CN213537051U

CN213537051U - Gantry crane with electric hoist

Info

Publication number: CN213537051U
Application number: CN202022548317.2U
Authority: CN
Inventors: 王英伟; 朱彩凤; 赵娜
Original assignee: Henan Zhongyuan Aoqi Industrial Co ltd
Current assignee: Henan Zhongyuan Aoqi Industrial Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-06-25
Anticipated expiration: 2030-11-06

Abstract

The utility model relates to an electric hoist portal crane, which relates to the crane field, comprising a main beam, a trolley running mechanism, an electric hoist, a supporting leg and a cart running mechanism, wherein the inner side of the supporting leg is provided with a fixed frame parallel to the supporting leg, the top end of the fixed frame is fixedly connected with the main beam, the bottom end of the fixed frame extends outwards and is fixedly connected with the supporting leg, a height adjusting device is arranged in the fixed frame, the height adjusting device is provided with a slide block which can adjust the height along with the height adjusting device, one side of the slide block, which is far away from the supporting leg, is connected with a first electric push rod which is horizontally arranged, a connecting block is fixedly connected with the push rod of the first electric push rod, a carrying plate is hinged on the connecting block, a plurality of vacuum suckers which are equidistantly distributed are arranged on the carrying plate, the vacuum suckers are communicated with a vacuum generator through air pipes, can adsorb supplementary fixed and reduce rocking to the irregularly shaped goods.

Description

Gantry crane with electric hoist

Technical Field

The utility model belongs to the technical field of the hoist, especially, relate to an electric block gantry crane.

Background

At present, a portal crane comprises a main beam, a trolley running mechanism capable of moving along the main beam is arranged on the main beam, supporting legs are arranged at two ends of the main beam, a cart running mechanism is arranged at the bottoms of the supporting legs, an electric hoist is arranged on the cart running mechanism, the electric hoist comprises a winding drum, a steel wire rope is wound on the winding drum, a pulley is arranged on the steel wire rope, a lifting hook is arranged at the bottom of the pulley, after goods are hung and taken by the lifting hook, the goods are vertically lifted by the electric hoist, the portal crane drives the goods to horizontally move under the driving of the cart running mechanism, the portal crane is mainly used outdoors, the steel wire rope can swing under the influence of wind force when the portal crane horizontally moves, the lifted goods are caused to swing, the existing portal crane anti-swing mechanism is only suitable for goods with regular shapes, and particularly, namely, a clamping groove of the anti-swing mechanism is set, however, for the irregularly shaped goods, it is not practical if the clamping grooves are configured to be matched with the irregularly shaped goods, and even if the irregular shape goods are realized, the clamping grooves are required to be replaced back and forth when other goods are lifted, which is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an electric block gantry crane solves current gantry crane and when the goods of handling irregular shape, prevents shaking the not applicable problem of mechanism.

In order to solve the problem, the utility model discloses the technical scheme who takes:

the utility model provides an electric block gantry crane, includes the girder, be provided with the dolly running gear that can follow the girder removal on the girder, the girder both ends are provided with the landing leg, be provided with electric block on the dolly running gear, the landing leg bottom is provided with cart running gear, its characterized in that: the utility model discloses a landing leg, including landing leg, mount, height adjusting device, slider, first electric putter, vacuum chuck, trachea intercommunication have vacuum generator, the landing leg inboard all is provided with the mount parallel with the landing leg, mount top and girder fixed connection, the outside extension in mount bottom and landing leg fixed connection are provided with height adjusting device in the mount, height adjusting device is last to be provided with the slider that can adjust height along with height adjusting device, one side that the landing leg was kept away from to the slider is connected with the first electric putter that the level set up, fixedly connected with connecting block on first electric putter's the push rod, it carries the thing board to articulate on the connecting block, carry the vacuum chuck that is provided with a plurality of equidistance distribution on the thing board, vacuum.

Further, height adjusting device includes the lead screw with mount parallel arrangement, the lead screw both ends are rotated with the mount and are connected, are connected with the motor of installing on the mount after the lead screw bottom passes the mount, the slider cover is established on the lead screw and with lead screw threaded connection.

Furthermore, height adjusting device is the second electric putter with mount parallel arrangement, fixed connection can be dismantled with the mount bottom to second electric putter bottom, slider fixed connection is on second electric putter's push rod.

