CN1261343C - Elevator winch and elevator device - Google Patents
Elevator winch and elevator device Download PDFInfo
- Publication number
- CN1261343C CN1261343C CNB028141008A CN02814100A CN1261343C CN 1261343 C CN1261343 C CN 1261343C CN B028141008 A CNB028141008 A CN B028141008A CN 02814100 A CN02814100 A CN 02814100A CN 1261343 C CN1261343 C CN 1261343C
- Authority
- CN
- China
- Prior art keywords
- winch
- drive pulley
- lift well
- car
- counterweight
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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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
- B66B11/0035—Arrangement of driving gear, e.g. location or support
- B66B11/0045—Arrangement of driving gear, e.g. location or support in the hoistway
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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
- B66B11/04—Driving gear ; Details thereof, e.g. seals
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/24—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration
- B66B1/28—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical
- B66B1/30—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical effective on driving gear, e.g. acting on power electronics, on inverter or rectifier controlled motor
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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
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/043—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
- B66B11/0484—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation with a clutch or a coupling system between several motors, e.g. switching different speeds, progressive starting, torque limitation, flywheel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/06—Arrangements of ropes or cables
- B66B7/10—Arrangements of ropes or cables for equalising rope or cable tension
Abstract
The present invention relates to an elevator hoist and an elevator device, which can omit a mechanical chamber and can also reduce the top dimension of a hoist way. The elevator hoist is respectively composed of driving motor parts and driving pulleys which are arranged at both ends of a driving shaft in pairs. In addition, the hoister is arranged on the top of the hoist way, and each pair of the driving motor parts and the driving pulleys is respectively arranged outside the width direction of a cage.
Description
Technical field
The present invention relates to omit the lift appliance of Machine Room and be applicable to the winch of this elevator.
Background technology
Such as, the Japanese Patent spy opens and has put down in writing following a kind of lift appliance in the 2001-48445 communique, winch is provided in the Machine Room that is positioned at the lift well top overlappingly at the bearing of trend and the car of lift well, rope ends is fixed on the rope ends that is supported on machine crossbeam lower position.This traditional lift appliance does not need rope ends is fixed on the Machine Room, thereby the space, Machine Room can be dwindled into the horizontal plane degree of lift well.But because winch is not to use slim winch, so winch is large-scale, the space that is used to be provided with the Machine Room of winch increases, and the generation Machine Room is from the building distinct issues.
In addition, put down in writing a kind of traditional elevator device that will be configured in by the winch that 1 slim driving motor portion and 1 drive pulley constitute in the gap lift well top side, between car and the lift well sidewall such as Japanese patent laid-open 7-10434 communique.And this traditional elevator device does not need to be provided with the Machine Room of winch, can save space, makes the lift well top outstanding from building.But owing to utilize 1 driving motor to drive, in case the capacity of elevator and speed increase, then driving motor portion will maximize.In addition, owing to utilize 1 drive pulley that rope is moved,, cause the thickness of drive pulley to increase in case the capacity of elevator and speed increase, and then required rope radical will increase.Its result increases the gross thickness of winch, has winch and can't be arranged on the unfavorable condition in the gap between car and the lift well sidewall.
The present invention is used to address the above problem, its purpose is to provide a kind of Winch for elevator, its structure is, utilize axle drive shaft and connect a pair of drive pulley and slim driving motor portion is provided at least one side at the both ends of axle drive shaft, drive pulley and driving motor portion can be arranged in two perisporiums and the gap between the lift well wall of car width direction at lift well top, when the Machine Room can be omitted, can reduce the top dimension of lift well.
In addition, the object of the present invention is to provide a kind of lift appliance, at least one side's the winch that utilizes axle drive shaft and connect a pair of drive pulley and slim driving motor portion is provided in the both ends of axle drive shaft is arranged on the lift well top, so that drive pulley and driving motor portion are positioned at the gap between the wall of two perisporiums of car width direction at lift well top and lifting, can omit the Machine Room, lift well can be not outstanding from building.
Content of the present invention
Winch for elevator of the present invention comprises: be configured to the 1st and the 2nd coaxial drive pulley relatively; Littler and connect the axle drive shaft of the 1st and the 2nd drive pulley than the described the 1st and the 2nd drive pulley diameter; And the 1st and the 2nd driving motor portion that is separately positioned on described axle drive shaft two ends.
In addition, Winch for elevator of the present invention comprises: be configured to the 1st and the 2nd coaxial drive pulley relatively; Littler and connect the axle drive shaft of the 1st and the 2nd drive pulley than the described the 1st and the 2nd drive pulley diameter; Be arranged on the driving motor portion of described axle drive shaft one end with described the 1st drive pulley adjacency.
