CN107572430A

CN107572430A - It is a kind of with balance weight and the cantilever crane for pulling driving

Info

Publication number: CN107572430A
Application number: CN201610518433.5A
Authority: CN
Inventors: 黄滨; 林霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-07-04
Filing date: 2016-07-04
Publication date: 2018-01-12

Abstract

This application discloses a kind of with balance weight and the cantilever crane for pulling driving, including two end carriages, two girders, it forms double girder bridge structure；It is provided between two described end carriages and pulls cart running gear；A Liang Tai is fixedly connected with above two girders；Liang Tai is provided with rotating mechanism；Thrust bearing in the rotating mechanism is connected to above bearing block and has stop nut fastening；Suspension rod axle lower end in the rotating mechanism is connected with cantilever member；Cantilever beam one end on cantilever member is connected to pull sport car, and other end hanging balancing weight is counter to tumble；The sport car that pulls can move back and forth along outrigger horizontal；It is described pull under sport car suspension and pull ring-chain hoist can lift goods；The cantilever beam is in below two girders and can rotated；The cantilever beam can stretch out operation outside workshop.

Description

It is a kind of with balance weight and the cantilever crane for pulling driving

Technical field

The application is related to crane field, more particularly to a kind of with balance weight and the cantilever crane for pulling driving.

Background technology

Existing bridge crane is applied in Workshop, and the product and raw material in workshop are required for Real-Time Transport to next door Workshop or other departments；The suspension hook of crane on workshop is hung from dolly carries out lifting goods, and dolly can only be along Crane twin beams is run back and forth, and crane can only be run back and forth along the cart track on the end bay post of workshop two, such crane The goods scope that suspension hook can lift is in this plane within the plane that the two-end-point of the two cart tracks in workshop is surrounded When the goods at edge needs lifting, suspension hook just produces oblique pull, then from far point outside this plane article (such as workshop outdoors, across It cannot lift, can only now be transported by other transporting equipments outside), workshop is generally driven under suspension hook by automobile and hung Loading thing, some cars are opened laterally lays track without coming between this workshop and next door workshop, allows trolley special to reach and hangs Hook gets off to join goods, and some sets up a special cantilever crane in workshop doorway (or workshop passageway), to the goods outside workshop It is transported through scheduling, first goods is lifted up into the place that this workshop crane suspension hook is got at, then again by crane this Goods handling is to the other stations in workshop, and the existing bridge crane that is used under this operating mode can not directly join with next door workshop Goods, must be by other transporting equipment schedule jobs, and it is quite inconvenient to bring, and also produces manpower and materials and wastes；Some grains having Crane requirement used in warehouse and the explosion-proof workshop article hoisting of industry electrically has explosion prevention function, it is necessary to fire-proof motor, explosion-proof Electric block cost is very high, and particularly tonnage is little, using the not high place of working level, uses anti-explosion electric lifting speculative investment Greatly, maintenance cost is high；Workshop also does not provide electric power, carries out Articles transfer by fork truck or manpower, labor intensity is excessive.

The content of the invention

The application purpose is to provide a kind of with balance weight and the cantilever crane for pulling driving, and the crane can be with Use or mustn't use under no electric power environmental and used under the explosion-proof environment of electrical equipment；The crane not only can be in this car Interior operation, moreover it is possible to which place is directly lifted by crane or discharge goods outdoors in this workshop in cart running track direction, it is not necessary to by it Its transporting equipment transhipment scheduling goods, does not tumble.

To reach above-mentioned purpose, the application is realized using following technology：

It is a kind of with balance weight and the cantilever crane for pulling driving, including two end carriages, 1, two girder 2, it forms double Beam portal structure；It is characterized in that：It is provided between two described end carriages and pulls cart running gear 8；On two girders 2 Side is fixedly connected with a beam platform 3；The Liang Tai is provided with rotating mechanism 4；Thrust bearing in the rotating mechanism is connected to axle Simultaneously there is stop nut fastening bearing top；Suspension rod axle lower end in the rotating mechanism is connected with cantilever member 5；The cantilever structure One end of cantilever beam 51 on part is connected to pull sport car 6 with drive chain 61, and other end hanging balancing weight 9 is counter to tumble； The sport car that pulls can move back and forth along outrigger horizontal；It is described pull under sport car suspension and pull ring-chain hoist 7 can lift goods Thing；The cantilever beam is in below two girders and can rotated；The cantilever beam can stretch out operation outside workshop.

