CN210366619U

CN210366619U - Upright column hoisting tool

Info

Publication number: CN210366619U
Application number: CN201921093029.3U
Authority: CN
Inventors: 刘胜峰; 陈沂; 郝振喜; 李林; 李衍磊
Original assignee: China Eleventh Chemical Construction Co Ltd
Current assignee: China Eleventh Chemical Construction Co Ltd
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-04-21
Anticipated expiration: 2029-07-12

Abstract

The utility model belongs to the technical field of the construction, concretely relates to stand lifting device that can effectively play balance and cushioning effect. The lifting lug is connected with the two ends of the steel wire rope respectively, and the lifting lug is connected with an ear cylinder fixed on the stand column. The structure and the manufacture are simple, the use is safe, and the operation is flexible and light.

Description

Upright column hoisting tool

Technical Field

The utility model belongs to the technical field of the construction, concretely relates to stand lifting device that can effectively play balance and cushioning effect.

Background

In chemical engineering construction, large steel structure factory building frames are widely applied, the height of the large steel structure factory building frames exceeds one hundred meters, the box-shaped section of a stand column of the large steel structure factory building frames exceeds 1 meter multiplied by 1 meter, the weight of a single stand column exceeds 30 tons, and the hoisting of the stand column becomes a key problem for steel structure installation. When the upright post is lifted, the rod piece is slowly lifted to form a vertical state from a horizontal state, and finally, the rod piece is vertically arranged. The lug is when the state of crouching lifts by crane, if 4 otic placodes adopt four lifting ropes to hoist, 2 otic placodes on wherein upper portion do not receive the force, and 2 otic placodes on lower part receive bending stress great, and easy the deformation will influence the stand group after the otic placode warp and to the installation.

Disclosure of Invention

The utility model aims at not enough more than the background art, provide a stand lifting device, this structure and simple manufacture, safe in utilization, it is nimble light.

The utility model discloses a stabilizer, the centre of a circle position of stabilizer is equipped with the pinhole, and D type snap ring inserts the pinhole through the round pin axle and is connected with the stabilizer, the wheel face of stabilizer is equipped with the recess that is used for joint wire rope, the lug is connected respectively at the wire rope both ends, the lug is connected with the ear section of thick bamboo of fixing on the stand.

Further, the lug includes lifting hook, jack panel, jib, the jib is pegged graft in the ear section of thick bamboo, and the end is fixed through locking bolt, is equipped with the jack panel on the jib, is equipped with the lifting hook on the jack panel, lifting hook, jack panel, jib are integrated into one piece.

Further, the ear tube is in the shape of a cylindrical tube or a square tube.

Furthermore, a buffer structure is arranged between the lifting lug and the ear cylinder.

Further, including buffer ball, spring, bayonet lock, be equipped with a plurality of radial symmetry's pinhole in the wall body of earlap, the bayonet lock inserts in the pinhole, the outer end is fixed through lock nut, the bayonet lock inside is equipped with the spring, the outer end of spring has set firmly buffer ball, buffer ball and jib support each other and lean on.

And the suspension rod is inserted into the stress plate.

Furthermore, a certain gap is reserved between the suspension rod and the stress plate.

Further, the periphery of the stress plate is made of elastic materials.

Furthermore, the axial buffer structure is a plurality of, and the lower end of each axial buffer structure is provided with a radial buffer structure.

The utility model has the advantages that:

the column is lifted, and the rod piece of the suspender is lifted slowly to form an angle, and the horizontal state is changed into the vertical state. Because of receiving self gravity influence, promote the in-process, the component can be detained through the wire rope of stabilizer wheel and automatic the looking for the balance, until standing upright state, even atress all the time of a single ear section of thick bamboo of stand symmetry, the hoisting point is balanced, and the hoist and mount process is steady in the same direction as smooth. The stability of structure is guaranteed to the lug integrated into one piece of steel construction, reduces loaded down with trivial details spare part, and it is more convenient to use. Buffer structure makes the lug delay transmission atress to the ear section of thick bamboo, guarantees that the fracture damage can not appear because of the stress sudden change in the junction of lug and ear section of thick bamboo and the junction of ear section of thick bamboo and stand, causes the incident to can prolong the life of lug and ear section of thick bamboo.

Drawings

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

Fig. 2 is a schematic structural diagram of the balance wheel of the present invention.

Fig. 3 is a schematic structural view of the combination of the ear and the ear tube of the present invention.

In the figure, 1, a balance wheel, 2, a steel wire rope, 3, a lifting lug, 4, an ear cylinder, 5, a lifting hook, 6, a lifting plate, 7, a lifting rod, 8, a stand column, 9, a buffer ball, 10, a stress plate, 11, a locking bolt, 12, a clamping pin, 13, a spring, 14, a locking nut and 15 are D-shaped clamping rings.

Detailed Description

As shown in fig. 1-2 the utility model discloses a balance wheel 1, the centre of a circle position of balance wheel 1 is equipped with the pinhole, and D type snap ring 7 inserts the pinhole through the round pin axle and is connected with balance wheel 1, the wheel face of balance wheel 1 is equipped with the recess that is used for joint wire rope 2, lug 3 is connected respectively at 2 both ends of wire rope, lug 3 is connected with fixed earlap 4 on the stand 8. The upright post 8 is lifted, and the rod piece of the suspender 7 is lifted slowly to change from a lying state to a standing state. Because of receiving self gravity influence, the lifting process in, the component can be through the automatic balance that looks for of wire rope buckle of stabilizer 1, until standing upright state. 2 ear cylinders of stand symmetry are evenly atress all the time, and the hoisting point is balanced, and the hoist and mount process is steady in the same direction as smooth. During specific manufacturing, the gap between the thickness of the balance wheel 1 and the inner wall of the D-shaped clamping ring 7 is 10MM, so that a steel wire rope is prevented from running out of a wheel groove during use. The center hole of the balance wheel 1 is in clearance matching with the pin shaft of the D-shaped clamping ring 7, the inner surface of the hole is polished smoothly, lubricating grease is smeared in the hole during use, and friction and loss are reduced. The wheel groove of the balance wheel 1 should be matched with a steel wire rope, the balance wheel is not too large, and the machining standard of the pulley is referred to during machining.

