CN211619799U - Novel gantry crane - Google Patents

Abstract

The utility model discloses a novel gantry crane, including girder, two left legs, two right legs, left cart, right cart, operation dolly and hoist, left cart and right cart all are provided with anchoring device and deviation correcting device, anchoring device include anchoring connecting portion, supporting part and anchoring portion, anchoring connecting portion include left connecting plate and right connecting plate, left connecting plate and right connecting plate can be dismantled with the left surface and the right side of left cart and right cart respectively and be connected, anchoring portion be used for with the anchoring hole cooperation on ground, anchoring hole bottom surface is provided with supplementary anchoring device, supplementary anchoring device be used for further supplementary anchoring portion anchor to anchor, left cart and right cart all are connected with deviation correcting mechanism for prevent the utility model discloses the off tracking. Utility model can prevent gantry crane the orbit or gnaw the rail phenomenon appear when the operation, has simple structure convenient operation's prevent wind anchoring device simultaneously.

Description

Novel gantry crane

Technical Field

The utility model relates to a gantry crane especially relates to a novel gantry crane.

Background

Currently, gantry cranes are mainly used for outdoor loading and unloading operations. The metal structure of the device is like a portal frame, the supporting legs are arranged below the girder, the cart is arranged below the supporting legs and can directly walk on the track on the ground, the girder is provided with the running trolley which can directly walk on the girder, the running trolley is also provided with a cargo lifting mechanism, and the two ends of the girder can be provided with the overhanging cantilever beams. However, the wind-proof anchoring device used by the currently used gantry crane is complex in structure and large in installation workload during use, and the phenomenon of rail deviation or rail gnawing often occurs in the traveling process of a cart of the gantry crane.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel gantry crane can prevent that gantry crane from appearing the partial orbit or gnawing the rail phenomenon when the operation, has simple structure convenient operation's prevent wind anchoring device simultaneously.

The utility model adopts the following technical proposal:

a novel portal crane comprises a main beam, two left support legs, two right support legs, a left cart, a right cart, a running trolley and a lifting appliance, wherein the main beam comprises a front main beam and a rear main beam, end beams are arranged at the left and right ends of the front main beam and the rear main beam and are used for connecting the front main beam and the rear main beam, and walking tracks are arranged on the upper surfaces of the front main beam and the rear main beam along the left and right directions; the running trolley comprises a frame, a running mechanism and a hoisting mechanism, the lower end of the running mechanism is matched with the running track to realize that the running trolley moves left and right on the upper end of the main beam, and the lower end of the hoisting mechanism is connected with a lifting appliance; the upper ends of the two left support legs are respectively arranged on the lower surfaces of the left parts of the front main beam and the rear main beam, and the upper ends of the two right support legs are respectively arranged on the lower surfaces of the right parts of the front main beam and the rear main beam; the lower ends of the left supporting leg and the right supporting leg are respectively connected with the upper surfaces of a left cart and a right cart, the lower parts of the left cart and the right cart are uniformly matched with a ground rail arranged on the ground, the left cart and the right cart synchronously move back and forth on the ground rail, the left cart and the right cart are both provided with an anchoring device and a deviation correcting device, the anchoring device comprises an anchoring connecting part, a supporting part and an anchoring part, the anchoring connecting part comprises a left connecting plate and a right connecting plate, the left connecting plate and the right connecting plate are respectively detachably connected with the left side surface and the right side surface of the left cart and the right cart, the upper part of the left side surface of the left connecting plate is provided with a connecting through groove, and the upper part of the right connecting; the supporting part comprises a supporting rod and a hydraulic driving part, the hydraulic driving part is arranged above the left cart and the right cart, and the hydraulic driving part is used for driving the supporting rod to move; the support rod comprises a first support rod and a second support rod, the first support rod is hinged with the second support rod, a rotary connecting block is arranged on the upper surface of the first support rod, and the upper end of the rotary connecting block is hinged with the hydraulic driving part; the middle parts of the first supporting rod and the second supporting rod are connected with a limiting mechanism, and the limiting mechanism is used for limiting the angle which can be formed between the first supporting rod and the second supporting rod; the left side surface of the left connecting plate and the right side surface of the right connecting plate are both provided with first supporting rods, the left side surface of the left connecting plate is connected with the right end of the first supporting rod on the left side, the left end of the first supporting rod on the left side is hinged with the upper end of the second supporting rod on the left side, the left side surface of the right connecting plate is connected with the left end of the first supporting rod on the right side, and the right end of the first supporting rod on the right side is hinged with; the lower ends of the second connecting rods on the left side and the right side are connected with anchoring parts, the anchoring parts are used for being matched with anchoring holes in the ground, auxiliary anchoring devices are arranged on the bottom surfaces of the anchoring holes, and the auxiliary anchoring devices are used for further assisting the anchoring parts in anchoring; the deviation rectifying device is used for preventing the left cart and the right cart from deviating when walking on the ground track.

