CN207957515U

CN207957515U - Hook gear used for electric hoist

Info

Publication number: CN207957515U
Application number: CN201820298519.6U
Authority: CN
Inventors: 沈兵
Original assignee: Suzhou Coolift Heavy Industry Co Ltd
Current assignee: Suzhou Coolift Heavy Industry Co Ltd
Priority date: 2018-03-05
Filing date: 2018-03-05
Publication date: 2018-10-12
Anticipated expiration: 2028-03-05

Abstract

The utility model is related to a kind of hook gears used for electric hoist, pulley assembly and suspension hook including suspension hook frame, on the suspension hook frame, the pulley assembly includes two pulley blocks being symmetrical set, each pulley blocks include pulley spindle, at least two on pulley spindle pulleys disposed in parallel, spacing in each pulley blocks between the two neighboring pulley is equal, is arranged in splayed per symmetrical two pulleys.The utility model is simple in structure, easy to use, it is arranged in splayed per symmetrical two pulleys, each pulley is obliquely installed, convenient for being matched with the trend of steel wire rope, the distortion for avoiding steel wire rope, extends the service life of steel wire rope, and both ends and the suspension hook frame of each pulley spindle are fixed, the axis of pulley spindle is overlapped with the axis of pulley, is convenient for rotation of the pulley on pulley spindle.

Description

Hook gear used for electric hoist

Technical field

The utility model is related to a kind of electric block more particularly to a kind of hook gears used for electric hoist.

Background technology

Suspension hook is the fastening means in hoisting operation, is played an important roll in hoisting machinery, and pulley assembly is mounted on one In a frame, steel wire rope is arranged on pulley assembly, steel wire rope coordinates with reel, and suspension hook is fixed on frame, motor driving rolling Reel rotates, and is promoted weight through suspension hook by steel wire rope.The pulley blocks of existing twin-spar construction include multiple pulleys, multiple Pulley is in " one " word arrangement, when reel rotates, since steel wire rope is the axis direction along reel on reel, and steel wire rope It is not straight down, can have certain offset with vertical direction, steel wire rope will be made to generate when steel wire rope coordinates with pulley Distortion, it is unfavorable to service life of steel wire rope.

Utility model content

The utility model overcomes the deficiencies in the prior art, provides a kind of hook gear used for electric hoist simple in structure.

In order to achieve the above objectives, the technical solution adopted in the utility model is：A kind of hook gear used for electric hoist, including Suspension hook frame, pulley assembly and suspension hook on the suspension hook frame, the pulley assembly include two be symmetrical set Pulley blocks, each pulley blocks include pulley spindle, at least two on pulley spindle pulleys disposed in parallel, often Spacing in a pulley blocks between the two neighboring pulley is equal, is set in splayed per symmetrical two pulleys It sets.

In one preferred embodiment of the utility model, hook gear used for electric hoist further comprises that the suspension hook frame includes Two support plates of two two side plates, connection side plates being oppositely arranged.

In one preferred embodiment of the utility model, hook gear used for electric hoist further comprise described two side plates it Between be connected at least two bracing pieces.

In one preferred embodiment of the utility model, hook gear used for electric hoist further comprise two side plates it Between be connected with partition board.

In one preferred embodiment of the utility model, hook gear used for electric hoist further comprises that the partition board includes the One splayed partition body, the second splayed partition body and connection the first splayed partition body and the second splayed partition body erect Straight baffle body.

In one preferred embodiment of the utility model, hook gear used for electric hoist further comprise two side plates it Between be fixed with lifting beam with hook, the upper end of the suspension hook passes through the lifting beam with hook and is fixed with hook nut.

In one preferred embodiment of the utility model, hook gear used for electric hoist further comprises being arranged on the suspension hook There is safety screen.

In one preferred embodiment of the utility model, hook gear used for electric hoist further comprises each pulley blocks Including three pulleys.

The utility model solves defect present in background technology, and the utility model is simple in structure, easy to use, per left Right symmetrical two pulleys are arranged in splayed, and each pulley is obliquely installed, and convenient for being matched with the trend of steel wire rope, avoids steel The distortion of cord extends the service life of steel wire rope, and both ends and the suspension hook frame of each pulley spindle are fixed, the axis and cunning of pulley spindle The axis of wheel overlaps, and is convenient for rotation of the pulley on pulley spindle.

Description of the drawings

The utility model is further illustrated with reference to the accompanying drawings and examples.

Fig. 1 is the structural schematic diagram of the preferred embodiment of the utility model；

Fig. 2 is the sectional view along A-A of Fig. 1；

Fig. 3 is the B-B direction sectional view of Fig. 2；

Fig. 4 is the structural schematic diagram of the pulley spindle of the preferred embodiment of the utility model；

In figure：10, suspension hook frame, 12, suspension hook, 14, pulley blocks, 16, pulley spindle, 18, pulley, 20, side plate, 22, support plate, 24, bracing piece, 26, partition board, the 28, first splayed partition body, the 30, second splayed partition body, 32, vertical clapboard body, 34, hang Hook crossbeam, 36, hook nut, 38, safety screen.