Further, the first flexible pipe that the level set up all is connected to the mount inboard, and two first flexible pipes set up relatively, can dismantle the flexible pipe of the vertical second that sets up of fixedly connected with jointly between two first flexible pipes, the flexible pipe cover of second is established on electric block's wire rope, and the flexible pipe of second includes the second bottom tube, fixed connection can be dismantled with electric block in second bottom tube top, and the cover is equipped with multistage flexible body of second in proper order in the second bottom tube, sliding connection between the flexible body of multistage second, and fixed connection can be dismantled with electric block's movable pulley support to the flexible body of second that is located the flexible pipe bottom of second.

Further, fixed connection can be dismantled with the mount to first flexible pipe, and first flexible pipe includes first bottom tube, fixed connection can be dismantled with the mount to first bottom tube, and the cover is equipped with multistage first flexible body in proper order in the first bottom tube, sliding connection between the multistage first flexible body, and fixed connection can be dismantled with the second bottom tube of the flexible pipe of second to the first flexible body of keeping away from mount one end.

Furthermore, the telescopic distance of the first telescopic pipe is larger than or equal to the distance between the two fixing frames.

Adopt above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model discloses a set up vacuum generator and vacuum chuck for adsorb the goods adsorption plane of irregular shape, when carrying out horizontal migration after the hoist promotes the goods, can adsorb the supplementary fixed and reduce to the goods of irregular shape and rock, in addition, through setting up height adjusting device and carrying the thing board articulated with the connecting block, can adsorb the adsorption plane of different positions on can or the goods to the goods adsorption plane of co-altitude, further reduce and rock.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the present invention in a use state;

FIG. 3 is a second schematic structural view of the present invention in a use state;

fig. 4 is a partially enlarged schematic structural view of a portion a in fig. 1.

Reference numerals: 1. a main beam; 2. a height adjustment device; 21. a lead screw; 22. a motor; 3. an electric hoist; 4. a first telescopic tube; 41. a first bottom tube; 42. a second telescopic tube body; 5. a support leg; 6. a second telescopic tube; 61. a second bottom tube; 62. a second telescopic tube body; 7. a fixed mount; 8. a slider; 9. a first electric push rod; 10. connecting blocks; 11. a loading plate; 12. a vacuum chuck; 13. a vacuum generator; 14. a cart running mechanism; 15. a track; 16. and (7) cargo.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention are described in further detail below with reference to the accompanying drawings.

As shown in fig. 1 to 3, the utility model provides an electric hoist portal crane, which comprises a main beam 1, a trolley running mechanism capable of moving along the main beam 1 is arranged on the main beam 1, supporting legs 5 are arranged at two ends of the main beam 1, an electric hoist 3 is arranged on the trolley running mechanism, the electric hoist 3 is used for vertically lifting goods 16, the electric hoist 3 comprises a winding drum and a lifting motor, a steel wire rope is wound on the winding drum, pulleys are arranged on the steel wire rope, a lifting hook is arranged at the bottom of the pulley, a cart running mechanism 14 is arranged at the bottom of the supporting leg 5, the cart running mechanism 14 drives the portal crane to horizontally move on a track 15, a fixing frame 7 parallel to the supporting leg 5 is arranged at the inner side of the supporting leg 5, the top end of the fixing frame 7 is fixedly connected with the main beam 1, the bottom end of the fixing frame 7 extends, the fixing frame 7 is used for arranging the height adjusting device 2 on one hand and preventing the electric hoist 3 from impacting the supporting legs 5 due to out-of-control when moving horizontally on the main beam 1 on the other hand; secondly, a slide block 8 capable of adjusting the height along with the height adjusting device 2 is arranged on the height adjusting device 2, one side of the slide block 8, which is far away from the supporting leg 5, is connected with a first electric push rod 9 which is horizontally arranged, the specification of the first electric push rod 9 can be selected, a connecting block 10 is fixedly connected on the push rod of the first electric push rod 9, a carrying plate 11 is hinged on the connecting block 10, a plurality of vacuum chucks 12 which are distributed at equal intervals are arranged on the carrying plate 11, the vacuum chucks 12 are communicated with a vacuum generator 13 through air pipes, the vacuum generator 13 is arranged on the slide block 8 and is communicated with an air source through the air pipes, the vacuum generator 13 and the vacuum chucks 12 are arranged for adsorbing an adsorption surface of irregular goods 16, when the crane moves horizontally after lifting the goods 16, the irregular goods 16 can be adsorbed and fixed in an auxiliary manner to reduce the shaking, in addition, the height adjusting device 2 and the carrying plate 11 are hinged, can adsorb 16 adsorption planes of goods to co-altitude or adsorb the adsorption planes of different positions on goods 16, further reduce and rock.

