CN106115432A - A kind of emergency staircase of compact conformation - Google Patents
A kind of emergency staircase of compact conformation Download PDFInfo
- Publication number
- CN106115432A CN106115432A CN201610772459.2A CN201610772459A CN106115432A CN 106115432 A CN106115432 A CN 106115432A CN 201610772459 A CN201610772459 A CN 201610772459A CN 106115432 A CN106115432 A CN 106115432A
- Authority
- CN
- China
- Prior art keywords
- lift car
- groove
- upper limit
- lower limit
- location bar
- 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
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Classifications
-
- 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
- B66B11/02—Cages, i.e. cars
- B66B11/026—Attenuation system for shocks, vibrations, imbalance, e.g. passengers on the same side
- B66B11/0266—Passive systems
-
- 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
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/28—Buffer-stops for cars, cages, or skips
- B66B5/282—Structure thereof
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
nullThe present invention relates to lift facility and manufacture field，Specifically，It it is the emergency staircase of a kind of compact conformation，With multiple drop-proof dropping control device，Including lift car and elevator，The outer peripheral face of lift car is provided with rubber bag，Air bag is installed in rubber bag，The inwall of elevator is provided with upper limit position groove and lower limit groove，The location bar corresponding with upper limit position groove and lower limit groove is installed on lift car，Lift car is provided with the telescoping mechanism that the location bar of confession stretches，Also include the controller that single-chip microcomputer is made、Secondary wirerope、It is arranged on the brake unit at elevator top and for detecting the detection device of lift car decrease speed，The outfan of detection device is connected with the input of controller，Controller is connected with brake unit，Some equally distributed hard springs it are additionally provided with bottom lift car，One end of hard spring is fixed on the bottom of lift car，The other end of hard spring is fixedly welded with circular or square iron plate.
Description
Technical field
The present invention relates to lift facility and manufacture field, specifically, be the emergency staircase of a kind of compact conformation, have multiple
Falling proof device.
Background technology
Along with China's expanding economy, the step of Process of Urbanization Construction is increasingly faster, and the land resource in many cities is increasingly
Anxiety, skyscraper also gets more and more, and elevator is more and more universal as the necessary device of a kind of skyscraper, although elevator has
Lot of advantages, has also brought many conveniences, but during elevator vertical lift, major part elevator is the most scarce
Few safety guard, owing to the weight of elevator load sometimes can be very big, particularly at goods turnover lift car or electricity
The moment of ladder car lifting, elevator can be produced strong impulsive force, and act directly on the brake gear of elevator, may
Cause used during elevator falling, in recent years, much occur the accident in elevator of common occurrence, cause the reason of such accident to have very
Many, on the abrasion of traction sheave grooving, deformation and cable wire, the lubricating oil of adhesion is too much, and cable wire can be made to skid in grooving, thus
Causing traction to decline, make lift car fall, it is overweight that some situation of going back is because elevator, causes cables break, makes elevator car
Fall and cause the accident in railway carriage or compartment.
In prior art, generally using the falling proof device of bolt-type, bolt-type falling proof device limits sedan-chair by latch
The degree of freedom of railway carriage or compartment in the vertical direction so that it is vacant state can be maintained, but bolt-type falling proof device exists certain defect,
Such as latch degree of freedom in the horizontal direction is not limited, and causes it to be not sufficiently stable down, once latch
Mark from lockhole, major accident will occur, and structure is complicated, it is desirable to the positioning precision of system is high, easily breaks down, dimension
Protect also inconvenient.
Summary of the invention
The invention aims to design a safe elevator so that elevator under conditions of properly functioning more
Safe and reliable.
