CN107352407A - A kind of bridge-type cantilever crane of the anti-roller running trolley of band and safety hook - Google Patents

Abstract

This application discloses a kind of anti-roller running trolley of band and the bridge-type cantilever crane of safety hook, including two end carriages, two girder composition double girder bridge structures；It is provided with the outside of one girder and chooses electric frame and lashed cable；Running trolley is connected on track above girder；End carriage two is both provided with the cart actuating device of vehicle wheel rim pulley teeth and anti-tipple；Rail is set on the outside of girder；Running trolley both sides all connect anti-roller devices, and anti-roller devices are ganged up with to be run on rail；Two adhesion wheel groups are driven using independent on running trolley；Running trolley is provided with rotating mechanism；Thrust bearing in rotating mechanism is connected to the top of bearing block；Suspension rod axle bottom in rotating mechanism is connected with cantilever member, top connection bus ring；Electric block is installed on cantilever member and can be moved back and forth along outrigger horizontal；Cantilever beam is in below girder and random angle can rotated in the horizontal plane.

Description

A kind of bridge-type cantilever crane of the anti-roller running trolley of band and safety hook

Technical field

The application is related to crane field, more particularly to the bridge-type cantilever crane of a kind of anti-roller running trolley of band and safety hook.

Background technology

Existing bridge crane is applied in Workshop, and many machine tools have been controlled in some workshops and have been processed production, production Product and raw material are required for Real-Time Transport to next door workshop or other departments；Under the suspension hook of crane on workshop is hung from dolly To carry out lifting goods, dolly can only be run back and forth along crane twin beams, and crane can only be along big on the end bay post of workshop two Track road is run back and forth, and the goods scope that such crane hook can lift is surrounded in the two-end-point of the two cart tracks in workshop Plane within, when being in the goods of this horizontal edge needs lifting, suspension hook just produces oblique pull, then remote from outside this plane The article (such as workshop outdoors, across outer) of point cannot lift, and can only now be transported by other transporting equipments, generally by vapour Car drives workshop into and carries out lifting goods under suspension hook, and some cars open to come in the horizontal laid rail between this workshop and next door workshop Road, allow trolley special to reach suspension hook and get off to join goods, some is special outstanding in workshop doorway (or workshop passageway) erection one Arm is hung, and scheduling is transported through to the goods outside workshop, first goods is lifted up into the place that this workshop crane suspension hook is got at, Then again by crane this goods handling to the other stations in workshop, the existing bridge crane that is used under this operating mode, with every Wall workshop can not directly join goods, must be by other transporting equipment schedule jobs, and it is quite inconvenient to bring, and also produces manpower and materials Waste.

The content of the invention

The application aims to overcome that in place of above-mentioned the deficiencies in the prior art and provides a kind of anti-roller running trolley of band and safety hook Bridge-type cantilever crane, the lifting function lift by crane goods of this workshop across outer next door place directly below by cart support rail beam, Also can be in this workshop in cart running track direction direct lifting cargo in place outdoors, it is not necessary to transport, carry by other transporting equipments High efficiency, unloads goods the place for being placed on workshop needs, and the cantilever beam rotating speed of crane can accurately reach user's request, and can be Arbitrary Rotation on horizontal plane.

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

The bridge-type cantilever crane of a kind of anti-roller running trolley of band and safety hook, including two end carriages, 1, two girder 2, it is described The terminations of two girders composition double girder bridge structure is connected on two end carriages by bolt 221 respectively；The termination of end carriage All connect buffer 13；Wherein it is provided with the outside of a girder and chooses electric frame 121, is chosen electric frame and be provided with moveable lashed cable 123；Institute State and be provided with track 21 above two girders, running trolley 3 is connected on track；It is characterized in that：Two described end carriage two It is both provided with the cart actuating device 8 and anti-tipple 11 of vehicle wheel rim pulley teeth；All one is set on the outside of two girders to step on Face-down rail 22；The above-mentioned both sides of running trolley 3 all connect anti-roller devices 33, and the anti-roller devices are ganged up with the steel Run on rail 22；The running trolley) upper two adhesion wheel groups are driven using independent；The running trolley is provided with whirler Structure 4；Thrust bearing in described rotating mechanism is connected to the top of bearing block；Under suspension rod axle 42 in described rotating mechanism Portion is connected with cantilever member 5, top connection bus ring 9；Electric block 10, electric block energy are installed on the cantilever member Moved back and forth along outrigger horizontal；The cantilever beam is in operation outside extended workshop below girder, and can appoint in the horizontal plane The rotation of meaning angle.

