CN101723222A - Improving method for existing elevator and elevator device - Google Patents
Improving method for existing elevator and elevator device Download PDFInfo
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- CN101723222A CN101723222A CN200910137484A CN200910137484A CN101723222A CN 101723222 A CN101723222 A CN 101723222A CN 200910137484 A CN200910137484 A CN 200910137484A CN 200910137484 A CN200910137484 A CN 200910137484A CN 101723222 A CN101723222 A CN 101723222A
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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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- 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 existing hydraulic elevator is transformed into the remodeling method of the existing elevator of rope type elevator, and by transforming the lift appliance that existing hydraulic elevator obtains.
Background technology
Fig. 5 is the integrally-built lateral plan of the direct-connected hydraulic elevator device of expression, and Fig. 6 is the birds-eye view of the direct-connected hydraulic elevator device of expression.
In Fig. 5 and Fig. 6, label 2 is the car of lifting in elevator hoistways 1, and label 3 is the pair of guide rails of the lifting direction of guiding car 2, and label 22 is for being used to make 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 the special-purpose machine room of elevator (not shown) adjacent with hoistway 1 etc.
As shown in Figure 5, in direct-connected hydraulic elevator device, 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 from cylinder 23, protrude the protrusion amount control by above-mentioned power unit, suitably make the action of car 2 liftings and stop.
In the direct-connected hydraulic elevator device that drives by the way, hydraulic efficiency jack 22 need 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 to prevent phreatic erosion, 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 direct-connected hydraulic elevator device, owing to drive under supporting cars 2 with push rod 24, therefore, has the advantage that the side that can make car 2 and the gap between the well enclosure 1a are too narrow to the limit.That is, can make in building, be used to be provided with elevator required plan area for minimum.
Though have such advantage, yet direct-connected hydraulic elevator device 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,, also expect it is updated to the lift appliance (for example, rope (traction) formula lift appliance) of other modes therefore for direct-connected hydraulic elevator device.
In view of such situation, current the some kinds of schemes that the hydraulic elevator plant modification become the rope type elevator device have been proposed.
For example, as prior art, proposition has following scheme: use after the hydraulic efficiency jack that uses in the hydraulic elevator device is transformed into the parts that are used to support diversion sheave and towing machine etc., need not hydraulic efficiency jack decomposed and remove 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, between car side and well enclosure, be pre-formed the space that is useful on the configuration hydraulic efficiency jack.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 transforming is an indirect type, then 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 direct-connected hydraulic elevator device, between car side and well enclosure, only be formed with atomic little gap.That is, in direct-connected hydraulic elevator device, be that the effective utilization to the hoistway plan area of advantage has become shortcoming on the contrary originally, there has not been to be used to make the space of counterweight lifting.Therefore, when direct-connected hydraulic elevator plant modification is become 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 finishes in order to address the above problem, its purpose is, provide a kind of size that need not to change car just direct-connected hydraulic elevator plant modification can be become 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 the remodeling method that is used for existing direct-connected hydraulic elevator plant modification is become the existing elevator of rope type elevator device, the remodeling method of this existing elevator may further comprise the steps: the hydraulic efficiency jack that will use in direct-connected hydraulic elevator device is removed in the Jack protective tube, and wherein this Jack protective tube is in the pit bottom surface upper shed of hoistway; In the space that in the Jack protective tube, forms by having removed hydraulic efficiency jack, dispose counterweight, wherein, on described counterweight, rotate and be provided with hanging wheel freely; 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 the 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, in its space in being formed at the Jack protective tube, the direction lifting opposite towards each other with car; 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 direct-connected hydraulic elevator plant modification can be become the rope type elevator device.
Description of drawings
Fig. 1 is the lateral plan of the improved lift appliance in the expression embodiments of the present invention 1.
Fig. 2 is the cutaway view along the A-A line among Fig. 1.
Fig. 3 is the cutaway view along the B-B line among Fig. 2.
Fig. 4 is the lateral plan of the improved lift appliance in the expression embodiments of the present invention 2.
Fig. 5 is the integrally-built lateral plan of the direct-connected hydraulic elevator device of expression.
Fig. 6 is the birds-eye view of the direct-connected hydraulic elevator device of expression.
