CN102052051B - Escape soft ladder - Google Patents

Abstract

The invention discloses an escape soft ladder, in particular to an emergency escape soft ladder for firefighting two building floors. The escape soft ladder is produced by excellent steel wire ropes or soft steel wire ropes or thinner excellent chains and is hung upside down and arranged on the roofs of high buildings or vertical shafts or can be temporarily arranged; and a winch can be manually or electrically operated, folded at normal times and well maintained in a firefighting escape soft ladder chamber for strictly prohibiting the use. The winch can be used only when people cannot escape from other exits after fire occurs and can be used in high buildings with over 100 stories. The method has favorable effect and is especially economic; the escape soft ladder is a necessary firefighting article of the high buildings which are provided with an automatic continuously-circulating escape soft ladder. The escape soft ladder has simple manufacturing and using technology, can automatically descend and can be manually braked after power failure and is not limited by the height. Ladder columns are soft bodies and are hung upside down above and can be released from the high building with over 100 stories. The automatic soft ladder can be safely and reliably continuously used and can be used for quickly evacuating escapers going downstairs. The two soft ladders can be respectively used in the state without power machines.

Description

Rope ladder for escaping

1, technical field: this Rope ladder for escaping is that staircase is blocked by fire for high-storey generation wildfire, emergency escape in the urgent need to a kind of rope ladder, full name is " high-storey emergency escape fire-fighting rope ladder ".Not only can be used in high-storey fire-fighting life-saving, in the time of can also cannot landing at emergency rescue for helicopter, use.As there is big flood in somewhere, the victims of the disaster are enclosed on isolated island or on roof, helicopter cannot land, and for example 11.15 Jing'an District, Shanghai high residential building fire helicopters cannot be close, fire ladder is so not high, elevator power-off, staircase is blocked by fire, if now there is this Rope ladder for escaping, that people upstairs just can not jump out of the building, and can be along orderly the going downstairs of Rope ladder for escaping, automatic rope ladder can be climbed on ladder motionless, and fastens seat belts, and survivor is landed safely, old children all can use, and can reduce a large amount of personnel's injures and deaths.

2, technical background: though the horizontal elevator of prior art can be worked continuously, be unfavorable for high-storey, go straight up to elevator and can be arranged on high-storey, but can not decline continuously.Traditional ladder is all to stretch out from bottom to top use and be subject to height restriction, can not receive Gansu Province and be kept at roof, and all will have while using the machine power can.11.15 Jing'an District, the Shanghai high residential building fire in this year and this year China the true existence of a lot of big floods, exposed and still lacked at present the rope ladder that is arranged on roof or balcony and disaster relief helicopter, in view of the fire disaster escaping disaster relief of high-storey and flood disaster prevention and reduction in the urgent need to, the applicant work out two kinds of fire-fighting life-savings and flood disaster prevention and reduction in the urgent need to Rope ladder for escaping.Can be arranged on high roof or on the helicopter of the disaster relief, can make aircraft from fire the high-altitude away from put down rope ladder and rescue people, or balcony or roof at high building are hanging upside down, survivor can be directly climbs along rope ladder the escape that declines on the rope ladder that the compound automatic vertical of working continuously at automatic cycle along the escape or climb of getting off declines, and the first is simpler than the second, flexibly and can receive Gansu Province, the second is safer than the first, quick, can decline continuously, two kinds all can be without electric power, and can be manually and braking.

3, summary of the invention: (1), the hanging Rope ladder for escaping of a kind of list: with one group of 2 flexible steel cable or high-quality wire rope, the symmetrical galvanized iron pipe that 2 centimetres of left and right of diameter is about to 40 centimetres of left and right or steel pipe are 8-shaped with iron wire and are being firmly tightly bundled on wire rope of D font, and weld iron wire with electric welding or gas welding, every a 40-50 centimetre of step ladder, length is seen required how long how long just doing from roof to ground, also sectional splicing, also can be with one group of 2 thinner mild steel link chain, iron pipe two of approximately 2 centimetres is pounded after flat and penetrated in chain ring, with gas welding or electric welding and chain, weld again.Two kinds of rope ladders all can equally be arranged on roof edge and with electronic and can load onto by hoist engine manually, this different rope ladder all will respectively be put a deep bid at axle two of hoist engine, the volume that can wrap up in rope ladder receipts Gansu Province to be advisable.Gravity when manual hoist also will reduce rope ladder and puts down with shallow bid geared sleeve big disc gear, the gravity of returning to control speed that rope ladder transfers and strand, also can establish brake or hand braking speed limit if desired.If floor is too high, avoid rope ladder too heavy, also can establish the segmentation boarding of transfer hoist engine station, yet sectional splicing of Rope ladder for escaping, so be not subject to height restriction.

Be arranged on helicopter, under the abdomen of aircraft, to open the wicket that a people can be upper and lower, during use, wicket is opened, put down rope ladder, length is controlled lifting by hoist engine, also available pulley is transferred, and can also put down disaster relief personnel from aircraft and land, (the dynamic hand gear that do not need on aircraft) when helicopter can not land; Rope ladder for escaping is installed in high roof upper edge and also will be used telescopic support, rope ladder is paid to the outer 20 centimetres of left and right of body of wall, in order to avoid survivor's hand catches rope ladder to rub and hinder hand on body of wall.On bracket head, also to rotate with pulley; also should establish if desired 2 groups and reduce with top sheave the angle that rope ladder is turned; again toward going down; every three layers of left and right, also need to establish support; during use, by short rope or short thin wire or dedicated fastener, rope ladder is fixed on support, in order to avoid survivor swings too far and strengthens dangerously on rope ladder, above hoist engine, also will covers a cabin; protection rope ladder and hoist engine, the exterior wall of cabin is roof enclosure wall.Should there is a wicket, pin at ordinary times, during less than use, can not open, after opening, rope ladder top one one side of something also will be established a trapezoidal railing, survivor climb along time handgrip, also do not block rope ladder completely simultaneously, this cabin should be named as " emergency exits " outlet interior wall also should establish Yishanmen, allow manager enter management and survivor enter on rope ladder.Four limits of every high building, 1-2 emergency exits all should be established in every limit, each outlet should be provided with hoist engine or hoist engine lower margin screw and support, and as long as there are 2 covers in rope ladder Ze Meidong building on the spot, by rope ladder or together with hoist engine etc., be contained on trolley at ordinary times, just in case during breaking out of fire, see which side is beneficial to escape and just pushes and be arranged on which side rapidly, every side's 2 cover rope ladders are because need one to be enclosed within outside staircase window, be beneficial to survivor's Rope ladder for escaping from the window opening of each floor, a set of is in addition inflammable too large, window is blocked by fire, be located at the place without window, just can escape, there is fixing Rope ladder for escaping on certain every limit for well.This applicable built high building.

(2), a kind of continuously automatically decline rope ladder: this rope ladder is the same with the former basic principle, but different, can automatically decline, and survivor can lie prone motionless on ladder, and also available safety belt is pinioned, and makes people safer, old children all can, treat that rope ladder drops to ground automatically.And rope ladder is compound, not that the former is unidirectional, one side is automatically to descending, one side can automatic-ascending, institute's uplink load can not equal or exceed descending load, also having different is to be difficult for maybe can not receiving Gansu Province, do not need rope binding fixing yet, this rope ladder itself is fixing, it seems that compound rope ladder side be the equally circulation of image-tape saw, respectively there are a pair of trough of belt toothed dish in upper and lower two, in the middle of dish, be provided with axle and be provided with braking equipment, upper under can brake, middle axle at least will have 10 centimetres from step, just do not catch the palmistry friction of step to hinder hand with survivor, it is many that trough of belt the toothed dish outside side of a ship will exceed groove, at least to exceed more than 5 centimetres, inner face one side will be with tooth, lacking of between cog wants semicircle, be bulldozer gear-like, and to match with the distance of step, groove will have step institute soldering iron silk groove knot or chain level and oblique tone hole to slide and can not brake and excessive wearing and tearing in order to avoid load is heavy, the tooth of inside is the safety when protecting operation that tangles step, the gear shaft of roof wants to bear whole ladder and more than the weight with people, every layer or approximately every three about floors, establish the fluted disc pulley of a pair of foregoing trough of belt, preferably can integral stop, (this need to brake with electronic equipment overall operation, with remote controller, be best, at roof and ground, must also to there is artificial braking, in case electronic equipment is malfunctioning) no matter be that steel wire rope ladder or the steel wire on the both sides of chain rope ladder or chain all will cover with plastic housing or iron sheet outer casing, in order to avoid survivor is pressed into finger in gear grooved, the outside of gear grooved also will have outer pulley to block, control rope ladder swings, the load rising is used electric winch when surpassing or equaling lower load down, this automatic rope ladder is applicable newly-built high building only.High building will stay special-purpose vertical shaft, and this Automatic continuous decline rope ladder speed is fast and safety is faster than elevator, and escape all can be lower to level land rapidly, and fireman can utilize the jacking row disaster relief upstairs of the descending weight band of survivor simultaneously.

