CN212559195U - Straddle carrier - Google Patents

Abstract

The utility model discloses a straddle carrier, include the frame and locate the hoist device in the frame, still include anti-swing device, anti-swing device includes that two at least one end articulate in the support arm of frame and be used for driving the support arm around pin joint pivoted support arm drive arrangement. The utility model discloses can realize cart running gear's whole fortune of striding to solve current cart running gear because can not wholly stride the inconvenient problem of equipment that the fortune brought.

Description

Straddle carrier

Technical Field

The utility model relates to a field is equipped in the delivery, in particular to straddle carrier.

Background

The container shore bridge is a special berth for the container, and is a large crane for loading and unloading the container, each container shore bridge has four groups of cart traveling mechanisms, and the single group weight is 30-50 tons.

Because the cart running gear form is many, highly high, and the focus is inclined to one side, and the mechanism is longitudinal arrangement, and the whole strides after the equipment appears rocking easily and twists reverse the scheduling problem, consequently the degree of difficulty is big, the transportation risk is high, and current cart running gear's mode of production generally is for processing out the spare part in the workshop, transports the pier to the spare part again and assembles. This kind of mode brings very big inconvenience for production, also wastes the cost of labor simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the inconvenient problem of equipment that current cart running gear brought owing to can not wholly carry out the transshipment. The utility model provides a straddle carrier can realize cart running gear's whole straddle carrier.

In order to solve the technical problem, the utility model discloses an embodiment discloses a straddle carrier, include the frame, locate the hoist device in the frame, still include anti-swing device, anti-swing device includes that two at least one end articulate in the support arm of frame and be used for driving the support arm around pin joint pivoted support arm drive arrangement.

By adopting the technical scheme, the supporting arm driving device is used for driving the supporting arm to rotate, so that the end part of the supporting arm can be contacted with a hoisting object, the hoisting object is limited to move towards the direction of the contact point, and the hoisting object is prevented from shaking in the transportation process.

Optionally, the cantilevered end of the support arm is provided with a pulley.

By adopting the technical scheme, the pulley is arranged at the cantilever end of the supporting arm, so that the pulley is contacted with the hoisted object, and the end part of the supporting arm is prevented from being rubbed with the hoisted object to damage the hoisted object.

Optionally, the anti-sway device comprises six support arms and support arm drive devices, wherein two support arms and support arm drive devices are disposed below the top of the rack, and the remaining four support arms and support arm drive devices are disposed on two sides of the rack.

Optionally, the hoisting device comprises:

the hoisting driving device is arranged above the rack;

one end of the steel wire rope is connected with the output end of the hoisting driving device;

and the hanging beam is connected with the other end of the steel wire rope.

Optionally, the number of the steel wire ropes is 4, the steel wire ropes are respectively arranged at four corners of the hanging beam, wherein two steel wire ropes positioned at the same side are directly connected with the hanging beam, and a hanging balance adjusting device is arranged between the two steel wire ropes positioned at the other side and the hanging beam.

Optionally, the hoisting balance adjusting device is V-shaped, the midpoint of the bottom of the hoisting balance adjusting device is hinged to the midpoint of the side surface of the hanging beam, and the endpoints of the two ends of the top of the hoisting balance adjusting device are respectively connected to the steel wire ropes corresponding to the positions of the endpoints.

By adopting the technical scheme, the lifting points on the lifting beam are designed into a three-point balance self-adjusting mode, and the balance of the lifting beam can be ensured by self-adjusting according to the gravity center position of the hoisted object; when a hoisted object is loaded on the hoisting beam, no matter which side of the hoisting balance adjusting device the gravity center of the hoisted object deviates, two steel wire ropes connected with the hoisting balance adjusting device can be stressed in a balanced manner, and at least one of the two steel wire ropes directly connected with the hoisting beam is stressed, namely, when the gravity center of the hoisted object deviates to one side, at least 3 steel wire ropes are stressed, and the three points determine a plane, so that when 3 steel wire ropes are stressed, the straddle carrier cannot roll over to one side; however, if the lifting balance adjusting device is not arranged, the four steel wire ropes are directly connected with the lifting beam, and when the gravity center of a lifted object deviates to one side, the situation that only two steel wire ropes are stressed can occur, so that the straddle carrier is overturned; therefore, the lifting balance adjusting device can effectively prevent the straddle carrier from lifting instability caused by overlarge gravity center offset of the lifted object.

