CN2103542U

CN2103542U - Lift type elevator

Info

Publication number: CN2103542U
Application number: CN 91225310
Authority: CN
Inventors: 颜家倦
Original assignee: Individual
Current assignee: Individual
Priority date: 1991-09-17
Filing date: 1991-09-17
Publication date: 1992-05-06

Abstract

The utility model relates to a lift type elevator for conveying materials vertically at building site. Characteristics of the lift type elevator are that the elevator is arranged in the staircase in converse and three parallel steel cables (2) are used to pass rope wheels (3), (4), a contact wheel (15), a driving wheel (16), a contact wheel (12), rope wheels (5), (6) in turn to connect with two hanging fences (1), (11). An electric motor (17) is connected with a cycloid pinwheel planetary reducer (20) by a rubber rod elastic coupling (18) to compose a transmission mechanism which is installed on the middlemost base (14) of the machine frame. The output shaft of the reducer with the driving wheel (16) during work process becomes a rope wheel machine while becoming a capstan engine for mounting or dismounting the machine frame if the output shaft of the reducer is provided with a reel drum.

Description

Lift type elevator

The utility model is a kind of Elevator gig that is used for vertical transport material on the building ground.

Generally adopt the winding type gig on the building ground at present, the two hurdle gig structures that hang of winding type are as Fig. 5.Among the figure 26, the single groove rope sheave of 27--, 28--hangs the hurdle, 29--deflection sheave, 30--steel rope, 31--cable drum.One end of steel rope 30 is cemented on the reel 31 of winch, and through deflection sheave 29, behind the single

groove rope sheave

26,27 on the upper frame, the other end ties up to and hangs on the hurdle 28.Two are hung the hurdle respectively by a winch control.This gig structure is simple, low cost and can carry out the mounting or dismounting of frame by means of the self-chambering gin pole with winch.But be absolutely unsafe,, rope take place easily broken and hang the accident such as rush to summit of blocking because have only steel cable.

Then most half Elevator gigs that adopt manufacturer production such as Yiyang Elevator Factory in the Lingling Prefecture, Hunan Province, aufbauprinciple is roughly as Fig. 6.Among the figure: 32,41--hangs the hurdle, 33--steel rope, 34,35,36,37--three-flute rope sheave, the single groove rope sheave of 38--, the 39--steel rope, 40--reel, 42--movable pulley, the 43--rim pulley, 44--driven sheave, 45,46, the 47--deflection sheave.Three arranged side by side steel ropes 33 from the top of rim pulley 43 around going into, take turns 43 from the top around becoming owner of running rope again after walking around driven sheave 44, lay out from the bottom of rim pulley 43, pass through deflection sheave 45, movable pulley 42, deflection sheave 46 successively, after being contained in the three-

flute pulley

35,34 on the upper frame, the termination ties up to hangs on the hurdle 32, and the other end ties up to and hangs on the hurdle 41, successively through three-

flute rope sheave

37,36 and the deflection sheave 47 laggard running rope wheels 43 of becoming owner of.After the building level raise, steel rope 33 will shorten in the length of frame outside, and this is to shake handle by manpower, rotated by gear and made reel 40 rotations, and steel rope 39 is realized around pull-up movable pulley 42 to reel 40.This gig at first sight, has three steel ropes, and is safe and reliable, also can not rush to summit.But after all, it still uses steel cable 39, although steel rope 39 usefulness slightly, the hidden danger of accident still exists, because have horizontal towing tension on the limited length of gathering steel rope 39 and the frame, the hoisting depth of this gig is generally 24 meters to 32 meters, owing to there is not electric winch, by manpower winch 40 dress folding frames, labour intensity is big.

The construction elevator of manufacturer production such as Shanghai Elevator Factory is safe and reliable, and it is to make by the rack-and-gear transmission to hang the hurdle lifting, and its middle gear is installed on the driving device that hangs on the top, hurdle, and tooth bar is installed on the frame.In addition, it links to each other with three steel ropes with balance iron hanging the hurdle, not only reduces gear transmission power but also guarantee safety.Owing to will process a large amount of tooth bars, so price is very expensive.

Can design and manufacture a kind of gig, result of use be identical with construction elevator, is cost the same with the winding type gig? this is a purpose of this utility model.

The purpose of this utility model is to provide a kind of safe and reliable, simple in structure, easy to manufacture, easy to use, low-cost gig of dress folding exactly.

Principal character of the present utility model is the elevator upside-down mounting stair case, and a driving device that is enclosed within the rope sheave machine of doing in the use, uses as winch when the mounting or dismounting frame is arranged.

Accompanying drawing 1 is the structural representation of Elevator gig.Among the figure: 1,11--hangs the hurdle, 2--steel rope, 3,4,5,6--three-flute rope sheave, 7--upper frame, the vertical rod of 8--standard knot, 9--standard knot web member, 10--standard knot connection box, 12, the 15--contact roller, the 13--support, 14--base, 16--rim pulley.

The utility model is achieved in that three steel rope 2 head ends arranged side by side tie up to and hangs on the hurdle 1, walk around and walk around contact roller 15 again behind the three-

flute rope sheave

3,4 that is contained on the upper frame 7 and enter rim pulley 16, on the rim pulley 16 around on one the circle after again around going into contact roller 12, after upwards walking around three-

flute rope sheave

5,6 successively, end ties up to and hangs on the hurdle 11.Make driving wheel 16 rotation, the frictionally transmission just can make one to hang on the hurdle and rise, and another hangs hurdle decline.As cancel three-

flute rope sheave

3,4,5,6 and turn around and see it is the stair case elevator.

The every rising one deck of building, the length of three steel ropes 2 just will be adjusted once, at this moment hangs the hurdle to one and is parked on the ground, on frame, hang up one and pull Hu Lu, another is hung the hurdle hang high one deck, carry out the dismounting of steel cable clamp, remaining steel rope is placed on around volume and hangs on the top, hurdle.

Frame is made up of some joint standard knots, standard knot web member 9 adopts the scaffolding steel pipe of 48 millimeters of external diameters, can be connected as a single entity frame with scaffold clamp and steel pipe scaffold or adhere to wall, the horizontal towing tension that the steel rope that this in addition gig is not laterally pulled out from frame produces, thereby look the size of the length of side of the size of standard knot vertical rod 8 used channel-section steels and standard knot connection box 10, hoisting depth can reach 60 meters to 80 meters.

Accompanying drawing 2 is driving device scheme drawings of Elevator gig.Among the figure: 12,15-contact roller, 13--support, 16--rim pulley, 17--electrical motor, 18--rubber bar elastic coupling, 19--drg, 20--cycloidal pinwheel planetary gear speed reducer.Electrical motor 17 links to each other through elastic coupling 18 with cycloidal pinwheel planetary gear speed reducer 20, and rim pulley 16 is contained on the output shaft of retarder 20.Electrical motor 17, drg 19, retarder 20 and two

contact rollers

12,15 all are installed in forms the rope sheave machine on the support 13, be installed to by support 13 on the base 14 of gig again.Motor reel, input shaft of speed reducer, the output shaft floor area that is located along the same line is little, thereby whole rope sheave machine can be installed on the base 14 and make rim pulley 16 be positioned at the center of frame.

Rim pulley 16 is pulled down from the output shaft of retarder 20, changed the outfit and go up the cable drum that usefulness is installed, the rope sheave machine just becomes an electric winch, just can install and remove easily as the winding type gig by means of the self-chambering gin pole.

Fig. 3 is the cross-sectional view of rubber bar elastic coupling.Among the figure: 21--coupler core, 22--rubber bar, 23--brake wheel.Brake wheel 23 is contained on the motor reel, and coupler core 21 is contained on the input shaft of speed reducer, and the moment of torsion of electrical motor is passed to rubber bar 22 through brake wheel 23, promotes 21 rotations of coupler core by rubber bar 22 again.Because rubber bar is that profile is cut, the area of being sheared is big, so load-carrying capacity height, thereby it is safe and reliable, because the external diameter of coupler core 21 is littler than the hole less than the internal diameter and the rubber bar of brake wheel 23, thereby low to the right alignment requirement of motor shaft and reducer input shaft, support 13 can adopt group welding piece and needn't carry out machine up to reduce cost.

Accompanying drawing 4 is to hang hurdle and frame relative position scheme drawing.Among the figure: 1,11--hangs and blocks, the vertical rod of 8--standard knot, 10--standard knot connection box, 24--roller mount, 25--roller.Every is hung 4 rollers 25 is arranged on the hurdle, is installed to by roller mount 24 and hangs on the hurdle.Roller 24 can only be in the track of the standard knot vertical rod of making of channel-section steel scroll-up/down, all around direction all can not run off track, has guaranteed the stable and safety of this gig.

Compare with aforementioned several gigs, the Elevator gig has following advantage: owing to there are three steel ropes arranged side by side to hang the hurdle to two with driving wheel and link to each other through fixed pulley, contact roller, pulling force on the steel rope is hung the hurdle deadweight and the cornerite of rope on driving wheel limits, thereby safe and reliable; Owing to only replaced two winchs with 1 rope sheave machine simple in structure, price hangs than winding type is two that to block gig also cheap, only is equivalent to 1/4 of the equal construction elevator of setting height(from bottom); Because sky hangs when the hurdle descends and releases energy, thereby the lift heavy amount is big, energy saving; Because do not have horizontal towing tension on the frame, and can link to each other with steel pipe scaffold, setting height(from bottom) can reach 60 meters to 80 meters; Driving device is contained in the frame center, and floor area is little, and it is fluffy need not to set up winch, and operating personal is held button can select the observation place Long-distance Control; Because driving device can become winch, can take to install and remove the method mounting or dismounting frame of winding type gig; The machined piece of entire machine and all is the Vehicle Processing part of pulley and minor axis and so on seldom, thereby easy to manufacture, and neighbourhood factory, township and village enterprises all can produce; Comprise the self-chambering gin pole, reel, electric appliance box and steel rope are installed, the Elevator gig of 60 meters of setting height(from bottom)s, 1 ton of lift heavy amount, 36 meters of hoisting speed per minutes, total weight is 6.2 tons.

Claims

1, a kind of Elevator gig that is used for vertical transport material on the building ground, be primarily characterized in that a stair case elevator upside-down mounting, there is a cover to be installed on the base (14) of frame center, in use as the rope sheave machine, the driving device of when the mounting or dismounting frame, using as winch.

2, Elevator gig as claimed in claim 1, it is characterized in that walking around three-flute rope sheave (3), (4) that are contained on the upper frame (7) with three steel ropes arranged side by side (2), go up around a last circle at rim pulley (16) contact roller (15) back that is contained on the base (14), again through contact roller (12), rope sheave (5), (6) link to each other with (11) hanging hurdle (1).

3, Elevator gig as claimed in claim 1, it is characterized in that adopting cycloidal pinwheel planetary gear speed reducer (20), with rubber bar elastic coupling (18) input shaft of retarder (20) is linked to each other with electrical motor (17), driving wheel (16) is contained on the output shaft of retarder, electrical motor (17), drg (19), cycloidal pinwheel planetary gear speed reducer (20) and two contact rollers (12), (15) are contained in all that support (13) is gone up and form rope sheave machine in the use.And driving wheel (16) is positioned at the center of frame.

4, Elevator gig as claimed in claim 1 is characterized in that driving wheel (16) is loaded onto the installation reel after the output shaft of retarder (20) is pulled down, and driving device becomes the winch that the mounting or dismounting frame is used.