CN107572341A - A kind of elevator safety landing system and method - Google Patents
A kind of elevator safety landing system and method Download PDFInfo
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- CN107572341A CN107572341A CN201710940318.1A CN201710940318A CN107572341A CN 107572341 A CN107572341 A CN 107572341A CN 201710940318 A CN201710940318 A CN 201710940318A CN 107572341 A CN107572341 A CN 107572341A
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- elevator
- bridge case
- elevator bridge
- gas generator
- speed
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Abstract
A kind of elevator safety landing system and method, including elevator bridge case (2), control system (3), velocity sensor (4), gas generator (5), buffer air bag (6), infrared range-measurement system (7), retro-rocket group (8)；When there is decline out of control in elevator bridge case (2), infrared range-measurement system (7) measurement elevator bridge case (2) arrives the distance of bottom, velocity sensor (4) measures elevator bridge case (2) real-time speed, control system (3) control solid mouse group (8) provides deboost in nominal position, reduce elevator bridge case (2) speed, subsequent gas generator (5) work, buffer air bag (6) inflatable open of elevator bridge case (2) bottom.Landing system of the present invention and method, during any opening position tenesmus, elevator lapse rate can be reduced to safe range in passage for ensureing elevator bridge case, the personnel in elevator and equipment safety is ensured, avoid the occurrence of serious personal and property loss.
Description
Technical field
The present invention relates to a kind of elevator safety landing system and method, for during elevator tenesmus out of control, by elevator
Lapse rate is reduced to safe range, ensures the personnel in elevator and equipment safety, avoids the occurrence of serious personal and property loss
Field.
Background technology
With the fast development of society, high-rise is more and more, and the configuration and use of elevator are increasingly frequent, thus lead
The elevator safety accident of cause is also of common occurrence.Away from ground when being run due to elevator, frequently resulted in if there is falling accident
The serious casualties, therefore the safety issue of elevator also increasingly attracts attention.
Designed currently for elevator safety system, it is thus proposed that it is anti-to be additionally arranged at the bottom single solid mouse in elevator bridge case
Push away, air bag or oleo cushion system, but such scheme can not effectively reduce elevator bridge case lapse rate in time, meet
Security assurance requirements during falling accident occur for elevator any position in passage, it is therefore desirable to propose that a kind of new elevator safety
Land system.
The content of the invention
Present invention solves the technical problem that it is：A kind of overcome the deficiencies in the prior art, there is provided elevator safety landing system
And method, it can ensure that elevator lapse rate during any opening position tenesmus, can be reduced to peace by elevator bridge case in passage
Gamut, the personnel in elevator and equipment safety are ensured, avoids the occurrence of serious personal and property loss.
The present invention technical solution be：A kind of elevator safety landing system, including elevator bridge case, control system, speed
Spend sensor, gas generator, buffer air bag, infrared range-measurement system, retro-rocket group；When there is decline out of control in elevator bridge case,
Infrared range-measurement system measures elevator bridge case to the distance of bottom, velocity sensor measurement elevator bridge case real-time speed, control system control
Solid mouse group processed provides deboost, reduces elevator bridge case speed, and then gas generator works, elevator bridge bottom portion
Buffer air bag inflatable open.
The real-time speed that distance that described control system obtains according to infrared range-measurement system measurement, velocity sensor measurement obtain
Spending the method for obtaining controlling solid mouse group, the time of gas generator work or standard is：
(1) control i solid mouse group to provide deboost, and judge elevator bridge spacing from a distance from bottom, it is real-time
Decrease speed, wherein, i is positive integer and initial value is 1；
(2) when elevator bridge case at the 5m of bottom speed downwards and not be 0 when, be transferred to step (3), otherwise, i=i+
1, and it is transferred to step；
(3) when elevator bridge case speed is 0 or is upward, gas generator is started working, and opens elevator bridge bottom portion
Buffer air bag.