Wherein, described running trolley 3 includes trolley frame 31, drive car 32, passive wheel group 35；The dolly Frame 31 is welded into plate structure by steel plate and shaped steel combination；The trolley frame center is provided with assembling window 311 and is used for connection traversing mechanism, Trolley frame both sides transverse side respectively sets two connecting seats 312, and connecting seat is provided with flange hole 3121 and is used to connect anti-roller devices, Trolley frame both sides longitudinal side is provided with buffer 313；Two sets of drive cars 32 and two sets of passive wheel groups 35 It is connected to below four corners of trolley frame；Drive car 32 includes " three-in-one " reductor 321, adhesion wheel Group 322；The output shaft of " three-in-one " reductor is the hollow shaft with spline, and its output shaft is vertical with motor shaft；Institute " three-in-one " reductor stated is connected by bolt and buffering spacer 323 with bearing 324, and the bearing welds with trolley frame 31； The output shaft of " three-in-one " reductor is connected with the above-mentioned axletree 3221 of adhesion wheel group 322；The adhesion wheel group It is bolted on trolley frame 31.

Wherein, described rotating mechanism 4 include drive device 40, small elevating arc 402, big elevating arc 403, bearing block 41, Suspension rod axle 42；The bearing block 41 is fixedly connected on trolley frame 31；The suspension rod axle 42 is hollow shaft, and its lower end is provided with Screw thread, threaded end open up locking breach 421；The middle part of suspension rod axle 42 is provided with the shaft shoulder 425；Under the inner hole of bearing seat Hold branch sleeve 43；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 connects The top of bearing block is connected on, its upper strata is connected with stop nut A44, the stop nut A bands dust cover 441, stop nut A It is connected with suspension rod axle thread, then is connected by the diameter of bolt 46 through stop nut A and suspension rod axle；Described driving dress Put 40 to be combined by motor and horizontal speed-reducer, described drive device is fixed on trolley frame 31 by reductor bearing 401 On；Described drive device output shaft is connected to small elevating arc 402, and the small elevating arc is connected with the big external toothing of elevating arc 403, The big elevating arc is connected on above-mentioned suspension rod axle 42.

Wherein, described bus ring 9 includes interior insulation circle 97, outer insulator 98, and described interior insulation circle 97 is provided with more Pole metallic conduction ring 92, the cable on metallic conduction ring are connected on the binding post 91 of interior insulation circle, the binding post 91 with Electric block cable 6 connects, electric block cable by suspension rod axle 42 it is hollow be connected internally to electric block；It is above-mentioned outer Spring 94 is provided with insulator 98, the spring 94 is connected to carbon brush 93 and slided with the metallic conduction ring 92 on interior insulation circle Connect, the power line on the back seat of carbon brush 93 is connected on the binding post 95 of outer insulator, the binding post connection of the outer insulator External power cord 96；The outer insulator 98 is connected to Liang Taishang by support 99；Described interior insulation circle 97 passes through flat key It is connected on suspension rod axle 42.

Wherein, described cantilever member 5 includes cantilever beam 51, Holder for hanging household utensiles 52；Described one setting connecting hole 521 of Holder for hanging household utensiles, Keyway 522 is provided with described connecting hole；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 made up of I-steel, or It is made up of H profile steel, or the box girder structure welded by steel plate, the cantilever beam both ends are provided with buffing pad 511.

Wherein, described cantilever member 5 is connected on the suspension rod axle 42 of rotating mechanism by flat key 49 and stop nut 100； Described stop nut and suspension rod axle is connected by bolt and locking plate 110 again.