Label declaration
1: hoistway; 1a: well enclosure; 2: car; 2a: put the beams in place; 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, identical or cooresponding part among each figure is marked with same numeral and suitably simplifies or omit its repeat specification.
Fig. 1 is the lateral plan of the improved lift appliance in the expression embodiments of the present invention 1, and Fig. 2 is the cutaway view along the A-A line among Fig. 1, and Fig. 3 is the cutaway view along the B-B line among Fig. 1.Described Fig. 1 to Fig. 3 has represented Fig. 5 and direct-connected hydraulic elevator plant modification shown in Figure 6 and rope (traction) the formula lift appliance that obtains.Below, at first, specifically describe the structure of the rope type elevator device after the 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 of the elevator of lifting in hoistway 1, and label 3 is for erectting the pair of guide rails that is arranged in the hoistway 1.Guide rail 3 is used to guide the lifting direction of 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 direct-connected hydraulic elevator device.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 transform before be identical.That is, equal former state such as car 2, guide rail 3 and Jack protective tube 6 is fixedly used the parts that use in direct-connected hydraulic elevator device.Therefore, the side in the four directions of car 2 all disposes near well enclosure 1a ground on every side.
Next, newly-installed structure is specifically described when being updated to the rope type elevator device.
Counterweight 7 whole one-tenth are roughly cylindric, and it is disposed in the Jack protective tube 6.That is counterweight 7 lifting in the space that in Jack protective tube 6, forms by removing hydraulic efficiency jack 22.Thus, counterweight 7 is configured to lean on the below than car 2 all the time, and lifting under car 2.
Direct-connected hydraulic elevator device before transforming has passed through under the situation of long-term use, will consider that also Jack protective tube 6 has produced rust etc.Therefore, in the present embodiment,, newly be provided with diameter in the inside of Jack protective tube 6 compared with the littler counterweight guiding tube 10 of treasure protective tube 6 for the lifting action that makes counterweight 7 carries out swimmingly.That is,, utilize the lifting direction of these counterweight guiding tube 10 guiding counterweights 7 by leading the slip or the rolling of boots 11 on the medial surface of counterweight guiding tube 10.
In addition, above-mentioned counterweight guiding tube 10 is for example tubular of at least one side opening, and is configured in the 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 counterweights 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 structure, but if possible, the suspension point that also can make car 2 is a place at two place's suspension craning cabs 2.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 is used for making from an end side of the extended upward main rope 8 of car 2 at the top of hoistway 1 and turns 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 the well enclosure 1a at the pars intermedia of hoistway 1.
Above-mentioned diversion sheave 13 be used for making from diversion sheave 12 by car 2 the side 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 once more upward, and is connected on the fixed body of pit 5.Wherein, above-mentioned hanging wheel 14 rotates the top of being located at counterweight 7 freely.
In addition, the part from hanging wheel 14 to the other end from driving rope sheave 9a to the partial sum master rope 8 of hanging wheel 14 of hanging wheel 14 and main rope 8 has following predetermined structure: 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 cars 2 through main rope 8, and towing machine 9 is arranged in the 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, on the diversion sheave beam 15 at hoistway 1 top, be provided with top energy disperser 20 down in order to prevent the counterweight 7 and the bottom surface of counterweight guiding tube 10 (perhaps the Jack protective tube 6).
Then, specify Fig. 5 and existing direct-connected hydraulic elevator device shown in Figure 6 are transformed, and finish the step of Fig. 1 to rope type elevator device shown in Figure 3.
In improvement project, at first, by making existing direct-connected hydraulic elevator device running, will be arranged at the equipment conveyance used at hoistway 1 top, and these equipment are arranged at the appropriate location to the top.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 is provided with necessary equipment, utilize other means different that car 2 is supported in the hoistway 1 with hydraulic efficiency jack 22.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, support car 2 by above-mentioned first bont after, 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, emergency braking device (not shown) is installed in the bottom of car 2.Then, supporting car 2, and after having installed emergency braking device, making the action of first bont, slinging car 2 top by first bont.
