CN108622761A - A kind of fall protection equipment of elevator - Google Patents
A kind of fall protection equipment of elevator Download PDFInfo
- Publication number
- CN108622761A CN108622761A CN201810737640.9A CN201810737640A CN108622761A CN 108622761 A CN108622761 A CN 108622761A CN 201810737640 A CN201810737640 A CN 201810737640A CN 108622761 A CN108622761 A CN 108622761A
- Authority
- CN
- China
- Prior art keywords
- car
- elevator
- buffer
- speed
- limiter
- 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
- 229920002635 polyurethane Polymers 0.000 claims abstract description 7
- 239000004814 polyurethane Substances 0.000 claims abstract description 7
- 239000006096 absorbing agent Substances 0.000 claims abstract description 6
- 230000003139 buffering effect Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 208000033999 Device damage Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
-
- 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
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
- B66B5/044—Mechanical overspeed governors
-
- 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)
- Cage And Drive Apparatuses For Elevators (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention discloses a kind of fall protection equipments of elevator; when car accidental falling; the runner of the first limiter of speed and the second limiter of speed is because the too fast change centrifugal force of rotating speed is to stop operating above elevator, and at this moment limiter of speed stops operating, and braking action is generated to fall to car；Safety rope is provided in elevator, length and the elevator height of safety rope are consistent, so when car falls, safety rope can ensure that car will not make impact with the ground；The first buffer spring is provided in car, cage bottom is provided with the second buffer spring and third buffer spring, so after car falls, three layers of buffer spring of bottom can absorb the power fallen；In elevator car and to pouring weight correspond to lower section be provided with polyurethane bumper absorber, can effectively buffer the car to fall, therefore, the present invention from bottom buffering and top power traction in terms of to fall elevator progress deceleration buffer, it is simple in structure, securely and reliably.
Description
Technical field
The present invention relates to elevator fall protection equipment technical field, specially a kind of fall protection equipment of elevator.
Background technology
Currently, elevator is a kind of using motor as the vertical conveyor of power, box-like gondola is housed, is multiplied for tier building
People or carrying cargo, in recent years, the personnel casualty accidents caused by elevator faults happen occasionally, and attract people's attention,
In elevator faults, wire halyard is broken and the consequence of the used during elevator falling accident of initiation is the most serious, and such accident is often
The severely injured disability of personnel and death in elevator are caused, when elevator raising and lowering currently on the market shakes excessive, lifting gear
There are one only, when device damages, no other devices are replaced, and accident occurs often.
Therefore, it is necessary to a kind of used during elevator falling protective device of efficient stable, the generation to avert a calamity.
Invention content
The purpose of the present invention is to provide a kind of fall protection equipments of elevator, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the present invention provides the following technical solutions：
A kind of fall protection equipment of elevator, including elevator are provided with car, the elevator in the elevator
Top is provided with traction sheave, and the traction sheave left and right sides is respectively arranged with the first limiter of speed and the second speed limit above the elevator
Device, car upper surface connection hoist ropes one end, the hoist ropes other end bypass respectively the first limiter of speed speed limit device wheel,
The speed limit device wheel of traction sheave and the second limiter of speed is simultaneously connected with to pouring weight, described to be set on front side of car in elevator to pouring weight
It sets, at left and right sides of the car and front side is both provided with guide rail, and the car and guide rail are slidably connected setting.
Preferably, the car top end face is provided with several hanging rings, and the left and right sides is provided with crossbeam above the elevator,
It is connected with safety rope between the crossbeam and hanging ring.
Preferably, the safety rope length is equal to elevator height.
Preferably, it is provided with bottom plate in the car, if being connected between bottom sidewall in the bottom plate and car
Dry first buffer spring, is provided with several buffer stoppers below the car, it is described in be provided with cushion chamber, the car bottom face
Several struts are provided between buffer stopper, the strut upper end is fixedly connected with setting, the strut lower end with car bottom face
It stretches into and is connected with fixed block in cushion chamber, be connected with the second buffer spring in the cushion chamber between bottom sidewall and fixed block,
Branch rod outer surface between the buffer stopper upper surface and car bottom face is provided with third buffer spring, the third buffering elastic
Spring upper and lower end face is fixedly connected with setting with car bottom face and buffer stopper upper surface respectively, and the buffer stopper lower end is fixedly connected
There is buffer board.
Preferably, car is both provided with polyurethane buffering with to the corresponding lower section of pouring weight on bottom end face in the elevator
Device.
Compared with prior art, the beneficial effects of the invention are as follows：Car in the present invention is elevator case, when car accident
When falling, the runner of the first limiter of speed and the second limiter of speed above elevator is because the too fast change centrifugal force of rotating speed turns to stopping
It is dynamic, while also will disconnect the electric loop of elevator and stopping traction sheave rotation, at this moment limiter of speed stops operating, to be fallen to car
Fall generation braking action；Safety rope is provided in elevator, length and the elevator height of safety rope are consistent, so working as sedan-chair
When compartment is fallen, safety rope can tense, and ensure that car will not make impact with the ground；The first buffer spring, sedan-chair are provided in car
Compartment bottom is provided with the second buffer spring and third buffer spring, so after car falls, three layers of buffer spring meeting of bottom
Absorb the power fallen；In elevator car and to pouring weight correspond to lower section be provided with polyurethane bumper absorber, can effectively buffer and fall
Car, therefore, the present invention carries out deceleration buffer in terms of bottom buffering and top power traction to the elevator that falls, and structure is simple
It is single, securely and reliably.
Description of the drawings
Fig. 1 is a kind of elevator the side view figure structure schematic representation of the fall protection equipment of elevator；
Fig. 2 is a kind of elevator main view schematic diagram of the fall protection equipment of elevator；
Fig. 3 is a kind of car structure schematic diagram of the fall protection equipment of elevator.
In figure：1- polyurethane bumper absorbers, 2- cars, 3- lifting lugs, 4- elevators, the first limiter of speeds of 5-, 6- traction sheaves, 7- are draged
Messenger, 8- guide rails, 9- is to pouring weight, 11- safety ropes, 12- crossbeams, 13- bottom plates, the first buffer springs of 14-, 15- third buffering elastics
Spring, 16- struts, 17- cushion chambers, 18- fixed blocks, the second buffer springs of 19-, 20- buffer boards, the second limiter of speeds of 21-, 22- are slow
Rush block.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
~3 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of fall protection equipment of elevator, including elevator
Well 4, car 2 is provided in the elevator 4, and 4 top of the elevator is provided with traction sheave 6,4 top traction of the elevator
6 left and right sides of wheel is respectively arranged with the first limiter of speed 5 and the second limiter of speed 21, and 2 upper surface of the car connects hoist ropes 7 one
End, 7 other end of the hoist ropes bypass speed limit device wheel, the limit of traction sheave 6 and the second limiter of speed 21 of the first limiter of speed 5 respectively
Fast device wheel is simultaneously connected with to pouring weight 9, the 2 front side setting of car in elevator 4 to pouring weight 9,2 left and right sides of the car with
And front side is both provided with guide rail 8, the car 2 and guide rail 8 are slidably connected setting.
2 top end face of the car is provided with several hanging rings 3, and the 4 top left and right sides of the elevator is provided with crossbeam 12, institute
It states and is connected with safety rope 11 between crossbeam 12 and hanging ring 3.
11 length of the safety rope is equal to 4 height of elevator.
It is provided with bottom plate 13 in the car 2, is connected between bottom sidewall in the bottom plate 13 and car 2 several
First buffer spring 14, the lower section of the car 2 are provided with several buffer stoppers 22, it is described in be provided with cushion chamber 17, the car 2
Several struts 16 are provided between bottom face and buffer stopper 22,16 upper end of the strut is fixedly connected with setting with 2 bottom face of car,
16 lower end of the strut, which is stretched into cushion chamber 17, is connected with fixed block 18, in the cushion chamber 17 bottom sidewall and fixed block 18 it
Between be connected with the second buffer spring 19, the setting of 16 outer surface of strut between 2 bottom face of 22 upper surface of the buffer stopper and car
Have a third buffer spring 15,15 upper and lower end face of third buffer spring respectively with 22 upper end of 2 bottom face of car and buffer stopper
Face is fixedly connected with setting, and 22 lower end of the buffer stopper is fixedly connected with buffer board 20.
Car 2 is both provided with polyurethane bumper absorber 1 with to the corresponding lower section of pouring weight 9 on bottom end face in the elevator 4.
The present invention operation principle be：In the present invention, when 2 accidental falling of car, 4 the first limiter of speed 5 of top of elevator
With the runner of the second limiter of speed 21 because the too fast change centrifugal force of rotating speed is to stop operating, while it also will disconnect the electrical of elevator
Circuit simultaneously stops the rotation of traction sheave 6, and at this moment limiter of speed stops operating, and braking action is generated to fall to car 2；Elevator 4
It is inside provided with safety rope 11, length and 4 height of elevator of safety rope 11 are consistent, so when car 2 falls, peace
Full rope 11 can tense, and ensure that car 2 will not make impact with the ground；The first buffer spring 14 is provided in car 2,2 bottom of car is set
It is equipped with the second buffer spring 19 and third buffer spring 15, so after car 2 falls, three layers of buffer spring of bottom can absorb
The power fallen；In elevator 4 car 2 and to pouring weight 9 correspond to lower section be provided with polyurethane bumper absorber 1, can effectively buffer and fall
Car 2.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (5)
1. a kind of fall protection equipment of elevator, including elevator (4), it is characterised in that：It is provided in the elevator (4)
Car (2), elevator (4) top are provided with traction sheave (6), and traction sheave (6) left and right sides is divided above the elevator (4)
It is not provided with the first limiter of speed (5) and the second limiter of speed (21), car (2) upper surface connects hoist ropes (7) one end, described
Hoist ropes (7) other end is respectively around the speed limit device wheel of the first limiter of speed (5), traction sheave (6) and the second limiter of speed (21)
Speed limit device wheel is simultaneously connected with to pouring weight (9), described that pouring weight (9) is arranged on front side of elevator (4) interior car (2), the car
(2) left and right sides and front side are both provided with guide rail (8), and the car (2) and guide rail (8) are slidably connected setting.
2. a kind of fall protection equipment of elevator according to claim 1, it is characterised in that：Car (2) top
Face is provided with several hanging rings (3), and the left and right sides is provided with crossbeam (12) above the elevator (4), the crossbeam (12) with hang
Safety rope (11) is connected between ring (3).
3. a kind of fall protection equipment of elevator according to claim 2, it is characterised in that：The safety rope (11) is long
Degree is equal to elevator (4) height.
4. a kind of fall protection equipment of elevator according to claim 1, it is characterised in that：It is set in the car (2)
It is equipped with bottom plate (13), several first buffer springs are connected between the bottom plate (13) and car (2) interior bottom sidewall
(14), be provided with several buffer stoppers (22) below the car (2), it is described in be provided with cushion chamber (17), car (2) bottom
Several struts (16) are provided between end face and buffer stopper (22), strut (16) upper end is fixed with car (2) bottom face to be connected
Setting is connect, strut (16) lower end is stretched into cushion chamber (17) and is connected with fixed block (18), the interior bottom of the cushion chamber (17)
The second buffer spring (19), buffer stopper (22) upper surface and car (2) bottom end are connected between side wall and fixed block (18)
Strut (16) outer surface between face is provided with third buffer spring (15), third buffer spring (15) the upper and lower end face difference
Setting is fixedly connected with car (2) bottom face and buffer stopper (22) upper surface, buffer stopper (22) lower end is fixedly connected with
Buffer board (20).
5. a kind of fall protection equipment of elevator according to claim 1, it is characterised in that：In the elevator (4)
Car (2) is both provided with polyurethane bumper absorber (1) with to pouring weight (9) corresponding lower section on bottom end face.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810737640.9A CN108622761A (en) | 2018-07-06 | 2018-07-06 | A kind of fall protection equipment of elevator |
| PCT/CN2018/105928 WO2020006872A1 (en) | 2018-07-06 | 2018-09-17 | Anti-falling protection device of elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810737640.9A CN108622761A (en) | 2018-07-06 | 2018-07-06 | A kind of fall protection equipment of elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108622761A true CN108622761A (en) | 2018-10-09 |
Family
ID=63688752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810737640.9A Pending CN108622761A (en) | 2018-07-06 | 2018-07-06 | A kind of fall protection equipment of elevator |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108622761A (en) |
| WO (1) | WO2020006872A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109095316A (en) * | 2018-10-12 | 2018-12-28 | 苏州德奥电梯有限公司 | A kind of used during elevator falling buffer unit |
| CN109179151A (en) * | 2018-10-16 | 2019-01-11 | 苏州德奥电梯有限公司 | A kind of anti-falling safe elevator |
| CN112660960A (en) * | 2020-12-29 | 2021-04-16 | 浙江西沃电梯有限公司 | High-safety protection device for preventing elevator from overspeed and accidental movement |
| CN114291685A (en) * | 2021-12-28 | 2022-04-08 | 住友富士电梯有限公司 | Elevator with anti-falling structure |
| CN114291694A (en) * | 2021-12-29 | 2022-04-08 | 住友富士电梯有限公司 | Intelligent elevator with shock-absorbing structure |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116873688B (en) * | 2023-09-01 | 2023-12-12 | 浙江昇达机电设备有限公司 | Elevator and control system thereof |
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| DE202004013174U1 (en) * | 2004-08-24 | 2004-10-07 | Oelsmeier, Ingo, Dipl.-Ing. | Speed limiter between lift cabin and counterweight has securing support means running from counter weight avoiding need for lift arrester |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109095316A (en) * | 2018-10-12 | 2018-12-28 | 苏州德奥电梯有限公司 | A kind of used during elevator falling buffer unit |
| CN109179151A (en) * | 2018-10-16 | 2019-01-11 | 苏州德奥电梯有限公司 | A kind of anti-falling safe elevator |
| CN112660960A (en) * | 2020-12-29 | 2021-04-16 | 浙江西沃电梯有限公司 | High-safety protection device for preventing elevator from overspeed and accidental movement |
| CN114291685A (en) * | 2021-12-28 | 2022-04-08 | 住友富士电梯有限公司 | Elevator with anti-falling structure |
| CN114291694A (en) * | 2021-12-29 | 2022-04-08 | 住友富士电梯有限公司 | Intelligent elevator with shock-absorbing structure |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020006872A1 (en) | 2020-01-09 |
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Effective date of registration: 20200922 Address after: 215 200 No. 588 Yita Road, Wujiang Economic and Technological Development Zone, Suzhou City, Jiangsu Province Applicant after: SUZHOU DEAO ELEVATOR Co.,Ltd. Address before: 215200 No. 588 Yitang Road, Wujiang Economic and Technological Development Zone, Suzhou City, Jiangsu Province Applicant before: SUZHOU MAYFORD ELEVATOR Co.,Ltd. |