CN105819310B - A kind of double tracking-driven elevators with slow drop function of saving oneself manually - Google Patents
A kind of double tracking-driven elevators with slow drop function of saving oneself manually Download PDFInfo
- Publication number
- CN105819310B CN105819310B CN201610339272.3A CN201610339272A CN105819310B CN 105819310 B CN105819310 B CN 105819310B CN 201610339272 A CN201610339272 A CN 201610339272A CN 105819310 B CN105819310 B CN 105819310B
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- China
- Prior art keywords
- hoist ropes
- traction machine
- brake block
- car
- counterweight
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Classifications
-
- 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
- B66B9/16—Mobile or transportable lifts specially adapted to be shifted from one part of a building or other structure to another part or to another building or structure
-
- 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
- B66B11/08—Driving gear ; Details thereof, e.g. seals with hoisting rope or cable operated by frictional engagement with a winding drum or sheave
-
- 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
- B66B5/027—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions to permit passengers to leave an elevator car in case of failure, e.g. moving the car to a reference floor or unlocking the door
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Transportation (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The present invention relates to a kind of double tracking-driven elevators with slow drop function of saving oneself manually, including car, counterweight, first fixed pulley, hoist ropes, main traction machine, secondary traction machine, car movable pulley, counterweight movable pulley and hoist ropes arrestment mechanism, first fixed pulley, main traction machine hoist ropes and arrestment mechanism are arranged on well headroom, car movable pulley and counterweight movable pulley are respectively and fixedly installed at the top of car top and counterweight, hoist ropes is closed ring structure, the traction sheave of main traction machine is wound on successively, first fixed pulley, counterweight fixed pulley, the traction sheave of secondary traction machine, car movable pulley, further around the traction sheave for returning main traction machine, hoist ropes arrestment mechanism includes the first brake block, second brake block and drive device, drive device the first brake block of driving and the second brake block compress or unclamped the hoist ropes at main traction machine and secondary traction machine.The present invention has 2 independent driving powers, when the first power breaks down, can switch to the second power, stuck on an elevator in the absence of power failure.
Description
Technical field
The present invention relates to a kind of double tracking-driven elevators with slow drop function of saving oneself manually, belong to elevator technology field.
Background technology
The conventional structure of traction elevator is to drive car to lift by traction machine, and specified building is reached to reach conveying passenger
The purpose of layer.Traction machine is unique driving power of elevator, and in elevator passenger survival guarantee important component.When unique
Traction machine when powering off, passenger will be trapped in car, or bigger accident occurs.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of double tractive drivings electricity with slow drop function of saving oneself manually
Ladder, there are 2 independent traction power, when elevator accidental power failure cause passenger by it is stuck on an elevator when, by switching traction power with regard to energy
Enough elevators for realizing slow drop.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：A kind of double tractions with slow drop function of saving oneself manually
Elevator, including car, counterweight, the first fixed pulley, hoist ropes and main traction machine, the car and counterweight is driven to be located in hoistway
Portion, the first fixed pulley and main traction machine are arranged on well headroom, in addition to secondary traction machine, car movable pulley, counterweight movable pulley and
Hoist ropes arrestment mechanism, the car movable pulley are fixedly mounted on car top, and the counterweight movable pulley is fixedly mounted on counterweight
Top, the hoist ropes are closed ring structure, successively around the traction sheave of main traction machine, the first fixed pulley, counterweight fixed pulley,
Traction sheave, the car movable pulley of secondary traction machine, further around the traction sheave for returning main traction machine, the hoist ropes arrestment mechanism is arranged on well
At the top of road, the hoist ropes arrestment mechanism includes the first brake block, the second brake block and drive device, the first brake block energy
Hoist ropes at enough traction sheaves for compressing or unclamping main traction machine, second brake block can compress or unclamp secondary traction machine
Hoist ropes at traction sheave, the compression and release of drive device driving first brake block and the second brake block to hoist ropes,
And when the hoist ropes at second brake block compresses the traction sheave of secondary traction machine, first brake block unclamps hoist ropes,
When the hoist ropes at first brake block compresses the traction sheave of main traction machine, second brake block unclamps hoist ropes.
Preferably, the hoist ropes arrestment mechanism also includes support and first connecting rod, the support is fixed on hoistway top
Portion, middle part and the be hinged composition lever construction of support, first brake block of the first connecting rod connect respectively with the second brake block
It is connected on the both ends of first connecting rod.
Preferably, the drive device is made up of Breake Electromagnet, spring and armature, the Breake Electromagnet is fixed on
Well headroom, first brake block are fixed with armature, and the spring is connected between Breake Electromagnet and armature, when braking electricity
When magnet is powered, the Breake Electromagnet attracts armature compression spring, traction sheave of first brake block away from main traction machine, unclamps
Hoist ropes, while the cooperation of the traction sheave of the second brake block and secondary traction machine compresses hoist ropes；When Breake Electromagnet powers off, bullet
Spring return promotes armature to coordinate the traction sheave of the first brake block and main traction machine and compresses hoist ropes, while the second brake block is remote
From the traction sheave of secondary traction machine, hoist ropes is unclamped.
