CN201678360U

CN201678360U - Hoist for hoisting equipment

Info

Publication number: CN201678360U
Application number: CN2010201665442U
Authority: CN
Inventors: 江坚平
Original assignee: China Petrochemical Corp; Sinopec Ningbo Engineering Co Ltd; Sinopec Ningbo Technology Research Institute
Priority date: 2010-04-15
Filing date: 2010-04-15
Publication date: 2010-12-22
Anticipated expiration: 2020-04-15

Abstract

The utility model relates to a hoist for hoisting equipment, comprising a cross beam which is provided with a lifting eye. The utility model is characterized in that the lifting eye is arranged at the middle part of the cross beam and comprises a lifting eye plate, and the lifting eye plate is provided with a shaft hole. A pin shaft is penetrated through the shaft hole to connect the hoist with a hook pulley component of a crane. The hoist can be directly connected with a crane jib, the hoist cancels a sling for connecting the cross beam with a crane hook used above the cross beam and the crane hook in the prior art, reduces the hoisting height of equipment, therefore reduces the length of the crane jib pole needed in equipment hoisting, fully exerts and increases the rated hoisting capability of the equipment. Meanwhile, the hoist for hoisting equipment also reduces the construction preparation workload before equipment hoisting, reduces the friction between the sling and the equipment lifting eye in equipment hoisting, prevents the sling from abrasion, and is beneficial to hoisting safety.

Description

A kind of equipment hoisting suspender

Technical field

The utility model relates to the hoisting and hanging field, specifically refers to a kind of equipment hoisting suspender.

Background technology

In equipment hoisting, for the stress condition that improves equipment, the equipment that prevents are out of shape, are convenient to lifting etc., generally all need to be provided with the accessory appliances of hanging beam as equipment hoisting, at present, in the equipment hoisting camp site, when utilizing the hoisting crane hanging device, used hanging beam is three kinds of versions listing among People's Republic of China's petroleum chemical industry standard " main equipment hoisting engineering construction technology standard " SH/T3515-2003, i.e. tube-sheet type hanging beam, support type hanging beam and adjustable-length hanging beam.As Fig. 1, Fig. 2 and shown in Figure 3.

When utilizing above hanging beam hanging device, the hanging beam top need be provided with hoist cable and be connected with the suspension hook of hoisting crane, is certain included angle between two hoist cables above the hanging beam, and the hoist cable below the hanging beam is connected with the equipment hanger.The hanging beam top is provided with hoist cable and has been equivalent to additive incrementation by the hoisting height of hanging device, and the hoisting height of equipment is high more, and device diameters is big more, and the required armed lever length of hoisting crane also will be long more during hanging device.And the specified hoisting and hanging ability of hoisting crane is inversely proportional to the crane jib pole length, be that armed lever length is long more, the specified hoisting and hanging ability of hoisting crane is just more little, also just is unfavorable for giving full play to the hoisting and hanging ability of hoisting crane more, causes the waste of hoisting crane lifting ability.The on-site hoisting scheme drawing as shown in Figure 4.

In the prior art, hanging beam and by the hoist cable that is adopted between the hanging device in equipment lifting process and the friction that is produced between the equipment hanger bigger, hoist cable and equipment hanger are all had certain damage, influence lifting safety.

Summary of the invention

Technical problem to be solved in the utility model is that the present situation at prior art provides and need not use suspension hook and hoist cable can carry out the equipment hoisting instrument of equipment hoisting between a kind of hoisting crane and the hanging beam.

Another technical matters to be solved in the utility model is that the present situation at prior art provides a kind of equipment hoisting instrument that can reduce frictionally damage between hoist cable and the equipment hanger greatly.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: this equipment hoisting suspender, comprise crossbeam, and crossbeam is provided with hanger, it is characterized in that described hanger is arranged on the middle part of described crossbeam; Described hanger comprises shackle plate, and shackle plate is provided with axis hole, and bearing pin passes axis hole suspender is connected on the lifting hook pulley group assembly of hoisting crane.

Suspender provided by the utility model can be cancelled employed connection crossbeam and crane hook are used above the prior art center member the hoist cable and the suspension hook of hoisting crane when equipment hoisting, with the lifting hook pulley group assembly direct connection of bearing pin with suspender of the present utility model and crane jib club head, reduced the hoisting height of equipment, thereby reduced the length of the needed hoisting crane armed lever of hanging device, given full play to and improved the specified lifting ability of hoisting crane; Also can reduce simultaneously the preceding construction preparation work capacity of equipment hoisting, the friction when reducing equipment hoisting between hoist cable and the equipment hanger prevents that hoist cable is worn, and is beneficial to ensure lifting safety.

In order to make the utility model can adapt to different lifting hook pulley group assemblies, axis hole on the described shackle plate can be elongated or circular, the axis hole of described circle has a plurality of and is arranged at interval on the same straight line and detouchable is arranged, and can be fixed on hanger backplate on the shackle plate after the described axis hole displacement in the arranged outside of shackle plate, and described hanger backplate is provided with and the suitable hole of described bearing pin.Described bearing pin passes the lifting hook pulley group assembly that is connected hoisting crane behind the axis hole on hole and the shackle plate on the hanger backplate after the hanger backplate is spacing.

Preferably, described shackle plate can have 4, in twos relatively and be symmetricly set on the middle part of described crossbeam.When this structure can avoid axis hole long and have influence on the intensity of shackle plate; The quantity of shackle plate can specifically be set according to the structure of bonded assembly crane hook assembly pulley assembly, can be 2,4,6 or the like.

The echelon form box-structure that described crossbeam is big up and small down is welded by the steel plate assembly unit usually.

The two ends of described crossbeam are provided with for twining the roll wheel assembly that hangs usefulness with equipment hanger bonded assembly hoist cable.Hoist cable is arranged on the roll wheel assembly, can reduces equipment friction between hoist cable and the equipment hanger in hoisting process effectively, thereby reduce damage hoist cable and equipment hanger.

Preferably, described roll wheel assembly can comprise roller mount, is fixed on the roller shaft in the roller mount and is through roller on the roller shaft.

In order to make suspender of the present utility model can adapt to the lifting of different size equipment, the both ends of described crossbeam can be arranged at intervals with a plurality of holes at the upper surface of crossbeam; Described roller mount can comprise base plate and the two blocks of side plates that are oppositely arranged that are fixed on the described base plate; Described base plate is provided with and the suitable screw in described hole, and described base plate removably is fixed on the two ends of described crossbeam by bolt.Like this, for the lifting of different size equipment, as long as according to treating that the position of the size adjustment roll wheel assembly of hanging device is fixed on beam surface upper with bolt with roll wheel assembly then.

Preferably, can be provided with 1-3 roller shaft in the described roller mount.

For 1-3 roller shaft, the axial line of described each roller shaft can be parallel to the upper surface of described crossbeam.

Compared with prior art, the utility model is directly connected to the hanger of suspender on the lifting hook pulley group assembly of hoisting crane, removed the hoist cable that is arranged in the prior art between crossbeam and the crane hook, reduced the length of hoisting height and hoisting crane armed lever, can give full play to the lifting ability of hoisting crane, also can reduce the preceding construction preparation work capacity of equipment hoisting simultaneously; Simultaneously because the setting of roll wheel assembly, reduced the friction between the hoist cable and equipment hanger in the equipment hoisting process, prevent that hoist cable and equipment hanger are worn, be beneficial to and ensure and lift safety.The utility model relatively is fit to need the upright tower kind equipment of lifting after lifting attitude for sleeping in is transported to the lifting scene, is suitable for too not needing upright equipment.

Description of drawings

Fig. 1 is the planar structure scheme drawing of tube-sheet type hanging beam in the utility model background technology;

Fig. 2 is the planar structure scheme drawing of support type hanging beam in the utility model background technology;

Fig. 3 is the planar structure scheme drawing of adjustable-length hanging beam in the utility model background technology;

Fig. 4 is the plan sketch of actual lifting in the utility model background technology;

Fig. 5 is the perspective view of the utility model embodiment;

Fig. 6 is the birds-eye view of Fig. 5;

Fig. 7 is the front view of Fig. 5;

Fig. 8 is the cutaway view along A-A line among Fig. 7;

Fig. 9 is the perspective view of roll wheel assembly among the utility model embodiment;

Figure 10 is the birds-eye view of Fig. 9;

Figure 11 is the front view of Fig. 9;

Figure 12 is the cutaway view along B-B line among Figure 11;

Figure 13 is the actual hoisting process scheme drawing of the utility model embodiment.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

To shown in Figure 12, this equipment hoisting comprises with suspender as Fig. 5:

Crossbeam 1, big up and small down echelon form box-structure is welded by the steel plate assembly unit.The two ends of crossbeam 1 upper surface are provided with two row's screws 11 evenly and at intervals.