As shown in fig. 3, the lifting lug 3 includes a lifting hook 5, a lifting plate 6 and a suspension rod 7, the suspension rod 7 is inserted into the ear cylinder 4, the tail end of the suspension rod is fixed by a locking bolt 11, the lifting plate 6 is arranged on the suspension rod 7, the lifting hook 5 is arranged on the lifting plate 6, and the lifting hook 5, the lifting plate 6 and the suspension rod 7 are integrally formed. 3 integrated into one piece of lug of steel construction guarantees the stability of structure, reduces loaded down with trivial details spare part, and it is more convenient to use. The ear tube 4 is fixed on the upright post 8, and the ear tube 4 is in the shape of a column tube or a square tube.

Be equipped with buffer structure between lug 3 and the ear section of thick bamboo 4, buffer structure makes lug 3 delay transmission atress to ear section of thick bamboo 4, guarantees that the fracture damage can not appear because of the stress sudden change in the junction of lug 3 and ear section of thick bamboo 4 and the junction of ear section of thick bamboo 4 and stand 8, causes the incident to can prolong the life of lug 3 and ear section of thick bamboo 4.

Buffer structure includes radial buffer ball 9, spring 13, bayonet lock 12 that sets up, be equipped with the pinhole of a plurality of radial symmetries in the wall body of earlap 4, bayonet lock 12 inserts in the pinhole, it is fixed that lock nut 14 is passed through to the outer end, bayonet lock 12 inside is equipped with spring 13, buffer ball 19 has been set firmly to spring 13's outer end, buffer ball 9 supports with jib 7 each other and leans on. The suspender 7 is always inclined by the tension of the steel wire rope, the radial direction of the suspender 7 is converted into the pressure on the buffer structure, the reaction force of the suspender at the corresponding position of the buffer structure enables the lifting lug 3 to delay the transmission of the stress to the ear cylinder 4, and the stress concentration at the joint of the ear cylinder 4 and the upright post 8 is radially relieved, so that the protection effect is realized.

The buffer structure further comprises a stress plate 10 which is axially arranged, the stress plate 10 is axially arranged in parallel in the ear cylinder 4 along the suspender 7, and the suspender 7 is inserted in the stress plate 10. The stress plate 10 limits the suspension rod 7 on one hand and relieves the stress concentration at the joint of the lifting lug 3 and the ear cylinder 4 on the other hand in the axial direction. A certain gap is reserved between the suspension rod 7 and the stress plate 10. During lifting, the hanger rod 7 lifts the upright post 8 with the stress plate 10 as a fulcrum. The periphery of the stress plate 10 is made of elastic material. The inner wall of the ear tube 4 can be protected from being damaged, and the service life is prolonged. The axial buffer structure is a plurality of, and the lower end of each axial buffer structure is provided with a radial buffer structure. The buffer structures interact with each other to jointly relieve the action of external force in the axial direction and the radial direction.

Claims

1. The stand lifting device is characterized by comprising a balance wheel, wherein a pin hole is formed in the circle center position of the balance wheel, a D-shaped clamping ring is inserted into the pin hole through a pin shaft and connected with the balance wheel, grooves used for clamping steel wire ropes are formed in the periphery of the balance wheel, lifting lugs are connected to two ends of each steel wire rope respectively, and the lifting lugs are connected with lug barrels fixed to the stand.

2. The column hoisting tool according to claim 1, wherein the lifting lug comprises a lifting hook, a lifting plate and a lifting rod, the lifting rod is inserted into the ear cylinder, the tail end of the lifting rod is fixed by a locking bolt, the lifting plate is arranged on the lifting rod, the lifting hook is arranged on the lifting plate, and the lifting hook, the lifting plate and the lifting rod are integrally formed.

3. The column lifting tool according to claim 1, wherein the ear cylinder is fixed on the column, and the ear cylinder is in the shape of a column cylinder or a square cylinder.

4. The column lifting tool according to any one of claims 1 to 3, wherein a buffer structure is provided between the lifting lug and the ear cylinder.

5. The upright column hoisting tool according to claim 4, wherein the buffer structure comprises a radial buffer structure, which comprises a buffer ball, a spring and a clamping pin, a plurality of radially symmetrical pin holes are arranged in the wall body of the ear cylinder, the clamping pin is inserted into the pin holes, the outer end of the ear cylinder is fixed by a locking nut, the spring is arranged in the clamping pin, the buffer ball is fixedly arranged at the outer end of the spring, and the buffer ball and the suspender are mutually abutted.

6. The column lifting tool according to claim 4, wherein the buffer structure comprises an axial buffer structure, and comprises a stress plate, the stress plate is arranged in parallel in the axial direction of the suspension rod in the ear cylinder, and the suspension rod is inserted in the stress plate.

7. The column lifting tool according to claim 6, wherein a gap is reserved between the suspension rod and the stress plate.

8. The column lifting tool according to claim 6, wherein the outer periphery of the force bearing plate is made of an elastic material.

9. The column lifting tool according to claim 6, wherein the number of the axial buffer structures is several, and a radial buffer structure is provided at the lower end of each axial buffer structure.