Wherein, described cart actuating device 8, including wheel 81, axletree 82, reducing motor 83, the wheel are two-wheel edge, The side flange of wheel one is provided with the gear teeth 811；The inside wheel both sides connect bearing 84, two bearing outer ring back-up rings 85 respectively It is fixed on wheel；Two bearing inner races are connected on axletree 82, described axletree one end branch sleeve 86, the sleeve External diameter and the other end of the axletree be connected in two side walls of end carriage 1, and fixed with baffle plate 87；The electricity that slows down Machine 83 is connected in the side wall of end carriage 1, and the output shaft of the reducing motor is connected with the above-mentioned external toothing of the gear teeth 811.

Wherein, described anti-tipple 33 includes hooking seat 111, hooks body 112；The hook seat is provided with mounting hole 1111；On State hook body and be provided with eave tile 1121；The hook body is welded on the hook seat；Described eave tile 1121 on cart support rail beam 12 with covering The lower surface gap connection of the Ji edge of plate 121.

Wherein, described anti-roller devices 33 include roller 331, axle 332, bearing 333, and described axle 332 is arranged to one Hold the big other end small, the small one end of the axle sets jagged 3321；Two axis holes 3331 are provided with the bearing；The rolling Wheel surface sets in the arc-shaped, its internal setting shaft shoulder 3311；Described roller passes through two bearings 334 and sleeve 335 and axle Connection；The axle is connected by locking plate 336 and bolt with bearing；The bearing 333 passes through adjust pad 337 and trolley frame 31 connections.

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；Not only The next door workshop goods of cart traffic direction end points can be lifted by crane, and the goods in cart running track line side workshop can be lifted by crane； Because the cantilever beam of the application is arranged at below dolly and girder, cantilever beam can directly be risen by stretching into next door workshop below support rail beam Hoisting thing, or can directly stretch out the workshop operation outdoors of cart traffic direction；After lifting goods, by electric block along cantilever The motion of beam, or the rotation by cantilever member, or the movement by running trolley, or the motion by crane, or By foregoing four integrated motion, the goods of lifting can be hung onto the place that this workshop needs；In the next door with workshop surrounding Workshop or workshop can need not borrow the transhipment of other transporting equipments when carrying out goods handing-over outdoors, improve efficiency.

The electric block cable (6) of the application crane is from the suspension rod axis center in rotating mechanism by being connected to bus ring (9), cable (6), which will not be wound, is not torn, is not required to set rotary limit device, ensures that cantilever beam can appoint in the horizontal plane Angle of anticipating rotation；There are a pair of elevating arc auxiliary driving in the rotating mechanism of the application, pass through big elevating arc, the different teeth of small elevating arc Number setting, can meet precise requirements of the user to the cantilever beam rotary speed of crane, avoid the general speed of selection standard reductor Than and caused cantilever beam rotating speed and the larger error of actual demand；It is driven using elevating arc, can fills the driving in rotating mechanism Put and use horizontal speed-reducer, it is easy for installation, it can be directly installed on trolley frame, and setting height(from bottom) can be reduced.

Running trolley (3) in the application can move back and forth in the top of girder along girder both ends, be suitable for large span car Between use；Two anti-roller devices are respectively installed in running trolley both sides, can serve " safety hook ", the rolling in anti-roller devices Wheel is pressed on rail and can run, and can both avoid cantilever beam from overloading and produce running trolley rollover and ensure that security, and and can ensures fortune Wheel on row dolly all rail do not upwarp, it is ensured that running trolley runs operation always；It is suitable by adjusting adjust pad (337) Work as thickness, the roller in anti-roller devices is rightly connected with rail (22), rolling can be press against, ensure small Car operation is smooth, the driving of running trolley list, cost-effective in terms of dolly driving.