The utility model discloses specific use as follows: firstly hang the lifting hook of electric block 3 and get goods 16 and carry out vertical lift, secondly, slider 8 adjusts to suitable height along with height adjusting device 2, makes vacuum chuck 12 produce vacuum suction through vacuum generator 13 thereupon, adsorbs the goods surface, when hoist horizontal migration, can adsorb supplementary fixed and reduce the rocking to goods 16.

The height adjustment device 2 has the following specific structure: as shown in fig. 1 to 3, the height adjusting device 2 includes a lead screw 21 parallel to the fixing frame 7, two ends of the lead screw 21 are rotatably connected to the fixing frame 7, the bottom end of the lead screw 21 passes through the fixing frame 7 and then is connected to a motor 22 installed on the fixing frame 7, the slider 8 is sleeved on the lead screw 21 and is in threaded connection with the lead screw 21, and the height adjusting device 2 is used as follows: the motor 22 rotates to drive the screw rod 21 to rotate, and then the slider 8 can adjust in height, thereby being capable of adsorbing the adsorption surfaces of the goods 16 with different heights or the adsorption surfaces of different positions on the goods 16.

In addition, height adjusting device 2 still can be another kind of structure, it is concrete, height adjusting device 2 can be for the second electric putter with mount 7 parallel arrangement, second electric putter is not shown in the figure, fixed connection can be dismantled through the bolt to second electric putter bottom and mount 7 bottom, 8 fixed connection of slider are on second electric putter's push rod, slider 8 carries out height control through second electric putter, in addition, can also select the second electric putter of different flexible length to carry out the adjustment of co-altitude.

When the crane moves horizontally, if the steel wire rope of the electric hoist 3 is affected by wind force and swings violently, the adsorption of the vacuum chuck 12 to the goods 16 is also affected, so that the anti-shaking effect is lost, as shown in fig. 1 to 4, the inner side of the fixed frame 7 is connected with the first telescopic pipes 4 which are horizontally arranged, the two first telescopic pipes 4 are arranged oppositely, the two first telescopic pipes 4 are jointly detachably and fixedly connected with the second telescopic pipe 6 which is vertically arranged, the second telescopic pipe 6 is sleeved on the steel wire rope of the electric hoist 3, the second telescopic pipe 6 comprises a second bottom pipe 61, the top end of the second bottom pipe 61 is detachably and fixedly connected with the electric hoist 3 through bolts, a plurality of stages of second telescopic pipe bodies 62 are sequentially sleeved in the second bottom pipe 61, the plurality of second telescopic pipe bodies 62 are connected in a sliding manner, the second telescopic pipe body 62 positioned at the bottom end of the second telescopic pipe 6 is detachably and fixedly connected with the movable pulley bracket of the electric hoist, can dismantle fixed connection's effect and be convenient for change the flexible pipe 6 of second, there is a location to the position of the flexible pipe 6 of second through setting up first flexible pipe 4, and do not influence electric block 3 and drive flexible pipe 6 of second and move in the horizontal direction before hanging get goods 16, through setting up flexible pipe 6 of second, set up wire rope in the flexible pipe 6 of second, when wire rope descends, the movable pulley drives flexible pipe body 62 of second synchronous decline, thereby with the decline direction limitation of wire rope in the body space of flexible pipe 6 of second, avoid wire rope to receive wind-force influence and swing back and forth, further reduce goods 16 and rock.

The specific structure of the first telescopic tube 4 and the connection relationship of the first telescopic tube 4 are as follows: as shown in fig. 1 to 4, the first telescopic tube 4 is detachably and fixedly connected to the fixed frame 7 through a bolt, the detachable and fixedly connected function is to facilitate replacement of the first telescopic tube 4, the first telescopic tube 4 includes a first bottom tube 41, the first bottom tube 41 is detachably and fixedly connected to the fixed frame 7 through a bolt, a plurality of stages of first telescopic tube bodies 42 are sequentially sleeved in the first bottom tube 41, the first telescopic tube bodies 42 are slidably connected to each other, and the first telescopic tube body 42 far away from one end of the fixed frame 7 is detachably and fixedly connected to the second bottom tube 61 of the second telescopic tube 6 through a bolt.

