CN2065186U

CN2065186U - Rack-driven elevator

Info

Publication number: CN2065186U
Application number: CN 90201454
Authority: CN
Inventors: 杨葆璜
Original assignee: Individual
Current assignee: Individual
Priority date: 1990-02-09
Filing date: 1990-02-09
Publication date: 1990-11-07

Abstract

The utility model relates to a rack-driven elevator whose tower body is formed by assembling multiple tower sections. Both sides of each tower section are respectively provided with a rack to form two driving racks penetrating through the whole tower body from top to bottom; the top of the tower body is sheathed with a self elevating support frame for adjusting the height of the tower body; both sides of the tower body are respectively provided with an elevator; the self elevating support frame and the elevators totally form an engaging transmission with the racks of the tower body by gears; but each drive mechanism works independently. The utility model has the advantages of simple structure, low cost, one machine with multifunction, convenient loading and unloading, etc.

Description

RAck-driven elevator

The utility model relates to a kind of jacking system of rack driven, can be used as vertical transportation machinery and is applied to high-building construction ground, warehouse, workshop etc. and locates.It comprises the body of the tower be made up of the tower of more piece same structure joint, can be sleeved on the body of the tower from ascending branch shelf structure, the elevator structure that depends on the body of the tower lifting and decline brake equipment thereof.

The building ground is mostly used tower crane to match with the building elevator for skyscraper and is solved high-rise vertical transport problem at present.Because this form of construction work need be equipped with two kinds of construction machinery equipments simultaneously, must cause the shortcoming that the construction area area is big, cost of equipment is high, add tower crane vertical transport ability and ascending velocity and all be restricted, make the corresponding raising of low, the whole construction costs of mechanical Occupation coefficient.

" the Elevator tower crane " of Chinese patent bulletin (CN87200092U) provides a kind of and will deliver the vehicle for construction that elevator for people and cargoes and tower crane unite two into one for addressing the above problem.It is the body of the tower top adorning the hoisting crane body, below be furnished with a two elevator cage, elevator is to drive by being located at ground winch, depend on body of the tower master limb and move up and down.But the relevant regulations according to national elevator technology standard (JB816-74): the haulage cable of carrying, goods elevator must not be less than four.And four steel ropes horizontally twist in and drive the cage operation by winch on the reel and be difficult to realize.In addition, when tower head rises certainly, just cage must be fixed the back with the winch bird cage and decontrol steel rope, again steel rope taken off from track adjusting wheel.Operation is very difficult, dangerous and floor time is oversize like this.Just can not move from rising frame elevator when rising.And, use the winch bird cage, floor area is big, cost is high and the loading and unloading difficulty.

The utility model purpose is: overcome the deficiency of prior art, provide a kind of with transmission between wheel and rack, body of the tower rise certainly with the operation of elevator can carry out simultaneously simple in structure, can multi-purpose vertical transport jacking system.

The utility model specific implementation is as follows: same as the prior art, it also comprises the body of the tower be made up of the tower of more piece same structure joint, can be sleeved on the body of the tower from ascending branch shelf structure, the elevator structure that depends on the body of the tower lifting and safety guard thereof.Different is: each tower saves and respectively adorns the driving rack that body of the tower both sides that a toothed rack is assembled into tower joint respectively have a up/down perforation on two side external surfaces, be socketed on from the ascending branch frame respectively adorn on the correspondence position of body of the tower top, its both sides inside face one with body of the tower tooth bar mating gear and electric reducer structure thereof, respectively adorn a material loading pallet or cage in the body of the tower both sides below the ascending branch frame, the electric reducer structure is housed on each pallet or cage drives a gear and be meshed with the body of the tower tooth bar.

For fear of with body of the tower main body itself as cause the wearing and tearing of main limb from the slideway that rises frame and elevator structure lifting, the utility model also can be realized like this: on the such scheme basis, each tower joint is equipped with on two sides of tooth bar, respectively adorn an angle steel in the tooth bar both sides, make the roller slideway of two up/down perforations of each tool of body of the tower both sides that tower joint is assembled into, adorning some inside and outside roller from ascending branch frame and material loading pallet or cage and slideway corresponding position.

The safety guard of adorning on the elevator structure of the present utility model can adopt following proposal: with gear, rolling disc, get rid of piece, stationary disk and brake rubber block is formed elevator decline speed limiting brake; gear is meshed with the body of the tower upper rack; link to each other with rolling disc is coaxial; the interfix binding, the other end of two one ends is housed on the rolling disc gets rid of piece, overlapping the brake rubber block that the stationary disk that is provided with plush copper on the circumference and two ends prop up by spring in the rolling disc outer successively with what spring linked.

The utility model has the advantages that:

1. self support and elevator structure are used with a pair of body of the tower rack driven operation, and the separate work of the two driver train, so the two can move simultaneously.Complete machine structure is simplified, high efficiency.

2. adopt the wheel and rack drive mechanism, can ensure the safe operation of lifting mechanism more; And its driver train just is located on the lifting mechanism rather than is located in addition on the ground, can save the construction area area like this, and the transportation of minimizing equipment, carman's consumption reduce equipment cost.

3. serve many purposes.Loading onto crane main body on the ascending branch frame, then complete machine promptly can be used as and can on-the-spot self-chambering tear open certainly, rise certainly from the crane that falls, the vehicle for construction that elevator unites two into one; Self structure also can be thrown in to the warehouse fully, workshop, shop etc. are located as mixed-traffic simple and easy interim elevator.

Accompanying drawing 1 is that the utility model is from ascending branch shelf structure scheme drawing.

Accompanying drawing 2 is the utility model material loading pallet scheme drawing.

Accompanying drawing 3 is the utility model tower joint constructional drawing.

Accompanying drawing 4 is that the utility model is as dual-purpose tower crane scheme drawing.