Two adhesion wheel groups of the application running trolley are driven using the drive car (32) of independent no mechanically contact, this Sample part packet property is good, easy to installation and maintenance；" three-in-one " reductor, small volume are used in the application drive car In light weight, noise is small；Its output shaft, which is the hollow shaft with spline, to be coordinated with axletree and facilitates easy, and its output shaft and motor shaft The horizontal space of vertical shared trolley frame is small.

The lashed cable (123) chosen on electric frame (121) connection beside the cable and girder on running trolley in the application, passes through The conduction rack (122) being fixed on trolley frame tows lashed cable (123) movement, and such electric power can be small with running by lashed cable Car is run to electrical power on dolly back and forth.

End carriage both sides in the application crane are both provided with anti-tipple, crane can be avoided to tumble, and ensure safety；When outstanding When arm beam overloads, for end carriage while upwarping, now anti-tipple (11) can catch on cart support rail beam, avoid crane from tumbling Guarantee safety, the application safety hook cost simple in construction are low.

End carriage both ends in the application crane all set cart actuating device, ensure that cart operation is smooth, when avoiding unilateral driving Because end carriage may upwarp, driving wheel not rail produce idle running phenomenon；Structure in cart actuating device (8) in the application crane Simply, it is in light weight, in drive device most of accessory can purchased parts, price is low；Different numbers can be set on the wheel rim of wheel The gear teeth of amount, different fast ratios can be formed from the reductor output gear of standard, the different speed of service demands of user can be met.

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 dismounting to repair；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.

After stop nut in the application in cantilever member connection connects with suspension rod axle thread, then to have locking plate (110) to be connected to anti- Loose nut is with suspension rod axle spindle-end looseness-proof breach, avoiding stop nut from unclamping, securely and reliably.

Cantilever beam in the application, which is provided at both ends with buffer, can avoid electric block from moving back and forth impact or overtravel along cantilever beam Operation, ensure safe for operation.

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 running trolley front view in the application；

Fig. 5 is Fig. 4 top view；

Fig. 6 is F partial enlarged drawings in Fig. 1；

Fig. 7 is E direction views in Fig. 6；

Fig. 8 is bus ring structural representation in the application；

Fig. 9 is cantilever member schematic diagram in the application；

Figure 10 is cart actuating device schematic diagram in the application；

Figure 11 is anti-tipple schematic diagram in the application；

Figure 12 is anti-roller devices schematic diagram 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, the bridge-type cantilever crane of a kind of anti-roller running trolley of band and safety hook, including two 1, two girder 2 of end carriage, the termination of described two girders are connected to composition pair on two end carriages by bolt 221 respectively Beam portal structure；The termination of end carriage all connects buffer 13；Wherein it is provided with the outside of a girder and chooses electric frame 121, is chosen and set on electric frame There is moveable lashed cable 123；Track 21 is provided with above two girders, running trolley 3 is connected on track；Described two Bar end carriage two is both provided with the cart actuating device 8 and anti-tipple 11 of vehicle wheel rim pulley teeth；On the outside of two girders all One tread rail 22 directed downwardly is set；The above-mentioned both sides of running trolley 3 all connect anti-roller devices 33, and the anti-roller devices hook Ride over and run on the rail 22；The running trolley) upper two adhesion wheel groups are driven using independent；On the running trolley Provided with rotating mechanism 4；Thrust bearing in described rotating mechanism is connected to the top of bearing block；In described rotating mechanism The bottom of suspension rod axle 42 is connected with cantilever member 5, top connection bus ring 9；Electric block 10 is installed on the cantilever member, Electric block can move back and forth along outrigger horizontal；The cantilever beam is in operation outside extended workshop below girder, and can be Random angle rotates on horizontal plane.