Preferably, the well headroom is also installed with the second fixed pulley and the 3rd fixed pulley, the hoist ropes exists
Bypassed respectively from the 3rd fixed pulley and the second fixed pulley before and after around to car movable pulley.
Preferably, the elevator also includes slow drop operating mechanism manually, the drop operating mechanism slow manually includes drive pair
The second driving shaft that the traction sheave of traction machine rotates, the rotation of the second driving shaft are driven by the rotation of driving handle.
Preferably, the drop operating mechanism slow manually also includes the first power transmission shaft, first power transmission shaft and second pass
Double rolling key clutch is set between moving axis, and the output end of the double rolling key clutch is connected with second driving shaft, described double
Driven to the input of freewheel clutch by the first power transmission shaft, the driving handle passes through the transmission of driving structure connection first
Axle.
Preferably, the driving handle is two, the first driving handle and the setting being respectively arranged on outside hoistway
In the driving handle of cab interior second, the driving structure is two, the first driving being respectively connected with the first driving handle
Structure and the second driving structure being connected with the second driving handle.
Preferably, first driving structure is a flexible axle, one end of the flexible axle connects the first driving handle, separately
One end connects the first power transmission shaft.
Preferably, second driving structure includes the 4th fixed pulley, endless chain, endless chain clutch and counterweight, institute
State the 4th fixed pulley and be arranged on well headroom, the first power transmission shaft and the 4th the fixed pulley drive connection, make the 4th fixed pulley
Rotation can drive the first power transmission shaft to be rotated, and the counterweight is located at below car, and being provided with counterweight at the top of the counterweight moves
Pulley, the endless chain is around in the 4th fixed pulley and on counterweight movable pulley, the endless chain is in the 4th fixed pulley and the dynamic cunning of counterweight
There are two chain segments being parallel to each other, wherein one of the endless chain or two chain segments pass vertically through car between wheel
Top and bottom, the endless chain clutch is arranged on cab interior, and the wherein chain segment of the endless chain is from annular
Passed through in chain clutch, the endless chain clutch has the drive wheel group coordinated with endless chain, and the endless chain clutch is also
With make between the second driving handle and drive wheel group form and release drive connection clutch structure, when the second driving handle with
When drive connection is formed between drive wheel group, the rotation of the second driving handle can drive drive wheel group to be rotated, the drive
The rotation of driving wheel group can drive endless chain move downward upwards drive the 4th fixed pulley rotated, when the second driving handle with
When drive connection is released between drive wheel group, the endless chain and the 4th fixed pulley geo-stationary, the car can be with respect to rings
Shape chain moves downward upwards.
Preferably, the hoist ropes is steel wire rope or steel band.
The beneficial effects of the invention are as follows：Using two traction machines, two traction machines are independently operated, when main traction machine goes out
During existing failure, secondary traction machine can be switched at once, you can realize the normal operation of elevator.Hoist ropes is closed ring structure,
When main traction machine works, secondary traction machine is not worked, and now hoist ropes is pressed on draging for secondary traction machine by hoist ropes arrestment mechanism
On running wheel, fixation of the hoist ropes with respect to well headroom is realized, the traction sheave of main traction machine, which rotates, makes hoist ropes and traction sheave grooving
Between produce frictional force, so as to drive the upper and lower lifting of car；When main traction machine breaks down, when being switched to secondary traction machine work,
Hoist ropes is pressed on the traction sheave of main traction machine by hoist ropes arrestment mechanism, the traction sheave of secondary traction machine rotate make hoist ropes with
Frictional force is produced between traction sheave grooving, so as to drive the upper and lower lifting of car.
When occur due to main traction machine failure causes elevator out of service when, elevator device is switched to secondary traction machine and carries out work
Make, car is run to each stop, can then ask professional person's maintenance lift.
The present invention is additionally provided with slow drop operating mechanism manually, controls the traction sheave of secondary traction machine to be rotated manually, when going out
When now causing passenger stuck on an elevator due to the dump of main traction machine and secondary traction machine, manually operate driving handle and drive pair to drag
The traction sheave for drawing machine is rotated, and car can be made smoothly to delay and drop to nearest stop, realize the rescue of passenger stuck on an elevator.It is described manual
Slow drop operating mechanism in car and is provided with driving handle outside hoistway, when passenger's impotentia operation in car is slow manually
During drop system, the driving handle outside the operable hoistway of personnel outside car, the slow drop of elevator is realized.
The present invention has the positive effect that：
1. there are 2 independent driving powers, when the first power breaks down, the second power is can switch to, in the absence of power event
Hinder stuck on an elevator.
2. unpowered power supply causes stuck on an elevator, it can be achieved to save oneself manually in car, outside car.
3. can effective guarantee passenger safety, eliminate passenger's feared state of mind, elevator passenger is overcome difficulties.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of traction steel band arrestment mechanism in the present invention；
In accompanying drawing, the list of parts representated by each label is as follows：
1. hoist ropes arrestment mechanism, 2. main traction machines, 3. double rolling key clutch, 4. second driving shafts, 5. second is fixed sliding
Wheel, 6. the 3rd fixed pulleys, 7. the 4th fixed pulleys, 8. secondary traction machines, 9. first fixed pulleys, 10. well headrooms, 11. hoist ropes,
12. car movable pulley, 13. counterweight movable pulleys, 14. first driving handles, 15. flexible axles, 16. counterweights, 17. endless chains, 18. annulars
Chain clutch, 19. second driving handles, 20. cars, 21. counterweight movable pulleys, 22. counterweights, 23. first power transmission shafts, 101. brakings
Electromagnet, 102. springs, 103. armature, 104. first brake block, 105. first connecting rods, 106. supports, 107. second connecting rods,
108. the second brake block.
Embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
Embodiment 1
As depicted in figs. 1 and 2, a kind of double tracking-driven elevators with slow drop function of saving oneself manually, including it is car 20, right
The 16, first fixed pulley 9, hoist ropes 11, main traction machine 2, secondary traction machine 8, the second fixed pulley 5, the 3rd fixed pulley 6, car is weighed to move
Pulley 12, counterweight movable pulley 13 and hoist ropes arrestment mechanism 1, the car 20 and counterweight 16 are located inside hoistway, and first is fixed sliding
Wheel 9, main traction machine 2 and hoist ropes arrestment mechanism 1 are arranged on well headroom 10, and the car movable pulley 12 is fixedly mounted on car
20 tops, the counterweight movable pulley 13 are fixedly mounted on the top of counterweight 16, and the hoist ropes 11 is closed ring structure, successively around
Cross traction sheave, the first fixed pulley 9, counterweight fixed pulley, the traction sheave of secondary traction machine 8, the 3rd fixed pulley 6, the car of main traction machine 2
Movable pulley 12, the second fixed pulley 5, further around the traction sheave for returning main traction machine 2.Between the fixed pulley 6 of second fixed pulley 5 and the 3rd
Distance set and be parallel to each other and be advisable with the two two sections of part of hoist ropes 11 between car movable pulley 12, can so ensure
Operationally stability is more preferable for car 20.And make the movement travel of the hoist ropes 11 in the same time and the motion row of car 20
Cheng Xiangtong.
Hoist ropes 11 in the present invention can use steel wire rope or steel band, as long as disclosure satisfy that requirement.
The hoist ropes arrestment mechanism 1 is arranged on well headroom 10, and the hoist ropes arrestment mechanism 1 includes the first brake block
104th, first connecting rod 105, support 106, second connecting rod 107, the second brake block 108 and drive device.The support 106 is fixed on
The top of well headroom 10, the middle part and the top of support 106 of the first connecting rod 105 are hinged, first brake block 104 and the
Two brake block 108 are connected to the both ends of first connecting rod 105.Second brake block 108 passes through second connecting rod 107 and first
Connecting rod 105 connects, specifically, the lower end of the second connecting rod 107 connects the top of the first brake block 104, the second connecting rod
107 upper end connection first connecting rod 105.The top of second brake block 108 is fixed with a connecting rod, the lower end of the connecting rod
It is fixedly connected with the second brake block 108, the upper end connection first connecting rod 105 of connecting rod.
Breake Electromagnet 101, spring 102 and the armature 103 that the drive device is fixedly connected sequentially under upper form,
The Breake Electromagnet 101 is fixed on well headroom 10, and the connecting rod at the top of 103 and first brake block of armature 104, which is fixed, to be connected
Connect.The bottom of first brake block 104 has the first arc work matched with the traction sheave grooving of the traction sheave of main traction machine 2
Make face, first curved working face can coordinate with the traction sheave of main traction machine 2 compresses hoist ropes 11.Second brake block
108 bottom has the second curved working face matched with the traction sheave grooving of the traction sheave of secondary traction machine 8, the second arc work
Compression hoist ropes 11 can be coordinated with the traction sheave of secondary traction machine 8 by making face.
The compression and release of drive device driving first brake block 104 and the second brake block 108 to hoist ropes 11.When
When Breake Electromagnet 101 is powered, the Breake Electromagnet 101 produces magnetic and attracts armature 103, and armature 103 is carried out to spring 102
Compression, now, traction sheave of the first curved working face of the first brake block 104 away from main traction machine 2, hoist ropes 11 is unclamped, together
When the second brake block 108 the traction sheave grooving of traction sheave of the second curved working face and secondary traction machine 8 coordinate hoist ropes 11
Compress；When Breake Electromagnet 101 powers off, the magnetic of Breake Electromagnet 101 disappears, and the return of spring 102 promotes armature 103 to make the
The traction sheave grooving of first curved working face of one brake block 104 and the traction sheave of main traction machine 2, which coordinates, compresses hoist ropes 11,
Traction sheave of second curved working face of the second brake block 108 away from secondary traction machine 8 simultaneously, unclamp hoist ropes 11.
The present invention is in normal work, using lifting drive of the main traction machine 2 as elevator, now secondary traction machine 8 not work
To make, Breake Electromagnet 101 is in "on" position, and Breake Electromagnet 101 attracts armature 103, and spring 102 is in compressive state, the
Traction sheave of first curved working face of one brake block 104 away from main traction machine 2, because support 106 and first connecting rod 105 form
Lever construction, positioned at second brake block 108 of the one end of first connecting rod 105 in the state of the first brake block 104 is in upper lift,
The state pushed, now, the second arc of the second brake block 108 are in positioned at the second brake block 108 of the other end of first connecting rod 105
The traction sheave grooving of shape working face and the traction sheave of secondary traction machine 8, which coordinates, compresses hoist ropes 11, realizes hoist ropes 11 with respect to well
10 fixation at the top of road.When elevator is run, the traction sheave of main traction machine 2 is rotated to make to produce between hoist ropes 11 and traction sheave grooving and rubbed
Power is wiped, so as to drive 20 upper and lower lifting of car.
When main traction machine 2 breaks down, secondary traction machine 8 is switched at once and is operated, now, Breake Electromagnet 101
Power-off, the magnetic of Breake Electromagnet 101 disappear, and the return of spring 102 promotion armature 103 makes the first arc of the first brake block 104
The traction sheave grooving of working face and the traction sheave of main traction machine 2, which coordinates, compresses hoist ropes 11, while in the thick stick of first connecting rod 105
Under bar effect, traction sheave of the second curved working face of the second brake block 108 away from secondary traction machine 8, hoist ropes 11 is unclamped.Now
Secondary traction machine 8 is started working, and driving its traction sheave to rotate makes to produce frictional force between hoist ropes 11 and traction sheave grooving, so as to drive
20 upper and lower lifting of car.
The elevator of the present invention also includes slow drop operating mechanism manually, and the drop operating mechanism slow manually includes the first power transmission shaft
23rd, second driving shaft 4 and driving handle.The rotation of the driving handle drives the first power transmission shaft 23 to be rotated, and described first
The rotation driving second driving shaft 4 of power transmission shaft 23 is rotated, the traction rotation of the drive pair traction machine 8 of second driving shaft 4
It is dynamic.
The second driving shaft 4 is formed by the traction sheave of the first drive mechanism and secondary traction machine 8 and is connected, and this first
Drive mechanism uses existing drive mechanism, as long as can realize that the rotation of second driving shaft 4 drives the traction sheave of secondary traction machine 8
Rotation.For example first drive mechanism uses turbine and worm structure, in the whirlpool of one end end set one of second driving shaft 4
Bar segment, a turbine coordinated with above-mentioned worm screw end is fixed on the wheel shaft of the traction sheave of secondary traction machine 8.
In order to avoid when secondary traction machine 8 works, the traction sheave of secondary traction machine 8 rotates and rotation is transferred into second
Power transmission shaft 4 and then be transferred on the first power transmission shaft 23, set between the first power transmission shaft 23 and second driving shaft 4 bidirectional overtaking from
Clutch 3, can be achieved single-direction transmission, and the output end of double rolling key clutch 3 inverse can not drive to input.The bidirectional overtaking from
The output end of clutch 3 is connected with second driving shaft 4, and the input of the double rolling key clutch 3 is driven by the first power transmission shaft 23
It is dynamic, connected between the input of double rolling key clutch 3 and the first power transmission shaft 23 using the second drive mechanism, the second transmission knot
Structure uses existing drive mechanism, as long as can realize that the rotation of the first power transmission shaft 23 drives the input of double rolling key clutch 3
End is rotated.For example second drive mechanism uses gear transmission structure, in the input of double rolling key clutch 3
A rotating shaft is fixedly connected with, driven gear is fixed in rotating shaft, fixes what is engaged with driven gear in the end of the first power transmission shaft 23
Driving gear, the first power transmission shaft 23, which rotates, drives driving gear to rotate, and driving gear drives driven gear to rotate rotational power
It is delivered to the input of double rolling key clutch 3.
The driving handle connects the first power transmission shaft 23 by driving structure, so as to drive the first power transmission shaft 23 to rotate.Institute
Driving handle is stated as two, the first driving handle 14 outside hoistway is respectively arranged on and is driven with the inside of car 20 second is arranged on
Fixed handle 19.The driving structure is two, the first driving structure being respectively connected with the first driving handle 14 and with second
The second driving structure that driving handle 19 connects.
First driving structure is a flexible axle 15, and one end of the flexible axle 15 connects the first driving handle 14, another
The first power transmission shaft 23 of end connection.The first biography can be delivered to by rotating by flexible axle 15 by manually rotating the first driving handle 14
On moving axis 23.In order to reduce the length of flexible axle as far as possible, first driving handle 14 is arranged on the top layer stop of elevator.
Second driving structure includes the 4th fixed pulley 7, endless chain 17, endless chain clutch 18 and counterweight 22, described
4th fixed pulley 7 is arranged on well headroom 10, and the 3rd drive mechanism is used between the fixed pulley 7 of the first power transmission shaft 23 and the 4th
Connection, the 3rd drive mechanism uses existing drive mechanism, and the can be driven as long as the rotation of the 4th fixed pulley 7 can be realized
One power transmission shaft 23 is rotated.Such as the 3rd drive mechanism use Bevel Gear Transmission structure, on the first power transmission shaft 23
Fixed driven wheel of differential, the 4th fixed pulley 7 have the rotary shaft for being secured to connection, are fixed in the rotary shaft driven
The drive bevel gear of bevel gear engagement, the rotation of the 4th fixed pulley 7 drive drive bevel gear to rotate, and drive bevel gear, which rotates, to be driven
Driven wheel of differential rotates is delivered to the first power transmission shaft 23 by rotational power.
The counterweight 22 is located at the lower section of car 20, and the top of counterweight 22 is provided with counterweight movable pulley 21, the endless chain
17 are around on the 4th fixed pulley 7 and counterweight movable pulley 21, and the endless chain 17 is between the 4th fixed pulley 7 and counterweight movable pulley 21
With two chain segments being parallel to each other, wherein one of the endless chain 17 or two chain segments pass vertically through car 20
Top and bottom, in the present embodiment, two chain segments of the endless chain 17 pass vertically through the top and bottom of car 20,
There is gap between two chain segments and car 20 of endless chain 17.
The endless chain clutch 18 is arranged on inside car 20, and the wherein chain segment of the endless chain 17 is from annular
Passed through in chain clutch 18.Concrete structure is, the endless chain clutch 18 has a shell, wherein one section of endless chain 17
Positioned at the enclosure, both ends pass the top and bottom of the shell, and corresponding through hole is offered at the top and bottom of the shell,
The size of through hole must assure that endless chain 17 can swimmingly carry out motion downward upwards with respect to the shell.
The enclosure of the endless chain clutch 18 have with endless chain 17 coordinate drive wheel group, the endless chain from
Clutch 18 also has the clutch structure for making that drive connection is formed and released between the second driving handle 19 and drive wheel group, when second
When drive connection is formed between driving handle 19 and drive wheel group, the rotation of the second driving handle 19 can drive drive wheel group to enter
Row rotates, and the rotation of the drive wheel group can drive endless chain 17 to move downward the 4th fixed pulley 7 of drive upwards and be rotated,
When releasing drive connection between the second driving handle 19 and drive wheel group, the endless chain 17 and the 4th fixed pulley 7 are relatively quiet
Only, the car 20 can opposed annular chain 17 move downward upwards.
In the present embodiment, the drive wheel group includes two driven pulleys and a driving wheel.The driving wheel and driven
Wheel is rotatablely connected by the shell of rotating shaft and endless chain clutch 18 respectively.Described two driven pulleys respectively be located at endless chain from
The both sides of one section of endless chain 17 of the enclosure of clutch 18, and formed and be connected with this section of endless chain 17, the transmission connects
Connecing can be by the way that driven pulley to be arranged to realize with the meshed gears of endless chain 17.The driving wheel and one of driven pulley
Drive connection is formed, the drive connection is by the way that driving wheel and driven pulley to be all provided with being set to pitch wheel.
Second driving handle 19 has a transmission segment, and the transmission segment of the second driving handle 19 penetrates endless chain clutch
18 enclosure, is fixedly installed on the shell of the endless chain clutch 18 and the transmission segment of the second driving handle 19 coordinates
Sleeve, second driving handle 19 can rotate relative to the sleeve, and relative sleeve can slide in the axial direction.It is described
The transmission segment of second driving handle 19 and the rotating shaft of driving wheel are coaxial.Set and the second driving handle in the rotating shaft of the driving wheel
The inner groove coordinated of 19 transmission segment, the groove and the inner cooperation of the transmission segment of the second driving handle 19 can be
Interference fit, or the inner of the transmission segment of the second driving handle 19 and groove are arranged to polygon of mutual gap cooperation etc.
Shape, as long as coordinate in the inner of the transmission segment of the second driving handle 19 with groove, the second driving handle 19 can be realized
Rotate and drive driving wheel to be rotated.Said structure, which constitutes, to be made to form between the second driving handle 19 and drive wheel group
With the clutch structure for releasing drive connection.When recessed in the rotating shaft of the inner insertion driving shaft of the transmission segment of the second driving handle 19
When groove forms cooperation, the second driving handle 19 is formed with driving wheel to be connected, and master can be driven by rotating the second driving handle 19
Wheel rotation.When elevator normal operation, the groove in rotating shaft of the transmission segment away from driving shaft of the second driving handle 19, second
Driving handle 19 and driving wheel are in the state for releasing drive connection, and endless chain 17 is in the case where the Action of Gravity Field of counterweight 22 pulls with the
Four fixed pulleys 7 are in the state of geo-stationary, and when car 20 is moved upwardly or downwardly, endless chain 17 can drive driven rotation
Dynamic, driven pulley can drive driving wheel to rotate, and now, the rotation of driving wheel does not interfere with the second driving handle 19.Certainly, originally
Invention can also use other clutch structures of the prior art, as long as the above-mentioned function of the present invention can be realized.
In the running of elevator, in fact it could happen that following 3 kinds of situations：
1. when any failure occurs in main traction machine, control system can make elevator temporarily cease operation.Main traction machine braking,
Then power off the Breake Electromagnet of hoist ropes arrestment mechanism, armature is released, spring reset, and the first brake block is by under hoist ropes
It is depressed on the traction sheave of main traction machine.Controller automatically switches to the work of secondary traction machine, passenger is run to each stop, then
Professional person's maintenance lift can be asked.
2. when system power off suddenly cause passenger by it is stuck on an elevator when, main traction machine power-off brake, while hoist ropes arrestment mechanism
Breake Electromagnet power-off, spring return function promote armature push, the first brake block is pressed on hoist ropes the traction of main traction machine
On wheel, the second brake block departs from the hoist ropes on the traction sheave of secondary traction machine.At this moment passenger need to operate in car and be driven second
The active section of fixed handle presses to the driving wheel of drive wheel group, makes the active section of the second driving handle and the active wheel shape of drive wheel group
Into drive connection, the second driving handle is then operated, rotates the active section of the second driving handle, rotational power passes through driving wheel
Group is transferred to endless chain, drives the 4th fixed pulley to rotate by endless chain, the 4th fixed pulley the first drive axis of driving, and first
The rotation driving double rolling key clutch of power transmission shaft, which rotates, drives second driving shaft to rotate, second driving shaft drive pair traction machine
Traction sheave rotates.After the traction sheave of secondary traction machine rotates, then hoist ropes drives car is slow to be down to nearest stop.Opening elevator door,
Passenger goes down elevator, completion of saving oneself.Elevator door is closed, and waits professional to overhaul elevator.
3. system power-off suddenly cause passenger by it is stuck on an elevator when, such as passenger's impotentia operation slow drop operating mechanism manually in car
When, the first driving handle of the operable top layer stop of the outer personnel of car, rotate the first driving handle, rotational power passes through flexible axle
The first power transmission shaft is transferred to, the rotation driving double rolling key clutch of the first power transmission shaft, which rotates, drives second driving shaft to rotate, the
The traction sheave of two power transmission shaft drive pair traction machines rotates.After the traction sheave of secondary traction machine rotates, then hoist ropes drives the slow drop of car
To nearest stop.Opening elevator door, passenger go down elevator, completion of saving oneself.Elevator door is closed, and waits professional to overhaul elevator.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.
Claims (10)
1. a kind of double tracking-driven elevators with slow drop function of saving oneself manually, including car (20), counterweight (16), the first fixed cunning
Wheel (9), hoist ropes (11) and main traction machine (2), the car (20) and counterweight (16) are located inside hoistway, the first fixed pulley
(9) and main traction machine (2) is arranged on well headroom (10), it is characterised in that also including secondary traction machine (8), car movable pulley
(12), counterweight movable pulley (13) and hoist ropes arrestment mechanism (1), the car movable pulley (12) are fixedly mounted on car (20) top
Portion, the counterweight movable pulley (13) are fixedly mounted at the top of counterweight (16), and the hoist ropes (11) is closed ring structure, successively
Around the traction sheave of main traction machine (2), the first fixed pulley (9), counterweight fixed pulley, the traction sheave of secondary traction machine (8), the dynamic cunning of car
Take turns (12), further around the traction sheave for returning main traction machine (2), the hoist ropes arrestment mechanism (1) is arranged on well headroom (10), described
Hoist ropes arrestment mechanism (1) includes the first brake block (104), the second brake block (108) and drive device, first brake block
(104) it can compress or unclamp the hoist ropes (11) at the traction sheaves of main traction machine (2), second brake block (108) can
Compress or unclamp the hoist ropes (11) at the traction sheaves of secondary traction machine (8), the drive device drive the first brake block (104) and
Compression and release of second brake block (108) to hoist ropes (11), and when second brake block (108) compresses secondary traction machine
(8) during hoist ropes (11) at traction sheave, first brake block (104) unclamps hoist ropes (11), when the described first braking
When block (104) compresses hoist ropes (11) at the traction sheave of main traction machine (2), second brake block (108) unclamps hoist ropes
(11)。
2. double tracking-driven elevators with slow drop function of saving oneself manually according to claim 1, it is characterised in that described
Hoist ropes arrestment mechanism (1) also includes support (106) and first connecting rod (105), and the support (106) is fixed on well headroom
(10), the middle part of the first connecting rod (105) and support (106) are be hinged forms lever construction, first brake block (104) with
Second brake block (108) is connected to the both ends of first connecting rod (105).
3. double tracking-driven elevators with slow drop function of saving oneself manually according to claim 2, it is characterised in that described
Drive device is made up of Breake Electromagnet (101), spring (102) and armature (103), and the Breake Electromagnet (101) is fixed on
Well headroom (10), first brake block (104) is fixed with armature (103), and the spring (102) is connected to Breake Electromagnet
(101) between armature (103), when Breake Electromagnet (101) is powered, the Breake Electromagnet (101) attracts armature (103)
Compression spring (102), traction sheave of the first brake block (104) away from main traction machine (2), unclamp hoist ropes (11), while second
The traction sheave of brake block (108) and secondary traction machine (8), which coordinates, compresses hoist ropes (11)；When Breake Electromagnet (101) powers off,
Spring (102) return promotes armature (103) traction sheave of the first brake block (104) and main traction machine (2) is coordinated hoist ropes
(11) compress, while traction sheave of the second brake block (108) away from secondary traction machine (8), unclamp hoist ropes (11).
4. double tracking-driven elevators with slow drop function of saving oneself manually according to claim 1, it is characterised in that described
Well headroom (10) is also installed with the second fixed pulley (5) and the 3rd fixed pulley (6), and the hoist ropes (11) is around to car
Bypassed respectively from the 3rd fixed pulley (6) and the second fixed pulley (5) before and after movable pulley (12).
Double tracking-driven elevators of slow drop function 5. having according to any one in Claims 1-4 is saved oneself manually, its
It is characterised by, the elevator also includes slow drop operating mechanism manually, and the drop operating mechanism slow manually includes drive pair traction machine (8)
The second driving shaft (4) that rotates of traction sheave, the rotation of the second driving shaft (4) driven by the rotation of driving handle.
6. double tracking-driven elevators with slow drop function of saving oneself manually according to claim 5, it is characterised in that described
Slow drop operating mechanism also includes the first power transmission shaft (23) manually, is set between first power transmission shaft (23) and second driving shaft (4)
Double rolling key clutch (3) is put, the output end of the double rolling key clutch (3) is connected with second driving shaft (4), described two-way
The input of freewheel clutch (3) is driven by the first power transmission shaft (23), and the driving handle connects first by driving structure
Power transmission shaft (23).
7. double tracking-driven elevators with slow drop function of saving oneself manually according to claim 6, it is characterised in that described
Driving handle is two, the first driving handle (14) being respectively arranged on outside hoistway and is arranged on second inside car (20)
Driving handle (19), the driving structure be two, the first driving structure being respectively connected with the first driving handle (14) and
The second driving structure being connected with the second driving handle (19).
8. double tracking-driven elevators with slow drop function of saving oneself manually according to claim 7, it is characterised in that described
First driving structure is a flexible axle (15), and one end of the flexible axle (15) connects the first driving handle (14), other end connection
First power transmission shaft (23).
9. double tracking-driven elevators with slow drop function of saving oneself manually according to claim 7, it is characterised in that described
Second driving structure includes the 4th fixed pulley (7), endless chain (17), endless chain clutch (18) and counterweight (22), and the described 4th
Fixed pulley (7) is arranged on well headroom (10), and first power transmission shaft (23) is connected with the 4th fixed pulley (7), makes the 4th
The rotation of fixed pulley (7) can drive the first power transmission shaft (23) to be rotated, and the counterweight (22) is located at below car (20), institute
State and counterweight movable pulley (21) is installed at the top of counterweight (22), the endless chain (17) is around in the 4th fixed pulley (7) and the dynamic cunning of counterweight
Take turns on (21), what the endless chain (17) was parallel to each other between the 4th fixed pulley (7) and counterweight movable pulley (21) with two articles
Chain segment, wherein one of the endless chain (17) or two chain segments pass vertically through the top and bottom of car (20), institute
State that endless chain clutch (18) is internal installed in car (20), the wherein chain segment of the endless chain (17) from endless chain from
Clutch passes through in (18), and the endless chain clutch (18) has the drive wheel group coordinated with endless chain (17), the endless chain
Clutch (18) also has the clutch structure for making the second driving handle (19) that drive connection is formed and released between drive wheel group,
When the second driving handle (19) forms drive connection between drive wheel group, the rotation of the second driving handle (19) can drive
Drive wheel group is rotated, and the rotation of the drive wheel group can drive endless chain (17) to move downward drive the 4th upwards and slide calmly
Wheel (7) rotated, when the second driving handle (19) is released drive wheel group between be connected when, the endless chain (17) and
4th fixed pulley (7) geo-stationary, the car (20) can opposed annular chain (17) move downward upwards.
Double tracking-driven elevators of slow drop function 10. having according to any one in Claims 1-4 is saved oneself manually,
Characterized in that, the hoist ropes (11) is steel wire rope or steel band.
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| CN201610339272.3A CN105819310B (en) | 2016-05-20 | 2016-05-20 | A kind of double tracking-driven elevators with slow drop function of saving oneself manually |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111532929A (en) * | 2020-03-31 | 2020-08-14 | 日立电梯（中国）有限公司 | Rescue control method for machine-room-less elevator, machine-room-less elevator and rescue auxiliary device |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6251367B1 (en) * | 2016-12-07 | 2017-12-20 | 東芝エレベータ株式会社 | Emergency drive device and emergency drive method for machine roomless elevator |
| CN110482360B (en) * | 2019-10-15 | 2020-01-21 | 沈阳远大智能工业集团股份有限公司 | Self-rescue device in lift car |
| CN111703996A (en) * | 2020-06-23 | 2020-09-25 | 黄松檀 | Safety device for preventing accidental movement of lift car for passenger elevator |
| CN112875465A (en) * | 2021-03-22 | 2021-06-01 | 山东精工电梯有限公司 | Hydraulic elevator with slowly fall device |
| CN115231414B (en) * | 2022-06-14 | 2023-09-19 | 江苏施塔德电梯有限公司 | Double-traction driving elevator with manual self-rescue slow-descent function |
| CN115072533B (en) * | 2022-07-02 | 2023-11-03 | 福建力霸机械科技股份有限公司 | Energy-saving elevator and energy-saving method thereof |
| DE102022123649A1 (en) | 2022-09-15 | 2024-05-02 | Tk Elevator Innovation And Operations Gmbh | Elevator system for transporting people and/or goods |
| CN117847117B (en) * | 2024-03-01 | 2024-05-03 | 深圳招商建筑科技有限公司 | Magnetic braking system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1392094A (en) * | 2001-06-18 | 2003-01-22 | 王俊智 | Multiple protector for preventing inertial slide for lift with released brake |
| CN1533978A (en) * | 2003-03-28 | 2004-10-06 | 王秋楠 | Elevator sising, falling and escaping device |
| CN101291867A (en) * | 2005-12-14 | 2008-10-22 | 三菱电机株式会社 | Elevator apparatus |
| CN101792084A (en) * | 2010-02-01 | 2010-08-04 | 杭州优耐德电梯有限公司 | Energy-saving environment-friendly double-power lift |
| JP5082801B2 (en) * | 2007-11-27 | 2012-11-28 | 三菱電機株式会社 | Elevator control device |
| CN105270951A (en) * | 2015-11-25 | 2016-01-27 | 波士顿电梯(苏州)有限公司 | Emergency manual rescue device of elevator |
| CN205652983U (en) * | 2016-05-20 | 2016-10-19 | 陕西小溪机电科技有限公司 | Two drive elevators that tow with function slowly falls in manual saving oneself |
-
2016
- 2016-05-20 CN CN201610339272.3A patent/CN105819310B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1392094A (en) * | 2001-06-18 | 2003-01-22 | 王俊智 | Multiple protector for preventing inertial slide for lift with released brake |
| CN1533978A (en) * | 2003-03-28 | 2004-10-06 | 王秋楠 | Elevator sising, falling and escaping device |
| CN101291867A (en) * | 2005-12-14 | 2008-10-22 | 三菱电机株式会社 | Elevator apparatus |
| JP5082801B2 (en) * | 2007-11-27 | 2012-11-28 | 三菱電機株式会社 | Elevator control device |
| CN101792084A (en) * | 2010-02-01 | 2010-08-04 | 杭州优耐德电梯有限公司 | Energy-saving environment-friendly double-power lift |
| CN105270951A (en) * | 2015-11-25 | 2016-01-27 | 波士顿电梯(苏州)有限公司 | Emergency manual rescue device of elevator |
| CN205652983U (en) * | 2016-05-20 | 2016-10-19 | 陕西小溪机电科技有限公司 | Two drive elevators that tow with function slowly falls in manual saving oneself |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111532929A (en) * | 2020-03-31 | 2020-08-14 | 日立电梯（中国）有限公司 | Rescue control method for machine-room-less elevator, machine-room-less elevator and rescue auxiliary device |
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| CN105819310A (en) | 2016-08-03 |
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