CN206526417U - A kind of escape winding stair of high-rise building - Google Patents

Abstract

The utility model discloses a kind of escape winding stair of high-rise building, it is to set about one vertical cylindrical building passage on the right side of high rise elevator, winding stair central shaft is stood vertically at the center of building passage, the bottom of winding stair central shaft is fixed on basement center, top is fixed on the crossbeam of roof reinforcing, in the bottom of winding stair central shaft, one plane bearing is set, one speed limit gear is set above plane bearing, above speed limit gear, the winding stair for setting spiral to decline, between winding stair axle sleeve and central shaft, every two sections or a section install a bearing, cooperate with the plane bearing of bottom, common guarantee winding stair is gone slick, edge on the outside of winding stair is provided with guardrail, bottom is provided with outlet, personnel take rotation winding stair, it need not be rotated with winding stair, it just can smoothly return to ground.

Description

A kind of escape winding stair of high-rise building

Technical field

The utility model is related to a kind of escape truck of high residential building, is specifically a kind of special escape of high-rise building Winding stair.

Background technology

With expanding economy and the growth of population, high residential building turns into the main source of houses of modern city, due to floor The layout of building is higher, and the passage of turnover floor is limited, and occurs when running into burst fire, earthquake or other unpredictable disasters When, power distribution room must have a power failure again, and human life's property in high-rise building, which will face, greatly to be threatened and dangerous.

The content of the invention

Therefore to the express passway of high-rise building there is great demand in people, up to now, it has not been found that on this The relevant report of invention, the present inventor works out the special passway for escaping of high-rise building finally by research and design repeatedly, from And complete the present invention.

The purpose of this utility model is just to provide a kind of special escape winding stair of high-rise building, to solve accident When, the rapid evacuation of high residential building personnel and flee the scene, it is ensured that the life security of the people.

The utility model scheme includes two and rotates shape winding stair scheme and two fixed shape winding stair schemes, rotates shape winding stair side Case 1 is that the winding stair that a spiral that can freely rotate declines is installed in cylindrical building passage, and passenger is with winding stair Stability of rotation decline, mainly by cylindrical building passage, winding stair central shaft, spiral decline winding stair slide rail, taxi hook, plane Bearing, speed limit gear, buncher, interior sloping platform composition.Fixed winding stair scheme 1 is to build one in cylindrical building passage The rotation road that individual winding stair declines, passenger declines with rotation road, mainly by cylindrical building passage, ring wale, reinforcing crossmember, Rotation road, interior sloping platform, slide rail, the taxi hook composition of spiral decline.

Rotate being structurally characterized in that for shape winding stair scheme 1 and about one vertical cylindrical building is set on the right side of high rise elevator Room passage, winding stair central shaft is stood vertically at the center of building passage, and the bottom of winding stair central shaft is fixed on basement center, Top is fixed on the crossbeam of roof reinforcing, and a plane bearing is set in the bottom of winding stair central shaft, can both ensure winding stair certainly It is dynamic to rotate, the pressure of winding stair can be born again.Set above a speed limit gear, speed limit gear above plane bearing, i.e., ground with On, the winding stair for setting spiral to decline.Plane bearing and speed limit gear can be installed when winding stair central shaft is erect.Winding stair makes 1.5 Meter Yi Jie, can install before winding stair central shaft top is unlocked, two halves be may be alternatively configured, in winding stair central shaft over-assemble.Winding stair is pacified It is the rotation road that a spiral declines from top to bottom, and be an entirety with speed limit gear after being filled with.In winding stair axle sleeve and central shaft Between, every two sections or a section install a bearing, cooperate with the plane bearing of bottom, common guarantee winding stair is gone slick.Outside winding stair The edge of side is provided with guardrail, and bottom is located at more than ground 200 centimetres provided with outlet, outlet.Set and slide on the right side of every layer of entrance Rail, slide rail is a vertical and smooth groove on the outside of the winding stair, slide rail to 200 centimetres of ground, is changed to " L " type, convenient Passenger, which departs to balance after winding stair, stands.Speed limit gear is a ring gear, and down, diameter and winding stair diameter are equal for gear. On the outside of speed limit gear, a dovetail groove is set, one ring support is set against dovetail groove, ring support and dovetail groove it Between, control valve is set, for manually controlling winding stair rotating speed.Speed limit gear also can use buncher control, and the buncher is One reduction box is installed on motor, after deceleration, makes the angular wheel that acts on speed limit gear according to the speed of setting Operating.In the lower section of buncher, provided with clutch slideway, pull motor, angular wheel and the separation of speed limit gear, propulsion electric machine, Angular wheel and speed limit engaged gears.Personnel take rotation winding stair, it is not necessary to as winding stair is rotated, it is possible to smoothly return to ground Face.

