CN101612455B - High altitude escape device and descent speed control method thereof - Google Patents
High altitude escape device and descent speed control method thereof Download PDFInfo
- Publication number
- CN101612455B CN101612455B CN2009100416321A CN200910041632A CN101612455B CN 101612455 B CN101612455 B CN 101612455B CN 2009100416321 A CN2009100416321 A CN 2009100416321A CN 200910041632 A CN200910041632 A CN 200910041632A CN 101612455 B CN101612455 B CN 101612455B
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- pin shaft
- speed control
- hawser
- shell
- bearing pin
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Abstract
A high altitude escape device comprises a mooring rope and a speed controller; wherein the speed controller is arranged on the surface of the mooring rope, the mooring rope is suspended in the sky by a pulley to form two up and down slip sections, one section is a no-load section is sheathed in the speed controller, and the other section is a load section and is fixedly connected with the speed controller; the speed controller comprises a shell and is internally provided with a plurality of pin shafts at intervals more than the diameter of the mooring rope; wherein a braking pin shaft is arranged above or below at least one pin shaft in a sliding way; one section of the mooring rope sheathed with the speed controller winds the baking pin shaft and the pin shafts below or above the braking pin shaft at least in a dislocation way. In the invention, friction is produced between the mooring rope as well as the pin shaft and the braking pin shaft by dislocation winding of the pin shaft and the braking pin shaft in the no-load section of the mooring rope and the speed controller, thus achieving the effect of reducing the descent speed of the speed controller. The no-load section of the mooring rope winds the pin shaft of the speed controller in the dislocation way, so that friction is produced between the mooring rope and the pin shaft, thus achieving the aim of reducing the descent speed of personnel evacuation.
Description
Technical field
The present invention relates to a kind of high-altitude escape device, be applicable to that particularly the fire top men of high-rise lower floor can not escape from stair, from window or the balcony ground of escaping.Adapt to high-altitude escape device and decrease speed control method thereof that relief is trapped in skyscraper, steep cliff personnel and tourism cable car fault rescue trapped personnel.
Background technology
At present along with the development in city, high-rise constantly increases, and more and more higher, in case run into fire, can not escape from stair the personnel of high level, is trapped in the former house or is forced to the top layer balcony.The ground fireman relief that can not take the stairs up again, have only by trapped personnel and implement to save oneself, the safest from the high building to ground is with steel wire rope personnel to be carried toward ground, but the speed that personnel descend is difficult to control, decrease speed is fast, and personnel will face bigger danger, and the fireman is the quick method that descends of disapprove, will effectively control personnel's decrease speed, personnel's life just is protected.But high-rise life saving is the most difficult is the control of personnel's decrease speed, and excessive velocities can cause personnel's injures and deaths, has only the control decrease speed could ensure the escape personnel ground of arriving safe and sound.
Chinese patent literature CN201076682 discloses a kind of high-rise emergency escape device on June 25th, 2008, utilize the equilibrium principle between frictional force and gravity in the mechanics, promptly utilize survivor's own wt, when safety harness descends along with the survivor, drive damper and move down along rope; Include damping deceleration component and brake component in the damper, movable pulley in the damping deceleration component is subjected to the pulling force of rope, and close to fixed pulley, the distance between movable pulley and fixed pulley reduces, the resistance that rope between movable pulley and fixed pulley moves increases, the decrease speed of slowing down damper.Brake component in the damper has left and right rim brake, and the distance between auxiliary control movable pulley and fixed pulley reaches the speed that the control damper descends, and guarantees the safety that descends fast and land.This complex structure, the decrease speed instability, escape apparatus adopts single rope to involve, and can constantly rotate in the air.
Summary of the invention
Purpose of the present invention aims to provide a kind of simple and reasonable, decline process high-altitude escape device stably, to overcome weak point of the prior art.
