CN107673217A - A kind of band suspension end carriage dolly and the cantilever crane with balance beam - Google Patents

Abstract

Cantilever crane this application discloses a kind of band suspension end carriage dolly and with balance beam, including double girder bridge；Double girder bridge includes end carriage, girder；End carriage is formed by connecting by two balance beams and a middle connecting rod；Balance beam one end connects cart actuating device, and the other end connects passive wheel group；Two of end carriage respectively connects a set of horizontal wheel apparatus；Track is provided with below girder；There is car bumper on track, buffer is filled on car stop；It is connected to hang end carriage dolly on track；Suspension end carriage dolly is provided with rotating mechanism；It is connected in rotating mechanism with cantilever member；Cantilever member is provided with rotary limit device；Electric block is installed on cantilever member and can be moved along outrigger horizontal；Car stop device is connected on cantilever beam and position is adjustable；Two are set on double girder bridge and chooses electric frame, chooses connection cable wire rail between electric frame, lashed cable one end on suspension end carriage dolly with being electrically connected on cable wire rail.

Description

A kind of band suspension end carriage dolly and the cantilever crane with balance beam

Technical field

The application is related to crane field, more particularly to a kind of band suspension end carriage dolly and the cantilever with balance beam rise Heavy-duty machine.

Background technology

Existing bridge crane is applied in Workshop, and many machine tools have been controlled in some workshops and have been processed life Production, product and raw material are required for Real-Time Transport to next door workshop or other departments；The suspension hook of crane on workshop is from dolly Upper hang carries out lifting goods, and dolly can only be run back and forth along crane twin beams, and crane can only be along workshop both sides Run back and forth across the cart track on post, the goods scope that such crane hook can lift is in two, workshop cart track Within the plane that two-end-point is surrounded, when being in the goods of this horizontal edge needs lifting, suspension hook just produces oblique pull, then from this The article (such as workshop outdoors, across outer) of far point cannot lift outside individual plane, can only now turn by other transporting equipments Fortune, generally drives workshop into by automobile and lifting goods is carried out under suspension hook, some cars are opened to come in this workshop and next door workshop Between laterally lay track, allow trolley special to reach suspension hook and get off to join goods, some is in workshop doorway (or workshop passageway) A special cantilever crane is set up, scheduling is transported through to the goods outside workshop, first goods is lifted up into and hung in this workshop crane The place that hook is got at, then again by crane this goods handling to the other stations in workshop, what is used under this operating mode shows There is bridge crane, can not directly join goods with next door workshop, must be brought quite not by other transporting equipment schedule jobs Just, manpower and materials are also produced to waste.

The content of the invention

The application purpose is to provide a kind of band suspension end carriage dolly and the cantilever crane with balance beam, the lifting Function lifts by crane goods of this workshop across outer next door place directly below by cart support rail beam, also can be in cart running track side To this workshop direct lifting cargo in place outdoors, it is not necessary to transported by other transporting equipments, improve efficiency, and goods can be unloaded The place of workshop needs is placed on, the crane can use in the workshop of low roofing；The crane does not tumble, runs and do not block Firmly, large and small car operation is smooth, securely and reliably.

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

A kind of band suspension end carriage dolly and the cantilever crane with balance beam, including double girder bridge 28；The twin beams bridge Frame includes end carriage 1, girder 2；It is characterized in that：The end carriage 1 is connected by two balance beams 102 and a middle connecting rod 101 Connect and form；Described one end of balance beam 102 connects cart actuating device 8, and the other end connects passive wheel group 18；The end carriage 1 Two respectively connect a set of horizontal wheel apparatus 6；The lower section of girder 2 is provided with track 21；Weld car bumper 71, car in the track both ends Buffer 72 is connected on shelves；It is connected to hang end carriage dolly 3 on two tracks 21；The suspension end carriage dolly 3 is provided with Rotating mechanism 4；Suspension rod axle 42 in the rotating mechanism is connected with cantilever member 5；The cantilever member and suspension end carriage dolly 3 Between be provided with rotary limit device 58；Electric block 10 is installed, electric block can be along outrigger horizontal on the cantilever member 5 Move back and forth；The cantilever end of the cantilever beam 51 connects car bumper device 70 and position is adjustable；The cantilever beam is in the girder Operation outside the extended workshop in lower section, and can rotate；Respectively electric frame 121, two institutes are chosen in connection one to two end carriages 1 on double girder bridge State to choose and cable wire rail 124 is connected between electric frame, lashed cable 123 is connected on the cable wire rail, described lashed cable one end is small with hanging end carriage It is electrically connected on car 3.