Optionally, a plurality of lifting lugs are arranged on the hanging beam, each lifting lug is arranged along the longitudinal direction of the hanging beam, a plurality of lifting holes are arranged on each lifting lug, and each lifting hole is arranged along the transverse direction of the hanging beam.

By adopting the technical scheme, the lifting beam is suitable for lifting objects with various lengths and widths by arranging the lifting lugs along the longitudinal direction of the lifting beam and arranging the lifting holes on the lifting lugs along the transverse direction of the lifting beam.

Optionally, the hoist drive is a hydraulic cylinder.

By adopting the technical scheme, the hoisting driving device is set to be the hydraulic cylinder, the design of a traditional motor and a winding drum is replaced, the mechanical structure is simplified, and the load of the straddle carrier is reduced.

Optionally, the upper frame and the lower frame are detachably connected.

Optionally, the upper frame includes an upper pillar, a flange a is disposed below the upper pillar, the lower frame includes a lower pillar, a flange B is disposed above the lower pillar, and the flange a is connected to the flange B through a bolt.

By adopting the technical scheme, when the height of the hoisted objects is too high and the straddle carrier cannot meet the height of the hoisted objects, the upper frame and the lower frame can be disassembled, the pad objects are added between the flange A and the flange B and are locked by bolts, so that the straddle carrier is increased in height and can carry the hoisted objects with different height specifications.

Optionally, a folding platform is further arranged on the inner side of the side wall of the rack, and the folding platform can be folded and unfolded.

Optionally, the number of the folding platforms is multiple, and the folding platforms are respectively arranged at the two longitudinal ends of the side wall of the rack.

Optionally, the folding platform comprises a platform bottom plate hinged to the frame at one side edge and a platform driving device for driving the platform bottom plate to rotate around the hinged point.

Optionally, the folding platform further comprises:

the bottom of the platform side wall is hinged with one side of the platform bottom plate far away from the rack;

the platform railing is arranged between the platform side wall and the rack, the platform railing is parallel to the platform bottom plate, and two ends of the platform railing are hinged to the platform side wall and the rack respectively.

The folding platform is a construction platform when an operator boards and unloads a sling, and by adopting the technical scheme, the folding platform is designed into a folding and folding form, so that the folding platform can be folded when the hoisted object is moved into or out of the straddle carrier, and the folding platform is put down when the operator needs to board and unload the sling, thereby facilitating manual operation and reserving enough safe moving space between the straddle carrier and the hoisted object.

Optionally, four wheel assemblies are arranged below the frame, the wheel assemblies are respectively arranged at four corners below the frame, wherein two wheel assemblies located on the same longitudinal side are directly connected with the frame, and a walking balance adjusting device is arranged between the two wheel assemblies located on the other longitudinal side and the frame.

Optionally, a midpoint of the walking balance adjusting device is hinged to a midpoint of a side surface of the frame, and two ends of the walking balance adjusting device are respectively connected to the wheel assemblies.

By adopting the technical scheme, the walking balance adjusting device is arranged above the wheel assembly on one side of the straddle carrier, so that the two wheel assemblies arranged on the walking balance adjusting device can rotate around the hinged point of the walking balance adjusting device and the rack, and the straddle carrier can always have at least three wheel assemblies contacted with the ground under the condition of uneven running road surface, can adapt to the height fluctuation condition of the road surface in real time, effectively reduces the shaking of the vehicle body and ensures the stable running of the straddle carrier.

Optionally, the wheel assembly comprises a plurality of wheels, each wheel being coaxially connected, said wheels being filled with a solid tyre of polyurethane.

By adopting the technical scheme, the wheel pressure can be reduced by increasing the number of the wheels, so that the wheels caused by overlarge weight of the hoisted objects are prevented from being damaged.

Optionally, a plurality of binding posts are arranged below the rack, and the binding posts are arranged along the longitudinal direction of the rack.

Adopt above-mentioned technical scheme, through setting up the ligature post, usable rope is tied the fortune thing on the ligature post to prevent that the fortune thing from producing rocking in the transportation process, reduce horizontal impact force, form the secondary and prevent rocking the guarantee.

