CN1038940A - Reduction gear for escape from high buildings - Google Patents
Reduction gear for escape from high buildings Download PDFInfo
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- CN1038940A CN1038940A CN 88104332 CN88104332A CN1038940A CN 1038940 A CN1038940 A CN 1038940A CN 88104332 CN88104332 CN 88104332 CN 88104332 A CN88104332 A CN 88104332A CN 1038940 A CN1038940 A CN 1038940A
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- blade
- pulley
- confined chamber
- fixed
- shell
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Abstract
A kind of reduction gear for escape from high buildings makes people or article drop to ground with safety speed by a long rope.Include: one is full of the confined chamber of the liquid of viscosity height, this is indoor to have a radial outwards scalable blade freely, and this blade is subjected to centrifugal force to change the contact area of blade and liquid, the speed protruding area increasing of fast blade of healing, the damping of liquid body strengthens, and produces decelerating effect.
Description
The present invention is relevant a kind of deceleration device when being used for emergency, and manned or article vertically descend with safety speed especially to be applied to high building, makes can the arrive safe and sound device on ground of people or thing.
The present invention's primary structure has: a rotation wire drum, and a rope is by therebetween, and the end of rope is used for manned or loading; One rotational latency mechanism, be used to control wire drum, this delay device includes a circle shape confined chamber that is full of the liquid of viscosity height, the inner peripheral of this chamber has an annular recess, an if drag ring mechanism, and be provided with the radial freely blade element of several expansion in this confined chamber, one on this vane group mat links to each other with wire drum and becomes moved in coaxial.Flexible blade element mat spring at ordinary times inwardly contracts, and when rotation produced centrifugal force, blade increased blade area to overhanging, even reaches peripheral drag ring mechanism, reaches the purpose person of the deceleration.
The present invention's main purpose is, it has a confined chamber that is full of the liquid of viscosity height, and this is indoor to be provided with scalable blade freely, and when centrifugal force was big, blade protruded, and area strengthens, and damping strengthens; When centrifugal force hour, blade mat spring reclaims, and damping diminishes, and makes people or article drop to ground with a safety speed (being almost constant speed).In other words, the present invention is the device of rotary delay decline, can be according to the difference of load-carrying, and the protrusion situation of adjusting vane makes the velocity-stabilization of decline voluntarily, and can hold heavier load for its characteristic person.
Another object of the present invention is, many no matter it all reduces on volume and weight, little for a kind of light weight, volume, collect and carry all convenient escape device and be its characteristic person.
Another object of the present invention is that its fixed arm has unidirectional ratchet and non-return button, can free telescopic adjustment length, so that can easily, fast and firmly be fixed on the wall of any width, strive for that critical Hour Minute Second is imitated in must striving and be its characteristic person.
Another object of the present invention is that its wire drum is mainly a pulley, have the groove of bending on this pulley, is bending when making rope stride thereon, in order to avoid rope skids on pulley, and to increase despatch wiping power be its characteristic person.
For clearly demonstrating the present invention, cooperate the graphic of most preferred embodiment to be described in detail as follows now:
The 1st figure is the sectional side elevation of the right side view of the invention process.
The 2nd figure is the profilograph of the confined chamber front view of the embodiment of the invention.
The 3rd figure is the A-A profile of the 1st figure.
The 4th figure is the B-B profile of the 1st figure.
The 5th figure is the groove schematic diagram of the pulley of the embodiment of the invention.
See also the 1st figure, be the profilograph of the right side view of this creation embodiment, a reel (10) twines a long rope (11) on it, the length of this long rope building, enough positions height; One shell (9) is divided into two parts, one is pulley shell (12), another is formed by the confined chamber (13) that is full of high viscosity liquid, pulley shell (12) runs through with the middle body mat one (15) of confined chamber (13), and with three groups of bearings (15a) (15b) (15c) axle (15) is fixed on the shell (9), but can rotate.In the pulley shell (12), on axle (15), fix a pulley (14), pulley (14) is provided with the groove (14a) of bending, and long rope (11) is striden thereon.Side under the pulley shell (12), and be provided with guide wheel (25) and some little guide wheels (26), long rope (11) also strides across therebetween.