Wherein, described rotating mechanism 4 includes drive device 40, bearing block 41, suspension rod axle 42, the outside of bearing block 41 It is fixedly connected on suspension end carriage dolly 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 connected through the center of bearing block 41 with thrust bearing 45, and the lower floor of the thrust bearing is connected to axle The top of bearing, its upper strata are connected with stop nut A44, the stop nut A bands dust cover 441, stop nut A and suspension rod axle Threaded connection, and connected by the diameter of bolt 46 through stop nut A and suspension rod axle；Described drive device 40 is by electricity Machine is combined with vertical type speed reducer (change gear), and described drive device is connected on reductor bearing 401, and the reductor bearing is fixed On suspension end carriage dolly 3；Described drive device output shaft connects one end of above-mentioned suspension rod axle by shaft coupling 48.

Wherein, described cantilever member 5 includes cantilever beam 51, Holder for hanging household utensiles 52；Described one setting connecting hole of Holder for hanging household utensiles 521, described connecting hole is interior to be provided with keyway 522；The Holder for hanging household utensiles other end is provided with operation window 523 and is used to operate connection anti-loose spiral shell It is female；The operation window of the Holder for hanging household utensiles 52 this be welded on one end of the cantilever beam 51；The cantilever beam is close to Holder for hanging household utensiles one End is fixedly connected buffer.

Wherein, described cantilever member 5 is connected on the suspension rod axle 42 of rotating mechanism by flat key 49 and stop nut B9； Described stop nut B and suspension rod axle is connected with bolt 99 again, and the bolt 99 is through stop nut B and suspension rod axle Diameter.

Wherein, described suspension end carriage dolly 3 includes trolley frame 31, suspension end carriage 32, drive mechanism 34, anti-roller devices 35；The trolley frame 31 is welded into plate structure by steel plate and shaped steel combination, and trolley frame center is provided with assembling window 311 and is used to connect Connect rotating mechanism；The suspension end carriage 32 is welded into elongate frame structure by two channel-section steels and steel plate combination；Described trolley frame 31 both sides connect above-mentioned suspension end carriage 32 by bolt 36 respectively；The both ends of the suspension end carriage 32 respectively connect the drive mechanism 34；The drive mechanism includes motor 341, driving wheel 342；The driving wheel 342 is with single-wheel edge, and band gear on wheel rim；Two The individual driving wheel is distributed in the both sides of track 21, and its mandrel is fixed on suspension end carriage 32；The motor 341 carries reductor And brake, the motor connection is on suspension end carriage 32, motor output shaft shaft with gear；On the tooth axle and a driving wheel Gear external toothing；Two driving wheels are connected by two excessive gears 343 and power transmission shaft 344 and bearing block 345 respectively Get up, key connection between excessive gear and power transmission shaft；Two bearing blocks 345 are fixed on below suspension end carriage 32；In dolly The both sides of frame 31 connect above-mentioned anti-roller devices 35；The roller 351 of the anti-roller devices is in the centre of above-mentioned suspension end carriage Position and the lower section in track 21.