Accompanying drawing 5 is that the utility model is as interim simple elevator scheme drawing.

Accompanying drawing 6 is the decline speed limiting brake constructional drawing of material loading pallet.

Below in conjunction with drawings and Examples the utility model is done further narration:

As shown in Figure 1, 2, the utility model by the corner bracket structure from ascending branch frame 1, with the slideway 2 of the erection tower joint 5 that is connected in one from the ascending branch top of the trellis, roller 3 that erection tower is saved and spring hanger 4, electric cabinet 6, driving rack 7, transmission gear 8 and electric reducer 9 thereof, with from the railing 10 of ascending branch frame bottom one and walk on stage 11, the electric reducer 15 of the body of the tower 12 that is assembled into by the tower joint, upper left material pallet 13, upper right material pallet 14, pallet and transmission gear 16 thereof, pallet form along the inside and outside roller 17 that the body of the tower slideway slides.The concrete structure of each tower joint is as shown in Figure 3: be made of main limb angle steel 18 and horizontal, 20,21 of diagonal ligaments, respectively adorn a tooth bar 7 on two opposite, respectively adorn a slideway angle steel 19 in the tooth bar both sides.Pallet decline speed limiting brake shown in Fig. 6 comprises gear 32, base 33, rolling disc 34, gets rid of piece 35, gets rid of piece termination connection spring 36, stationary disk 37, brake rubber block 38, brake spring 39.When pallet rose, gear 32 coaxial drive rolling discs 34 and two got rid of piece 35 clickwises, and their left-hand revolutions then when descending are under the normal descending speed, because the tension of spring 36 makes and gets rid of piece 35 near main axis rotation; When unforeseen circumstances occurring and make descending speed surpass command speed 115%, because action of centrifugal force, piece 35 throws away with getting rid of, two tip 30 will with stationary disk 37 in block mutually along two last projectioies 31, force stationary disk 37 also to rotate with main shaft, and the pressure of the exterior brake rubber block 38 of stationary disk by spring 39 holds stationary disk 37, finally force the main shaft band gear 32 stalls, thereby make whole pallet stop to descend.

Fig. 4 has showed the situation of the utility model as crane, the dual-purpose hoisting crane of elevator.Constitute the crane body at devices such as loading onto crane arm 22, amplitude modulation dolly 23, suspension hook 24 from ascending branch frame 1 top, after body of the tower 12 rises to desired height, the retry of can having circled round of whole crane body, meanwhile, two material loading pallets 14 move up and down along body of the tower tooth bar 7 under the electric reducer 15 of himself drives, with gear and transport the required people's goods of construction about.In the lifting or assembling and dissembling process of body of the tower 12, promptly sling and delivered on the hook of the slideway 2 at ascending branch frame 1 top, push support 1 in and assemble, or hang oneself from slideway 2 and to put down the tower of pulling down from body of the tower 12 and save with body of the tower 12 by the tower joint with the amplitude modulation dolly 23 of crane body and suspension hook 24.Sustaining wall pull bar 25 shown in the figure, ballast sandbox 26, earth anchor 27 all are for the set matching component of stablizing of skyscraper tower crane.

Fig. 5 has showed the situation of the utility model as interim simple elevator.At this, self adjust the auxiliary mechanism of elevator height from 1 on ascending branch frame as one, the electric Hu Lu that adorns a 0.5t on its slideway 2 hangs 28, finishes the task of mounting or dismounting tower joint by its left and right sides slippage on slideway 2.Material loading pallet 13 can move up and down at the body of the tower upper edge tooth bar 7 below ascending branch frame 1.Identical with last example, owing to being separate, so when elevator height was adjusted, elevator traffic can be carried out as usual from the electric reducer 9 of ascending branch frame 1 and the electric reducer 15 of pallet 13.

The material loading pallet in the utility model or the gear of cage and the tooth bar at the bottom of the body of the tower have meshed unification and have been installed on the chassis, load onto four wheels below, are dragged to the camp site with automobile, pull down wheel, fixing loading onto after steadily from the ascending branch frame can work.

Claims

1; a kind of jacking system of rack driven; comprise the body of the tower of being formed by the tower joint of more piece same structure; can be sleeved on the body of the tower from the ascending branch shelf structure; depend on the elevator structure and the safety guard thereof of body of the tower lifting; it is characterized in that: each tower saves and respectively adorns a toothed rack on two side external surfaces; make tower save the driving rack of a up/down perforation of each tool of body of the tower both sides that is assembled into; be socketed on the body of the tower top from the ascending branch frame; respectively adorn one and body of the tower tooth bar mating gear and electric reducer structure thereof on the correspondence position of its both sides inside face, respectively adorn a material loading pallet or cage in the body of the tower both sides below the ascending branch frame; gear of electric reducer structure driving is housed on each pallet or cage to be meshed with the body of the tower tooth bar.

2, jacking system according to claim 1, it is characterized in that: each tower joint is equipped with on two sides of tooth bar, respectively adorn an angle steel in the tooth bar both sides, make tower save the roller slideway of two up/down perforations of each tool of body of the tower both sides that are assembled into, adorning some inside and outside roller from the corresponding position of ascending branch frame and material loading pallet or cage and this slideway.

3, jacking system according to claim 1 and 2; it is characterized in that: the safety guard of on pallet or cage, adorning by gear, rolling disc, get rid of the decline speed limiting brake that piece, stationary disk and brake rubber block are formed; gear is meshed with the body of the tower upper rack, links to each other with rolling disc is coaxial; the interfix binding, the other end of two one ends is housed on the rolling disc gets rid of piece, be coated with the brake rubber block that the stationary disk that is provided with plush copper on the circumference and two ends prop up by spring in the rolling disc outer successively with what spring linked.