The utility model is simple in construction, reasonable in design, low engineering cost, good using safety, ride comfort, effect.

It is described in further detail below in conjunction with the accompanying drawings.

Brief description of the drawings

Fig. 1 is the structural representation of rotation winding stair scheme one；

Fig. 2 is the special Slip Hook structural representation of rotation winding stair；

Fig. 3 is fixed winding stair taxi hook structural representation；

Fig. 4 is fixed winding stair slide rail cross-sectional view；

Fig. 5 is rotation winding stair entrance schematic diagram；

Fig. 6 is the plane bearing schematic diagram of rotation winding stair scheme one；

Fig. 7 is annular beam structure schematic diagram in fixed winding stair scheme 1；

Fig. 8 is reinforcing crossbeam structural representation in fixed winding stair scheme 1；

Fig. 9 is entrance schematic diagram in fixed winding stair scheme 1；

Figure 10 is entrance schematic diagram in fixed winding stair scheme 2；

Figure 11 is the structural representation of rotation winding stair scheme two.

Embodiment

Shown in Fig. 1 for the design diagram of rotation winding stair scheme one, provided with cylindrical building on the right side of high-rise building elevator Room passage 1, the center of building passage is provided with the winding stair central shaft 2 stood vertically, and winding stair central shaft lower end is fixed on basement Center 18, upper end is fixed on 3 on roof crossbeam, and winding stair bottom is a plane bearing 19, is assembled in winding stair central shaft most Bottom.Speed limit gear 21 is located in the ground room, and outer dia is identical with winding stair.Speed limit gear bottom surface sets gear 20, and outside is provided with Dovetail groove 12, and ring support 14, ring support are provided with control valve 13, and artificial control winding stair rotating speed, speed limit gear also can use Buncher 15 is controlled, the angular wheel on buncher, and speed limit gear engaged 17, and clutch is arranged below in buncher Slideway 16, just uses motor rate controlling only when personnel withdraw concentration.Winding stair is installed above on ground, 1.5 meter 8 is often saved, with side Just assemble.It is outlet that winding stair bottom one, which is saved, high 2 meters, and rotation gradually hangs down to 45 ° on the outside of road, is revolved while guardrail 11 is changed under road Face, separates winding stair and Stall space.Between winding stair axle sleeve and winding stair central shaft, bearing 9 is installed, bearing is generally seated in two sections Interface.Two section interfaces leave bayonet socket 7, convenient to fix.It is the rotation road 5 that a spiral declines after winding stair assembling.Revolve on the outside of road Provided with guardrail, guardrail bottom and the linking of rotation road, guardrail top are enclosed along 4 provided with cylinder, and each layer of winding stair is left a door unlocked, and slide rail 6 is located at door Right side, against rotation road on the outside of guardrail.Away from the centimeters of ground 200, slide rail is changed to " L " type 10, and passenger departs from rotation road Afterwards, can keep one's balance standing.

Shown in Fig. 2 for the special Slip Hook schematic diagram of rotation winding stair, the semicircular in shape of Slip Hook handle 22, half 12 lis of circular diameter Rice, slide bar 23 and the connection of handle diameters central point, long 20 centimetres, the slide bar other end is long 5 centimetres provided with hook 24, hook bending Into plane and handle it is orthogonal, pulley 25 is provided with hook, the tip of hook is provided with anticreep tooth 26, and the outside of slide bar is provided with Sleeve pipe 27, when edge is enclosed in slide bar compressing, when driving the winding stair to rotate, the rotation of sleeve pipe can reduce the friction of Slip Hook and winding stair.

Fixed winding stair taxi hook schematic diagram is illustrated that in Fig. 3, taxi hook handle 28 is that a spinning for being more than semicircle is hung down Shape, pull handle 29 is sleeved in handle, is an arc for being less than semicircle, and pull handle is moved handle bottom to, can overlapped with handle, draws The expansion link 34 on the connection taxi hook of bar 37 top, is equipped with turn-button 36, can stretch and bend between expansion link and pull bar, expansion link Connected by another turn-button 32 and telescopic hook 33, slide rail of the expansion link when taxi hook is normally used and in winding stair mutually matches Close, conveying personnel normally shunt, when the passenger speed of sensation is too fast, it is intended to when slowing down, can suitably pull pull handle, pass through pull bar Force flexible hook that anti-skid bolt 30 is housed on the inside of beam, appropriate reducing speed, the tip of telescopic hook 33 with expansion link, and slide rail inner side is anti- Slide strips coordinate, and strengthen skidproof effect.The telescopic hook other end and slide bar 38 are connected, and turn-button 35 is housed between slide bar and telescopic hook, Expansion link and slide bar junction move down groove 31 to expansion link is had, and pass through angle of three turn-buttons for summit when pulling pull bar Change, allows taxi hook to reach preferable slowing effect.