Wherein, described cart actuating device 8 includes wheel 81, reducing motor 83, and the wheel is two-wheel edge, described Inside wheel connects a splined sleeve 811, and the described both sides of wheel 81 pass through bearing 82 and flange shaft 84, hollow flange respectively Axle 85 connects, and the ring flange of described flange shaft 84 and hollow flange axle 85 is connected to the both sides of balance beam 102；It is described The outer ring of bearing 82 is connected to logical lid 86, and the logical lid is bolted in the wheel face；Above-mentioned hollow flange axle 85 Ring flange 851 be provided with motor connection screw 852 and motor positioning hole 853；The reducing motor 83 is with splined output shaft 831 It is connected with above-mentioned inside wheel splined sleeve 811；Positioning flange collar 832 and hollow flange in flange seat on the reducing motor Motor positioning hole 853 in axle, which is inlayed, to be connected and is fastened by screw.

Wherein, described horizontal wheel apparatus 6 includes horizontal wheels 61, wheel shaft 62, bearing 63, described horizontal wheels one side belt wheel Edge, and wheel rim is installed down；Two horizontal wheels are separately positioned on the both sides of the tread of track 601, and gap coordinates；The level Wheel is connected by bearing 64, shaft retaining ring 65, hole back-up ring 66 with the wheel shaft 62；Two wheel shafts pass through the He of locking plate 67 respectively It is bolted on above-mentioned bearing 63；Connection buffer 68 among the bearing；The bearing is provided with end carriage connecting hole 69.

Wherein, described car bumper device 70 includes fixed seat 701, buffer 702, and the fixed seat is by the steel plate side of being welded into Shape is made by rectangular steel tube；The fixed seat side opens up clip slot 7011；Welding steel 7012 above the clip slot, Screwed hole 7013 is opened up on steel plate；Connecting bolt and stop nut 703 on screwed hole；Side opens up connecting hole below the clip slot 7014；The fixed seat opens up buffer mounting hole 7015 on the side beside clip slot；Two buffers 702 connect respectively It is connected in two fixed seats 701；Two fixed seats are connected to cantilever beam orbit by screw rod 704 and nut On two sides Ji 211.

The beneficial effect of the application is as described below：

Cantilever beam in the application crane can be stretched out between crane locomotive to directly lifting goods outdoors or to next door workshop Thing；The next door workshop goods of cart traffic direction end points can be not only lifted by crane, and cart running track line side can be lifted by crane The goods in workshop；Because the cantilever beam of the application is arranged at below suspension end carriage dolly and girder, cantilever beam can pass through support rail beam The direct lifting cargo in next door workshop is stretched into lower section, or can directly stretch out the workshop operation outdoors of cart traffic direction, because generally The door top in workshop can reach height where the support rail beam in this workshop substantially, therefore present techniques feature can realize the application mesh 's；After lifting goods, by motion of the electric block along cantilever beam, or the rotation by cantilever member, or pass through suspended end The movement of beam dolly, or the motion by crane travelling mechanism, or by foregoing four integrated motion, can be lifting Goods hang onto this workshop needs place；Can when carrying out goods handing-over outdoors with the next door workshop of workshop surrounding or workshop The transhipment of other transporting equipments need not be borrowed, improves efficiency.

Running track (21) is set below the girder in the application crane, and suspension end carriage dolly is suspended on girder track On, its installing space position is reduced, is particularly suitable for roofing with crane apart from small workshop.

Horizontal wheel apparatus in the application crane is arranged on two of end carriage, it is ensured that and rail is not gnawed in crane operation, It is especially suitable for large span crane；Horizontal wheels in horizontal wheel apparatus carry wheel rim, can serve " safety hook ", may be because outstanding Arm load beam is overweight, and for crane end carriage while upwarping, now the wheel rim of horizontal wheels catches on running track, avoids crane from tumbling, Ensure safety；Can be rotated in the same old way while horizontal wheels catch on track, crane can run advance in the same old way, this technology use than The safety hook of steel plate type is advanced, and stuck phenomenon does not occur for cart operation.

End carriage in the application crane connected using two balance beams (102) and a middle connecting rod (101) and Into, it is such to combine the supporting multigroup wheel of end carriage, the wheel group of small-wheel-diameter can be used, makes the sectional dimension of end carriage small, is configured to This is low, and can solve the problems, such as the small wheel load of crane large-tonnage.

