CN2403446Y - Device for high-altitude materials safely landing - Google Patents
Device for high-altitude materials safely landing Download PDFInfo
- Publication number
- CN2403446Y CN2403446Y CN 98203117 CN98203117U CN2403446Y CN 2403446 Y CN2403446 Y CN 2403446Y CN 98203117 CN98203117 CN 98203117 CN 98203117 U CN98203117 U CN 98203117U CN 2403446 Y CN2403446 Y CN 2403446Y
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- CN
- China
- Prior art keywords
- ratchet
- intermittently
- cable wire
- tooth
- altitude
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a device for safely landing for high-altitude operation, rescue of tall buildings and exploration of mountains in the field. The invention applies the theory that the mechanical friction force and the gravitational potential energy have the relationship with the start position and the ultimate position of an object. The invention provides that an intermittent mechanism and a damping winding mechanism are horizontally installed in the same circular box body; a rotation preventive buffering mechanism is arranged between the circular box body and a heavy object. The rotation preventive buffering mechanism for overcoming the initial gravitational potential energy and a ratchet which is provided with an inner ring tooth, an outer ring tooth and a friction shoulder are respectively engaged with a one-way detent and an intermittent detent and rubbed with a damping ring to complete safe landing of the high-altitude object together.
Description
The utility model relates to a kind of safety and the road device.
At present, in work high above the ground, skyscraper are recovered escape, adopt the mechanical friction power of brake apparatus to reach the purpose that object descends mostly.And its defective is that mechanical friction power can not change with the change of weight of object or the size of very difficult control frictional force.The purpose of this utility model is the safe landing device, and the high-altitude object of Different Weight can at the uniform velocity be descended, and safe landing.
In order to realize above purpose, the utility model high-altitude object safe landing device is by indexing mechanism, damping winding mechanism and anti-rotation buffer gear are formed, the ratchet at intermittence of two pawls about having in the indexing mechanism of high-altitude object safe landing device, be installed on the ratchet holder by pawl axis, the ratchet holder bolt is being fixed ratchet holder, and ratchet holder is fixed together through fixing hole and shell.Ratchet has inner circular tooth, outer shroud tooth, friction shoulder and slideway, unidirectional ratchet and unidirectional click spring are set in the ratchet rim storehouse, the left and right sides plate washer that has recessed road is set on the ratchet Wang Cang, ratchet Wang Cang is coaxial with main shaft, steel ball is clamped between recessed road and the slideway, the engagement of individual event ratchet and inner circular tooth, intermittently ratchet and the outer shroud between cog engagement of having a rest; Handle is connected with main shaft in the damping winding mechanism, twines axle sleeve by the keyway cable wire and is contained on the main shaft, and main shaft is connected on round box case two ends mid point, cable wire twines axle and is provided with cable wire trace groove, cable wire trace groove is connected with cable wire, and damping ring and shell are set together, damping ring and friction shoulder suit; Cable wire in the anti-rotation buffer gear connects with cable connector through horn mouth, cable connector is fixed on the buffer and covers, horn mouth is fixed on the shell, the buffer loam cake connects with the buffer lower cover, hoist cable terminal and hoist cable are fixedly connected, hoist cable terminal and bearing are together packed in the buffering slip ring, and buffering slip ring compressing buffer spring is by in the load buffer lower cover together, and hoist cable is connected with weight.
A kind of like this high-altitude object safe landing device can make the high-altitude object safe landing evenly of Different Weight.
The utility model is described in further detail below in conjunction with specific embodiment.
Fig. 1 is the structure front elevational view of the utility model high-altitude object safe landing device.
Fig. 2 is the sectional side view of the utility model high-altitude object safe landing device.
Fig. 3 is the ratchet holder figure of the utility model high-altitude object safe landing device.
Fig. 1, Fig. 2, Fig. 3, be high-altitude object safe landing device be by the ratchet 4 at intermittence that the right pawl 4-2 of left pawl 4-1 is arranged, be installed on the ratchet holder 6 by pawl axis 3, ratchet holder bolt 12 is being fixed ratchet holder 6, ratchet holder 6 is installed together through fixing hole 34 and shell 29, ratchet 5 has inner circular tooth 5-1, outer shroud tooth 5-2, friction shoulder 5-3 and slideway 5-4, unidirectional ratchet 9 and unidirectional click spring 11 are set in the ratchet rim storehouse 10, the left and right sides plate washer 8 that has recessed road 8-1 is set on the ratchet rim storehouse 10, ratchet rim storehouse 10 is coaxial with main shaft 13, steel ball 7 is clamped between recessed road 8-1 and the slideway 5-4, individual event ratchet 9 and inner circular tooth 5-2 engagement, intermittently ratchet 4 intermittently meshes with outer shroud tooth 5-1; Handle 33 in the damping winding mechanism connects with main shaft 13, twining axle 14 by keyway 32 cable wires is sleeved on the main shaft 13, main shaft 13 is connected on round box case 29 two ends mid points, cable wire twines axle 14 and is provided with cable wire trace groove 31, cable wire trace groove 31 links with cable wire 15, damping ring 27 is set together with shell 29, damping ring 27 and friction shoulder 5-3 suit; Cable wire 15 in the anti-rotation buffer gear links through horn mouth 16 and cable connector 18, cable connector 18 is fixed on the buffer loam cake 19, horn mouth 16 is fixed on the shell 29, buffer loam cake 19 connects with buffer lower cover 24, hoist cable terminal 20 is fixedly connected with hoist cable 25, hoist cable terminal 20 and bearing 21 are together packed in the buffering slip ring 22, and buffering slip ring 22 compressing buffer springs 23 are by in the load buffer lower cover 24 together, and hoist cable 25 is connected with weight 26.