As shown in Figure 4, Figure 5, described running trolley 3 includes trolley frame 31, drive car 32, passive wheel group 35； The trolley frame 31 is welded into plate structure by steel plate and shaped steel combination；The trolley frame center is provided with assembling window 311 and is used to connect Rotating mechanism, trolley frame both sides transverse side respectively set two connecting seats 312, and connecting seat is provided with flange hole 3121 and is used to connect Anti- roller devices, trolley frame both sides longitudinal side are provided with buffer 313；Two sets of drive cars 32 and two sets of quilts Motor car wheel group 35 is connected to below four corners of trolley frame；Drive car 32 include " three-in-one " reductor 321, Adhesion wheel group 322；The output shaft of " three-in-one " reductor is the hollow shaft with spline, and its output shaft and motor shaft Vertically；Described " three-in-one " reductor is connected by bolt and buffering spacer 323 with bearing 324, the bearing and dolly Frame 31 welds；The output shaft of " three-in-one " reductor is connected with the above-mentioned axletree 3221 of adhesion wheel group 322；It is described Adhesion wheel group is bolted on trolley frame 31.

As shown in Figure 6, Figure 7, described rotating mechanism 4 include drive device 40, small elevating arc 402, big elevating arc 403, Bearing block 41, suspension rod axle 42；The bearing block 41 is fixedly connected on trolley frame 31；The suspension rod axle 42 is hollow shaft, Its lower end is provided with screw thread, and threaded end opens up locking breach 421；The middle part of suspension rod axle 42 is provided with the shaft shoulder 425；The bearing The lower end branch sleeve 43 of seat endoporus；The suspension rod axle is connected through the center of bearing block 41 with thrust bearing 45, the thrust axis The lower floor held is connected to the top of bearing block, and its upper strata is connected with stop nut A44, the stop nut A bands dust cover 441, Stop nut A is connected with suspension rod axle thread, then is connected by the diameter of bolt 46 through stop nut A and suspension rod axle；Institute The drive device 40 stated is combined by motor and horizontal speed-reducer, and described drive device is fixed on by reductor bearing 401 On trolley frame 31；Described drive device output shaft is connected to small elevating arc 402, the small elevating arc with outside big elevating arc 403 Engagement connection, the big elevating arc are connected on above-mentioned suspension rod axle 42.

Described cantilever member 5 is connected on the suspension rod axle 42 of rotating mechanism by flat key 49 and stop nut 100；Described Stop nut and suspension rod axle are connected by bolt and locking plate 110 again.

As shown in figure 8, described bus ring 9 includes interior insulation circle 97, outer insulator 98, described interior insulation circle 97 is set It is equipped with multipole metallic conduction ring 92, the cable on metallic conduction ring is connected on the binding post 91 of interior insulation circle, the wiring Post 91 is connected with electric block cable 6, electric block cable by suspension rod axle 42 it is hollow be connected internally to electric block； Spring 94 is provided with above-mentioned outer insulator 98, the spring 94 is connected to carbon brush 93 and the metallic conduction ring on interior insulation circle 92 are slidably connected, and the power line on the back seat of carbon brush 93 is connected on the binding post 95 of outer insulator, the wiring of the outer insulator Post connects external power cord 96；The outer insulator 98 is connected to Liang Taishang by support 99；Described interior insulation circle 97 is logical Flat key is crossed to be connected on suspension rod axle 42.

As shown in figure 9, 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 made up of I-steel, Or be made up of H profile steel, or the box girder structure welded by steel plate, the cantilever beam both ends are provided with buffing pad 511.

As shown in Figure 10, described cart actuating device 8, including wheel 81, axletree 82, reducing motor 83, the wheel For two-wheel edge, the side flange of wheel one is provided with the gear teeth 811；The inside wheel both sides connect bearing 84 respectively, outside two bearings Circle back-up ring 85 is fixed on wheel；Two bearing inner races are connected on axletree 82, described axletree one end branch sleeve 86, The other end of the external diameter of the sleeve and the axletree is connected in two side walls of end carriage 1, and fixed with baffle plate 87；Institute State reducing motor 83 to be connected in the side wall of end carriage 1, the output shaft of the reducing motor is connected with the above-mentioned external toothing of the gear teeth 811.

As shown in figure 11, described anti-tipple 33 includes hooking seat 111, hooks body 112；The hook seat is provided with mounting hole 1111；Above-mentioned hook body is provided with eave tile 1121；The hook body is welded on the hook seat；Described eave tile 1121 and cart support rail The lower surface gap connection of the Ji edge of 12 upper cover plate of beam 121.

