CN201492828U - Planetary gear descent control device - Google Patents
Planetary gear descent control device Download PDFInfo
- Publication number
- CN201492828U CN201492828U CN2009202258169U CN200920225816U CN201492828U CN 201492828 U CN201492828 U CN 201492828U CN 2009202258169 U CN2009202258169 U CN 2009202258169U CN 200920225816 U CN200920225816 U CN 200920225816U CN 201492828 U CN201492828 U CN 201492828U
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- Prior art keywords
- centrifugal
- planetary gear
- gear
- roll
- chute
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- Expired - Fee Related
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Abstract
The utility model relates to a planetary gear descent control device, comprising a shell; an escape device is arranged in the shell, the shell is provided with a buckle; the escape device comprises a centrifugal frication device, a gear combined device and a rope device, wherein the rope device is connected with the gear combined device, the gear combined device is connected with the centrifugal frication device, the inner wall of the shell is respectively provided with a planetary gear ring engaged with the gear combined device and a brake loop corresponding to the centrifugal frication device. The utility model integrates three independent parts, namely, the planetary gear ring, the brake loop and the shell of the machine, into one part. A spool is connected with a planetary frame to drive a sun wheel, the transmission ratio between a steel wire wheel accelerated to the planetary wheel and an end chute is 1:20-30, the sun wheel is directly connected with a centrifugal block chute, a centrifugal block on the centrifugal block chute generates centrifugal force due to higher rotation speed, and the centrifugal block is applied to the brake loop through a frication sheet so as to block the paying-off speed of a primary trolling reel.
Description
Technical field
The utility model relates to a kind of survival equipment, especially a kind of planetary gear descending lifeline.
Background technology
In recent years, along with the continuous quickening of China's industrialization, urbanization process, the construction of skyscraper is also maked rapid progress, and the development speed of China's skyscraper is highly visible.The appearance of these high-rises has reflected China since reform and opening-up, the raising of national economic strength and Level of Urban Modernization.Yet, say that from security standpoint skyscraper has proposed two new problems for science and technology again: how to prevent fire and earthquake.In case skyscraper breaking out of fire, its consequence are very serious, many traditional means of fire and disaster relief measure are at this moment usually inapplicable.General merchandise building, the Jilin fire that shocks the world, Harbin swan restaurant fire, Foochow century Xinhua fire all ... all these have beaten alarm bell for us again.Just in case breaking out of fire, how does trapped personnel escape?
A lot of fire of high-rise building have taken place in all parts of the country in recent years, and a large amount of property losses, casualties have caused the extensive concern of the whole society.Because it is big that skyscraper has a space, the inhabitation personnel are many, story height, evacuate the characteristics of difficulty, in case breaking out of fire is difficult to put out a fire to save life and property, are difficult to escape, are easy to cause the safety problem of the major accident high building that the dead group of group the hinders hot issue that becomes international.Since the reform and opening-up, China's big and medium-sized cities middle-high building also rises sheer from level ground two like the mushrooms after rain, lives or the number that is operated in the high buildings and large mansions grows with each passing day, and the fire-proof lifesaving of skyscraper has also become the important topic of China's urban safety.The development of fire-fighting emergent rescue outfit ability and skyscraper is seriously unbalance at present, the one, the high development that the act height of equipment and long shot lag far behind skyscraper, existing fire tanker sprinkling fire ability only is 8 floor height, the highest motor ladder is lifted high ability and is also had only about 15 layers, for higher fire of high-rise building, these emergency management and rescue escape equipments can only be heaved a sigh by watchtower; The 2nd, the equipment bulky, mobility is poor, influenced seriously by road traffic, building surrounding enviroment, often because of with a varied topography, that obstacle stops etc. is former thereby miss an opportunity because of a delay, the 3rd, the rescue ability of equipment is poor, an existing lifting of motor ladder can only be succoured 2 to 3 people, in case meet wildfire, can not satisfy on-the-spot actual rescue needs.Along with the continuous quickening of China's industrialization, urbanization process, above-mentioned contradiction also will become increasingly conspicuous, and data with existing shows that some flourishing urban skyscraper fire incidents of China have presented quickens rising situation.
Summary of the invention
The purpose of this utility model is for overcoming above-mentioned the deficiencies in the prior art, provide a kind of simple in structure, easy to use, cost is low, planetary gear descending lifeline safely and effectively.
For achieving the above object, the utility model adopts following technical proposals:
A kind of planetary gear descending lifeline, comprise housing, be provided with escape device in the housing, housing is provided with claim-reduction, described escape device comprises centrifugal friction device, gear combination device and Abseiling device, Abseiling device links to each other with the gear combination device, and the gear combination device links to each other with the centrifugal friction device, be respectively arranged with on the inner walls planetary gear gear ring that is meshed with the gear combination device and with the corresponding brake hoop of centrifugal friction device.
Described housing is composed of a fixed connection by two parts up and down.
Described centrifugal friction device comprises centrifugal chute wheel, evenly be provided with some chutes above the centrifugal chute wheel, be provided with centrifugal in the chute, connect by the extension spring device between relative two centrifugal, centrifugal outer rim is provided with friction plate, and centrifugal chute wheel center is connected with the gear combination device of upper body center and bottom respectively by axle.Described extension spring device comprises an extension spring and is located at its outside sleeve pipe that wherein extension spring can also be elastic elements such as spring.
Described gear combination device comprises sun gear and planetary gear, sun gear is arranged at the lower end of the axle of centrifugal chute wheel, sun gear is meshed with planetary gear, planetary gear is fixedly connected by planet carrier, planet carrier is connected with Abseiling device, and planetary gear is meshed with planetary gear gear ring on being arranged at inner walls.
Described Abseiling device comprises roll, the center of lower case bottom is fixed in the roll lower end, and the roll upper end is connected with planet carrier, is respectively equipped with lower baffle plate on the roll, be wound with steel wire cable between the last lower baffle plate of roll, the side of lower case is provided with an opening.
The utility model planetary gear gear ring, brake hoop and machine casing by three independently part be incorporated on the parts.Roll links to each other with planet carrier, be transmitted in sun gear, raising speed is 1 to the wire wheel of planetary gear and the rotating ratio of terminal chute wheel: between the 20-30, sun gear directly links to each other with centrifugal chute wheel, centrifugal on centrifugal chute wheel owing to producing centrifugal force than high rotational speed, centrifugal acts on brake hoop by friction plate, thereby blocks the payingoff speed of elementary reel.
Personnel's injures and deaths when the utility model can be avoided and reduce fire in high buildings to greatest extent and takes place, make a large amount of personnel can be as soon as possible, escape the inferno safely, fall in the safety area they are slow safely.
The utility model is reasonable in design, and is simple in structure, and cost of manufacture is lower, need not special installation, need not just can use through training, is convenient to promote.
Description of drawings
Fig. 1 is the utility model cross-sectional view;
Fig. 2 is that the A-A of Fig. 1 is to cross-sectional view;
Fig. 3 is that the B-B of Fig. 1 is to generalized section;
1. housings wherein, 2. spool, 3. centrifugal, 4. friction plate, 5. brake hoop, 6. centrifugal chute wheel, 7. planetary gear, 8. sun gear, 9. planet carrier, 10. planetary gear gear ring, 11. rolls, 12. baffle plates, 13. claim-reductions, 14. openings.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
Among Fig. 1-3, be provided with escape device in the housing 1, housing 1 is provided with claim-reduction 13, described escape device comprises centrifugal friction device, gear combination device and Abseiling device, Abseiling device links to each other with the gear combination device, the gear combination device links to each other with the centrifugal friction device, be respectively arranged with on housing 1 inwall planetary gear gear ring 10 that is meshed with the gear combination device and with the corresponding brake hoop 5 of centrifugal friction device.
Described housing 1 is composed of a fixed connection by two parts up and down.
Described centrifugal friction device comprises centrifugal chute wheel 6, evenly be provided with some chutes above the centrifugal chute wheel 6, be provided with centrifugal 3 in the chute, connect by the extension spring device between relative two centrifugal 3, centrifugal 3 outer rim is provided with friction plate 4, and centrifugal chute 6 centers of taking turns are connected with the gear combination device of upper body center and bottom respectively by axle 2.Described extension spring device comprises an extension spring and is located at its outside sleeve pipe that wherein extension spring can also be elastic elements such as spring.The effect of extension spring device is, at ordinary times with relative two centrifugal 3 centres that rely on centrifugal chute wheel 6, when escape apparatus is worked, centrifugal chute taken turns 6 quick rotation, when centrifugal force during greater than the pulling force of extension spring, in the chute of centrifugal chute wheel 6, outwards throw away for centrifugal 3, utilize friction plate 4 and brake on centrifugal 3 the outer rim to bind round the effect that frictional force between 5 plays deceleration.
Described gear combination device comprises sun gear 8 and planetary gear 7, sun gear 8 is arranged at the lower end of the axle 2 of centrifugal chute wheel 6, sun gear 8 is meshed with planetary gear 7, planetary gear 7 is fixedly connected by planet carrier 9, planet carrier 9 is connected with Abseiling device, and planetary gear 7 is meshed with planetary gear gear ring 10 on being arranged on housing 1 inwall.
Described Abseiling device comprises roll 11, the center of lower case bottom is fixed in roll 11 lower ends, roll 11 upper ends are connected with planet carrier 9, be respectively equipped with lower baffle plate 12 on the roll 11, be wound with steel wire cable between the last lower baffle plate 12 of roll 11, the side of lower case is provided with an opening 14.
The utility model planetary gear gear ring 10, brake hoop 5 and machine casing 1 by three independently part be incorporated on the parts.Roll 11 links to each other with planet carrier 9, be transmitted in sun gear 8, raising speed is 1 to the wire wheel of planetary gear and the rotating ratio of terminal chute wheel: between the 20-30, sun gear 8 directly links to each other with centrifugal chute wheel 6, centrifugal 3 on centrifugal chute wheel 6 owing to producing centrifugal force than high rotational speed, act on brake by friction plate 4 for centrifugal 3 and bind round 5, thereby block the payingoff speed of elementary reel.
During use, on one's body earlier safety belt being tied up to, the claim-reduction on the safety belt is linked to each other with fixedly claim-reduction on the escape apparatus, the steel wire rope claim-reduction on the escape apparatus links to each other with indoor fixture, and the survivor is being with escape apparatus to jump out outside window together subsequently.The survivor need not to do any operation.Drive the reel rotation at steel wire rope under the gravity effect (pulling force is about 50 meters, 80 meters, 100 meters on steel wire rope of 150 kilograms or the like and is wound on the coiling roller), utilize sun gear 8 to drive the rotating speed of the frictional force retardance primary roller of centrifugal centrifugal friction plate on the chute wheel 6, to reach the purpose of slow release steel wire rope, per second discharges length of steel wire rope and is about 1.5-2.0 rice (needing debugging).The diameter of centrifugal chute wheel 6 is bigger, can add high pulling torque, improve linear velocity, rotating speed is big more, and centrifugal force is just big more, and centrifugal force is big more, frictional force between friction plate on it and the brake hoop is just big more, thereby the payingoff speed of retardance steel wire rope reel, to be able to the purpose of slowly controlled release steel wire rope, playing preferably slows down increases the effect of resistance.No matter body weight has zero deflection, and the speed that discharges steel wire rope all reaches consistent substantially.
Claims (5)
1. planetary gear descending lifeline, comprise housing, it is characterized in that being provided with in the housing escape device, housing is provided with claim-reduction, described escape device comprises centrifugal friction device, gear combination device and Abseiling device, Abseiling device links to each other with the gear combination device, and the gear combination device links to each other with the centrifugal friction device, be respectively arranged with on the inner walls planetary gear gear ring that is meshed with the gear combination device and with the corresponding brake hoop of centrifugal friction device.
2. planetary gear descending lifeline according to claim 1 is characterized in that: described housing is composed of a fixed connection by two parts up and down.
3. planetary gear descending lifeline according to claim 1, it is characterized in that: described centrifugal friction device comprises centrifugal chute wheel, evenly be provided with some chutes above the centrifugal chute wheel, be provided with centrifugal in the chute, connect by the extension spring device between relative two centrifugal, centrifugal outer rim is provided with friction plate, and centrifugal chute wheel center is connected with the gear combination device of upper body center and bottom respectively by axle.
4. planetary gear descending lifeline according to claim 1, it is characterized in that: described gear combination device comprises sun gear and planetary gear, sun gear is arranged at the lower end of the axle of centrifugal chute wheel, sun gear is meshed with planetary gear, planetary gear is fixedly connected by planet carrier, planet carrier is connected with Abseiling device, and planetary gear is meshed with planetary gear gear ring on being arranged at inner walls.
5. planetary gear descending lifeline according to claim 1, it is characterized in that: described Abseiling device comprises roll, the center of lower case bottom is fixed in the roll lower end, the roll upper end is connected with planet carrier, be respectively equipped with lower baffle plate on the roll, be wound with steel wire cable between the last lower baffle plate of roll, the side of lower case is provided with an opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202258169U CN201492828U (en) | 2009-08-31 | 2009-08-31 | Planetary gear descent control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202258169U CN201492828U (en) | 2009-08-31 | 2009-08-31 | Planetary gear descent control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201492828U true CN201492828U (en) | 2010-06-02 |
Family
ID=42436038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202258169U Expired - Fee Related CN201492828U (en) | 2009-08-31 | 2009-08-31 | Planetary gear descent control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201492828U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691073A (en) * | 2013-12-21 | 2014-04-02 | 金来兴 | Centrifugal speed reducing device |
| CN114042751A (en) * | 2021-11-16 | 2022-02-15 | 安徽屹翔滤材有限公司 | Numerical control precise four-tandem mill for processing ore screen |
-
2009
- 2009-08-31 CN CN2009202258169U patent/CN201492828U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691073A (en) * | 2013-12-21 | 2014-04-02 | 金来兴 | Centrifugal speed reducing device |
| CN114042751A (en) * | 2021-11-16 | 2022-02-15 | 安徽屹翔滤材有限公司 | Numerical control precise four-tandem mill for processing ore screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100602 Termination date: 20120831 |