to auxiliary 1 of the first arm-tie bracket 103, the requirement width of Auxiliary arm system when the position of the second end of the first arm-tie bracket 103 is no more than transport during to make transport, thus the first arm-tie bracket 103 set by ensureing does not affect the transportation clearance of whole Auxiliary arm system.
As a kind of embodiment of the first arm-tie bracket 103, first arm-tie bracket 103 can scalablely be arranged, so operationally the first arm-tie bracket 103 can be in elongation state, and the first arm-tie bracket 103 can be in contraction state when off working state, thus meet the different size requirement of Auxiliary arm system different conditions.
As the another kind of embodiment of the first arm-tie bracket 103, the first arm-tie bracket 103 can be arranged rotationally relative to auxiliary 1, such first arm-tie bracket 103 can Auxiliary arm system different conditions different size require and turn to diverse location.
As another embodiment of the first arm-tie bracket 103, the second bracket section that first arm-tie bracket 103 can also comprise the first bracket section and be connected with this first bracket section, the first end of the first arm-tie bracket 103 is positioned in the first bracket section, second end of the first arm-tie bracket 103 is positioned in the second bracket section, second bracket section is arranged collapsibly relative to the first bracket section, when transporting, the first bracket section can be positioned over the second bracket section top foldedly like this, thus ensures that the first arm-tie bracket 103 does not affect the transportation clearance of whole Auxiliary arm system.
As shown in figure 12, after auxiliary, arm-tie 5 is arranged between the second end of auxiliary support 2 and principal arm 8.As shown in Figure 1, auxiliary support 2 is provided with the second arm-tie bracket 201, this second arm-tie bracket 201 for when transporting to auxiliary after being fixed at least partially of arm-tie 5.When transporting, after at least part of auxiliary, arm-tie 5 can be fixed on auxiliary support 2 top by the second arm-tie bracket 201 like this, transport, convenient transportation, and reliability is high with other structure member integral stabilizer of Auxiliary arm system.
Similarly, in order to avoid the second arm-tie bracket 201 affects the transportation clearance of whole Auxiliary arm system, the first end of the second arm-tie bracket 201 is connected with auxiliary support 2, the second end setting movable relative to auxiliary support 2 of the second arm-tie bracket 201, the requirement width of Auxiliary arm system when the position of the second end of the second arm-tie bracket 201 is no more than transport during to make transport.
The concrete structure of the second arm-tie bracket 201 also can have various ways, such as, and the scalable setting of the second arm-tie bracket 201; Or the second arm-tie bracket 201 is arranged rotationally relative to auxiliary support 2; Or, the 4th bracket section that second arm-tie bracket 201 comprises the 3rd bracket section and is connected with the 3rd bracket section, wherein, the first end of the second arm-tie bracket 201 is positioned in the 3rd bracket section, second end of the second arm-tie bracket 201 is positioned in the 4th bracket section, and the 4th bracket section is arranged collapsibly relative to the 3rd bracket section.
Owing to being arranged between auxiliary support 2 and principal arm 8, after auxiliary, the length of arm-tie 5 is relatively long, in order to further facilitate transport, in this embodiment, as shown in figs. 1 and 12, after auxiliary, arm-tie 5 to comprise after first paragraph auxiliary arm-tie 502 after arm-tie 501 and second segment auxiliary, wherein, after first paragraph auxiliary, arm-tie 501 is connected to the second end of auxiliary support 2, after second segment auxiliary, arm-tie 502 is for being connected with principal arm 8, removably connect between arm-tie 502 after arm-tie 501 and second segment auxiliary after first paragraph auxiliary, such as connected by modes such as the first bearing pin 6 or other fasteners, like this when transporting the second arm-tie bracket 201 can only to first paragraph auxiliary after arm-tie 501 be fixed, after second segment auxiliary, arm-tie 502 then can be fixed on principal arm 1 and transport together with principal arm system.