End carriage both ends in the application crane all set cart actuating device, ensure that cart operation is smooth, avoid unilateral Because end carriage may upwarp during driving, driving wheel not rail produce idle running phenomenon；Cart actuating device (8) structure of the application is new It is clever, compact, assembly and disassembly it is convenient；The splined sleeve (811) of inside wheel loads inside wheel after individually processing, and can dismantle；Spline housing The small good processing of cylinder size, can make, long lifespan replacement cost is low of special high-abrasive material；The bearing of wheel is solid by logical lid connection It is fixed more firm；Hollow flange axle is hollow, and drive shaft passes therethrough；Ring flange (851) on hollow flange axle had both been used for End carriage is connected, is used to connect reducing motor again, positions reducing motor；The output shaft of reducing motor passes through hollow flange shaft hollow hole It is connected with the splined sleeve of inside wheel and directly drives wheel；Positioning flange collar on reducing motor, which is inlayed, is connected to hollow flange In the motor positioning hole (853) of axle, the connecting hole on reducing motor flange seat leads to the motor connection screw on hollow flange axle Bolt is crossed to be tightly coupled together；The reducing motor of this structure is especially adapted to planetary reduction gear, and structure is small, and noise is small；So slow down Connect not only simple but also firmly between motor and wheel, axiality is good, takes up space small, ensures that wheel steadily operates, operating is vibrated It is small, noise is small.

The driving wheel in suspension end carriage dolly (3) drive mechanism in the application is enclosed on the edge of track (21) both sides Ji, is protected Card dolly does not drop, so as to ensure that crane is safe to use；A pair of driving wheels are all driven by motor, and the driving force of operation is big, are passed It is good to pass power effect；Hang and two sets of drive mechanisms are set on end carriage, being advantageous in that can avoid single driving from being possible to because of dolly on one side Somewhat upwarp adhesion wheel not rail and it is caused can't run phenomenon, dual drive ensures that trolley travelling is smooth；Hang end carriage dolly It can be moved back and forth along girder both ends, be suitable for big width workshop and use；Hang end carriage dolly and electric block and whirler Power supply needed for structure can run power supply back and forth along cable wire rail (124) on electric frame is chosen by lashed cable (123) with end carriage dolly is hung； Cable wire rail both ends are connected to two and choose electric frame (121), and the appropriate height of electric frame is chosen by adjustment, lashed cable can be solved and most preferably hang Hang position；Cable wire rail is to make track using steel wire rope, and cost is low；Girder track termination car bumper can limit the row of suspension end carriage dolly Journey, increase safety.

The wheel of drive mechanism is arranged on inside suspension end carriage in the application, when suspension end carriage is connected with the track under girder Whole height is small, and so entirely the swing of suspension end carriage dolly is small, stablizes；The anti-roller devices set on trolley frame can limit outstanding The end carriage dolly degree upwarped on one side is hung, the roller in anti-roller devices can be pressed in below track (21), and end carriage is hung in counter Dolly upwarps, smooth so as to keep trolley travelling to stablize.

Cantilever beam (51) in the application cantilever member is fixedly connected with buffer in that end in Holder for hanging household utensiles (52), plays buffering and limit Position electric block effect；An adjustable car bumper device in position (70) is connected in the cantilever end of cantilever beam, its effect is on car stop Buffer can avoid that electric block moves back and forth impact along cantilever beam or overtravel is run, the position of this car bumper device is flexible It is adjustable, its benefit be according to the goods size cases lifted, can flexible modulation car bumper device fixed position, its essence is regulation The effective breadth of cantilever beam, small tonnage amplitude can be big, and large-tonnage is with by a small margin；Crane effectively is utilized, while ensures safety.

Have two fixed seats (701) left and right can be general in car bumper device in the application, fixed seat welded by steel plate and It is made into or by rectangular steel tube, selection is simple, easy to make, and effect is good.