To achieve these goals, the technical solution used in the present invention is as follows:
The emergency staircase of a kind of compact conformation, including lift car and for lift car elevator vertically, elevator car
The outer peripheral face in railway carriage or compartment is provided with rubber bag, is provided with air bag in rubber bag, the inwall of elevator be provided with upper limit position groove and under
Stopper slot, upper limit position groove and lower limit groove are symmetrical arranged on the inwall of elevator in pairs, lift car are provided with and the upper limit
The location bar that position groove is corresponding with lower limit groove, lift car is provided with the telescoping mechanism that the location bar of confession stretches, also includes list
Controller that sheet machine is made, secondary wirerope, it is arranged on the brake unit at elevator top and for detecting lift car decrease speed
Detection device, detection device outfan be connected with the input of controller, controller is connected with brake unit, brake unit
Including housing and rotating shaft, rotating shaft passes housing, and rotating shaft passes housing parts and is provided with roller, and roller and rotating shaft are coaxially fixing and same
Step rotates, and secondary wirerope is connected with lift car by roller, and rotating shaft is provided with for countershaft braking at housing inner portion
Baffle plate, is full of magnetic flow liquid in housing, brake unit is provided with and makes magnetic flow liquid produce the encouraging of damping force for producing electromagnetic field
Magnetic coil.
In the technical program, when elevator is in an emergency, passenger feel danger time, peace can be started
Full air bag, while air bag is opened, forces the inwall of rubber bag extruding elevator to make lift car stop, electricity at ordinary times
Ladder stops in floor, and when transporting a large amount of personnel or heavier material, for safer turnover, the location bar in cage leads to
Cross telescoping mechanism to extend out in upper limit position groove and lower limit groove so that lift car the most spacing and stop, upper limit position groove and
Lower limit groove is symmetrical arranged on the inwall of elevator in pairs so that cage is more uniformly stressed and stablizes, thus ensures electricity
The security reliability of ladder；And a brake unit is fixed at elevator top, when elevator is normally upper and lower, hawser synchronizes folding and unfolding, no
Affect properly functioning, when used during elevator falling excessive velocities being detected, hawser is locked, the most rapidly, it is unlikely to fall too fast and lead
Cause to make human body contact with casing due to inertia motion to have an accident.
Further improvement of the present invention, telescoping mechanism includes telescoping cylinder and arranges flexible guiding on the elevator car
Chamber, location bar is placed in flexible directed cavity, and the fixing location bar that connects of the telescopic end of telescoping cylinder, the positioning end of location bar is fixing slow
Die head sheet, the upper end of flexible directed cavity is provided with guide-track groove, and location bar is provided with the protruding block suitable with guide-track groove, and protruding block is more
Crossing guide-track groove, the telescopic end of telescoping cylinder fixes connection bump block.During lift car location, push location by starting expansion link
Bar moves ahead, and each location bar can enter in upper limit position groove and lower limit groove along flexible directed cavity accurately so that lift car
More rapidly precisely, the upper end of flexible directed cavity is provided with guide-track groove in location, and location bar is provided with the projection suitable with guide-track groove
Block, protruding block crosses guide-track groove, and the telescopic end of telescoping cylinder fixes connection bump block, by the telescopic end of telescoping cylinder fixing connect fixed
Protruding block on the bar of position drives location bar to move at flexible directed cavity interior orientation, reaches conveniently to act on.
Further improvement of the present invention, upper limit position groove is arranged on the upper end of lift car side face, and lower limit groove is arranged on electricity
The lower end of ladder car side face, upper limit position groove and lower limit groove are the most corresponding.
Further improvement of the present invention, upper limit position groove be bottom surface be the square aperture on inclined-plane, lower limit groove is that top is
The square aperture on inclined-plane, it is sliding that the location bar corresponding with upper limit position groove is provided with the upper inclination corresponding with the inclined-plane of upper limit position groove
Face, the location bar corresponding with lower limit groove is provided with the lower inclination sliding surface corresponding with the inclined-plane of lower limit groove, upper limit position groove
Corresponding location bar can play after coordinating and prevent lift car from rising operation effect, and lower limit groove is corresponding fixed
Position bar can play after coordinating and prevent lift car from declining operation
Effect, when each location bar snaps in upper limit position groove and lower limit groove simultaneously, can make lift car effective brake, by flexible
When masthead enters in upper limit position groove and lower limit groove, the positioning end of location bar can play the effect of buffering can reduce collision generation simultaneously
Noise.
Further improvement of the present invention, the two ends of rotating shaft both pass through housing, and the rotating shaft passing housing is respectively arranged at two ends with rolling
Wheel, rotating shaft is one-body molded with roller, and this structure can make the structure of brake unit compacter, and outside rotating shaft, two ends can be divided
Not Lian Jie two secondary wireropes, make the effect of fall arrest improve.
Further improvement of the present invention, baffle plate is multi-disc, and is evenly arranged in the circumferencial direction of rotating shaft, can select 2
It is symmetrical arranged, it is also possible to select more than 3, it is preferred that the present invention uses 4 baffle plates, is evenly distributed on the circumferencial direction of rotating shaft,
Can effectively increase damping force after magnetic flow liquid energising.
Further improvement of the present invention, brake unit enclosure interior is provided with the sealing dress for preventing magnetic flow liquid from overflowing
Put, the sealing means such as sealing ring or rubber seal can be used, for preventing the magnetic flow liquid of enclosure interior from flowing out.
Further improvement of the present invention, also includes for detecting the standby of device, controller and brake unit emergency service
With power supply, the generation of the used during elevator falling situation using the mode of individually power supply can effectively avoid due to power supply reason to cause,
Stand-by power supply independently-powered under, it is ensured that detection device, controller and the job stability of brake unit.
Further improvement of the present invention, is additionally provided with some equally distributed hard springs, hard bullet bottom lift car
One end of spring is fixed on the bottom of lift car, and the other end of hard spring is fixedly welded with circular or square iron plate, just in case
When lift car falls bottom elevator, it is arranged on the hard spring bottom lift car and can play cushioning effect.
Beneficial effects of the present invention: compared with prior art, the lift car of the present invention have employed and arranges air bag, sets
Put brake unit and be provided with the multiple drop-proof dropping control devices such as hard spring, having added the security performance of elevator, it is possible to preferably
Protection personnel and property safety.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the principle schematic of brake unit in the present invention.
Fig. 3 is the structural representation of brake unit in the present invention.
In figure, 1-lift car, 2-elevator, 3-brake unit, 301-rotating shaft, 302-housing, 303-magnet exciting coil,
304-magnetic flow liquid, 305-roller, 306-baffle plate, 4-air bag, 5-rubber bag, 6-telescoping mechanism, 7-positions bar, and 8-buffers
Pad, 9-telescoping cylinder, 10-protruding block, 11-guide-track groove, 12-upper limit position groove, 13-stretches directed cavity, and 14-tilts sliding surface, under 15-
Stopper slot, 16-hard spring, 17-iron plate.
Detailed description of the invention
In order to deepen the understanding of the present invention, below in conjunction with drawings and Examples the present invention done and retouch the most in detail
Stating, this embodiment is only used for explaining the present invention, does not constitute protection scope of the present invention and limits.
Embodiment: as it is shown in figure 1, the emergency staircase of a kind of compact conformation, including lift car 1 and for lift car 1
Elevator 2 vertically, the outer peripheral face of lift car 1 is provided with rubber bag 5, is provided with air bag 4 in rubber bag 5, electricity
The inwall of stair shaft 2 is provided with upper limit position groove 12 and lower limit groove 15, upper limit position groove 12 and lower limit groove 15 inwall at elevator 2
On be symmetrical arranged in pairs, lift car 1 is provided with the elevator of corresponding with upper limit position groove 12 and lower limit groove 15 location bar 7
Car 1 is provided with the flexible telescoping mechanism 6 of location bar 7 of confession, and telescoping mechanism 6 includes telescoping cylinder 9 and is arranged on lift car 1
On flexible directed cavity 13, location bar 7 is placed in flexible directed cavity 13, and the telescopic end of telescoping cylinder 9 is fixing connects location bar 7,
The positioning end of location bar 7 fixes buffering spacer 8, and the upper end of flexible directed cavity 13 is provided with guide-track groove 11, and location bar 7 is provided with and leads
The protruding block 10 that rail groove 11 is suitable, protruding block 10 crosses guide-track groove 11, and the telescopic end of telescoping cylinder 9 fixes connection bump block 10,
Telescoping mechanism 6 includes that telescoping cylinder 9 and the flexible directed cavity 13 being arranged on lift car 1, location bar 7 are placed on flexible guiding
In chamber 13, the telescopic end of telescoping cylinder 9 is fixing connects location bar 7, and the positioning end positioning bar 7 fixes buffering spacer 8, flexible directed cavity
The upper end of 13 is provided with guide-track groove 11, and location bar 7 is provided with the protruding block 10 suitable with guide-track groove 11, and protruding block 10 crosses guide rail
Groove 11, the telescopic end of telescoping cylinder 9 fixes connection bump block 10, and telescoping mechanism 6 includes telescoping cylinder 9 and is arranged on lift car 1
On flexible directed cavity 13, location bar 7 is placed in flexible directed cavity 13, and the telescopic end of telescoping cylinder 9 is fixing connects location bar 7,
The positioning end of location bar 7 fixes buffering spacer 8, and the upper end of flexible directed cavity 13 is provided with guide-track groove 11, and location bar 7 is provided with and leads
The protruding block 10 that rail groove 11 is suitable, protruding block 10 crosses guide-track groove 11, and the telescopic end of telescoping cylinder 9 fixes connection bump block 10,
Upper limit position groove 12 is the square aperture on inclined-plane in bottom surface, and lower limit groove 15 is the square aperture on inclined-plane in top, with upper limit
Groove 12 corresponding location bar 7 be provided with the upper inclination sliding surface 14 corresponding with the inclined-plane of upper limit position groove 12, with lower limit groove 15
Corresponding location bar 7 is provided with the lower inclination sliding surface 14 corresponding with the inclined-plane of lower limit groove 15, upper limit position groove 12 phase therewith
Corresponding location bar 7 can play after coordinating and prevent lift car 1 from rising operation effect, the corresponding location of lower limit groove 15
Bar 7 can play after coordinating and prevent lift car 1 from declining the effect run, and each location bar 7 snaps in upper limit position groove 12 and lower limit simultaneously
Time in the groove 15 of position, lift car 1 effective brake can be made, when being headed in upper limit position groove 12 and lower limit groove 15 by expansion link, fixed
The positioning end of position bar 7 can play the effect of buffering can reduce the noise that collision produces simultaneously.
As shown in Figure 1, Figure 2 and Figure 3, also include controller, secondary wirerope that single-chip microcomputer makes, be arranged on elevator 2 top
Brake unit 3 and for detecting the detection device of lift car 1 decrease speed, the outfan of detection device and controller defeated
Entering end to connect, controller is connected with brake unit 3, and brake unit 3 includes housing 302 and rotating shaft 301, and rotating shaft 301 is through housing
302, rotating shaft 301 passes housing 302 part and is provided with roller 305, roller 305 and rotating shaft 301 coaxially fixing also synchronous axial system, secondary
Wirerope is connected with lift car 1 by roller 305, and rotating shaft 301 is provided with at housing 302 interior section and makes for countershaft 301
Dynamic baffle plate 306, is full of magnetic flow liquid 304 in housing 302, brake unit 3 is provided with and makes magnetic flow liquid for producing electromagnetic field
304 magnet exciting coils 303 producing damping force, the two ends of rotating shaft 301 both pass through housing 302, pass the rotating shaft 301 liang of housing 302
End is respectively equipped with roller 305, and rotating shaft 301 is one-body molded with roller 305, and baffle plate 306 is multi-disc, and is evenly arranged in rotating shaft 301
Circumferencial direction, brake unit 3 housing 302 is internally provided with the sealing device for preventing magnetic flow liquid 304 from overflowing, can adopt
With the sealing means such as sealing ring or rubber seal, for preventing the magnetic flow liquid 304 within housing 302 from flowing out.
In the present embodiment, also include for detection device, controller and the standby electricity of brake unit 3 emergency service
Source, the generation of the used during elevator falling situation using the mode of individually power supply can effectively avoid due to power supply reason to cause, standby
With power supply independently-powered under, it is ensured that detection device, controller and the job stability of brake unit 3.
In the present embodiment, as it is shown in figure 1, be additionally provided with some equally distributed hard springs 16 bottom lift car 1,
One end of hard spring 16 is fixed on the bottom of lift car 1, and the other end of hard spring 16 is fixedly welded with circular or square
Iron plate 17, during just in case lift car 1 falls bottom elevator 2, be arranged on the hard spring 16 bottom lift car 1 permissible
Play cushioning effect.
The ultimate principle of the present invention, principal character and advantage have more than been shown and described.The technical staff of the industry should
Understanding, the present invention is not restricted to the described embodiments, and the simply explanation present invention's described in above-described embodiment and description is former
Reason, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these changes and improvements
Both fall within scope of the claimed invention.Claimed scope is by appending claims and equivalent circle thereof
Fixed.
Claims (9)
1. the emergency staircase of a compact conformation, it is characterised in that include lift car and for lift car vertically
Elevator, the outer peripheral face of described lift car is provided with rubber bag, is provided with air bag, described elevator in described rubber bag
Inwall to be provided with upper limit position groove and lower limit groove, described upper limit position groove and lower limit groove in pairs symmetrical on the inwall of elevator
Arrange, described lift car is provided with the location bar corresponding with described upper limit position groove and lower limit groove, described lift car
It is provided with the telescoping mechanism flexible for described location bar, also includes controller, secondary wirerope that single-chip microcomputer makes, be arranged on described electricity
The brake unit at stair shaft top and for detecting the detection device of lift car decrease speed, the outfan of described detection device with
The input of controller connects, and described controller is connected with brake unit, and described brake unit includes housing and rotating shaft, described turn
Axle passes described housing, and described rotating shaft passes housing parts and is provided with roller, described roller and rotating shaft coaxially fixing and Tong Bu turn
Dynamic, described secondary wirerope is connected with lift car by roller, and described rotating shaft is provided with for countershaft system at housing inner portion
Dynamic baffle plate, is full of magnetic flow liquid in described housing, described brake unit is provided with and makes magnetic flow liquid produce for producing electromagnetic field
The magnet exciting coil of raw damping force.
The emergency staircase of compact conformation the most according to claim 1, it is characterised in that described telescoping mechanism includes telescoping cylinder
And the flexible directed cavity being arranged on described lift car, described location bar is placed in described flexible directed cavity, described in stretch
The telescopic end of contracting cylinder is fixing connects described location bar, and the positioning end of described location bar fixes buffering spacer, described flexible directed cavity
Upper end be provided with guide-track groove, described location bar is provided with the protruding block suitable with described guide-track groove, and described protruding block crosses institute
Stating guide-track groove, the telescopic end of described telescoping cylinder is fixing connects described protruding block.
The emergency staircase of compact conformation the most according to claim 2, it is characterised in that described upper limit position groove is arranged on described
The upper end of lift car side face, described lower limit groove is arranged on the lower end of described lift car side face, described upper limit position groove and institute
State lower limit groove the most corresponding.
The emergency staircase of compact conformation the most according to claim 3, it is characterised in that described upper limit position groove is that bottom surface is
The square aperture on inclined-plane, described lower limit groove be top be the square aperture on inclined-plane, the location corresponding with described upper limit position groove
Bar is provided with the upper inclination sliding surface corresponding with the inclined-plane of described upper limit position groove, on the location bar corresponding with described lower limit groove
It is provided with the lower inclination sliding surface corresponding with the inclined-plane of described lower limit groove.
The emergency staircase of compact conformation the most according to claim 4, it is characterised in that the two ends of described rotating shaft both pass through institute
State housing, described in pass the rotating shaft of housing and be respectively arranged at two ends with roller, described rotating shaft is one-body molded with roller.
The emergency staircase of compact conformation the most according to claim 5, it is characterised in that described baffle plate is multi-disc, and uniformly
It is arranged in the circumferencial direction of rotating shaft.
The emergency staircase of compact conformation the most according to claim 6, it is characterised in that described brake unit enclosure interior sets
It is equipped with the sealing device for preventing magnetic flow liquid from overflowing.
8. according to the emergency staircase of the compact conformation described in any one of claim 1-7, it is characterised in that also include for inspection
Survey device, controller and the stand-by power supply of brake unit emergency service.
The emergency staircase of compact conformation the most according to claim 8, it is characterised in that also set up bottom described lift car
Having some equally distributed hard springs, one end of described hard spring is fixed on the bottom of described lift car, described hard
The other end of spring is fixedly welded with circular or square iron plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610772459.2A CN106115432A (en) | 2016-08-31 | 2016-08-31 | A kind of emergency staircase of compact conformation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610772459.2A CN106115432A (en) | 2016-08-31 | 2016-08-31 | A kind of emergency staircase of compact conformation |
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| Publication Number | Publication Date |
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| CN106115432A true CN106115432A (en) | 2016-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610772459.2A Pending CN106115432A (en) | 2016-08-31 | 2016-08-31 | A kind of emergency staircase of compact conformation |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106629305A (en) * | 2016-11-21 | 2017-05-10 | 宁波大学 | Anti-falling mechanism of lifting elevator |
| CN106629314A (en) * | 2016-11-21 | 2017-05-10 | 宁波大学 | Elevator protection device |
| CN106629302A (en) * | 2016-11-21 | 2017-05-10 | 宁波大学 | Anti-falling speed reducing device of elevator |
| CN107352346A (en) * | 2017-08-01 | 2017-11-17 | 扬州工业职业技术学院 | A kind of emergency staircase of brake hard |
| CN108313849A (en) * | 2018-04-20 | 2018-07-24 | 湖南省计量检测研究院 | A kind of emergency safety Mechatronic Systems of elevator |
| CN109399416A (en) * | 2018-12-12 | 2019-03-01 | 宁津汇丰消声器有限公司 | A kind of carriage self-locking mechanism |
| CN110027966A (en) * | 2018-01-10 | 2019-07-19 | 奥的斯电梯公司 | The sagging damping system of lift car dynamic |
| WO2019210885A1 (en) * | 2018-11-12 | 2019-11-07 | 山东科技大学 | Magnetorheological effect-based smart vertical shaft braking and buffering system, and application thereof |
| CN110861991A (en) * | 2019-11-14 | 2020-03-06 | 徐蒙 | Emergency anti-falling system for building construction elevator |
| CN111689331A (en) * | 2020-07-28 | 2020-09-22 | 山东省特种设备检验研究院济宁分院 | Elevator car-sliding prevention device, manufacturing method and car-sliding prevention method |
| CN113353752A (en) * | 2021-05-19 | 2021-09-07 | 重庆市华创电梯部件有限公司 | Device for preventing accidental movement of elevator car |
| CN113387255A (en) * | 2021-06-28 | 2021-09-14 | 嘉世达电梯有限公司 | High-safety strong-drive traction household elevator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106629314A (en) * | 2016-11-21 | 2017-05-10 | 宁波大学 | Elevator protection device |
| CN106629302A (en) * | 2016-11-21 | 2017-05-10 | 宁波大学 | Anti-falling speed reducing device of elevator |
| CN106629305A (en) * | 2016-11-21 | 2017-05-10 | 宁波大学 | Anti-falling mechanism of lifting elevator |
| CN107352346A (en) * | 2017-08-01 | 2017-11-17 | 扬州工业职业技术学院 | A kind of emergency staircase of brake hard |
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| CN108313849A (en) * | 2018-04-20 | 2018-07-24 | 湖南省计量检测研究院 | A kind of emergency safety Mechatronic Systems of elevator |
| CN108313849B (en) * | 2018-04-20 | 2023-06-30 | 湖南省计量检测研究院 | Emergency safety electromechanical system of elevator |
| WO2019210885A1 (en) * | 2018-11-12 | 2019-11-07 | 山东科技大学 | Magnetorheological effect-based smart vertical shaft braking and buffering system, and application thereof |
| CN109399416A (en) * | 2018-12-12 | 2019-03-01 | 宁津汇丰消声器有限公司 | A kind of carriage self-locking mechanism |
| CN109399416B (en) * | 2018-12-12 | 2020-05-08 | 浙江鲸叹科技有限公司 | Car self-locking mechanism |
| CN110861991A (en) * | 2019-11-14 | 2020-03-06 | 徐蒙 | Emergency anti-falling system for building construction elevator |
| CN112573321A (en) * | 2019-11-14 | 2021-03-30 | 徐蒙 | Emergency anti-falling system and method for building construction elevator |
| CN111689331A (en) * | 2020-07-28 | 2020-09-22 | 山东省特种设备检验研究院济宁分院 | Elevator car-sliding prevention device, manufacturing method and car-sliding prevention method |
| CN113353752A (en) * | 2021-05-19 | 2021-09-07 | 重庆市华创电梯部件有限公司 | Device for preventing accidental movement of elevator car |
| CN113387255A (en) * | 2021-06-28 | 2021-09-14 | 嘉世达电梯有限公司 | High-safety strong-drive traction household elevator |
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Application publication date: 20161116 |