Be full of the liquid (13a) of high viscosity in the confined chamber (13), this chamber is complete closed.On the axle (15) in the confined chamber (13), be provided with several expansion blade element (16) freely, this element is with radial outside, respectively perpendicular on the axle (15), and on average be scattered in the confined chamber (13), each blade element is fixed on the axle (15) with protection cylinder (17), cylinder (17) is a hollow form, blade (18) can be free to slide in cylinder (17), inner mat one spring of blade (18) (19) is connected on the axle (15), make blade (18) when not rotating, mat spring (19) inwardly contracts; During blade (18) rotation, the tension force of its centrifugal force antagonistic spring (19), blade (18) is outwards protruded out, even reach the drag ring element (20) of annular recess (13b) of the inner peripheral of confined chamber (13), blade this moment (18) drives drag ring element (20) simultaneously and rotates, then the rotary inertia of blade (18) strengthens, and damping also strengthens.
Be provided with ring-shaped sleeve (21) on the shell (9), have two non-return buttons (22) (seeing also the 3rd figure) on the sleeve pipe (21), one L type fixed mount (23), be able to stretch in the ring-shaped sleeve (21) with an end, and has unidirectional ratchet (23a) on this end fixed mount (23), L type fixed mount (23) is freely stretched, to be fit to the metope of various any width.
See also the 2nd figure; profilograph for the real confined chamber front view of the embodiment of the invention; be full of high viscosity liquid (13a) in the confined chamber (13); confined chamber (13) central authorities are one (15); some blade elements (16) on average are scattered in the confined chamber (13); each blade element (16) all is fixed on the axle (15) with protection cylinder (17); protection cylinder (17) is a hollow form; a spring (19) is inserted by central authorities; spring (19) one abutting shafts (15); another termination blade (18); blade (18) just can be inserted protection tube (17); mat spring (19) can be protected in the tube (17) blade (18) in retraction, and blade (18) front end has some grooves (18a), can increase frictional resistance.The inner peripheral of confined chamber (17) has a groove (13b), be provided with drag ring element (20) in this groove, this drag ring element (20) is that mat ball (20a) is fixed in the groove (13b), drag ring element (20) can be rotated freely, and this loop member inboard has some barb protuberances (20b), to hook together blade (18).Engaging protuberance (20b) then can drive this drag ring element (20) after blade (18) protrudes out, and to increase the rotary inertia of blade (18), increases resistance.
See also the 3rd figure, it is the A-A profile of first figure, scheme us thus and can clearly see that fixed mount (23) is inserted in the interior situation of ring-shaped sleeve (21), the both sides of ring-shaped sleeve (21) respectively are provided with unidirectional non-return button (22), this non-return button is made up of catch (221), pin (222) and spring (223), and catch (221) has a projection (224) in addition; Fixed mount (23) has the unidirectional ratchets in both sides (23a); Fixed mount (23) can move right, but is subjected to the restriction of non-return button (22), can't make fixed mount (23) can regulate proper width to moving to left, to be fit to the metope of difference.If fixed mount (23) must be pushed projection (224) aside with hand when moving to left, catch (221) is outwards moved, non-return button (22) is ineffective, can make fixed mount (23) smoothly to moving to left.
See also the 4th figure, it is the B-B profile of the 1st figure, scheme us thus and can see that rope (11) is wrapped in the situation of pulley (14) and big or small guide wheel (25) (26), one reel (10) is gone up and is twined a rope (11), link pulley (14) with one (15) in the pulley shell (12), one big guide wheel (25) is positioned at side under the pulley (14), big guide wheel (25) is fixing with one (27) and slotted eye (28), big guide wheel (25) can't be rotated smoothly with central point, four little guide wheels (26) are positioned at around the big guide wheel (25), rope (11) passes between the big or small guide wheel (25) (26), walk around pulley (14), between big or small guide wheel (25) (26), make end downward again, be used for manned or loading.