Anchoring portion be lower extreme open-ended tubular structure, the lower part in anchoring portion forms first cavity from bottom to top, the lateral wall of anchoring portion lower part is provided with a plurality of kicking blocks and leads to the groove, passes the kicking block and leads to the groove and be provided with anchoring kicking block, both ends all are provided with limit baffle about the anchoring kicking block, limit baffle be used for preventing that anchoring kicking block from leading to the inslot and drop from the kicking block, one side that limit baffle that anchoring kicking block set up the one end in first cavity is close to first cavity lateral wall is provided with supporting spring, supporting spring's initial state is natural state, anchoring kicking block is in first cavity this moment, supporting spring one end is connected with one side that limit baffle is close to first cavity lateral wall, the supporting spring other end.

The correction device comprises a connecting seat, a correction driving device, correction wheels, a cart correction controller and a strain gauge, wherein the connecting seat is used for being connected with a left cart and a right cart; the upper surface of the deviation-rectifying driving device is connected with a cart deviation-rectifying controller, and the cart deviation-rectifying controller is used for sending a signal to enable the deviation-rectifying driving device to act; the wheel rims of the left cart and the right cart are evenly provided with strain gauges along the circumferential direction of the wheel rims at one side close to the ground track, and the strain gauges are used for sending pressure signals between the wheel rims of the left cart and the right cart and the ground track to the cart deviation correction controller.

The lower surface of the left end of the running trolley is provided with a cab.

The cab is connected with the running trolley through a cab damping device, the cab damping device comprises a damping shell, a damping rod, a first damping spring, a second damping spring, a cab connecting plate and an auxiliary travelling mechanism, the damping shell is of a cylindrical structure with an opening at the upper end, and a damping rod movable cavity is formed in the middle of the damping shell; the damping rod comprises a damping main rod and a plurality of damping support rods, the damping support rods are uniformly arranged on the side surface of the damping main rod, the upper end of the damping main rod is fixedly connected with the running trolley, the lower end of the damping main rod is connected with the upper end of a first damping spring, the lower end of the first damping spring is fixedly connected with the lower surface of a damping rod movable cavity, a second damping spring is sleeved outside the damping support rods, one end of a second damping spring is connected with the outside of the damping main rod, and the other end of the second damping spring is connected with the side wall of; the left side surface of the damping shell is fixedly connected with the right side surface of a cab connecting plate, and the lower surface of the cab connecting plate is connected with the right end of the upper surface of a cab; the auxiliary traveling mechanism is characterized in that the lower surface of the auxiliary traveling mechanism is fixedly connected with the upper surface of the cab, movable connecting pieces are arranged on the front side and the rear side of the auxiliary traveling mechanism, the movable connecting pieces on the front side are connected with the rear surface of the front side main beam, the movable connecting pieces on the rear side are connected with the front side surface of the rear side main beam, and the auxiliary traveling mechanism is used for assisting the cab to move along with the running trolley and enhancing the stability of the cab in high-altitude connection.

The lifting appliance comprises a lifting mechanism, a buffer mechanism and a rope swing limiting device, wherein the lifting mechanism comprises a balance connecting plate and a weight connecting part, first pulleys are arranged at the left end and the right end of the upper side of the balance connecting plate, the upper end of the balance connecting plate is connected with a lifting mechanism of a running trolley by a vertical rope bypassing the first pulleys, the buffer mechanisms are arranged at the left side and the right side of the lower surface of the balance connecting plate, the weight connecting part is connected to the lower side of each buffer mechanism, and each buffer mechanism is used for resisting the self inertia force of the lifting mechanism when the lifting mechanism; the upper end of the rope swing limiting device is connected with the left side and the right side of the lower surface of a frame of the running trolley, the lower end of the rope swing limiting device is connected with the left side and the right side of the upper surface of the balance connecting plate, the rope swing limiting device comprises two rope winding mechanisms, rope limiting mechanisms and elastic ropes, the two rope winding mechanisms are arranged on the left side and the right side of the lower surface of the frame respectively, the two rope winding mechanisms are arranged on the left side or the right side of the two rope winding mechanisms respectively, the front side and the rear side of the lower surface of the frame are fixedly arranged on the left side or the right side of the rope winding mechanisms respectively, one end of each elastic rope is wound outside the rope winding mechanisms, the other end of each elastic rope penetrates through the rope limiting mechanisms and is fixedly connected with the upper surface of the balance.

