CN2307101Y

CN2307101Y - Escape ladder with improved structure

Info

Publication number: CN2307101Y
Application number: CN 97220652
Authority: CN
Inventors: 李坤田
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-08-05
Filing date: 1997-08-05
Publication date: 1999-02-10
Anticipated expiration: 2007-08-05

Abstract

The utility model relates to an escape ladder with an improved structure, which comprises a casing, a ladder, a control mechanism, etc. The ladder is a telescopic ladder with an extensible length composed of a main ladder and an auxiliary ladder and the ladder can be collected into the hollow inner part of the casing. When the escape ladder is used, the ladder can be controlled by the control mechanism to slide out and extend automatically; when not used, the ladder can be collected into the inner part of the casing completely and can be sealed by a cover plate. The operating procedure is simple and easy, and the erection can be finished in a short time without affecting the appearance of the buildings.

Description

Structure improved Emergency Ladder

The utility model is about a kind of structure improved Emergency Ladder, and it is a kind of simple to operate easy to refer to especially, can finish rapidly and set up, and not influence the Emergency Ladder structure of building sight.

General existing survival equipment, as Taiwan patent gazette Announcement Number: 248055,227262,198377 etc., it can be when urgent dangers such as breaking out of fire, leave the hazardous area in order to assist the stranded common people to escape, but unavoidably there are a little problems in these Emergency Ladders, for example it puts the sight that seriously influences building, and operation sequence is loaded down with trivial details when using, be difficult to make easily Emergency Ladder to stretch at short notice to set up and finish, cause Emergency Ladder to be difficult for promoting, embarrass general consumption masses to accept.

The above-mentioned disappearance of inventor's thoughts can be improved, and is concentrate on studies and cooperate the utilization of scientific principle, proposes a kind of reasonable in design and effectively improve the utility model of above-mentioned disappearance finally.

Main purpose of the present utility model, be to provide a kind of structure improved Emergency Ladder, it includes the telescope ladder of a main ladder and the secondary terraced extensible length of being formed, can place hollow inside when usual in a housing, when desire is used Emergency Ladder, but mat one controlling organization control ladder utilizes gravity to skid off automatically and stretches, its operation sequence is simply easy, Emergency Ladder is stretched set up and finish,, reduce personnel's injures and deaths as far as possible so that strive for the timeliness of escaping, and when not using, can place in enclosure interior completely, and an available cover closure, the building sight do not influenced.

The purpose of this utility model is achieved in that 1 one kinds of structure improved Emergency Ladders, it is characterized in that: include a housing, it is the hollow form housing that front and back connect, and can be fixed in the building appropriate location, the inner pipe for escaping that forms of the hollow of housing; One ladder, it can place the hollow inside in housing, this ladder is made up of a main ladder and a secondary ladder, two side lever slippages of secondary ladder are matched with in two side levers of main ladder, two side lever tops of two side lever bottoms of main ladder and secondary ladder are provided with block, when secondary ladder stretches downwards, but the mat block resists the location, and the side lever rear end of main ladder is provided with a perforation, and the perforation top is provided with a locating slot, the main terraced front side cover plate that locks, this cover plate is corresponding with the hollow inside of housing, and cover plate is provided with two perforation, a controlling organization, it is installed with two skewed support bars in housing, two support front end protrudes from the housing suitable length, and can be passed by two on the cover plate, and two support bars run through two side levers of ladder master ladder, the ladder of support bar upper support can skid off forward in housing because of action of gravity, and the support bar front end also is provided with bigger location head; Other is provided with a part that presses that is positioned at hull outside, an and push rod that is positioned at enclosure interior, mat presses part or push rod interlock one fixed pawl moves down, when secondary ladder is matched with main ladder inside, ladder can be promoted backward along two support bars, make the perforation of the side lever of main ladder pass fixed pawl, press on the locating slot of the side lever of main ladder, make ladder place hollow inside in housing with fixed pawl.

The purpose of this utility model also can be realized by following measure, wherein can be provided with spring on two support bars, with the ladder in mat spring push the place ahead; Wherein two support bars respectively convex with a pin, and the secondary terraced top of ladder is provided with corresponding draw-in groove, and this draw-in groove is a L type, and it is inner that secondary ladder is matched with main ladder, ladder places when the hollow of housing is inner, and the pin of two support bars is matched with the horizontal part of the draw-in groove lower end on secondary terraced top.

Effect of the present utility model is, use in the operation very simple, only need to press part or operational motion of pushing tow push rod by what push controlling organization, ladder can the gravity of utilization own skids off automatically and stretches, operation sequence was simply easy when it used, can make Emergency Ladder stretch to set up at short notice rapidly finishes, so that strive for the timeliness of escaping, reduce personnel's injures and deaths as far as possible, and the utility model is not when using, can place completely in housing 10 inside, and 35 sealings of available cover plate, the building sight do not influenced.

Accompanying drawing drawing of the present utility model is described as follows:

Fig. 1 is a stereo appearance figure of the present utility model.