Bearing block and suspension rod axis connection in the application rotating mechanism bear gravity by thrust bearing, and thrust bearing is arranged on Bearing block top, it is easy to dismount；The inner hole structure of bearing block is simply easy to process；Sleeve (43) is that high-abrasive material makees sliding bearing Use, reduce the fit clearance of suspension rod axle, increase rotational stabilization, increase the axiality of drive mechanism, cantilever member, which rotates, to be saved Power；Stop nut A band dust covers (441) give bearing proofing dust and protecting, while can seal the butter in bearing；Stop nut A is with hanging After bar axis connection, then the connection by bolt (46), anti-loose effect is played, ensures rotating mechanism safety；Drive in rotating mechanism Dynamic device output shaft is increased degree of flexibility, improved between drive device and suspension rod axle by shaft coupling (48) and suspension rod axis connection Malalignment regulating power.

Rotary limit device (58) is provided between cantilever member and suspension end carriage dolly in the application, cantilever beam can be avoided Excessively rotation, i.e. no more than 360 degree angle rotations, prevent the cable (100) of electric block to be wrapped in the hanging in cantilever member Seat (52) on and be torn because the cable (100) of electric block be from suspension end carriage dolly on junction box draw it is ensuing； Cantilever member with bolt (99) with after suspension rod axis connection, after connecting positioning with suspension rod axle thread by stop nut B, then being passed through and being prevented Loose nut B and suspension rod axle diameter connect, and avoid stop nut B from loosening, securely and reliably.

Brief description of the drawings

Fig. 1 is the application structural front view；

Fig. 2 is Fig. 1 side view (not representing horizontal wheel apparatus)；

Fig. 3 is Fig. 1 top view；

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

Fig. 5 is cantilever member schematic diagram in the application；

Fig. 6 is that end carriage vehicle structure front view is hung in the application；

Fig. 7 is Fig. 6 side view；

Fig. 8 is Fig. 6 top view；

Fig. 9 is cart actuating device schematic diagram in the application；

Figure 10 is horizontal wheel apparatus structural front view in the application；

Figure 11 is Figure 10 side view；

Figure 12 is car stop schematic device 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, a kind of band suspension end carriage dolly and the cantilever crane with balance beam, including twin beams Crane span structure 28；The double girder bridge includes end carriage 1, girder 2；The end carriage 1 is by two balance beams 102 and a middle connecting rod 101 are formed by connecting；Described one end of balance beam 102 connects cart actuating device 8, and the other end connects passive wheel group 18；It is described Two of end carriage 1 respectively connects a set of horizontal wheel apparatus 6；The lower section of girder 2 is provided with track 21；Weld car bumper in the track both ends 71, buffer 72 is connected on car stop；It is connected to hang end carriage dolly 3 on two tracks 21；On the suspension end carriage dolly 3 Provided with rotating mechanism 4；Suspension rod axle 42 in the rotating mechanism is connected with cantilever member 5；The cantilever member and suspension end carriage Rotary limit device 58 is provided between dolly 3；Electric block 10 is installed, electric block can be along cantilever on the cantilever member 5 Beam horizontal traversal；The cantilever end of the cantilever beam connects car bumper device 70 and position is adjustable；The cantilever beam is in described Operation outside extended workshop below girder, and can rotate；Respectively electric frame 121 is chosen in connection one for two end carriages 1 on double girder bridge, and two Chosen described in bar and cable wire rail 124 is connected between electric frame, lashed cable 123, described lashed cable one end and suspended end are connected on the cable wire rail It is electrically connected on beam dolly 3.

As shown in figure 4, described rotating mechanism 4 includes drive device 40, bearing block 41, suspension rod axle 42, the bearing block 41 are fixedly connected on suspension end carriage dolly 3；The lower end branch sleeve 43 of the inner hole of bearing seat；The middle part of suspension rod axle 42 is set There is the shaft shoulder 425；The suspension rod axle is connected through the center of bearing block 41 with thrust bearing 45, and the lower floor of the thrust bearing is connected to The top of bearing block, its upper strata are connected with stop nut A44, the stop nut A bands dust cover 441, stop nut A and suspension rod Axle thread connects, and is connected by the diameter of bolt 46 through stop nut A and suspension rod axle；Described drive device 40 by Motor is combined with vertical type speed reducer (change gear), and described drive device is connected on reductor bearing 401, and the reductor bearing is consolidated It is scheduled on suspension end carriage dolly 3；Described drive device output shaft connects one end of above-mentioned suspension rod axle by shaft coupling 48.