The upper surface of the frame of the running trolley is provided with a short-distance moving platform, and the front side and the rear side of the upper surface of the frame are provided with first travelling wheel grooves in parallel along the horizontal direction; the short-distance moving platform is arranged in a manner of being matched with the first travelling wheel groove on the upper surface of the frame, and the short-distance moving platform horizontally moves in the first travelling wheel groove; the short-distance moving platform comprises a horizontal moving platform, a front-back moving platform, a horizontal driving mechanism and a front-back driving mechanism, wherein the horizontal moving platform and the front-back moving platform are both of a plate-shaped structure with a through hole in the middle, first traveling wheels are arranged on the front side and the back side of the lower surface of the horizontal moving platform, the first traveling wheels are matched with first traveling wheel grooves of a frame, the left side surface of the horizontal moving platform is connected with the horizontal driving mechanism, the lower surface of the horizontal driving mechanism is fixedly connected with the upper surface of the frame, the horizontal driving mechanism is used for driving the horizontal moving platform to move along the horizontal direction, second traveling wheel grooves are arranged on the left side and the right side of the upper surface of the horizontal moving platform in parallel along the front-back direction, second traveling wheels are arranged on the left side and the right side of the front, the lower surface of the front and rear driving mechanism is connected with the upper surface of the horizontal moving platform, the front and rear driving mechanism drives the front and rear moving platform to move back and forth along the second walking wheel groove, the upper surface of the front and rear moving platform is fixedly connected with the lower surface of the lifting mechanism, and a rope of the lifting mechanism penetrates through the horizontal moving platform and the through groove in the middle of the front and rear moving platform to be connected with the lifting appliance.

The horizontal driving mechanism and the front and back driving mechanisms are hydraulic driving mechanisms.

The running trolley is provided with a protective device, and guardrails are arranged on the front side of the upper surface of the front main beam and the rear side of the upper surface of the rear main beam.

And a ladder is arranged on the outer side of the left leg on the front side.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an increase deviation correcting device in cart department, effectively prevent the cart to appear the partial orbit or gnaw the rail phenomenon when the operation, cart arresting gear department is connected with simple structure's anchoring device simultaneously, prevents that gantry crane from being blown by the wind, increases the utility model discloses a stability, the utility model discloses a hoist increases prevents swaing the device, effectively increases the utility model discloses stability when lifting by crane the heavy object.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view of an anchoring device;

FIG. 3 is a schematic view at A;

FIG. 4 is a schematic diagram of a deviation rectification apparatus;

FIG. 5 is a schematic view of the running cart;

FIG. 6 is a schematic view at B;

FIG. 7 is a top view of the short range motion platform;

fig. 8 is a schematic view of a cab shock absorbing device.

Detailed Description

The invention is described in detail below with reference to the following figures and examples:

as shown in fig. 1 to 8, the novel portal crane of the present invention comprises a main beam 1, two left legs 2, two right legs 3, a left cart 4, a right cart 5, a running trolley 6 and a hanger 7, wherein the main beam 1 comprises a front main beam and a rear main beam, end beams are respectively arranged at the left and right ends of the front main beam and the rear main beam, the end beams are used for connecting the front main beam and the rear main beam, and walking tracks are respectively arranged on the upper surfaces of the front main beam and the rear main beam along the left and right directions; the running trolley 6 comprises a frame 6-1, a running mechanism 6-2 and a hoisting mechanism 6-3, the lower end of the running mechanism 6-2 is matched with a running track to realize that the running trolley 6 moves left and right on the upper end of the main beam 1, and the lower end of the hoisting mechanism 6-3 is connected with a lifting appliance 7; the upper ends of the two left supporting legs 2 are respectively arranged on the lower surfaces of the left parts of the front main beam and the rear main beam; the upper ends of the two right supporting legs 3 are respectively arranged on the lower surfaces of the right parts of the front main beam and the rear main beam; the lower ends of the left support leg 2 and the right support leg 3 are respectively connected with the upper surfaces of a left cart 4 and a right cart 5, the lower parts of the left cart 4 and the right cart 5 are uniformly matched and connected with a ground track arranged on the ground, the left cart 4 and the right cart 5 synchronously move front and back on the ground track, and the left cart 4 and the right cart 5 are both provided with an anchoring device 8 and a deviation correcting device 9; the anchoring device 8 comprises an anchoring connection part 8-1, a support part 8-2 and an anchoring part 8-3, the anchoring connection part 8-1 comprises a left connection plate 8-11 and a right connection plate 8-12, and the left connection plate 8-11 and the right connection plate 8-12 are detachably connected with the left side surface and the right side surface of the left cart 4 and the right cart 5 respectively, so that the anchoring device 8 can be conveniently detached and connected; the supporting part 8-2 comprises a supporting rod 8-21 and a hydraulic driving part 8-22, the hydraulic driving part 8-22 is arranged on the upper side of the anchoring connecting part 8-1, the hydraulic driving part 8-22 comprises a hydraulic station and a hydraulic telescopic rod, one end of the hydraulic telescopic rod is hinged with the hydraulic station, the other end of the hydraulic telescopic rod is hinged with the supporting rod 8-21, and the hydraulic driving part 8-22 is used for driving the supporting rod 8-21 to move upwards or downwards; the supporting rods 8-21 comprise first supporting rods and second supporting rods, the left side surface 8-11 of the left connecting plate and the right side surface 8-12 of the right connecting plate are hinged with first supporting rods, the left side surface 8-11 of the left connecting plate is hinged with the right end of the first supporting rod on the left side, the left end of the first supporting rod on the left side is hinged with the upper end of the second supporting rod on the left side, the right side surface 8-12 of the right connecting plate is hinged with the left end of the first supporting rod on the right side, the right end of the first supporting rod on the right side is hinged with the upper end of the second supporting rod on the right side, the lower ends of the second connecting rods on the left side and the right side are connected with anchoring parts 8-3, the anchoring parts 8-3 are used for being matched; the middle parts of the first and second support rods are connected with a limiting mechanism, and the limiting mechanism is used for limiting the rotation angle of the second connecting rod; deviation correcting device 9 is used for preventing that left cart 4 and right cart 5 from walking when walking on the track of ground, prevents that left cart 4 or right cart 5 from gnawing the rail, increases the utility model discloses a practicality. The utility model can limit the walking of the left cart 4 and the right cart 5 through the deviation rectifying device 9 when in use, prevent the utility model from gnawing the rail when in operation, and damage the ground rail to make the cart, thereby enhancing the practicability of the utility model; simultaneously the utility model discloses when meeting the high wind, can carry out the anchoring through anchoring device 8, prevent the utility model discloses be moved by the wind-force, lead to the incident to take place.

