CN101485922A - Life saving device for high building - Google Patents
Life saving device for high building Download PDFInfo
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- CN101485922A CN101485922A CNA2009101138681A CN200910113868A CN101485922A CN 101485922 A CN101485922 A CN 101485922A CN A2009101138681 A CNA2009101138681 A CN A2009101138681A CN 200910113868 A CN200910113868 A CN 200910113868A CN 101485922 A CN101485922 A CN 101485922A
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- gear shaft
- cylinder
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- shaft
- brake
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Abstract
The invention discloses a high-rise escape device, which comprises a chassis, a roller of which the center is provided with a gear shaft and a steel cable wound outside the roller, wherein the gear shaft is connected with a centrifugal frictional braking body into a whole through a key in the roller of which one end face is provided with a centrifugal frictional brake, the centrifugal frictional braking body evenly distributes 1 to 6 shaft holes on the circumference which uses a shaft axis of the gear shaft as the center of a circle, and the large circular arc of a brake block which is wound on the shaft holes and is rotated by the shaft is matched with the curvature of the inner diameter of a centrifugal frictional brake drum. The high-rise escape device has the advantages of simple structure, good manufacturability, no need of electrical power and energy and extremely high reliability. The popularization and the application of the high-rise escape device can greatly improve life security when high-rise people suffer from accidents.
Description
Technical field
The present invention relates to a kind of lowering or hoisting gear of building, especially a kind of life saving device for high building that the help desk personnel descends from eminence toward lower when breaking out of fire, earthquake, escape in the scene.
Background technology
Harmonious society, people-oriented.When New York World Trade Organization building during, during Shenzhen Long Gang big fire in 2008, during the colleger's dormitory fire of Shanghai, owing to do not have the corresponding apparatus high-rise life saving, how many valuable life of forfeiture by the attack of terrorism.
Life saving device for high building is also arranged at present in the world, production marketing is all arranged, but all be electricity consumption control machine run as the U.S., Japan, Taiwan.When breaking out of fire or earthquake, generally all the electricity went off at the scene, thereby can't use.Use battery then to exist and maintain problem at ordinary times, perhaps this machine is not all used after installing decades, and the expense consumer of maintenance holds and can't stand, market is difficult to carry out.The pulley combination descending lifeline that has a kind of mountaineer to use in the world, glide with rope control, this descending lifeline need give training and could use personnel, and market also is difficult to promote, and safety coefficient is too low, and national correlation department does not allow to promote the survival equipment when preventing the fire earthquake.
Summary of the invention
The purpose of this invention is to provide a kind of life saving device for high building that utilizes the centrifugal principle development, do not need electricity consumption, oil and the energy, utilize human body gravity to produce power, can control user of service's average rate and glide, safety, convenient.
The technical solution used in the present invention is:
It is of a great variety to realize at the uniform velocity delaying the device that falls operation, and great majority all are to adopt drive power source to realize in them, as hoist engine or the like.But,, there is not relevant information according to online enquiries for the at the uniform velocity slow device that falls operation of unpowered realization.The design will provide a kind of novel at the uniform velocity descending lifeline.Its operation principle is: utilize the gravity of the quality generation of object itself to be power source, when object descends according to the wirerope of device, the cylinder that twines wirerope on the device rotates, form a velocity of rotation N, the internal gear of cylinder left end drives left shaft holder and cogs, left shaft holder cogs and driven gear axle (it turns to counterclockwise) rotation, thereby the centrifugal friction brake on the driven gear axle, its rotating speed with KN is rotated at a high speed, brake block on the centrifugal friction brake is producing centrifugal force under the rotation at a high speed, rotating speed is high more, and the centrifugal force of generation is big more, and frictional force is also big more.This moment, cylinder and centrifugal friction brake were to rotate in opposite directions, made the power of cylinder rotation deceleration (reduction of speed) also big more, thereby reached at the uniform velocity slow purpose of falling.
This life saving device for high building, comprise that chassis, center establish the cylinder of gear shaft and be wrapped in the outer wirerope of cylinder, it is characterized in that: at one end face is provided with in the cylinder of centrifugal friction brake, gear shaft fuses by key and centrifugal friction brake body, the centrifugal friction brake body is uniform 1～6 axis hole on the circumference in the center of circle with the gear shaft axial line, install around the brake block that the axle on axis hole rotates, its orthodrome cooperates with the curvature of centrifugal friction brake drum internal diameter.