Hanger 2, comprise shackle plate 21, shackle plate 21 in the present embodiment has four, relative in twos, be symmetricly set on the middle part of crossbeam 1, shackle plate 21 is provided with axis hole 22, and the shackle plate outside in the present embodiment also is provided with hanger enforced loop plane 23, the shackle plate inboard also is provided with hanger and strengthens gusset 24, to increase the intensity of hanger.Do not need special setting under the hanger enforced loop plane and strengthen gusset and can be provided with, or situation that lifting weight is slightly little enough in shackle plate intensity according to the actual conditions of lifting and the intensity of shackle plate.Axis hole 22 in the present embodiment is a circular hole.Applicable scope according to suspender can also be designed to strip shape with this axis hole, outside shackle plate, add a detouchable hanger backplate, offer the hole suitable on the hanger backplate with bearing pin, by the hanger backplate bearing pin is fixed on the above shackle plate of hanger backplate and is provided with lifting hole(eyelet), bearing pin passes lifting hole(eyelet) and hanger is connected on the lifting hook pulley group of hoisting crane; Axis hole along strip moves the hanger backplate to the distance between the position-adjustable fixed pin shaft that is fit to, thereby is fit to the pulley assembly of different suspension hooks.

Bearing pin 3 is used to connect hanger 2 and crane hook assembly pulley assembly.

Roll wheel assembly 4 comprises two, is separately positioned on the two ends of crossbeam 1 upper surface; Comprise roller mount 41, be fixed on the roller shaft 42 in the roller mount 41 and be through roller 43 on the roller shaft 42.Roller shafts 42 in each roller mount 41 have two, the equal diameters of these two roller shafts, and the axial line of each roller shaft all is parallel to the upper surface of crossbeam, and each roller shaft is worn a roller.Roller mount 41 comprises base plate 411 and the two blocks of side plates 412 that are oppositely arranged that are fixed on the described base plate 411; Base plate 411 is provided with the suitable screw of screw 11 on the crossbeam, and bolt passes the two ends that screw on base plate and the crossbeam removably is fixed on roll wheel assembly 4 crossbeam.

Adopt 1250 tons of hoisting cranes of CC8800 type, above-mentioned suspender is used for the lifting of equipment 5, as shown in figure 13.The lifting step is as follows:

(1), adjusts roll wheel assembly to suitable position, with the roll wheel assembly bolt and nut fix in position at crossbeam 1 two ends according to the size of want hanging device.

(2) with the suspension hook on the hoisting crane armed lever 9 head lifting hook pulley group assemblies 8 and fixedly the bearing pin of suspension hook pull down.

(3) suspender is docked with crane jib club head lifting hook pulley group assembly, bearing pin 3 is penetrated axis hole on the shackle plate of crossbeam middle part top, suspender and crane jib club head assembly pulley assembly are coupled together.

(4) on the roll wheel assembly at crossbeam two ends, hang the hoist cable 7 that hanging device is used.

(5) hoist cable is connected with equipment hanger 6.

(6) equipment begins lifting, until equipment 5 hoisted in position.

(7) remove the lifting hoist cable.

(8) remove suspender or carry out the lifting of next part equipment.

Adopt suspender provided by the utility model, the lifting ability of maximizing ground performance hoisting crane is saved the preceding dead work of most of lifting, the suspender simple installation; Friction in the hoisting process reduces greatly, effectively guarantees lifting safety.

Claims

1. an equipment hoisting suspender comprises crossbeam, and crossbeam is provided with hanger, it is characterized in that described hanger is arranged on the middle part of described crossbeam; Described hanger comprises shackle plate, and shackle plate is provided with axis hole, and bearing pin passes on the lifting hook pulley group assembly that axis hole can be connected to suspender hoisting crane.

2. equipment hoisting suspender according to claim 1 is characterized in that the axis hole on the described shackle plate is elongated or circular, and the axis hole of described circle has a plurality of and is arranged on the same straight line at interval.

3. equipment hoisting suspender according to claim 1 is characterized in that described shackle plate has 4, relative in twos, as to be symmetricly set on described crossbeam middle part.

4. according to the described equipment hoisting suspender of the arbitrary claim of claim 1 to 3, it is characterized in that the echelon form box-structure that described crossbeam is big up and small down.

5. equipment hoisting suspender according to claim 4, the two ends that it is characterized in that described crossbeam are provided with and are used to connect the roll wheel assembly for the treatment of hanging device.

6. equipment hoisting suspender according to claim 5 is characterized in that described roll wheel assembly comprises roller mount, is fixed on the roller shaft in the roller mount and is through roller on the roller shaft.

7. equipment hoisting suspender according to claim 6 is characterized in that the both ends of described crossbeam are arranged at intervals with a plurality of holes on the upper surface of crossbeam; Described roller mount comprises base plate and the two blocks of side plates that are oppositely arranged that are fixed on the described base plate; Described base plate is provided with and the suitable screw in described hole, and described base plate removably is fixed on the two ends of described crossbeam by bolt.

8. equipment hoisting suspender according to claim 7 is characterized in that being provided with in the described roller mount 1-3 roller shaft.

9. equipment hoisting suspender according to claim 8 is characterized in that the upper surface of the axis parallel of described each roller shaft in described crossbeam.