Optionally, a plurality of fixing hook ears are arranged below the rack, the fixing hook ears are arranged along the longitudinal direction of the rack, and holes are formed in the fixing hook ears.

Adopt above-mentioned technical scheme, through setting up fixed colluding the ear, usable metal colludes the piece and colludes the handling thing bottom and collude admittedly on fixed colluding the ear to prevent to hang the thing and produce rocking in the transportation process, reduce horizontal impact force, form the secondary and prevent shaking the guarantee.

Optionally, a steering mechanism is connected to the wheel assembly for driving the wheel assembly to steer.

Optionally, the wheel assembly comprises a wheel mounting frame, the wheel mounting frame is rotatably connected with the rack or the walking balance adjusting device, the steering mechanism comprises a steering oil cylinder, a cylinder barrel of the steering oil cylinder is hinged with the rack or the walking balance adjusting device, an extending end of the steering oil cylinder is hinged with a connecting rod, and the other end of the connecting rod is hinged with the wheel mounting frame.

Optionally, the straddle carrier further comprises a power assembly, wherein the power assembly comprises a diesel internal combustion engine, the diesel internal combustion engine is connected with a hydraulic pump, the hydraulic pump is connected with a hydraulic oil tank assembly, the diesel internal combustion engine drives the hydraulic pump to operate, and the hydraulic pump provides hydraulic oil for the straddle carrier through the hydraulic oil tank assembly.

Optionally, the wheel is connected with a driving pump, the driving pump is connected with a hydraulic oil tank assembly, and the hydraulic oil tank assembly drives the driving pump to operate, so as to drive the wheel to rotate.

Optionally, cameras are provided on both sides of the frame, and the cameras are used for photographing road conditions.

Drawings

FIG. 1 illustrates a perspective view of a straddle carrier provided by an embodiment of the present invention;

FIG. 2 illustrates a perspective view of another perspective of the straddle carrier provided by an embodiment of the present invention;

FIG. 3 illustrates a front view of the straddle carrier provided by an embodiment of the present invention;

FIG. 4 shows a left side view of FIG. 3;

FIG. 5 shows a right side view of FIG. 3;

FIG. 6 shows a top view of FIG. 3;

FIG. 7 shows a rear view of FIG. 3;

FIG. 8 shows a cross-sectional view taken along line A-A of FIG. 3;

FIG. 9 shows a cross-sectional view taken along line B-B of FIG. 5;

fig. 10 shows a partially enlarged view of a portion C in fig. 3;

fig. 11 shows a partially enlarged view of a portion D in fig. 1;

fig. 12 is a partial enlarged view of a portion E of fig. 5;

fig. 13 shows a partially enlarged view of a portion F in fig. 8;

fig. 14 shows a partially enlarged view of a portion G in fig. 4;

fig. 15 shows a partial schematic view in the direction H of fig. 7.

Reference numerals:

1. hoisting a driving device; 2. a wire rope; 3. a frame; 31. an upper frame; 32. a lower frame; 33. an upper pillar; 34. a flange A; 35. a lower pillar; 36. a flange B; 4. hoisting a balance adjusting device; 5. a hanging beam; 51. lifting lugs; 52. hoisting holes; 6. an anti-sway device; 61. a support arm driving device; 62. a support arm; 63. a pulley; 7. folding the platform; 71. a platform driving device; 72. a platform floor; 73. a platform sidewall; 74. a platform rail; 8. a wheel assembly; 81. a wheel; 82. a wheel mounting bracket; 9. a walking balance adjusting device; 10. binding the column; 11. fixing the hook lug; 12. a power assembly; 13. a hydraulic tank assembly; 14. a steering mechanism; 141. a steering cylinder; 142. a connecting rod.

Detailed Description

The following description is provided for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. While the invention will be described in conjunction with the preferred embodiments, it is not intended that features of the invention be limited to only those embodiments. On the contrary, the intention of implementing the novel features described in connection with the embodiments is to cover other alternatives or modifications which may be extended based on the claims of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be practiced without these particulars. Furthermore, some of the specific details are omitted from the description so as not to obscure or obscure the present invention. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that in this specification, like reference numerals and letters refer to like items in the following drawings, and thus, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.

In the description of the present embodiment, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present embodiment can be understood in specific cases by those of ordinary skill in the art.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1, 2, 3, and 7, the straddle carrier of the embodiment of the present invention includes a frame 3 and a lifting device disposed on the frame 3, as shown in fig. 5 and 12, and further includes an anti-rolling device 6, where the anti-rolling device 6 includes at least two support arms 62 with one ends hinged to the frame 3 and a support arm driving device 61 for driving the support arms 62 to rotate around a hinge point.

Specifically, the hoisting device is used for hoisting the hoisted objects, and the hoisted objects are transported to the destination by the straddle carrier after being hoisted by the hoisting device. One side of the frame 3 is also provided with a cab, and an operator can enter the cab or control the straddle carrier to walk by adopting a portable manual device. In the anti-swing device 6, the supporting arm driving device 61 is an oil cylinder, the cylinder barrel part of the oil cylinder is hinged with the rack 3, the extending end of the oil cylinder is hinged with the middle part of the supporting arm 62, when the extending end of the supporting arm driving device 61 retracts, the supporting arm 62 moves towards one side close to the rack 3 under the driving of the supporting arm driving device 61, the supporting arm 62 is not contacted with a swing object, when the extending end of the supporting arm driving device 61 extends, the supporting arm 62 moves towards one side far away from the rack 3 under the driving of the supporting arm driving device 61, and the supporting arm 62 is contacted with the swing object. Unlike the straddle carrier in the prior art, the anti-swing device 6 is added in the embodiment, the support arm 62 is driven to rotate by the support arm driving device 61, so that the end of the support arm 62 can be in contact with the hoisted object, thereby limiting the movement of the hoisted object to the direction of the contact point and preventing the hoisted object from swinging during transportation.

Further, as shown in fig. 12, the cantilever end of the support arm 62 is provided with a pulley 63, and the pulley 63 is rotatable about its axis. The pulley 63 is arranged at the cantilever end of the supporting arm 62, so that the pulley 63 is in contact with the hoisted object, friction force generated by the hoisted object and the supporting arm 62 during shaking is reduced, and the hoisted object is prevented from being damaged.

Further, as shown in fig. 9, the anti-shake apparatus 6 includes six support arms 62 and support arm driving devices 61, wherein two support arms 62 and support arm driving devices 61 are disposed below the top of the frame 3, and the remaining four support arms 62 and support arm driving devices 61 are disposed on both sides of the frame 3.

Particularly, the supporting arms 62 and the supporting arm driving devices 61 which are respectively arranged on the two sides of the machine frame 3 are arranged in a mirror image mode, the anti-swing devices 6 on the two sides of the hoisted object clamp the hoisted object at the same time, and the hoisted object can be better prevented from swinging or skewing in the transportation process.

Further, as shown in fig. 9, the hoisting device includes:

the hoisting driving device 1 is arranged above the rack 3;

one end of the steel wire rope 2 is connected with the output end of the hoisting driving device 1;

and the hanging beam 5 is connected with the other end of the steel wire rope 2.

Specifically, the hoisting driving device 1 is a hydraulic cylinder. Unlike the prior art in which the motor and the drum are used as the hoisting drive device, in this embodiment, the hydraulic cylinder is used as the hoisting drive device, which simplifies the mechanical structure and reduces the load of the straddle carrier.

Further, as shown in fig. 4, the number of the steel wire ropes 2 is 4, the steel wire ropes 2 are respectively arranged at four corners of the hanging beam 5, wherein the two steel wire ropes 2 located at the same side are directly connected with the hanging beam 5, and a hanging balance adjusting device 4 is arranged between the two steel wire ropes 2 located at the other side and the hanging beam 5.

Furthermore, the hoisting balance adjusting device 4 is a V-shaped part, the midpoint of the bottom of the hoisting balance adjusting device is hinged with the midpoint of the side surface of the hanging beam 5, and the end points of the two ends of the top of the hoisting balance adjusting device 4 are respectively connected with the steel wire ropes 2 corresponding to the positions of the end points. The lifting points on the lifting beam 5 are designed into a three-point balance self-adjusting mode, the lifting beam 5 can be automatically adjusted according to the gravity center position of a lifted object to ensure balance of the lifting beam 5, when the lifted object is loaded on the lifting beam, no matter which side of the lifting balance adjusting device the gravity center of the lifted object deviates, two steel wire ropes connected with the lifting balance adjusting device can be evenly stressed, at least one steel wire rope in the two steel wire ropes directly connected with the lifting beam can be stressed, namely, when the gravity center of the lifted object deviates to one side, at least 3 steel wire ropes can be ensured to be stressed, and a plane is determined by the three points, when 3 steel wire ropes are stressed, the straddle carrier can not turn over to one side; however, if the lifting balance adjusting device is not arranged, the four steel wire ropes are directly connected with the lifting beam, and when the gravity center of a lifted object deviates to one side, the situation that only two steel wire ropes are stressed can occur, so that the straddle carrier is overturned; therefore, the lifting balance adjusting device can effectively prevent the straddle carrier from lifting instability caused by overlarge gravity center offset of the lifted object.

Further, as shown in fig. 11, the hanging beam 5 is provided with a plurality of lifting lugs 51, each lifting lug 51 is arranged along the longitudinal direction of the hanging beam 5, the lifting lug 51 is provided with a plurality of lifting holes 52, and each lifting hole 52 is arranged along the transverse direction of the hanging beam 5.

Specifically, the hanging hole 52 is used for installing a hanging rigging, and the hanging rigging can hang a hanging object on the hanging beam 5. When hoisting the hoisted object, one end of the hoisting rigging (rope or steel hook) can pass through the hoisting hole 52, and the other end is fixed on the hoisted object, so as to suspend the hoisted object on the hoisting beam. Wherein the longitudinal direction is an x-axis direction shown in fig. 6, and the transverse direction is a y-axis direction shown in fig. 6. The hanging beam 5 can be applied to various hoisted objects with different lengths and widths by arranging a plurality of lifting lugs 51 along the longitudinal direction of the hanging beam 5 and arranging a plurality of lifting holes 52 on each lifting lug 51 along the transverse direction of the hanging beam 5.

Further, the chassis 3 includes: the upper frame 31 and the lower frame 32, and the upper frame 31 and the lower frame 32 are detachably connected.

Further, as shown in fig. 3 and 10, the upper frame 31 includes an upper pillar 33, a flange a34 is provided below the upper pillar 33, the lower frame 32 includes a lower pillar 35, a flange B36 is provided above the lower pillar 35, and the flange a34 is connected to the flange B36 by bolts. By adopting the technical scheme, when the height of the lifted object is too high and the straddle carrier cannot meet the height of the lifted object, the upper frame 31 and the lower frame 32 can be disassembled, the pad object is added between the flange A34 and the flange B36 and is locked by the bolts, so that the straddle carrier is increased in height and can carry the lifted objects with different height specifications.

Further, as shown in fig. 4, a folding platform 7 is further disposed on the inner side of the side wall of the rack 3, and the folding platform 7 can be folded and stored.

Further, as shown in fig. 6, the number of the folding platforms 7 is plural, and the folding platforms are respectively arranged at both longitudinal ends of the side wall of the machine frame 3.

Further, as shown in fig. 8 and 13, the folding platform 7 includes a platform bottom plate 72 having one side edge hinged to the frame 3, and a platform driving device 71 for driving the platform bottom plate 72 to rotate around the hinge point. The platform driving device 71 may be an oil cylinder, a cylinder barrel portion of the oil cylinder is hinged to the frame 3, an extending end of the oil cylinder is hinged to the middle of the platform base plate 72, when the extending end of the platform driving device 71 extends, the platform base plate 72 is driven by the platform driving device 71 to turn upwards, the folding platform 7 is folded, when the extending end of the supporting arm driving device 61 retracts, the platform base plate 72 is driven by the platform driving device 71 to turn downwards, and the folding platform 7 is opened.

Further, the folding platform 7 also comprises:

a platform side wall 73, the bottom of which is hinged with one side of the platform bottom plate 72 far away from the frame 3;

the platform rail 74 is arranged between the platform side wall 73 and the machine frame 3, the platform rail 74 is arranged in parallel with the platform bottom plate 72, and two ends of the platform rail 74 are respectively hinged with the platform side wall 73 and the machine frame 3.

Specifically, the folding platform 7 is a construction platform for operators to board, dismount and hang the sling, the folding platform 7 is designed to be in a folding and folding form, the folding platform 7 can be folded when the hoisted objects are moved into or out of the straddle carrier, and the folding platform 7 is put down when the cranes need to board and dismount manually, so that manual operation is facilitated, and enough safe moving space between the straddle carrier and the hoisted objects can be reserved.

Furthermore, four wheel assemblies 8 are arranged below the rack 3, and the wheel assemblies 8 are respectively arranged at four corners below the rack 3 and are used for driving the straddle carrier to walk. Two wheel assemblies 8 positioned on the same longitudinal side are directly connected with the frame 3, and a walking balance adjusting device 9 is arranged between the two wheel assemblies 8 positioned on the other longitudinal side and the frame 3.

Further, as shown in fig. 3, the middle point of the walking balance adjusting device 9 is hinged to the middle point of the side surface of the frame 3, and two ends of the walking balance adjusting device 9 are respectively connected to the wheel assemblies 8.

Specifically, the walking balance adjusting device 9 is a beam structure with symmetrical left and right shapes, and the walking balance adjusting device 9 is arranged above the wheel assembly 8 on one side of the straddle carrier, so that the two wheel assemblies 8 arranged on the walking balance adjusting device 9 can rotate around the hinged point of the walking balance adjusting device 9 and the frame 3, and therefore, at least three wheel assemblies 8 of the straddle carrier can be always in contact with the ground under the condition that the running road surface is uneven, the height fluctuation condition of the road surface can be adapted in real time, the shaking of the vehicle body is effectively reduced, and the straddle carrier can run stably.

Further, as shown in fig. 4, the wheel assemblies 8 include a wheel mounting bracket 82 and a plurality of wheels 81 disposed on the wheel mounting bracket 82, and the wheels 81 are coaxially connected, so that the wheel pressure can be reduced by increasing the number of the wheels 81 in each set of wheel assemblies 8, thereby preventing the wheels from being damaged due to the excessive weight of the lifted object. Specifically, the wheel 81 is in a form of filling polyurethane into a solid tire, so that the damage or tire burst of the wheel caused by the overlarge weight of a lifting object can be effectively prevented, and the running safety of equipment is improved.

Further, as shown in fig. 14, a plurality of binding posts 10 and fixing hook ears 11 are arranged below the rack 3, holes are formed in the fixing hook ears 11, and the binding posts 10 and the fixing hook ears 11 are arranged at equal intervals along the longitudinal direction of the rack 3.

Specifically, the ligature post 10 with fixedly collude ear 11 and be used for fixed ligature instrument (rope or metal and collude the piece), through setting up ligature post 10 and fixedly colluding ear 11, usable rope colludes the thing of handling and ties on ligature post 10, or utilizes the metal to collude the piece and collude the thing bottom of handling and fix on fixedly colluding ear 11 to prevent to hang the thing and produce around and rock about transporting the in-process, reduce horizontal impact force, form the secondary and prevent shaking the guarantee.

Further, the wheel mounting frame 82 is rotatably connected with the frame 3 or the walking balance adjusting device 9, and a steering mechanism 14 is connected to each wheel assembly 8, and the steering mechanism 14 is used for driving the wheel assembly 8 to steer.

Specifically, as shown in fig. 15, the steering mechanism 14 includes a steering cylinder 141, a cylinder of the steering cylinder 141 is hinged to the walking balance adjusting device 9 on the side where the walking balance adjusting device 9 is installed, a cylinder of the steering cylinder 141 is hinged to the frame 3 on the side where the walking balance adjusting device 9 is not installed, an extending end of each steering cylinder 141 is hinged to a connecting rod 142, the other end of each connecting rod 142 is hinged to the wheel mounting frame 82, and the steering cylinder 141 can drive the wheel assembly 8 to rotate so as to adjust the traveling direction of the straddle carrier.

Further, a power assembly 12 is arranged on the lower frame 32, and the power assembly 12 is used for providing power for the straddle carrier. The power assembly 12 comprises a diesel internal combustion engine, the diesel internal combustion engine is connected with a hydraulic pump, the hydraulic pump is connected with a hydraulic oil tank assembly 13, the diesel internal combustion engine drives the hydraulic pump to operate, and the hydraulic pump supplies hydraulic oil to the hoisting driving device 1, the supporting arm driving device 61, the platform driving device 71 and the steering oil cylinder 141 through the hydraulic oil tank assembly 13 so as to drive the driving devices to operate.