Fig. 2 is a three-dimensional exploded view of the present utility model.

Fig. 3 is a schematic side view of the present utility model.

Fig. 4 is a partial elevational schematic diagram of the present utility model.

Fig. 5 is a user mode schematic side view of the present utility model.

It is as follows to describe the utility model in detail below in conjunction with embodiment and accompanying drawing thereof:

See also Fig. 1, Fig. 2 and Fig. 3, be respectively stereo appearance figure of the present utility model, three-dimensional exploded view and schematic side view, the utility model provides a kind of structure improved Emergency Ladder, it includes a housing 10, a ladder 11 and a controlling organization 12 and constitutes, housing 10 wherein is the hollow form housing that front and back connect, the appropriate locations such as body of wall that it can be fixed in building utilize the hollow inner 13 of housing 10 to form a pipe for escaping.

Ladder 11 is the telescopic structures for an extensible length, it can place in the hollow inside 13 of housing 10, this ladder 11 is made up of main ladder 14 and one a

secondary ladder

15,16 of two side levers of main ladder 14 are provided with most

terraced bars

17,18 of two side levers of secondary ladder 15 also are provided with most terraced bars 19, two side levers, 16 inboards of main ladder 14 are formed with chute 20, are matched with in two side levers 16 of main ladder 14 for secondary terraced 15 two side levers, 18 slippages.When secondary terraced 15 are matched with main ladder 14 inside, can form the ladder 11 of weak point of a length, so that place in the hollow inside 13 of housing 10, when secondary ladder 15 is stretched in master's ladder outside, can form the long ladder 11 of a length, so that climb escape.Two side levers, 18 tops of two side levers, 16 bottoms of main ladder 14 and secondary ladder 15 are respectively equipped with block 21 and 22 (as shown in Figure 4), so that when secondary ladder 15 extends to the location downwards, but the resistance of

mat block

21 and 22 and stop the location breaking away from main ladder 14 when avoiding secondary ladder 15 to move down.

Controlling organization 12 is to be installed with two support bars 23 with skewed setting in housing 10, two support bars, 23 front ends protrude from housing 10 suitable lengths, main ladder 14 2 side levers 16 of ladder 11 are run through in two support bars, 23 front and back, two support bars 23 are that a slippage cooperates with 16 of two side levers, because support bar 23 is skewed setting, the ladder 11 of support bar 23 upper supports can be because of action of gravity slippage forward, so that ladder 11 can skid off automatically in housing 10 front ends, in addition be provided with bigger head 37, break away from support bar 23 when avoiding ladder 11 to skid off forward in two support bars, 23 front ends.Can be provided with spring 38 on two support bars 23, but the ladder 11 in mat spring 38 pushing tow the place aheads, and when ladder 11 will be used, divided by action of gravity forward outside the slippage, but also mat spring 38 elastic force pushing tows can skid off ladder 11 faster.

Controlling organization 12 has one and presses part 24, this presses part 24 and is positioned at housing 10 outsides, press part 24 bottoms and connect a trace 25, trace 25 lower ends are through to housing 10 inside, and connect a fixed pawl 26, fixed pawl 26 is fixedly connected on a pole 27 front ends, and this pole 27 connects a pivot 28, and pivot 28 is hubbed on the housing 10.Push when downwards and to press part 24, promptly drive fixed pawls 26 with trace 25 and move down, fixed pawl 26 is that fulcrum moves with pivot 28.Connect a push rod 29 in pole 27 rear ends in addition,, can also move down for the fixed pawl 26 of fulcrum interlock pole 27 front ends by pivot 28 when the pushing tow push rod 29 that makes progress.This presses part 24 and push rod 29 is all the element that drives controlling organization 12, using He Zhexu to look the survivor is positioned at housing 10 outer tops or housing 10 and determines, when escaping to housing 10 top by upper floor as escape, then drive controlling organization 12 to press part 24, when if the survivor is escaped from by indoor hollow inside 13 through housing 10, then drive controlling organization 12 with push rod 29.

Main ladder 14 1 side levers 16 rear ends of ladder 11 are provided with a

perforation

30,30 tops of boring a hole are provided with a locating slot 31, when secondary ladder 15 is matched with that main ladder 14 is inner to form the short ladder 11 of length, ladder 11 can be promoted backward along two support bars 23, so that fixed pawl 26 is passed in the perforation 30 of the side lever 16 of main ladder 14, press on the locating slot 31 of side lever 16 with fixed pawl 26, so can avoid ladder 11 on the support bar 23 because of action of gravity skids off forward outside the housing 10, ladder 11 is placed in the hollow inside 13 of housing 10.Respectively convex with a pin 32 in two support bars, 23 outsides in addition, and be provided with corresponding draw-in groove 33 in secondary terraced 15 tops of ladder 11, this draw-in groove 33 is-the L type.When secondary ladder 15 is matched with main terraced 14 inside, and ladder 11 is for placing in inner 13 o'clock of the hollow of housing 10, the pin 32 in two support bars, 23 outsides is matched with the horizontal part 33a (as shown in Figure 3) of draw-in groove 33 lower ends on secondary terraced 15 tops, make secondary ladder 15 clips because of pin 32, and slippage is downwards stretched.When ladder 11 shifted out in housing 10, the pin 32 in two support bars, 23 outsides was matched with the vertical component effect 33b of the draw-in groove 33 on secondary terraced 15 tops, made secondary ladder 15 not be subjected to the clip of pin 32 naturally, and (as shown in Figure 5) stretched in slippage downwards smoothly.