As shown in figure 12, described anti-roller devices 33 include roller 331, axle 332, bearing 333, and described axle 332 is set It is set to that the big other end in one end is small, the small one end of the axle sets jagged 3321；Two axis holes 3331 are provided with the bearing； The roller surface sets in the arc-shaped, its internal setting shaft shoulder 3311；Described roller passes through two bearings 334 and sleeve 335 With axis connection；The axle is connected by locking plate 336 and bolt with bearing；The bearing 333 by adjust pad 337 with it is small Vehicle frame 31 connects.

Claims (9)

1. the bridge-type cantilever crane of a kind of anti-roller running trolley of band and safety hook, including two end carriages (1), two girders (2), The termination of two described girders is connected to composition double girder bridge structure on two end carriages by bolt (221) respectively；End carriage Termination all connect buffer (13)；Wherein it is provided with the outside of a girder and chooses electric frame (121), is chosen electric frame and be provided with moveable hang Cable (123)；Track (21) is provided with above two girders, running trolley (3) is connected on track；It is characterized in that：Institute The two end carriage two stated are both provided with the cart actuating device (8) and anti-tipple (11) of vehicle wheel rim pulley teeth；Described two One tread rail directed downwardly (22) is all set on the outside of bar girder；Above-mentioned running trolley (3) both sides all connect anti-roller devices (33), The anti-roller devices are ganged up with to be run on the rail (22)；The upper two adhesion wheel groups of running trolley (3) are using only Vertical driving；The running trolley is provided with rotating mechanism (4)；Thrust bearing in described rotating mechanism is connected to bearing block Top；Suspension rod axle (42) bottom in described rotating mechanism is connected with cantilever member (5), top connection bus ring (9)； Electric block (10) is installed, electric block can move back and forth along outrigger horizontal on the cantilever member；The cantilever beam is in Operation outside extended workshop below girder, and random angle can rotate in the horizontal plane.

2. the bridge-type cantilever crane of a kind of anti-roller running trolley of band according to claim 1 and safety hook, its feature exist In：Described running trolley (3) includes trolley frame (31), drive car (32), passive wheel group (35)；It is described Trolley frame (31) is welded into plate structure by steel plate and shaped steel combination；The trolley frame center is provided with assembling window (311), dolly Frame both sides transverse side respectively sets two connecting seats (312), and connecting seat is provided with flange hole (3121), trolley frame both sides longitudinal direction side Face is provided with buffer (313)；Two sets of drive cars (32) and two sets of passive wheel groups (35) connect respectively Below four corners of trolley frame；Drive car (32) includes " three-in-one " reductor (321), adhesion wheel group (322)；The output shaft of " three-in-one " reductor is the hollow shaft with spline, and its output shaft is vertical with motor shaft；Institute " three-in-one " reductor stated is connected by bolt and buffering spacer (323) with bearing (324), the bearing and trolley frame (31) weld；The output shaft of " three-in-one " reductor is connected with above-mentioned adhesion wheel group (322) axletree (3221)； The adhesion wheel group is bolted on trolley frame (31).

3. the bridge-type cantilever crane of a kind of anti-roller running trolley of band according to claim 1 and safety hook, its feature exist In：Described rotating mechanism (4) includes drive device (40), small elevating arc (402), big elevating arc (403), bearing block (41), suspension rod axle (42)；The bearing block (41) is fixedly connected on trolley frame (31)；The suspension rod axle (42) is Hollow shaft, its one end are provided with screw thread, and threaded end opens up locking breach (421)；The shaft shoulder is provided with the middle part of the suspension rod axle (42) (425)；The lower end branch sleeve (43) of the inner hole of bearing seat；The suspension rod axle passes through bearing block (41) center and thrust axis (45) connection is held, the lower floor of the thrust bearing is connected to the top of bearing block, and its upper strata is connected with stop nut A (44), institute Stop nut A band dust covers (441) are stated, stop nut A is connected with suspension rod axle thread, then passes through by bolt (46) locking The diameter of nut A and suspension rod axle connects；Described drive device (40) is combined by motor and horizontal speed-reducer, institute The drive device stated is fixed on trolley frame (31) by reductor bearing (401)；Described drive device output shaft is connected to Small elevating arc (402), the small elevating arc are connected with big elevating arc (403) external toothing, and the big elevating arc is connected to above-mentioned hang On bar axle (42).

