CN201195654Y - Freedom suspension type lifting and lowering mechanism - Google Patents
Freedom suspension type lifting and lowering mechanism Download PDFInfo
- Publication number
- CN201195654Y CN201195654Y CNU2008200317948U CN200820031794U CN201195654Y CN 201195654 Y CN201195654 Y CN 201195654Y CN U2008200317948 U CNU2008200317948 U CN U2008200317948U CN 200820031794 U CN200820031794 U CN 200820031794U CN 201195654 Y CN201195654 Y CN 201195654Y
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- pulley
- cage
- wire rope
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Abstract
A free suspension type lifting device relates to wind-power generation lifting devices, which comprises a hanging cage lifting facility and an emergency salvage facility, wherein the hanging cage lifting facility comprises a hanging cage, hanging cage guide rails, an upper fixed beam, a fast-pulley, a movable pulley, a steel rope, a traction machine, a first pulley and a second pulley, and the emergency salvage facility comprises an over-speed governor wheel, an over-speed governor steel cable, an over-speed governor device and a safety tongs which is tightly connected with the over-speed governor steel cable, wherein the hanging cage guide rails are used to guarantee the safety movement of the safety tongs up and down. The lifting device saves counterweight, simplifies structure, and slightly reduces manufacture cost. The pulley combination is adopted in the hanging cage lifting process, which can reduces the power consumption of an electric motor, and reaches the energy-saving purpose. Main components such as the traction machine and the over-speed governor device and the like are arranged on the lower portion, which is convenient for maintaining and rescuing. And the gearless transfer is adopted, which avoids maintenance and oil, and prevents environment pollution.
Description
Technical field
The utility model relates to jacking system, specially refers to the jacking system that is used for wind-power electricity generation.
Background technology
Before the utility model proposes, wind-power electricity generation is as a kind of clean, environmental protection, and economic natural energy resources is included into the energy development strategic plan gradually.Along with reaching its maturity of wind generating technology, generator set progressively strengthens, and blower fan tower barrel is also more and more higher.The generating capacity of generator set has only number to pick up kilowatt hour, and blower fan tower barrel has only 50～60 meters high; Reach thousands of and even last million kilowatt hours and work as generating capacity, blower fan tower barrel can be up to about in the of 100 meters.Traditional cat ladder is but still used in work such as in-to-in daily attention of tower tube and maintenance, and not only labour intensity is big, and inefficiency, a lot of faults and problem can not overhaul and get rid of timely, influenced the service life of equipment, increased productive costs, also brought hidden danger to safety in production.
The utility model content
The technical problems to be solved in the utility model is to overcome deficiency of the prior art, and a kind of new free suspension type jacking system is provided, and can make blower fan tower barrel inside processing safety, and operation is quick, stable performance.
The utility model is to realize by following technical measures.The jacking system of free suspension type comprises cage lift installation and automatic rescue facility.
Described cage lift installation comprises cage; Be arranged on the cage guide rail of cage side; Be arranged on fixed pulley and the movable pulley that is arranged on the cage top on the fixed beam; Steel rope; Be arranged on the towing machine on the lower bracket and be supported on ground first pulley and second pulley; One end of steel rope is fixed on the fixed beam, and other end pile warp movable pulley and fixed pulley after pile warp is supported on ground first pulley and towing machine again, passes and are supported on ground second pulley, with cage below Jin Gu Even knot.
Described automatic rescue facility comprises the velocity limiter wheel that is arranged on the fixed beam; Speed limiter wire rope; The safety tongs that is arranged on ground overspeed preventer device and ties with speed limiter wire rope Jin Mi Even; Speed limiter wire rope is walked around velocity limiter wheel, forms the speed limiter wire rope circulating ring after passing overspeed preventer device.
Described cage guide rail is the pillar that described safety tongs moves up and down.
Generally speaking, described towing machine, overspeed preventer device, wire holder, safety tongs etc. all can be buied on market.
Rotate counterclockwise when starting when the towing machine acquired information, the described steel rope of tying with described cage below Jin Gu Even in the described cage lift installation is from top to bottom through being supported on ground described second pulley, be arranged on the described towing machine on the described lower bracket and be supported on ground described first pulley, described subsequently steel rope is through being arranged on the described described movable pulley extension downwards constantly of going up the fixed pulley on the fixed beam and being arranged on described cage top, under the traction of the gravity of described cage, described cage moves down together with the described movable pulley that is arranged on described cage top.Otherwise, when described towing machine clockwise rotates, the described towing machine that is arranged on the described lower bracket will be through being arranged on the described described steel rope of going up the described fixed pulley on the fixed beam and being arranged on the described movable pulley of described cage top, constantly reel by being supported on ground described first pulley, and see off through being supported on ground described second pulley, described cage moves up together with the movable pulley that is arranged on described cage top.
Continual operation and variation of temperature along with the cage lift installation, the total length of the steel rope described in the described cage lift installation can change to some extent, utilization is arranged on described described fixed pulley on last fixed beam and is arranged on described movable pulley above the described cage, be supported on ground described first pulley and described second pulley, described steel rope segmentation is adjusted, can be kept the tensioning all the time of described steel rope vertical.
In the normal operation process, the safety tongs of Jin Mi Even knot is with it arranged on the described speed limiter wire rope in the described automatic rescue facility; When described safety tongs moves up and down with described cage guide rail as pillar (being commonly called as the backer).When described cage moves up and down, the frame of described cage drives described safety tongs and moves up and down along the cage guide rail, speed limiter wire rope also along with moving up and down, is formed the speed limiter wire rope circulating ring by speed limiter wire rope and is also moved in the rated range of overspeed preventer device.
Owing to be subjected to the interference of various factors, the speed that cage moves is accelerated suddenly sometimes, if untimely taking measures very easily has an accident, even the fatal crass.Automatic rescue facility described in the utility model is accelerated suddenly to be provided with in time stoping the cage moving velocity.When in case the speed that described cage moves down is accelerated suddenly, the frame of described cage can drive described safety tongs also to be accelerated to move down thereupon, also accelerate moving velocity synchronously with the described speed limiter wire rope of described safety tongs Jin Mi Even knot, the rotative speed of described whole speed limiter wire rope circulating ring is also accelerated synchronously.When the speed over range of described speed limiter wire rope in overspeed preventer device, described speed limiter wire rope in the described overspeed preventer device will stop motion, this moment, described safety tongs was owing to tie with described speed limiter wire rope Jin Mi Even, also stop motion thereupon, and then force the moving velocity of described cage slack-off, move up to stopping, having avoided having an accident.
The utility model has saved counterweight after adopting abovementioned technology in the jacking system, simplify the structure, and manufacturing cost descends to some extent; In described cage lifting process, adopt pulley combination, can reduce the consumed power of electrical motor, reach purpose of energy saving.Be arranged on the below such as major parts such as pulling machine, overspeed preventer devices, it is comparatively convenient to keep in repair, and rescue is also more convenient; The employing gearless transmits, and freedom from repairs exempts to have prevented environmental pollution with oil; The syn emergency management and rescue, gearless transmits, and mechanical efficiency is higher.
Description of drawings
Accompanying drawing is the scheme drawing of the utility model embodiment.
Among the figure: 1 is cage, and 2 is the cage guide rail, and 3 is last fixed beam, and 4 is fixed pulley, and 5 is movable pulley, 6 is steel rope, and 7 is lower bracket, and 8 is towing machine, and 9 is first pulley, and 10 is second pulley, 11 are the velocity limiter wheel, and 12 is speed limiter wire rope, and 13 is overspeed preventer device, and 14 is safety tongs.
The specific embodiment
Below in conjunction with drawings and Examples utility model of the present invention is described further.
As shown in the figure, the jacking system of free suspension type comprises cage lift installation and automatic rescue facility.
The cage lift installation comprises cage 1; Be arranged on the cage guide rail 2 of cage side; Be arranged on fixed pulley 4 and the movable pulley 5 that is arranged on cage 1 top on the fixed beam 3; Steel rope 6; Be arranged on the towing machine 8 on the lower bracket 7 and be supported on ground first pulley 9 and second pulley 10; One end of steel rope 6 is fixed on the fixed beam 3, and other end pile warp movable pulley 5 and fixed pulley 4 after pile warp is supported on ground first pulley 9 and towing machine 8 again, passes and are supported on ground second pulley 10, ties with cage 1 below Jin Gu Even.
Described automatic rescue facility comprises the velocity limiter wheel 11 that is arranged on the fixed beam 3; Speed limiter wire rope 12; The safety tongs 14 that is arranged on ground overspeed preventer device 13 and ties with speed limiter wire rope 12 Jin Mi Even; Speed limiter wire rope 12 is walked around velocity limiter wheel 11, passes overspeed preventer device 13 backs and forms the speed limiter wire rope circulating ring.
Described cage guide rail 2 is pillars that described safety tongs 14 moves up and down.
When rotating when draging the motivation acquired information, the towing machine 8 that is arranged on the lower bracket 7 rotates counterclockwise.The steel rope of tying with cage 1 below Jin Gu Even in the cage lift installation 6 is from top to bottom through being supported on ground second pulley 10, towing machine 8, being supported on ground first pulley 9.Subsequently, steel rope 6 is through being arranged on the fixed pulley 4 on the fixed beam 3 and being arranged on movable pulley 5 extension downwards constantly of cage 1 top, and under the traction of the gravity of cage 1, cage 1 moves down together with the movable pulley 5 that is arranged on cage 1 top.Otherwise, when motor drives is arranged on towing machine 8 on the lower bracket 7 and clockwise rotates, towing machine 8 will be through being arranged on the described steel rope 6 of going up the fixed pulley 4 on the fixed beam 3 and being arranged on the movable pulley 5 of cage 1 top, constantly reel by being supported on ground first pulley 9, and see off through being supported on ground second pulley 10, cage 1 moves up together with the movable pulley 5 that is arranged on cage 1 top.
Continual operation and variation of temperature along with the cage lift installation, the total length of the steel rope 6 described in the cage lift installation can change to some extent, utilization is arranged on the fixed pulley 4 on the fixed beam 3 and is arranged on the movable pulley 5 of cage 1 top, be supported on ground first pulley 9 and second pulley 10,6 segmentations are adjusted to steel rope, can keep steel rope 6 tensioning all the time vertical.
In the normal operation process, the safety tongs 14 of Jin Mi Even knot is with it arranged on the speed limiter wire rope 12 in the automatic rescue facility; When safety tongs 14 moves up and down with described cage guide rail 2 as pillar (being commonly called as the backer).When cage 1 moved up and down, the frame of cage 1 drove described safety tongs 14 and moves up and down, and speed limiter wire rope 12 also along with moving up and down, is also moved in the rated range of overspeed preventer device 13 by the speed limiter wire rope 12 speed limiter wire rope circulating ring that forms.
Owing to be subjected to the interference of various factors, the speed that cage 1 moves is accelerated suddenly sometimes, if untimely taking measures very easily has an accident, even the fatal crass.The speed limiter wire rope 12 that has safety tongs 14 in the automatic rescue facility is walked around velocity limiter wheel 11, passes overspeed preventer device 13 backs and forms the speed limiter wire rope circulating ring.When in case the speed that cage 1 moves down is accelerated suddenly, the frame of cage 1 can drive safety tongs 14 to be accelerated suddenly to move down, also accelerate moving velocity synchronously with the speed limiter wire rope 12 of safety tongs 14 Jin Mi Even knot, the rotative speed of whole speed limiter wire rope circulating ring is also accelerated synchronously.When the speed over range of speed limiter wire rope 12 in overspeed preventer device 13, speed limiter wire rope 12 in the overspeed preventer device 13 will stop motion, this moment, described safety tongs 14 was owing to tie with described speed limiter wire rope 12 Jin Mi Even, also stop motion thereupon, force the moving velocity of cage 1 slack-off, and then stop to move.
Above-described only is preferred implementation of the present utility model.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model principle, can also make some modification and improvement, these also should be considered as belonging to protection domain of the present utility model.
Claims (2)
1. the jacking system of free suspension type, it is characterized in that: comprise cage lift installation and automatic rescue facility, described cage lift installation comprises cage (1), be arranged on the cage guide rail (2) of cage (1) side, be arranged on the fixed pulley (4) on the fixed beam (3) and be arranged on cage (1) top movable pulley (5), steel rope (6), be arranged on the towing machine (8) on the lower bracket (7) and be supported on ground first pulley (9) and second pulley (10); One end of steel rope (6) is fixed on the fixed beam (3), other end pile warp movable pulley (5) and fixed pulley (4), after pile warp is supported on ground first pulley (9) and towing machine (8) again, passes and be supported on ground second pulley (10), with cage (1) below Jin Gu Even knot; Described automatic rescue facility comprises the velocity limiter wheel (11), the speed limiter wire rope (12) that are arranged on the fixed beam (3), be arranged on ground overspeed preventer device (13) and with the speed limiter wire rope (safety tongs (14) of 12) Jin Mi Even knot; Speed limiter wire rope (12) is walked around velocity limiter wheel (11), passes overspeed preventer device (13) back and forms the speed limiter wire rope circulating ring.
2. the jacking system of free suspension type according to claim 1, it is characterized in that: described cage guide rail (2) is the pillar that described safety tongs (14) moves up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200317948U CN201195654Y (en) | 2008-01-30 | 2008-01-30 | Freedom suspension type lifting and lowering mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200317948U CN201195654Y (en) | 2008-01-30 | 2008-01-30 | Freedom suspension type lifting and lowering mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201195654Y true CN201195654Y (en) | 2009-02-18 |
Family
ID=40415292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200317948U Expired - Lifetime CN201195654Y (en) | 2008-01-30 | 2008-01-30 | Freedom suspension type lifting and lowering mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201195654Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602766A (en) * | 2011-12-09 | 2012-07-25 | 江南嘉捷电梯股份有限公司 | Rescuing device for machine-room-less elevator |
| CN103569833A (en) * | 2012-08-01 | 2014-02-12 | 苏州福沃斯电梯有限公司 | Energy-efficient lift |
| CN109850726A (en) * | 2019-01-11 | 2019-06-07 | 储昭庭 | A kind of light rail lifting cabin for wind power tower drum |
-
2008
- 2008-01-30 CN CNU2008200317948U patent/CN201195654Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602766A (en) * | 2011-12-09 | 2012-07-25 | 江南嘉捷电梯股份有限公司 | Rescuing device for machine-room-less elevator |
| CN102602766B (en) * | 2011-12-09 | 2014-12-10 | 江南嘉捷电梯股份有限公司 | Rescuing device for machine-room-less elevator |
| CN103569833A (en) * | 2012-08-01 | 2014-02-12 | 苏州福沃斯电梯有限公司 | Energy-efficient lift |
| CN109850726A (en) * | 2019-01-11 | 2019-06-07 | 储昭庭 | A kind of light rail lifting cabin for wind power tower drum |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: DONGNAN ELEVATOR CO., LTD. Free format text: FORMER NAME: SUZHOU DONGNAN ELEVATOR (GROUP) CO., LTD. Owner name: SUZHOU DONGNAN ELEVATOR (GROUP) CO., LTD. Free format text: FORMER NAME: SUZHOU DONGNAN HYDRAULIC ELECATOR CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 215200 Suzhou, Wujiang Province Economic Development Zone, North Road, No. 6588 transport Patentee after: DONGNAN ELEVATOR Co.,Ltd. Address before: 215200 Suzhou, Wujiang Province Economic Development Zone, North Road, No. 6588 transport Patentee before: SUZHOU DONGNAN ELEVATOR (HOLDINGS) Co.,Ltd. |
|
| CP03 | Change of name, title or address |
Address after: 215200 Suzhou, Wujiang Province Economic Development Zone, North Road, No. 6588 transport Patentee after: SUZHOU DONGNAN ELEVATOR (HOLDINGS) Co.,Ltd. Address before: 215021 No. 24, Dongxing Road, Suzhou Industrial Park, Jiangsu, China Patentee before: SUZHOU DONGNAN HYDRAULIC ELEVATOR Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20090218 |
|
| CX01 | Expiry of patent term |