In the embodiment, the anchoring part 8-3 is a cylindrical structure with an opening at the lower end, a first cavity 8-31 is formed at the lower part of the anchoring part 8-3 from bottom to top, a plurality of top block through grooves are arranged on the outer side wall of the lower part of the anchoring part 8-3, anchoring top blocks 8-32 are arranged through the top block through grooves, limiting baffles 8-33 are arranged at the left and right ends of the anchoring top blocks 8-32, the limiting baffles 8-33 are used for preventing the anchoring top blocks 8-32 from falling off from the top block through grooves, supporting springs 8-34 are arranged at one sides, close to the side walls of the first cavity 8-31, of the limiting baffles 8-33 at one end of the anchoring top blocks 8-32 arranged in the first cavity 8-31, the initial states of the supporting springs 8-34 are natural states, at the moment, the anchoring top blocks 8-32 are positioned, one end of a supporting spring 8-34 is connected with one side of the limiting baffle 8-33 close to the side wall of the first cavity 8-31, and the other end of the supporting spring 8-34 is connected with the side wall of the first cavity 8-31; when anchoring is carried out, the anchoring top blocks 8-32 are ejected out through the auxiliary anchoring devices, so that the anchoring top blocks 8-32 are in contact with the side walls of the anchoring holes, and the anchoring effect is improved.

The deviation correcting device 9 comprises a connecting seat 9-1, a deviation correcting driving device 9-2, deviation correcting wheels 9-3, a cart deviation correcting controller 9-4 and a strain gauge 9-5, wherein the connecting seat 9-1 is used for being connected with the left cart 4 and the right cart 5, the front side surface of the connecting seat 9-1 is connected with the deviation correcting driving device 9-2, the left end and the right end of the deviation correcting driving device 9-2 are both connected with the deviation correcting wheels 9-3, the deviation correcting driving device 9-2 is used for driving the deviation correcting wheels 9-3 at the left end and the right end to horizontally and synchronously move in the opposite direction or in the opposite direction, a rotation shaft of the deviation correcting wheels is vertically arranged, and the two deviation correcting wheels 9-3 are respectively arranged at two sides of the ground track; the upper surface of the deviation-rectifying driving device 9-2 is connected with a cart deviation-rectifying controller 9-4, and the cart deviation-rectifying controller 9-4 is used for sending a signal to enable the deviation-rectifying driving device 9-2 to act; the strain gauges 9-5 are uniformly arranged on one sides, close to the ground track, of the wheel rims of the left cart 4 and the right cart 5 along the circumferential direction of the wheel rims, and the strain gauges 9-5 are used for sending pressure signals between the wheel rims of the left cart 4 and the right cart 5 and the ground track to the cart deviation correction controller 9-4. The pressure signal between the rim of the wheel of deviation correcting device 9 through foil gage 9-5 transmission cart and the track gives cart deviation correcting controller 9-4, and cart deviation correcting controller 9-4 sends the action signal and makes deviation correcting drive arrangement 9-2 move, and deviation correcting drive arrangement 9-2 drives and rectifies wheel 9-3 and press from both sides tight track, guide left cart 4 and the normal walking of right cart 5, prevent that the wheel of left cart 4 or right cart 5 from gnawing the rail, prevent simultaneously that deviation correcting device 9 itself is right the utility model discloses the operation produces the influence.