In this embodiment, Auxiliary arm system is integral type structure, can integral installation in principal arm system, simplify installation steps; And, before auxiliary 1, auxiliary support 2, auxiliary, after arm-tie 4, all or part of auxiliary, arm-tie 5 and auxiliary anti-squat system 9 can transport in one dismounting, and by arranging the structure such as bracket and supporting leg, make all parts all can stablize and transport non-interferencely, ensure the reliability in transportation; In addition, by arranging the second end relative to the mobilizable arm-tie bracket of auxiliary 1, can also ensure that the Auxiliary arm system after folding meets the requirement of transportation clearance (length L, width F and height H) at dismounting travelling position.
The utility model additionally provides a kind of boom system on the other hand, as shown in figure 13, this boom system comprises principal arm system and Auxiliary arm system, wherein, Auxiliary arm system is the Auxiliary arm system in above embodiment, the first end of the auxiliary 1 of this Auxiliary arm system is connected with the first end of the principal arm 8 of principal arm system, such as, can be connected by the second bearing pin 7, and the second end of principal arm 8 is used for being connected with turntable.
After the auxiliary of Auxiliary arm system, arm-tie 5 to comprise after aforementioned first paragraph auxiliary after arm-tie 51 and second previous paragraph auxiliary during arm-tie 52, after second segment auxiliary, arm-tie 502 is connected on principal arm 8, and principal arm 8 be provided with for when transporting to second segment auxiliary after the 3rd arm-tie bracket that is fixed of arm-tie 502, to be fixed arm-tie 502 after second segment auxiliary and to support.
Principal arm 8 of the present utility model can be heavy principal arm, also can be hybrid principal arm, and wherein hybrid principal arm is saved by principal arm arm joint and variable-amplitude auxiliary arm arm and is formed by connecting by transition segment.Adopt the benefit of hybrid principal arm to be: the length of (1) principal arm system is increased, and then the integral hoisting of the utility model boom system is highly got a promotion, meet the ever-increasing demands of Larger Engineering Projects hoisting height such as wind-power electricity generation; (2) due to relative to heavy principal arm, the lighter in weight of hybrid principal arm, therefore, adopt hybrid principal arm effectively can alleviate the own wt of boom system, significantly can reduce the capsizing moment of complete machine under equal brachium condition, improve the lifting performance that boom system plays arm safety and complete machine.When adopting hybrid principal arm, the hinge-point between auxiliary 1 and principal arm 8 can be arranged on variable-amplitude auxiliary arm epimerite, and the hinge-point after second segment auxiliary between arm-tie 52 and principal arm 1 can be arranged on variable-amplitude auxiliary arm arm and save.
Based on the Auxiliary arm system of the utility model integral structure, the consolidation transportation of Auxiliary arm system and principal arm system is simple, be convenient to the conversion between different operating mode (principal arm operating mode and auxiliary operating mode) on the one hand, be also convenient to transition transport on the other hand.
Particularly, as shown in figure 12, when mounted, only need integral hoisting Auxiliary arm system that auxiliary 1 is first connected with principal arm 8 by the second bearing pin 7, after arm-tie 52 after arm-tie 51 after the first paragraph auxiliary be placed on auxiliary support 2 and the second segment auxiliary be placed on principal arm 8 is connected by the first bearing pin 6, namely complete the installation of Auxiliary arm system and principal arm system, thus auxiliary operating mode can be realized, just can carry out auxiliary operating mode lifting operation when playing arm and reaching predetermined work amplitude; When dismantling, only the first bearing pin 6 after arm-tie 51 after the second bearing pin 7 between auxiliary 1 first end and principal arm 8 first end and first paragraph auxiliary and second segment auxiliary between arm-tie 52 need be disconnected, namely the dismounting of Auxiliary arm system and principal arm system is achieved, then arm-tie 51 and auxiliary anti-squat system 9 after arm-tie 4, first paragraph auxiliary before the auxiliary support 2 of Auxiliary arm system, auxiliary are folded into state shown in Fig. 1, then can carry out transition transport.
The force-bearing situation of the utility model boom system when auxiliary operating mode lifting weight as shown in figs. 14 a and 14b.With reference to Figure 14 A, during lifting, the directed force F 11 of arm-tie 4 before the gravity G that the load that auxiliary 1 bears produces for weight and auxiliary, its Fb direction of making a concerted effort is substantially along the axis direction of auxiliary 1, can not or less generation additional bending moment, because auxiliary 1 is space truss high strength steel pipe welded structure, its opposing ability of axial force and effect will be better than moment of flexure far away, therefore, auxiliary 1 strained condition of the present utility model is better; In like manner, for auxiliary support 2, its load of bearing is the directed force F 12 of arm-tie 4 before the directed force F 2 of arm-tie 5 after auxiliary and auxiliary, the direction of its Fz that makes a concerted effort is substantially along the axis direction of auxiliary support 2, can not or less generation additional bending moment, because auxiliary support 2 is space truss high strength steel pipe welded structure, its opposing ability of axial force and effect will be better than moment of flexure far away, therefore, the strained condition of auxiliary support 2 of the present utility model is also better.
As shown in Figure 14B, get arm head lifting pulley group center of gravity in figure is coordinate origin O to concrete stressed decomposing schematic representation, and auxiliary axis direction is system of axes X-direction, and auxiliary axis normal orientation is system of axes Y-axis.Due to the stressed decomposition analysis process of auxiliary support 2 and auxiliary 1 similar, therefore, be only described for auxiliary 1 herein.
During lifting, the direction of the gravity G of weight is straight down, before auxiliary, the direction of the directed force F 11 of arm-tie 4 pairs of auxiliarys 1 is along the axis direction of arm-tie 4 before auxiliary, power G, power F11 carry out decomposing along X, Y direction by the composition and decomposition principle according to mechanics power, power G can be analyzed to the power GX along X-direction and the power GY along Y direction, and power F11 can be analyzed to the power F11X along X-direction and the power F11Y along Y direction.As can be seen from Figure 14B, Y-direction has the effect of power GY and F11Y, and direction is contrary, and therefore power in the Y direction can be cancelled out each other or the overwhelming majority is offset, can not or less generation additional bending moment, thus can not produce danger in Y-axis; X-direction has power GX and F11X effect, and direction is identical, and these two power constitute the axial force F b of auxiliary 1, i.e. Fb=GX+F11X.Although this kind of structure makes the axial force of auxiliary 1 increase outwardly, but as previously mentioned, auxiliary 1 is space truss structure, this kind of structure has the ability of opposing axial force and effect is comparatively strong and feature that the ability of resist torque is more weak, also the ability that namely auxiliary 1 resists axial force will be better than the ability of resist torque far away, thus thisly avoid the stressed effect of moment of flexure better by increasing part axial force, the stressed advantage that this kind of structure can give full play to its version avoids stressed inferior position simultaneously.
Visible, the boom system comprising the utility model Auxiliary arm system also have compact conformation, strained condition better, advantage that intensity is higher, effectively can avoid the generation of additional bending moment, effectively can improve Lifting Capacity, improve complete machine stability when lifting, safety factor is high.
The foregoing is only exemplary embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (15)
1. an Auxiliary arm system, it is characterized in that, comprise auxiliary (1) and auxiliary anti-squat system (9), the first end of described auxiliary anti-squat system (9) is articulated with the first end for being connected with principal arm (8) of described auxiliary (1), and the position of the second end of described auxiliary anti-squat system (9) can be in different operating angles along with described auxiliary (1) and change.
2. Auxiliary arm system according to claim 1, it is characterized in that, the first end of described auxiliary (1) is provided with the first hinge-point (A) and anti-rear tiltable bracket (101), the first end of described auxiliary anti-squat system (9) is hinged by described first hinge (A) and described auxiliary (1), and the second end of described auxiliary anti-squat system (9) is overlapped on described anti-rear tiltable bracket (101).
3. Auxiliary arm system according to claim 2, it is characterized in that, described anti-rear tiltable bracket (101) is U-shaped, described U-shaped anti-rear tiltable bracket (101) comprises biside plate and the recess between described biside plate, be provided with locating part (102) between the top of described biside plate, the second end of described auxiliary anti-squat system (9) is arranged between described recess and described locating part (102).