Shown in Fig. 4 for fixed winding stair slide rail cross-sectional view, slide rail 41 is arranged on by fixed mount 40 and bolt 39 Revolve above road, slide rail is provided with the opening 44 of left and right two, and Slip Hook can tangle slide rail from any one side, into rotation road.Slide rail it is interior Side is provided with anticreep tooth 42, and the lateral frame of collaboration above prevents Slip Hook from coming off.Support both sides, which are erected, in slide rail is provided with non-skid band 43, it is sliding Row hook can clamp perpendicular support after tightening from both sides, slow down the speed of personnel descending.

Shown in Fig. 5 for rotation winding stair entrance schematic diagram, the left side of entrance and passage arc are tangent, and the right side of entrance exists On the extended line of the circular diameter of left and right half, the wide radius equal to passage, entrance height can be to upper layer undersurface.That is light-permeable, and observable Situation above winding stair, a platform 45 is set in the outside of entrance, platform tilts down 46 with inner, and winding stair fence keeps one Cause.It is the best period into winding stair when fence is down to interior sloping platform 46.

Circular diameter is slightly larger than rotation in the plane bearing schematic diagram for rotation winding stair scheme one shown in Fig. 6, plane bearing Terraced central shaft, 35 to 40 centimetres of outside diameter and covers identical at the top lid of plane bearing below, or upper lid is made under upper bag Seal form, enters to prevent dust.

Shown in Fig. 7 for the ring wale schematic diagram in fixed winding stair scheme 1, ring wale 47 and building top layer phase Flat, four different parts are 4 vertical square columns 48,30 × 30 centimetres of square column, and 300 centimetres of circular diameter, cylindrical in ring wale 360 centimetres of diameter.

Shown in Fig. 8 for the reinforcing crossmember schematic diagram in fixed winding stair scheme l：It is prefabricated straight at the center of ring wale Post 49, the prefabricated reinforced beam 50 between center right cylinder and 4 square columns, reinforcing crossmember can not necessarily influence to revolve the unimpeded of road.If from The starting point on the right side of bottom entrance makees first of reinforcing fine strain of millet（Fig. 8 a）, it is second reinforcement at upward 1/4（Fig. 8 b）, upward 2/ It is the 3rd road reinforcement at 4（Fig. 8 c）, it is the 4th road reinforcement at upward 3/4（Fig. 8 d）, then at upward 4/4 be upper strata top surface, it is First of upper strata reinforcement（Such as Fig. 8 a）.

Set on the outside of the entrance schematic diagram for fixed winding stair scheme l shown in Fig. 9, for convenience personnel's entrance, entrance One high 30 centimetres of platforms 51, platform is tilted down with inner, gradually with the docking of rotation road.

The entrance schematic diagram for fixed winding stair scheme 2 shown in Figure 10.When revolving road production, upper end interface 54 is often saved Expanded outwardly to form an entrance 52, it has to be noted that be：When revolving road installation, entrance will be placed on passage left semicircle, and The vertical position of half circular diameter 53.Revolve after road installation and debugging, the appropriate extension of entrance, closing.

Shown in Figure 11 for the structural representation of rotation Spin ladder design scheme 2, provided with circle on the right side of high-rise building elevator Cylindricality building passage 62, the center of building passage is provided with the rotation winding stair stood vertically, and the upper end of winding stair is provided with upper bracket 65, The bottom of winding stair is provided with lower carriage 56, and the middle part of upper bracket is equipped with upper bearing (metal) 66, and the middle part of lower carriage is equipped with lower bearing 73, up and down Bearing is provided with plane bearing 55 built with winding stair central shaft 64 in the bottom of winding stair central shaft, above and below plane bearing is not only cooperateed with Bearing ensures that winding stair is gone slick, while subject the weight of whole winding stair.In order to increase in the sensitivity of winding stair rotation, winding stair Heart axle bottom, which is set, sets a cone tank 74 above a bullet, plane bearing.Winding stair other parts and scheme 1 are identical. Winding stair is located at ground level more than 70, and speed limit gear 60 is located in the ground room, outside straight through identical with winding stair.Speed limit gear outer side bottom surface Provided with gear, outside is provided with dovetail groove 59, and ring support 57, ring support and sets control valve 58, artificial control winding stair rotating speed. Speed limit gear also can use buncher 69 to drive, and the angular wheel and speed limit gear on buncher are usually separated, buncher Downside be provided with clutch slideway 72, only when personnel withdraw concentration, then promote pull bar 71, promote angular wheel and speed limit gear Occlusion, carries out motor rate controlling.Winding stair is that guardrail 67 is provided with the outside of the rotation road 63 that a spiral declines, rotation road, ladder ladder bottom one Save to export, high 2 meters, sagging on the outside of rotation road, guardrail 61 is changed into below rotation road, facilitates passenger to depart from winding stair.Each layer of passage Leave a door unlocked, slide rail 68 is located at the right side of door, the guardrail on the outside of rotation road, at 2 meters away from ground, slide rail is changed to " L " type, facilitates people Member, which is withdrawn after winding stair, to keep one's balance.