Described cantilever member 5 is connected on the suspension rod axle 42 in rotating mechanism by flat key 49 and stop nut B9；Institute The stop nut B and suspension rod axle stated is connected with bolt 99 again, and the bolt is through the straight of stop nut B and suspension rod axle Footpath.

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 one sets connection Hole 521, described connecting hole is interior to be provided with keyway 522；The Holder for hanging household utensiles other end is provided with operation window 523 and is used to operate connection anti-loose Nut；The operation window of the Holder for hanging household utensiles 52 this be welded on one end of the cantilever beam 51；The cantilever beam is close to Holder for hanging household utensiles One end is fixedly connected buffer 511.

As shown in Fig. 6, Fig. 7, Fig. 8, described suspension end carriage dolly 3 includes trolley frame 31, suspension end carriage 32, drive mechanism 34th, anti-roller devices 35；The trolley frame 31 is welded into plate structure by steel plate and shaped steel combination, and trolley frame center is provided with dress It is used for connection traversing mechanism with window 311；The suspension end carriage 32 is welded into elongate frame structure by two channel-section steels and steel plate combination； The described both sides of trolley frame 31 connect above-mentioned suspension end carriage 32 by bolt 36 respectively；The both ends of the suspension end carriage 32 respectively connect The drive mechanism 34；The drive mechanism includes motor 341, driving wheel 342；The driving wheel 342 is with single-wheel edge, and wheel rim Upper band gear；Two driving wheels are distributed in the both sides of track 21, and its mandrel is fixed on suspension end carriage 32；The motor 341 carry reductor and brake, and the motor connection is on suspension end carriage 32, motor output shaft shaft with gear；The tooth axle with Gear external toothing on one driving wheel；Two driving wheels respectively by two excessive gears 343 and power transmission shaft 344 and Bearing block 345 connects, key connection between excessive gear and power transmission shaft；Two bearing blocks 345 are fixed on suspension end carriage Below 32；Above-mentioned anti-roller devices 35 are connected on the both sides of trolley frame 31；The roller 351 of the anti-roller devices is in above-mentioned outstanding Hang the centre position of end carriage and the lower section in track 21.

As shown in figure 9, described cart actuating device 8 includes wheel 81, reducing motor 83, the wheel is two-wheel edge, Described inside wheel connects a splined sleeve 811, and the described both sides of wheel 81 pass through bearing 82 and flange shaft 84, sky respectively Heart flange shaft 85 connects, and the ring flange of described flange shaft 84 and hollow flange axle 85 is connected to the two of balance beam 102 Side；The outer ring of bearing 82 is connected to logical lid 86, and the logical lid is bolted in the wheel face；Above-mentioned hollow method The ring flange 851 of blue axle 85 is provided with motor connection screw 852 and motor positioning hole 853；The reducing motor 83 is defeated with spline Shaft 831 is connected with above-mentioned inside wheel splined sleeve 811；Positioning flange collar 832 in flange seat on the reducing motor with Motor positioning hole 853 in hollow flange axle, which is inlayed, to be connected and is fastened by screw.

As shown in Figure 10, Figure 11, described horizontal wheel apparatus 6 includes horizontal wheels 61, wheel shaft 62, bearing 63, the level Wheel is on one side with wheel rim, and wheel rim is installed down；Two horizontal wheels are separately positioned on the both sides of the tread of track 601, and gap is matched somebody with somebody Close；The horizontal wheels are connected by bearing 64, shaft retaining ring 65, hole back-up ring 66 with the wheel shaft 62；Two wheel shafts lead to respectively Cross locking plate 67 and be bolted on above-mentioned bearing 63；Connection buffer 68 among the bearing；The bearing is provided with end Beam connecting hole 69.