4. according to the arbitrary described Auxiliary arm system of claim 1-3, it is characterized in that, described Auxiliary arm system also comprises auxiliary support (2), the first end of described auxiliary support (2) is connected to the first end of described auxiliary (1), and described auxiliary support (2) has folded state relative to described auxiliary (1).
5. Auxiliary arm system according to claim 4, it is characterized in that, described auxiliary support (2) is provided with supporting leg (3), described auxiliary (1) is provided with the second hinge (B), and when described auxiliary support (2) is in described folded state, described supporting leg (3) is connected with described auxiliary (1) by described second hinge (B).
6. Auxiliary arm system according to claim 4, it is characterized in that, described Auxiliary arm system also comprises arm-tie (4) before auxiliary, before described auxiliary, the two ends of arm-tie (4) are connected to the second end of described auxiliary (1) and the second end of described auxiliary support (2), described auxiliary (1) is provided with the first arm-tie bracket (103), described first arm-tie bracket (103) for transport time to described auxiliary before arm-tie (4) be fixed.
7. Auxiliary arm system according to claim 6, it is characterized in that, the first end of described first arm-tie bracket (103) is connected with described auxiliary (1), the second end setting movable relative to described auxiliary (1) of described first arm-tie bracket (103), the requirement width of described Auxiliary arm system when the position of the second end of the first arm-tie bracket (103) described in during to make transport is no more than transport.
8. Auxiliary arm system according to claim 7, is characterized in that, described first arm-tie bracket (103) scalable setting; Or described first arm-tie bracket (103) is arranged rotationally relative to described auxiliary (1); Or, the second bracket section that described first arm-tie bracket (103) comprises the first bracket section and is connected with described first bracket section, the first end of described first arm-tie bracket (103) is positioned in described first bracket section, second end of described first arm-tie bracket (103) is positioned in described second bracket section, and described second bracket section is arranged collapsibly relative to described first bracket section.
9. Auxiliary arm system according to claim 4, it is characterized in that, described Auxiliary arm system also comprises arm-tie (5) after auxiliary, between the second end that after described auxiliary, arm-tie (5) is arranged at described auxiliary support (2) and described principal arm (8), and described auxiliary support (2) is provided with the second arm-tie bracket (201), described second arm-tie bracket (201) for when transporting to described auxiliary after being fixed at least partially of arm-tie (5).
10. Auxiliary arm system according to claim 9, it is characterized in that, after described auxiliary, arm-tie (5) to comprise after first paragraph auxiliary arm-tie (502) after arm-tie (501) and second segment auxiliary, after described first paragraph auxiliary, arm-tie (501) is connected to the second end of described auxiliary support (2), after described second segment auxiliary, arm-tie (502) is for being connected with principal arm (8), removably connect between arm-tie (502) after arm-tie (501) and described second segment auxiliary after described first paragraph auxiliary, described second arm-tie bracket (201) for transport time to described first paragraph auxiliary after arm-tie (501) be fixed.
11. Auxiliary arm system according to claim 9, it is characterized in that, the first end of described second arm-tie bracket (201) is connected with described auxiliary support (2), second end of described second arm-tie bracket (201) is arranged relative to described auxiliary support (2) activity, the requirement width of described Auxiliary arm system when the position of the second end of the second arm-tie bracket (201) described in during to make transport is no more than transport.
12. Auxiliary arm system according to claim 11, is characterized in that, described second arm-tie bracket (201) scalable setting; Or described second arm-tie bracket (201) is arranged rotationally relative to described auxiliary support (2); Or, the 4th bracket section that described second arm-tie bracket (201) comprises the 3rd bracket section and is connected with described 3rd bracket section, the first end of described second arm-tie bracket (201) is positioned in described 3rd bracket section, second end of described second arm-tie bracket (201) is positioned in described 4th bracket section, and described 4th bracket section is arranged collapsibly relative to described 3rd bracket section.
13. 1 kinds of boom systems, comprise principal arm system and Auxiliary arm system, it is characterized in that, described Auxiliary arm system is the arbitrary described Auxiliary arm system of claim 1-12, the first end of the auxiliary (1) of described Auxiliary arm system is connected with the first end of the principal arm (8) of described principal arm system, and the second end of described principal arm (8) is used for being connected with turntable.