In addition, lift appliance of the present invention comprises: lift well; Guided, be arranged to lifting car freely by the car of laying at described lift well bearing of trend with guide rail; By in two gaps between this car that lays respectively at described car width direction and the described lift well and the counterweight that is laid in this lift well bearing of trend is guided, is arranged to lifting the 1st and the 2nd counterweight freely with guide rail; Hang described car and the described the 1st and the winch rope of the 2nd counterweight; And the winch that is provided in described lift well top, described winch has: be configured to the 1st and the 2nd coaxial drive pulley relatively; Littler and connect the axle drive shaft of the 1st and the 2nd drive pulley than the described the 1st and the 2nd drive pulley diameter; And the 1st and the 2nd driving motor portion that is separately positioned on described axle drive shaft two ends, described winch is provided in the top of described lift well, so that the 1st drive pulley and the 1st driving motor portion near with the wall of the described lift well of described the 1st counterweight adjacency, and the bearing of trend that is positioned at described relatively lift well not with described car position overlapped, and make the 2nd drive pulley and the 2nd driving motor portion near with the wall of the described lift well of described the 2nd counterweight adjacency, and the bearing of trend that is positioned at described relatively lift well not with described car position overlapped.
In addition, lift appliance of the present invention comprises: lift well; Guided, be arranged to lifting car freely by the car of laying at described lift well bearing of trend with guide rail; By in two gaps between this car that lays respectively at described car width direction and the described lift well and the counterweight that is laid in this lift well bearing of trend is guided, is arranged to lifting the 1st and the 2nd counterweight freely with guide rail; Hang described car and the described the 1st and the winch rope of the 2nd counterweight; And the winch that is provided in described lift well top, described winch has: be configured to the 1st and the 2nd coaxial drive pulley relatively; Littler and connect the axle drive shaft of the 1st and the 2nd drive pulley than the described the 1st and the 2nd drive pulley diameter; And with described the 1st drive pulley in abutting connection with and be provided in the driving motor portion of described axle drive shaft one end, described winch is provided in the top of described lift well, so that the 1st drive pulley and driving motor portion near with the wall of the described lift well of described the 1st counterweight adjacency, and the bearing of trend that is positioned at described relatively lift well not with described car position overlapped, and make the 2nd drive pulley near with the wall of the described lift well of described the 2nd counterweight adjacency, and the bearing of trend that is positioned at described relatively lift well not with described car position overlapped.
The simple declaration of accompanying drawing
Fig. 1 is the figure of the Winch for elevator structure of explanation embodiments of the invention 1.
Fig. 2 is the vertical view cutaway drawing of the lift appliance of expression embodiments of the invention 1.
Fig. 3 is the longitudinal section of the lift appliance of expression embodiments of the invention 1.
Fig. 4 is that the IV-IV of presentation graphs 3 is to looking cutaway view.
Fig. 5 is the longitudinal section of the lift appliance of expression embodiments of the invention 2.
Fig. 6 is that the VI-VI of presentation graphs 5 is to looking cutaway view.
Fig. 7 is the D portion enlarged drawing of presentation graphs 6.
Fig. 8 is the figure of cable tension determining method of the lift appliance of explanation embodiments of the invention 2.
Fig. 9 is the figure of the Winch for elevator structure of explanation embodiments of the invention 3.
Figure 10 is the vertical view cutaway drawing of the lift appliance of expression embodiments of the invention 3.
Figure 11 is the longitudinal section of the lift appliance of expression embodiments of the invention 3.
Figure 12 represents that the XII-XII of Figure 11 is to looking cutaway view.
Figure 13 is the control diagram of block of winch of the lift appliance of expression embodiments of the invention 3.
Figure 14 is the figure of the Winch for elevator structure of explanation embodiments of the invention 4.
Figure 15 is the vertical view cutaway drawing of the lift appliance of expression embodiments of the invention 4.
Figure 16 is the longitudinal section of the lift appliance of expression embodiments of the invention 4.
Figure 17 represents that the XVII-XVII of Figure 16 is to looking cutaway view.
The specific embodiment
Below, with reference to accompanying drawing most preferred embodiment of the present invention is described.
Fig. 1 is the figure of the Winch for elevator structure of explanation embodiments of the invention 1, and Fig. 1 (a) is a birds-eye view, and Fig. 1 (b) is a lateral plan.Fig. 2 is the vertical view cutaway drawing of lift appliance of expression embodiments of the invention 1, and Fig. 3 is the longitudinal sectional view of the lift appliance of expression embodiments of the invention 1, and Fig. 4 is that the IV-IV of presentation graphs 3 is to looking cutaway view.
At first, with reference to Fig. 1 the winch structure of present embodiment 1 is described.
This Winch for elevator 1 is so-called gearless winch, and it comprises: as the axle drive shaft 2 of pars intermedia; Be provided in the 1st distolateral 3A of driving motor portion of axle drive shaft 2 one; Be fixed in the 1st drive pulley 4A of an end of axle drive shaft 2 in the outside of the 1st 3A of driving motor portion; Be provided in axle drive shaft 2 another the 2nd distolateral 3B of driving motor portion; Be fixed in the 2nd drive pulley 4B of the other end of axle drive shaft 2 in the outside of the 2nd 3B of driving motor portion.And the thickness of the 1st and the 2nd 3A of driving motor portion, 3B is flat thin type structure with respect to width, and its thickness is preferably in below the counterweight thickness described later.The 3A of these the 1st and the 2nd driving motor portions, 3B for example are made of electrical motor, and its stator is fixed on the framework 3a, and its rotor is fixed on the axle drive shaft 2.