As shown in figure 12, described car bumper device 70 includes fixed seat 701, buffer 702, and the fixed seat is welded by steel plate It is connected into square shape or is made by rectangular steel tube；The fixed seat side opens up clip slot 7011；Welding steel above the clip slot Plate 7012, screwed hole 7013 is opened up on steel plate；Connecting bolt and stop nut 703 on screwed hole；Side is opened below the clip slot If connecting hole 7014；The fixed seat opens up buffer mounting hole 7015 on the side beside clip slot；Two buffers 702 are connected in two fixed seats 701；Two fixed seats are connected to outstanding by screw rod 704 and nut On two sides Ji 211 of arm beam orbit.

Claims (8)

1. a kind of band suspension end carriage dolly and the cantilever crane with balance beam, including double girder bridge (28)；The twin beams bridge Frame includes end carriage (1), girder (2)；It is characterized in that：The end carriage (1) is by two balance beams (102) and a middle connection Bar (101) is formed by connecting；Balance beam (102) one end connection cart actuating device (8), the other end connect passive wheel group (18)；Two of the end carriage (1) respectively connects a set of horizontal wheel apparatus (6)；Track (21) is provided with below the girder (2)；Institute Track both ends welding car bumper (71) is stated, buffer (72) is connected on car stop；It is connected to hang end carriage on two tracks (21) Dolly (3)；The suspension end carriage dolly (3) is provided with rotating mechanism (4)；Suspension rod axle (42) and cantilever in the rotating mechanism Component (5) connects；Rotary limit device (58) is provided between the cantilever member and suspension end carriage dolly (3)；The cantilever structure Electric block (10) is installed, electric block can move back and forth along outrigger horizontal on part (5)；The cantilever of the cantilever beam (51) End connects car bumper device (70) and position is adjustable；The cantilever beam is in operation outside extended workshop below the girder, and energy Rotation；Respectively electric frame (121) is chosen in connection one for two end carriages (1) on double girder bridge, is chosen described in two and connects cable wire between electric frame Rail (124), lashed cable (123) is connected on the cable wire rail, described lashed cable one end on suspension end carriage dolly (3) with being electrically connected.

2. a kind of band suspension end carriage dolly according to claim 1 and the cantilever crane with balance beam, its feature exist In：Described rotating mechanism (4) includes drive device (40), bearing block (41), suspension rod axle (42), and the bearing block (41) is fixed It is connected on suspension end carriage dolly (3)；The lower end branch sleeve (43) of the inner hole of bearing seat；Set in the middle part of the suspension rod axle (42) There is the shaft shoulder (425)；The suspension rod axle is connected through bearing block (41) center with thrust bearing (45), the lower floor of the thrust bearing The top of bearing block is connected to, its upper strata is connected with stop nut A (44), the stop nut A band dust covers (441), locking Nut A is connected with suspension rod axle thread, and is connected by the diameter of bolt (46) through stop nut A and suspension rod axle；It is described Drive device (40) combined by motor and vertical type speed reducer (change gear), described drive device is connected to reductor bearing (401) On, the reductor bearing is fixed on suspension end carriage dolly (3)；Described drive device output shaft is connected by shaft coupling (48) Connect one end of above-mentioned suspension rod axle.

3. a kind of band suspension end carriage dolly according to claim 1 and the cantilever crane with balance beam, its feature exist In：Described cantilever member (5) includes cantilever beam (51), Holder for hanging household utensiles (52)；The Holder for hanging household utensiles one sets connecting hole (521), Keyway (522) is provided with described connecting hole；The Holder for hanging household utensiles other end is provided with operation window (523)；The Holder for hanging household utensiles (52) This head of operation window is welded on one end of the cantilever beam (51)；The cantilever beam is fixedly connected buffering close to Holder for hanging household utensiles one end Device (511).

4. a kind of band suspension end carriage dolly according to claim 1 and the cantilever crane with balance beam, its feature exist In：Described cantilever member (5) is connected on the suspension rod axle (42) of rotating mechanism by flat key (49) and stop nut B (9)；Institute The stop nut B and suspension rod axle stated is connected with bolt (99) again, and the bolt (99) passes through stop nut B and suspension rod axle Diameter.