The suspension hook 1 that links to each other with shell during use hangs on the building, the weight 26 that falls ties up to hoist cable 25 times, when weight 26 falls from the high-altitude, hoist cable 25 is pulled, hoist cable 25 is fixedlyed connected with hoist cable terminal 20, by buffer 17, pulling cable wire 15, drive and twine axle 14 rotations, driving main shaft 13 through keyway 32 rotates to inhour, ratchet rim storehouse 10 and unidirectional ratchet 9 are rotated simultaneously, under the effect of unidirectional click spring 11, unidirectional ratchet 9 is meshed, with ratchet 5 upper inner ring tooth 5-1 because steel ball 7 is clamped between the slideway 5-4 of the recessed road 8-1 of baffle plate 8 and ratchet 5, ratchet 5 is promoted along counter rotation by unidirectional ratchet 9, and this moment, intermittently the left pawl 4~1 of ratchet 4 was meshed with the outer shroud tooth 5-2 of ratchet 5; When ratchet 5 rotates, the a tooth of outer shroud tooth 5-2 promotes the intermittently left pawl 4-1 of ratchet 4, because intermittently click spring 2 makes left pawl 4-1 be in bottom position, left pawl 4-1 is lifted, the a tooth slips over left pawl 4-1, and under 3 effects of the pawl axis on the ratchet holder 6, the right pawl 4-2 that makes ratchet 4 at intermittence simultaneously is to the bottom, this moment, right pawl 4-2 moved a backlash, right pawl 4-2 blocks the b tooth of outer shroud tooth 5-2, and the right pawl 4-2 of ratchet 5 quilt ratchets 4 at intermittence is checked, and ratchet 5 stops, by unidirectional ratchet 9 stopped in ratchet rim storehouse 10, main shaft 13 stops, and cable wire twines axle 14 and stops operating, and cable wire 15 stops, hoist cable 25 stops, weight 26 stops to descend, and this moment, ratchet 5 only rotated half tooth, weight 26 decline half tooth, under the effect of weight 26, ratchet 5 continues along the inhour rotation, this moment outer shroud tooth 5-2 b tooth tooth top to intermittence ratchet 4 right pawl 4-2 one thrust that makes progress is arranged, right pawl 4-2 is upwards lifted,, the b tooth slips over right pawl; Simultaneously left pawl 4-1 is to the bottom, and this moment, left pawl moved a backlash, and left pawl 4-1 blocks the c tooth of outer shroud tooth 5-2 again, make ratchet 5 again by intermittence ratchet 4 left pawl 4-1 check, repeat above-mentioned " stopping " process, make weight 26 stop to descend.This moment, ratchet 5 was finished the rotation of a tooth.Under the effect of weight 26, the c tooth continues to repeat above-mentioned action.Whenever ratchet 4 swing at intermittence once, ratchet 5 just rotates a tooth, make the initial sum ultimate position of falling bodies be set between the outer shroud tooth 5-2 tooth and tooth of ratchet 5, i.e. a tooth and a backlash, ratchet rim storehouse 10, main shaft 13 and cable wire twine the distance that axle 14 rotates a tooth simultaneously, the arc length that cable wire 15 prolongs a tooth, arc length height of weight 26 declines.Along with intermittence ratchet 4 number of times increase, cable wire 15 is extended gradually by horn mouth 16, and weight 26 is descended gradually, finishes weight 26 landings.Meanwhile, take on the 5-3 suit with the damping ring 27 that shell 29 is fixed together with the friction on the ratchet 5, when ratchet 5 rotations, friction shoulder 5-3 and damping ring 27 are through the pre-mechanical friction power of friction generation, and the consumption falling bodies act on the part torque on the main shaft 13.
Fig. 3 drawn on the ratchet holder 6 three identical intermittence ratchet 4, purpose is to be used for decomposing energy, according to the different changeables of use occasion and the material quantity of ratchets 4 intermittently.
After weight 26 lands, positive hour hands rotary handle 33, together with main shaft 13 rotations, twine 14 an also simultaneously positive hour hands rotation through keyway 32 cable wires, this moment, unidirectional ratchet 9 was oppressed in ratchet rim storehouse 10 by the inner circular tooth 5-1 of ratchet 5, together with main shaft 13 rotations, and ratchet 5 does not rotate, and friction shoulder 5-3 does not produce friction, and intermittently ratchet 4 is not worked, make cable wire 15 oppositely by horn mouth 16, twine on the axle 14 at cable wire along cable wire trace groove 31 proper alignment.This moment, hoist cable 25 was raised, until cable wire 15 is all twined in the box body, in order to back and forth using.
