CN106800228A - Car accidental movement safeguard protection method for arranging - Google Patents
Car accidental movement safeguard protection method for arranging Download PDFInfo
- Publication number
- CN106800228A CN106800228A CN201710029945.XA CN201710029945A CN106800228A CN 106800228 A CN106800228 A CN 106800228A CN 201710029945 A CN201710029945 A CN 201710029945A CN 106800228 A CN106800228 A CN 106800228A
- Authority
- CN
- China
- Prior art keywords
- car
- limiter
- speed
- elevator
- accidental movement
- 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
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0018—Devices monitoring the operating condition of the elevator system
- B66B5/0031—Devices monitoring the operating condition of the elevator system for safety reasons
-
- 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
-
- 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
- B66B5/08—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for preventing overwinding
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The present invention relates to elevator safety technical field, specially a kind of car accidental movement safeguard protection method for arranging.The method comprises the following steps that side relative with guiding mechanism on car is located in hoistway sets the second pulling apparatus；Limiter of speed is set on the second pulling apparatus；A unintended car movement protection device is set in elevator traction counterweight mechanism; and unintended car movement protection device and limiter of speed are attached transmission; limiter of speed detects the shift motion of car; when the mobile formation of car is more than the detection range of limiter of speed; limiter of speed drives unintended car movement protection device to stop the work of elevator traction counterweight mechanism, car is stopped and stops.The present invention prevents lift car crouching bottom of falling out of control soaring with rising when old elevator is reequiped；Prevent lift car from leaving floor in the state of door is not closed；Prevent traction steel cord from sliding the accidental movement of car generation on the traction sheave；Prevent lift car from quickly being run in the state of door lock short circuit does not reset；Accurately judge the generation of accidental movement of elevator cage；There is no misoperation under brake hard and power down mode.
Description
Technical field
The present invention relates to elevator safety technical field, specially a kind of car accidental movement safeguard protection method for arranging.
Background technology
In current elevator market, the customer requirement safe and comfortable parallel epoch, it is ensured that elevator safety comfortably stablizes fortune
The social responsibility of Hang Shi elevators producer, current all elevators prevent the main operational principle of car accidental movement detecting system be by
Single detecting system detection lift car is not turned off and the triggering stop system system after movement in enabling region in door
Move or periodically brake force is carried out from monitoring.
In GB definition car accidental movement (unintended car movement) " in onlocking zone and
Under door opening state, car leaves the movement of stop without instruction, not comprising the movement that loading and unloading cause." it can be seen that：
1. in onlocking zone；
2. under door opening state；
3. stop is left without instruction；
These three conditions have been provided simultaneously with being only possible to can accident.
Reduce or disappearance, control system failure, the error of operating personnel in brake failure, traction in actual applications
When be very easy to make three conditions of the above to be provided simultaneously with, so as to trigger accident.Wherein 1. and 2. condition is elevator
It is necessarily present in normal course of operation, only prevents condition formation 3. from blocking the formation of this fault chains, from
And avoid the generation of such accident.New clothes elevator typically all comes with supporting detection and pulling apparatus, and for old elevator
Quite different, such old elevator is as shown in figure 1, generally comprise a car 1, described car is connected with the He of traction counterweight mechanism 2
Located at the guiding mechanism 3 of car side, due to installing year limit for length, there is hidden danger in safeguard construction, and old elevator recoverable amount
It is huge, how to make old elevator that there is new installation safeguard measure, its security for using is improved, it is to be difficult to solve in the industry for a long time
Technical barrier.
The content of the invention
New installation protection mechanism is laid it is an object of the invention to provide a kind of original structure based on old elevator, carry
The car accidental movement safeguard protection method for arranging of the security that old elevator high is used.
The method comprises the following steps：
S1, relative with guiding mechanism on car side in hoistway set the second pulling apparatus；
S2, on the second pulling apparatus limiter of speed is set；
S3, a unintended car movement protection device is set in elevator traction counterweight mechanism, and car accidental movement is protected
Protection unit is attached transmission with limiter of speed, and limiter of speed detects the shift motion of car, when the mobile formation of car is more than speed limit
During the detection range of device, limiter of speed drives unintended car movement protection device to stop the work of elevator traction counterweight mechanism, makes car
Stop and stop.
Preferably, described step S1 further includes step：
S1-1, the runner in setting in elevator(lift) machine room；
S1-2, the runner in the case where elevator hoistways bottom is set；
S1-3, the installation lifting steel cable on upper runner and lower runner；
S1-4, by car be installed on lifting steel cable on.
Preferably, described step S2 be by described upper runner for limiter of speed fifth wheel.
Preferably, also including step：Pit swelling device is provided with S4, lower rotating wheel.
