Portal crane anchoring device

Abstract

The utility model discloses a portal crane anchoring device, and belongs to the technical field of portal crane accessories. Comprising a reinforced concrete platform, an anchoring beam, a rack seat and a crane anchor seat, dovetail grooves are formed in the two sides of the anchoring beam, a plurality of counter bores are formed in the anchoring beam, and anchoring rods penetrate into the inner sides of the counter bores and are connected with fastening nuts in a screwed mode; end sealing plates are fixed to the two ends of the anchoring beam through bolts, and the tops of the end sealing plates protrude out of the top of the anchoring beam; the rack seat comprises a groove plate which is bridged on the top surface of the anchoring beam and is embedded with the dovetail groove, and a rack is integrally formed on the top surface of the groove plate; the two sides of the groove plate are provided with long-strip-shaped sliding ways, and the inner sides of the long-strip-shaped sliding ways are provided with position adjusting bolts connected with the anchoring beams in a screwed mode. The upper part of the end sealing plate is screwed with a screw handle which is tightly propped against the rack seat; according to the anchoring device for the portal crane, the portal crane can be rapidly anchored and aligned, the operation is simple, and the anchoring is safe and reliable.

Description

Technical Field

[0001] The utility model specifically relates to an anchoring device for a gantry crane, belonging to the technical field of gantry crane accessories. Background Art

[0002] The anchoring device of a gantry crane is a crane safety device to prevent cranes with large windward areas such as a transporter bridge and a portal crane from sliding during a storm; the positioning of the pin and the anchoring base of the existing gantry crane anchoring device is not very convenient, affecting the use efficiency of the anchoring device; in the existing gantry crane anchoring device, the pin is prone to collide with the slot when entering the anchoring base, and it is not easy for the pin to enter the slot, and even the pin is damaged, affecting the service life; for this reason, the Chinese patent authorization publication number: CN213569191U, discloses an anchoring device for a gantry crane, including a gantry crane body, two groups of driving wheels are arranged at the lower end of the gantry crane body, slide rails are arranged below the two groups of driving wheels, positioning plates are fixedly installed at the lower ends of the two slide rails, and the two positioning plates are symmetrically distributed left and right. Anchoring seats are fixedly installed at the mutually remote ends of the two positioning plates. This device completes the anchoring operation through the setting of an anchoring mechanism and an anchoring seat, with high efficiency and strong practicability; however, during the use process, it is necessary to move the gantry crane so that the anchoring seat and the anchoring mechanism can be aligned, and the operation is relatively cumbersome. Content of the Utility Model

[0003] To solve the above problems, the utility model provides an anchoring device for a gantry crane, which can quickly anchor and align the gantry crane, with simple operation and reliable and safe anchoring.

[0004] The anchoring device for a gantry crane of the utility model includes

[0005] A reinforced concrete platform, the reinforced concrete platform includes anchoring holes opened outside the traveling rails of the gantry crane, a steel reinforcement cage is embedded inside the anchoring holes, a plurality of anchoring rods are arranged inside the steel reinforcement cage, and concrete is poured outside the steel reinforcement cage and the anchoring rods; the top of the anchoring rod is a threaded structure and protrudes outside the anchoring hole; when processing the reinforced concrete platform, first open the anchoring hole, then embed the steel reinforcement cage and the anchoring rod into the anchoring hole, and pour concrete into the anchoring hole. After curing by maintenance, the reinforced concrete platform is obtained;

[0006] An anchoring beam, dovetail grooves are opened on both sides of the anchoring beam, a plurality of counterbores are opened on the anchoring beam, the anchoring rods penetrate into the inside of the counterbores and are screwed with fastening nuts; end sealing plates are fixed at both ends of the anchoring beam through bolts, and the top of the end sealing plate protrudes above the top of the anchoring beam; the anchoring rod protrudes from the reinforced concrete platform. Then, align the counterbore of the anchoring beam with the anchoring rod, and then screw the fastening nut on the anchoring rod. The fastening nut is arranged inside the counterbore; the anchoring beam can be stably anchored;

[0007] The rack seat, the rack seat includes a groove plate straddling the top surface of the anchoring beam and fitted with the dovetail groove, and a rack is integrally formed on the top surface of the groove plate; long strip slideways are opened on both sides of the groove plate, and adjusting bolts rotatably connected to the anchoring beam are arranged inside the long strip slideways; a screw handle tightly pressing against the rack seat is rotatably connected to the upper part of the end sealing plate; after the anchoring beam is anchored, then the rack seat is clamped onto the anchoring beam, and the two ends of the rack seat are limited by the end sealing plates, and the end sealing plates simultaneously serve as the bearing parts of the screw handle.

[0008] The crane anchor seat, the crane anchor seat includes an inverted F-shaped base fixed to the lower part outside the gantry crane, a plurality of sliding rods are slidably arranged on the base, an adjusting plate is embedded and fixed at the top of the sliding rods, a tooth engaging seat is fixed at the bottom of the sliding rods, and the tooth engaging seat is movably engaged with the rack; a lifting and adjusting mechanism for installing with the adjusting plate is arranged on the base.

