CN202265354U

CN202265354U - Novel stage crane

Info

Publication number: CN202265354U
Application number: CN2011202620068U
Authority: CN
Inventors: 程英; 程明; 陶磊; 方小山; 叶少白
Original assignee: Anhui Jingying Machinery Manufacturing Co Ltd
Current assignee: Anhui Jingying Machinery Manufacturing Co Ltd
Priority date: 2011-07-24
Filing date: 2011-07-24
Publication date: 2012-06-06
Anticipated expiration: 2021-07-24

Abstract

The utility model discloses a novel stage crane, which is composed of a reducer, a motor, a rotary drum, a self aligning bearing, a chain wheel pair, a bearing fixing support, a turn number memorizer, a memorizer support, a tripping preventing rod, a tripping preventing rod support, a crane base and a steel wire rope. The rotary drum is driven by the motor through the reducer to obtain forward rotating or reversed rotating. By means of the technical scheme, the novel stage crane is compact in structure, small in installing space, low in noise, high in double braking safety and capable of achieving single-layer winding, automatic wiring, multi-point hoisting and mechanical memorizing of turn number of the rotary drum, avoids possibility of friction during a winding process of the steel wire rope, prolongs service life of the steel wire rope, simultaneously avoids a groove messing phenomenon during the winding process of the steel wire rope, and can obtain digital control conveniently.

Description

A kind of novel stage loop wheel machine

Technical field

The utility model relates to a kind of stage loop wheel machine, especially relate to a kind of novel stage loop wheel machine of realizing winding of single layer, rope arranging automatically, multiple spot lifting, the rote memory cylinder number of turns, two brakings.

Background technology

At present; What have in the known stage loop wheel machine version is similar to winch for building, and cylinder adopts tubing to make, and steel rope can twine in the multilayer stack; The ground floor steel rope is unordered winding on cylinder; Second layer steel rope may be expressed in the ground floor steel rope slit, occurs friction between the crumpling process steel rope, can shorten steel rope service life; Safety misadventure appears in the disconnected steel rope that can rub when serious; And stack is twined because steel rope is multilayer for multiple wraps technology, the turn diameter of each layer wirerope diameter d1 that need superpose, and the total length L that therefore is wound into steel rope on the cylinder and diameter of cylinder d just are not the relation of simple L=л d; Ground floor is wound into rope capacity L1=л d on the cylinder, and the second layer is wound into rope capacity L2=л (d+ d1) on the cylinder ... Be wound into the length overall L=L1+L2 of cylinder steel rope ... This stage loop wheel machine is not easy to digital control.

Summary of the invention

For overcoming the defective of prior art, the purpose of the utility model is to provide a kind of novel stage loop wheel machine, this loop wheel machine compact conformation; Installing space is little, and noise is low, and the double brake safety performance is high; Can realize winding of single layer, rope arranging automatically, multiple spot lifting, the rote memory cylinder number of turns, stopped the possibility that rubbing appears in steel rope in winding process, prolong the service life of steel rope; Avoided steel rope random groove phenomenon in winding process, to occur simultaneously, can more convenient realization digital control.

For achieving the above object; The technical scheme that the utility model technical solution problem adopts is: a kind of novel stage loop wheel machine; Comprise reductor, the motor, cylinder and the steel rope that link to each other with the deceleration arbor, this loop wheel machine also comprises tilting bearing, chain wheel pair, bearing fixing support, number of turns memory, memory support, anti-pogo stick, anti-jump shaft bar, loop wheel machine base; One end of said cylinder is direct-connected through axle and reductor endoporus, and the other end is connected with tilting bearing through axle, is provided with the semicircle plug helix around the said cylinder, at some steel ropes of semicircle plug helix internal fixation of cylinder; Said tilting bearing is fixedly installed on above the bearing fixing support, and bearing fixing support and loop wheel machine base are fixed; The termination of the said tilting bearing outside, cylinder is provided with chain wheel pair; Chain wheel pair is made up of drive sprocket and driven sprocket; Drive sprocket is fixed on the drum shaft in the tilting bearing outside, and driven sprocket is fixedly mounted on the termination of number of turns memory through axle, and drive sprocket is connected with driven sprocket through chain; Number of turns memory is fixed on above the memory support, and memory support and loop wheel machine base are fixed;