Because the position that electric block 3 hung the goods on girder 1 horizontal migration is indefinite, has the positioning action all the time to the second flexible pipe 6 for two first flexible pipes 4, consequently, the distance between two mounts 7 that all is more than or equal to of the flexible distance that sets up first flexible pipe 4, no matter electric block 3 moves to any position on girder 1, two first flexible pipes 4 can all have the positioning action to second flexible pipe 6.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, but rather is described in the embodiments and descriptions herein to illustrate the principles of the invention and that various changes and modifications may be made without departing from the spirit and scope of the invention, all of which fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents.

Claims

1. The utility model provides an electric block gantry crane, includes girder (1), be provided with the dolly running gear that can follow girder (1) removal on girder (1), girder (1) both ends are provided with landing leg (5), be provided with electric block (3) on the dolly running gear, landing leg (5) bottom is provided with cart running gear (14), its characterized in that: the supporting leg structure is characterized in that fixing frames (7) parallel to the supporting legs (5) are arranged on the inner sides of the supporting legs (5), the top ends of the fixing frames (7) are fixedly connected with a main beam (1), the bottom ends of the fixing frames (7) extend outwards and are fixedly connected with the supporting legs (5), height adjusting devices (2) are arranged in the fixing frames (7), sliders (8) capable of adjusting the height along with the height adjusting devices (2) are arranged on the height adjusting devices (2), one sides, far away from the supporting legs (5), of the sliders (8) are connected with first electric push rods (9) horizontally arranged, connecting blocks (10) are fixedly connected onto push rods of the first electric push rods (9), loading plates (11) are hinged onto the connecting blocks (10), a plurality of vacuum suckers (12) distributed at equal intervals are arranged on the loading plates (11), and the vacuum suckers (12) are communicated with a vacuum generator, the vacuum generator (13) is arranged on the sliding block (8) and is communicated with an air source through an air pipe.

2. The gantry crane with electric hoist according to claim 1, characterized in that: height adjusting device (2) include lead screw (21) with mount (7) parallel arrangement, lead screw (21) both ends are rotated with mount (7) and are connected, are connected with motor (22) of installing on mount (7) after lead screw (21) bottom is passed mount (7), slider (8) cover establish on lead screw (21) and with lead screw (21) threaded connection.

3. The gantry crane with electric hoist according to claim 1, characterized in that: the height adjusting device (2) is a second electric push rod arranged in parallel with the fixing frame (7), the bottom end of the second electric push rod is detachably and fixedly connected with the bottom end of the fixing frame (7), and the sliding block (8) is fixedly connected to a push rod of the second electric push rod.

4. The gantry crane with electric hoist according to claim 1, characterized in that: the utility model discloses a flexible electric hoist, including mount (7), the first flexible pipe (4) that the level set up all is connected with to mount (7) inboard, and two first flexible pipes (4) set up relatively, can dismantle the flexible pipe (6) of the vertical second that sets up of fixedly connected with between two first flexible pipes (4) jointly, the flexible pipe (6) cover of second is established on the wire rope of electric hoist (3), and flexible pipe (6) of second include second bottom tube (61), fixed connection can be dismantled with electric hoist (3) on second bottom tube (61) top, and the cover is equipped with multistage flexible body of second (62) in proper order in second bottom tube (61), sliding connection between multistage flexible body of second (62), and fixed connection can be dismantled with the movable pulley support of electric hoist (3) to the flexible body of second (62) that are located flexible pipe (6) bottom of second.

5. The gantry crane with electric hoist according to claim 4, characterized in that: first flexible pipe (4) can dismantle fixed connection with mount (7), and first flexible pipe (4) include first bottom tube (41), fixed connection can be dismantled with mount (7) in first bottom tube (41), and the cover is equipped with multistage first flexible body (42) in proper order in first bottom tube (41), sliding connection between multistage first flexible body (42), and fixed connection can be dismantled with second bottom tube (61) of the flexible pipe of second (6) in first flexible body (42) of keeping away from mount (7) one end.

6. The gantry crane with electric hoist according to claim 5, characterized in that: the telescopic distance of the first telescopic pipes (4) is more than or equal to the distance between the two fixing frames (7).