And the diameter of axle drive shaft 2 is littler than the diameter of the 1st and the 2nd 3A of driving motor portion, 3B and the 1st and the 2nd drive pulley 4A, 4B.In addition, although not shown, action drg and each 3A of driving motor portion, 3B are wholely set.
Below, with reference to Fig. 2 to Fig. 4 the structure of the lift appliance of present embodiment 1 is described.Here, for the convenience on illustrating, with the bearing of trend of lift well as the depth direction of the lift well on above-below direction, the plane (overlooking the cross section) vertical and Width with the lift well bearing of trend respectively as fore-and-aft direction and left and right directions.Marquis's ladder Room reveal is anterior corresponding with lift well.
The the 1st and the 2nd counterweight 10A, 10B are that the framework 10b that respectively a plurality of foundary weight sheet 10a is overlayed steel goes up, fixedly forms with bolt (not shown).The 2nd counterweight is installed in the top of the framework 10b of the 2nd counterweight 10B freely with hanging wheel 11B rotation.Although do not have diagram, the 1st counterweight is installed in the top of the framework 10b of the 1st counterweight 10A freely with the same rotation of hanging wheel.
The car door 8 of car 5 is arranged in a pair of car with moving up and down under the guiding of guide rail 16 towards the place ahead in lift well 15.In addition, the 1st and the 2nd counterweight 10A, 10 be arranged in each to counterweight with can in lift well 15, moving up and down respectively under the guiding of guide rail 17.Here, the left and right sides wall adjacency of the 1st and the 2nd counterweight 10A, 10B and lift well 15, not overlapping at above-below direction and car 5, that is, be positioned at beyond the horizontal plane of car 5.In addition, the horizontal plane of above-mentioned car 5 is meant the face of seeing car 5 from the bearing of trend of lift well.
In addition, the axle drive shaft 2 that makes winch 1 is in the left and right directions unanimity, with framework 3a be fixed on mechanical stage 12 below, and axle drive shaft 2 rotations be bearing in freely be installed on a pair of fabricated section 13 that is fixed on below the mechanical stage 12.At this moment, fabricated section 13 is lower than the 1st and the 2nd 3A of driving motor portion, 3B and the 1st and the 2nd drive pulley 4A, 4B from the outstanding height of mechanical stage 12 from the outstanding height of mechanical stage 12.In addition, axle drive shaft 2 on the horizontal plane of car 5 with the upper ledge 7c almost parallel of car frame 7, be positioned at the rear of fore-and-aft direction.And the 1st 3A of driving motor portion and the 1st drive pulley 4A be near the wall of the lift well 15 of the 1st counterweight 10A institute adjacency, outside the horizontal plane of car 5 and be positioned at the top position of the 1st counterweight 10A.Equally, the 2nd 3B of driving motor portion and the 2nd drive pulley 4B be near the wall of the lift well 15 of the 2nd counterweight 10B institute adjacency, outside the horizontal plane of car 5 and be positioned at the top position of the 2nd counterweight 10B.
In addition, on the 1st lanyard plate 19A of an end of winch rope 18 above the top of lift well 15 upside is fixed in the 1st counterweight 10A.This winch rope 18 is sagging from the 1st lanyard plate 19A, the 1st counterweight that is installed in the 1st counterweight 10A top freely by rotation with hanging wheel after, rise to the 1st drive pulley 4A again.And, after winch rope 18 passes through along the rope groove of the 1st drive pulley 4A, hang down to the bottom of car 5.Then, 1st and 2nd car of winch rope 18 by being installed in bottom, car 5 left and right sides with hanging wheel 9A, 9B after, rise to the 2nd drive pulley 4B.This winch rope 18 hangs down to the 2nd counterweight 10B after passing through along the rope groove of the 2nd drive pulley 4B.Then, winch rope 18 the 2nd counterweight that is installed in the 2nd counterweight 10B top freely by rotation rises after with hanging wheel 11B.And the other end of winch rope 18 is fixed on the 2nd lanyard plate 19B that is fixed on above the 2nd counterweight 10B at the top of lift well 15 upside.
Although not shown, various devices such as control setup, governor, position detecting device are arranged in space A, B, the C of Fig. 2.
In the lift appliance of structure like this, the 1st and the 2nd 3A of driving motor portion, the 3B of winch 1 carry out drive controlling by control setup, and the 1st and the 2nd drive pulley 4A, 4B are with axle drive shaft 2 rotations.Therefore, winch rope 18 is walked by the 1st and the 2nd drive pulley 4A, 4B, and car 5 and the 1st and the 2nd counterweight 10A, 10B are by car lifting in lift well 15 with the guiding of guide rail 17 with guide rail 16 and counterweight.
Thus, the winch 1 of present embodiment 1, owing to can share driving by the 1st and the 2nd 3A of driving motor portion, the 3B that are arranged on axle drive shaft 2 two ends, even the capacity of elevator and speed increase, the 1st and the 2nd 3A of driving motor portion, 3B also needn't maximize and just can tackle.For this reason, even be applied in high capacity and the high-speed elevator, the thickness of the 1st and the 2nd 3A of driving motor portion, 3B needn't thicken, the the 1st and the 2nd 3A of driving motor portion, 3B and the 1st and the 2nd drive pulley 4A, 4B can be configured in the gap between the internal face of the left and right sides perisporium 6b of cage 6 and lift well 15, so can realize to dwindle the winch of lift well 15 overhead height sizes.
In addition, the lift appliance of present embodiment 1, winch 1 is installed in mechanical stage 12 on the top ceiling that is arranged at lift well 15 below, so that the 1st 3A of driving motor portion and the 1st drive pulley 4A be between the internal face of the left side of cage 6 perisporium 6b and lift well 15, and make the 2nd 3B of driving motor portion and the 2nd drive pulley 4B between the internal face of the right side of cage 6 perisporium 6b and lift well 15.For this reason, at the top of lift well 15, car 5 is not interfered with the 1st and the 2nd 3A of driving motor portion, 3B and the 1st and the 2nd drive pulley 4A, 4B, so car 5 is risen always, interfere with axle drive shaft 2 and fabricated section 13 up to being about to, thereby can reduce the height dimension on the top, top of lift well 15.In addition, space A, B among Fig. 2, C are vacant space, utilize space A, B, C that various devices such as the required control setup of lift appliance, governor, device for detecting positions can be set simply, and can suppress to increase because of the sectional area of overlooking that various device causes lift well 15 is set.And, the 1st and the 2nd counterweight 10A, 10B be arranged on car 5 about, so can reduce gap S between the internal face of the rear portion perisporium 6b of cage 6 and lift well 15, thereby reduce the sectional area of overlooking of lift well 15.
In addition, this lift appliance is with respect to the bearing of trend of lift well 15, the axle drive shaft 2 (pars intermedia) of being arranged to winch 1 is not overlapping with the car frame 7 (from the outstanding protuberance in the top of cage 6) of car 5, so the car frame 7 of car 5 is not interfered with axle drive shaft 2, thereby the height dimension on the top, top of lift well 15 can reduce corresponding size.
Fig. 5 is the longitudinal section of lift appliance of expression embodiments of the invention 2, Fig. 6 be the VI-VI of presentation graphs 5 to looking cutaway view, Fig. 7 is the D portion enlarged drawing of presentation graphs 6, Fig. 8 is the figure of cable tension determining method of the lift appliance of explanation embodiments of the invention 2.
Among this embodiment 2, the 2nd winch rope 18B that winch rope is hung the 2nd counterweight 10B by the 1st winch rope 18A that hangs the 1st counterweight 10A, volume constitutes.And winch 1, car the 5, the 1st and the 2nd counterweight 10A, 10B, car dispose with the foregoing description 1 with guide rail 17 etc. in the same manner with guide rail 16, counterweight.
Here, with reference to Fig. 5 to Fig. 7 the hanging method of winch rope is described.
At first, the end of the 1st winch rope 18A is fixed in the framework 10b top of the 1st counterweight 10A.The 1st winch rope 18A rises to the 1st drive pulley 4A from framework 10b, after passing through along the rope groove of the 1st drive pulley 4A, hangs down to the bottom of car 5.The 1st winch rope 18A is fixed on the 1st cage side lanyard plate 20A of the lower left quarter that is installed in car 5.
On the other hand, the end of the 2nd winch rope 18B is fixed in the top of the framework 10b of the 2nd counterweight 10B.And the 2nd winch rope 18B rises to the 2nd drive pulley 4B from framework 10b, by behind the rope groove of the 2nd drive pulley 4B, hangs down to the bottom of car 5 along also.Then, the 2nd winch rope 18B is fixed on the lanyard plate 20B of the 2nd cage side of the right lower quadrant that is installed in car 5.
The end of these the 1st and the 2nd winch rope 18A, 18B as shown in Figure 7, every links to each other with rope cover 21.The bar 21a of rope cover 21 passes the through hole 20a of the 1st and the 2nd cage side lanyard plate 20A, 20B, at the sponson of bar 21a piezoelectric element 22 and compression spring 23 as tension detecting device are housed, and tension adjustment is screwed on the bar 21a with nut 24, constitutes governing mechanism of tension.Thus, the 1st and the 2nd winch rope 18A, 18B are fixed on the 1st and the 2nd cage side lanyard plate 20A, the 20B by governing mechanism of tension respectively.
In the lift appliance that so constitutes, the tension force of the 1st and the 2nd winch rope 18A, 18B puts on the pressure that is clamped in the piezoelectric element 22 between the 1st and the 2nd cage side lanyard plate 20A, 20B and the compression spring 23 by 25 pairs of tensile measurers and is measured as shown in Figure 8.Therefore, utilize tensile measurer 25 adjustment of tonicity to regulate the fastening force of using nut 24 in advance, make the tension force of the 1st and the 2nd winch rope 18A, 18B be set in specified value.And the 1st and the 2nd 3A of driving motor portion, the 3B of winch 1 carry out drive controlling by control setup, and the 1st and the 2nd drive pulley 4A, 4B are with axle drive shaft 2 rotations.Therefore, the 1st and the 2nd winch rope 18A, 18B utilize the 1st and the 2nd drive pulley 4A, 4B respectively and walk about, and car 5 and the 1st and the 2nd counterweight 10A, 10B are in car lifting in lift well 15 under the guiding of guide rail 17 with guide rail 16 and counterweight.
In addition, during such as periodic inspection, measure with the tension force of 25 pairs the 1st of tensile measurers and the 2nd winch rope 18A, 18B.When the tension force of each rope of the 1st and the 2nd winch rope 18A, 18B departs from specified value, carry out the tension adjustment operation equally.
Thus, among the embodiment 2, except the effect of the foregoing description 1, because winch rope is by the 1st winch rope 18A of the 1st counterweight 10A suspension, the 2nd winch rope 18B that the 2nd counterweight 10B is hung are constituted, so each required hanging wheel has no longer needed in the foregoing description 1, but simplified structure, realize low price.
In addition, among the embodiment 2 owing to have a rope tension regulating mechanism that constitutes with nut 24 by piezoelectric element 22, compression spring 23 and tension adjustment, thus can be at any time with the tension adjustment of each root rope of the 1st and the 2nd winch rope 18A, 18B to specified value.Can prevent like this to tilt because of the unequal car that causes 5 of the tension force of the 1st and the 2nd winch rope 18A, 18B.
In the foregoing description 2, be to utilize the tension force of 25 pairs the 1st of tensile measurers and the 2nd winch rope 18A, 18B to measure, but also can not use tensile measurer 25, utilize driving that the tension force of the 1st and the 2nd winch rope 18A, 18B is measured.
Embodiment 3
Fig. 9 is the figure of the Winch for elevator structure of explanation embodiments of the invention 3, and Fig. 3 (a) is a birds-eye view, and Fig. 3 (b) is a lateral plan.Figure 10 is the vertical view cutaway drawing of the lift appliance of expression embodiments of the invention 3, Figure 11 is the longitudinal section of the lift appliance of expression embodiments of the invention 3, Figure 12 be the XII-XII of expression Figure 11 to looking cutaway view, Figure 13 is the control diagram of block of winch of the lift appliance of expression embodiments of the invention 3.
The winch 1A of this embodiment 3 comprises as shown in Figure 9: as the 1st and the 2nd axle drive shaft 2A, the 2B of pars intermedia; Be provided in the 1st distolateral 3A of driving motor portion of the 1st axle drive shaft 2A one; Be fixed in the 1st drive pulley 4A of the 1st axle drive shaft 2A one end in the outside of the 1st 3A of driving motor portion; Be provided in another the 2nd distolateral 3B of driving motor portion of the 2nd axle drive shaft 2B; Be fixed in the 2nd drive pulley 4B of the 2nd axle drive shaft 2B the other end in the outside of the 2nd 3B of driving motor portion; And the power-transfer clutch 26 that the end of the other end of the 1st axle drive shaft 2A and the 2nd axle drive shaft 2B is coupled together.
And the lift appliance of this embodiment 3 is shown in Figure 10 to 12, and except that using winch 1A replacement winch 1, other structures are identical with the foregoing description 2.
In the lift appliance of structure like this, utilize tensile measurer 25 to come adjustment of tonicity to regulate the fastening force of using nut 24 in advance, make the tension force of the 1st and the 2nd winch rope 18A, 18B be set in specified value.And the 1st and the 2nd 3A of driving motor portion, the 3B of winch 1 carry out drive controlling by control setup, and the 1st and the 2nd drive pulley 4A, 4B are with axle drive shaft 2 rotations.Therefore, the 1st and the 2nd winch rope 18A, 18B utilize the 1st and the 2nd drive pulley 4A, 4B respectively and walk about, and car 5 and the 1st and the 2nd counterweight 10A, 10B are in car lifting in lift well 15 under the guiding of guide rail 17 with guide rail 16 and counterweight.
And, control setup 30 as shown in figure 13, the output signal (rope tension signal) of monitoring piezoelectric element 22 calculates Tension Difference between the 1st and the 2nd winch rope 18A, the 18B according to this output signal.Then, after Tension Difference surpassed setting value, control setup 30 made power-transfer clutch 26 actions, removes the connection of the 1st and the 2nd axle drive shaft 2A, 2B, controls the angle of rotation of the 1st and the 2nd 3A of driving motor portion, 3B, so that Tension Difference is in setting value.Get back to setting value with after interior when Tension Difference, make power-transfer clutch 26 actions, the 1st and the 2nd axle drive shaft 2A, 2B connect, and the 1st and the 2nd 3A of driving motor portion, 3B drive with same angle of rotation.
In addition, during such as periodic inspection, utilize the tension force of 25 pairs the 1st of tensile measurers and the 2nd winch rope 18A, 18B to measure.When the tension force of each rope of the 1st and the 2nd winch rope 18A, 18B departs from specified value, carry out the tension adjustment operation equally.
Thus, among this embodiment 3,, can automatically control by control setup 13, so that two tension force equalizations to the angle of rotation of the 1st and the 2nd 3A of driving motor portion, 3B in case the tension force of the 1st and the 2nd winch rope 18A, 18B produces difference.Can prevent car 5 under the bevelled state, to carry out lifting action like this, obtain safe lift appliance.
Embodiment 4
Figure 14 is the figure of the Winch for elevator structure of explanation embodiments of the invention 4, and Figure 14 (a) is a birds-eye view, and Figure 14 (b) is a lateral plan.Figure 15 is the vertical view cutaway drawing of the lift appliance of expression embodiments of the invention 4, and Figure 16 is the longitudinal section of the lift appliance of expression embodiments of the invention 4, and Figure 17 represents that the XVII-XVII of Figure 16 is to looking cutaway view.
The winch 1B of this embodiment 4 comprises as shown in figure 14: as the axle drive shaft 2 of pars intermedia; Be provided in the 1st distolateral 3A of driving motor portion of axle drive shaft 2 one; Be fixed in the 1st drive pulley 4A of axle drive shaft 2 one ends in the outside of the 1st 3A of driving motor portion; Be provided in axle drive shaft 2 another the 2nd distolateral drive pulley 4B.
And the lift appliance of this embodiment 4 such as Figure 15 are to shown in Figure 17, and except that using winch 1B replacement winch 1, other structures are identical with the foregoing description 2.
In the lift appliance of structure like this, identical with the foregoing description 2, utilize tensile measurer 25 to come adjustment of tonicity to regulate the fastening force of using nut 24 in advance, make the tension force of the 1st and the 2nd winch rope 18A, 18B be set in specified value.And the 1st 3A of driving motor portion of winch 1B carries out drive controlling by control setup, and the 1st and the 2nd drive pulley 4A, 4B are with axle drive shaft 2 rotations.Therefore, the 1st and the 2nd winch rope 18A, 18B utilize the 1st and the 2nd drive pulley 4A, 4B respectively and walk about, and car 5 and the 1st and the 2nd counterweight 10A, 10B are in car lifting in lift well 15 under the guiding of guide rail 17 with guide rail 16 and counterweight.
In addition, during such as periodic inspection, utilize the tension force of 25 pairs the 1st of tensile measurers and the 2nd winch rope 18A, 18B to measure.When the tension force of each rope of the 1st and the 2nd winch rope 18A, 18B departs from specified value, carry out the tension adjustment operation equally.
In the winch 1B of this embodiment 4, drive pulley is made of the 1st and the 2nd drive pulley 4A, the 4B that are arranged on axle drive shaft 2 two ends, so can share driving with the 1st and the 2nd drive pulley 4A, 4B to required rope radical.So, even the capacity of elevator and speed increase, required rope radical increases, the thickness that also can suppress the 1st and the 2nd drive pulley 4A, 4B increases, and the 1st 3A of driving motor portion and the 1st and the 2nd drive pulley 4A, 4B can be configured in the gap between the wall of the left and right sides perisporium 6b of car 5 and lift well 15.
Therefore, the lift appliance of this embodiment 4 also has the effect identical with the foregoing description 2.
In addition, the winch 1B of this embodiment 4, its driving motor portion only is made of the 1st 3A of driving motor portion, so can realize low price.
The above is owing to the present invention includes: be configured to the 1st and the 2nd coaxial drive pulley relatively; Littler and connect the axle drive shaft of the 1st and the 2nd drive pulley than the described the 1st and the 2nd drive pulley diameter; And the 1st and the 2nd driving motor portion that is separately positioned on described axle drive shaft two ends, thereby can obtain reducing the Winch for elevator of lift well overhead height.
In addition, described axle drive shaft is spliced to form by the 1st and the 2nd axle drive shaft, and the 1st and the 2nd axle drive shaft connects by power-transfer clutch, thereby can eliminate the Tension Difference of winch rope.
In addition, owing to the present invention includes: be configured to the 1st and the 2nd coaxial drive pulley relatively; Littler and connect the axle drive shaft of the 1st and the 2nd drive pulley than the described the 1st and the 2nd drive pulley diameter; And with described the 1st drive pulley in abutting connection with and be arranged on the driving motor portion of described axle drive shaft one end, thereby can obtain reducing the Winch for elevator of the low price of lift well overhead height.
In addition, comprise owing to lift appliance of the present invention: lift well; Guided with guide rail and be set as lifting car freely by the car of laying at described lift well bearing of trend; Guided with guide rail and be set as lifting the 1st and the 2nd counterweight freely by the counterweight of laying in two gaps between this car on described car width direction and the described lift well and respectively at this lift well bearing of trend; Hang described car and the described the 1st and the winch rope of the 2nd counterweight; Be provided in the winch at the top of described lift well, be characterized in, described winch comprises: be configured to the 1st and the 2nd coaxial drive pulley relatively; Littler and connect the axle drive shaft of the 1st and the 2nd drive pulley than the described the 1st and the 2nd drive pulley diameter; Be separately positioned on the 1st and the 2nd driving motor portion at described axle drive shaft two ends, described winch is provided in the top of described lift well, so that the 1st drive pulley and the 1st driving motor portion near with the wall of the described lift well of described the 1st counterweight adjacency, and the bearing of trend that is in described relatively lift well not with described car position overlapped, and make the 2nd drive pulley and the 2nd driving motor portion near with the wall of the described lift well of described the 2nd counterweight adjacency, and the bearing of trend that is in described relatively lift well not with described car position overlapped, thereby can obtain reducing the lift appliance of lift well overhead height.
In addition, since described winch rope comprise: the volume hang on described the 1st drive pulley and be fixed on described car and described the 1st counterweight on the 1st winch rope; And volume hang on described the 2nd drive pulley and be fixed on described car and described the 2nd counterweight on the 2nd winch rope, thereby can reduce the hanging wheel number, realize low price.
In addition, because described axle drive shaft connects the 1st and the 2nd axle drive shaft by power-transfer clutch and constitutes, have tension detecting device and control setup, this tension detecting device detects the described the 1st and the tension force of the 2nd winch rope respectively, this control setup according to the output signal of described tension detecting device and to the described the 1st and the tension force of the 2nd winch rope detect, when the described the 1st and the 2nd winch rope produces Tension Difference, remove described power-transfer clutch to the described the 1st and the connection of the 2nd axle drive shaft, to the described the 1st and the angle of rotation of the 2nd driving motor portion control, so that this Tension Difference is in allowed band, thereby can eliminate Tension Difference between the 1st and the 2nd winch rope automatically.
In addition, comprise owing to lift appliance of the present invention: lift well; The car that the car of laying at described lift well bearing of trend is provided with freely with lifting under the rail guidance; In two gaps between this car on described car width direction and the described lift well and respectively counterweight that this lift well bearing of trend is laid with the guiding of guide rail under the 1st and the 2nd counterweight that is provided with freely of lifting; Hang described car and the described the 1st and the winch rope of the 2nd counterweight; Be provided in the winch at the top of described lift well, described winch comprises: be configured to the 1st and the 2nd coaxial drive pulley relatively; Littler and connect the axle drive shaft of the 1st and the 2nd drive pulley than the described the 1st and the 2nd drive pulley diameter; With described the 1st drive pulley in abutting connection with and be arranged on the driving motor portion of described axle drive shaft one end, described winch is provided in the top of described lift well, so that the 1st drive pulley and driving motor portion near with the wall of the described lift well of described the 1st counterweight adjacency, and the bearing of trend that is in described relatively lift well not with described car position overlapped, and make the 2nd drive pulley near with the wall of the described lift well of described the 2nd counterweight adjacency, and the bearing of trend that is in described relatively lift well not with described car position overlapped, thereby can obtain reducing the lift appliance of the low price of lift well overhead height.
In addition, described winch is adapted to bearing of trend with respect to described lift well with described axle drive shaft and is in not top protuberance position overlapped with described car, thereby can further reduce the height at lift well top.
Claims (8)
1. a Winch for elevator comprises: be configured to the 1st and the 2nd coaxial drive pulley relatively; Littler and connect the axle drive shaft of the 1st and the 2nd drive pulley than the described the 1st and the 2nd drive pulley diameter; And the 1st and the 2nd driving motor portion that is separately positioned on described axle drive shaft two ends,
It is characterized in that the described the 1st and the 2nd driving motor portion and the described the 1st and the 2nd drive pulley form the thin type structure of thickness less than width.
2. Winch for elevator as claimed in claim 1 is characterized in that, described axle drive shaft branch is spliced to form by the 1st and the 2nd axle drive shaft, and the 1st and the 2nd axle drive shaft connects by power-transfer clutch.
3. a Winch for elevator comprises: be configured to the 1st and the 2nd coaxial drive pulley relatively; Littler and connect the axle drive shaft of the 1st and the 2nd drive pulley than the described the 1st and the 2nd drive pulley diameter; And with described the 1st drive pulley in abutting connection with and be arranged on the driving motor portion of described axle drive shaft one end,
It is characterized in that the described the 1st and the 2nd driving motor portion and the described the 1st and the 2nd drive pulley form the thin type structure of thickness less than width.
4. a lift appliance comprises: lift well; Guided with guide rail and be arranged to lifting car freely by the car of laying at described lift well bearing of trend; Guided with guide rail and be arranged to lifting the 1st and the 2nd counterweight freely by the counterweight of laying in two gaps between this car on described car width direction and the described lift well and respectively at this lift well bearing of trend; Hang described car and the described the 1st and the winch rope of the 2nd counterweight; And the winch that is provided in described lift well top, it is characterized in that,
Described winch has: be configured to the 1st and the 2nd coaxial drive pulley relatively; Littler and connect the axle drive shaft of the 1st and the 2nd drive pulley than the described the 1st and the 2nd drive pulley diameter; And the 1st and the 2nd driving motor portion that is separately positioned on described axle drive shaft two ends,
Described winch is provided in the top of described lift well, so that the 1st drive pulley and the 1st driving motor portion near with the wall of the described lift well of described the 1st counterweight adjacency, and the bearing of trend that is in described relatively lift well not with described car position overlapped, and make the 2nd drive pulley and the 2nd driving motor portion near with the wall of the described lift well of described the 2nd counterweight adjacency, and the bearing of trend that is in described relatively lift well not with described car position overlapped.
5. lift appliance as claimed in claim 4 is characterized in that, described winch rope comprises: the volume hang on described the 1st drive pulley and be fixed on described car and described the 1st counterweight on the 1st winch rope; The volume hang on described the 2nd drive pulley and be fixed on described car and described the 2nd counterweight on the 2nd winch rope.
6. lift appliance as claimed in claim 5, it is characterized in that, described axle drive shaft connects the 1st and the 2nd axle drive shaft by power-transfer clutch and constitutes, have tension detecting device and control setup, this tension detecting device detects the described the 1st and the tension force of the 2nd winch rope respectively, this control setup according to the output signal of described tension detecting device and to the described the 1st and the tension force of the 2nd winch rope detect, when the described the 1st and the 2nd winch rope produces Tension Difference, remove described power-transfer clutch to the described the 1st and the connection of the 2nd axle drive shaft, to the described the 1st and the angle of rotation of the 2nd driving motor portion control so that this Tension Difference is in allowed band.
7. a lift appliance comprises: lift well; Guided with guide rail and be arranged to lifting car freely by the car of laying at described lift well bearing of trend; By laying respectively in this car on the described car width direction and two gaps between the described lift well and being guided with guide rail and be arranged to lifting the 1st and the 2nd counterweight freely in the counterweight that this lift well bearing of trend is laid; Hang described car and the described the 1st and the winch rope of the 2nd counterweight; And the winch that is provided in described lift well top, it is characterized in that,
Described winch has: be configured to the 1st and the 2nd coaxial drive pulley relatively; Littler and connect the axle drive shaft of the 1st and the 2nd drive pulley than the described the 1st and the 2nd drive pulley diameter; And with described the 1st drive pulley in abutting connection with and be arranged on the driving motor portion of described axle drive shaft one end,
Described winch is provided in the top of described lift well, so that the 1st drive pulley and driving motor portion near with the wall of the described lift well of described the 1st counterweight adjacency, and the bearing of trend that is in described relatively lift well not with described car position overlapped, and make the 2nd drive pulley near with the wall of the described lift well of described the 2nd counterweight adjacency, and the bearing of trend that is in described relatively lift well not with described car position overlapped.
8. as each described lift appliance in the claim 4 to 7, it is characterized in that, described winch, the bearing of trend that makes described axle drive shaft be positioned at described relatively lift well does not set with the top protuberance position overlapped of described car.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2002/002507 WO2003078290A1 (en) | 2002-03-15 | 2002-03-15 | Elevator winch and elevator device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1527792A CN1527792A (en) | 2004-09-08 |
| CN1261343C true CN1261343C (en) | 2006-06-28 |
Family
ID=27854621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB028141008A Expired - Fee Related CN1261343C (en) | 2002-03-15 | 2002-03-15 | Elevator winch and elevator device |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP1486451A4 (en) |
| JP (1) | JPWO2003078290A1 (en) |
| KR (1) | KR100597941B1 (en) |
| CN (1) | CN1261343C (en) |
| WO (1) | WO2003078290A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100372752C (en) * | 2002-09-11 | 2008-03-05 | 三菱电机株式会社 | Elevator control device |
| EP2551228A1 (en) * | 2003-12-11 | 2013-01-30 | Mitsubishi Denki Kabushiki Kaisha | Elevator apparatus |
| CN101636341A (en) * | 2007-03-23 | 2010-01-27 | 三菱电机株式会社 | Elevator control system |
| US9994425B1 (en) | 2016-12-12 | 2018-06-12 | Thyssenkrupp Elevator Ag | Compact motor arrangement with integrated brakes and shaft bearings |
| CN115159301B (en) * | 2022-07-19 | 2023-08-15 | 南京高立工程机械有限公司 | Lifting machine |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4614781Y1 (en) * | 1966-05-31 | 1971-05-24 | ||
| CA1036080A (en) * | 1976-02-13 | 1978-08-08 | Canadian General Electric Company Limited | Unit hoist |
| JPH0570057A (en) * | 1991-09-17 | 1993-03-23 | Hitachi Building Syst Eng & Service Co Ltd | Elevator device |
| DE9205254U1 (en) * | 1992-04-15 | 1992-06-17 | C. Haushahn Gmbh & Co, 7000 Stuttgart, De | |
| JP3152034B2 (en) * | 1993-10-28 | 2001-04-03 | 三菱電機株式会社 | Traction sheave type elevator device |
| JP4771586B2 (en) * | 2000-12-08 | 2011-09-14 | 東芝エレベータ株式会社 | elevator |
| JP2002179358A (en) * | 2000-12-19 | 2002-06-26 | Fujitec Co Ltd | Elevator device |
-
2002
- 2002-03-15 KR KR1020047000169A patent/KR100597941B1/en not_active IP Right Cessation
- 2002-03-15 JP JP2003576310A patent/JPWO2003078290A1/en active Pending
- 2002-03-15 WO PCT/JP2002/002507 patent/WO2003078290A1/en active Application Filing
- 2002-03-15 EP EP02705264A patent/EP1486451A4/en not_active Withdrawn
- 2002-03-15 CN CNB028141008A patent/CN1261343C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| WO2003078290A1 (en) | 2003-09-25 |
| EP1486451A1 (en) | 2004-12-15 |
| EP1486451A4 (en) | 2010-12-22 |
| KR100597941B1 (en) | 2006-07-06 |
| JPWO2003078290A1 (en) | 2005-07-14 |
| KR20040013117A (en) | 2004-02-11 |
| CN1527792A (en) | 2004-09-08 |
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Granted publication date: 20060628 Termination date: 20120315 |