CN202096614U - Self-adaptive electromagnetic damped descent control device for high-rise buildings - Google Patents
Self-adaptive electromagnetic damped descent control device for high-rise buildings Download PDFInfo
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- CN202096614U CN202096614U CN2011201031282U CN201120103128U CN202096614U CN 202096614 U CN202096614 U CN 202096614U CN 2011201031282 U CN2011201031282 U CN 2011201031282U CN 201120103128 U CN201120103128 U CN 201120103128U CN 202096614 U CN202096614 U CN 202096614U
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- adaptive
- control device
- descent control
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Abstract
The utility model aims to provide a self-adaptive electromagnetic damped descent control device for high-rise buildings, which has a simple structure and low price, is convenient to install and use, and can quickly transport people in a high position to the bottom of a building. In order to achieve the purpose, the self-adaptive electromagnetic damped descent control device for high-rise buildings comprises a main body, wherein a roller is movably mounted on the main body through a main shaft; a rope is wound on the roller; the main shaft is connected with a synchronous motor through a planetary speed reducer; and the synchronous motor is connected with an electromagnetic damping controller. Due to the adoption of the technical scheme, the self-adaptive electromagnetic damped descent control device for high-rise buildings controls and adjusts the rotation speed of a capstan through the electromagnetic torque of the permanent magnet synchronous AC motor in the state of electric power generation, so that people who escape for lives can rescue themselves and descend stably so as to achieve self-adaptive control. The self-adaptive electromagnetic damped descent control device for high-rise buildings is characterized in that the descending speed can be controlled in a self-adaptive manner; the descent control device is suitable for being used by people with different weights; the braking process is independent of mechanical friction; the descent control device can be used repeatedly and needs no external power supply and the like.
Description
Technical field
The utility model relates to a kind of public place fixed installation formula high-rise life saving equipment, relates in particular to a kind of self-adaptive electromagnetic damp type high building descending lifeline.
Background technology
Along with development of times, many high buildings and large mansions are rised sheer from level ground.Embodied the progress in city.Along with the anxiety all the more of land used, the high stratification of building construction has become certainty in the city, and the safe handling of high building just becomes a very important problem.When disaster took place, people are the problem of safe escape how.The slow descending device that frame for movement is also arranged in the prior art; People can utilize the slow descending device escape to save oneself; But descending lifeline form in the market is comparatively single; General all is to fall the planetary gear reducing gear running that rope drives in the main frame and produce friction effect with friction block in the friction wheel hub through slow, thereby produces resistance, and the weight decrease speed is slowed down.Meanwhile, people also have principle system development descending lifelines such as utilization gear reduction system, hydraulic damping system, centrifugal principle, air damping system, the subsequent use brake of speed differential.The operating position of inside and outside descending lifeline shows that refugee's desirable sinking speed is 0.9～1m/s.This shows that existing slow descending device generally all exists operating personnel's physical efficiency, operation skill requirement height, can not use problems such as decrease speed instability continuously.
Descending lifeline exists problem respectively simultaneously: planetary gear reducing gear, gear reduction system, this type of mechanical damping of the subsequent use brake of speed differential are prone to problems such as fatigue strength weakens, parts depreciation, plastic deformation; And hydraulic damping system, air damping system are subject to the influence of environment all to equipment precision requirement ten/height.This type slow descending device all also exists a lot of common shortcomings simultaneously: physical efficiency, operation skill to the user require height, are suitable for crowd's narrow range, are difficult to be suitable for old the children and disabled person; The manually-operated of decline process need, and can not use continuously, decrease speed is unstable, has potential safety hazard.It is primarily aimed at average family and uses with the individual, and use also simultaneously at many families, and mutual winding might take place, and reasons such as installation question, time-based maintenance, therefore is difficult to come into common people door.
The utility model content
The purpose of the utility model provides self-adaptive electromagnetic damp type high building descending lifeline, and is simple in structure, and low price is easy to install, can fast the people's safety that is in eminence be delivered to bottom of the building.
In order to reach said purpose; The utility model self-adaptive electromagnetic damp type high building descending lifeline; Comprise fuselage body, cylinder is movably installed on the fuselage body through main shaft, and volume has rope on the cylinder; Said main shaft is connected to synchronous motor through planetary reduction gear, is connected with the electromagnetic damping controller on the said synchronous motor.
Preferably, said fuselage body one side also is equipped with the rocking handle that connects main shaft.Rocking handle is used for reclaiming fast the decline that rope is convenient to next user.
Preferably, said rocking handle is connected through ratchet device with main shaft.Because the ratio changing of planetary reduction gear, external force are difficult axle is rotated, also just can not be at short notice with on the rope wraparound cylinder.And in order to realize many people's rescues, repeatedly to use this function need utilize ratchet device mechanism.
Preferably; Said electromagnetic damping controller connects synchronous motor, and synchronous motor is provided with voltage comparator and rest-set flip-flop through the three-phase commutation bridge link control module in the control module; Trigger connects the IGBT switch, and control module also is connected with several parallel resistor.IGBT (Insulated Gate Bipolar Transistor), insulated gate polar form power tube, the compound full-control type voltage driven type power electronic devices of forming by BJT (double pole triode) and MOS (insulating gate type field effect tube).Can be as the gauge tap of start-up control module, the transmission speed of control motor when excessive velocities.
Preferably, said rope end is provided with safety belt.Safety in the time of further guaranteeing to escape like this.
Preferably, said planetary reduction gear gearratio is 1: 70.
Owing to adopted said technical scheme, the utility model is regulated the capstan winch rotating speed through the controlling electromagnetic torque of permanent magnet synchronous AC machine, realizes that self-help escape personnel decrease speed is steady, the purpose of Self Adaptive Control.Have: the decrease speed self adaptation is regulated, and adapts to the different weight personnel and uses; Braking procedure does not rely on mechanical friction, can be repeatedly used and need not characteristics such as external power source.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described further:
Fig. 1 is the overall structure sketch map of the utility model self-adaptive electromagnetic damp type high building descending lifeline.
Fig. 2 is the electromagnetic damping controller sketch map of the utility model self-adaptive electromagnetic damp type high building descending lifeline.
Fig. 3 is the workflow sketch map of the utility model self-adaptive electromagnetic damp type high building descending lifeline.
Fig. 4 is the scheme of installation of the utility model self-adaptive electromagnetic damp type high building descending lifeline.
The specific embodiment
Like Fig. 1, Fig. 2, shown in Figure 3; Self-adaptive electromagnetic damp type high building descending lifeline; Comprise fuselage body 1, cylinder 2 is movably installed on the fuselage body 1 through main shaft 3, and volume has rope 21 on the cylinder 2; Said main shaft 3 is connected to synchronous motor 5 through planetary reduction gear 4, is connected with electromagnetic damping controller 6 on the said synchronous motor 5.Said fuselage body 1 one sides also are equipped with the rocking handle 7 that connects main shaft 3.Said rocking handle 7 is connected through ratchet device 8 with main shaft 3.Said electromagnetic damping controller 6 connects synchronous motor 5; Synchronous motor 5 is through three-phase commutation bridge 62 link control modules 61; Be provided with voltage comparator 65 and rest-set flip-flop 66 in the control module 61, trigger connects IGBT switch 63, and control module 61 also is connected with several parallel resistor 64.It is 1: 70 that said rope 21 ends are provided with safety belt 22. said planetary reduction gear 4 gearratios.
Be illustrated in figure 4 as the mounting structure sketch map of the utility model self-adaptive electromagnetic damp type high building descending lifeline; The fuselage body 1 of self-adaptive electromagnetic damp type high building descending lifeline can be installed in the intersection of metope and ceiling above the indoor window; Can hide with pelmet during finishing, it is covered.Fastened seat belts 22 by the personnel of rescuing during use, with strap clamp adjustment appropriateness.Pulling rope 21 makes it be in tensioned state.Rescued people's both hands and buttress and flee from Kou Chu, please earlier health be suspended from outdoorly, unclamped both hands; Human body is owing to gravity effect decline accelerated motion at this moment, and potential energy all is converted into kinetic energy, when the reduction of speed degree reaches setting speed V instantly; IGBT switch 63 closures; Produce electromagnetic damping, control synchronous motor 5 produces an opposite power, makes human body at the uniform velocity descend.Kinetic energy is constant, and potential energy is converted into outside consumed energy, and part supplies control module 61 work, and part is consumed by resistance 64.
The three-phase alternating current that AC permanent magnet synchronous motor 5 produces; After the rectifier bridge full-wave rectification; Become unsettled DC voltage,, guaranteed to produce this voltage of regulated output voltage of 15V and supplied with two LM311 voltage comparators 65 as power supply through three parallel Zener diodes; And CC4043RS trigger 66 makes work voltage.15V voltage passes through the voltage-stabiliser tube of 3.1V again, obtains stable reference voltage 3.1V, is used for the comparison of voltage comparator.Unsettled DC voltage obtains HTH0 and LTH0 through electric resistance partial pressure again, produces voltage HTH and voltage LTH by RC filtering afterwards.Because voltage and speed are linear, record through experiment, when being 81V, speed is 0.72, the HTH dividing potential drop is 3.1V; When being 75V, speed is 0.68, and the LTH dividing potential drop is 3.1V.And the supposition weight begins to descend from zero initial velocity.
Thus, rest-set flip-flop 66 is analyzed: when synchronous motor 5 output voltages during less than 75V, the LTH dividing potential drop is less than 3.1V, and rest-set flip-flop 66 is R=1, and S=0 can be got by truth table, and Q=0 is in and resets; At this moment, IGBT switch 63 is in off-state, and voltage continues to rise, and weight quickens to descend; When between 75V-81V, the LTH dividing potential drop is greater than 3.1V, and voltage comparator 65 output low levels do not change, thus IGBT switch 63 keep before attitude; When greater than 81V, the HTH dividing potential drop is greater than 3.1V, and voltage comparator 65 is exported high level, and rest-set flip-flop 66 can get R=0, and S=1 can be got Q=1 by truth table; At this moment, IGBT switch 63 closures form the closed-loop path and make motor coil produce induced-current, and main shaft 3 is produced braking action, and voltage is descended.When electric moter voltage was got back between the 75V-80V, rest-set flip-flop 66 did not change, so IGBT switch 63 is still closed; Voltage continues to descend, and drops to below the 75V until voltage.So circulation, the Bang-Bang control through to voltage reaches the control to decrease speed.
In the decline process, the user faces wall, and the light sustaining wall face of both hands is in order to avoid scratch.The utility model provides a people to use at every turn, can be by adult's bosom if any the child.After the first decline, second people can come up rope 21 volumes through rocking handle 7, thereby can be repeatedly used.
7 band ratchet devices 8 of rocking handle, when rocking handle 7 clockwise directions rotated, ratchet inclined plane contact hook tooth did not hinder main shaft 3 rotations in the driving pawl device 8; When rocking handle 7 counterclockwise rotated, pawl side hinders main shaft 3 rotated, and it is stopped.
Through the structure of the utility model, maximum weight bearing capacity is 168KG when test descends, and the design decrease speed is 0.72m/S, meets the needs of high-rise life saving fully.
The above is merely the specific embodiment of the utility model; But the architectural feature of the utility model is not limited thereto; Any those skilled in the art is in the field of the utility model, and variation of being done or modification all are encompassed among the claim of the utility model.
Claims (6)
1. self-adaptive electromagnetic damp type high building descending lifeline; Comprise fuselage body (1); Cylinder (2) is movably installed on the fuselage body (1) through main shaft (3); Cylinder (2) is gone up volume has rope (21), and it is characterized in that: said main shaft (3) is connected to synchronous motor (5) through planetary reduction gear (4), is connected with electromagnetic damping controller (6) on the said synchronous motor (5).
2. self-adaptive electromagnetic damp type high building descending lifeline as claimed in claim 1 is characterized in that: said fuselage body (1) one side also is equipped with the rocking handle (7) that connects main shaft (3).
3. self-adaptive electromagnetic damp type high building descending lifeline as claimed in claim 2 is characterized in that: said rocking handle (7) is connected through ratchet device (8) with main shaft (3).
4. self-adaptive electromagnetic damp type high building descending lifeline as claimed in claim 1; It is characterized in that: said electromagnetic damping controller (6) connects synchronous motor (5); Synchronous motor (5) is through three-phase commutation bridge (62) link control module (61); Be provided with voltage comparator (65) and rest-set flip-flop (66) in the control module (61), trigger connects IGBT switch (63), and control module (61) also is connected with several parallel resistor (64).
5. self-adaptive electromagnetic damp type high building descending lifeline as claimed in claim 1 is characterized in that: said rope (21) end is provided with safety belt (22).
6. self-adaptive electromagnetic damp type high building descending lifeline as claimed in claim 1 is characterized in that: said planetary reduction gear (4) gearratio is 1: 70.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201031282U CN202096614U (en) | 2011-04-08 | 2011-04-08 | Self-adaptive electromagnetic damped descent control device for high-rise buildings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201031282U CN202096614U (en) | 2011-04-08 | 2011-04-08 | Self-adaptive electromagnetic damped descent control device for high-rise buildings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202096614U true CN202096614U (en) | 2012-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201031282U Expired - Fee Related CN202096614U (en) | 2011-04-08 | 2011-04-08 | Self-adaptive electromagnetic damped descent control device for high-rise buildings |
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| CN (1) | CN202096614U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111111027A (en) * | 2020-01-13 | 2020-05-08 | 煤科集团沈阳研究院有限公司 | Permanent magnet type high-altitude slow-descending escape device |
| CN115282510A (en) * | 2022-08-05 | 2022-11-04 | 吴璠 | Electronic speed-control slow-descending device for high-rise escape |
-
2011
- 2011-04-08 CN CN2011201031282U patent/CN202096614U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111111027A (en) * | 2020-01-13 | 2020-05-08 | 煤科集团沈阳研究院有限公司 | Permanent magnet type high-altitude slow-descending escape device |
| CN115282510A (en) * | 2022-08-05 | 2022-11-04 | 吴璠 | Electronic speed-control slow-descending device for high-rise escape |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120104 Termination date: 20130408 |