Specific implementation mode

The utility model is described in further detail presently in connection with drawings and examples, these attached drawings are simplified Schematic diagram only illustrates the basic structure of the utility model in a schematic way, therefore it only shows structure related with the utility model At.

As shown in Figure 1-Figure 3, a kind of hook gear used for electric hoist, including suspension hook frame 10, on suspension hook frame 10 Pulley assembly and suspension hook 12, pulley assembly include two pulley blocks 14 being symmetrical set, and each pulley blocks 14 include pulley Axis 16, at least two on pulley spindle 16 pulleys 18 disposed in parallel, two neighboring pulley 18 in each pulley blocks 14 Between spacing it is equal, per symmetrical two pulleys 18 in splayed setting, each pulley 18 is obliquely installed, and is convenient for and steel The trend of cord matches, and avoids the distortion of steel wire rope, extends the service life of steel wire rope.For the ease of pulley 18 in pulley spindle The two axial ends 19 of rotation on 16, each pulley spindle 16 are fixed with suspension hook frame 10, the axis of the axis and pulley 18 of pulley spindle 16 Line overlaps.The preferably each pulley blocks 14 of the utility model include three pulleys 18.

The preferred suspension hook frame 10 of the utility model includes two side plates 20 being oppositely arranged, connects two branch of two side plates 20 Fagging 22, support plate 22 is in [shape, two support plates 22 are symmetrical arranged, and the elongated surfaces of 18 axial plane of each pulley intersect with side plate 20.

In order to improve the intensity of suspension hook frame 10, at least two reinforcements are connected between the utility model preferably two side plates 20 Bar 24.

For the ease of two pulley blocks 14 are separated subfield arrangement, avoid more steel wire ropes rotating around in multiple pulleys 18 Entwining when upper is connected with partition board 26 between the utility model preferably two side plates 20.Further preferred partition board 26 includes first Splayed partition body 28, the second splayed partition body 30 and the first splayed partition body 28 of connection and the second splayed partition body 30 vertical clapboard body 32, the narrow end of the narrow end of the first splayed partition body 28 and the second splayed partition body 30 respectively with vertically The both ends of partition body 32 are connected.

Lifting beam with hook 34 is fixed between the utility model preferably two side plates 20, the upper end of suspension hook 12 passes through lifting beam with hook 34 and it is fixed with hook nut 36.

In order to avoid suspended item is fallen from suspension hook 12, safety screen is provided on the preferred suspension hook of the utility model 12 38, safety screen 38 can be rotated and be resetted.

As shown in Figure 3, Figure 4, the two axial ends 19 of the utility model preferably each pulley spindle 16 are both provided with step notch group, Each step notch group includes upper and lower two symmetrically arranged step notches 40, and the two axial ends 19 of each pulley spindle 16 are respectively clamped into In two side plates 20,20 part of side plate is stuck on step notch 40, and pulley spindle 16 is limited, convenient for determining to pulley spindle 16 Position, stability is high, so that the direction of pulley 18 also limits, further increases the service life of steel wire rope, each side plate 20 Lateral surface is fixed there are two connecting plate 42, and connecting plate 42 and the shaft end 19 of pulley spindle 16 are fixed.

It is above enlightenment according to the desirable embodiment of the utility model, through the above description, related personnel is complete Various changes and amendments can be carried out in the range of without departing from this item utility model technological thought.This item utility model Technical scope be not limited to the contents of the specification, it is necessary to determine the technical scope according to the scope of the claims.

Claims

1. a kind of hook gear used for electric hoist, including suspension hook frame, pulley assembly and suspension hook on the suspension hook frame, It is characterized in that：The pulley assembly includes two pulley blocks being symmetrical set, and each pulley blocks include pulley spindle, peace At least two pulleys disposed in parallel on the pulley spindle, each in the pulley blocks between the two neighboring pulley Spacing it is equal, per symmetrical two pulleys in splayed setting.

2. hook gear used for electric hoist according to claim 1, it is characterised in that：The suspension hook frame includes being oppositely arranged Two side plates, connect two side plates two support plates.

3. hook gear used for electric hoist according to claim 2, it is characterised in that：It is connected between described two side plates At least two bracing pieces.

4. hook gear used for electric hoist according to claim 2, it is characterised in that：It is connected between two side plates Partition board.

5. hook gear used for electric hoist according to claim 4, it is characterised in that：The partition board includes the first splayed Partition body, the second splayed partition body and the vertical clapboard for connecting the first splayed partition body and the second splayed partition body Body.

6. hook gear used for electric hoist according to claim 2, it is characterised in that：It is fixed between two side plates The upper end of lifting beam with hook, the suspension hook passes through the lifting beam with hook and is fixed with hook nut.

7. hook gear used for electric hoist according to claim 1, it is characterised in that：It is provided with safety dog on the suspension hook Plate.

8. hook gear used for electric hoist according to claim 1, it is characterised in that：Each pulley blocks include three The pulley.