In order to further enhance the practicability of the utility model, the lower surface of the left end of the running trolley 6 is provided with a cab 10, so that workers can observe the lifting condition in real time, the cab 10 is connected with the running trolley 6 through a cab damping device 11, the cab damping device 11 comprises a damping shell 11-1, a damping rod 11-2, a first damping spring 11-3, a second damping spring 11-4, a cab connecting plate 11-5 and an auxiliary travelling mechanism 11-66-2, the damping shell 11-1 is a cylindrical structure with an open upper end, and a damping rod movable cavity 11-7 is formed in the middle of the damping shell 11-1; the damping rod 11-2 comprises a damping main rod and a plurality of damping support rods, the damping support rods are uniformly arranged on the side surface of the damping main rod, the upper end of the damping main rod is fixedly connected with the running trolley 6, the lower end of the damping main rod is connected with the upper end of a first damping spring 11-3, the lower end of the first damping spring 11-3 is fixedly connected with the lower surface of a damping rod movable cavity 11-7, a second damping spring 11-4 is sleeved on the outer side of the damping support rod, one end of the second damping spring 11-4 is connected with the outer side of the damping main rod, the other end of the second damping spring 11-4 is connected with the side wall of the damping rod movable cavity 11-7, and the initial states of the first damping spring 11-; the left side surface of the shock absorption shell 11-1 is fixedly connected with the right side surface of a cab connecting plate 11-5, and the lower surface of the cab connecting plate 11-5 is connected with the right end of the upper surface of a cab 10; the lower surface of the auxiliary travelling mechanism 11-66-2 is fixedly connected with the upper surface of the cab 10, the front side and the rear side of the auxiliary travelling mechanism 11-66-2 are respectively provided with a movable connecting piece, the movable connecting piece at the front side is connected with the rear surface of the front side main beam 1, the movable connecting piece at the rear side is connected with the front side surface of the rear side main beam 1, and the auxiliary travelling mechanism 11-66-2 is used for assisting the cab 10 to move along with the running trolley 6 and enhancing the stability of the cab 10 in high altitude connection. The cab damping device 11 moves in a damping rod movable cavity 11-7 through a damping rod 11-2, and the elasticity of a first damping spring 11-3 at the lower end of the damping main rod and a second damping spring 11-4 sleeved outside the damping supporting rod is utilized to consume the force transmitted in each direction when the running trolley 6 shakes, so that the sense of vibration of the cab 10 is reduced; the stability of the cab 10 connected at high altitude is increased by the auxiliary running gear 11-66-2.

The lifting appliance 7 comprises a lifting mechanism 7-1, a buffer mechanism 7-2 and a rope swing limiting device 7-3, the lifting mechanism 7-1 comprises a balance connecting plate and a weight connecting part, the left end and the right end of the upper side of the balance connecting plate are respectively provided with a first pulley, the upper end of the balance connecting plate is connected with the lifting mechanism 6-3 of the running trolley 6 by a vertical rope bypassing the first pulleys, the left side and the right side of the lower surface of the balance connecting plate are respectively provided with the buffer mechanism 7-2, the lower side of the buffer mechanism 7-2 is respectively connected with the weight connecting part, and the buffer mechanism 7-2 is used for; the upper end of a rope swing limiting device 7-3 is connected with the left side and the right side of the lower surface of a frame 6-1 of a running trolley 6, the lower end of the rope swing limiting device 7-3 is connected with the left side and the right side of the upper surface of a balance connecting plate, the rope swing limiting device 7-3 comprises two rope winding mechanisms 7-31, rope limiting mechanisms 7-32 and elastic ropes 7-33, the two rope winding mechanisms 7-31 are respectively arranged on the left side and the right side of the lower surface of the frame 6-1, the left side or the right side of the two rope winding mechanisms 7-31 are respectively provided with the two rope limiting mechanisms 7-32, the upper surfaces of the two rope limiting mechanisms 7-32 arranged on one side of the rope winding mechanisms 7-31 are respectively and fixedly arranged on the front side and the rear side of the lower surface of the frame 6-1, one end of the elastic, the other end of the elastic rope 7-33 passes through a rope limiting mechanism 7-32 to be fixedly connected with the upper surface of the connecting balance plate, and the rope limiting mechanism 7-32 is used for resisting the swinging force of the elastic rope 7-33 so as to limit the swinging of the elastic rope 7-33; hoist 7 effectively prevents because of through buffer gear 7-2 the utility model discloses the swing that self inertia leads to is simultaneously through the balanced connecting plate swing of rope swing limiting device 7-3 restriction to prevent that hoist 7 from swinging when using and increasing the potential safety hazard, increase the utility model discloses a security.