The cylinder end face has internal gear, on the left shaft holder on the circumference of axle center uniform 1～6 idle pulley or gear shaft, idle pulley or gear are installed on idle pulley or the gear shaft, internal gear and idle pulley or gear, gear shaft intermesh.
The centrifugal friction brake is established in left end or right side at cylinder.
Brake block adopts swing brake block or slip brake block structure.
Life saving device for high building of the present invention is a principle of utilizing centrifugal force, and control the user of service at the uniform velocity glide with the speed less than 1.5 meters of per seconds.About 100 meters of the height in the 30th floor height buildings, escape arrives ground and is no more than clock more than 1 minute.The not electricity consumption of this machine need not be oily, do not use the energy, utilizes human body gravity to produce power, at action of centrifugal force control brake block friction roll inwall, thereby makes the cylinder uniform rotation.
The design of this machine fully takes into account safety problem, and it is perfectly safe to accomplish.Steel wire rope adopts 4 millimeters of diameters, theoretical load-carrying 960Kg, and everyone joins two, and a main pair prevents wire cable rupture.When machine is installed with oil with the steel wire rope sealing preventing its oxidation, and every machine in principle only use once, with after must safeguard.
Be furnished with a secondary headgear on the life saving device for high building in addition, be associated in, put on headgear when fastening one's safety belt with safety belt.Headgear is made of asbestos cloth, is furnished with the mouth mask of filtered air, descends when passing the fire district by the cigarette poisoning of choking with anti-personnel.
This machine can carry 2 people, and what be installed in family can two machine unification engines, once can carry 4 people.But be installed in public place such as KTV, office building, the combination of hotel's multimachine, one time tens the people escapes simultaneously.Family is installed in window, balcony, and the public place is installed in window, and profile is equivalent to family expenses split-type air conditioner device main frame, and one draws and can use during the breaking out of fire earthquake, needn't give training the user of service.Convenient, practical.
This life saving device for high building is simple in structure, and good manufacturability need not electric power, the energy, and reliability is high, promotes the use of and can improve the life security of high building personnel when running into unexpected storms greatly.
Description of drawings
Below in conjunction with accompanying drawing the present invention is elaborated.
Fig. 1 is a life saving device for high building agent structure cutaway view of the present invention.
Fig. 2 removes head end lid schematic diagram for overall appearance structure of the present invention.
Fig. 3 is principle of dynamics figure of the present invention.
Fig. 4 is a centrifugal friction brake structural schematic diagram.
Fig. 5 is swing brake block structural representation.
Fig. 6 is a slip brake block structure schematic diagram.
Shown in the figure: 1, chassis, 2, gear shaft, 3, left shaft holder, 4, internal gear, 5, lazy (tooth) wheel, 6, lazy (tooth) wheel shaft, 7, cylinder, 8, key, 9, wirerope, 10, centrifugal friction brake drum, 11, the right bearing seat, 12, little axle, 13, screw, 14, centrifugal friction swing brake body, 15, the swing brake block, 16, slip brake piece, 17, the slip brake body.
The specific embodiment
The present invention is designed to: left shaft holder 3 (Fig. 1), right bearing seat 10 are installed on the chassis 1, and mounting teeth wheel shaft 2 in the bearing block is installed cylinder 7 on the bearing of gear shaft 2; Wirerope 9 is installed on the cylinder 7; There is internal gear 4 cylinder 7 left sides; Cylinder one end is provided with the centrifugal friction brake; On the left shaft holder 3 on the circumference of axle center uniform 1～6 lazy (tooth) wheel shaft 6 (Fig. 2 Fig. 3), is equipped with lazy (tooth) wheel 5 on lazy (tooth) wheel shaft 6, internal gear 4 intermesh with lazy (tooth) wheel 5, gear shaft 1 (Fig. 3 has only drawn one lazy (tooth) wheel 5).Gear shaft 2 fuses by key 8 and centrifugal friction brake body 14, centrifugal friction brake body 14 is uniform 1～6 axis hole on the circumference in the center of circle with gear shaft 2 axial lines, (Fig. 4, Fig. 5), little axle 12, brake block 15 are installed on each axis hole, and brake block 15 rotates around little axle 12.The orthodrome of brake block 15 is similar to the curvature of centrifugal friction brake drum internal diameter, and an end of orthodrome has an axis hole.Centrifugal friction brake drum 10 also is installed on the cylinder 7, and the other end of gear shaft 2 is right bearing seats 11.The brake block of centrifugal friction brake can be taked two kinds of versions, and Fig. 5 is swing brake block structure, and promptly brake block is by swinging folding around axle; Fig. 6 is the slip brake block structure, and promptly brake block is to move outside circumference along slide bar.
The centrifugal friction brake can be installed in any end of cylinder 7.
When object descends according to the wirerope 9 of device, the cylinder 6 that twines wirerope 9 on the device rotates (from the device left end, turn clockwise, see Fig. 3), form a velocity of rotation N, the internal gear 4 of cylinder 6 left ends drives lazy (tooth) wheel 5, lazy (tooth) wheel 5 driven gear axle 1 (it turns to counterclockwise) rotation again, thereby the centrifugal friction brake body 14 on the driven gear axle 1 rotates its rotating speed with KN at a high speed.This moment, cylinder 6 was to rotate in opposite directions with the rotation direction of centrifugal friction brake body 14, rotating speed is high more, the centrifugal force that brake block 15 on the centrifugal friction brake body 14 produces is big more, frictional force is also big more, make the power of cylinder 6 rotation decelerations (reduction of speed) also big more, gravity and frictional force interact, and form the equalization point of gravitational torque and moment of friction, fall thereby reach at the uniform velocity slow, guarantee personal security.
Claims (4)
1, a kind of life saving device for high building, comprise that chassis, center establish the cylinder of gear shaft and be wrapped in the outer wirerope of cylinder, it is characterized in that: at one end face is provided with in the cylinder (7) of centrifugal friction brake, gear shaft (2) fuses by key (8) and centrifugal friction brake body (14), centrifugal friction brake body (14) is uniform 1～6 axis hole on the circumference in the center of circle with gear shaft (2) axial line, install around the brake block (15) that the axle (12) on axis hole rotates, its orthodrome cooperates with the curvature of centrifugal friction brake drum (10) internal diameter.
2, life saving device for high building according to claim 1, it is characterized in that: cylinder (7) end face has internal gear (4), left shaft holder (3) is gone up uniform 1～6 idle pulley or gear shaft (6) on the circumference of axle center, idle pulley or gear (5) are installed on idle pulley or the gear shaft (6), and internal gear (4) and idle pulley or gear (5), gear shaft (2) intermesh.
3, life saving device for high building according to claim 1 is characterized in that: the centrifugal friction brake is established in left end or right side at cylinder (7).
4, life saving device for high building according to claim 1 is characterized in that: brake block adopts swing brake block (15) or slip brake piece (16) structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009101138681A CN101485922A (en) | 2009-02-16 | 2009-02-16 | Life saving device for high building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009101138681A CN101485922A (en) | 2009-02-16 | 2009-02-16 | Life saving device for high building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101485922A true CN101485922A (en) | 2009-07-22 |
Family
ID=40889079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009101138681A Pending CN101485922A (en) | 2009-02-16 | 2009-02-16 | Life saving device for high building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101485922A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920074A (en) * | 2010-08-10 | 2010-12-22 | 江苏大学 | High-rise escape machine and automatic control method for escape |
| CN102350026A (en) * | 2010-12-08 | 2012-02-15 | 刘迎辉 | High-rise lifesaving system |
| CN109310892A (en) * | 2016-03-31 | 2019-02-05 | 克拉斯·兹瓦尔特 | The device declined by rope |
-
2009
- 2009-02-16 CN CNA2009101138681A patent/CN101485922A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920074A (en) * | 2010-08-10 | 2010-12-22 | 江苏大学 | High-rise escape machine and automatic control method for escape |
| CN101920074B (en) * | 2010-08-10 | 2012-05-23 | 江苏大学 | High-rise escape machine and automatic control method for escape |
| CN102350026A (en) * | 2010-12-08 | 2012-02-15 | 刘迎辉 | High-rise lifesaving system |
| CN102350026B (en) * | 2010-12-08 | 2013-06-05 | 刘迎辉 | High-rise lifesaving system |
| CN109310892A (en) * | 2016-03-31 | 2019-02-05 | 克拉斯·兹瓦尔特 | The device declined by rope |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20090722 |