4. the bridge-type cantilever crane of a kind of anti-roller running trolley of band according to claim 1 and safety hook, its feature exist In：Described bus ring (9) includes interior insulation circle (97), outer insulator (98), and described interior insulation circle (97) is set There is a multipole metallic conduction ring (92), the cable on metallic conduction ring is connected on the binding post (91) of interior insulation circle, described to connect Terminal (91) is connected with electric block cable (6), and electric block cable is connected by the hollow inside of suspension rod axle (42) To electric block；Be provided with spring (94) on above-mentioned outer insulator (98), the spring (94) be connected to carbon brush (93) with Metallic conduction ring (92) on interior insulation circle is slidably connected, and the power line on carbon brush (93) back seat is connected to connecing for outer insulator On terminal (95), the binding post connection external power cord (96) of the outer insulator；The outer insulator (98) passes through support (99) it is connected to Liang Taishang；Described interior insulation circle (97) is connected on suspension rod axle (42) by flat key.

5. the bridge-type cantilever crane of a kind of anti-roller running trolley of band according to claim 1 and safety hook, 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) Operation window this head be welded on one end of the cantilever beam (51)；The cantilever beam is made up of I-steel, or by H profile steel structure Into, or the box girder structure welded by steel plate, the cantilever beam both ends are provided with buffing pad (511).

6. the bridge-type cantilever crane of a kind of anti-roller running trolley of band and safety hook according to claim 1,5, it is special Sign is：Described cantilever member (5) is connected to the suspension rod axle of rotating mechanism by flat key (49) and stop nut (100) (42) on；Described stop nut and suspension rod axle are connected by bolt and locking plate (110) again.

7. the bridge-type cantilever crane of a kind of anti-roller running trolley of band according to claim 1 and safety hook, its feature exist In：Described cart actuating device (8), including wheel (81), axletree (82), reducing motor (83), the wheel is double Wheel rim, the side flange of wheel one are provided with the gear teeth (811)；The inside wheel both sides connect bearing (84) respectively, outside two bearings Circle is fixed on wheel with back-up ring (85)；Two bearing inner races are connected on axletree (82), axletree one end connection The other end of sleeve (86), the external diameter of the sleeve and the axletree is connected in two side walls of end carriage (1), is used in combination Baffle plate (87) is fixed；The reducing motor (83) is connected in the side wall of end carriage (1), the output shaft of the reducing motor with The above-mentioned gear teeth (811) external toothing connection.

8. the bridge-type cantilever crane of a kind of anti-roller running trolley of band according to claim 1 and safety hook, its feature exist In：Described anti-tipple (11) includes hooking seat (111), hooks body (112)；The hook seat is provided with mounting hole (1111)； Above-mentioned hook body is provided with eave tile (1121)；The hook body is welded on the hook seat；Described eave tile (1121) and cart support rail beam (12) upper cover plate (121) Ji Yuan lower surface gap connection.

9. the bridge-type cantilever crane of a kind of anti-roller running trolley of band according to claim 1 and safety hook, its feature exist In：Described anti-roller devices (33) include roller (331), axle (332), bearing (333), and described axle (332) is set It is set to that the big other end in one end is small, the small one end of the axle sets jagged (3321)；Two axis holes are provided with the bearing (3331)；The roller surface sets in the arc-shaped, its internal setting shaft shoulder (3311)；Described roller passes through two bearings And sleeve (335) and axis connection (334)；The axle is connected by locking plate (336) and bolt with bearing；The bearing (333) It is connected by adjust pad (337) with trolley frame (31).