The upper surface of a frame 6-1 of the running trolley 6 is provided with a short-distance moving platform 6-4, and the front side and the rear side of the upper surface of the frame 6-1 are provided with first travelling wheel grooves in parallel along the horizontal direction; the short-distance moving platform 6-4 is arranged in a way of being matched with the first travelling wheel groove on the upper surface of the frame 6-1, and the short-distance moving platform 6-4 horizontally moves in the first travelling wheel groove; the short-distance moving platform 6-4 comprises a horizontal moving platform 6-41, a front-back moving platform 6-42, a horizontal driving mechanism 6-43 and a front-back driving mechanism 6-44, wherein the horizontal moving platform 6-41 and the front-back moving platform 6-42 are both of a plate type structure with a through hole in the middle, the front side and the back side of the lower surface of the horizontal moving platform 6-41 are respectively provided with a first travelling wheel, the first travelling wheels are matched with the first travelling wheel grooves of the frame 6-1, the left side surface of the horizontal moving platform 6-41 is connected with the horizontal driving mechanism 6-43, the lower surface of the horizontal driving mechanism 6-43 is fixedly connected with the upper surface of the frame 6-1, the horizontal driving mechanism 6-43 is used for driving the horizontal moving platform 6-41 to move along the horizontal direction, the left side and the right side of the upper surface of the horizontal moving platform 6-41 are provided with, the left side and the right side of the front-back moving platform 6-42 are respectively provided with a second travelling wheel, the second travelling wheels are matched with second travelling wheel grooves, the front end of the front-back moving platform 6-42 is connected with a front-back driving mechanism 6-44, the lower surface of the front-back driving mechanism 6-44 is connected with the upper surface of the horizontal moving platform 6-41, the front-back driving mechanism 6-44 drives the front-back moving platform 6-42 to move back and forth along the second travelling wheel grooves, the upper surface of the front-back moving platform 6-42 is fixedly connected with the lower surface of a lifting mechanism 6-3, and a rope of the lifting mechanism 6-3 penetrates through the horizontal moving platform 6-41 and a through groove in the middle of the. The operation dolly 6 is through setting up short distance moving platform 6-4 for hoisting mechanism 6-3 can carry out short distance uniform velocity moving, reduces and frequently opens the energy loss who stops to cause because of the operation motor when needing short distance moving, increases simultaneously the utility model discloses the stability of operation.

For reinforcing the utility model discloses a practicality, horizontal drive mechanism 6-43 and front and back actuating mechanism 6-44 are hydraulic drive mechanism, hydraulic drive mechanism has that drive speed is stable, light in weight, small, motion inertia is little, reaction rate is fast and the convenient advantage of control, when driving horizontal migration platform 6-41 and back-and-forth movement platform 6-42 through hydraulic drive mechanism, can make horizontal migration platform 6-41 and back-and-forth movement platform 6-42 carry out the short distance removal effectively, thereby reduce the energy consumption, and can furthest realize stepless speed governing through hydraulic drive mechanism, be convenient for adjust the removal speed of horizontal migration platform 6-41 and back-and-forth movement platform 6-42.

In order to further enhance the practicability of the utility model, the running trolley 6 is provided with a protective device 12, which increases the protective performance of the running trolley 6 and prolongs the service life of the utility model; the front side of the upper surface of the front main beam and the rear side of the upper surface of the rear main beam are both provided with guardrails 13 so as to increase the safety of workers in the maintenance of the running trolley 6; a ladder 14 is arranged outside the front left leg 2 to facilitate the entry of the operator into the cab 10.

When the utility model is used, the left cart 4 and the right cart 5 are matched with the ground track to realize that the utility model drives the heavy object to move back and forth, and the deviation rectifying device 9 connected with the left cart 4 and the right cart 5 can effectively prevent the utility model from deviating and gnawing the track in the walking process; the utility model discloses a moving trolley 6 can move about on girder 1 upper end, and moving trolley 6 realizes reducing the hoist 7 swing that running trolley 6's running gear 6-2 frequently opens and stops and lead to when needing to carry out short distance removal heavy object through setting up short distance moving platform 6-4 simultaneously, increases the security of the utility model; meanwhile, a lifting appliance 7 connected with a lifting mechanism 6-3 of the running trolley 6 is further prevented from swinging a heavy object in the process of moving the heavy object by arranging a buffer mechanism 7-2 and a rope swinging limiting device 7-3, so that potential safety hazards are reduced; the operation trolley 6 is connected with the cab 10 through the cab damping device 11, so that a stable working environment is provided for workers, the working intensity of the workers is reduced, the working efficiency of the workers is improved, and meanwhile, the practicability of the utility model is improved; the utility model discloses a set up anchoring device 8, increase and prevent wind the performance, it is right through anchoring device 8 the utility model discloses carry out anchoring, the effectual reduction improves simultaneously because of the incident that external environment factor leads to the utility model discloses a stability.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (10)

