CN101152946A - Winding device for elevator - Google Patents
Winding device for elevator Download PDFInfo
- Publication number
- CN101152946A CN101152946A CNA2007100052612A CN200710005261A CN101152946A CN 101152946 A CN101152946 A CN 101152946A CN A2007100052612 A CNA2007100052612 A CN A2007100052612A CN 200710005261 A CN200710005261 A CN 200710005261A CN 101152946 A CN101152946 A CN 101152946A
- Authority
- CN
- China
- Prior art keywords
- brake
- elevator
- brake wheel
- winding device
- baskets
- 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.)
- Pending
Links
Images
Landscapes
- Cage And Drive Apparatuses For Elevators (AREA)
- Braking Arrangements (AREA)
Abstract
The present invention provides an elevator winding device which can make the elevator cage of the elevator not move after grounded and improves the safety. The elevator winding device is provided with a drive device, a rope sheave linked with the drive device through a drive rotary shaft, a brake drum connected to the drive rotary shaft, and a brake device for holding or releasing the rotary stop status of the brake drum. The brake device is provided with a plurality of brake boots contacted with the brake drum. And a plurality of brake devices are arranged relative to the brake drum.
Description
Technical field
The present invention relates to constitute the winding device for elevator that can improve elevator safety.
Background technology
In the prior art, the winding plant as elevator has: the winding plant of the mode of traction in the cable type elevator and do not use balance block with balance block, go up the winding plant of the reel mode of coiling hawser at reel (De ラ system).
Fig. 8 A is the figure of summary of the elevator configuration of the expression winding plant that is used for mode of traction, boxes and baskets 101 and balance block 102 are being linked on the rope sheave 100a that hangs over winch 100 by hawser 103, utilize the friction force (ト ラ Network シ ヨ Application) between hawser 103 and rope sheave 100a to make the boxes and baskets lifting, obtain weight balancing by balance block 102.Reference numeral 104 expression boxes and baskets guide rails among the figure, 105 expression balance block guide rails, 106 expression boxes and baskets abend and use device, 107 expression device for opening/closing door, 108 expression control deskes, 109 expression governors.
Fig. 8 B is the figure of summary of the elevator configuration of the expression winding plant that adopts the reel mode, and it does not adopt balance block, by being wound on hawser 103 on the winch 100 that is being provided with in the Machine Room 110 boxes and baskets 101 that play, makes its lifting.
In the above-mentioned elevator, by the operation on the control desk control boxes and baskets are parked in to fix after each layer it can not moved up and down, so, on the reel of this winding plant, be provided with brake equipment.For example, brake equipment as above-mentioned reel mode, known have such brake equipment (opening clear 60-137770 communique with reference to Japan is real), promptly, elastic force by wind spring etc. makes the surperficial sliding block joint of brake shoe and reel, as the braking that stops floor, when boxes and baskets move, separately discharge by the sliding block joint of magnet coil with described brake shoe.
Summary of the invention
But, in the brake equipment of above-mentioned reel mode, a plurality of described electromagnetic type brake equipments of configuration on brake wheel, this be by the performance characteristic of boxes and baskets when rising and when descending differ widely cause.For example, in order to improve the precision that lands of boxes and baskets, when descending, need have the electro-magnetic braking device of big braking force, when rising as long as the less electro-magnetic braking device of braking force is just much of that.Thereby on a table brake, be provided with a plurality of magnet coils, thereby change braking force can be with lifting the time accordingly.Promptly, this brake equipment is in order to improve the precision that lands of boxes and baskets, controlling from the lifting moving process braking force till stop and a plurality of magnet coils are set in a table brake, is not to improve the brake equipment as shutdown feature of safety by the halted state after keeping boxes and baskets and landing.
Recently, in elevator, taken place stop the floor door open after boxes and baskets whisk and resulting in personal injury caused by an accident, and boxes and baskets can not stop at desired floor fully, cause this boxes and baskets to rise and even such unfavorable condition that descends.The words of the boxes and baskets of elevator whisk after the regulation floor lands can lead to the accident that concerns human life, the winding device for elevator of the safety after needs raising boxes and baskets land.And, in recent years, so owing to have that the drive efficiency of tractor elevator of balance block is high to become main flow, the safety of elevator that improves this mode is very important.The winding device for elevator that the present invention relates to proposes in order to solve such problem.
The winding device for elevator that the present invention relates to proposes in order to reach the purpose that addresses the above problem, be provided with actuating device, by driven in rotation axle and this actuating device bonded assembly rope sheave, be connected the brake wheel on this driven in rotation axle, with the brake equipment of keeping or discharge the rotation halted state of this brake wheel, on this brake equipment, be provided with a plurality of brake shoes that can contact with this brake wheel, and with respect to this brake wheel alignment arrangements a plurality of described brake equipments.
In addition, be provided with the be orthogonal speed reduction gearing of direction of rotation drive transmitting direction transformation with described actuating device, this brake wheel disposes with respect to level ground along the vertical direction across described speed reduction gearing; And, with respect to described brake wheel along the vertical direction alignment arrangements a plurality of described brake equipments.
And then, possess the required braking potential of boxes and baskets of static maintenance elevator on the described brake equipment at least respectively.
According to winding device for elevator of the present invention, owing on brake wheel, be provided with a plurality of brake equipments, thereby, for example, even if one of them brake equipment is former thereby can not give full play to braking potential because of certain, also can make the boxes and baskets of elevator after stopping, can not moving up and down, keep safety by remaining brake equipment from the floor that lands.Like this, can significantly improve the safety of elevator.
In addition,, just the space that winding plant accounts for the Machine Room can be reduced, other space can be effectively utilized as long as described brake wheel and a plurality of brake equipment are arranged along the vertical direction with respect to the ground of level.
And then, owing to possess the required braking potential of boxes and baskets of static maintenance elevator in the brake equipment at least respectively, thereby, even if other brake equipment et out of order for example, as long as a brake equipment regular event is arranged, just the boxes and baskets of elevator can be remained on halted state safely, not only can guarantee the safety of elevator, and can improve product reliability.
Description of drawings
Fig. 1 is the front elevation of the winding device for elevator of first embodiment that the present invention relates to of expression.
Fig. 2 is the integrally-built synoptic map that the elevator of this winding device for elevator has been used in expression.
Fig. 3 is the front elevation of the brake equipment part on this winding device for elevator of expression.
Fig. 4 is the longitudinal section of the structure of this brake equipment of expression.
Fig. 5 is the lateral plan of this winding device for elevator of expression.
Fig. 6 is the front elevation of the summary structure of the winding device for elevator that relates to of expression second embodiment of the invention.
Fig. 7 is the instruction diagram that is arranged near the running condition of the switch the braking trigger bar in the winding device for elevator that relates to of expression third embodiment of the invention.
Fig. 8 A is the partial cutaway axonometric drawing that expression has the existing elevator summary structure that the mode of traction of balance block relates to.
Fig. 8 B is a partial cutaway axonometric drawing of representing not use the existing elevator summary structure that the reel mode of balance block relates to.
The specific embodiment
As Fig. 1～shown in Figure 2, the winding device for elevator 1 that the present invention relates to is the winding plant that makes boxes and baskets 3 liftings of elevator 2 by hawser 4, be provided with: by driven in rotation axle 16, worm screw 14 and the rope sheave 6 that is being connected with electro-motor 5 with these worm screw 14 ingear turbines 15 as the actuating device of this winding plant 1, be connected the brake wheel 7 on this driven in rotation axle 16 and keep or discharge the brake equipment 8 of the rotation halted state of this brake wheel 7.On this brake equipment 8, be provided with a plurality of brake shoe 8a that can contact and leave with this brake wheel 7.
With respect to a plurality of described brake equipments 8 of these brake wheel 7 alignment arrangements.Described brake equipment 8 possesses the required braking potential of halted state of the boxes and baskets 3 that keep elevator 2 at least respectively.This means that for example under the braking potential that a brake equipment 8 should be set is 1 situation, separately braking potential is more than or equal to 1 in a plurality of brake equipments 8.That is to say, do not mean that a plurality of braking potentiaies of preparation for example are 0.7 brake equipment 8.Thereby, under the situation that causes having only a brake equipment action because of certain reason, can prevent that the state of affairs that can't guarantee the safety of elevator 2 because of braking potential is not enough from taking place.
Fig. 2 summary is represented elevator single-piece structure, Reference numeral 9 expression control deskes, 10 expression deflector wheels, 11 expression balance blocks, 12 expression shutter door, the energy disperser in the 13 expression melt pits.
Described brake wheel 7, its tympanic part cylindraceous for example divide can be consistent with the number of brake shoe as shown in Figure 1, be made as two places, also can make lateral dimension cylindraceous along the axis direction lengthening, be made as a drum.
Detailed structure about above-mentioned brake equipment 8, as Fig. 3～shown in Figure 4, by: the circular-arc brake shoe 8a that contacts with brake wheel 7, be attached to the brake shoe brake cheek 8b on this brake shoe 8a, the brake control lever 8c of this brake shoe 8a is installed in swing freely, fulcrum 8d as the swing fulcrum of this brake control lever 8c, be located at brake control lever 8c leading section and push brake control lever 8c to wind spring 8e that the brake wheel side makes its performance braking force, on the top of brake control lever 8c towards interior side-prominent and switching arm that regulate brake action is regulated bolt 8f, regulate the switching arm 8g that bolt 8f pushes brake control lever 8c to release direction (extroversion) by described switching arm, make the push pedal 8h that opens and closes arm 8g swing, the mandrel 8i that this push pedal 8h is moved up and down, the mobile core 8j that this mandrel 8i is moved up and down, fixed iron core 8k and excitation coil 8m and cooperate with the upper end of this mandrel 8i mandrel 8c is forced to press and will brake the braking trigger bar 8n formation that discharges.
Described excitation coil 8m energising excitation, mobile core 8j decline, mandrel 8i that is fixing on it and push pedal 8h descend, and switching arm 8g makes to open and close about arm adjusting bolt 8f to direction of arrow swing and expands, and brake control lever 8c is that fulcrum is opened laterally with fulcrum 8d.Like this, brake shoe 8a leaves from brake wheel 7, will brake release.After boxes and baskets 3 land, the energising of excitation coil 8m stops, under the elastic force effect of wind spring 8e, brake control lever 8c is pushed back the inboard and arm is regulated bolt 8f and switching arm 8g upwards pushes away mandrel 8i and braking trigger bar 8n by opening and closing, and, brake shoe 8c contacts with brake wheel 7, and the rotation of this brake wheel 7 is stopped.
This brake equipment 8 is provided with two in the present embodiment, has improved the safety of elevator 2.Certainly, also brake equipment 8 can be provided with more than three or three according to different condition.
Fig. 6 is the figure of second embodiment of the winding plant 1 that the present invention relates to of expression, and the structure with above-mentioned first embodiment is identical basically, and shown in this figure is the winding plant of longitudinal type.That is, be provided with the speed reduction gearing 17 that the moving direction of transfer of the rotation of this actuating device 5 is changed over orthogonal directions, this brake wheel 7 is disposing with respect to level ground 18 along the vertical direction by this speed reduction gearing 17.Alignment arrangements a plurality of brake equipments 8 along the vertical direction on this brake wheel.
In the winding plant 1a that so constitutes, the area of occupation of land face 18 reduces, and above-below direction uprises.Therefore, narrow and small that the space is set is just passable, can effectively utilize the space of Machine Room.
Fig. 7 is the figure of the 3rd embodiment of the winding plant 1 that the present invention relates to of expression, in the position, mobile terminal that this braking trigger bar 8n swings, mechanical switch 19 is set switches on or off (ON or OFF).For example, braking trigger bar 8n decline, switch connection or cut-out confirm that by control setup 9 brake control lever 8c is correctly discharging.Because this switch 19 is not connected, when rope sheave 6 rotations, the brake wheel 7 of rotation and brake shoe keep the state of sliding block joint, and exist the danger that solid friction causes brake shoe brake cheek 8b abrasion.In the case, from these brake equipment 9 circular alarm or alarms of ringing, impel place under repair.It is just safe only in the both sides that braking trigger bar 8n swings switch 19 to be set.This is because can to whether acting on the cause that braking force is confirmed on the brake wheel 7.
By switch 19 is set in this wise, can reliably confirm the action of brake control lever 8c, can prevent abrasion on the brake shoe 8a etc.And, even when unfavorable condition takes place, also can carry out the maintenance construction of repairing work etc. rapidly.
Claims (3)
1. winding device for elevator, it is characterized in that: be provided with actuating device, by driven in rotation axle and this actuating device bonded assembly rope sheave, be connected the brake wheel on this driven in rotation axle and keep or discharge the brake equipment of the rotation halted state of this brake wheel;
On this brake equipment, be provided with a plurality of brake shoes that can contact with this brake wheel, and with respect to this brake wheel alignment arrangements a plurality of described brake equipments.
2. winding device for elevator as claimed in claim 1, it is characterized in that, be provided with the be orthogonal speed reduction gearing of direction of rotation drive transmitting direction transformation with described actuating device, this brake wheel disposes with respect to level ground along the vertical direction across described speed reduction gearing;
And, with respect to described brake wheel along the vertical direction alignment arrangements a plurality of described brake equipments.
3. winding device for elevator as claimed in claim 1 or 2 is characterized in that, described brake equipment possesses the required braking potential of boxes and baskets of static maintenance elevator at least respectively.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006260482 | 2006-09-26 | ||
| JP2006260482A JP2008081218A (en) | 2006-09-26 | 2006-09-26 | Hoisting machine for elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101152946A true CN101152946A (en) | 2008-04-02 |
Family
ID=39254865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100052612A Pending CN101152946A (en) | 2006-09-26 | 2007-02-12 | Winding device for elevator |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2008081218A (en) |
| CN (1) | CN101152946A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102020146A (en) * | 2009-09-18 | 2011-04-20 | 东芝电梯株式会社 | Brake apparatus for hoister in elevator and method for adjusting the brake apparatus |
| CN104030185A (en) * | 2014-04-29 | 2014-09-10 | 苏州中远电梯有限公司 | Block type electromagnetic brake of elevator |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113233288B (en) * | 2021-03-09 | 2024-03-22 | 邓健 | Driving mechanism, four-point scattered traction driving device and household traction elevator |
-
2006
- 2006-09-26 JP JP2006260482A patent/JP2008081218A/en active Pending
-
2007
- 2007-02-12 CN CNA2007100052612A patent/CN101152946A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102020146A (en) * | 2009-09-18 | 2011-04-20 | 东芝电梯株式会社 | Brake apparatus for hoister in elevator and method for adjusting the brake apparatus |
| CN102020146B (en) * | 2009-09-18 | 2014-09-24 | 东芝电梯株式会社 | Brake apparatus for hoister in elevator and method for adjusting the brake apparatus |
| CN104030185A (en) * | 2014-04-29 | 2014-09-10 | 苏州中远电梯有限公司 | Block type electromagnetic brake of elevator |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2008081218A (en) | 2008-04-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7650969B2 (en) | Safety device for use in an elevator system including a triggering member for activating a safety brake | |
| US8356697B2 (en) | Elevator safety system and method | |
| US9809420B2 (en) | Compensatory measure for low overhead or low pit elevator | |
| US9688511B2 (en) | Brake | |
| CN101878175B (en) | Elevator apparatus | |
| EP3643666B1 (en) | Elevator system | |
| DE112012006231T5 (en) | winder | |
| CN103459290A (en) | Elevator braking system | |
| CN101855157A (en) | Braking device for braking a lift car | |
| DE112014006564T5 (en) | winder | |
| US9505585B2 (en) | Method for modernizing a hydraulic elevator | |
| CN106553948A (en) | The method of the braking of the structure of brakes and control raising for the structure of raising | |
| CN1789102B (en) | Elevator overspeed protecting device | |
| CN101152946A (en) | Winding device for elevator | |
| CN104428232A (en) | Elevator device | |
| KR20140013624A (en) | Gradually lifts the emergency stop device actuated type bidirectional | |
| US11858781B2 (en) | Frictionless electronic safety actuator | |
| EP3483108B1 (en) | Elevator safety gear trigger | |
| CN106477416A (en) | Method for moving elevator car | |
| KR100727631B1 (en) | Elevator brake for preventing fall of elevator car | |
| JP3146458U (en) | Lifting device for elevator | |
| WO2023233462A1 (en) | Safety device for elevator | |
| CN102695664B (en) | Elevator and method | |
| CN113498399B (en) | Triggering system for safety gear, elevator installation and method for operating an elevator installation | |
| CN201473153U (en) | Lifting device for elevator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080402 |