4, technical essential: (1), no matter be manual or electric winch, all will pacify jail, surpass rope ladder and carry the several times holding capacity ability safety after Manchu.(2) rope ladder welding wants firm and smooth.(3) on each support, comprise that ground support point all wants jail, and the fugitive short rope of wanting approximately 40 centimetres, standing foot that bears mouthful, use when fixing each support of rope ladder and ground, Automatic continuous decline rope ladder is fixing.(4) this equipment also may a century need not, so will keep non-corrosive, not malfunctioning, particularly manual equipment and trolley will keep using at any time.(5) every of newly-built high building all will stay the special-purpose rope ladder vertical shaft of escape, each vertical shaft can be established 1 meter wide, 1.6 meters long, can use like this 2 groups of Rope ladder for escaping or 1 group of compound rope ladder automatically declining simultaneously, automatically rope ladder must be established special-purpose vertical shaft, and outside seals to keep high building appearance looks elegant with glass window.

Claims (6)

1. the hanging rope ladder of list, it is characterized in that: with one group of 2 flexible steel cable or high-quality wire rope, symmetrical by 2 centimetres of left and right of diameter, be about the galvanized iron pipe of 40 centimetres of left and right or for steel pipe iron wire (front) be 8-shaped firmly (side) be D font and be fastened on wire rope, with electric welding or gas welding and iron wire, weld (for step), every a 40-50 centimetre of step ladder; Also available one group of 2 thinner mild steel link chain, about iron pipe two of (diameter) 2 centimetres (being about 40 centimetres of left and right the same) is pounded after flat and penetrated in chain ring, with gas welding or electric welding, weld, how long how long length from roof to ground required just doing again, also sectional splicing.

2. the hanging rope ladder of list claimed in claim 1, it is characterized in that: two kinds of (material is done) rope ladders all equally can be arranged on roof edge, and with electronic and can load onto by hoist engine manually, this different rope ladder all will respectively be put a deep bid at axle two of hoist engine, wanting to wrap up in the next volume of rope ladder gathering is advisable, gravity when manual hoist also will reduce rope ladder and puts down with shallow bid geared sleeve big disc gear, the gravity that the speed of transferring with control rope ladder and strand are returned, also can establish brake or hand braking speed limit if desired.

3. the hanging rope ladder of list claimed in claim 1, it is characterized in that: Rope ladder for escaping is installed in high roof upper edge and also will be used telescopic support, rope ladder is paid to the outer 20 centimetres of left and right of body of wall, in order to avoid survivor's hand is caught rope ladder friction injury hand on body of wall, on bracket head, also to rotate with pulley, also should establish if desired 2 groups and reduce with top sheave the angle that rope ladder is turned.

4. the hanging rope ladder of a kind of list described in claim 3, it is characterized in that: toward going down, every three floor (building) left and right, also need to establish support again, during use, by short rope or thin wire or dedicated fastener, rope ladder is fixed on (body of wall) support, in order to avoid survivor swings too far away and strengthens dangerous on rope ladder.

5. the hanging rope ladder of a kind of list claimed in claim 1 (by roundabout corresponding knot jail, two) becomes the vertical compound rope ladder that declines of a kind of continuous automatic cycle, it is characterized in that: compound rope ladder side looks like band saw and equally circulates, respectively there are a pair of trough of belt toothed dish in upper and lower two; In the middle of dish, be provided with axle and be provided with braking equipment; Upper under can brake, trough of belt the toothed dish outside side of a ship will exceed more than 5 centimetres, inner face one side will be with tooth, semicircle is wanted in lacking of between cog, is bulldozer gear-like, and will matches with the distance of step; In groove, to there is the groove hole that step institute soldering iron silk knot or chain are flat, in order to avoid load is heavy, slides and can not brake and cross galling; The tooth of inside tangles step, the safety when guaranteeing to move; More than the gear shaft of roof wants to bear the weight of whole ladder with people; Approximately every three floor left and right, establish a pair of foregoing trough of belt Chi Disk, pulley, energy integral stop, overall operation; Also will have artificial braking, the outside of gear grooved also will have outer pulley to block, and controls rope ladder and swings.

6. the automatic duplex claimed in claim 5 vertical decline rope ladder that circulates is characterized in that: be arranged in special-purpose vertical shaft.