5. a kind of band suspension end carriage dolly according to claim 1 and the cantilever crane with balance beam, its feature exist In：Described suspension end carriage dolly (3) includes trolley frame (31), suspension end carriage (32), drive mechanism (34), anti-roller devices (35)；The trolley frame (31) is welded into plate structure by steel plate and shaped steel combination, and trolley frame center is provided with assembling window (311)；The suspension end carriage (32) is welded into elongate frame structure by two channel-section steels and steel plate combination；Described trolley frame (31) Both sides connect above-mentioned suspension end carriage (32) by bolt (36) respectively；The both ends of the suspension end carriage (32) respectively connect the driving Mechanism (34)；The drive mechanism includes motor (341), driving wheel (342)；Driving wheel (342) the band single-wheel edge, and wheel rim Upper band gear；Two driving wheels are distributed in the both sides of track (21), and its mandrel is fixed on suspension end carriage (32)；The electricity Machine (341) carries reductor and brake, and the motor connection is on suspension end carriage (32), motor output shaft shaft with gear；It is described Gear external toothing on tooth axle and a driving wheel；Two driving wheels pass through two excessive gears (343) and transmission respectively Axle (344) and bearing block (345) connect, key connection between excessive gear and power transmission shaft；Two bearing blocks (345) It is fixed on suspension end carriage (32) below；Above-mentioned anti-roller devices (35) are connected on trolley frame (31) both sides；The anti-roller dress The roller (351) put is in the centre position of above-mentioned suspension end carriage and the lower section in track (21).

6. a kind of band suspension end carriage dolly according to claim 1 and the cantilever crane with balance beam, its feature exist In：Described cart actuating device (8) includes wheel (81), reducing motor (83), and the wheel is two-wheel edge, described wheel One splined sleeve (811) of inside connection, described wheel (81) both sides are respectively by bearing (82) and flange shaft (84), hollow Flange shaft (85) connects, and the ring flange of described flange shaft (84) and hollow flange axle (85) is connected to balance beam (102) both sides；Bearing (82) outer ring is connected to logical lid (86), and the logical lid is bolted on the wheel face On；The ring flange (851) of above-mentioned hollow flange axle (85) is provided with motor connection screw (852) and motor positioning hole (853)；Institute Reducing motor (83) band splined output shaft (831) is stated to be connected with above-mentioned inside wheel splined sleeve (811)；On the reducing motor Flange seat in positioning flange collar (832) inlay and be connected and tight by screw with the motor positioning hole (853) in hollow flange axle Gu.

7. a kind of band suspension end carriage dolly according to claim 1 and the cantilever crane with balance beam, its feature exist In：Described horizontal wheel apparatus (6) includes horizontal wheels (61), wheel shaft (62), bearing (63), the horizontal wheels on one side with wheel rim, And wheel rim is installed down；Two horizontal wheels are separately positioned on the both sides of track (601) tread, and gap coordinates；The level Wheel is connected by bearing (64), shaft retaining ring (65), hole back-up ring (66) with the wheel shaft (62)；Two wheel shafts are respectively by only Moving plate (67) and it is bolted on above-mentioned bearing (63)；Connection buffer (68) among the bearing；The bearing is provided with End carriage connecting hole (69).

8. a kind of band suspension end carriage dolly according to claim 1 and the cantilever crane with balance beam, its feature exist In：Described car bumper device (70) includes fixed seat (701), buffer (702), and the fixed seat is welded into square shape by steel plate Or it is made by rectangular steel tube；The fixed seat side opens up clip slot (7011)；Welding steel (7012) above the clip slot, Screwed hole (7013) is opened up on steel plate；Connecting bolt and stop nut (703) on screwed hole；Side opens up company below the clip slot Connect hole (7014)；The fixed seat opens up buffer mounting hole (7015) on the side beside clip slot；Two buffers (702) it is connected on two fixed seats (701)；Two fixed seats are connected respectively by screw rod (704) and nut It is connected on two sides Ji (211) of cantilever beam orbit.