CN217201635U

CN217201635U - Lifting hook group of bridge crane

Info

Publication number: CN217201635U
Application number: CN202220082412.4U
Authority: CN
Inventors: 袁瑞
Original assignee: Zhangqiu Ruiwang Machinery Co Ltd
Current assignee: Zhangqiu Ruiwang Machinery Co Ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-08-16
Anticipated expiration: 2032-01-13

Abstract

The utility model relates to a lifting hook technical field especially relates to a bridge crane plays to rise lifting hook group. The technical scheme comprises the following steps: connecting box and lifting hook, connecting screw is installed to connecting box bottom intermediate position department, the connecting screw bottom is connected with the lifting hook, connecting box top intermediate position department has cup jointed the spliced pole, spacing seat is installed at the top that the connecting post bottom is located the connecting box, the gear is installed near the top to the connecting screw surface, the motor is installed to inside one side of connecting box, the motor output shaft is located the gear and installs worm gear. The utility model provides a current device when article lift by crane, can't adjust the use angle of lifting hook, lifting hook stability in use is poor, and uses the back for a long time, and the inside revolution mechanic of connecting box is very easily worn and torn, can't carry out quick oiling to it, the not good problem of lifting hook life has reduced the operation degree of difficulty of lifting hook to the stability in use of lifting hook has been improved.

Description

Lifting hook group of bridge crane

Technical Field

The utility model relates to a lifting hook technical field specifically is a bridge crane plays to rise lifting hook group.

Background

The single hook is simple to manufacture and convenient to use, but has poor stress condition, and is mostly used in working occasions with the lifting capacity of below 80 tons; when the lifting capacity is large, double hooks with symmetrical stress are often adopted. The laminated lifting hook is formed by riveting a plurality of steel plates formed by cutting, the whole lifting hook cannot be damaged when cracks appear on individual plates, the safety is better, the dead weight is larger, and the laminated lifting hook is mostly used on a crane for lifting a large load or a lifting molten steel ladle. The lifting hook is often impacted in the operation process and needs to be made of high-quality carbon steel with good toughness.

Through mass retrieval, the structure of the lifting hook group of the bridge crane disclosed by the publication number CN203319503U in the prior art is found, the structure is compact, and the volume is small; and the hoisting weight is large, and the safety and reliability are high.

The existing lifting hook group cannot adjust the use angle of a lifting hook when an object is lifted, the lifting hook is poor in use stability, after the lifting hook is used for a long time, the rotating structure inside a connecting box is extremely prone to abrasion, oil can not be quickly injected into the connecting box, the service life of the lifting hook is not good, and therefore the bridge crane lifting hook group is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bridge crane plays to rise lifting hook group possesses the high advantage of stability, has solved current device and when article lift by crane, can't adjust the use angle of lifting hook, and lifting hook stability is poor, and uses the back for a long time, and the inside revolution mechanic of connecting box is very easily worn and torn, can't carry out quick oiling to it, the not good problem of lifting hook life.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bridge crane plays to rise lifting hook group, includes connecting box and lifting hook, wherein connecting screw is installed to connecting box bottom intermediate position department, the connecting screw bottom is connected with the lifting hook, connecting box top intermediate position department has cup jointed the spliced pole, spacing seat is installed at the top that the spliced pole bottom is located the connecting box, the connecting screw surface is close to the top and installs the gear, the motor is installed to inside one side of connecting box, motor output shaft is located the gear and installs worm gear, the grease squirt is installed to inside one side of connecting box, top in the connecting box is located grease squirt position department and installs electric expansion bend, electric expansion bend output shaft is located grease squirt internally mounted and has the movable plug.

Preferably, the gear is meshed with a worm gear, the worm gear drives the connecting screw rod to rotate, and the using position of the lifting hook is adjusted.

Preferably, the bottom that the connecting screw surface is located the connecting box has cup jointed the locking seat through the screw thread, all cup jointed the locker in the middle of the locking seat both sides, restrict the locking seat through the locker.

Preferably, the oiling pipe is installed to oiling ware one side intermediate position department, oiling ware one side is close to the bottom and installs out oil pipe, it is terminal in gear and locking seat one side to go out oil pipe, progressively carry lubricating oil to drive mechanism.

Preferably, the outer surface of the connecting screw rod is provided with a locking groove at the position of the locking device, the tail end of the locking device is clamped on the inner surface of the locking groove, and the limiting seat is locked by the locking device and the locking groove.

Preferably, a battery pack and a wireless controller are installed inside the connecting box, so that the operation of the motor and the electric expansion piece can be controlled conveniently.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up motor, worm gear and gear, reach the effect of electrical control lifting hook use angle, be close to the top at the connecting screw surface and set up the gear, set up the motor in connecting box inside one side, lie in the gear at motor output shaft and set up worm gear to the solution when article lift by crane, can't adjust the use angle of lifting hook, the poor problem of lifting hook stability in use has reduced the operation degree of difficulty of lifting hook, thereby has improved the stability in use of lifting hook.

2. The utility model discloses a set up the grease squirt, notes oil pipe and electric expansion bend, reach the effect of carrying out the oiling to drive mechanism, set up the grease squirt in inside one side of connecting box, top in the connecting box is located grease squirt position department and sets up electric expansion bend, lie in the inside activity stopper that sets up of grease squirt at electric expansion bend output shaft, in order to solve long-time back of using, the inside revolution mechanic of connecting box is very easily worn and torn, can't carry out quick oiling to it, the not good problem of lifting hook life, the convenience of oiling has been improved, thereby the life of lifting hook has been improved.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic sectional view of the connecting box of the present invention;

fig. 4 is an enlarged structural diagram of a in fig. 3.