1. A novel gantry crane is characterized in that: the lifting device comprises a main beam, two left supporting legs, two right supporting legs, a left cart, a right cart, a running trolley and a lifting appliance, wherein the main beam comprises a front main beam and a rear main beam, the left and right ends of the front main beam and the rear main beam are respectively provided with an end beam, the end beams are used for connecting the front main beam and the rear main beam, and the upper surfaces of the front main beam and the rear main beam are respectively provided with a walking track along the left and right directions; the running trolley comprises a frame, a running mechanism and a hoisting mechanism, the lower end of the running mechanism is matched with the running track to realize that the running trolley moves left and right on the upper end of the main beam, and the lower end of the hoisting mechanism is connected with a lifting appliance; the upper ends of the two left support legs are respectively arranged on the lower surfaces of the left parts of the front main beam and the rear main beam, and the upper ends of the two right support legs are respectively arranged on the lower surfaces of the right parts of the front main beam and the rear main beam; the lower ends of the left supporting leg and the right supporting leg are respectively connected with the upper surfaces of a left cart and a right cart, the lower parts of the left cart and the right cart are uniformly matched and connected with a ground rail arranged on the ground, the left cart and the right cart synchronously move back and forth on the ground rail, the left cart and the right cart are both provided with an anchoring device and a deviation correcting device, the anchoring device comprises an anchoring connecting part, a supporting part and an anchoring part, the anchoring connecting part comprises a left connecting plate and a right connecting plate, and the left connecting plate and the right connecting plate are respectively detachably connected with the left side surface and the right side surface of the left cart and the right cart; the supporting part comprises a supporting rod and a hydraulic driving part, the hydraulic driving part is arranged on the upper side of the anchoring connecting part and comprises a hydraulic station and a hydraulic telescopic rod, one end of the hydraulic telescopic rod is hinged with the hydraulic station, the other end of the hydraulic telescopic rod is hinged with the supporting rod, and the hydraulic driving part is used for driving the supporting rod to move upwards or downwards; the supporting rods comprise a first supporting rod and a second supporting rod, the left side surface of the left connecting plate and the right side surface of the right connecting plate are both hinged with the first supporting rod, the left side surface of the left connecting plate is hinged with the right end of the first supporting rod on the left side, the left end of the first supporting rod on the left side is hinged with the upper end of the second supporting rod on the left side, the right side surface of the right connecting plate is hinged with the left end of the first supporting rod on the right side, the right end of the first supporting rod on the right side is hinged with the upper end of the second supporting rod on the right side, the lower ends of the second connecting rods on the left side and the right side are both connected with anchoring parts, the; the middle parts of the first and second support rods are connected with a limiting mechanism, and the limiting mechanism is used for limiting the rotation angle of the second connecting rod; the deviation rectifying device is used for preventing the left cart and the right cart from deviating when walking on the ground track.

2. The new gantry crane according to claim 1, characterized in that: anchoring portion be lower extreme open-ended tubular structure, the lower part in anchoring portion forms first cavity from bottom to top, the lateral wall of anchoring portion lower part is provided with a plurality of kicking blocks and leads to the groove, passes the kicking block and leads to the groove and be provided with anchoring kicking block, both ends all are provided with limit baffle about the anchoring kicking block, limit baffle be used for preventing that anchoring kicking block from leading to the inslot and drop from the kicking block, one side that limit baffle that anchoring kicking block set up the one end in first cavity is close to first cavity lateral wall is provided with supporting spring, supporting spring's initial state is natural state, anchoring kicking block is in first cavity this moment, supporting spring one end is connected with one side that limit baffle is close to first cavity lateral wall, the supporting spring other end.

3. The new gantry crane according to claim 1, characterized in that: the correction device comprises a connecting seat, a correction driving device, correction wheels, a cart correction controller and a strain gauge, wherein the connecting seat is used for being connected with a left cart and a right cart; the upper surface of the deviation-rectifying driving device is connected with a cart deviation-rectifying controller, and the cart deviation-rectifying controller is used for sending a signal to enable the deviation-rectifying driving device to act; the strain gauges are uniformly arranged on one sides, close to the ground track, of the wheel rims of the left cart and the right cart in the circumferential direction of the wheel rims, and the strain gauges are used for sending pressure signals between the wheel rims of the left cart and the right cart and the ground track to the cart deviation correction controller.

4. The new gantry crane according to claim 1, characterized in that: the lower surface of the left end of the running trolley is provided with a cab.

