CN103896161B - A kind of revolving jib crane - Google Patents
A kind of revolving jib crane Download PDFInfo
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- CN103896161B CN103896161B CN201410144584.XA CN201410144584A CN103896161B CN 103896161 B CN103896161 B CN 103896161B CN 201410144584 A CN201410144584 A CN 201410144584A CN 103896161 B CN103896161 B CN 103896161B
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Abstract
The invention discloses a kind of revolving jib crane, comprise pillar stiffener, spiral arm, electric bicycle and Suspension System; Spiral arm is rotaryed connection by S. A. with pillar stiffener, and on spiral arm, sliding block joint electric bicycle, electric bicycle is equipped with Suspension System; The number of spiral arm is two, and two spiral arms form the jaw structure be fixedly connected with, and described jaw structure is positioned on horizontal surface; Two spiral arms have guide-track groove, and electric bicycle slides along guide-track groove.The non-rectilinear that revolving jib crane provided by the invention can adapt to high temp objects preferably moves, lifting work; Make high temp objects lifting and spiral arm rotation process in more stable, safer; The control lifted by crane high temp objects being carried out to state can be realized further.
Description
Technical field
The present invention relates to crane field, especially relate to a kind of revolving jib crane.
Background technology
Hoisting crane is a kind of big machinery of widespread use in heavy industry industry, wherein, revolving jib crane carries out big angle rotary because it can realize spiral arm around pillar stiffener, thus can complete that various non-rectilinear moves, lifting work more flexibly, overcome original gantry crane can only on straight line the defect of mobile object.
Revolving jib crane mainly comprises pillar stiffener, the spiral arm of rotarying connection with pillar stiffener and the electric bicycle with spiral arm sliding block joint, realizes the lifting to object by the Suspension System be satisfied with on electric bicycle.This revolving jib crane generally can only be used for the crane lifting service of ordinary goods, and in heavy industry fields such as casting, smeltings, often relates to and to move the non-rectilinear of high temp objects and the work such as lifting.For high temp objects, because object self-temperature is higher, all considerable influence is had to object surrounding work room device and staff, all higher to lifting, stability in spiral arm rotary course and security requirement, common revolving jib crane cannot meet the demands, and therefore also lacks the revolving jib crane that a kind of non-rectilinear that can adapt to high temp objects preferably moved, lifted work in prior art.
Summary of the invention
Cannot adapt to preferably to move the non-rectilinear of high temp objects to solve revolving jib crane common in prior art, lifting work; The process that high temp objects cannot be made preferably to rotate in lifting and spiral arm is more stable, safer; The defects such as state control can not be carried out to lifted by crane high temp objects further, the invention provides that a kind of non-rectilinear that can adapt to high temp objects preferably moves, lifting work; Make high temp objects lifting and spiral arm rotation process in more stable, safer; And realize the revolving jib crane lifted by crane high temp objects being carried out to state control further.
In order to achieve the above object, provide a kind of revolving jib crane in an embodiment of the present invention, comprise pillar stiffener, spiral arm, electric bicycle and Suspension System; Spiral arm is rotaryed connection by S. A. with pillar stiffener, and on spiral arm, sliding block joint electric bicycle, electric bicycle is equipped with Suspension System; The number of this spiral arm is two, and two spiral arms form the jaw structure be fixedly connected with, and described jaw structure is positioned on horizontal surface; Two spiral arms have guide-track groove, and electric bicycle slides along the guide-track groove of spiral arm.Specifically, two spiral arms are positioned on horizontal surface abreast, and its one end be connected with S. A. respectively, for being fixedly connected with, has space between two spiral arms be arranged in parallel; Thus form jaw structure.Electric bicycle is connected with spiral arm respectively by the guide-track groove be satisfied with on two spiral arms, thus realizes the slip along spiral arm direction.