Further, the wheel 81 is connected with a driving pump, the driving pump is connected with the hydraulic oil tank assembly 13, and the hydraulic oil tank assembly 13 provides hydraulic oil for the driving pump to drive the driving pump to rotate, so as to drive the wheel 81 to rotate.

Further, the camera is arranged on two sides of the frame 3, and the camera is electrically connected with a display screen arranged in the cab and used for shooting road conditions and sending the road conditions to the display screen, so that a driver can know the road conditions conveniently.

When the folding platform works, the platform driving device 71 is operated, so that the extending end of the platform driving device 71 extends out, and the platform driving device 71 drives the platform bottom plate 72 to rotate upwards, so that the folding platform 7 is folded and folded; slowly driving the straddle carrier to travel to a specified hoisting area, adjusting the central position of the straddle carrier, enabling a hoisted object (a cart travelling mechanism) to be positioned in a rack 3 of the straddle carrier, and ensuring that a hanging beam 5 is positioned right above the hoisted object; the platform driving device 71 is operated to enable the extending end of the platform driving device 71 to retract, the platform driving device 71 drives the platform bottom plate 72 to rotate downwards, the folding platform 7 is unfolded and laid flat, and an operator can climb the folding platform 7 to wait for hanging a hanging object; controlling the hoisting driving device 1 to enable the hoisting driving device 1 to drive the hoisting beam 5 to descend, and using a hoisting rigging to hang a hoisting object on the hoisting beam 5 after an operator adjusts the position of the hoisting rigging on the hoisting beam 5 according to the hoisting point distance; the hoisting driving device 1 is controlled to enable the hoisting driving device 1 to drive the hoisting beam 5 to ascend to the transportation height; operating each supporting arm driving device 61 to enable the extending end of each supporting arm driving device 61 to extend out, driving the supporting arm 62 to rotate towards the direction close to the hoisted object by the supporting arm driving devices 61 until the end part of each supporting arm 62 is contacted with the hoisted object, so that each anti-swing device 6 is used for jacking and fixing the top and the side of the hoisted object, the hoisted object is ensured to be balanced and not swing, and the first-path anti-swing fastening of the hoisted object is completed; an operator fastens one end of the binding tool on the hoisted object, and fastens the other end of the binding tool on the binding column 10 or the fixing hook lug 11, so that the hoisted object is prevented from shaking in the transportation process, and secondary anti-shaking fastening of the hoisted object is completed; driving a straddle carrier to carry out transfer transportation of the hoisted objects, and transporting the hoisted objects to a specified storage area for unloading; the steps of releasing the binding tool, releasing the anti-shaking device 6 and the hanging beam 5 to fall (enabling the hoisted objects to fall to the ground stably), releasing the fixing sling, lifting the hanging beam 5, retracting the folding platform 7 and finally driving the straddle carrier to slowly drive away are sequentially completed.

While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a more detailed description of the invention, and the specific embodiments thereof are not to be considered as limiting. Various changes in form and detail, including simple deductions or substitutions, may be made by those skilled in the art without departing from the spirit and scope of the invention.

Claims (24)

1. The straddle carrier comprises a rack, a hoisting device arranged on the rack and an anti-swing device, wherein the anti-swing device comprises at least two supporting arms with one ends hinged to the rack and a supporting arm driving device used for driving the supporting arms to rotate around hinged points.

2. The straddle carrier of claim 1, wherein the cantilevered end of the support arm is provided with a pulley.

3. The straddle carrier according to claim 1 or 2, wherein the anti-roll device comprises six support arms and support arm drive means, two of the support arms and the support arm drive means being disposed below the top of the frame, and the remaining four support arms and the support arm drive means being disposed on opposite sides of the frame.

4. The straddle carrier according to claim 1, wherein the lifting device comprises:

the hoisting driving device is arranged above the rack;

one end of the steel wire rope is connected with the output end of the hoisting driving device;

and the hanging beam is connected with the other end of the steel wire rope.

5. The straddle carrier according to claim 4, wherein the number of the wire ropes is 4, the wire ropes are respectively arranged at four corners of the suspension beam, wherein two of the wire ropes positioned at the same side are directly connected to the suspension beam, and a lifting balance adjusting device is arranged between two of the wire ropes positioned at the other side and the suspension beam.