A kind of high-altitude escape device by this purpose design, comprise hawser and speed control, speed control is set in the hawser surface, its architectural feature is that hawser is aerial at height by suspended, form two sections that slide one on the other, wherein shackle is socketed in the speed control, and another section hawser is fixedlyed connected with speed control; Speed control comprises shell, in be provided with the bearing pin of some intervals greater than cable diameter, wherein, slide above or below at least one bearing pin and be provided with braking pin shaft; At least misplace with the shackle of speed control socket and to walk around the bearing pin of braking pin shaft and braking pin shaft below or top.
The shell of described speed control is channel-section steel type, square tube type or tubular type, and bearing pin is connected between the shell both sides.The corresponding braking pin shaft in the shell both sides of described speed control is provided with chute, and chute one end is positioned at above or below the bearing pin, and the other end is positioned at the side of this bearing pin.
Described braking pin shaft two ends also are provided with handle, and the corresponding handle in the bearing pin two ends of its below or top or shell both sides fixedly installs jug.
Described bearing pin comprises fixed pin shaft and active pin shaft, and fixed pin shaft is fixedlyed connected with the shell left and right sides, and active pin shaft is arranged between the fixed pin shaft, and corresponding active pin shaft two ends, the shell left and right sides are provided with perforate.Described fixed pin shaft is distributed on the same straight line, and perforate is arranged in the fixed pin shaft distributing line and the downside of distributing line.Described active pin shaft one end is set with spanner, and the other end is provided with screw thread, is connected with the strap wrenches nut thread.
Described speed control shell upper is provided with hawser fixed hook/hole, and the bottom is provided with safety belt hook/hole.
Be provided with sleeve pipe under the described pulley, hawser is overlapped on the pulley, and sleeve pipe is passed at two ends and speed control joins.Sleeve pipe upper end inside rim circular arc chamfering.Pulley all is to reduce friction to reach the labour-saving purpose usually, this pulley is during at fire in high buildings, be trapped in high-rise personnel with sliding into ground design under the steel wire rope, so draw close toward pulley bisector direction by the hawser that sleeve pipe will be overlapped on the pulley, thereby increase the contact area of hawser and pulley outer surface, reach the frictional force that increases hawser and pulley, slow down gliding speed.Simultaneously, people's body weight is distributed in the hawser two ends of pulley, and it is more laborsaving to make things convenient for the people to descend.
The decrease speed control method of described high-altitude escape device: by to bearing pin in unloaded section hawser and the speed control and braking pin shaft dislocation winding, make to produce friction between hawser and bearing pin and the braking pin shaft, reach the effect of slow-down controller decrease speed.When the speed control decrease speed is too fast,, make the contact area increase of braking pin shaft and hawser, further slow-down controller decrease speed by braking pin shaft is slided toward itself and the direction of hawser contact-making surface.
Hawser of the present invention and pulley overlap joint, form heavy duty section and unloaded section, the bearing pin of speed control is walked around in the crooked dislocation of unloaded section, makes and produces friction, the rate of climb of the unloaded hawser that slows down effectively between hawser and the bearing pin, thereby reduced escape personnel's decrease speed, instantly reduction of speed is spent when fast, braking pin shaft is moved to its below or top bearing pin direction, thereby change the hawser amount of bow, increase the contact friction area, realize stopping in the air descending and decrease speed control.The escape personnel can carry out multiple dislocation curve form winding with hawser and bearing pin according to self body weight and cable diameter, to constitute the connected mode that a kind of decrease speed and body weight are coordinated.Simultaneously, speed control joins with two sections hawsers all the time, makes that the decline process is more steady, is not easy to occur rotation phenomenon; And when the personnel that scoop out on ground can contact unloaded section hawser, control was controlled a unloaded section hawser rate of climb by the ground staff and is controlled the speed that the escape personnel descends.Its simple and reasonable, easy to use safety, decrease speed is controlled, the cost cost is low.
Description of drawings
Fig. 1 is one embodiment of the invention structural representation.
Fig. 2 is the main TV structure schematic diagram of Fig. 1.
Fig. 3 is the A-A sectional structure schematic diagram of Fig. 2.
Fig. 4 is Fig. 3 on-position structural representation.
Fig. 5 is a user mode structural representation.
Fig. 6 is another user mode structural representation.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is further described.