The said outside at cylinder is provided with the steel rope anti-bouncing device; Anti-bouncing device comprises anti-pogo stick and anti-jump shaft bar; Said anti-jump shaft bar is captiveed joint with loop wheel machine ground seat, and said anti-jump shaft bar bottom is provided with u type groove, is provided with rotating shaft at anti-pogo stick two ends; Said anti-pogo stick one end flexibly connects through rotating shaft and anti-jump shaft bar, and the other end is movable fixing through rotating shaft and bearing.

Said reductor is the self-locking speed-down machine, and motor is the braking variable-frequency motor.

In technique scheme, the entire equipment compact conformation, installing space is little.Can realize winding of single layer, rope arranging automatically, multiple spot lifting, the rote memory cylinder number of turns; Around cylinder, be provided with the semicircle plug helix,, can realize winding of single layer at some steel ropes of semicircle plug helix internal fixation of cylinder; The friction of having stopped in the steel rope winding process maybe; Prolonged the service life of steel rope, steel rope can be along the outside semicircle plug helix of cylinder rope arranging automatically, the random groove phenomenon of having avoided steel rope in winding process, to occur in addition; And can realize the required light of multiple spot lifting performance, a piece of scenery, curtain etc. at the fixing some steel ropes of cylinder; In addition, the utility model is because be the winding of single layer steel rope, and the steel rope length overall of twining on the cylinder becomes the linear relationship of L=л d all the time with diameter of cylinder; Can more convenient realization digital control; The self-locking speed-down machine is prepared the braking variable-frequency motor outward simultaneously, realizes double brake, and safety performance is higher.

Description of drawings

Fig. 1 is the structural representation of a kind of novel stage loop wheel machine of the utility model;

Fig. 2 is the birds-eye view of Fig. 1;

Fig. 3 is the left view of Fig. 1;

Fig. 4 is anti-pogo stick and the structural representation of cylinder in a kind of novel stage loop wheel machine of the utility model;

Fig. 5 is A-A cutaway view of Fig. 4;

Fig. 6 is the structural representation that amplify at the B place among Fig. 4.

The specific embodiment

Below in conjunction with accompanying drawing a kind of novel stage loop wheel machine of the utility model is described further.

Visible by Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6; A kind of novel stage loop wheel machine of present embodiment; Comprise reductor 1, with 1 motor that links to each other 2 of reductor, cylinder 3, tilting bearing 4, chain wheel pair 5, bearing fixing support 6, number of turns memory 7, memory support 8, anti-pogo stick 9, anti-jump shaft bar 10, loop wheel machine base 11 and steel rope 14.

Fig. 1, Fig. 2, shown in Figure 3; One end of cylinder 3 is direct-connected through axle and reductor 1 endoporus; The other end is connected with tilting bearing 4 through axle, and cylinder 3 is driven through reductor 1 by motor 2, realizes forward or reverse; Fixing some steel ropes 14 on cylinder 3 can be realized the required light of multiple spot lifting performance, a piece of scenery, curtain etc.

Fig. 5, shown in Figure 6 is provided with the semicircle plug helix around the cylinder 3, at some steel ropes of semicircle plug helix internal fixation 14 of cylinder 3; Cylinder 3 rotations drive steel rope 14 folding and unfoldings, and folding and unfolding process steel rope 14 is arranged along the semicircle plug helix automatically in order, and folding and unfolding process steel rope can not rub; Prolonged the service life of steel rope 14; And this simple structure can improve the safety performance of stage loop wheel machine, in addition, on cylinder 3, can realize winding of single layer steel rope 14; Steel rope 14 length overalls of twining on the cylinder 3 become the linear relationship of L=л d all the time with the diameter of cylinder 3, can more convenient realization digital control.