Specifically, at first, second bont (not shown) that is used to promote 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 top 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, insertion is provided with counterweight guiding tube 10 in the space that forms in Jack protective tube 6 by having removed hydraulic efficiency jack 22.In addition, at this moment, if necessary, counterweight guiding tube 10 is divided into the pipe of short size in advance, each pipe is coupled together is inserted into simultaneously in the Jack protective tube 6.Then, after counterweight guiding tube 10 is provided with end, utilize above-mentioned second bont etc., be inserted into counterweight 7 in the counterweight guiding tube 10 and be configured in its inside, counterweight 7 is temporarily fixed at the top of counterweight guiding tube 10.In addition, hanging wheel 14 and lead boots 11 were installed to counterweight 7 in advance before being inserted into counterweight 7 in the counterweight guiding tube 10 desired location and get final product.
After the working fastening of above-mentioned counterweight 7 finishes, 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, mounting and the fixing machine bed 18 that towing machine 9 is installed are in advance erect the bottom surface 5a that is arranged at pit 5 with bottom energy disperser 19 on the mechanical stage 17 that fixes.
By the above-mentioned end of job after equipment being provided with 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 the 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 the side of main rope 8 by car 2, main rope 8 is hung down in the pit 5.Then, in pit 5, main rope 8 successively on 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 the machine bed 18.
By above-mentioned steps be through with the coiling of main rope 8 and both ends be connected operation after, remove the working fastening of counterweight 7, counterweight 7 is supported by main rope 8, remove second bont then.In addition, car 2 is descended, thereby car 2 is supported by main rope 8, remove first bont then by first bont is moved.Then, last, remove the pipe arrangement (not shown) that uses in the hydraulic elevator device and the power unit in the 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 become existing direct-connected hydraulic elevator plant modification rope (traction) formula lift appliance.Therefore, the specified number of taking that can eliminate the elevator after the renewal reduces this existing issue, and then, also can former state fixedly continue to use the existing car 2 that in direct-connected hydraulic elevator device, uses after the transformation.
In addition, because the lifting distance that constitutes counterweight 7 is than the lifting distance of car 2 shorter (being 1/2 in the present embodiment), therefore the inner space of the Jack protective tube 6 that lifting travel can be restricted utilizes as the lifting space of counterweight 7.In addition; in the structure shown in the present embodiment, because half of the lifting distance of the only mobile car 2 of counterweight 7, 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 big car of weight 2.
In addition, direct-connected hydraulic elevator plant modification is being become under the situation of rope type elevator device, between the side of car 2 and well enclosure 1a, needing the space that main rope 8 is passed through up and down at least by above-mentioned remodeling method.Yet, even existing hydraulic elevator device is direct-connected, between the side of car 2 and well enclosure 1a, also be formed with the gap of arrangement guide rail 3 and support component (not shown) thereof, 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 of more leaning on 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 of more leaning on the top than the bottom surface 5a of pit 5.
Fig. 4 is the lateral plan of the improved lift appliance in the expression embodiments of the present invention 2.Counterweight 21 in the present embodiment is to utilize a part of transforming the preceding hydraulic efficiency jack 22 that uses to constitute.
Other structures are identical with embodiment 1.
Below, the remodeling method that a part of utilizing hydraulic efficiency jack 22 is constituted under the situation of counterweight 21 describes.
In improvement project, after 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 top 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 the part as the hydraulic efficiency jack 22 of counterweight 21 leading boots 11 and hanging wheel 14.Then, utilize above-mentioned 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 the Jack protective tube 6.That is, the part of above-mentioned hydraulic efficiency jack 22 is inserted in the 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, owing to can utilize the part of hydraulic efficiency jack 22 to be used as newly-installed counterweight 21, thus can make improvement project more laborsaving, and then can reduce the waste material when transforming.
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-connected hydraulic elevator plant modification is become the rope type elevator device, it is characterized in that,
The remodeling method of this existing elevator may further comprise the steps:
The hydraulic efficiency jack that will use in described direct-connected hydraulic elevator device is removed in the Jack protective tube, and wherein this Jack protective tube is in the pit bottom surface upper shed of hoistway;
In the space that in described Jack protective tube, forms by having removed described hydraulic efficiency jack, dispose counterweight, wherein, on described counterweight, rotate and be provided with hanging wheel freely; 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 the 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 may further comprise the steps:
The car of the elevator that will use in direct-connected hydraulic elevator device by other means different with hydraulic efficiency jack is supported in the hoistway;
After supporting described car, described car is separated with the fastening part of described hydraulic efficiency jack by described other means;
On described car, emergency braking device is installed; And
One end of main rope is connected on the 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 may further comprise the steps:
The hydraulic efficiency jack that to remove in the Jack protective tube cuts off and makes it become predetermined weight or length;
To lead on the part that boots and hanging wheel be installed to the hydraulic efficiency jack after the described cut-out;
Be configured in the 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, in its space in being formed at described Jack protective tube, the direction lifting opposite towards each other with 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 more lean on the below than car all the time, and carries out lifting under described car.
