CN101172555A - Automatic lifting tackle for multi-layer housing - Google Patents

Abstract

The invention relates to a multi-storey house automatic access floor pulley, which belongs to the slow automatic carrying technology. The invention which is an innovative device is designed on the basis of the automatic curtain drawing technology used at the proscenium arch in theatres through multi researches and improvements, is specially designed for elderly people in multi-storey houses without elevator, and can also be used for helping bulk heavy furniture to be carried; the invention making appearance is believed to bring great convenience for the public particularly for elderly people. The device is simple, safe and reliable, when in use, the elderly people feel like sitting in a chair, only fasten a safety belt and press the button of open, the pulley can slowly slide in the speed about 20 centimeters / second, the waviness of inclined raising or inclined dropping of the pulley is less than the waviness of a stair, the complete oblique stroke travel range is no more than 3 meters (because each floor of an ordinary multi-storey house is divided into two stairs, and each section is raised about 1.5 meters), when the pulley reaches a precalculated position, the pulley can automatically stop, and then the safety belt is loosed, the elderly people can get off.

Description

Automatic lifting tackle for multi-layer housing

Technical field:

" a grade coaster falls on the multilayer house is automatic " belongs at a slow speed delivery technology field automatically, from the surface, it is similar to the luggage automatic transport band that adrm is used, be similar to the automatic step ladder in market again from the curve that slides, but it more approaches the automatic draw curtain machine technology field of cinema proscenium arch curtain in fact, is on its basis, through research long-time and repeatedly, improvement repeatedly designs at last.It and automatic draw curtain machine institute difference have following several aspect:

What 1, the draw curtain machine was used is the source of AC of 380 volts of three-phases, and the coaster employing is 36 volts of safe direct supplys; 2, the draw curtain machine draws is the heavy curtain of hundreds of jin, is a people's weight and coaster draws, 3, the draw curtain machine widens the curtain head of curtain in eminence more than five meters, and coaster be overhead 45 centimeters locate to sit a people; 4, the stroke of coaster is also shorter, and only coaster has slight waviness.

Background technology:

The background technology of " automatic lifting tackle for multi-layer housing " is to belong to automatic draw curtain machine technology, but the safety requirements of coaster wants high, so in the time of design-calculated, in safety, do long research and bigger improvement on the failure-free problem, please see summary of the invention and description of drawings in detail.

Summary of the invention:

" automatic lifting tackle for multi-layer housing " equipment can divide following five parts.

One, power and running part: for the characteristics that guarantee to want safety first and suitable old man to use, this has partly taked following measure:

1, adopts 36 volts of vdcs of low pressure of safety; 2, adopt worm screw, worm gear is speed reducer dedicated to slow down, because slowing down, worm and wormwheel vows that compared with other wheel deceleration has several big advantages, the firstth, reduction ratio is big, and simple in structure, and volume is little, the secondth, worm gear has self-locking property, this is most important safety, reliable advantage, and the 3rd is that carry-over moment is big.3, power supply is equipped with overcurrent protection, just in case the load mal, electric current is excessive, stops with regard to cut off the electricity supply at once.

4, the coaster safety device is arranged.

Two, the control of rectification and circuit is partly:

Rectifier is to be equipped with simultaneously when buying Direct Current Motor, and the design of motor is to select 500 watts for use, and 36 volts Direct Current Motor as for the design and the principle of work of circuit, please be seen accompanying drawing 1 and accompanying drawing 1 explanation.

Three, pulley and slide rail built-up section:

This equipment is formed one reliably by three groups of pulleys (two every group) and three slide rails, the coasting mechanism of safety, steadily sliding of coaster played important effect, and selected material all is easy to buy, combination processing is also more convenient, and concrete structure and combination please be seen accompanying drawing 2 and accompanying drawing 2 explanations.

Four, bearing part (being coaster):

Coaster except slide steadily and speed slow, also have following characteristics: 1, coaster is just as sitting firmly on the chair, and seat is high 45 centimeters, and both feet can land at any time, have a sense of security.2, on the coaster safety strap is arranged.3, there is handrail on the coaster both sides, and handrail is high about 20 centimeters, and 4, individual anticollision device, the usefulness of making provision against emergencies are arranged in the middle of the coaster sidepiece.5, the upper left and upper right corner of coaster has two groups of buttons respectively, a rising, and another falls, and the button that stops is also arranged, but need not press under the normal circumstances, only just uses when emergent.6, handrail can be hung on one side the blue son of a dish, is used for putting small articles usefulness, and 7, when needs deliver big part furniture, at first unclamp dowel screw, two limit handrails are stacked to the centre, make coaster become a chain-wales, then the furniture of big part is placed on the coaster chain-wales on one side, the another side personnel selection is held up Start coaster again and worm just passablely, the purposes that goes up tackle in a word is a lot, for the multilayer house that does not have elevator, is indispensable equipment really.

Five, the connecting bridge of steel rope and coaster, travel switch, feeler and cylinder:

Cylinder is the source of power for coaster, cylinder is fixed on the output shaft of retarder, and two of high-quality steel cable is through respectively in two holes of cylinder, and it is dead admittedly in the centre, steel cable can bear 350 kilograms of pulling force, its work is led by four small sheaves, can know from accompanying drawing 3 and see.Two travel switches are top loading for safety, come the on-off of master cock by a feeler, and feeler has a little slide rail of special use to lead, thereby has guaranteed the accuracy of travel switch work.And the following and coaster of steel cable couples together, as long as steel cable one moves, coaster just and then slowly slides, and goes to carry out work according to predetermined instruction.

Accompanying drawing 1 explanation: can see that in accompanying drawing 14 button boxes are arranged, wherein 1 and 2 install on the wall last one respectively, next, and 3 and 4 be installed on the coaster, and one in the upper left corner, and another is in the upper right corner, during use no matter top or following resident family, all can control going up, fall or stopping of coaster arbitrarily, the button of " stopping " certainly, on normal circumstances need not by, coaster can be parked on the predefined position automatically, only just uses the button of " stopping " when emergent.Accompanying drawing 1 is " terraced coaster falls on the multilayer house is automatic " circuit diagram.

In addition, among Fig. 1,5,6 all is DC relay, the same with Direct Current Motor 36 volts of its operating voltage, its repeat circuit 5 is subjected to 1, the control of 4 button boxes, relay 6 is controlled by 2,3 button boxes, 4 pairs of contacts are all arranged on each relay, a pair of wherein is normally closed contact, and its effect is to make two relays play mutual chain restriction, specifically: when coaster is rising work, someone is out-of-action by the play button of " whereabouts ", and the second pair of contact is to use the self-locking of relay own; Third and fourth pair of contact connected motor power and used.The 9th, motor, and 7 and 8 are two travel switches, and its effect is to stop automatically in two positions of control coaster appointment, the 10th, and the direct supply input.

Accompanying drawing 2 explanations: accompanying drawing 2 is pulleys of this equipment, the slide rail combination assumption diagram, and it is worked in coordination by three pairs of pulleys and three slide rails and forms a failure-free operating unit, and steadily sliding of coaster played guarantee effect.Among Fig. 2,1 is five centimeters wide angle bar, the 3rd, and the high-quality garden iron that is welded on the angle bar props up, diameter is 12 millimeters, the 2nd, and the safety device of coaster is a long garden work durm of about 20 centimeters, be welded on the angle bar, and to be the iron wire of one five mm dia wear coaster in the centre, iron wire two is fixing on the wall, the 4th, steel rope, mix up behind the coaster position dead admittedly with screw, the 5th, body of wall, the 6th, the coaster backboard, 7 is three pairs of assembly pulleys, 4 centimeters of external diameters, the 8th, the skeleton of coaster, material are angle bar; The 9th, the thick iron plate of triangle is played the usefulness of reinforcings, and the 10th, handrail has hinge below, stacks to the centre after can unclamping screw, the 11st, Crashworthy plate prevents the usefulness of contingency, has spring to be used below, and there is thick foam rubber cushion on the back side of seat and a both sides in addition, make provision against emergencies.

Accompanying drawing 3 explanations: accompanying drawing 3 is overall schematic of equipment, and wherein 1,2,3,4 is respectively four button boxes, and two are contained on the coaster, and stair are upper and lower each one in addition, the 5th, and two on travel switch; The 6th, steel rope, the 7th, feeler; The 8th, power and driving device, the 9th, pulley, slide rail combination mechanism; The 10th, crashproof spring; The 11st, between the building ground; The 12nd, two automatic off-position points that coaster is upper and lower; The 13rd, safety strap; The 14th, the movable control line at coaster top; The 15th, the special-purpose little slide rail of feeler, liftoff more than two meters, the 15th, screened housing, the 17th, the coaster safety device is the iron wire of five millimeters of diameters, wears on the garden work durm of coaster iron wire both sides dead admittedly (with spending orchid to tighten up, and adjustable position).

The specific embodiment:

One, the concrete enforcement of material source: material and parts that this equipment is required mainly contain:

36 volts 500 watts Direct Current Motor, worm screw, worm reducer, 36 volts of DC relay, travel switch, button switch, outward through 4 centimeters, the pulley that endoporus is 1 centimeter, 5 centimeters wide angle bar, garden iron props up, steel rope, these can buy small sheaves etc. on the market, and steel wire cylinder and seat handrail are processed to units concerned after will drawing figure.

Two, the concrete enforcement of major part processing and making assembling.

1, the slide rail combination processing used of pulley owing to require will have a square stainless steel tube to locate as reference plane than higher, is used for the usefulness that angle bar and iron prop up location when welding, and its error is below 0.5 millimeter

2, power and drive disk assembly are installed between the ladder in the middle of two floors about one meter nine to two meters high of hemisphere, not meeting and discussing to good,

The grade line and the double sided slider bar hookup wire of coaster have at first been drawn when 3, assembling, press the coaster seat then and be benchmark for liftoff 45 centimeters, two-wheel slide rail (sister block and seat backboard below at first installing, be to consolidate before the assembling) and then top single-wheel slide rail is installed, it is high that the parallelism of two slide rails is wanted, and its error should be above 0.5 millimeter.

4, after upper and lower slide rail is installed, pulley above installing (noticing that this moment, the skeleton of seat also was unkitted).

5, highly come to draw the oblique line of steel rope by 4 among Fig. 2 (steel rope), and determine to install behind four leading sheave positions.

6, load onto steel rope, and carry out manual preliminary operation operation, this moment, the coaster and 4 (steel rope) of Fig. 2 was also fixing, is the unloaded trail run of steel rope, and then slide rail, feeler and travel switch (coarse positioning) in the feeler are installed.

7, tighten up the screw of coaster and steel rope, make the coaster trail run, and after determining up and down two off-position points, finely tune travel switch.

8, coaster safety device and crashproof spring are installed.

9, coaster skeleton and handrail and four button boxes are installed ... Deng.

Three, equipment uses the concrete grammar of operation

1, the people in the above, and empty coaster below, the method of operation in building falls: at first by control capsule 1 " opening ", make on the coaster, after empty coaster stops, the people gets on the bus, buckle safety strap, by " opening " of control capsule 3, this moment, coaster will fall at leisure, when coaster stops, unclamp safety strap and get off.

2, the people below, empty coaster in the above, the method of operation that the people will go upstairs: at first " the opening " by control capsule 2 got off coaster, after empty coaster stops, people's button of getting on the bus, behind the last safety strap by " opening " of control capsule 4, this moment, coaster slowly rose, after coaster stops automatically, unclamp safety strap, get off again.

3, the empty in the above coaster of people below, and will deliver the fall concrete operation method in building of big part furniture: at first " the opening " by control capsule 1 makes on the sky coaster, after empty coaster stops, unclamp dowel screw, and handrail is turned to down toward the centre, make coaster become a chain-wales, of furniture is placed on the coaster then, another side the people lift, and by " opening " of control capsule 3 coaster fallen, the people also slowly follows, and moves furniture after coaster stops.

4, the people below, empty coaster and will deliver the concrete operation method that big part furniture is gone upstairs in the above: this operation is basic identical with 3, only by control capsule is to connect 4 earlier after 2.

Claims (1)

1. the structure of " automatic lifting tackle for multi-layer housing " is characterized in that:

1., the steady sliding fortune of coaster, be to adopt three groups of pulleys and three slide rails to constitute;

2., the power of coaster adopts the low-voltage direct motor;

3., worm screw, worm drive are adopted in the deceleration of coaster;

4., the safety device of coaster.

Images