Fig. 1, Fig. 2, shown in Figure 3; Tilting bearing 4 is fixedly installed on above the bearing fixing support 6, and bearing fixing support 6 and loop wheel machine base 11 are connected through bolt, are provided with chain wheel pair 5 in the termination of tilting bearing 4 outsides, cylinder 3; Chain wheel pair 5 is made up of drive sprocket 12 and driven sprocket 13; Drive sprocket 12 is fixed on the axle of cylinder 3 in tilting bearing 4 outsides, and driven sprocket 13 is fixedly mounted on the termination of number of turns memory 7 through axle, and drive sprocket 12 is connected with driven sprocket 13 through chain; Drive sprocket 12 in the cylinder 3 rotating band movable sprockets secondary 5 rotates simultaneously; The rotating tee of drive sprocket 12 is crossed chain and is driven driven sprocket 13 rotations in the chain wheel pair 5, and driven sprocket 13 rotating band moving-coils are counted memory 7, realize digital control.Number of turns memory 7 is fixed on above the memory support 8, and memory support 8 and loop wheel machine base 11 are connected through bolt.

Fig. 2, Fig. 4, Fig. 5, shown in Figure 6 are provided with the steel rope anti-bouncing device in the outside of cylinder 3, and anti-bouncing device comprises anti-pogo stick 9 and anti-jump shaft bar 10; Anti-jump shaft bar 10 is captiveed joint with loop wheel machine ground seat 11, and anti-jump shaft bar 10 bottoms are provided with u type groove, can regulate the distance between anti-pogo stick 9 and the steel rope 14; Be provided with rotating shaft at anti-pogo stick 9 two ends, anti-pogo stick 9 one ends are connected with anti-jump shaft bar 10 through rotating shaft, and the other end is connected with bearing through rotating shaft; Like this; Anti-pogo stick 9 can freely rotate, and the distance between this anti-bouncing device and the cylinder 3 can be adjusted to the diameter that equals steel rope, realizes steel rope arrangement in order automatically.

In the present embodiment, reductor 1 is the self-locking speed-down machine, and motor 2 is the braking variable-frequency motor, has strengthened the safety performance of the stage loop wheel machine of present embodiment more.

Claims

1. novel stage loop wheel machine; Comprise reductor (1), the motor (2), cylinder (3) and the steel rope (14) that link to each other with reductor (1) axle, it is characterized in that: also comprise tilting bearing (4), chain wheel pair (5), bearing fixing support (6), number of turns memory (7), memory support (8), prevent pogo stick (9), anti-jump shaft bar (10), loop wheel machine base (11); One end of said cylinder (3) is direct-connected through axle and reductor (1) endoporus; The other end is connected with tilting bearing (4) through axle; Be provided with the semicircle plug helix around the said cylinder (3), at some steel ropes of semicircle plug helix internal fixation (14) of cylinder (3); Said tilting bearing (4) is fixedly installed on above the bearing fixing support (6), and bearing fixing support (6) is fixing with loop wheel machine base (11); The termination of said tilting bearing (4) outside, cylinder (3) is provided with chain wheel pair (5); Chain wheel pair (5) is made up of drive sprocket (12) and driven sprocket (13); Drive sprocket (12) is fixed on cylinder (3) axle in tilting bearing (4) outside; Driven sprocket (13) is fixedly mounted on the termination of number of turns memory (7) through axle; Drive sprocket (12) is connected with driven sprocket (13) through chain, and number of turns memory (7) is fixed on above the memory support (8), and memory support (8) is fixing with loop wheel machine base (11);

The said outside at cylinder (3) is provided with the steel rope anti-bouncing device; Anti-bouncing device comprises anti-pogo stick (9) and anti-jump shaft bar (10); Said anti-jump shaft bar (10) is captiveed joint with loop wheel machine ground seat (11), and said anti-jump shaft bar (10) bottom is provided with u shape groove, is provided with rotating shaft at anti-pogo stick (9) two ends; Said anti-pogo stick (9) one ends flexibly connect through rotating shaft and anti-jump shaft bar (10), and the other end is movable fixing through rotating shaft and bearing.

2. a kind of novel stage loop wheel machine according to claim 1 is characterized in that: said reductor (1) is the self-locking speed-down machine, and motor (2) is the braking variable-frequency motor.