Wherein, the rotating mechanism 4 includes bearing block 41, suspension rod axle 42；The bearing block 41 is fixedly connected on beam platform 3 On；The lower end branch sleeve 43 of the inner hole of bearing seat；The middle part of suspension rod axle 42 is provided with the shaft shoulder 425；The suspension rod axle passes through The center of bearing block 41 is connected with thrust bearing 45；The thrust bearing is connected to the top of bearing block, is reconnected on thrust bearing Stop nut 44；The stop nut band dust cover 441, stop nut is connected with suspension rod axle thread, and is passed through by bolt 46 The diameter of stop nut and suspension rod axle connects.

Wherein, described cantilever member 5 includes cantilever beam 51, Holder for hanging household utensiles 52；The Holder for hanging household utensiles top sets a connection Hole 521, described connecting hole is interior to be provided with keyway 522；The Holder for hanging household utensiles bottom is used for the locking spiral shell of installation operation provided with operation window 523 It is female；The lower weld of the Holder for hanging household utensiles 52 is above the cantilever beam 51, and position deviation cantilever beam right-hand member；The cantilever Hanger 53 is set below beam right-hand member, and the hanger is provided with lifting hole(eyelet) 531；The cantilever beam is made up of I-steel or H profile steel；Institute State two limiters 511 of setting between cantilever beam left end and hanger.

Wherein, described cantilever member 5 is connected on the suspension rod axle 42 of rotating mechanism by flat key 49 and has nut 100 tight Gu.

Wherein, the described cart running gear 8 that pulls includes driving wheel 82, follower 81, sprocket wheel 83, chain 84, two The follower 81 is separately mounted to one end of two end carriages 1；Driving wheel 82 described in two is separately mounted to two ends The other end of beam, a side flange of the driving wheel are provided with gear；The driving wheel is connected with the external toothing of gear shaft 85；Two The gear shaft is connected by power transmission shaft 86 and sprocket wheel 83 respectively；The sprocket wheel both sides are connected to bearing block and support frame 87 On, support frame as described above is fixed on girder 2；Described sprocket wheel connects a chain 84 closed at both ends.

Wherein, described chain 84 is annular welds chain link.

The beneficial effect of the application is：

The crane of the application can under no electric power environmental or mustn't use electrical equipment explosion-proof environment under use, It is novel reliable；Because the cantilever beam of the application is arranged at below girder, cantilever beam can be directly stretched out between crane locomotive to outdoors Or directly lift goods to next door workshop；The lifting or decentralization goods for pulling ring-chain hoist (7) rely on the drawing for pulling chain (71) Action is with being operated；By pulling the drive chain (61) pulled on sport car (6), the sprocket wheel and car pulled on sport car drive Wheel rotates, and pulls sport car so as to drive and is moved back and forth along cantilever beam orbit；The drive chain in sport car is pulled by oblique pull (61) or in oblique pull hand draw ring chain block pull chain (71) can make cantilever beam rotate and can random angle rotation；Pass through pulling The chain (84) pulled in cart running gear can drive whole crane to be run back and forth along train track；Can be by above-mentioned Integrated motion, such as cart operation, cantilever beam rotates, and pulls sport car motion, ring-chain hoist hook lifting, just object can be passed through hand Draw driving local from handling outdoors to workshop domestic demand, other hoisting facilities can need not be borrowed when joining with goods outside workshop.

The Liang Tai (3) of this crane is fixed on motionless on girder, is suitable for narrow workshop, with next door workshop or workshop Carry out to borrow the transhipment of other crane gears outdoors during goods handing-over, improve efficiency, it is cost-effective to reduce equipment.