Referring to Fig. 1-Fig. 3, this high-altitude escape device comprises hawser 2 and speed control 3, and speed control is set in the hawser surface.Hawser 2 is suspended on high aerial by pulley 1, form two sections that slide one on the other, and one section is unloaded section, is socketed in the speed control 3, and another section is fixedlyed connected with speed control for the load-carrying section.Speed control 3 comprises shell 3.1, in be provided with the bearing pin of some intervals greater than cable diameter, wherein, the slid underneath of at least one bearing pin is provided with braking pin shaft 7; At least misplace with the shackle of speed control socket and to walk around braking pin shaft and braking pin shaft top bearing pin.
The shell 3.1 of speed control 3 is the channel-section steel type, and bearing pin is connected between the shell both sides.The shell both sides 3.1 corresponding braking pin shaft 7 of speed control 3 are provided with chute 3.4, and chute one end is positioned at bearing pin below, and the other end is positioned at the side of this bearing pin.Braking pin shaft 7 two ends also are provided with handle 7.1, and its corresponding handle in bearing pin two ends, top fixedly installs jug 4.1.
Bearing pin comprises fixed pin shaft 4 and active pin shaft 5, and fixed pin shaft is fixedlyed connected with shell 3.1 left and right sides, and active pin shaft is arranged between the fixed pin shaft, and corresponding active pin shaft two ends, the shell left and right sides are provided with perforate 3.3.Fixed pin shaft 4 is distributed on the same straight line, and perforate 3.3 is arranged in the fixed pin shaft distributing line and the downside of distributing line.Active pin shaft 5 one ends are set with spanner 5.1, and the other end is provided with screw thread, are threaded with strap wrenches nut 6.
The decrease speed control method of high-altitude escape device: by to bearing pin in unloaded section hawser and the speed control and braking pin shaft dislocation winding, make to produce friction between hawser and bearing pin and the braking pin shaft, reach the effect of slow-down controller decrease speed.When the speed control decrease speed is too fast,, make the contact area increase of braking pin shaft and hawser, further slow-down controller decrease speed by braking pin shaft is slided toward itself and the direction of hawser contact-making surface.
Its operation principle is:
Be provided with the hook that articulates with pulley at the window place of high building in advance, be overlapped with on the pulley near twice ground and hook height or above hawser, hawser one end is fixedlyed connected with the speed control shell, the other end passes pulley, between the bearing pin of speed control, pass through, make the two ends of hawser connect into the snare of an annular, snare must could enlarge by the decline of speed control, and the stroke of escape personnel's decline is that hawser passes through half of speed control stroke.Wherein, hawser misplaces at least and walks around braking pin shaft and braking pin shaft top bearing pin, passes from the speed control lower end then, and is connected with limited block, avoids hawser second cosmic velocity controller; Other can do different layouts according to people's body weight with the cable segment of the winding of bearing pin, when body weight when being medium, can be with reference to shown in Figure 3, and the flexibility of hawser is medium; When body weight is light, can be with reference to shown in Figure 5, hawser is more straight; When body weight is middle, can be with reference to shown in Figure 6, hawser bends to zigzag.During escape, fix health with safety belt, and connect with safety belt hook, both hands are held the handle of handle and braking pin shaft then, pack up both feet, human body will be suspended on the hawser, the handle that comes up then descends speed control, owing to the reason of acceleration of gravity automatically under the body weight traction, decrease speed can increase, and can effectively control decrease speed by the handle of hold with a firm grip handle and braking pin shaft.
Perhaps, be overlapped with trebly face and the above hawser of hook height on the pulley, when first escape personnel's safe arrival ground, unloaded section hawser also has the distance of twice high building to ground, the personnel that are trapped in the high building can be connected to another speed control on the hawser of load-carrying section, carrying out second escape personnel descends, when second escape drops to ground, the 3rd escape personnel is connected to unloaded section to speed control and descends, when the 3rd escape drops to ground, the 4th escape personnel is connected to speed control and plants heavy section and descend, and so circulation is until all personnel ground of arriving safe and sound.Above-mentioned escape mode is keeping the hawser idle end twice high building to be arranged to ground level, and hawser can move to and fro, and it is stranded to adapt to many people, but can flee from fast.When ground has personnel to scoop out, decrease speed can be transferred soon, when dropping near ground, the personnel of scooping out can catch the escape personnel easily; Instantly reduction of speed degree excessive velocities and can not automatic control the time, the speed that the personnel of scooping out can rise by the unloaded section of approach control hawsers in many, thus controlled the speed that the escape personnel descends.