Described retro-rocket group includes 7 solid mouses, and solid mouse is along elevator bridge case radial equipartition, using half
Conductor bridge-type igniter, semiconductor bridge-type igniter carry out Redundancy Design, select high burn rate modified double base propellant.
Described gas generator is symmetrical in elevator bridge bottom portion, using semiconductor bridge-type igniter, semiconductive bridge
Formula igniter takes Redundancy Design.
The material of described buffer air bag includes base fabric, coating, wearing layer, can bear the combustion gas temperature not higher than 230 DEG C
Degree.
Described gas generator is cylindrical structure, filling gas generator propellant powder column, filtering and cooling agent, igniter cartridge
Using black powder+boron potassium nitrate medicine cake structure, filtering and cooling agent use NaHCO3Particle.
Described retro-rocket group is circular flange structure, is evenly arranged 7 holes, and solid mouse is assembled in 7 holes respectively,
19 high burn rate powder column is loaded inside each mouse, run-up can be pushed away soon, the solid mouse of work is axial symmetry.
Described gas generator is by the form solid of bearing+anchor ear behind the bottom of elevator bridge case 2, buffer air bag folding
It is packaged in the bottom of elevator bridge case 2.
Described gas generator is provided with filtering, cooling element so that the gas temperature into buffer air bag is less than buffering
The heat resisting temperature of bag material.
A kind of elevator safety landing concept, comprises the following steps：
(1) when the decline out of control of elevator bridge case, distance of the measurement elevator bridge case to bottom, elevator bridge case real-time speed；
(2) judge distance of the elevator bridge case to bottom, elevator bridge case real-time speed, control the solid mouse of minimum number
Work so that elevator bridge case speed apart from the 5m of bottom at upwards motion or speed be 0, to elevator bridge case offer reverse push
Power, when elevator bridge case speed is 0 or moved upwards, gas generator is started working, and opens the buffering in elevator bridge bottom portion
Air bag.
The present invention compared with prior art the advantages of be：
(1) safety landing system of the present invention and method are able to ensure that elevator bridge case ensures electricity when the failure of any position is fallen
The safety of passenger in ladder, avoids the occurrence of serious personal and property loss, has good use value；
(2) safety landing system of the present invention and method, will according to control system using the solid mouse group of an array
Mouse working quantity can be controlled in real time by asking, and guarantee to reduce elevator bridge case speed to OK range；
(3) compared with prior art, solid mouse uses high burn rate solid propellant, energy to safety landing system of the present invention
Enough quick generation thrust, reacts on rapidly elevator bridge case；
(4) safety landing system gas generator of the present invention uses low burn temperature gas generator propellant powder column, combustion gas cleaning, combustion temperature
It is relatively low, igniter cartridge use " black powder+boron potassium nitrate medicine cake " structure, can reliable ignition gas generator propellant powder column, adopt simultaneously
By the use of NaHCO3 materials as filtering and cooling agent, designed by labyrinth type blast tube, ensure that gas outlet temperature is not higher than 200
DEG C, there is good use value.
Brief description of the drawings
Fig. 1, which is that the solid mouse work of the present invention is counter, pushes away schematic diagram；
Fig. 2 is the gas generator work inflation schematic diagram of the present invention；
Fig. 3 is the buffer air bag operating diagram of the present invention；
Fig. 4 is the gas generator schematic diagram of the present invention.
Embodiment
The present invention in view of the shortcomings of the prior art, proposes a kind of elevator safety landing system and method, for ensureing elevator
Elevator lapse rate during any opening position tenesmus, can be reduced to safe range by bridge case in passage, ensure in elevator
Personnel and equipment safety, avoid the occurrence of serious personal and property loss.The present invention is integrated with solid mouse on elevator bridge case
Group, gas generator and air bag, pass through multiple safety measures, it is ensured that elevator (corresponds to when the failure of any position is fallen
The different heights of fall and speed), it can ensure the safety of passenger in elevator；Solid mouse group is by more pieces of solid mouses
Composition, according to the requirement of control system, can ensure certain amount of solid mouse reliably working；Control system is according to elevator
Speed when falling and the distance away from bottom, determine the quantity of solid mouse group work, it is ensured that the backward energy of offer and electricity
Ladder decline potential energy is suitable, to reduce elevator speed to OK range；After elevator speed is reduced to OK range, gas generator is
Worked airbag opening, plays cushioning effect, has ensured the safety of passenger in elevator, and the present invention is carried out below in conjunction with the accompanying drawings
Detailed explanation and illustration.
Push away schematic diagram as solid mouse work that Fig. 1 is the present invention is counter, this elevator safety landing system including power supply 1,
Elevator bridge case 2, control system 3, velocity sensor 4, gas generator 5, buffer air bag 6, infrared range-measurement system 7, retro-rocket group
8, design core is control system 3, gas generator 5, buffer air bag 6, retro-rocket group 8.
Control system 3 is conventional single-chip computer control system, and core is built-in control program；It is illustrated in figure 4 combustion gas hair
Raw device structural representation, gas generator 5 is cylindrical structure, 19 low burn temperature gas generator propellant powder column (SYQu- of inside filling
1A double base propellants)；Igniter cartridge uses " black powder+boron potassium nitrate medicine cake " structure；Igniter side by side light a fire by double hairs, redundancy；
Using NaHCO3Particle is filtering and cooling agent, is designed by labyrinth type blast tube, ensures that gas outlet temperature is not higher than 200
℃；Buffer air bag 6：High intensity, exotic material air bag are selected, the fuel gas temperature not higher than 230 DEG C can be born；Retro-rocket
Group 8 is circular flange structure, uniform 7 holes, a solid mouse is filled per hole；Each solid mouse is cylindrical structure；
After receiving control system signal, mouse group can ensure one or more product reliably workings, produce different thrusts；It is each small
19 high burn rate powder column (MXZ-1 modified double base propellants) is loaded inside rocket；Igniter cartridge uses No. 2 big grain black powder；Point
Firearm side by side light a fire by double hairs, redundancy.
The assembly method of safety landing system of the present invention and method includes：Assemble power supply 1, control respectively on elevator bridge case 2
System 3 processed, velocity sensor 4, gas generator 5, buffer air bag 6, infrared range-measurement system 7, retro-rocket group 8, assemble sequence are
4 → control system of gas generator 5 → buffer air bag, 6 → retro-rocket group 8 → infrared range-measurement system, 7 → velocity sensor 3 → electricity
Source 1.
Gas generator 5 is by the form solid of " bearing+anchor ear " in the bottom of elevator bridge case 2；Retro-rocket group 8 passes through spiral shell
Bolt is arranged on the ring flange of the bottom of elevator bridge case 2；Buffer air bag 6 is packaged in the bottom of elevator bridge case 2 after folding.
The gas generator work inflation schematic diagram of the present invention is illustrated in figure 2, is illustrated in figure 3 the buffering gas of the present invention
Capsule operating diagram, when decline out of control occurs in elevator, infrared range-measurement system 7 measures elevator and passed to the distance of channel bottom, speed
Sensor 4 provides elevator real-time speed.Control system 3 carries according to built-in control program with reference to infrared range-measurement system 7, velocity sensor 4
The data of confession, allow all or part of work of solid mouse group 8 in suitable time, suitable position, there is provided deboost,
The decrease speed of elevator bridge case 2 is reduced, reaches speed safety requirements scope.Subsequent gas generator 5 works, the buffering of elevator bottom
Air bag 6 is opened, and further reduces the speed that elevator declines, and ensures the safety of passenger and equipment in elevator, completes predetermined function.
The content not being described in detail in description of the invention belongs to the known technology of those skilled in the art.
Claims (10)
1. a kind of elevator safety landing system, it is characterised in that including elevator bridge case (2), control system (3), velocity sensor
(4), gas generator (5), buffer air bag (6), infrared range-measurement system (7), retro-rocket group (8)；When elevator bridge case (2) loses
When control declines, infrared range-measurement system (7) measurement elevator bridge case (2) arrives the distance of bottom, velocity sensor (4) measurement elevator bridge case
(2) real-time speed, control system (3) control solid mouse group (8) provide deboost, reduce elevator bridge case (2) speed, so
Gas generator (5) works afterwards, buffer air bag (6) inflatable open of elevator bridge case (2) bottom.
A kind of 2. elevator safety landing concept according to claim 1, it is characterised in that：Described control system (3) root
Obtain controlling solid small fire according to the real-time speed that infrared range-measurement system (7) measures obtained distance, velocity sensor (4) measurement obtains
Arrow group (8), the time of gas generator (5) work or the method for standard are：
(1) control i solid mouse group (8) to provide deboost, and judge distance, reality of the elevator bridge case (2) apart from bottom
When decrease speed, wherein, i is positive integer and initial value is 1；
(2) when elevator bridge case (2) at the 5m of bottom speed downwards and not be 0 when, be transferred to step (3), otherwise, i=i+
1, and it is transferred to step (1)；
(3) when elevator bridge case speed is 0 or is upward, gas generator (5) is started working, and opens the slow of elevator bridge bottom portion
Qi of chong channel ascending adversely capsule.
A kind of 3. elevator safety landing system according to claim 1 or 2, it is characterised in that：Described retro-rocket group
(8) 7 solid mouses are included, solid mouse is along elevator bridge case (2) radial equipartition, using semiconductor bridge-type igniter, half
Conductor bridge-type igniter carries out Redundancy Design, selects high burn rate modified double base propellant.
A kind of 4. elevator safety landing system according to claim 1 or 2, it is characterised in that：Described gas generator
(5) it is distributed in elevator bridge case (2) bottom symmetrical, using semiconductor bridge-type igniter, semiconductor bridge-type igniter takes redundancy to set
Meter.
A kind of 5. elevator safety landing system according to claim 4, it is characterised in that：Described buffer air bag (6)
Material includes base fabric, coating, wearing layer, can bear the fuel gas temperature not higher than 230 DEG C.
A kind of 6. elevator safety landing system according to claim 1 or 2, it is characterised in that：Described gas generator
(5) it is cylindrical structure, filling gas generator propellant powder column, filtering and cooling agent, igniter cartridge use black powder+boron potassium nitrate medicine
Cake structure, filtering and cooling agent use NaHCO3Particle.
A kind of 7. elevator safety landing system according to claim 1 or 2, it is characterised in that：Described retro-rocket group
(8) it is circular flange structure, is evenly arranged 7 holes, 7 holes assembles solid mouse, 19 are loaded inside each mouse respectively
The high burn rate powder column of root, run-up it can push away soon, the solid mouse of work is axial symmetry.
A kind of 8. elevator safety landing system according to claim 1 or 2, it is characterised in that：Described gas generator
(5) bottom of elevator bridge case 2 is packaged in after folding in the bottom of elevator bridge case 2, buffer air bag (6) by the form solid of bearing+anchor ear
Portion.
A kind of 9. elevator safety landing system according to claim 1 or 2, it is characterised in that：Described gas generator
(5) filtering, cooling element are provided with so that the gas temperature into buffer air bag (6) is less than the heat-resisting temperature of buffer air bag (6) material
Degree.
A kind of 10. elevator safety landing concept, it is characterised in that：Comprise the following steps：
(1) when the decline out of control of elevator bridge case, distance of the measurement elevator bridge case to bottom, elevator bridge case real-time speed；
(2) judge distance of the elevator bridge case to bottom, elevator bridge case real-time speed, control the solid mouse work of minimum number
Make so that elevator bridge case speed apart from the 5m of bottom at upwards motion or speed be 0, to elevator bridge case offer deboost,
When elevator bridge case speed is 0 or moved upwards, gas generator is started working, and opens the buffering gas in elevator bridge bottom portion
Capsule.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710940318.1A CN107572341A (en) | 2017-10-11 | 2017-10-11 | A kind of elevator safety landing system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710940318.1A CN107572341A (en) | 2017-10-11 | 2017-10-11 | A kind of elevator safety landing system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107572341A true CN107572341A (en) | 2018-01-12 |
Family
ID=61036565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710940318.1A Pending CN107572341A (en) | 2017-10-11 | 2017-10-11 | A kind of elevator safety landing system and method |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112209199A (en) * | 2020-11-12 | 2021-01-12 | 苏州德拉乐电梯有限公司 | Elevator car damping device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1160159A1 (en) * | 2000-06-02 | 2001-12-05 | Chui-Wen Chiu | Safety devices for a helicopter |
| CN102030107A (en) * | 2009-09-27 | 2011-04-27 | 夏鹏利 | Air crash self-rescue type spiral-wing and fixed-wing aircraft |
| CN103693526B (en) * | 2013-12-17 | 2016-05-25 | 杨麟 | A kind ofly be placed in the survival capsule that elevator pit is made up of parts such as miniature buffer air bags |
| CN105882945A (en) * | 2015-01-07 | 2016-08-24 | 宁波大学 | Falling object balancing and buffering device |
| CN106394876A (en) * | 2016-10-28 | 2017-02-15 | 易瓦特科技股份公司 | Unmanned aerial vehicle with airborne equipment protection structure and undercarriage |
| CN106564627A (en) * | 2016-11-03 | 2017-04-19 | 北京空间机电研究所 | Large-load flexibility-controllable landing buffering device and method |
-
2017
- 2017-10-11 CN CN201710940318.1A patent/CN107572341A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1160159A1 (en) * | 2000-06-02 | 2001-12-05 | Chui-Wen Chiu | Safety devices for a helicopter |
| CN102030107A (en) * | 2009-09-27 | 2011-04-27 | 夏鹏利 | Air crash self-rescue type spiral-wing and fixed-wing aircraft |
| CN103693526B (en) * | 2013-12-17 | 2016-05-25 | 杨麟 | A kind ofly be placed in the survival capsule that elevator pit is made up of parts such as miniature buffer air bags |
| CN105882945A (en) * | 2015-01-07 | 2016-08-24 | 宁波大学 | Falling object balancing and buffering device |
| CN106394876A (en) * | 2016-10-28 | 2017-02-15 | 易瓦特科技股份公司 | Unmanned aerial vehicle with airborne equipment protection structure and undercarriage |
| CN106564627A (en) * | 2016-11-03 | 2017-04-19 | 北京空间机电研究所 | Large-load flexibility-controllable landing buffering device and method |
Non-Patent Citations (3)
| Title |
|---|
| 中华人民共和国国家质量监督检验检疫总局，中国国家标准化管理委员会: "《GB/T 7025.1-2008》", 6 December 2008 * |
| 刘新宇: "《电梯工程施工监理实用手册》", 30 June 2005, 北京：中国电力出版社 * |
| 唐海艳 等: "《房屋建筑学》", 31 August 2016, 重庆：重庆大学出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112209199A (en) * | 2020-11-12 | 2021-01-12 | 苏州德拉乐电梯有限公司 | Elevator car damping device |
| CN112209199B (en) * | 2020-11-12 | 2021-05-28 | 苏州德拉乐电梯有限公司 | Elevator car damping device |
| WO2022099773A1 (en) * | 2020-11-12 | 2022-05-19 | 苏州德拉乐电梯有限公司 | Elevator cab damping device |
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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 | ||
| CB02 | Change of applicant information |
Address after: 646605 mail box fourth, Luzhou, Sichuan Applicant after: Sichuan astronautics South Fire Technology Co., Ltd. Address before: 646605 mail box fourth, Luzhou, Sichuan Applicant before: Chuannan Machinery Works, China Astronautics Science &. Technology Group Corp. |
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| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180112 |
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| RJ01 | Rejection of invention patent application after publication |