Preferably, in described step S1-4, car is installed on lifting steel cable by a upper beam fixed seat.
By adopting the above-described technical solution, the present invention need not detect trigger mechanism when old elevator is reequiped；Abrasion
Small, long lifespan, later maintenance cost are low；Stop application point is acted directly on car, safety and reliability.Prevent lift car from losing
Control crouching bottom of falling soaring with rising；Prevent lift car from leaving floor in the state of door is not closed；Prevent traction steel cord from existing
The accidental movement that car is produced is slid on traction sheave；Prevent lift car from quickly being run in the state of door lock short circuit does not reset；
Accurately judge the generation of accidental movement of elevator cage；There is no misoperation under brake hard and power down mode.
Brief description of the drawings
Fig. 1 is the tracting structure schematic diagram of existing elevator；
Fig. 2 is the structural representation after existing elevator installs protection structure additional.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 2 is referred to, the car accidental movement safeguard protection method for arranging of embodiments of the invention comprises the following steps：
S1, relative with guiding mechanism on car side in hoistway set the second pulling apparatus 4；
S2, the setting limiter of speed 5 on the second pulling apparatus；
S3, a unintended car movement protection device 6 is set in elevator traction counterweight mechanism, and car accidental movement is protected
Protection unit 6 is attached transmission with limiter of speed 5, and limiter of speed 5 detects the shift motion of car 1, when the mobile formation of car 1 is more than
During the detection range of limiter of speed 5, limiter of speed 5 drives unintended car movement protection device 6 to stop the work of elevator traction counterweight mechanism 2
Make, car is stopped and stop.
The operation principle of limiter of speed and unintended car movement protection device employed in the present embodiment is referred to
Specific descriptions in two patent documents of CN201520597337.5 and CN201520819364.2, the present embodiment is intended to illustrate base
Method is installed additional in the part under this principle, actually used part can select to use as needed, positioned at all hall doors and sedan-chair
Position detecting switch (elevator is carried) on door controls opening and the release of the electromagnetic brake on the limiter of speed on car, electricity
Connected gear can be rotated on the guide rail equipped with tooth bar when magnetic brake is opened, and elevator runs well, and brake is released
Connected gear can not be rotated when putting, and form braking, and the state of brake has electric switch to verify.So newly-increased elevator
And the old ladder transformation arrangement scheme in scene is as follows：It is a set of by increasing on the basis of all parts of original elevator are not changed
The second brand-new pulling apparatus, by device linkage limiter of speed, monitor the accidental movement of car, when the movement for monitoring car
More than the stroke monitoring range of limiter of speed, drive unintended car movement protection device to act by the torque arm of limiter of speed, make car
Stop.The unintended car movement protection device is bi-directional braking part, is driven by bidirectional speed limiter, when elevator overspeed is up or
Person's hypervelocity is descending can to play a part of stop car, and stop principle is Purely mechanical, safe and reliable.
In specifically installing for the second pulling apparatus, in the present embodiment, described step S1 further includes step：
S1-1, the runner in setting in elevator(lift) machine room；
S1-2, the runner in the case where elevator hoistways bottom is set；
S1-3, the installation lifting steel cable on upper runner and lower runner；
S1-4, by car be installed on lifting steel cable on.
For more rational installing component, make the work of limiter of speed more directly and accurate, it is described in the present embodiment
Step S2 be by described upper runner for limiter of speed fifth wheel.
In the present embodiment, also including step：Pit swelling device is provided with S4, lower rotating wheel.
In the present embodiment, in described step S1-4, car is installed on lifting steel cable by a upper beam fixed seat.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (5)
1. car accidental movement safeguard protection method for arranging, it is characterised in that comprise the following steps：
S1, relative with guiding mechanism on car side in hoistway set the second pulling apparatus；
S2, on the second pulling apparatus limiter of speed is set；
S3, a unintended car movement protection device is set in elevator traction counterweight mechanism, and car accidental movement is protected is filled
Put and be attached transmission with limiter of speed, limiter of speed detects the shift motion of car, when the mobile formation of car is more than limiter of speed
During detection range, limiter of speed drives unintended car movement protection device to stop the work of elevator traction counterweight mechanism, car is stopped and stops.
2. car accidental movement safeguard protection method for arranging as claimed in claim 1, it is characterised in that in described step S1
Further include step：
S1-1, the runner in setting in elevator(lift) machine room；
S1-2, the runner in the case where elevator hoistways bottom is set；
S1-3, the installation lifting steel cable on upper runner and lower runner；
S1-4, by car be installed on lifting steel cable on.
3. car accidental movement safeguard protection method for arranging as claimed in claim 2, it is characterised in that：Described step S2 is
It is the fifth wheel of limiter of speed by described upper runner.
4. car accidental movement safeguard protection method for arranging as claimed in claim 1, it is characterised in that also including step：
Pit swelling device is provided with S4, lower rotating wheel.
5. car accidental movement safeguard protection method for arranging as claimed in claim 1, it is characterised in that：Described step S1-4
In, car is installed on lifting steel cable by a upper beam fixed seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710029945.XA CN106800228A (en) | 2017-01-13 | 2017-01-13 | Car accidental movement safeguard protection method for arranging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710029945.XA CN106800228A (en) | 2017-01-13 | 2017-01-13 | Car accidental movement safeguard protection method for arranging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106800228A true CN106800228A (en) | 2017-06-06 |
Family
ID=58985660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710029945.XA Pending CN106800228A (en) | 2017-01-13 | 2017-01-13 | Car accidental movement safeguard protection method for arranging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106800228A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107601204A (en) * | 2017-10-19 | 2018-01-19 | 中联重科股份有限公司 | Lift |
| CN110002312A (en) * | 2019-04-30 | 2019-07-12 | 广东省特种设备检测研究院珠海检测院 | One kind is based on pressure sensing anti-shearing elevator cage door system and shearing prevention method |
| CN113844978A (en) * | 2020-06-25 | 2021-12-28 | 奥的斯电梯公司 | Safety joint with pulley |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008162767A (en) * | 2006-12-28 | 2008-07-17 | Toshiba Elevator Co Ltd | Emergency stop device for elevator |
| CN203568629U (en) * | 2013-09-16 | 2014-04-30 | 希姆斯电梯(中国)有限公司 | Elevator safety gear lifting and pulling mechanism |
| JP2014201379A (en) * | 2013-04-02 | 2014-10-27 | 三菱電機株式会社 | Elevator modification method |
| CN204569059U (en) * | 2014-07-08 | 2015-08-19 | 东芝电梯株式会社 | The velocity limiter of elevator |
| CN204778140U (en) * | 2014-06-26 | 2015-11-18 | 东芝电梯株式会社 | Elevator speed limiter |
| CN105883530A (en) * | 2016-03-29 | 2016-08-24 | 苏州博量电梯科技有限公司 | Braking device and method for preventing elevator from accidentally moving |
| CN106006285A (en) * | 2016-07-27 | 2016-10-12 | 京东方科技集团股份有限公司 | Elevator protective device and method |
| CN106144827A (en) * | 2016-08-24 | 2016-11-23 | 东南电梯股份有限公司 | A kind of bidirectional safe forceps system preventing door-opened elevator state car accidental movement |
-
2017
- 2017-01-13 CN CN201710029945.XA patent/CN106800228A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008162767A (en) * | 2006-12-28 | 2008-07-17 | Toshiba Elevator Co Ltd | Emergency stop device for elevator |
| JP2014201379A (en) * | 2013-04-02 | 2014-10-27 | 三菱電機株式会社 | Elevator modification method |
| CN203568629U (en) * | 2013-09-16 | 2014-04-30 | 希姆斯电梯(中国)有限公司 | Elevator safety gear lifting and pulling mechanism |
| CN204778140U (en) * | 2014-06-26 | 2015-11-18 | 东芝电梯株式会社 | Elevator speed limiter |
| CN204569059U (en) * | 2014-07-08 | 2015-08-19 | 东芝电梯株式会社 | The velocity limiter of elevator |
| CN105883530A (en) * | 2016-03-29 | 2016-08-24 | 苏州博量电梯科技有限公司 | Braking device and method for preventing elevator from accidentally moving |
| CN106006285A (en) * | 2016-07-27 | 2016-10-12 | 京东方科技集团股份有限公司 | Elevator protective device and method |
| CN106144827A (en) * | 2016-08-24 | 2016-11-23 | 东南电梯股份有限公司 | A kind of bidirectional safe forceps system preventing door-opened elevator state car accidental movement |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107601204A (en) * | 2017-10-19 | 2018-01-19 | 中联重科股份有限公司 | Lift |
| CN110002312A (en) * | 2019-04-30 | 2019-07-12 | 广东省特种设备检测研究院珠海检测院 | One kind is based on pressure sensing anti-shearing elevator cage door system and shearing prevention method |
| CN113844978A (en) * | 2020-06-25 | 2021-12-28 | 奥的斯电梯公司 | Safety joint with pulley |
| CN113844978B (en) * | 2020-06-25 | 2023-02-03 | 奥的斯电梯公司 | Safety joint with pulley |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170606 |
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| RJ01 | Rejection of invention patent application after publication |