[0009] During anchoring, operate the gantry crane to move, so that the crane anchor seat moves to the vicinity of the rack seat. Then, the lifting and adjusting mechanism drives the adjusting plate to move downward, and the adjusting plate drives the tooth engaging seat to move downward through the sliding rods, so that the tooth engaging seat and the rack are meshed with each other. During the meshing process, the teeth of the tooth engaging seat contact the teeth of the rack, and the rack seat can slide along the anchoring beam. After the meshing is completed, rotate the screw handle, and tighten the rack seat through the screw handle; thus, the anchoring of the gantry crane is completed.

[0010] Further, the lifting and adjusting mechanism is a hydraulic cylinder, and the hydraulic cylinder is installed between the adjusting plate and the base. During operation, the hydraulic cylinder is fixed on the base, and the piston rod of the hydraulic cylinder can drive the adjusting plate to move upward or downward, so as to be able to synchronously drive the sliding rods to move upward or downward, and realize the movable engagement or separation of the tooth engaging seat and the rack.

[0011] Further, the lifting and adjusting mechanism includes a screw manual slide table installed with the adjusting plate. During operation, by rotating the handle of the screw manual slide table, the adjusting plate can be driven to move linearly upward or downward, so as to be able to synchronously drive the sliding rods to move upward or downward, and realize the movable engagement or separation of the tooth engaging seat and the rack.

[0012] Further, the base is fixed to the lower part outside the gantry crane by welding or bolts. During welding assembly, the base is directly welded to the gantry crane. During bolt assembly, nut parts are welded on the gantry crane, and then the base and the gantry crane are fixed by bolts.

[0013] Compared with the prior art, the anchoring device of the gantry crane of the present utility model can stably fix the rack seat at the anchoring position through the reinforced concrete platform and the anchoring beam. By using the cooperation of the rack seat and the crane anchor seat, the gantry crane can be quickly anchored and aligned. The rack seat and the crane anchor seat are engaged for alignment. During alignment, a certain misalignment between the rack seat and the crane anchor seat is allowed. The operation is simple, and the anchoring is safe and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic installation structure diagram of the reinforced concrete platform and the anchoring beam of the present utility model.

[0015] Figure 2 It is a schematic installation structure diagram of the reinforced concrete platform, the anchoring beam and the rack seat of the present utility model.

[0016] Figure 3 It is a schematic overall structure diagram of the anchoring device of the gantry crane of the present utility model.

[0017] Figure 4 It is a schematic structure diagram of the crane anchor seat driven by a screw rod manual sliding table of the present utility model.

[0018] Reference numerals: 1, steel reinforcement cage; 2, anchoring rod; 3, anchoring beam; 4, dovetail groove; 5, counterbore; 6, end sealing plate; 7, groove plate; 8, rack; 9, long strip slideway; 10, adjusting bolt; 11, screw rod crank; 12, base; 13, slide rod; 14, adjusting plate; 15, tooth engaging seat; 16, hydraulic cylinder; 17, screw rod manual sliding table. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] Embodiment 1:

[0020] Such as Figures 1 to 4 shown in the anchoring device of the gantry crane, including

[0021] a reinforced concrete platform, the reinforced concrete platform includes an anchoring hole opened outside the traveling rail of the gantry crane. The inner side of the anchoring hole is embedded with a steel reinforcement cage 1. A plurality of anchoring rods 2 are arranged inside the steel reinforcement cage 1. Concrete is poured outside the steel reinforcement cage 1 and the anchoring rods 2. The top of the anchoring rod 2 is a threaded structure and protrudes outside the anchoring hole. When processing the reinforced concrete platform, first open the anchoring hole, then embed the steel reinforcement cage 1 and the anchoring rods 2 into the anchoring hole, and pour concrete into the anchoring hole. After curing through maintenance, the reinforced concrete platform is obtained;

[0022] Anchor beam 3, dovetail grooves 4 are provided on both sides of the anchor beam 3, multiple countersunk holes 5 are provided on the anchor beam 3, the anchor rod 2 is inserted into the inner side of the countersunk hole 5 and screwed with a fastening nut; end sealing plates 6 are fixed to both ends of the anchor beam 3 by bolts, and the top of the end sealing plate 6 protrudes from the top of the anchor beam 3; the anchor rod 2 protrudes from the reinforced concrete platform, then, the countersunk hole 5 of the anchor beam 3 is aligned with the anchor rod 2, then, the fastening nut is screwed on the anchor rod 2, and the fastening nut is set on the inner side of the countersunk hole 5; it can stably anchor the anchor beam 3;