5. The novel gantry crane according to claim 4, wherein: the cab is connected with the running trolley through a cab damping device, the cab damping device comprises a damping shell, a damping rod, a first damping spring, a second damping spring, a cab connecting plate and an auxiliary travelling mechanism, the damping shell is of a cylindrical structure with an opening at the upper end, and a damping rod movable cavity is formed in the middle of the damping shell; the damping rod comprises a damping main rod and a plurality of damping support rods, the damping support rods are uniformly arranged on the side surface of the damping main rod, the upper end of the damping main rod is fixedly connected with the running trolley, the lower end of the damping main rod is connected with the upper end of a first damping spring, the lower end of the first damping spring is fixedly connected with the lower surface of a damping rod movable cavity, a second damping spring is sleeved outside the damping support rods, one end of a second damping spring is connected with the outside of the damping main rod, and the other end of the second damping spring is connected with the side wall of; the left side surface of the damping shell is fixedly connected with the right side surface of a cab connecting plate, and the lower surface of the cab connecting plate is connected with the right end of the upper surface of a cab; the auxiliary traveling mechanism is characterized in that the lower surface of the auxiliary traveling mechanism is fixedly connected with the upper surface of the cab, movable connecting pieces are arranged on the front side and the rear side of the auxiliary traveling mechanism, the movable connecting pieces on the front side are connected with the rear surface of the front side main beam, the movable connecting pieces on the rear side are connected with the front side surface of the rear side main beam, and the auxiliary traveling mechanism is used for assisting the cab to move along with the running trolley and enhancing the stability of the cab in high-altitude connection.

6. The new gantry crane according to claim 1, characterized in that: the lifting appliance comprises a lifting mechanism, a buffer mechanism and a rope swing limiting device, wherein the lifting mechanism comprises a balance connecting plate and a weight connecting part, first pulleys are arranged at the left end and the right end of the upper side of the balance connecting plate, the upper end of the balance connecting plate is connected with a lifting mechanism of the running trolley by a vertical rope bypassing the first pulleys, the buffer mechanisms are arranged at the left side and the right side of the lower surface of the balance connecting plate, the weight connecting part is connected to the lower side of each buffer mechanism, and the buffer mechanisms are used for reducing vibration; the upper end of the rope swing limiting device is connected with the left side and the right side of the lower surface of a frame of the running trolley, the lower end of the rope swing limiting device is connected with the left side and the right side of the upper surface of the balance connecting plate, the rope swing limiting device comprises two rope winding mechanisms, rope limiting mechanisms and elastic ropes, the two rope winding mechanisms are arranged on the left side and the right side of the lower surface of the frame respectively, one side of each rope winding mechanism is provided with the two rope limiting mechanisms, the upper surfaces of the two rope limiting mechanisms arranged on one side of each rope winding mechanism are fixedly arranged on the front side and the rear side of the lower surface of the frame respectively, one end of each elastic rope is wound outside the rope winding mechanisms, the other end of each elastic rope penetrates through the rope limiting mechanisms and is fixedly connected with the upper.

7. The new gantry crane according to claim 1, characterized in that: the upper surface of the frame of the running trolley is provided with a short-distance moving platform, and the front side and the rear side of the upper surface of the frame are provided with first travelling wheel grooves in parallel along the horizontal direction; the short-distance moving platform is arranged in a manner of being matched with the first travelling wheel groove on the upper surface of the frame, and the short-distance moving platform horizontally moves in the first travelling wheel groove; the short-distance moving platform comprises a horizontal moving platform, a front-back moving platform, a horizontal driving mechanism and a front-back driving mechanism, wherein the horizontal moving platform and the front-back moving platform are both of a plate-shaped structure with a through hole in the middle, first traveling wheels are arranged on the front side and the back side of the lower surface of the horizontal moving platform, the first traveling wheels are matched with first traveling wheel grooves of a frame, the left side surface of the horizontal moving platform is connected with the horizontal driving mechanism, the lower surface of the horizontal driving mechanism is fixedly connected with the upper surface of the frame, the horizontal driving mechanism is used for driving the horizontal moving platform to move along the horizontal direction, second traveling wheel grooves are arranged on the left side and the right side of the upper surface of the horizontal moving platform in parallel along the front-back direction, second traveling wheels are arranged on the left side and the right side of the front, the lower surface of the front and rear driving mechanism is connected with the upper surface of the horizontal moving platform, the front and rear driving mechanism drives the front and rear moving platform to move back and forth along the second walking wheel groove, the upper surface of the front and rear moving platform is fixedly connected with the lower surface of the lifting mechanism, and a rope of the lifting mechanism penetrates through the horizontal moving platform and the through groove in the middle of the front and rear moving platform to be connected with the lifting appliance.

8. The novel gantry crane according to claim 7, wherein: the horizontal driving mechanism and the front and back driving mechanisms are hydraulic driving mechanisms.

9. The new gantry crane according to claim 1, characterized in that: the running trolley is provided with a protective device, and guardrails are arranged on the front side of the upper surface of the front main beam and the rear side of the upper surface of the rear main beam.

10. The new gantry crane according to claim 1, characterized in that: and a ladder is arranged on the outer side of the left leg on the front side.

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