See also the 5th figure, be the groove schematic diagram of the pulley of the embodiment of the invention, during figure expression rope (11) pile warp pulley (14), the groove of pulley (14a) be a bending thus, makes that rope is unlikely to skid, moreover increase frictional resistance.
Reduction gear for escape from high buildings of the present invention in the use, the metope of at first selected high building, regulate the suitably size of fixed mount (23), to cooperate the metope width, reel (10) is thrown to downstairs, make rope (11) ground that can hang, (11a) (seeing also the 4th figure) of end in addition that rope (11) is walked around the present invention then is used for manned or loading, when transporting downwards after manned or the loading, rope (11) drives pulley (14), and mat axle (15) drives blade element (16) simultaneously, and the liquid (13a) of blade element (16) cutter high viscosity produces resistance, when if manned or loading weight is big, blade element (16) velocity of rotation must be accelerated, and then centrifugal force strengthens, and blade (18) can outwards be protruded out by antagonistic spring (19), to increase blade area, resistance is also strengthened.When manned or loading is heavier, blade (18) even can protrude out to the drag ring element (20) of annular recess (13b) of the inner peripheral of confined chamber (13), driving this loop member increases resistance, makes the unlikely stall of the present invention make the people injured or break article etc.And in the decline process, big or small guide wheel (25) (26) passes through rope (11) smoothly, the function of tool guiding.
When ground is arrived in manned or loading, the end of original declines must rise to the position of high building, can utilize this end to do the work of falling under next time at this moment.As alternately repetitiousness use, need not receive work such as rope, break away from the time at scene when saving misfortune.
Comprehensive the above, the present invention can provide a kind of fast escaping device for high building, it can be on the metope of any width, and fast fixedly the present invention, no matter manned or loading descends with the safety speed that is close to constant speed, reach ground, and volume of the present invention is little, light weight, be convenient to the collection and carry, be the splendid creation of a security and practicality.
The present invention institute for embodiment, be not to limit the present invention, all personnel that know this skill, Make all changes and modify, all should be included within the present invention's the claim.
Claims (5)
1, a kind of reduction gear for escape from high buildings includes:
One shell is divided into two parts, and one is pulley shell, and another is a confined chamber, and pulley shell and confined chamber are arranged side by side, runs through wherein with one, be full of high viscosity liquid in the confined chamber, and the inner peripheral of confined chamber has annular recess;
One pulley places in the pulley shell, is fixed on the axle, and pulley surface has the groove of bending, just makes the rope can be on groove;
Some blade elements, each blade element all is fixed on the axle with one of protection tube end, blade element on average is scattered in outside the interior radiation direction of confined chamber, the protection tube is a hollow, one spring places in the protection tube, and an end is fixed on the axle, and the other end is connected on the blade, blade can be protected in the tube in retraction, and the blade front end has some grooves;
Drag ring element, its mat ball place in the annular recess of inner peripheral of confined chamber, and this loop member inboard has some barb-like protuberances;
Big guide wheel is located at the pulley below, a slotted eye is arranged on the guide wheel, and the mat axle is fixed;
Rope, on pile warp size guide wheel and the pulley, end portion is in order to manned or loading, the considerable length that reaches the building height of restrict;
L type fixed mount, these both sides, upper end have unidirectional ratchet;
Ring-shaped sleeve is located at the shell top, and a unidirectional non-return button is respectively established in the both sides of this sleeve pipe, and this non-return button is made up of catch, pin and spring, just can insert the unidirectional ratchet part of end tool on the L type fixed mount in this sleeve pipe, makes L type fixed mount can regulate proper width;
More than combination is characterized by, the manned or loading decline of end, pulley is rotated, drive blade element simultaneously and rotate, the liquid of high adhesive tape produces resistance in the blade cuts confined chamber on the blade element, when load-carrying strengthens, producing centrifugal force outwards protrudes out blade, area strengthens, and resistance increases, can be according to the difference of the weight protrusion amount of adjusting vane voluntarily, the resistance that generation varies in size makes manned or loading can drop to the ground person with safety speed (almost constant speed).