Revolving jib crane provided by the invention, is realized the lifting being suspended object by the Suspension System be satisfied with on electric bicycle; Realization is slided to being suspended the movement of object along spiral arm direction along spiral arm by electric bicycle; The non-rectilinear rotated being suspended object around S. A. by spiral arm is moved.Further, number because of this radial arm of crane is two, and between be arranged in parallel two spiral arms, there is space, at revolving jib crane, high temp objects is moved, during lifting, high temp objects area just above can temperature be the highest because of circulating air, and the high temp objects that revolving jib crane suspends in midair is roughly positioned between two spiral arms, therefore, it is more stable when the lift-launch pattern of two spiral arms can make suspention have the electric bicycle of high temp objects to move on the one hand, thus the possibility that reduction high temp objects rotates and rocks, on the other hand, high hot air open by the easier dissipation in space had between two spiral arms and can not stop by spiral arm, in addition, compared to single turning crane of the prior art, two spiral arms also can make to be positioned at the electrical components such as the electric bicycle on spiral arm as far as possible away from the high temp objects that it lifts by crane, thus reduce the impact of high temp objects on each parts of revolving jib crane on the whole, reduce the too high and possibility of et out of order of electrical components Yin Wendu, thus the impact of high temp objects on hoisting crane can be reduced, realizing this revolving jib crane can adapt to the work such as the lifting of high temp objects better.
Preferably, this revolving jib crane, can also comprise and being satisfied with on electric bicycle and the fixed mount keeping object stable in moving process.In heavy industry fields such as casting, smeltings, hoisting crane is when mobile high temperature foundry goods, high temperature foundry goods easily rotates and rocks, some the high temperature chips be attached on foundry goods are caused to be thrown out of, this not only can threaten the personal safety of neighbouring staff, also can fire hazard, and the fixed mount be satisfied with on electric bicycle can preferably keep hanging object to stablize in moving process, thus can more safely realize work such as the liftings of high temp objects.
Preferably, this revolving jib crane, can also comprise the slewing arrangement be satisfied with on electric bicycle, and this slewing arrangement is fixedly connected with fixed mount.In association areas such as casting, smeltings, sometimes because of the size of high temp objects, the condition restriction of shape by workyard or the reason of other side, people wish that hanging object is placed in certain position in a particular manner, at this moment just rotation high temp objects being carried out certain angle around the S. A. of vertical direction is needed, and due to the characteristic of high temp objects self, even if for the high temp objects that some are lighter, staff also directly cannot move rotation after it lands.Therefore, by being satisfied with the slewing arrangement on electric bicycle, can realize easily rotating the S. A. of high temp objects around vertical direction, thus meet people carry out further state manipulation requirement to high temp objects.Make slewing arrangement be fixedly connected with fixed mount, fixed mount is rotated in company with high temp objects simultaneously, in rotary course, high temp objects can be stablized at any time, thus make whole working process safer.
Further, fixed mount can comprise two fixed links and shifting bar vertically settled; The upper end of two fixed links is fixedly connected with slewing arrangement respectively; Two shifting bar difference nooses are in two fixed links; The lower end of two shifting bars is provided with the suspention beam be connected with described Suspension System, and the bottom of shifting bar connects the hanging end for suspending object in midair.Adopt the fixed mount of said structure, the design of its symmetrical expression can coordinate two symmetrical spiral arms better on the one hand, improves stability, device entirety also can be made more to simplify, be convenient to dismounting, and the possibility that reduction fault occurs; On the other hand, by the hanging end for suspending object in midair directly with can the flexible shifting bar of in the vertical direction, and Suspension System directly acts on the suspention beam of fixed mount, realizes the landing to hanging object, hanging object not only can be made more firm, be difficult to the movement on occurred level direction; Simultaneously, also fixed mount can be made to rise in company with hanging object simultaneously or to decline, this can adapt to some better and have specified conditions restriction workyard, such as, when there is the obstacle of certain altitude in the circular work region that spiral arm covers, the fixed mount of said structure makes revolving jib crane more flexible, crosses obstacle easily and completes work such as the liftings of high temp objects; In addition adopt fixed link and the connection mode of shifting bar phase noose, also can shorten the height of this fixed mount on vertical direction, thus reduce the space needed for the work of this revolving jib crane.
Further, slewing arrangement can comprise can realize slide rail A that two fixed links rotate around vertical direction and bearing, and bearing and slide rail A sliding block joint, realize the slip along slide rail A; The upper end of two fixed links is separately fixed on bearing.The slewing arrangement of said structure not only can make device entirety more simplify, and is convenient to dismounting, and reduces the possibility of fault generation; Also can coordinate the concrete structure of aforementioned fixed mount better, realize rotating the S. A. of high temp objects around vertical direction.