6. The straddle carrier according to claim 5, wherein the lifting balance adjustment device has a V-shape, the bottom middle point of the V-shape is hinged with the side middle point of the hanging beam, and the end points of the top two ends of the lifting balance adjustment device are respectively connected with the steel wire ropes corresponding to the positions of the end points.

7. The straddle carrier according to any one of claims 4 to 6, wherein the suspension beam is provided with a plurality of lifting lugs, each of the lifting lugs being disposed in a longitudinal direction of the suspension beam, and the lifting lugs are provided with a plurality of lifting holes, each of the lifting holes being disposed in a lateral direction of the suspension beam.

8. The straddle carrier according to any one of claims 4 to 6, wherein the lifting drive is a hydraulic cylinder.

9. The straddle carrier of claim 1, wherein said frame comprises: the upper frame and the lower frame are detachably connected.

10. The straddle carrier according to claim 9, wherein the upper frame comprises an upper support column having a flange a thereunder, and the lower frame comprises a lower support column having a flange B thereunder, the flange a being bolted to the flange B.

11. The straddle carrier according to claim 1, wherein the frame is further provided with folding platforms on the inner sides of the side walls, and the folding platforms can be folded and unfolded.

12. The straddle carrier of claim 11, wherein said plurality of folding platforms are disposed at longitudinal ends of said side walls of said frame.

13. The straddle carrier of claim 11, wherein said folding platform comprises a platform floor hinged at one side edge to said frame and a platform drive means for driving said platform floor to pivot about said hinge point.

14. The straddle carrier of claim 13, wherein said folding platform further comprises:

the bottom of the platform side wall is hinged with one side, far away from the rack, of the platform bottom plate;

the platform railing is arranged between the platform side wall and the rack, the platform railing is parallel to the platform bottom plate, and two ends of the platform railing are hinged to the platform side wall and the rack respectively.

15. The straddle carrier according to claim 1, wherein four wheel assemblies are provided below said frame, said wheel assemblies being disposed at four corners of said frame, wherein two of said wheel assemblies on the same longitudinal side are directly connected to said frame, and wherein a running balance adjusting means is provided between two of said wheel assemblies on the other longitudinal side and said frame.

16. The straddle carrier according to claim 15, wherein a midpoint of the walking balance adjustment means is hinged to a midpoint of a side surface of the frame, and both ends of the walking balance adjustment means are connected to the wheel assemblies, respectively.

17. The straddle carrier of claim 15, wherein said wheel assembly comprises a plurality of wheels, each of said wheels being coaxially connected, said wheels being filled with a solid tire of polyurethane.

18. The straddle carrier according to claim 1, wherein a plurality of lashing posts are provided below the frame, the lashing posts being disposed in a longitudinal direction of the frame.

19. The straddle carrier according to claim 1, wherein a plurality of fixing hook lugs are arranged below the frame, the fixing hook lugs are arranged along the longitudinal direction of the frame, and holes are formed in the fixing hook lugs.

20. The straddle carrier according to any one of claims 15 to 17, wherein a steering mechanism is connected to the wheel assembly for driving the wheel assembly to steer.

21. The straddle carrier according to claim 20, wherein the wheel assembly comprises a wheel mounting bracket, the wheel mounting bracket is rotatably connected to the frame or the walking balance adjustment device, the steering mechanism comprises a steering cylinder, a cylinder barrel of the steering cylinder is hinged to the frame or the walking balance adjustment device, an extending end of the steering cylinder is hinged to a connecting rod, and the other end of the connecting rod is hinged to the wheel mounting bracket.

22. The straddle carrier of claim 17, further comprising a powertrain including a diesel internal combustion engine coupled to a hydraulic pump, the hydraulic pump being coupled to a hydraulic tank assembly, the diesel internal combustion engine operating the hydraulic pump, the hydraulic pump providing hydraulic oil to the straddle carrier through the hydraulic tank assembly.

23. The straddle carrier of claim 22, wherein said wheels have drive pumps attached thereto, said drive pumps being connected to said hydraulic tank assembly, said hydraulic tank assembly operating said drive pumps to rotate said wheels.

24. The straddle carrier according to claim 1, wherein the frame is provided with cameras on both sides for photographing road surface conditions.

Images