This device also can oppositely use, and promptly suspension hook 1 hangs over weight 26 places, and hoist cable 25 ties up on the building.
Claims (4)
1. high-altitude object safe landing apparatus, it is characterized in that by indexing mechanism, damping winding mechanism and anti-rotation buffer gear<17 three big major parts form, indexing mechanism, the damping winding mechanism crouches and to be contained in the same round box body anti-rotation buffer gear<17〉through cable wire<15〉be arranged on round box body and weight<26〉between.
2. object safe landing device in high-altitude as claimed in claim 1, it is characterized in that having the ring-like slideway<5-4 in the left and right sides〉ratchet<5 be provided with inner circular tooth<5-1, outer shroud tooth<5-2〉and friction shoulder<5-3, ratchet<5〉inner circular tooth<5-1, outer shroud tooth<5-2〉respectively with unidirectional ratchet<9 and ratchet<4 intermittently be meshed, unidirectional ratchet<9〉be set at ratchet Wang Cang<10〉in, ratchet<4 intermittently〉be set at ratchet holder<6〉on, ratchet holder<6〉and shell<29 be set together, ratchet<4 intermittently〉be provided with pawl axis<3 ratchet<4 intermittently divide be made as left pawl<4-1, right pawl<4-2 〉, ratchet<4 intermittently〉can be provided with arbitrarily, click spring<2 intermittently〉be arranged on intermittently ratchet<4〉and ratchet holder<6 on, ratchet<4 intermittently〉a wherein pawl be set in bottom position, steel ball<7〉be arranged on ratchet<5〉the ring-like slideway<8-1 in the left and right sides〉and left baffle<8 between the recessed road, left baffle<8〉be arranged on ratchet Wang Cang<10 on, ratchet Wang Cang<10〉with main shaft<13 coaxial.
3. as claim 1,2 described high-altitude object landing gears, it is characterized in that ratchet friction shoulder<5-3〉suit damping ring<27 〉, damping ring<27〉and shell<29 be set together, cable wire twines axle<14〉have cable wire trace groove<31 〉, cable wire trace groove<31〉and cable wire<15 join, horn mouth<16〉and shell<29 be set together, cable wire twines axle<14〉through keyway<32〉be sleeved on main shaft<13〉on, main shaft<13〉two ends are arranged on shell central shaft eye, external handle<33 with main shaft<13 end joins.
4. high-altitude as claimed in claim 1 object landing gear is characterized in that buffer loam cake<19〉top and cable wire<15 be connected bottom and buffer lower cover<24 link to each other hoist cable<25 with hoist cable terminal<20 link to each other; Hoist cable terminal<20〉compressing bearing<21 〉, the two together is arranged on buffering slip ring<22〉in; Buffering slip ring<22〉below is provided with buffer spring<23 〉; Buffering slip ring<22〉and buffer spring<23 together be arranged on buffer lower cover<24 in.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 98203117 CN2403446Y (en) | 1998-04-03 | 1998-04-03 | Device for high-altitude materials safely landing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 98203117 CN2403446Y (en) | 1998-04-03 | 1998-04-03 | Device for high-altitude materials safely landing |
Publications (1)
Publication Number | Publication Date |
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CN2403446Y true CN2403446Y (en) | 2000-11-01 |
Family
ID=33960014
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 98203117 Expired - Fee Related CN2403446Y (en) | 1998-04-03 | 1998-04-03 | Device for high-altitude materials safely landing |
Country Status (1)
Country | Link |
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CN (1) | CN2403446Y (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008141553A1 (en) * | 2007-05-17 | 2008-11-27 | Wanyu Liu | Buoyant apparatus for high building |
CN103212166A (en) * | 2013-04-22 | 2013-07-24 | 嘉兴学院 | Even velocity transmission and dropping security device, simple pendulum gear constant speed machine thereof and even velocity dropping method |
CN104800982A (en) * | 2015-05-12 | 2015-07-29 | 上海海洋大学 | Self-speed-limiting rescuing rope |
-
1998
- 1998-04-03 CN CN 98203117 patent/CN2403446Y/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008141553A1 (en) * | 2007-05-17 | 2008-11-27 | Wanyu Liu | Buoyant apparatus for high building |
CN103212166A (en) * | 2013-04-22 | 2013-07-24 | 嘉兴学院 | Even velocity transmission and dropping security device, simple pendulum gear constant speed machine thereof and even velocity dropping method |
CN103212166B (en) * | 2013-04-22 | 2016-05-25 | 嘉兴学院 | At the uniform velocity the method for security and single pendulum gear level device and uniform descent falls in transmission |
CN104800982A (en) * | 2015-05-12 | 2015-07-29 | 上海海洋大学 | Self-speed-limiting rescuing rope |
CN104800982B (en) * | 2015-05-12 | 2017-08-25 | 上海海洋大学 | It is a kind of from speed-limited life line |
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Legal Events
Date | Code | Title | Description |
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C57 | Notification of unclear or unknown address | ||
DD01 | Delivery of document by public notice |
Addressee: Wang Xiang Document name: Notice of registration |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |