CN110467085A - The innovative design of energy conservation and the elevator machine principle of safety - Google Patents
The innovative design of energy conservation and the elevator machine principle of safety Download PDFInfo
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- CN110467085A CN110467085A CN201810459093.2A CN201810459093A CN110467085A CN 110467085 A CN110467085 A CN 110467085A CN 201810459093 A CN201810459093 A CN 201810459093A CN 110467085 A CN110467085 A CN 110467085A
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B17/00—Hoistway equipment
- B66B17/12—Counterpoises
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The invention belongs to the innovative designs of energy conservation and the elevator machine principle of safety, and in particular to the Trajectory Design of tractive driving vertical lift operation and provide and a kind of can reduce elevator operation energy consumption and ensure safe theory of mechanics and control system.Outstanding feature is: counterweight-side is equal in weight with unloaded cage side, does not consider that traction steel-cable can change in the position of two sides length, traction machine only need to overcome frictional resistance that can easily run, and tractive driving energy consumption is minimum at this time.Full elevator is the conversion of kinetic energy and position energy up and down.The danger for not having uplink to exceed the speed limit.The innovative design for having positioning to restrain on counterweight frame is solved elevator in the control ability of spatial position, the operation safety of corresponding carriage is improved with this.The energy conservation of elevator operation and safe effect are fairly obvious.
Description
Technical field
The invention belongs to the innovative designs of elevator machine principle, and in particular to the energy conservation of the vertical lift of tractive driving mode
With safety.
Background technique
There are many driving methods of vertical lift, usage quantity it is most be tractive driving.
With the energy consumption of vertical lift mainly by four aspect constituting: traction system, electric control system, cage illumination and
Ventilating system, door mechanism system, wherein the energy consumption of tractive driving accounts for major part.
Tractive driving condition is on the basis of the design with elevator, and traction condition should meet: T1/T2×C1×C2≤efα, it is
Adjusting tractive force T1With T2Between proper ratio range, coefficient of balance cooks up the weight range of counterweight, and counterweight is than carriage weight
It could complete the promotion of rated load.Excessive energy consumption is consumed to adapt to unloaded or underloading balance, has been exchanged for elevator
It is promoted and is declined, it is seen that the multi-purpose place of energy consumption.Elevator loading ability be it is constant, how much load-carrying is random.
It is being separately connected carriage and counterweight by the both ends of traction steel-cable with elevator, is being hung on the traction sheave each in hanging
State.Two sides will appear balance or unilateral weight state, and unilateral side, which is laid particular stress on, will generate tractive force, and overcoming tractive force is by power torque
With the frictional force of brake force and traction steel-cable and race.The frictional force of traction steel-cable and race, which reduces or disappears, can all make
Between the two generate skidding, at this time up and down lack external containing point, once hypervelocity after the action process of safety tongs or rope brake not
Be it is foolproof, secondly uplink hypervelocity than overspeed descending when injury it is big.
Traction steel-cable and composite steel band are all traction elements, and elevator selects one using both upper.
Summary of the invention
It can reduce elevator operation energy consumption the purpose of the present invention is to provide a kind of and ensure safe theory of mechanics and control
System processed.
Outstanding feature is: counterweight-side is equal in weight with unloaded cage side, does not consider traction steel-cable in two sides length
Position can change, traction machine only need to overcome frictional resistance that can easily run, and tractive driving energy consumption is minimum at this time.In full elevator
Under be kinetic energy with position can mutually convert.The danger for not having uplink to exceed the speed limit.
The innovative design (hereinafter referred to as " new design ") of energy conservation and the elevator machine principle of safety, implements the rule of national standard
Fixed: traction condition should meet: T1/T2×C1×C2≤efα.Meet traction condition the result is that: traction sheave and haulage cable are not
(rope and wheel would not skid) can be relatively moved；The traction sheave of elevator will not be relatively moved with wirerope when emergency stop is braked.Newly set
Meter also uses " available result ", to meet traction condition.
Such as Fig. 2-new design shown in Fig. 3.By traction sheave 1, traction steel-cable 2, cage side weight sensor 3, carriage 4,
Counterweight-side weight sensor 5,6 component of counterweight frame form an open loop movement mechanism (hereinafter referred to as " open loop ").By counterweight frame 6,
Closed loop lower end tension sensor 7, traction host 8, closed loop traction steel-cable 9, closed loop upper end tension sensor 10, unilateral pulling force is again
Balancing device 11,12 component of traction braked wheel form a closed loop moving mechanism (hereinafter referred to as " closed loop ").Unilateral pulling force is put down again
Device 11 weigh by flexible tensile bar 13, tension arm 14, closed loop upper end flexible tensile bar 15, torque wheel 16, fixed hub 17, torque
Rotation axis 18,19 component of closed loop lower end flexible tensile bar composition.The traction steel-cable 2 of open loop combination to carriage 4 and counterweight frame 6 it
Between have balance preload pressure (bilateral gravity makes wirerope generate pressure and frictional force)；The traction steel-cable 9 of closed-series combination is right
Have the preload pressure (spring pressure adjustment generation frictional force) of balance, traction master between traction host 8 and traction braked wheel 12
The equal i.e. T of the wirerope stress of the traction sheave two sides of machine 81=T2。
Newly-designed elevator: counterweight-side and unloaded cage side are equal in weight in open loop, are revolved by the traction sheave of traction host 8
Turn counterweight frame 6 in traction closed loop, drives corresponding carriage 4 to move up and down, meet tractive driving condition.The increasing of carriage internal load
Subtract, the pulling force of 5 rope end of counterweight-side weight sensor can also increase and decrease under the action of load gravity, this pulling force property is unilateral uneven
The pulling force of weighing apparatus, pulling force pass to the unilateral pulling force rebalancing device 11 of closed loop, then by 13 relay of flexible tensile bar, connect flexible tensile
How this is converted to by the power of bar 13: 1., to the normal pressure of the traction sheave of traction host 8.2., be further lifted in closed loop and drag
Draw wirerope 9 to the traction sheave of traction host 8 and the frictional force of traction braked wheel 12.3., realize traction host 8 traction sheave two
The wirerope T ' of side1=T '2, and meet tractive driving condition
Such as Fig. 2-new design requirement shown in Fig. 3: the power of flexible tensile bar 13 generates tractive force effect to closed loop, is drawn with this
Adjacent to each other (extremely short is close by the rope end of the rope end of closed loop upper end tension sensor 10 and closed loop lower end tension sensor 7 for power
Stroke), it allows two rope end stress points to go in the same direction and stress is equal in magnitude.One device is installed in counterweight frame and is completed by it
Above movement, its title are unilateral pulling force rebalancing devices 11, and the wirerope T ' of traction sheave two sides is realized by this device1
=T '2.5 wirerope end ring of counterweight-side weight sensor is connect with flexible tensile bar 13,10 steel wire of closed loop upper end tension sensor
Rope end ring is connect with closed loop upper end flexible tensile bar 15, and 7 wirerope end ring of closed loop lower end tension sensor and closed loop lower end are flexible
Stayed mast 19 connects.The tractive force that carriage internal load generates reaches unilateral pulling force rebalancing device 11, i.e. 13 band of flexible tensile bar
Dynamic tension arm 14 rotates, i.e., turning moment rotation axis 18 drives torque wheel 16, and 16 small angle rotation of torque wheel pulls closed loop upper end
Flexible tensile bar 15 and closed loop lower end flexible tensile bar 19 go in the same direction, to the sum of the both sides lineoutofservice signal pull of closed loop pretightning force
It is overlapped again.
The tractive force that carriage internal load generates realizes T ' by unilateral pulling force rebalancing device 111=T '2, carriage internal load
Gravity-balancing resistance≤carriage lifting force (or brake force).
Carriage internal load gravity resolves into balancing resistance and sliding force, the design of unilateral pulling force rebalancing mechanical structure device
Scheme can have diversity and how common and simple, as long as reaching the above object.Carriage internal load is T ' in closed loop1
With T '2The source of opposite pulling force, it is the transmitting of power that influence of the gravity to lift car leveling precision, which can almost be ignored,.
Unilateral pulling force rebalancing device 11 is to realize newly-designed basis, the traction sheave two sides wirerope T of traction host 81
=T2Utilization be new design key, meet T1/T2< efα, the newly-designed elevator that traction condition is met, traction sheave with
Haulage cable is (rope and wheel would not skid) that will not be relatively moved；Emergency stop brake when elevator traction sheave and rope be will not
Relative movement；Wherein unilateral pulling force rebalancing device 11 has played the effect that stress balance switchs to normal pressure.It is final to realize list
The carriage of lateral deviation weight smoothly can be run and be braked up and down by way of tractive driving, and here it is design methods.
Counterweight frame is equal with unloaded car weight, is the necessary condition for eliminating ascending for elevator hypervelocity.
It is implemented with the design that positioning restrains on counterweight frame, solves elevator in the control ability of spatial position, is improved with this
The operation safety of corresponding carriage.
Based on this thinking: design of the invention, when running elevator up and down under the action of different loads, input is moved
It can match with the variation of position energy；Dragging system is minimum there are the driving energy consumption of elevator when the energy load decentralization of position；Traction master
Machine 8 and traction braked wheel 12 control the spatial position of elevator with the frictional force between rope sheave when braking.
The new design elevator for stopping getting off is safe, it may be considered that fills safety attachment less, realizes that new design ensures elevator
The purpose of safety.
The structural relation of new design and mode of braking as shown in Figure 2: 1, there are two types of elevator traction machines, one is anodontia biographies
Dynamic traction machine (no gearbox), another kind are the traction machines (having gearbox) of transmission with teeth.It 2, is synchronous braking without gearbox,
There is gearbox to be known as asynchronous braking.3, new design is suitble to in the transformation with elevator, to asynchronous mode of braking in electricity consumption
For ladder transformation, when traction host brake fade, the traction braking up and down of counterweight frame 6 must rely on traction braked wheel 12,
Prevent elevator overspeed descending with this.4, traction host 8 and traction braked wheel 12, this two wheels have the characteristics of Associated brake, with
The consistency of two wheel Associated brakes comes the coherent of safety action, guarantee lift towing power and the harmony of closed loop frictional force and it
Between vacant complementation, guarantee the langding accuracy of elevator.
Detailed description of the invention
Fig. 1 is with elevator mechanical schematic diagram
The innovative design figure of Fig. 2 present invention energy conservation and the elevator machine principle of safety
The unilateral pulling force rebalancing schematic diagram of device of Fig. 3 present invention
Elevator device Fig. 4 of the invention forms figure.
Elevator work flow diagram Fig. 5 of the invention.
Figure label
Fig. 1 label: 1. traction host, 2. traction steel-cable, 3. cage side weight sensor, 4. carriage.
Fig. 2-Fig. 3 label: 1 traction sheave, 2 traction steel-cables, 3 cage side weight sensors, 4 carriages, 5 counterweight-side weight pass
Sensor, 6 counterweight frames, 7 closed loop lower end tension sensors, 8 traction hosts, 9 closed loop traction steel-cables, 10 closed loop upper end pull sensing
Device, 11 unilateral pulling force rebalancing devices, 12 traction braked wheels, 13 flexible tensile bars, 14 tension arms, 15 closed loop upper end flexible tensiles
Bar, 16 torque wheels, 17 fixed hubs, 18 torque rotation axis, 19 closed loop lower end flexible tensile bars.
Specific embodiment
1, apparatus of the present invention main component function introduction
1. consistent with the new design function of traction host 8 with lift dragging main machine, collection driving and braking and three kinds of traction
Function.
Traction sheave 1 is the fixed pulley for having traction slot, and traction braked wheel 12 is that have the fixed pulley of traction slot and have braking function.
Traction sheave 1 is identical with the traction sheave of traction host 8 and the equlvalent coefficient of friction of traction braked wheel 12.
14 brachium of tension arm in unilateral pulling force rebalancing device 11 is consistent with the radius of torque wheel 16, torque phase when rotation
Deng.The traction sheave two sides wirerope T ' that the tractive force that load-carrying generates in carriage is reallocated to traction host 81With T '2, make T '1=
T′2As a result, being " the expanding force " (T being superimposed after closed loop1+T′1、T2+T′2)。
Traction sheave 1, traction host 8, traction braked wheel 12 are fixed as shown in Figure 2.Open loop is by the two of traction steel-cable 2
End is separately connected carriage tension sensor 3, carriage 4 and counterweight tension sensor 5, counterweight frame 6 and being suspended on traction sheave 1 connects
And it forms.Closed loop is connected upper end and the closed loop upper end tension sensor 10 of counterweight frame 6 by traction steel-cable 9, bypasses traction host
8, and then connect and form with 6 lower end of counterweight frame around connection closed loop lower end tension sensor 7 after traction braked wheel 12.Counterweight
Stress 6 upper end of counterweight frame that quantity sensor 5 is set to elevator, for measuring the weight of counterweight-side；Cage side weight sensor 3 is set
It is placed in 4 upper end of carriage of elevator, for measuring the weight of cage side；Closed loop upper end tension sensor 10 is set on counterweight frame 6
End, for measuring the pulling force between 6 upper end of closed loop traction steel-cable 9 and counterweight frame；Closed loop lower end tension sensor 7 is set to pair
6 lower end of weight frame, for measuring the pulling force between 6 lower end of closed loop traction steel-cable 9 and counterweight frame.
Open loop, closed loop use wirerope number n >=4, and two ring wirerope numbers are equal.Open loop traction steel-cable 2 and carriage and
There is suitable expanding force between counterweight；There is suitable expanding force between closed loop wirerope 9 and counterweight frame 6.There is suitable rope
Regulating device.
About 4 carriage is drawn in the movement of open loop by counterweight frame 6, and the movement of closed loop is rotated by the traction sheave of traction host 8
It drives closed loop wirerope 9 to draw about 6 counterweight frame, is that closed loop drives open loop.
In terms of closed-series combination, movement of the closed loop traction steel-cable 9 in closed loop determines counterweight frame 6 and traction host 8
Distance, that is, position of the counterweight frame 6 in hoistway in space, so that corresponding car position has also made establishment.
In terms of open loop and closed-series combination, in closed loop the cornerite of traction steel-cable 9 and traction host 8 and traction braked wheel 12 it
With in 360 degree, under the action of 360 degree of cornerites and equlvalent coefficient of friction, the frictional force of closed loop traction steel-cable 9 is with carriage 4
The weight fluctuations of load and change.
It can control the speed of the traction sheave of traction host 8, braking system just can determine that the space of counterweight frame 6 and pair of carriage
Position is answered, counterweight frame 6 draws carriage 4, prevents the lift car overspeed descending behavior of " rope sheave slipping type " with this, it is ensured that personnel
And property safety.
New design requirement: in the transformation with elevator, the innovation of the theory of mechanics of elevator is installed in the hoistway with elevator
Design component, hoistway do not have to transformation；It carries out installing additional easily in original elevator shaft, does not influence the cloth in original hoistway
Office.
2, new design and operation principle is described in detail
Elevator machine principle as shown in Figure 1, in the two sides of traction host 1. traction sheave, 2. divided by traction steel-cable
Not suspended on counterweight 3. with carriage 4., under the rotation of traction sheave, elevator makees upper and lower vertical movement.
As shown in Fig. 2-Fig. 3, after installing and designing component, operating analysis is carried out according to unloaded, semi-load and fully loaded three kinds of states.
Design component is also equipped with control system and forms the movement as shown in figure 4, each component of control design case component.The workflow of control system
Journey block diagram is as shown in Figure 5.
Ascending for elevator:
A, unloaded carriage is in base station, to focusing on top layer.Cage side weight is equal to counterweight-side weight.Elevator receives calling upwards
Instruction, traction host 8 and traction braked wheel 12 open brake respectively, and traction host 8 drives traction sheave, in closed loop traction steel wire
Counterweight frame 6 is driven under the action of the frictional force of rope 9 downwards, traction carriage 4 is upward.
B, semi-load carriage is in base station, to focusing on top layer.Cage side weight is more than the rated weight of counterweight-side 50%.In carriage
Load-carrying generates tractive force, and tractive force reaches flexible tensile bar 13, and tractive force is distributed in unilateral 11 relay of pulling force rebalancing device
The traction sheave two sides wirerope of traction host 8 makes T '1=T '2Result.Elevator receive upwards calling instruction, traction host 8 and
Traction braked wheel 12 opens brake respectively, and traction host 8 drives traction sheave, in the work of the frictional force of closed loop traction steel-cable 9
Downwards with lower drive counterweight frame 6, traction carriage 4 is upward.Position can change and can only realize promotion by the kinetic energy of conservation, adopt
It can be with the matched method of kinetic energy used in variation position can be met well with motor.
C, carriage is fully loaded in base station, to focusing on top layer.Cage side weight is more than the rated weight of counterweight-side 100%.Carriage
Interior load-carrying generates tractive force, and tractive force reaches flexible tensile bar 13, and unilateral 11 relay of pulling force rebalancing device distributes tractive force
T ' is made to the traction sheave two sides wirerope of traction host 81=T '2Result.Elevator receives calling instruction upwards, traction host 8
And traction braked wheel 12 opens brake respectively, traction host 8 drives traction sheave, in the frictional force of closed loop traction steel-cable 9
Effect is lower to drive counterweight frame 6 downwards, and traction carriage 4 is upward.Position can change and can only realize promotion by the kinetic energy of conservation,
Using with motor can meet well variation position can be with the matched method of kinetic energy.
Elevator downlink:
A, unloaded carriage is in top layer, to focusing on base station.Cage side weight is equal to counterweight-side weight.Elevator receives calling downwards
Instruction, traction host 8 and traction braked wheel 12 open brake respectively, and traction host 8 drives traction sheave, in closed loop traction steel wire
Counterweight frame 6 is driven under the action of the frictional force of rope 9 upwards, traction carriage is downward.
B, semi-load carriage is in top layer, to focusing on base station.Cage side weight is more than the rated weight of counterweight-side 50%.In carriage
Load-carrying generates tractive force, and tractive force reaches flexible tensile bar 13, and tractive force is distributed in unilateral 11 relay of pulling force rebalancing device
The traction sheave two sides wirerope of traction host 8 makes T '1=T '2Result.Elevator receive downwards calling instruction, traction host 8 and
Traction braked wheel 12 opens brake respectively, and traction host 8 drives traction sheave, in the work of the frictional force of closed loop traction steel-cable 9
Upwards with lower drive counterweight frame 6, traction carriage 4 is downward.When payload increases in carriage 4, there are position energy loads for dragging system
When decentralization, using with motor can meet well variation position can be with the matched method of kinetic energy.
C, carriage is fully loaded in top layer, to focusing on base station.Cage side weight is more than the rated weight of counterweight-side 100%.Carriage
Interior load-carrying generates tractive force, and tractive force reaches flexible tensile bar 13, and unilateral 11 relay of pulling force rebalancing device distributes tractive force
T ' is made to the traction sheave two sides wirerope of traction host 81=T '2Result.Elevator receives calling instruction downwards, traction host 8
And traction braked wheel 12 opens brake respectively, traction host 8 drives traction sheave, in the frictional force of closed loop traction steel-cable 9
Effect is lower to drive counterweight frame 6 upwards, and traction carriage 4 is downward.When payload increases in carriage 4, there are positions to bear for dragging system
Lotus transfer when, using with motor can meet well variation position can be with the matched method of kinetic energy.
In the above process, unilateral pulling force rebalancing device implements linkage and generates the effect that stress balance switchs to normal pressure, sedan-chair
The compartment amount of stressing, the size of counterweight-side weight are measured by corresponding weight sensor, and calculate its weight number by control system
Action command is issued according to judgement after, meanwhile, control system judges car position, issues braking or tractive driving instruction.
Claims (1)
1. a kind of innovative design of theory of mechanics for belonging to elevator is invented, and in particular to the energy conservation and safety of vertical lift operation,
It is characterised by comprising: traction sheave (1), traction steel-cable (2), cage side weight sensor (3), carriage (4), counterweight-side weight
Sensor (5), counterweight frame (6), closed loop lower end tension sensor (7), traction host (8), closed loop traction steel-cable (9), closed loop
Upper end tension sensor (10), unilateral pulling force rebalancing device (11), traction braked wheel (12), flexible tensile bar (13), pulling force
Arm (14), closed loop upper end flexible tensile bar (15), torque wheel (16), fixed hub (17), torque rotation axis (18), closed loop lower end
Flexible tensile bar (19)；Wherein, counterweight-side weight sensor (5) is set to counterweight frame (6) upper end of elevator, for measuring counterweight
Weight；Cage side weight sensor (3) is set to carriage (4) upper end of elevator, for measuring the weight of carriage；Closed loop upper end
Tension sensor (10) is set to counterweight frame (6) upper end, for measuring closed loop traction steel-cable (9) and counterweight frame (6) upper end
Pulling force；Closed loop lower end tension sensor (7) is set to counterweight frame (6) lower end, for measuring closed loop traction steel-cable (9) and counterweight
The pulling force of frame (6) lower end；
The open loop movement mechanism (hereinafter referred to as " open loop ") is separately connected carriage pull sensing by the both ends of traction steel-cable (2)
It device (3), carriage (4) and counterweight tension sensor (5), counterweight frame (6) and is suspended on traction sheave (1) and connects and form；Closed loop
Upper end and closed loop upper end pull sensing of the movement mechanism (hereinafter referred to as " closed loop ") by traction steel-cable (9) connection counterweight frame (6)
Device (10) bypasses traction host (8), and then connection is closed loop lower end tension sensor (7) and right afterwards around traction braked wheel (12)
Weight frame (6) lower end connects and forms；
The movement of the open loop is drawn carriage (4) by counterweight frame (6) up and down, the movement of closed loop by traction host (8) traction
Wheel rotation drives closed loop wirerope (9) traction counterweight frame (6) up and down, is that closed loop drives open loop；
Traction steel-cable (9) in the closed-series combination is to have suitable tensioner to traction host (8) and traction braked wheel (12)
Power, pressure conduction is on two traction sheaves, under the rotation of traction host (8), drives counterweight frame (6) to make by frictional force upper and lower
Movement, corresponding carriage (4) carry out the vertical movement of reverse phase under the action of tractive force；
It is described in terms of closed-series combination, the traction sheave and traction braked wheel (12) of traction steel-cable (9) and traction host (8) in closed loop
Cornerite and be in 360 degree；
The control system, the movement of the device for controlling elevator energy saving in running and safety；
Wherein, the control system, specific as follows:
Ascending for elevator:
A, unloaded carriage is in base station, to focusing on top layer.Cage side weight is equal to counterweight-side weight.Elevator receives calling upwards and refers to
It enables, traction host 8 and traction braked wheel 12 open brake respectively, and traction host 8 drives traction sheave, in closed loop traction steel-cable
Counterweight frame 6 is driven under the action of 9 frictional force downwards, traction carriage 4 is upward.
B, semi-load carriage is in base station, to focusing on top layer.Cage side weight is more than the rated weight of counterweight-side 50%.Load-carrying in carriage
Tractive force is generated, tractive force reaches flexible tensile bar 13, and tractive force is distributed to traction by unilateral 11 relay of pulling force rebalancing device
The traction sheave two sides wirerope of host 8 makes T '1=T '2Result.Elevator receives calling instruction upwards, traction host 8 and traction
Braked wheel 12 opens brake respectively, and traction host 8 drives traction sheave, under the action of the frictional force of closed loop traction steel-cable 9
Drive counterweight frame 6 downwards, traction carriage 4 is upward.Position can change and can only realize promotion by the kinetic energy of conservation, using
Variation position can be met well with motor can be with the matched method of kinetic energy.
C, carriage is fully loaded in base station, to focusing on top layer.Cage side weight is more than the rated weight of counterweight-side 100%.Carriage contains
Tractive force is generated again, and tractive force reaches flexible tensile bar 13, and tractive force is distributed to and draged by unilateral 11 relay of pulling force rebalancing device
The traction sheave two sides wirerope for drawing host 8 makes T '1=T '2Result.Elevator receives calling instruction upwards, traction host 8 and drags
Draw braked wheel 12 and open brake respectively, traction host 8 drives traction sheave, in the effect of the frictional force of closed loop traction steel-cable 9
Downwards, traction carriage 4 is upward for lower drive counterweight frame 6.Position can change and can only realize promotion by the kinetic energy of conservation, use
It can be with the matched method of kinetic energy variation position can be met well with motor.
Elevator downlink:
A, unloaded carriage is in top layer, to focusing on base station.Cage side weight is equal to counterweight-side weight.Elevator receives calling downwards and refers to
It enables, traction host 8 and traction braked wheel 12 open brake respectively, and traction host 8 drives traction sheave, in closed loop traction steel-cable
Counterweight frame 6 is driven under the action of 9 frictional force upwards, traction carriage is downward.
B, semi-load carriage is in top layer, to focusing on base station.Cage side weight is more than the rated weight of counterweight-side 50%.Load-carrying in carriage
Tractive force is generated, tractive force reaches flexible tensile bar 13, and tractive force is distributed to traction by unilateral 11 relay of pulling force rebalancing device
The traction sheave two sides wirerope of host 8 makes T '1=T '2Result.Elevator receives calling instruction downwards, traction host 8 and traction
Braked wheel 12 opens brake respectively, and traction host 8 drives traction sheave, under the action of the frictional force of closed loop traction steel-cable 9
Drive counterweight frame 6 upwards, traction carriage 4 is downward.When payload increases in carriage 4, there are position energy load decentralizations for dragging system
When, using with motor can meet well variation position can be with the matched method of kinetic energy.
C, carriage is fully loaded in top layer, to focusing on base station.Cage side weight is more than the rated weight of counterweight-side 100%.Carriage contains
Tractive force is generated again, and tractive force reaches flexible tensile bar 13, and tractive force is distributed to and draged by unilateral 11 relay of pulling force rebalancing device
The traction sheave two sides wirerope for drawing host 8 makes T '1=T '2Result.Elevator receives calling instruction downwards, traction host 8 and drags
Draw braked wheel 12 and open brake respectively, traction host 8 drives traction sheave, in the effect of the frictional force of closed loop traction steel-cable 9
Upwards, traction carriage 4 is downward for lower drive counterweight frame 6.When payload increases in carriage 4, there are under the energy load of position for dragging system
When putting, using with motor can meet well variation position can be with the matched method of kinetic energy.
In the above process, unilateral pulling force rebalancing device implements linkage and generates the effect that stress balance switchs to normal pressure, cage side
Weight, the size of counterweight-side weight are measured by corresponding weight sensor, and after calculating its weight data by control system
Action command is issued according to judgement, meanwhile, control system judges car position, issues braking or tractive driving instruction.
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| CN201810459093.2A CN110467085A (en) | 2018-05-11 | 2018-05-11 | The innovative design of energy conservation and the elevator machine principle of safety |
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| CN201810459093.2A CN110467085A (en) | 2018-05-11 | 2018-05-11 | The innovative design of energy conservation and the elevator machine principle of safety |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111977492A (en) * | 2020-08-31 | 2020-11-24 | 上海缆慧检测技术有限公司 | Low-energy-consumption elevator and operation method |
| CN112707271A (en) * | 2021-01-18 | 2021-04-27 | 浙江班门机械科技有限公司 | Elevator installation |
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| JPH11124286A (en) * | 1997-10-20 | 1999-05-11 | 正義 ▲はい▼島 | Energy-saving-type rope elevator |
| CN1279208A (en) * | 1999-06-25 | 2001-01-10 | 因温特奥股份公司 | Device and method for preventing oscillation and offset of vertical conveyor loader |
| JP2001019313A (en) * | 1999-07-02 | 2001-01-23 | Oil Drive Kogyo Kk | Machine room-less elevator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111977492A (en) * | 2020-08-31 | 2020-11-24 | 上海缆慧检测技术有限公司 | Low-energy-consumption elevator and operation method |
| CN111977492B (en) * | 2020-08-31 | 2022-03-04 | 上海缆慧检测技术有限公司 | Low-energy-consumption elevator operation method |
| CN112707271A (en) * | 2021-01-18 | 2021-04-27 | 浙江班门机械科技有限公司 | Elevator installation |
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Application publication date: 20191119 |