The rotation escape winding stair that the utility model is provided is the passage that a rotary spiral declines, hand when using Hold taxi hook, squat on platform, stirred with hand after winding stair, Slip Hook is tangled into slide rail, you can enter rotation road.Due to human bady gravitational Effect, winding stair can be gyrated, and personnel are sent back to ground.When burst accident personnel withdraw concentration, can start motor by Ground security personnel coordinates, and controls winding stair rotating speed, it is ensured that passenger safety.

With reference to embodiment, the design to winding stair of escaping further is sketched, as follows：

（One）Rotation Spin ladder design scheme one

Before 1. building is built, the position of pre-designed winding stair, size, in order to easy to use, winding stair should build elevator in Near right side or stair.Built building can corridor a steel structure passage；

Newly-built building, can incorporation engineering progress, design one diameter, 150 centimetres of cylindrical channels on the right side of elevator.Passage Under ground portion builds 3 × 3 square metres of area, high 2 meters of basements.Basement central point and channel center's point are relative.It is pre-buried Steel structure screw, with the construction of building, first can establish winding stair central axis to come, and suitably fix in basement.Plane Bearing and speed limit gear can be assembled when establishing winding stair central shaft；

2. 15 to 20 centimetres of winding stair root diameter, depending on story height.To facilitate installation, winding stair central shaft can Make 3 meter of one section, reinforced from the inside with steel column at section mouth, and make reverse screw and install, rotation winding stair be typically applicable 10 to 20 floor rooms, should not be high again.Circular diameter is more bigger than root diameter in plane bearing, 35 to 40 centimetres of outside diameter, should ensure that The annular ditch of the upper and lower groove of plane bearing is at ± 10 centimetres.Speed limit gear is arranged in the middle part of high 2 meters of column, from the ground a l meters of left sides The right side, facilitates ground staff's control.Column is a hollow circular cylinder, interior circular diameter more than winding stair central shaft ± 4 centimetre.Two is all There are bearing and central shaft to combine closely；

After 3. winding stair central shaft is holded up, incorporation engineering progress with carrying out Stall and cast or isolated with steel plate.Stall is Winding stair is exported, and is the place that personnel concentrate evacuation, size can be according to building body allocation plan.Cylindrical channel is since second floor Build, every layer there are two entrances, and the left side of entrance and passage arc are tangent, the extension of the right side of entrance in the circular diameter of left and right half On line（Fig. 5）.After passage is built up, to paint smooth, smooth；

4. the manufacture and installation of winding stair are an important rings.For the convenience of installation, winding stair can be installed using construction from part.Root According to design, winding stair often rotates the floor of one 3 meters of decline in one week, can be using often saving 1.5 meters during manufacture, and two sections decline one altogether The gradient in week.The central siphon of winding stair will have certain thickness, can support rotation road and the pressure of personnel, also to possess installation bearing and hold By screw or the ability of welding combination.Often section can be made into an entirety, also be divided into two halves, welds or uses on winding stair central shaft Screw is assembled.If an entirety is made, to be assembled before winding stair central shaft top is unlocked；

It it is about one smooth, the groove of outward opening, slide rail abuts winding stair 5. slide rail is arranged on the right side of each layer entrance The guardrail in outside, is being changed to " L " type, personnel depart from after winding stair, promptly handle, and body can be kept to put down away from the centimeters of ground 200 Weighing apparatus is stood.Unobstructed above and below slide rail, notch carries oblique hook, and anti-snap hook comes off.Slide rail is for the descending track of controllers. Set slide rail most important in winding stair, particularly in fixed winding stair, personnel will be not provided with slide rail hardly with the rotation of rotation road Safety can be can guarantee that.Slide rail not only may insure passenger balance and be perfectly safe, and can mitigate passenger The feared state of mind, to adapt to sliding for more speed, even if slip velocity is fast again, will not also occur any accident；

The instrument of slide rail is tangled 6. taxi hook is passenger.Fig. 2 is the special Slip Hook of rotation winding stair.Slip Hook handle is in half Circle, half 12 centimetres of circular diameter, slide bar and the connection of diameter center point, long 20 centimetres, the slide bar other end is long 5 centimetres provided with hook, It is total to be about 30 centimetres.Link up with bending plane and handle plane is orthogonal.The outside of slide bar is provided with axle sleeve, can be free Rotate.When slide bar compressing rotation road fence, equivalent to setting a pulley between slide bar and fence.Pulley is provided with hook, is made Used time can reduce the friction of hook and pulley, and the tip inner side of hook is provided with barb, and anti-snap hook comes off easily, and Slip Hook can be with Body is carried.The right side of door can also be placed on, it is necessary in use, pick up Slip Hook, squat on platform, it is seen that top temporarily nobody, hang Firmly slide rail, you can enter rotation road.If winding stair is static, winding stair is first stirred, after winding stair is rotated, multiplied by machine Enter；

7. in sloping platform.Slide rail is installed with shield, each layer entrance, a platform is set.The height of platform is according to rotation Depending on the gradient of terraced fence, platform will be consistent with inner slope with the cylinder fence above guardrail, be down to when fence and It is the best period into winding stair when interior sloping platform is consistent., must coming when chance next time if missing this period Face.Interior sloping platform is the temporal persistence point entered before winding stair, to carry out all preparations into winding stair；

8. outlet.Outlet is located at more than a flooring, away from the centimeters of ground 200.Revolve start on the outside of road it is sagging gradually extremely 45 °, guardrail is changed into below rotation road, and winding stair and Stall space are separated, while one layer of cushion can be spread on ground, to prevent accident；

9. buncher.Buncher is, for controlling winding stair rotating speed, when a fault occurs, to take the personnel one of winding stair It is fixed a lot.Enhancing due to personnel to winding stair pressure, the rotating speed of winding stair is necessarily quickly.In order to ensure personal security, rotating speed is controlled Seem particularly significant.This buncher is provided with arrangements for speed regulation, can limit winding stair rotation 15 per minute and enclose, that is, one minute can Yi Cong returns to ground 15 buildings.Simultaneously it should be noted that buncher necessarily cannot be with floor with a power supply, to prevent floor Buncher can not be applied after power-off；

10. artificial rate controlling.Dovetail groove is provided with the outside of speed limit gear, ring support is provided with against dovetail groove, in ring support Some control valves are provided between dovetail groove, control valve is connected with stent outer control-rod, and control-rod has a branch on support Point, using lever principle, can follow one's bent control speed limit gear rotational speed, reach preferable velocity of rotation；

The 11st, rotary column is installed.Rotation winding stair is in rotation, it is possible to double swerve, clips cylindrical building passage, influence The rotation of winding stair, in order to solve this problem, rotary column is set on passage interior wall, such case can be prevented effectively from, remove into It can be set beyond mouth and slide rail, in order that the installation of rotary column is not only firmly but also flexible, rotary column can make 1.5 meter of one section, often save Bearing is respectively installed at two, and two sections share a support, and support is one and is slightly less than the annular of building passage, if setting the Heavenly Stems and Earthly Branches in support Point, built-in two bearings up and down of each fulcrum, fulcrum will protrude the inner circle of ring support, and section mouth is smooth, it is ensured that under rotation road is smooth Fall, rotary column is set to 20 to 30 centimetres one, as a firm cage, winding stair is pinned.Rotary column can be outside winding stair Ensure winding stair normal rotation, and ensure that winding stair will not torsional deformation；

Rotary column can be additionally used in speedup and deceleration, when winding stair rotating speed is excessively slow, can be placed on above fence and firmly pedaled with a pin It is dynamic, when winding stair rotating speed is too fast, rotary column, the resistance that increase winding stair is rotated, it must be noted that can't are close to leg and pin The tension leaned on, influences oneself to glide, as long as everybody is of one mind, and control rotating speed is not problem；

Rotation winding stair can be under floor power down mode, and passenger is as sitting elevator, the return of safety and steady Face, with good application scenario.