Cantilever beam one end, which is hung, in the application pulls ring-chain hoist (7) handling weight, other end hanging balancing weight (9), The two weight offsets, and can reduce the tilting moment of crane, improves lifting capacity, while increase crane stability and safety Property.

Bearing block and suspension rod axis connection in the application rotating mechanism bear lifting power, thrust bearing installation by thrust bearing Above bearing block, it is easy to dismounting to safeguard；The inner hole structure of bearing block is simply easy to process；Sleeve (43) is that high-abrasive material is slided Dynamic bearing uses, and reduces the fit clearance of suspension rod axle, increases rotational stabilization and axiality, and cantilever member rotates laborsaving；It is locking Nut band dust cover (441) gives thrust bearing proofing dust and protecting, while can seal the butter in thrust bearing；Stop nut and suspension rod After axis connection, then the connection by bolt (46), anti-loose effect is played, ensures rotating mechanism safety.

Brief description of the drawings

Fig. 1 is the application structural front view；

Fig. 2 is Fig. 1 side view；

Fig. 3 is Fig. 1 top view；

Fig. 4 is F partial enlarged drawings (rotating mechanism) in Fig. 1；

Fig. 5 is cantilever member structural representation in the application.

Embodiment

In conjunction with accompanying drawing, the application embodiment is described in detail：

As shown in Figure 1, Figure 2, Figure 3 shows, it is a kind of with balance weight and the cantilever crane for pulling driving, including two end carriages 1, Two girders 2, it forms double girder bridge structure；It is characterized in that：It is provided between two described end carriages and pulls cart operation dress Put 8；The top of two girders 2 is fixedly connected with a beam platform 3；The Liang Tai is provided with rotating mechanism 4；In the rotating mechanism Thrust bearing be connected to above bearing block and have stop nut fastening；Suspension rod axle lower end and cantilever structure in the rotating mechanism Part 5 connects；One end of cantilever beam 51 on the cantilever member is connected to pull sport car 6 with drive chain 61, and the other end hangs Hang that balance weight 9 is counter tumbles；The sport car that pulls can move back and forth along outrigger horizontal；It is described to pull under sport car suspension and pull Ring-chain hoist 7 can lift goods；The cantilever beam is in below two girders and can rotated；The cantilever beam can stretch out car Between outer operation.

The described cart running gear 8 that pulls includes driving wheel 82, follower 81, sprocket wheel 83, chain 84, two quilts Driving wheel 81 is separately mounted to one end of two end carriages 1；Driving wheel 82 described in two is separately mounted to the another of two end carriages One end, a side flange of the driving wheel are provided with gear；The driving wheel is connected with the external toothing of gear shaft 85；Two teeth Wheel shaft is connected by power transmission shaft 86 and sprocket wheel 83 respectively；The sprocket wheel both sides are connected on bearing block and support frame 87, institute Support frame is stated to be fixed on girder 2；Described sprocket wheel connects a chain 84 closed at both ends.

Described chain 84 is annular welds chain link.

As shown in figure 4, the rotating mechanism 4 includes bearing block 41, suspension rod axle 42；The bearing block 41 is fixedly connected on beam On platform 3；The lower end branch sleeve 43 of the inner hole of bearing seat；The middle part of suspension rod axle 42 is provided with the shaft shoulder 425；The suspension rod axle is worn The center of bearing block 41 is crossed to be connected with thrust bearing 45；The thrust bearing is connected to the top of bearing block, connects again on thrust bearing Connect stop nut 44；The stop nut band dust cover 441, stop nut is connected with suspension rod axle thread, and is worn by bolt 46 The diameter for crossing stop nut and suspension rod axle connects.

Described cantilever member 5 is connected on the suspension rod axle 42 of rotating mechanism by flat key 49 and has nut 100 to fasten.