2, according to claim 1, it is characterized by it when load-carrying is big again, blade protrudes, even hooks together the drag ring element of the annular recess of confined chamber inner peripheral, increases blade rotation inertia, increases resistance, reaches safe decline.
3, according to claim 1, it is characterized by its fixed arm and have unidirectional ratchet, cooperate the non-return button of ring-shaped sleeve, can free telescopic adjustment length, can be fast and firmly be fixed on the wall of any width.
4, according to claim 1, it is characterized by the groove that has bending on its pulley.
5, according to claim 1, it is simple to it is characterized by its overall structure, and volume is little, light weight, be easy to carry and collect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88104332 CN1015230B (en) | 1988-07-08 | 1988-07-08 | Reduction gear for escape from high buildings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88104332 CN1015230B (en) | 1988-07-08 | 1988-07-08 | Reduction gear for escape from high buildings |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1038940A true CN1038940A (en) | 1990-01-24 |
| CN1015230B CN1015230B (en) | 1992-01-01 |
Family
ID=4832976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 88104332 Expired CN1015230B (en) | 1988-07-08 | 1988-07-08 | Reduction gear for escape from high buildings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1015230B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100574831C (en) * | 2005-05-16 | 2009-12-30 | 万新亮 | Biplane damping centrifuge speed limit implementation method and limiter of speed and steady reducing device |
| CN1820805B (en) * | 2006-03-29 | 2011-01-19 | 张福生 | Escaping and life saving system for high building |
| CN103920252A (en) * | 2013-12-09 | 2014-07-16 | 李国栋 | Slow descent protector |
| CN109289152A (en) * | 2018-09-28 | 2019-02-01 | 温州任和文化创意有限责任公司 | A kind of Handle of skipping rope and its adjusting method of adjustable rotational resistance |
| CN110302476A (en) * | 2019-07-15 | 2019-10-08 | 绍兴图雅电子科技有限公司 | A kind of high building personnel fast and safely escape system |
| CN114983678A (en) * | 2022-05-30 | 2022-09-02 | 江阴市人民医院 | Adjustable elastic fixing chest strap for cardiothoracic surgery |
-
1988
- 1988-07-08 CN CN 88104332 patent/CN1015230B/en not_active Expired
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100574831C (en) * | 2005-05-16 | 2009-12-30 | 万新亮 | Biplane damping centrifuge speed limit implementation method and limiter of speed and steady reducing device |
| CN1820805B (en) * | 2006-03-29 | 2011-01-19 | 张福生 | Escaping and life saving system for high building |
| CN103920252A (en) * | 2013-12-09 | 2014-07-16 | 李国栋 | Slow descent protector |
| CN103920252B (en) * | 2013-12-09 | 2016-07-06 | 李国栋 | Delay and drop protector |
| CN109289152A (en) * | 2018-09-28 | 2019-02-01 | 温州任和文化创意有限责任公司 | A kind of Handle of skipping rope and its adjusting method of adjustable rotational resistance |
| CN110302476A (en) * | 2019-07-15 | 2019-10-08 | 绍兴图雅电子科技有限公司 | A kind of high building personnel fast and safely escape system |
| CN110302476B (en) * | 2019-07-15 | 2021-05-18 | 绍兴漫翱创腾智能机械股份有限公司 | Quick and safe escape system for high-rise personnel |
| CN114983678A (en) * | 2022-05-30 | 2022-09-02 | 江阴市人民医院 | Adjustable elastic fixing chest strap for cardiothoracic surgery |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1015230B (en) | 1992-01-01 |
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