Claims (1)
1. high-altitude escape device, comprise hawser (2) and speed control (3), speed control is set in the hawser surface, it is characterized in that hawser passes through pulley (1) and is suspended on high aerial, form two sections that slide one on the other, one section is unloaded section, is socketed in the speed control, another section is fixedlyed connected with speed control for the load-carrying section; Speed control comprises shell (3.1), in be provided with the bearing pin I of some intervals greater than cable diameter, wherein, the slid underneath of at least one bearing pin I is provided with braking pin shaft II (7); At least misplace with the shackle of speed control socket and to walk around the bearing pin I of braking pin shaft II and braking pin shaft II top;
Described braking pin shaft II (7) two ends also are provided with handle (7.1), and the corresponding handle in the bearing pin I two ends of its top or shell (3.1) both sides fixedly installs jug (4.1);
Described bearing pin I comprises fixed pin shaft (4) and active pin shaft (5), and fixed pin shaft is fixedlyed connected with shell (3.1) left and right sides, and active pin shaft is arranged between the fixed pin shaft, and corresponding active pin shaft two ends, the shell left and right sides are provided with perforate (3.3);
The shell (3.1) of described speed control (3) is channel-section steel type, square tube type or tubular type, bearing pin I is connected between the shell both sides, the also corresponding braking pin shaft II in shell both sides (7) are provided with chute (3.4), and chute one end is positioned at bearing pin I below, and the other end is positioned at the side of this bearing pin I;
Described fixed pin shaft (4) is distributed on the same straight line, and perforate (3.3) is arranged in the fixed pin shaft distributing line and the downside of distributing line;
Described active pin shaft (5) one ends are set with spanner (5.1), and the other end is provided with screw thread, are threaded with strap wrenches nut (6);
Described speed control (3) shell (3.1) top is provided with hawser fixed hook/hole (3.2), and the bottom is provided with safety belt hook/hole (3.5);
Be provided with sleeve pipe (1.1) under the described pulley (1), hawser (2) is overlapped on the pulley, and sleeve pipe is passed at two ends and speed control (3) joins, sleeve pipe upper end inside rim circular arc chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100416321A CN101612455B (en) | 2009-07-30 | 2009-07-30 | High altitude escape device and descent speed control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100416321A CN101612455B (en) | 2009-07-30 | 2009-07-30 | High altitude escape device and descent speed control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101612455A CN101612455A (en) | 2009-12-30 |
| CN101612455B true CN101612455B (en) | 2011-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100416321A Expired - Fee Related CN101612455B (en) | 2009-07-30 | 2009-07-30 | High altitude escape device and descent speed control method thereof |
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| CN (1) | CN101612455B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102319489A (en) * | 2011-09-22 | 2012-01-18 | 廖云开 | High-altitude escaping device with light falling force |
| CN103537020B (en) * | 2012-07-09 | 2016-03-16 | 陆继儒 | The fire-fighting equipment of simple and direct practicality |
| CN104958841B (en) * | 2015-03-13 | 2018-05-18 | 梁历 | A kind of fire fast-escape machine |
| ITUA20161260A1 (en) * | 2016-03-04 | 2017-09-04 | Bernhard Kofler | Rope brake for climbers to absorb falls into rope |
| CN113926095B (en) * | 2021-09-22 | 2022-11-08 | 周口师范学院 | Building protection window with escape function |
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2009
- 2009-07-30 CN CN2009100416321A patent/CN101612455B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN101612455A (en) | 2009-12-30 |
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Granted publication date: 20111026 Termination date: 20140730 |
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