Terraced 14 front sides of the master of ladder 11 can most screws 34 lockings one cover plates 35, and this cover plate 35 is corresponding with the hollow inner 13 of housing 10, and cover plate 35 is provided with two and bores a hole 36, passes for two support bars 23.When ladder 11 places in the hollow of housing 10 innerly 13 the time, cover plate 35 just can be closed in inner 13 front openings of hollow, to increase aesthetic property.

See also Fig. 5, user mode schematic side view of the present utility model, when the utility model desire is used, the survivor be need look and housing 10 outer tops or housing 10 are positioned at, and decision drives controlling organization 12 to press part 24 or push rod 29, when driving controlling organizations 12 to press part 24 or push rod 29, can make pole 27 is that fulcrum is done just like anticlockwise swing shown in the figure with pivot 28, so that the fixed pawl 26 of pole 27 front ends moves down, this moment, fixed pawl 26 works one were by the displacement of locating slot 31 to perforation 30, when fixed pawl 26 with respect to perforation during 30 front ends, fixed pawl 26 promptly loses the effect of the side lever 16 of the main ladder 14 that presses ladder 11, so the ladder 11 on the support bar 23 promptly skids off forward outside the housing 10 because of action of gravity, mat head 37 location when ladder 11 is positioned at the suitable distance in housing 10 the place aheads, this moment is when shifting out housing 10 owing to ladder 11, make secondary ladder 15 not be subjected to the clip of this pin 32 naturally, slippage is downwards smoothly stretched, to form an Emergency Ladder with length, so that the survivor can be used safety exit and be left dangerous institute by ladder 11 inboards (being between ladder 11 and the housing 10) climbing escape downwards.Because ladder 11 length have certain limitation, therefore the utility model can be by the suitable installing of story height, respectively install a tool as each floor in opposite position, so the survivor can be from top to bottom in regular turn to press part 24 or push rod 29 driving controlling organizations 12, make ladder 11 stretch serial connection downwards and form long Emergency Ladder, so that escape to appropriate location.

The utility model is very simple in the use operation, only need to press

part

24 or 29 1 operational motions of pushing tow push rod by what push controlling organization 12, ladder 11 can the gravity of utilization own skids off automatically and stretches, operation sequence was simply easy when it used, can make Emergency Ladder stretch to set up at short notice rapidly finishes, so that strive for the timeliness of escaping, reduce personnel's injures and deaths as far as possible, and the utility model is not when using, can place completely in housing 10 inside, and available cover plate 35 sealings, do not influence the building sight.

Claims

1 one kinds of structure improved Emergency Ladders is characterized in that: include

One housing, it is the hollow form housing that front and back connect, and can be fixed in the building appropriate location, the inner pipe for escaping that forms of the hollow of housing;

One ladder, it can place the hollow inside in housing, and this ladder is made up of a main ladder and a secondary ladder, two side lever slippages of secondary ladder are matched with in two side levers of main ladder, two side lever tops of two side lever bottoms of main ladder and secondary ladder are provided with block, and when secondary ladder stretches downwards, but the mat block resists the location, the side lever rear end of main ladder is provided with a perforation, perforation top is provided with a locating slot, the main terraced front side cover plate that locks, and this cover plate is corresponding with the hollow inside of housing, cover plate is provided with two perforation

One controlling organization, it is installed with two skewed support bars in housing, two support front end protrudes from the housing suitable length, and can pass by two on the cover plate, two support bars run through two side levers of ladder master ladder, the ladder of support bar upper support can skid off forward in housing because of action of gravity, and the support bar front end also is provided with bigger location head; Other is provided with a part that presses that is positioned at hull outside, an and push rod that is positioned at enclosure interior, mat presses part or push rod interlock one fixed pawl moves down, when secondary ladder is matched with main ladder inside, ladder can be promoted backward along two support bars, make the perforation of the side lever of main ladder pass fixed pawl, press on the locating slot of the side lever of main ladder, make ladder place hollow inside in housing with fixed pawl.

2 structure improved Emergency Ladders as claimed in claim 1 is characterized in that wherein can being provided with spring on two support bars, with the ladder in mat spring push the place ahead.

3 structure improved Emergency Ladders as claimed in claim 1, it is characterized in that wherein two support bars respectively convex with a pin, and the secondary terraced top of ladder is provided with corresponding draw-in groove, this draw-in groove is a L type, it is inner that secondary ladder is matched with main ladder, ladder places when the hollow of housing is inner, and the pin of two support bars is matched with the horizontal part of the draw-in groove lower end on secondary terraced top.