Reference numerals: 1. connecting columns; 2. a connecting box; 3. a hook; 4. connecting a screw rod; 5. a limiting seat; 6. a motor; 7. a lock; 8. a locking groove; 9. a locking seat; 10. an oil outlet pipe; 11. an oil lubricator; 12. an oil filling pipe; 13. a movable plug; 14. an electric expansion piece; 15. a worm gear; 16. a gear.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1-4, in order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a bridge crane plays to rise lifting hook group, including connecting box 2 and lifting

hook

3, 2 bottom intermediate position departments of connecting box install connecting screw 4, connecting screw 4 bottom is connected with

lifting hook

3, 2 top intermediate position departments of connecting box have cup jointed spliced pole 1, spacing seat 5 is installed at the top that 1 bottom of spliced pole is located connecting box 2, connecting screw 4 surface is close to the top and installs gear 16, motor 6 is installed to 2 inside one side of connecting box, 6 output shafts of motor are located gear 16 and install worm gear 15, gear 16 meshes with worm gear 15 mutually, 4 surfaces of connecting screw are located the bottom of connecting box 2 and have cup jointed locking seat 9 through the screw thread, all cup jointed lock 7 in the middle of the 9 both sides of locking seat, 4 surfaces of connecting screw are located 7 positions of lock and locate to be equipped with locking groove 8, the end of lock 7 clamps in locking groove 8 internal surfaces, 2 internally mounted of connecting box has group battery and wireless controller.

The working principle of the lifting hook group of the bridge crane based on the embodiment 1 is as follows: will the utility model discloses install the back, will through spliced pole 1 the utility model discloses be connected with the hoist, during the use, go into lifting hook 3 inside with the lifting rope card, lift by crane article through lifting hook 3, when 3 angles of rotatory lifting hook of needs, starter motor 6 drives worm gear 15 through motor 6 and rotates, drives gear 16 through worm gear 15 and rotates, and it is rotatory with lifting hook 3 to drive connecting screw rod 4 through gear 16, and adjustment lifting hook 3 uses the angle, and so far, this equipment work flow is accomplished.

Example two

As shown in fig. 1-4, the utility model provides a bridge crane plays to rise lifting hook group, compares in embodiment one, and this embodiment still includes: oil ejector 11 is installed to inside one side of joint box 2, and top in joint box 2 is located 11 positions of oil ejector and installs electronic expansion bend 14, and electronic expansion bend 14 output shaft is located 11 internally mounted of oil ejector has movable stopper 13, and 11 one side intermediate position departments of oil ejector install oiling pipe 12, and oil ejector 11 one side is close to the bottom and installs out oil pipe 10, goes out oil pipe 10 end in gear 16 and locking seat 9 one side.

In this embodiment, when need carry out the oiling to transmission department, start electronic expansion bend 14, drive movable stopper 13 through electronic expansion bend 14 and move down, carry lubricating oil to gear 16 department and spacing seat 5 junction through movable stopper 13 through oiling pipe 12, lubricate it.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations to the above embodiments based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. The utility model provides a bridge crane plays to rise lifting hook group, includes connecting box (2) and lifting hook (3), its characterized in that: a connecting screw rod (4) is arranged in the middle of the bottom of the connecting box (2), the bottom of the connecting screw rod (4) is connected with a lifting hook (3), a connecting column (1) is sleeved at the middle position of the top of the connecting box (2), a limiting seat (5) is arranged at the top of the bottom of the connecting column (1) in the connecting box (2), a gear (16) is arranged on the outer surface of the connecting screw rod (4) close to the top, a motor (6) is arranged on one side in the connecting box (2), a worm gear (15) is arranged on a gear (16) of an output shaft of the motor (6), an oil ejector (11) is arranged on one side in the connecting box (2), an electric expansion piece (14) is arranged at the position, located at the oil ejector (11), of the top in the connecting box (2), the output shaft of the electric expansion piece (14) is positioned in the oil ejector (11) and is provided with a movable plug (13).

2. A lifting hook set for a bridge crane as claimed in claim 1, wherein: the gear (16) is meshed with the worm gear (15).

3. A lifting hook set for a bridge crane as claimed in claim 1, wherein: the bottom of the outer surface of the connecting screw rod (4) in the connecting box (2) is sleeved with a locking seat (9) through threads, and the middle of two sides of the locking seat (9) is sleeved with a locker (7).

4. A lifting hook set for a bridge crane as claimed in claim 1, wherein: oiling pipe (12) are installed to oiling ware (11) one side intermediate position department, oiling ware (11) one side is close to the bottom and installs oil pipe (10), oil pipe (10) end is in gear (16) and locking seat (9) one side.

5. A lifting hook set for a bridge crane as claimed in claim 1, wherein: the outer surface of the connecting screw rod (4) is provided with a locking groove (8) at the position of the locking device (7), and the tail end of the locking device (7) is clamped on the inner surface of the locking groove (8).

6. A lifting hook set for a bridge crane as claimed in claim 1, wherein: and a battery pack and a wireless controller are arranged in the connecting box (2).