6. according to claim 4 or 5 described lift appliances, it is characterized in that,
The part that counterweight utilization is located at the hydraulic efficiency jack in the Jack protective tube constitutes.
7. according to claim 4 or 5 described lift appliances, it is characterized in that,
This lift appliance comprises that also rotation is located at the hanging wheel on the 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 the 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, it 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 true CN101723222A (en) | 2010-06-09 |
| CN101723222B CN101723222B (en) | 2013-06-05 |
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ID=42275554
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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| CN103237750A (en) * | 2010-10-15 | 2013-08-07 | 通力股份公司 | Method for modernizing an elevator |
| CN106185534A (en) * | 2014-10-21 | 2016-12-07 | 三菱电机株式会社 | The remodeling method of machine-roomless lift |
| CN106995174A (en) * | 2015-10-15 | 2017-08-01 | 株式会社日立制作所 | Lift appliance |
| CN107555289A (en) * | 2014-06-05 | 2018-01-09 | 三菱电机株式会社 | The method of modifying and machine-roomless lift of machine-roomless lift |
| CN109562911A (en) * | 2016-08-18 | 2019-04-02 | 三菱电机株式会社 | Retrofit of Elevator method and cage guide |
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| JP5595788B2 (en) * | 2010-05-17 | 2014-09-24 | 東芝エレベータ株式会社 | How to renew an elevator |
| US9382094B2 (en) * | 2011-06-06 | 2016-07-05 | Mitsubishi Electric Corporation | Elevator refurbishment method |
| 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 |
| 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 |
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| JP2004142853A (en) * | 2002-10-22 | 2004-05-20 | Mitsubishi Electric Corp | Elevator device |
| JP4296152B2 (en) * | 2002-11-12 | 2009-07-15 | 三菱電機株式会社 | Elevator rope and elevator equipment |
| KR100770500B1 (en) | 2005-06-14 | 2007-10-25 | 미쓰비시덴키 가부시키가이샤 | Elevator device |
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- 2009-04-29 CN CN2009101374843A patent/CN101723222B/en not_active Expired - Fee Related
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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 |
| JP2004244162A (en) * | 2003-02-13 | 2004-09-02 | Toshiba Elevator Co Ltd | Tool for replacing winding machine of elevator |
| 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 |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103237750A (en) * | 2010-10-15 | 2013-08-07 | 通力股份公司 | Method for modernizing an elevator |
| CN103237750B (en) * | 2010-10-15 | 2015-11-25 | 通力股份公司 | For transforming the method for elevator |
| CN107555289A (en) * | 2014-06-05 | 2018-01-09 | 三菱电机株式会社 | The method of modifying and machine-roomless lift of machine-roomless lift |
| CN106185534A (en) * | 2014-10-21 | 2016-12-07 | 三菱电机株式会社 | The remodeling method of machine-roomless lift |
| CN106185534B (en) * | 2014-10-21 | 2019-08-06 | 三菱电机株式会社 | The remodeling method of machine-roomless lift |
| CN106995174A (en) * | 2015-10-15 | 2017-08-01 | 株式会社日立制作所 | Lift appliance |
| CN109562911A (en) * | 2016-08-18 | 2019-04-02 | 三菱电机株式会社 | Retrofit of Elevator method and cage guide |
| CN109562911B (en) * | 2016-08-18 | 2021-09-14 | 三菱电机株式会社 | Elevator transformation method and elevator guide rail |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2010105805A (en) | 2010-05-13 |
| KR101478842B1 (en) | 2015-01-02 |
| JP4595011B2 (en) | 2010-12-08 |
| CN101723222B (en) | 2013-06-05 |
| KR20100048847A (en) | 2010-05-11 |
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