Preferably, this fixed mount can also comprise Suspension, and Suspension connects the bottom of two shifting bars, and hanging end is connected with shifting bar by Suspension; Described hanging end is at least two, and at least two hanging ends are connected with described Suspension in the mode that spacing in horizontal direction is adjustable.Herein, multiple hanging end is hook block hanging object simultaneously, can improve the stability of hanging object further, reduce its possibility of rocking or tremble.In addition, in the real work of hoisting crane, for the consideration adapting to different hanging object better, can install Suspension on fixed mount, multiple hanging end can spacing is adjustable in horizontal direction mode be connected with described Suspension.In association areas such as casting, smeltings, different model, batch its size of product can change, but its shape is constant, correspondingly on hanging object, the position of point of suspension also can change.Hanging end in the horizontal direction spacing is adjustable, then only need when product batches changes, and adaptations hanging end spacing in the horizontal direction, conveniently can adapt to the product of multiple batch identical to shape and lift.
Preferably, electric bicycle can comprise the flat board be positioned between two spiral arms, and dull and stereotyped middle part has manhole; Described slide rail A is positioned at through hole.Adopt the electric bicycle of said structure, the design of its symmetrical expression can coordinate two symmetrical spiral arms and other parts better on the one hand, improves stability; The slide rail A of slewing arrangement is placed in through hole, device entirety also can be made more to simplify, be convenient to dismounting, and reduce the possibility of fault generation; On the other hand, the manhole that flat board is opened, can make the easier dissipation of high hot air open and can not be stopped, makes this revolving jib crane can adapt to the work such as the lifting of high temp objects better.
Preferably, can also be equipped with at least one positioning beam between two fixed links, the midpoint of positioning beam can offer hole, the center of circle that be projected through round through hole of positioning beam on flat board; The suspension rope of Suspension System is connected with suspention beam through hole.Here, the suspension rope of Suspension System is connected with suspention beam through hole, thus realizes the landing to fixed mount and hanging object, and when this can be avoided rotating fixed mount and hanging object, suspension rope is wound around the fault caused on the associated components; In addition, make the center of circle that be projected through round through hole of positioning beam on flat board that fixed link can be made to be placed in symmetrically on electric bicycle, the gravity direction of hanging object is roughly positioned on the symmetrical plane of revolving jib crane, and coincide with the S. A. of vertical direction, thus improve the stability of hanging object when rotating.
Preferably, this revolving jib crane can also comprise the motor and PLC(Programmable Logic Controller programmable logic controller (PLC) that drive S. A. to rotate) electric-control system of programming, described PLC programming electric-control system is electrically connected with motor, slewing arrangement, electric bicycle and Suspension System.The automation lifting operation to high temp objects can be realized by PLC programming electric-control system, improve production efficiency so on the one hand, staff also can be made away from work-yard on the other hand, make whole working process safer.
Preferably, this revolving jib crane can also comprise hold-down arm, and hold-down arm one end is equipped with antifriction-bearing box, and the other end is fixedly connected with two spiral arms one end close to S. A.; Pillar stiffener is equipped with the slide rail B matched with antifriction-bearing box, hold-down arm is by antifriction-bearing box and pillar stiffener sliding block joint.The maximum lifting weight that hold-down arm can improve this revolving jib crane is installed, and revolving jib crane stability when rotated can be improved further.
Preferably, two spiral arms all can adopt I-beam section, adopt I-beam section can on the basis ensureing spiral arm intensity the cost of economy system further; Adopt I-beam section also can realize preferably coordinating with electric bicycle simultaneously, improve the stability of device further.
Preferably, the end relative with S. A. at two spiral arms can also arrange stop part, arranges stop part and can prevent electric bicycle from skidding off spiral arm because of unexpected.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of revolving jib crane described in the embodiment of the present invention;
Fig. 2 is the front view of a kind of revolving jib crane described in the embodiment of the present invention;
Fig. 3 is the birds-eye view of a kind of revolving jib crane described in the embodiment of the present invention;
Fig. 4 is the schematic diagram of a kind of revolving jib crane described in the embodiment of the present invention;
Fig. 5 is the lateral plan of a kind of revolving jib crane described in the embodiment of the present invention;
Fig. 6 is the schematic diagram of the Suspension described in the embodiment of the present invention;
Fig. 7 is the lateral plan of the another kind of revolving jib crane described in the embodiment of the present invention;
In figure, 1, pillar stiffener; 11, slide rail B; 2, S. A.; 3, spiral arm; 4, electric bicycle; 41, dull and stereotyped; 42, manhole; 510, suspension rope; 6, fixed mount; 61, fixed link; 62, shifting bar; 63, beam is suspended in midair; 64, Suspension; 611, positioning beam; 6110, hole; 7, slewing arrangement; 71, slide rail A; 8, hanging end; 9, hold-down arm; 91, antifriction-bearing box.
Detailed description of the invention
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
Fig. 1 is the schematic diagram of a kind of revolving jib crane provided by the invention, and as shown in figures 1 to 6, this revolving jib crane comprises pillar stiffener 1, spiral arm 3, electric bicycle 4 and Suspension System (attached not shown); Spiral arm 3 is rotaryed connection by S. A. 2 with pillar stiffener 1, and sliding block joint electric bicycle 4 on spiral arm 3, electric bicycle 4 is equipped with Suspension System; The number of this spiral arm 3 is two, and two spiral arms form the jaw structure be fixedly connected with, and jaw structure is positioned on horizontal surface; Spiral arm has guide-track groove (attached not shown), electric bicycle slides along the guide-track groove of spiral arm.
Particularly, two spiral arms are positioned on horizontal surface abreast, and its one end be connected with S. A. 2 respectively, for being fixedly connected with, has space between two spiral arms 3 be arranged in parallel; Thus form jaw structure.Electric bicycle is connected with spiral arm respectively by the guide-track groove be satisfied with on two spiral arms 3, thus realizes the slip along spiral arm direction.
Revolving jib crane provided by the invention, is realized the lifting being suspended object by the Suspension System be satisfied with on electric bicycle; Realization is slided to being suspended the movement of object along spiral arm direction along spiral arm by electric bicycle; The non-rectilinear rotated being suspended object around S. A. by spiral arm is moved.Further, number because of this radial arm of crane is two, and between be arranged in parallel two spiral arms, there is space, at revolving jib crane, high temp objects is moved, during lifting, high temp objects area just above can temperature be the highest because of circulating air, and the high temp objects that revolving jib crane suspends in midair is roughly positioned between two spiral arms, therefore, it is more stable when the lift-launch pattern of two spiral arms can make suspention have the electric bicycle of high temp objects to move on the one hand, thus the possibility that reduction high temp objects rotates and rocks, on the other hand, high hot air open by the easier dissipation in space had between two spiral arms and can not stop by spiral arm, in addition, compared to single turning crane of the prior art, two spiral arms also can make to be positioned at the electrical components such as the electric bicycle on spiral arm as far as possible away from the high temp objects that it lifts by crane, thus reduce the impact of high temp objects on each parts of revolving jib crane on the whole, reduce the too high and possibility of et out of order of electrical components Yin Wendu, thus the impact of high temp objects on hoisting crane can be reduced, realizing this revolving jib crane can adapt to the work such as the lifting of high temp objects better.
Preferably, as shown in Fig. 5,7, this revolving jib crane, can also comprise and being satisfied with on electric bicycle 4 and the fixed mount 6 keeping object stable in moving process.In heavy industry fields such as casting, smeltings, hoisting crane is when mobile high temperature foundry goods, high temperature foundry goods easily rotates and rocks, some the high temperature chips be attached on foundry goods are caused to be thrown out of, this not only can threaten the personal safety of neighbouring staff, also can fire hazard, and the fixed mount be satisfied with on electric bicycle can preferably keep hanging object to stablize in moving process, thus can more safely realize work such as the liftings of high temp objects.
Preferably, as shown in Figure 3, this revolving jib crane, can also comprise the slewing arrangement 7 be satisfied with on electric bicycle 4, and this slewing arrangement 7 is fixedly connected with fixed mount 6.In association areas such as casting, smeltings, sometimes because of the size of high temp objects, the condition restriction of shape by workyard or the reason of other side, people wish that hanging object is placed in certain position in a particular manner, at this moment just rotation high temp objects being carried out certain angle around the S. A. of vertical direction is needed, and due to the characteristic of high temp objects self, even if for the high temp objects that some are lighter, staff also directly cannot move rotation after it lands.Therefore, by being satisfied with the slewing arrangement on electric bicycle, can realize easily rotating the S. A. of high temp objects around vertical direction, thus meet people carry out further state manipulation requirement to high temp objects.Make slewing arrangement be fixedly connected with fixed mount, fixed mount is rotated in company with high temp objects simultaneously, in rotary course, high temp objects can be stablized at any time, thus make whole working process safer.
Preferably, as shown in Fig. 1,2,4,5, fixed mount 6 can adopt following manner to realize: fixed mount 6 comprises two fixed links 61 and shifting bar 62 vertically settled; The upper end of two fixed links 61 is fixedly connected with slewing arrangement 7 respectively; Two shifting bar 62 difference nooses are in two fixed links 61; The lower end of two shifting bars 62 is provided with the suspention beam 63 be connected with described Suspension System, and the bottom of shifting bar 62 connects the hanging end 8 for suspending object in midair.Adopt the fixed mount of said structure, the design of its symmetrical expression can coordinate two symmetrical spiral arms better on the one hand, improves stability, device entirety also can be made more to simplify, be convenient to dismounting, and the possibility that reduction fault occurs; On the other hand, by the hanging end for suspending object in midair directly with can the flexible shifting bar of in the vertical direction, and Suspension System directly acts on the suspention beam of fixed mount, realizes the landing to hanging object, hanging object not only can be made more firm, be difficult to the movement on occurred level direction; On the other hand, also fixed mount can be made to rise in company with hanging object simultaneously or to decline, this can adapt to some better and have specified conditions restriction workyard, such as, when there is the obstacle of certain altitude in the circular work region that spiral arm covers, the fixed mount of said structure makes revolving jib crane more flexible, crosses obstacle easily and completes work such as the liftings of high temp objects; In addition adopt fixed link and the connection mode of shifting bar phase noose, also can shorten the height of this fixed mount on vertical direction, thus reduce the space needed for the work of this revolving jib crane.
Certainly, fixed mount also can adopt other optional implementation arbitrarily, such as, as an optional embodiment, fixed mount also can be 4 be vertically arranged on electric bicycle corner rigidly fix bar, or two sides/tri-symmetry is arranged on the baffle plate on electric bicycle.Should be noted herein, the concrete structure of this fixed mount and shape are that needs are specifically determined according to the shape of the target of revolving jib crane and structure, for difform hanging object, those skilled in the art can the fixed mount of corresponding outfit difformity, structure and connection mode, come better rotate and mobile high temp objects process in keep hanging object to stablize.
Preferably, as shown in Figure 3, slewing arrangement can adopt following manner to realize: slewing arrangement 7 comprises can realize slide rail A71 that two fixed links 61 rotate around vertical direction and bearing (attached not shown), and bearing and slide rail A71 sliding block joint, realize the slip along slide rail A; The upper end of two fixed links 61 is separately fixed on bearing.The slewing arrangement of said structure not only can make device entirety more simplify, and is convenient to dismounting, and reduces the possibility of fault generation; Also can coordinate the concrete structure of aforementioned fixed mount 6 better, realize rotating the S. A. of high temp objects around vertical direction.
Certainly, slewing arrangement also can adopt other optional implementation arbitrarily, the selection gist of similar fixed mount, the concrete structure of this slewing arrangement and mounting means are also that needs come specifically to determine further according to the shape of fixed mount and structure, for different fixed mounts, those skilled in the art can the slewing arrangement of corresponding outfit difformity, structure and connection mode, come better rotate and mobile high temp objects process in keep hanging object to stablize.
In addition, the concrete connection mode of the specific implementation that aforementioned fixed mount adopts and fixed link and slewing arrangement, other optional implementation arbitrarily equally also can be adopted to realize, such as, as an optional embodiment, fixed mount can directly realize with rigid rod: the bottom of two rigid rods is connected by suspention beam, and the top of two rigid rods is provided with the tooth bar along bar direction, and two rigid rods are connected by gear with bearing respectively.
Preferably, as Fig. 1,2, shown in 4-6, this fixed mount 6 can also comprise Suspension 64, and Suspension 64 connects the bottom of two shifting bars 62, and hanging end 8 is connected with shifting bar 62 by Suspension 64; Described hanging end 8 is at least two, and at least two hanging ends 8 are connected with described Suspension 64 in the mode that spacing in horizontal direction is adjustable.Herein, at least two hanging ends can adopt optional implementation arbitrarily to reach and the Suspension connection that spacing is adjustable in the horizontal direction.As an optional embodiment, hanging end can adopt following implementation to complete this connection: as shown in Figure 6, Suspension has the groove of horizontal direction, hanging end is fixed on groove optional position by bolt.
Herein, multiple hanging end is hook block hanging object simultaneously, can improve the stability of hanging object further, reduce its possibility of rocking or tremble.In addition, in the real work of hoisting crane, for the consideration adapting to different hanging object better, can install Suspension on fixed mount, multiple hanging end can spacing is adjustable in horizontal direction mode be connected with described Suspension.In association areas such as casting, smeltings, different model, batch its size of product can change, but its shape is constant, correspondingly on hanging object, point of suspension position also can change.Hanging end in the horizontal direction spacing is adjustable, then only need when product batches changes, and adaptations hanging end spacing in the horizontal direction, conveniently can adapt to the product of multiple batch identical to shape and lift.
Certainly, hanging end can realize with other optional implementation any, such as, hanging end also can be directly installed on the bottom of shifting bar, or, directly can adopt the shifting bar of " L " type, using shifting bar lower horizontal part as hanging end of suspention object etc.; In addition, the shape of hanging end also can be arbitrary, such as, hanging end can make " L " type,, " J " type or " U " type etc., the concrete shape of hanging end needs to determine for the point of suspension of suspention according to the shape of hanging object and hanging object, so as better rotate and mobile high temp objects process in keep hanging object to stablize.
In addition, hanging end also can adopt traditional mode, is directly connected in the suspension rope of Suspension System, and now, fixed mount can directly be connected on electric bicycle, and its concrete set-up mode still needs to determine according to actual job situation.
The electric bicycle of this revolving jib crane can realize with any optional implementation, preferably, as shown in Fig. 1,3,4, electric bicycle 4 can adopt following manner to realize: electric bicycle 4 can comprise the flat board 41 be positioned between two spiral arms 3, has manhole 42 in the middle part of in the of dull and stereotyped 41; Described slide rail A71 is positioned at through hole 42.Adopt the electric bicycle of said structure, the design of its symmetrical expression can coordinate two symmetrical spiral arms and other parts better on the one hand, improves stability; The slide rail A of slewing arrangement is placed in through hole, device entirety also can be made more to simplify, be convenient to dismounting, and reduce the possibility of fault generation; On the other hand, the manhole that flat board is opened, can make the easier dissipation of high hot air open and can not be stopped, makes this revolving jib crane can adapt to the work such as the lifting of high temp objects better.
Preferably, as Figure 1-4, can also be equipped with at least one positioning beam 611 between two fixed links 6 of this revolving jib crane, the midpoint of positioning beam 611 can offer hole 6110, the center of circle that be projected through round through hole 42 of positioning beam 611 on dull and stereotyped 41; The suspension rope 510 of Suspension System is connected with suspention beam 63 through hole 6110.Here, the suspension rope of Suspension System is connected with suspention beam through hole, thus realizes the landing to fixed mount and hanging object, and when this can be avoided rotating fixed mount and hanging object, suspension rope is wound around the fault caused on the associated components; In addition, make the center of circle that be projected through round through hole of positioning beam on flat board that fixed link can be made to be placed in symmetrically on electric bicycle, the gravity direction of hanging object is roughly positioned on the symmetrical plane of revolving jib crane, and coincide with the S. A. of vertical direction, thus improve the stability of hanging object when rotating.
Particularly, Suspension System can select steel wire cord type electric block and loop chain type electric block, and correspondingly, suspension rope can be wirerope or loop chain type chain.Certainly, Suspension System and suspension rope all can be chosen arbitrarily, and specific implementation needs to need to determine according to real work.
Preferably, this revolving jib crane can also comprise drive S. A. rotate motor (attached not shown) and PLC programme electric-control system (attached not shown), this PLC programming electric-control system be electrically connected with motor, slewing arrangement 7, electric bicycle 4 and Suspension System.The automation lifting operation to high temp objects can be realized by PLC programming electric-control system, improve production efficiency so on the one hand, staff also can be made away from work-yard on the other hand, make whole working process safer.
As the application example of this revolving jib crane at certain forging plant, first the high-temperature furnace door of foundry goods room sends an enabling signal to PLC system, door opened, high temperature foundry goods slowly rolls foundry goods room away from pushing away platform, meanwhile according to setting up the program in PLC system in advance, hoisting crane adjusts spiral arm and slewing arrangement automatically, spiral arm rotates to desired location and automatic retarding, Suspension System puts down suspension rope, shifting bar and hanging end slowly decline and put in place, push away platform to travel to desired location simultaneously, just make the cross bar on high temperature foundry goods penetrate to be positioned at two hanging ends on shifting bar, Suspension System promotes suspension rope, thus drive the high temperature foundry goods of shifting bar and hanging end to be promoted to certain altitude, meanwhile, spiral arm rotates to another location and puts down high-order foundry goods, high temperature foundry goods is immersed in cooling pond and cool, again foundry goods shifted out after certain hour and be placed in desired location.Whole operation process, staff can realize the long-range or default manipulation to hot operation district, convenient and safe.Herein it is noted that this revolving jib crane can adopt PLC to weave into automatically controls and Non-follow control two kinds of modes, thus more conveniently hanging object to be moved and the operation such as lifting.
Preferably, as shown in Figure 7, as another optional embodiment of the present invention, this revolving jib crane can also comprise hold-down arm 9, and hold-down arm 9 one end is equipped with antifriction-bearing box 91, and the other end is fixedly connected with two spiral arms 3 one end close to S. A. 2; Pillar stiffener 1 is equipped with the slide rail B11 matched with antifriction-bearing box 91, hold-down arm 9 is by antifriction-bearing box 91 and pillar stiffener 1 sliding block joint.The maximum lifting weight that hold-down arm can improve this revolving jib crane is installed, and revolving jib crane stability when rotated can be improved further.
Preferably, as shown in Fig. 1,4, two spiral arms of this revolving jib crane all can adopt I-beam section, adopt I-beam section can on the basis ensureing spiral arm intensity the cost of economy system further; Adopt I-beam section also can realize preferably coordinating with electric bicycle simultaneously, improve the stability of device further.Certainly, spiral arm realizes also all being fine with any other implementation optional.
On spiral arm during actual installation electric bicycle, specifically can adopt following mounting means: the slide rail that level is set on the lower wing plate of I-beam section spiral arm, electric bicycle is installed roller set that two groups connect the slide rail of two spiral arms respectively symmetrically, roller shaft with adopt embedded fit system at the lower wing plate of I-beam section spiral arm, flat board on electric bicycle is roughly positioned on horizontal surface, and the manhole on flat board is roughly in the midway location of two spiral arms, as shown in Figure 2.Certainly, the mounting means of electric bicycle is also can be optional, and such as, electric bicycle also can be satisfied with on the upper flange of I-beam section spiral arm etc.
Preferably, the end relative with S. A. at two spiral arms can also arrange stop part, arranges stop part and can prevent electric bicycle from skidding off spiral arm because of unexpected, thus improve the safety of device further.
In addition, two fixed links can also install cleading further, and cleading adopts high temperature resistant sheet material, being fixed on fixed link of level.Cleading is installed and can reduces the thermal radiation of high temp objects further to the impact of this hoisting crane all parts.Meanwhile, the connecting cable outside between each electrical components can arrange outer heat insulation and to wet protective cover; The electrical motor outside of associated components can arrange heat insulation wet stock; Hanging end adopts 304 corrosion-resistant steels of high temperature resistant moisture-proof to make; The resistance to wet paint of revolving jib crane integral surface spraying heatproof, can make revolving jib crane adapt to the complex work environment of high-temperature high-humidity better by above-mentioned optimal way further.
Herein it is emphasized that, this revolving jib crane manipulating object is not only for high temp objects, it preferably can complete the manual/autoization lifting task of regular general cargo equally, correspondingly, also can carry out comformability variation for the concrete shape of concrete lifting task and hoisting object to the associated components of this revolving jib crane, and this do not affect achieved by this revolving jib crane to object carry out non-rectilinear move, lift work time more stable, safer; The characteristics such as state control can be carried out to lifted by crane object.
The above, be better case study on implementation of the present invention, not impose any restrictions the present invention; Further, when not conflicting, each embodiment in the present invention and each feature in embodiment can combine mutually.Every above embodiment is done according to the technology of the present invention essence any simple amendment, change and equivalent structure change, all still belong in the protection domain of technical solution of the present invention.
Claims (10)
1. a revolving jib crane, comprises pillar stiffener (1), spiral arm (3), electric bicycle (4) and Suspension System; Spiral arm is rotaryed connection by S. A. (2) with pillar stiffener, and on spiral arm, sliding block joint electric bicycle, electric bicycle is equipped with Suspension System; It is characterized in that, the number of spiral arm is two, and two spiral arms form the jaw structure be fixedly connected with, and described jaw structure is positioned on horizontal surface; Two spiral arms have guide-track groove, and electric bicycle slides along guide-track groove.
2. revolving jib crane according to claim 1, is characterized in that, also comprises and being satisfied with on electric bicycle and the fixed mount (6) keeping object stable in moving process.
3. revolving jib crane according to claim 2, is characterized in that, also comprise the slewing arrangement (7) be satisfied with on electric bicycle, described slewing arrangement is fixedly connected with fixed mount.
4. revolving jib crane according to claim 3, is characterized in that, fixed mount comprises two fixed links (61) and shifting bar (62) vertically settled; The upper end of two fixed links is fixedly connected with slewing arrangement respectively; Two shifting bars are enclosed within two fixed links respectively; The lower end of two shifting bars is provided with the suspention beam (63) be connected with described Suspension System, and the bottom of shifting bar connects the hanging end (8) for suspending object in midair.
5. revolving jib crane according to claim 4, is characterized in that, slewing arrangement comprises can realize slide rail A (71) that two fixed links rotate around vertical direction and bearing, and bearing slides along slide rail A; The upper end of two fixed links is separately fixed on bearing.
6. revolving jib crane according to claim 5, is characterized in that, described fixed mount also comprises Suspension (64), and Suspension connects the bottom of two shifting bars; Described hanging end is at least two, and at least two hanging ends are connected with described Suspension in the mode that spacing in horizontal direction is adjustable.
7. revolving jib crane according to claim 6, is characterized in that, electric bicycle comprises the flat board (41) be positioned between two spiral arms, and dull and stereotyped middle part has manhole (42); Described slide rail A is positioned at through hole.
8. revolving jib crane according to claim 7, it is characterized in that, also be equipped with at least one positioning beam (611) between two fixed links, the midpoint of positioning beam has hole (6110), the center of circle that be projected through round through hole of described positioning beam on flat board; The suspension rope (510) of Suspension System is connected with suspention beam through hole.
9. revolving jib crane according to claim 8, is characterized in that, also comprise the motor and PLC programming electric-control system that drive S. A. to rotate, described PLC programming electric-control system is electrically connected with motor, slewing arrangement, electric bicycle and Suspension System.
10. according to the revolving jib crane in claim 1-9 described in any one, it is characterized in that, also comprise hold-down arm (9), hold-down arm one end is equipped with antifriction-bearing box (91), and the other end is fixedly connected with two spiral arms one end close to S. A.; Pillar stiffener is equipped with the slide rail B (11) matched with antifriction-bearing box, hold-down arm is by antifriction-bearing box and pillar stiffener sliding block joint.
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| CN107160611B (en) * | 2017-06-22 | 2023-01-24 | 青岛软控机电工程有限公司 | Tire cooling device and tire production system |
| CN107244617B (en) * | 2017-08-02 | 2018-07-27 | 合肥科地尔农业技术开发有限公司 | A kind of large-scale tree boom hoisting |
| CN109516380A (en) * | 2018-11-27 | 2019-03-26 | 湖南顶立科技有限公司 | A kind of jacking system |
| CN111675113A (en) * | 2020-06-20 | 2020-09-18 | 山东临工工程机械有限公司 | Loader rocking arm round pin axle hoist device |
| CN112173991B (en) * | 2020-10-15 | 2022-12-20 | 铜仁职业技术学院 | Quick lifting means of instrument is used in civil engineering road and bridge construction |
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