As shown in figure 5, described cantilever member 5 includes cantilever beam 51, Holder for hanging household utensiles 52；The Holder for hanging household utensiles top sets one Connecting hole 521, described connecting hole is interior to be provided with keyway 522；Prevent provided with operation window 523 for installation operation the Holder for hanging household utensiles bottom Loose nut；The lower weld of the Holder for hanging household utensiles 52 is above the cantilever beam 51, and position deviation cantilever beam right-hand member；It is described Hanger 53 is set below cantilever beam right-hand member, and the hanger is provided with lifting hole(eyelet) 531；The cantilever beam is by I-steel or H profile steel structure Into；Two limiters 511 are set to be used to limit the effective travel for pulling ring-chain hoist between the cantilever beam left end and hanger.

Claims

1. it is a kind of with balance weight and the cantilever crane for pulling driving, including two end carriages (1), two girders (2), it is formed Double girder bridge structure；It is characterized in that：It is provided between two described end carriages and pulls cart running gear (8)；Two masters A Liang Tai (3) is fixedly connected with above beam (2)；The Liang Tai is provided with rotating mechanism (4)；Thrust axis in the rotating mechanism Hold and be connected to above bearing block and have stop nut fastening；Suspension rod axle lower end in the rotating mechanism connects with cantilever member (5) Connect；Cantilever beam (51) one end on the cantilever member is connected to pull sport car (6) with drive chain (61), and the other end hangs Extension balance weight (9) is counter to tumble；The sport car that pulls can move back and forth along outrigger horizontal；Described pull hangs hand under sport car Draw ring chain block (7) can lift goods；The cantilever beam is in below two girders and can rotated；The cantilever beam can be stretched Go out operation outside workshop.

It is 2. according to claim 1 a kind of with balance weight and the cantilever crane for pulling driving, it is characterised in that：It is described Rotating mechanism (4) includes bearing block (41), suspension rod axle (42)；The bearing block (41) is fixedly connected on Liang Tai (3)；The axle The lower end branch sleeve (43) of bearing endoporus；The shaft shoulder (425) is provided with the middle part of the suspension rod axle (42)；The suspension rod axle passes through bearing Seat (41) center is connected with thrust bearing (45)；The thrust bearing is connected to the top of bearing block, is reconnected on thrust bearing Stop nut (44)；The stop nut band dust cover (441), stop nut is connected with suspension rod axle thread, and passes through bolt (46) connected through the diameter of stop nut and suspension rod axle.

It is 3. according to claim 1 a kind of with balance weight and the cantilever crane for pulling driving, it is characterised in that：It is described Cantilever member (5) include cantilever beam (51), Holder for hanging household utensiles (52)；The Holder for hanging household utensiles top sets a connecting hole (521), described Connecting hole in be provided with keyway (522)；The Holder for hanging household utensiles bottom is provided with operation window (523)；The bottom weldering of the Holder for hanging household utensiles (52) It is connected on above the cantilever beam (51), and position deviation cantilever beam right-hand member；Hanger is set below the cantilever beam right-hand member (53), the hanger is provided with lifting hole(eyelet) (531)；The cantilever beam is made up of I-steel or H profile steel；The cantilever beam left end is with hanging Two limiters (511) are set between ear.

It is 4. according to claim 1 a kind of with balance weight and the cantilever crane for pulling driving, it is characterised in that：It is described Cantilever member (5) be connected to by flat key (49) on the suspension rod axle (42) of rotating mechanism and have nut (100) fastening.

It is 5. according to claim 1 a kind of with balance weight and the cantilever crane for pulling driving, it is characterised in that：It is described The cart running gear (8) that pulls include driving wheel (82), follower (81), sprocket wheel (83), chain (84), two are described passive Wheel (81) is separately mounted to one end of two end carriages (1)；Driving wheel (82) described in two is separately mounted to two end carriages The other end, a side flange of the driving wheel is provided with gear；The driving wheel is connected with gear shaft (85) external toothing；Two The gear shaft is connected by power transmission shaft (86) and sprocket wheel (83) respectively；The sprocket wheel both sides are connected to bearing block and support On frame (87), support frame as described above is fixed on girder (2)；Described sprocket wheel connects a chain (84) closed at both ends.

It is 6. according to claim 5 a kind of with balance weight and the cantilever crane for pulling driving, it is characterised in that：It is described Chain (84) be annular welds chain link.