[0023] The rack seat includes a slot plate 7 that spans the top surface of the anchor beam 3 and engages with the dovetail groove 4. The top surface of the slot plate 7 is integrally formed with a rack 8; long slideways 9 are opened on both sides of the slot plate 7, and the inner side of the long slideway 9 is provided with an adjustment bolt 10 that is screwed to the anchor beam 3; the upper part of the end cover plate 6 is screwed with a screw handle 11 that is tightened against the rack seat; when the anchor beam 3 is anchored, the rack seat is then snapped onto the anchor beam 3, and the end cover plates 6 are used to limit the position at both ends of the rack seat, and the end cover plates 6 simultaneously serve as the bearing member of the screw handle 11;

[0024] The crane anchor seat includes an inverted F-shaped base 12 fixed to the lower outer side of the gantry crane, a plurality of slide rods 13 are slidably arranged on the base 12, a positioning plate 14 is embedded and fixed on the top of the slide rod 13, a tooth seat 15 is fixed on the bottom of the slide rod 13, and the tooth seat 15 is movably engaged with the rack 8; a lifting and positioning mechanism installed with the positioning plate 14 is provided on the base 12.

[0025] During anchoring, operate the gantry crane to move so that the crane anchor seat moves to the vicinity of the rack seat. Then, the lifting and positioning mechanism drives the positioning plate 14 downward, and the positioning plate 14 drives the tooth seat 15 downward through the slide rod 13, so that the tooth seat 15 and the rack 8 engage with each other. During the engagement process, the teeth of the tooth seat 15 contact the teeth of the rack 8, and the rack seat can slide along the anchor beam 3. After the engagement is completed, the screw crank handle 11 is screwed on, and the rack seat is tightened by the screw crank handle 11; thereby completing the anchoring of the gantry crane.

[0026] The lifting and positioning mechanism is a hydraulic cylinder 16, which is installed between the positioning plate 14 and the base 12. During operation, the hydraulic cylinder 16 is fixed on the base 12, and the piston rod of the hydraulic cylinder 16 can drive the positioning plate 14 to move up or down, thereby synchronously driving the slide bar 13 to move up or down, thereby realizing the active engagement or separation of the gear seat 15 and the rack 8.

[0027] The lifting and positioning mechanism includes a manual screw slide 17 installed on the positioning plate 14. During operation, by rotating the crank of the manual screw slide 17, the positioning plate 14 can be driven to move linearly upward or downward, thereby synchronously driving the slide rod 13 to move upward or downward, realizing the active engagement or separation between the tooth engaging seat 15 and the rack.

[0028] The base 12 is fixed to the lower outer side of the gantry crane by welding or bolts. During welding assembly, the base 12 is directly welded to the gantry crane. During bolt assembly, nut parts are welded on the gantry crane, and then the base 12 and the gantry crane are fixed by bolts.

[0029] The above embodiments are only the preferred embodiments of the present invention. Therefore, all equivalent changes or modifications made according to the structure, features, and principles described in the scope of the present invention application are included in the scope of the present invention application.

Claims

1. A mooring device for a gantry crane, characterized in that: including a reinforced concrete platform, the reinforced concrete platform includes anchoring holes formed outside the traveling rails of the gantry crane, a steel reinforcement cage is embedded inside the anchoring holes, a plurality of anchoring rods are arranged inside the steel reinforcement cage, and concrete is poured outside the steel reinforcement cage and the anchoring rods; the top of the anchoring rod is a threaded structure and protrudes outside the anchoring hole; an anchoring beam, dovetail grooves are formed on both sides of the anchoring beam, a plurality of counterbores are formed on the anchoring beam, the anchoring rods penetrate into the inside of the counterbores and are screwed with fastening nuts; end sealing plates are fixed at both ends of the anchoring beam through bolts, and the top of the end sealing plates protrudes above the top of the anchoring beam; a rack seat, the rack seat includes a groove plate straddling the top surface of the anchoring beam and fitted with the dovetail groove, a rack is integrally formed on the top surface of the groove plate; long strip-shaped sliding grooves are formed on both sides of the groove plate, and adjusting bolts screwed with the anchoring beam are arranged inside the long strip-shaped sliding grooves; a screw rod crank is screwed on the upper part of the end sealing plate and abuts against the top of the rack seat; a crane anchor seat, the crane anchor seat includes an inverted F-shaped base fixed to the lower part of the outside of the gantry crane, a plurality of sliding rods are slidably arranged on the base, a positioning plate is embedded and fixed at the top of the sliding rods, a tooth engaging seat is fixed at the bottom of the sliding rods, and the tooth engaging seat is movably engaged with the rack; a lifting and positioning mechanism for installing with the positioning plate is arranged on the base.

2. The portal crane anchoring device according to claim 1, characterized in that: The lifting and positioning mechanism is a hydraulic cylinder, and the hydraulic cylinder is installed between the positioning plate and the base.

3. The portal crane anchoring device according to claim 1, characterized in that: The lifting and positioning mechanism includes a screw rod manual sliding table installed with the positioning plate.

4. The portal crane anchoring device according to claim 1, characterized in that: The base is fixed to the lower part of the outside of the gantry crane by welding or bolts.

Images