14. boom systems according to claim 13, it is characterized in that, described Auxiliary arm system comprises auxiliary support (2), the first end of described auxiliary support (2) is connected to the first end of described auxiliary (1), and described auxiliary support (2) has folded state relative to described auxiliary (1), described Auxiliary arm system comprises arm-tie (5) after auxiliary, after described auxiliary, arm-tie (5) to comprise after first paragraph auxiliary arm-tie (502) after arm-tie (501) and second segment auxiliary, removably connect between arm-tie (502) after arm-tie (501) and described second segment auxiliary after described first paragraph auxiliary, after described first paragraph auxiliary, arm-tie (501) is connected to the second end of described auxiliary support (2), after described second segment auxiliary, arm-tie (502) is connected on described principal arm (8), described principal arm (8) be provided with for when transporting to described second segment auxiliary after the 3rd arm-tie bracket that is fixed of arm-tie (502).
15. boom systems according to claim 13, is characterized in that, described principal arm (1) is heavy principal arm or hybrid principal arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520781076.2U CN205099228U (en) | 2015-10-10 | 2015-10-10 | Auxiliary system and cantilever crane system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520781076.2U CN205099228U (en) | 2015-10-10 | 2015-10-10 | Auxiliary system and cantilever crane system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205099228U true CN205099228U (en) | 2016-03-23 |
Family
ID=55515022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520781076.2U Active CN205099228U (en) | 2015-10-10 | 2015-10-10 | Auxiliary system and cantilever crane system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205099228U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105174089A (en) * | 2015-10-10 | 2015-12-23 | 徐工集团工程机械股份有限公司 | Auxiliary arm system and arm rack system |
-
2015
- 2015-10-10 CN CN201520781076.2U patent/CN205099228U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105174089A (en) * | 2015-10-10 | 2015-12-23 | 徐工集团工程机械股份有限公司 | Auxiliary arm system and arm rack system |
| CN105174089B (en) * | 2015-10-10 | 2017-08-08 | 徐工集团工程机械股份有限公司 | Auxiliary arm system and boom system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201882832U (en) | Rearward tilting prevention device for main arm of crane | |
| CN113550434B (en) | Connecting assembly for assembled steel structure | |
| CN103429887B (en) | Fan rotor and assembly method thereof | |
| CN102923589A (en) | Boom tower crane, A-shaped frame thereof and mounting method of A-shaped frame | |
| CN105174089A (en) | Auxiliary arm system and arm rack system | |
| CN205099228U (en) | Auxiliary system and cantilever crane system | |
| CN107140557B (en) | Special arm support structure for wind power and crane | |
| CN205205686U (en) | Portable operation platform of suspension type catwalk veil construction | |
| CN201971549U (en) | Main beam for suspended support system for tower crane | |
| CN103407906B (en) | A kind of super lifting device and surpassed supporting leg | |
| CN105369741B (en) | Suspension-type movable operation platform for constructing catwalk face net | |
| CN202138417U (en) | Engineering truck and car frame assembly thereof | |
| CN102320330B (en) | Engineering vehicle and vehicle frame assembly thereof | |
| CN102351130B (en) | Crawler crane and counterweight supporting device thereof | |
| CN205419602U (en) | Modular cantilever crane | |
| CN218934632U (en) | Mobile maintenance platform for fan conductor rail | |
| CN213539633U (en) | Wide-angle adjustable steel structure platform | |
| CN218786506U (en) | Tower group auxiliary pipeline installation lifting platform | |
| CN205439948U (en) | Installation protective structure of power battery group | |
| CN218522611U (en) | Support for assisting in mounting and transporting lifting hook | |
| CN218759682U (en) | Portable ladder stand for welding steel bridge | |
| CN215558250U (en) | Transversely-folded elevator shaft support | |
| CN215479334U (en) | Cargo boom and tower crane | |
| CN220642328U (en) | Hoisting device | |
| CN216277096U (en) | Support frame with reinforced structure for construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |