CN101723222B - Improving method for existing elevator and elevator device - Google Patents
Improving method for existing elevator and elevator device Download PDFInfo
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- CN101723222B CN101723222B CN2009101374843A CN200910137484A CN101723222B CN 101723222 B CN101723222 B CN 101723222B CN 2009101374843 A CN2009101374843 A CN 2009101374843A CN 200910137484 A CN200910137484 A CN 200910137484A CN 101723222 B CN101723222 B CN 101723222B
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000001681 protective effect Effects 0.000 claims description 39
- 238000007634 remodeling Methods 0.000 claims description 15
- 230000009466 transformation Effects 0.000 claims description 9
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- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/0065—Roping
- B66B11/008—Roping with hoisting rope or cable operated by frictional engagement with a winding drum or sheave
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B9/00—Kinds or types of lifts in, or associated with, buildings or other structures
- B66B9/04—Kinds or types of lifts in, or associated with, buildings or other structures actuated pneumatically or hydraulically
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Types And Forms Of Lifts (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The invention provides an improving method for existing elevator and an elevator device, wherein the improving method can modifying the direction connection type hydraulic elevator device into a rope type elevator device without the need of changing the size of the elevator cage. The hydraulic jack used in the direct connection type elevator device (22) is eliminated from the jack protection pipe (6), wherein the jack protection pipe (6) includes openings on the bottom surface (5a) of the bottom pit (5) of the well hole (1); a counterweight (7) is arranged in the internal space of the jack protection pipe (6), wherein hanging wheels (14) capable of free rotation are provide on the counterweight (7). Thereafter, one end of the main rope (8) is connected to the elevator cage (2), and the middle part of the main rope (8) is wound on the hanging wheel (14) pass the lateral rear side of the elevator cage (2), and the other end of the main rope (8) is connected to the fixing body of the well hole (1).
Description
Technical field
The present invention relates to a kind of remodeling method that existing hydraulic elevator is transformed into the existing elevator of rope type elevator, and the lift appliance that obtains by transforming existing hydraulic elevator.
Background technology
Fig. 5 means the integrally-built lateral plan of direct connection type hydraulic lift appliance, and Fig. 6 means the birds-eye view of direct connection type hydraulic lift appliance.
In Fig. 5 and Fig. 6, label 2 is the car in elevator hoistways 1 interior lifting, and label 3 is the pair of guide rails of the lifting direction of guiding car 2, and label 22 is for being used for making the hydraulic efficiency jack of car 2 liftings.The hydraulic coupling of hydraulic efficiency jack 22 is controlled by the power unit (not shown) that is arranged in elevator Special machine room (not shown) adjacent with hoistway 1 etc.
As shown in Figure 5, in the direct connection type hydraulic lift appliance, the cylinder 23 of hydraulic efficiency jack 22 is disposed at the below of car 2, and car 2 is connected with the upper end of the push rod (plunger) 24 of hydraulic efficiency jack 22.And, push rod 24 protrude from cylinder 23 bulge quantity controlled by above-mentioned power unit, suitably make the action of car 2 liftings and stop.
In the direct connection type hydraulic lift appliance that drives by the way, hydraulic efficiency jack 22 need to have and the corresponding length of the lifting distance of car 2.In addition, hydraulic efficiency jack 22 end wises of long size must be disposed at the below of car 2.Thus, be difficult to hydraulic efficiency jack 22 whole are disposed in the pit 5 of hoistway 1, part or all of cylinder 23 is configured in the underground Jack protective tube 6 that is embedded in hoistway 1.
In addition, above-mentioned Jack protective tube 6 is used for preventing the erosion of earthing water, with protection hydraulic efficiency jack 22.Above-mentioned Jack protective tube 6 for example is made of the cylindrical duct of an end opening only, and this Jack protective tube 6 is embedded in the underground of hoistway 1 with the mode end wise that above-mentioned opening is disposed at the bottom surface 5a of pit 5.
In the direct connection type hydraulic lift appliance, drive under supporting cars 2 with push rod 24, therefore, have advantages of that the side that can make car 2 and the gap between well enclosure 1a are too narrow to the limit.That is, can make in building is minimum for the required plan area that elevator is set.
Although have advantages of such, yet the direct connection type hydraulic lift appliance also has the peculiar problem of hydraulic elevator.That is, the energy conversion efficiency of hydraulic elevator device is poor, and, need a large amount of lubricating oils, so environmental-protecting performance is also not so good.In addition, in recent years, the requirement of energy-conservation and environmental protection etc. is improved gradually, therefore for the direct connection type hydraulic lift appliance, also expect it is updated to the lift appliance (for example, rope (traction) formula lift appliance) of other modes.
In view of such situation, current the several scheme that the hydraulic elevator plant modification is become the rope type elevator device proposed.
For example, as prior art, proposition has following scheme: the hydraulic efficiency jack that uses in the hydraulic elevator device is transformed into for using after the parts that support diversion sheave and towing machine etc., need not hydraulic efficiency jack is decomposed and removes just to be updated to rope type elevator device (with reference to patent documentation 1 and 2).
Patent documentation 1: TOHKEMY 2002-37563 communique
Patent documentation 2: TOHKEMY 2003-34474 communique
The method that is used for so-called indirect type hydraulic elevator plant modification is become the rope type elevator device is disclosed in patent documentation 1 and patent documentation 2.In the hydraulic elevator device of indirect type, be pre-formed the space that is useful on the configuration hydraulic efficiency jack between car side and well enclosure.Therefore, when indirect type hydraulic elevator plant modification is become the rope type elevator device, can utilize above-mentioned space etc. easily to guarantee the lifting space of counterweight.That is, the hydraulic elevator device before transformation is indirect type, need not to change car size (being that former state is fixedly used existing car), just can be updated to the rope type elevator device.
On the other hand, as mentioned above, in the direct connection type hydraulic lift appliance, only be formed with atomic little gap between car side and well enclosure.That is, in the direct connection type hydraulic lift appliance, be that the effective utilization to the hoistway plan area of advantage has become shortcoming on the contrary originally, there is no to be used for making the space of counterweight lifting.Therefore, when the direct connection type hydraulic lift appliance is transformed into the rope type elevator device, the size of having to reduce car to be guaranteeing the lifting space of counterweight, thereby has the problem that can not use existing car, and the elevator after upgrading specified taken the problem that number reduces.
Summary of the invention
The present invention completes in order to address the above problem, its purpose is, provide a kind of size that need not to change car just the direct connection type hydraulic lift appliance can be transformed into the remodeling method of the existing elevator of rope type elevator device, and the lift appliance that obtains by this remodeling method transformation.
The remodeling method of existing elevator of the present invention is for existing direct connection type hydraulic lift appliance being transformed into the remodeling method of the existing elevator of rope type elevator device, the remodeling method of this existing elevator comprises the following steps: the hydraulic efficiency jack that will use in the direct connection type hydraulic lift appliance is removed in the Jack protective tube, and wherein this Jack protective tube is in the pit bottom surface upper shed of hoistway; Configure counterweight in the Jack protective tube, wherein, rotate on described counterweight and be provided with freely hanging wheel in the space that forms by having removed hydraulic efficiency jack; And an end of main rope is connected on the car of elevator, and the pars intermedia that makes main rope after by the side of car around hanging on hanging wheel, and, the other end of main rope is connected on the fixed body of hoistway.
Lift appliance of the present invention comprises: the car of lifting in elevator hoistways; The Jack protective tube, it is embedded in the underground of hoistway in the mode in the pit bottom surface upper shed of hoistway; Counterweight is in its space in being formed at the Jack protective tube, with car opposite direction lifting towards each other; Main rope, it is so that the lifting distance of counterweight mode bucket type ground suspension craning cab and the counterweight shorter than the lifting distance of car; And the towing machine that makes the car lifting by main rope.
According to the present invention, need not to change the size of car, just the direct connection type hydraulic lift appliance can be transformed into the rope type elevator device.
Description of drawings
Fig. 1 means the lateral plan of the improved lift appliance in embodiments of the present invention 1.
Fig. 2 is the cutaway view along the A-A line in Fig. 1.
Fig. 3 is the cutaway view along the B-B line in Fig. 2.
Fig. 4 means the lateral plan of the improved lift appliance in embodiments of the present invention 2.
Fig. 5 means the integrally-built lateral plan of direct connection type hydraulic lift appliance.
Fig. 6 means the birds-eye view of direct connection type hydraulic lift appliance.
Label declaration
1: hoistway; 1a: well enclosure; 2: car; 2a: upper beam; 3: guide rail; 4: stop; 5: pit; 5a: bottom surface; 6: the Jack protective tube; 7: counterweight; 8: main rope; 8a: fag end fastener; 8b: fag end fastener; 9: towing machine; 9a: drive rope sheave; 10: the counterweight guiding tube; 11: lead boots; 12: diversion sheave; 13: diversion sheave; 14: hanging wheel; 15: the diversion sheave beam; 16: installing component; 17: mechanical stage; 18: machine bed; 19: the bottom energy disperser; 20: the top energy disperser; 21: counterweight; 22: hydraulic efficiency jack; 23: cylinder 24: push rod.
The specific embodiment
For the present invention is described in further detail, the present invention will be described with reference to accompanying drawing.And, part identical or suitable in each figure is marked with same numeral and suitably simplifies or omit its repeat specification.
Fig. 1 means the lateral plan of the improved lift appliance in embodiments of the present invention 1, and Fig. 2 is the cutaway view along the A-A line in Fig. 1, and Fig. 3 is the cutaway view along the B-B line in Fig. 1.Described Fig. 1 to Fig. 3 has represented rope (traction) formula lift appliance that Fig. 5 and direct connection type hydraulic lift appliance shown in Figure 6 transformation are obtained.Below, at first, specifically describe the structure of the rope type elevator device after renewal based on Fig. 1 to Fig. 3.
In Fig. 1 to Fig. 3, label 1 is the hoistway of elevator, and label 2 is the car at the elevator of hoistway 1 interior lifting, and label 3 is for erectting the pair of guide rails that is arranged in hoistway 1.Guide rail 3 is used for the lifting direction of guiding car 2, and in birds-eye view, described guide rail 3 is disposed at the both sides of car 2 in the mode that car 2 is clipped in the middle.Label 4 is undermost elevator floor stops, and label 5 is the pit of the lower space of formation hoistway 1, and label 6 is for being embedded in the underground Jack protective tube of hoistway 1.As mentioned above, Jack protective tube 6 being set is hydraulic efficiency jack 22 in order to protect the direct connection type hydraulic lift appliance.This Jack protective tube 6 for example is made of the cylindrical duct of an end opening only, and is embedded in the underground of hoistway 1 with the mode end wise that above-mentioned opening is disposed at the bottom surface 5a of pit 5.
In addition, said structure with the transformation before be identical.That is, the equal former state such as car 2, guide rail 3 and Jack protective tube 6 is fixedly used the parts that use in the direct connection type hydraulic lift appliance.Therefore, the well enclosure 1a ground configuration around the side in the four directions of car 2 all approaches.
Next, newly-installed structure is specifically described when being updated to the rope type elevator device.
The whole one-tenth of counterweight 7 is roughly cylindric, and it is disposed in Jack protective tube 6.That is, counterweight 7 is in the lifting in the space of Jack protective tube 6 interior formation by removing hydraulic efficiency jack 22.Thus, counterweight 7 is configured to all the time than car 2 on the lower, and lifting under car 2.
Direct connection type hydraulic lift appliance before transformation has passed through in the situation of long-term use, will consider that also Jack protective tube 6 has produced rust etc.Therefore, in the present embodiment, for the lifting action that makes counterweight 7 carries out swimmingly, newly be provided with diameter in the inside of Jack protective tube 6 compared with the less counterweight guiding tube 10 of treasure protective tube 6.That is, by leading slip or the rolling of boots 11 on the medial surface of counterweight guiding tube 10, utilize the lifting direction of these counterweight guiding tube 10 guiding counterweights 7.
In addition, above-mentioned counterweight guiding tube 10 is for example tubular of at least one side opening, and is configured in Jack protective tube 6 in the mode that above-mentioned opening is disposed at the ground 5a of pit 5 vertically.
In addition, main rope 8 is so that the lifting distance of the counterweight 7 mode bucket type ground suspension craning cab 2 and opposed 7 shorter than the lifting distance of car 2.In the present embodiment, as an example, represented with 1:1 baudrier suspension craning cab 2 and with the situation of 2:1 baudrier suspention counterweight 7.In this case, on the lifting distance principle of counterweight 7 be car 2 lifting distance 1/2.
Specifically, an end of main rope 8 flexibly is connected on the top (for example, the upper beam 2a of car frame) of car 2 by fag end fastener 8a.In addition, in Fig. 1, represented an end share split with main rope 8 with the structure at two place's suspension craning cabs 2, but if possible, the suspension point that also can make car 2 is a place.And, main rope 8 makes the intermediate portion successively on the hanging wheel 14 of the driving rope sheave 9a of the diversion sheave 13 of the diversion sheave 12 that hangs over hoistway 1 top, pit 5, towing machine 9 and opposed 7 from an above-mentioned end side, and the other end of main rope 8 flexibly is connected on the fixed body of pit 5 through fag end fastener 8b.
Above-mentioned diversion sheave 12 be used for making at the top of hoistway 1 from car 2 upward an end side of extended main rope 8 turn back downwards.Specifically, at the top of hoistway 1, (perhaps between the upper end of guide rail 3) on even keel is provided with diversion sheave beam 15 between opposed well enclosure 1a, and diversion sheave 12 rotates and is arranged on freely on this diversion sheave beam 15.And the main rope 8 that extends downwards from diversion sheave 12 is configured to pass the side that is formed at car 2 and the small gap between well enclosure 1a at the pars intermedia of hoistway 1.
Above-mentioned diversion sheave 13 be used for making from diversion sheave 12 by the side of car 2 and the main rope 8 that arrives hoistway 1 bottom pit 5 upward (oblique upper) turn back.Specifically, diversion sheave 13 rotates through installing component 16 and is arranged on freely on (fixed bodies) such as sidewalls of pit 5.And in pit 5, the main rope 8 that extends upward from diversion sheave 13 is by after driving rope sheave 9a and turning back downwards, and the hanging wheel 14 by counterweight 7 turns back again upward, and is connected on the fixed body of pit 5.Wherein, above-mentioned hanging wheel 14 rotates the top of being located at freely counterweight 7.
In addition, hanging wheel 14 and main rope 8 has following predetermined structure from driving rope sheave 9a to the part of hanging wheel 14 and the part from hanging wheel 14 to the other end of main rope 8: they do not contact counterweight guiding tube 10 when the lifting of counterweight 7.
In addition, towing machine 9 is used for driving rope sheave 9a rotation and stopping by making, thereby drives car 2 through main rope 8, and towing machine 9 is arranged in pit 5 by mechanical stage 17 and machine bed 18.
In addition, above-mentioned bottom energy disperser 19 is erect setting from the bottom surface 5a of pit 5, and is configured to can not interfere with diversion sheave 13, mechanical stage 17 and machine bed 18.In addition, collide in order to prevent counterweight 7 and the bottom surface of counterweight guiding tube 10 (perhaps the Jack protective tube 6), be provided with top energy disperser 20 down on the diversion sheave beam 15 at hoistway 1 top.
Then, illustrate Fig. 5 and existing direct connection type hydraulic lift appliance shown in Figure 6 are transformed, and complete Fig. 1 to the step of rope type elevator device shown in Figure 3.
In improvement project, at first, by making the running of existing direct connection type hydraulic lift appliance, will be arranged at the equipment conveyance hoistway 1 top used to the top, and these equipment are arranged at the appropriate location.Specifically, will be equipped with in advance from the car 2 diversion sheave 12 diversion sheave beam 15 a whole set of be arranged on the top of hoistway 1, and on diversion sheave beam 15, top energy disperser 20 is installed.In addition, on car 2, fag end fastener 8a is installed on the upper beam 2a of car frame.
After the top of hoistway 1 arranges necessary equipment, utilize other means different from hydraulic efficiency jack 22 that car 2 is supported in hoistway 1.Specifically, first bont (not shown) of the car 2 of can slinging is installed to the upper end of diversion sheave beam 15 or existing guide rail 3, utilizes this first bont car 2 of slinging.In addition, after supporting car 2 by above-mentioned the first bont, the upper end of the push rod 24 of hydraulic efficiency jack 22 is separated with the fastening part of the bottom of car 2, car 2 is freed from hydraulic efficiency jack 22.And then, before car 2 is freed from hydraulic efficiency jack 22 or afterwards, in the bottom of car 2, emergency braking device (not shown) is installed.Then, supporting car 2 by the first bont, and after having installed emergency braking device, making the first bont action, slinging car 2 top.
Specifically, at first, the second bont (not shown) that is used for promoting hydraulic efficiency jack 22 is installed on guide rail 3 fixed bodies such as grade.And; use this second bont; hydraulic efficiency jack 22 is removed in the Jack protective tube 6 of upper opening, and as required hydraulic efficiency jack 22 is cut off and after it is shortened, this hydraulic efficiency jack 22 is taken out of the outside of hoistway 1 from the gangway of stop 4 etc.
Then, counterweight guiding tube 10 is set inserting in the space of Jack protective tube 6 interior formation by having removed hydraulic efficiency jack 22.In addition, at this moment, if necessary, counterweight guiding tube 10 is divided in advance the pipe of short size, each pipe is coupled together is inserted into simultaneously in Jack protective tube 6.Then, after counterweight guiding tube 10 arranges end, utilize above-mentioned the second bont etc., counterweight 7 is inserted in counterweight guiding tube 10 and is configured in its inside, counterweight 7 is temporarily fixed at the top of counterweight guiding tube 10.In addition, hanging wheel 14 and lead the desired location that boots 11 are installed to counterweight 7 before in counterweight 7 is inserted into counterweight guiding tube 10 in advance and get final product.
After the temporary fixed end of above-mentioned counterweight 7, then, lift facility is set in the pit 5 of hoistway 1.
Specifically, diversion sheave 13 is arranged at the bottom of pit 5, with mechanical stage 17 across installing between the wall of pit 5.In addition, load and fix the machine bed 18 that towing machine 9 is installed in advance on the mechanical stage 17 that fixes, bottom energy disperser 19 is erect the bottom surface 5a that is arranged at pit 5.
By the above-mentioned end of job after equipment arranging in pit 5, then, the coiling (draw I and return) that carries out main rope 8 be connected operation.
Specifically, at first, an end of main rope 8 is tightened together with the fag end fastener 8a that is installed on car 2, thereby an above-mentioned end is connected on car 2.Then, with main rope 8 after on the diversion sheave 12 that hangs over the top that is arranged at hoistway 1, make main rope 8 by the side of car 2, main rope 8 is hung down in pit 5.Then, in pit 5, main rope 8 successively on the driving rope sheave 9a that is suspended to diversion sheave 13, towing machine 9 and hanging wheel 14, is tightened together the other end and the fag end fastener 8b of main rope 8, thereby main rope 8 (the other end) is connected on machine bed 18.
Be connected with both ends after the connection operation by the be through with coiling of main rope 8 of above-mentioned steps, remove the temporary fixed of counterweight 7, counterweight 7 is supported by main rope 8, then remove the second bont.In addition, move to make car 2 to descend by making the first bont, thereby car 2 is supported by main rope 8, then remove the first bont.Then, last, remove the pipe arrangement (not shown) that uses in the hydraulic elevator device and the power unit in machine room etc., end is to the renewal of rope type elevator device.
According to the embodiment of the present invention 1, the size that need not to change car just can be transformed into existing direct connection type hydraulic lift appliance rope (traction) formula lift appliance.Therefore, the specified number of taking that can eliminate the elevator after renewal reduces this existing issue, and then, also can former state fixedly continue to use the existing car 2 that uses in the direct connection type hydraulic lift appliance after transformation.
In addition, than the lifting distance of car 2 shorter (being 1/2 in present embodiment), the inner space of the Jack protective tube 6 that therefore lifting travel can be restricted utilizes as the lifting space of counterweight 7 due to the lifting distance that constitutes counterweight 7.In addition; in the structure shown in present embodiment, due to counterweight 7 half of lifting distance of mobile car 2 only, therefore on principle; the length that can guarantee counterweight 7 is the only about half of size of the degree of Jack protective tube 6, also can be corresponding even be used for the large car 2 of weight.
In addition, in the situation that by above-mentioned remodeling method, the direct connection type hydraulic lift appliance is transformed into the rope type elevator device, need at least to have the space that main rope 8 is passed through up and down between the side of car 2 and well enclosure 1a.Yet, even existing hydraulic elevator device is direct-connected, also be formed with the gap of arrangement guide rail 3 and support component (not shown) thereof between the side of car 2 and well enclosure 1a, special problem can not appear therefore substantially when the main rope 8 of configuration.
In addition, in present embodiment 1, the situation that imagination counterweight 7 only moves in the inner space of Jack protective tube 6 is illustrated.Yet, the lifting action of counterweight 7 is not limited thereto, for example, also can be by the installation site of leading boots 11 being thought some ways or being made counterweight guiding tube 10 extend to the position more closer to the top than the bottom surface 5a of pit 5, constitute when car 2 stops at the bottom, the top of counterweight 7 protrudes into the position more closer to the top than the bottom surface 5a of pit 5.
Fig. 4 means the lateral plan of the improved lift appliance in embodiments of the present invention 2.Counterweight 21 in present embodiment is to utilize the part of the hydraulic efficiency jack 22 that uses before transformation to consist of.
Other structures are identical with embodiment 1.
Below, the remodeling method that a part of utilizing hydraulic efficiency jack 22 is consisted of in the situation of counterweight 21 describes.
In improvement project, after the second bont being installed on guide rail 3 grades, use this second bont that hydraulic efficiency jack 22 is removed in the Jack protective tube 6 of upper opening.Then, the hydraulic efficiency jack 22 that will pull out in the Jack protective tube 6 cuts into predetermined weight or length, thereby forms the size that can be used as counterweight 21.
After hydraulic efficiency jack 22 is cut into predetermined size, be installed on a part as the hydraulic efficiency jack 22 of counterweight 21 leading boots 11 and hanging wheel 14.Then, utilize above-mentioned the second bont etc., the part that the above-mentioned hydraulic efficiency jack 22 of leading boots 11 and hanging wheel 14 is installed is raise, it is configured in Jack protective tube 6.That is, the part of above-mentioned hydraulic efficiency jack 22 is inserted in counterweight guiding tube 10, and is temporarily fixed on the top of counterweight guiding tube 10.
Other steps are identical with embodiment 1.
According to the embodiment of the present invention 2, because the part that can utilize hydraulic efficiency jack 22 is used as newly-installed counterweight 21, thus can make improvement project more laborsaving, and then the waste material can reduce transformation the time.
In addition, embodiments of the present invention 2 have the effect identical with embodiment 1.
Claims (8)
1. the remodeling method of an existing elevator, it is used for existing direct connection type hydraulic lift appliance is transformed into the rope type elevator device, it is characterized in that,
The remodeling method of this existing elevator comprises the following steps:
The hydraulic efficiency jack that will use in described direct connection type hydraulic lift appliance is removed in the Jack protective tube, and wherein this Jack protective tube is in the pit bottom surface upper shed of hoistway;
Configure counterweight in described Jack protective tube, wherein, rotate on described counterweight and be provided with freely hanging wheel in the space that forms by having removed described hydraulic efficiency jack; And
One end of main rope is connected on the car of elevator, and the pars intermedia that makes described main rope after by the side of described car around hanging on described hanging wheel, and, the other end of described main rope is connected on the fixed body of described hoistway.
2. the remodeling method of existing elevator according to claim 1, is characterized in that,
The remodeling method of this existing elevator comprises the following steps:
The car of the elevator that will use in the direct connection type hydraulic lift appliance by other means different from hydraulic efficiency jack is supported in hoistway;
After supporting described car by described other means, described car is separated with the fastening part of described hydraulic efficiency jack;
On described car, emergency braking device is installed; And
One end of main rope is connected on described car.
3. the remodeling method of existing elevator according to claim 1 and 2, is characterized in that,
The remodeling method of this existing elevator comprises the following steps:
The hydraulic efficiency jack that to remove in the Jack protective tube cuts off and makes it become predetermined weight or length;
Be installed on the part of the hydraulic efficiency jack after described cut-out leading boots and hanging wheel;
Be configured in described Jack protective tube a described part of leading the described hydraulic efficiency jack of boots and described hanging wheel is installed, and the part of described hydraulic efficiency jack is used as counterweight.
4. a lift appliance, is characterized in that,
This lift appliance comprises:
The car of lifting in elevator hoistways;
The Jack protective tube, it is embedded in the underground of described hoistway in the mode in the pit bottom surface upper shed of described hoistway;
Counterweight is in its space in being formed at described Jack protective tube, with the opposite direction lifting towards each other of described car;
Main rope, it is so that the lifting distance of described counterweight mode bucket type ground suspention described car and the described counterweight shorter than the lifting distance of described car; And
Make the towing machine of described car lifting by described main rope.
5. lift appliance according to claim 4, is characterized in that,
Counterweight is configured to all the time than car more on the lower, and carries out lifting under described car.
6. according to claim 4 or 5 described lift appliances, is characterized in that,
The part that counterweight utilization is located at the front hydraulic efficiency jack that uses of transformation in the Jack protective tube consists of.
7. according to claim 4 or 5 described lift appliances, is characterized in that,
This lift appliance comprises that also rotation is located at the hanging wheel on counterweight freely,
One end of main rope is connected with car, and the pars intermedia of this main rope after by the side of described car around hanging on described hanging wheel, and the other end of this main rope is connected in the fixed body of hoistway.
8. according to claim 4 or 5 described lift appliances, is characterized in that,
This lift appliance also has the counterweight guiding tube, and this counterweight guiding tube is the tubular of at least one side opening, and is disposed in the Jack protective tube, and this counterweight guiding tube utilizes its medial surface to guide the lifting direction of counterweight.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008-281759 | 2008-10-31 | ||
| JP2008281759A JP4595011B2 (en) | 2008-10-31 | 2008-10-31 | Repair method and elevator apparatus for existing elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101723222A CN101723222A (en) | 2010-06-09 |
| CN101723222B true CN101723222B (en) | 2013-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101374843A Expired - Fee Related CN101723222B (en) | 2008-10-31 | 2009-04-29 | Improving method for existing elevator and elevator device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4595011B2 (en) |
| KR (1) | KR101478842B1 (en) |
| CN (1) | CN101723222B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5595788B2 (en) * | 2010-05-17 | 2014-09-24 | 東芝エレベータ株式会社 | How to renew an elevator |
| US8448323B2 (en) * | 2010-10-15 | 2013-05-28 | Kone Corporation | Method for modernizing an elevator |
| US9382094B2 (en) * | 2011-06-06 | 2016-07-05 | Mitsubishi Electric Corporation | Elevator refurbishment method |
| JP6270635B2 (en) * | 2014-06-05 | 2018-01-31 | 三菱電機株式会社 | Renovation method of machine room less elevator |
| JP2016079010A (en) * | 2014-10-21 | 2016-05-16 | 三菱電機株式会社 | Method for repairing elevator without machinery room |
| JP6496231B2 (en) * | 2015-10-15 | 2019-04-03 | 株式会社日立製作所 | Elevator equipment |
| GR1009066B (en) * | 2016-03-17 | 2017-07-05 | Βαλσαμιδης Aνωνυμη Τεχνικη Εταιρεια Ανελκυστηρων Με Δ.Τ. Βαλσαμιδης Α.Τ.Ε.Α. | Hydraulic elevator converted into electromechanical via electromechanical interventions |
| JP6576567B2 (en) * | 2016-08-18 | 2019-09-18 | 三菱電機株式会社 | Elevator repair method and elevator guide rail |
| IT202000029768A1 (en) * | 2020-12-03 | 2022-06-03 | Doppler S A | METHOD OF CONVERTING A HYDRAULIC ELEVATOR INTO A DRIVEN ELEVATOR |
| CN112811282A (en) * | 2021-02-03 | 2021-05-18 | 福建省三明华丰机械有限公司 | Novel lift hanging box for building construction |
| KR102319977B1 (en) * | 2021-07-20 | 2021-11-01 | 주식회사 대산엘리베이터 | hoistway segment structures for high rise elevator |
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| JP2004142853A (en) * | 2002-10-22 | 2004-05-20 | Mitsubishi Electric Corp | Elevator device |
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| JP2007039224A (en) * | 2005-08-04 | 2007-02-15 | Mitsubishi Electric Corp | Remodeling method of elevator device |
| JP2008120476A (en) * | 2006-11-08 | 2008-05-29 | Nozomi Saruhashi | Elevator and multiple story building |
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- 2008-10-31 JP JP2008281759A patent/JP4595011B2/en not_active Expired - Fee Related
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2009
- 2009-04-09 KR KR20090030843A patent/KR101478842B1/en active IP Right Grant
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| US6354769B1 (en) * | 1999-05-24 | 2002-03-12 | Patrick Richard Allen | Apparatus and method for replacing in-ground elevator cylinder casings |
| CN1382098A (en) * | 2000-08-21 | 2002-11-27 | 三菱电机株式会社 | Elevator device |
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| JP特开2007-39224A 2007.02.15 |
| JP特开2008-120476A 2008.05.29 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101723222A (en) | 2010-06-09 |
| JP4595011B2 (en) | 2010-12-08 |
| JP2010105805A (en) | 2010-05-13 |
| KR101478842B1 (en) | 2015-01-02 |
| KR20100048847A (en) | 2010-05-11 |
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