（Two）Rotation Spin ladder design scheme two

As rotation Spin ladder design scheme two is with the manufacturing theory of design one, preparation method is also essentially identical, Except that：The winding stair central shaft of scheme one is fixed, and winding stair surrounds central axis, and scheme two is winding stair and central shaft An entirety is fabricated to, winding stair central axis is established above base plane bearing.It is provided with the top of winding stair central shaft Upper bracket, bottom are respectively provided with bearing provided with lower carriage, inside upper and lower bracket.Upper bearing (metal) and lower bearing cooperate with the plane axis of bottom Hold, it is ensured that winding stair firm and rotate freely.Plane bearing can reserve geosyncline in cellarway central point and install.Lower carriage is pre- It is embedded in below ground, reserved screw during the prefabricated napex crossbeam of upper bracket is fixed, top cross-bar is a cruciform girder with nut, Cross searching and channel center's point are relative；

To facilitate installation, winding stair can merogenesis assembling.It can be screwed, it is also solderable to be connected into an entirety（Refer to figure 11）.

（Three）Fixed Spin ladder design scheme one：

Before l, construction building, the position of pre-designed winding stair, size, prefabricated cylindrical building passage, passage are built in Near elevator or so or stair, when building building, pre-cast concrete framework first, the surrounding of cement frame is 4 square columns 48（Such as Fig. 7）, 30 × 30 centimetres of square column, the top of square column is provided with back timber, and the top surface of back timber is equal with floor, and back timber is an interior circular diameter 300 Centimetre, the ring wale 47 that 360 centimetres of outside diameter（Such as Fig. 7）, ring wale is connected with the adjacent position of floor, if annular is horizontal Beam inconvenience is prefabricated, may be made as square, and cylinder is built into when building a wall；

2nd, in the prefabricated center right cylinder 49 in ring wale center（Such as Fig. 8）, 60 centimetres of the diameter of center right cylinder, in center right cylinder Between 4 square columns, prefabricated reinforced beam 50（Such as Fig. 8）, it is therefore an objective to the stability of right cylinder is reinforced, and does not influence to revolve the smooth of road It is logical, and important support is provided for next step laying rotation road, 28 centimetres of deck-siding is reinforced, high 30 centimetres, prefabricated four road of layer adds per floor Gu Liang（8a-8d）；

3rd, build a wall：Build a wall the progress that can be built a wall with reference to building body, must it is solid firmly and outside building body wall is connected, Interior wall must be into cylinder, and surface is smooth, can never use inferior materials and turn out substandard goods.In order to reinforce the stability of passage exterior wall, it can reach Increase reinforced concrete is reinforced at the 1/4 of floor face, at 2/4, at 3/4；

Each layer of passage is left a door unlocked, and the left side of door and passage arc are tangent, right side on the extended line of the circular diameter of passage or so half, 150 centimetres of gate-width, up to upper strata rotation road；

4th, slideway is laid.Slideway can be on reinforcement with concrete prefabricated, it is also possible to which steel plate is welded, no matter which kind of side used Method rotations road will keep arc to be connected with outer wall and center right cylinder, and surface is smooth, without projection, without sharp object；

5th, sliding measure is increased：Concrete prefabricated rotation road and exterior wall is first had to further to polish, or the rotation road that steel plate is welded Interface is polished, then brush last layer antirust paint or wear resistant paint, is waited and is brushed one times again after drying.If welded on rotation road and exterior wall One layer of stainless steel plate is connect, increases sliding effect more preferable；

6th, bottom three layers in building, not prefabricated reinforced beam, rotation road is directly welded with steel plate, and both sides are fixed on interior wall and straight On post, from three buildings, landslide is tapered into, and to basic horizontal during Stall, indicator of trapped personnel full utilization upper strata inertia skids off rotation Road, so may insure that indicator of trapped personnel lands safely；

7th, the installation of slide rail.Rotation road above 120 centimeters install slide rail, slide rail conrotatory road and under.Cross section into "” Type（Refer to Fig. 4）, the entrance of taxi hook is between upper bracket and slide rail.Taxi hook can be made smoothly to enter, without regard to Come off easily, therefore the distance of upper bracket and slide rail is slightly larger than hook.Support both sides are erected in slide rail and are provided with deceleration strip, such as Slow down, gently pull pull handle, it is possible to reach the effect of deceleration.Taxi hook is the instrument that slide rail is tangled in sliding（Fig. 3）, can be with Carry with, the right side of entrance can also be placed on, slide rail is tangled during seating first, enter back into rotation road, even if two people's phase in sliding Meet, will not also collide, can trust slide greatly.Slide rail may insure passenger balance, mitigate the passenger feared state of mind, Even if slip velocity is fast again, will not also occur any accident；

8th, outer inclined-plane platform.Passenger enters rotation road for convenience, and every layer is set up an entrance（Less than three layers do not set）, enter Mouth is located at more than rotation road 30 centimetres to upper strata rotation road, and entrance both sides have been established when building a wall, and set one high 30 lis on the outside of entrance Meter Ping Tai, platform is tilted down with inner, is gradually connected with rotation road.Passenger squat on platform, it is seen that top temporarily nobody, with Machine tangles slide rail with Slip Hook, into rotation road, basic to use sitting posture and sleeping position in sliding, even if slip velocity is fast again, will not also feel It is nervous.Taking fixed winding stair must be comfortable like that without rotation winding stair as rotation road is rotated, but in the case of stranded, It can yet be regarded as one and select well, be stolen the slide escape declared, its security and practicality compared to 2013, has very Big raising.

（Four）Fixed Spin ladder design scheme two

1st, before building is built, the position of pre-designed winding stair, size, prefabricated cylindrical building passage, position choosing Near elevator or so or stair, when building building, pre-cast concrete framework first, cement frame is surrounded by 4 square columns, square column 30 × 30 centimetres, the top of square column is provided with back timber, and back timber is equal with floor, and back timber is interior 300 centimetres of a circular diameter, cylindrical straight 360 centimetres of footpath, thick 30 centimetres ring wale, ring wale face position with building body phase and are connected, not prefabricated center in ring wale Cylinder, rotation road is prefabricated in advance, is then directly installed in passage；

2nd, build a wall：Build a wall the progress that can be built a wall with reference to building body, interior wall must be into cylinder, and surface is smooth, it is solid firmly, be Reinforce the stability of passage exterior wall, can every layer of passage surrounding, reinforced with reinforced concrete, each layer of passage is left a door unlocked, a left side for door Side and passage arc are tangent, and right side is temporarily built at the semicircle of the right side, have stayed crops for rotation, after the installation of Deng Xuan roads, then have been closed；

3rd, the production in road is revolved, in order to install and be fixed conveniently, rotation road is saved using a floor one, the interface 54 often saved（Such as Figure 10）All in the left side of passage, often save top and expanded outwardly from interface, form an entrance 52,（Figure 10）In every Jie Xuan roads Under it is beautiful 5 installation strong points are set, install the strong point make it is wide and it is deep be all 10 lis of arts kerve；

4th, the installation in road is revolved：It is stuck in during installation with 10 centimetres of square steel of the length of side in the kerve below rotation road, the two ends of square steel are consolidated It is scheduled on passage interior wall, rotation road is held from bottom, rotation road is risen and supports fixation, critical on the outside of rotation road to lean on wall, rotation road is Can be more firm.Rotation road expands outwardly the entrance to be formed, and must be placed on left semicircle, the plane and diameter of entrance are vertical（As schemed 10）.

5th, slide rail is arranged on the top inside rotation road, certain during installation it is noted that the docking of two section slide rails up and down, is saving mouth Place sets bayonet socket, and upper section bayonet socket is stuck in above lower section bayonet socket, it is ensured that Slip Hook is passed through；

Revolve after road installation, from top to bottom, be the cylinder that a spiral declines, revolve 120 centimetres of road inside diameter；

The winding stair designed using this method, descending grade size is adjustable, and the upper strata gradient can be increased suitably, and bottom progressively subtracts Small, less than three layers are reduced to level substantially.Glided using inertial deceleration, it is ensured that landed by because of personal security；

6th, the use of Slip Hook：The design and scheme 1 of Slip Hook are identical（Such as Fig. 3）, it is possible to one jingle bell of band on handle, enters During Ru Xuan roads, first squat in porch, it is determined that top is temporarily without messenger, slide rail is tangled immediately and enters rotation road, it is double into after rotation road Hand firmly grasps handle, and body is lain down, and is allowed to free downslide, and colleague raises a cry, warning lower section personnel.

Escape winding stair feasibility analysis

1st, safe and reliable, escape is rapid, not by external environment influence.Escape winding stair uses totally-enclosed, descending grade substantially Moderate, safety and comfort, even if passing through fire bed, nor affect on safe escape；

2nd, during emergency escape, many people is had and are taken, will not occur tread event, consider to enter possible during rotation road during design Met with personnel in rotation road, so the tangent interior sloping platform in a Ge Hexuan roads is set up in porch, when indicator of trapped personnel enters rotation road, Early-stage preparations can be carried out to enter rotation road, in sliding, the gradient slided is the same, and speed is the same, no as temporal persistence point Crowded blocking can be caused, two people meet in rotation road, will not also collide；

3rd, slide rail is set in the top in rotation road, it is ensured that indicator of trapped personnel balance, alleviates the frightened heart of indicator of trapped personnel Reason, so sliding safer；

4th, it is to utilize human body self gravitation to slide, without the use of any power, is especially suitable for using when having a power failure；

5th, take up space small, it is maximum 3 × 3 square metres；

6th, suit measures to local conditions, get on the job with indigenous methods, ordinary person passes through short-term cultivation, so that it may grasp whole technologies.

Claims (4)

1. a kind of escape winding stair of high-rise building, including two rotation shape winding stair schemes and two fixed shape winding stair schemes, are rotated Shape winding stair scheme 1 is that the winding stair that a spiral that can freely rotate declines is installed in cylindrical building passage, mainly by justifying Cylindricality building passage, winding stair central shaft, spiral decline winding stair slide rail, taxi hook, plane bearing, speed limit gear, buncher, Interior sloping platform composition, it is characterised in that：Being structurally characterized in that for shape winding stair scheme 1 is rotated to set on one on the right side of high rise elevator Vertical cylindrical building passage, winding stair central shaft is stood vertically at the center of building passage down, and the bottom of winding stair central shaft is consolidated Basement center is scheduled on, top is fixed on the crossbeam of roof reinforcing, and a plane axis is set in the bottom of winding stair central shaft Hold, the edge on the outside of the winding stair declined above a speed limit gear, speed limit gear provided with spiral, winding stair is set above plane bearing Provided with guardrail, bottom is located at more than ground 200 centimetres provided with outlet, outlet, slide rail is set on the right side of every layer of entrance, and slide rail is tight By on the outside of winding stair, being a vertical and smooth groove, slide rail to 200 centimetres of ground is changed to " L " type, speed limit gear is one Ring gear, down, diameter and winding stair diameter are equal, on the outside of speed limit gear for gear, a dovetail groove are set, against dovetail groove One ring support is set, control valve, the buncher control of speed limit gear, the tune are set between ring support and dovetail groove Speed motor is one reduction box of installation on motor, in the lower section of buncher, provided with clutch slideway.

2. the escape winding stair of high-rise building according to claim 1, it is characterised in that：The rotation winding stair scheme 2 is Provided with cylindrical building passage on the right side of high-rise building elevator（62）, the center of building passage is provided with the rotation rotation stood vertically Ladder, the upper end of winding stair is provided with upper bracket（65）, the bottom of winding stair is provided with lower carriage（56）, the middle part of upper bracket is equipped with upper bearing (metal) （66）, the middle part of lower carriage is equipped with lower bearing（73）, metal (upper is built with winding stair central shaft（64）, at the bottom of winding stair central shaft Portion is provided with plane bearing（55）, winding stair central shaft bottom, which is set, sets a cone tank above a bullet, plane bearing （74）, winding stair is located on ground level, speed limit gear（60）Room is located in the ground, it is outside directly to pass through, speed limit gear bottom surface identical with winding stair Outside is provided with gear, and outside is provided with dovetail groove（59）, and ring support（57）, control valve is set on ring support（58）, speed governing electricity The downside of machine is provided with clutch slideway（72）, winding stair is the rotation road that a spiral declines（63）, rotation road outside is provided with guardrail（67）, rotation The terraced section of bottom one is outlet, high 2 meters, sagging, guardrail on the outside of rotation road（61）Change into below rotation road, each layer of passage is left a door unlocked, slide rail （68）The right side of door is located at, the guardrail on the outside of rotation road, at 2 meters away from ground, slide rail is changed to " L " type.

3. the escape winding stair of high-rise building according to claim 1, it is characterised in that：The escape rotation of described high-rise building Ladder also includes fixed winding stair taxi hook, the fixed winding stair taxi hook handle（28）It is the vertical shape of a spinning for being more than semicircle, Pull handle（29）It is sleeved in handle, is an arc for being less than semicircle, pull handle is moved handle bottom to, can overlapped with handle, draws Bar（37）Connect the expansion link on taxi hook top（34）, turn-button is housed between expansion link and pull bar（36）, expansion link passes through another Individual turn-button（32）And telescopic hook（33）Connection, telescopic hook（33）Sophisticated inner side is equipped with anti-skid bolt（30）, the telescopic hook other end and cunning Bar（38）Connection, is equipped with turn-button between slide bar and telescopic hook（35）, in expansion link and slide bar junction to having under expansion link Move groove（31）.

4. the escape winding stair of high-rise building according to claim 1, it is characterised in that：The escape electricity of described high-rise building Ladder, in addition to fixed winding stair slide rail, the fixed winding stair slide rail（41）By fixed mount（40）And bolt（39）Installed in rotation Above road, slide rail is provided with the opening of left and right two（44）, the inner side of slide rail is provided with anticreep tooth（42）, erect support both sides in slide rail and be provided with Non-skid band（43）.