CN103825353A - Lift emergency power-supply system - Google Patents
Lift emergency power-supply system Download PDFInfo
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- CN103825353A CN103825353A CN201210466008.8A CN201210466008A CN103825353A CN 103825353 A CN103825353 A CN 103825353A CN 201210466008 A CN201210466008 A CN 201210466008A CN 103825353 A CN103825353 A CN 103825353A
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Abstract
The invention discloses an lift emergency power-supply system which includes an AC contactor I, a rectifying unit, a filtering unit, an energy-storage unit, an inversion unit, a transformer, an AC contactor II, a switching unit, a traction motor, a door motor, a detection unit and an energy-storage management unit. Furthermore, the detection unit judges a life-car load through lift-car weighting. The detection unit makes uses of an infrared thermal imager to detect the lift-car load. The life emergency power-supply system is intelligent and reliable and safe and stable.
Description
Technical field
The present invention relates to a kind of elevator emergency power-supply system.
Background technology
Along with society is constantly progressive, the iterative method of Process of Urbanization Construction, people also increase day by day to the dependence of power supply, even power failure in short-term also can cause larger economic loss to producing, bring disadvantageous social influence to people's life; Emergency power supply is a kind of in the time of normal power supply power interruptions, the device that can power in short-term to user's important load; Emergency service situation when its reliability and intelligent degree are directly determining to work as normal electricity supply discontinuity plays an important role in producing and living.The power failure that happens suddenly in the time that elevator moves can cause the generation of elevator malfunction phenomenon, at this moment not only people's psychology is caused adverse effect and exists certain potential safety hazard.
Summary of the invention
The present invention is directed to the proposition of above problem, and develop, a kind of intelligence is reliable, the elevator emergency power-supply system of safety and stability.
Technological means of the present invention is as follows:
A kind of elevator emergency power-supply system, is characterized in that comprising:
Connect utility grid and switch unit, for the A.C. contactor I switching on and off according to switch unit output signal control mains-supplied loop;
Connect utility grid, for the rectification unit that input civil power is carried out to rectification;
Connect rectification unit, for the filter unit that the Rectified alternating current of rectification unit output is carried out to filtering;
Connect filter unit, for the energy-storage units that the direct current of filter unit output is stored;
Connect energy-storage units, for the inversion unit that the direct current of energy-storage units output is carried out to DC-AC conversion;
Connect inversion unit, for the alternating current of inversion unit output being carried out to the transformer of voltage transformation;
Connection transformer, switch unit and detecting unit, for the A.C. contactor II switching on and off according to switch unit and detecting unit output signal control emergency power supply current supply circuit;
Connect respectively utility grid, A.C. contactor I and A.C. contactor II, for realize the switch unit that mains-supplied loop and emergency power supply current supply circuit are switched according to the closed and disconnected of mains-supplied loop break-make control A.C. contactor I and A.C. contactor II;
Connect utility grid and be connected emergency power supply current supply circuit by A.C. contactor II by A.C. contactor I, for the traction motor that drives lift car to move up and down;
Connect utility grid and be connected emergency power supply current supply circuit by A.C. contactor II by A.C. contactor I, for the door motor that drives elevator cab door to open;
Connect energy-storage units, lift car and A.C. contactor II, the detecting unit of the car load situation control A.C. contactor II closed and disconnected detecting for basis.
In addition, also comprise connection energy-storage units, for carrying out the energy storage administrative unit of energy storage management.
Further, described detecting unit is by judgement car load that car is weighed;
Further, described detecting unit utilizes thermal infrared imager to survey car load.
Owing to having adopted technique scheme, a kind of elevator emergency power-supply system provided by the invention, by carrying out energy storage in civil power normal electricity for seasonable energy-storage units, in the time that civil power occurs to interrupt, energy-storage units discharges electric energy and after inversion unit converts, exports to traction motor and door motor control cage operation by transformer and then open elevator door to nearest floor and make trapped personnel walk out elevator, safe and reliable, simultaneously by adopting the closed and disconnected of switch unit control A.C. contactor I and A.C. contactor II to guarantee the reliable switching of mains-supplied loop and emergency power supply current supply circuit, and utilize and can detect the detecting unit that whether is loaded with passenger in car and make when detecting that controlling switch unit while having passenger in car is switched to emergency power supply loop, save the energy, the present invention's intelligence is reliable, safety and stability.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present invention.
Embodiment
A kind of elevator emergency power-supply system as shown in Figure 1, comprising: connect utility grid and switch unit, for the A.C. contactor I switching on and off according to switch unit output signal control mains-supplied loop; Connect utility grid, for the rectification unit that input civil power is carried out to rectification; Connect rectification unit, for the filter unit that the Rectified alternating current of rectification unit output is carried out to filtering; Connect filter unit, for the energy-storage units that the direct current of filter unit output is stored; Connect energy-storage units, for the inversion unit that the direct current of energy-storage units output is carried out to DC-AC conversion; Connect inversion unit, for the alternating current of inversion unit output being carried out to the transformer of voltage transformation; Connection transformer, switch unit and detecting unit, for the A.C. contactor II switching on and off according to switch unit and detecting unit output signal control emergency power supply current supply circuit; Connect respectively utility grid, A.C. contactor I and A.C. contactor II, for realize the switch unit that mains-supplied loop and emergency power supply current supply circuit are switched according to the closed and disconnected of mains-supplied loop break-make control A.C. contactor I and A.C. contactor II; Connect utility grid and be connected emergency power supply current supply circuit by A.C. contactor II by A.C. contactor I, for the traction motor that drives lift car to move up and down; Connect utility grid and be connected emergency power supply current supply circuit by A.C. contactor II by A.C. contactor I, for the door motor that drives elevator cab door to open; Connect energy-storage units, lift car and A.C. contactor II, the detecting unit of the car load situation control A.C. contactor II closed and disconnected detecting for basis; In addition, also comprise connection energy-storage units, for carrying out the energy storage administrative unit of energy storage management.Further, described detecting unit is by judgement car load that car is weighed; Further, described detecting unit utilizes thermal infrared imager to survey car load.
A kind of elevator emergency power-supply system provided by the invention, by carrying out energy storage in civil power normal electricity for seasonable energy-storage units, in the time that civil power occurs to interrupt, energy-storage units discharges electric energy and after inversion unit converts, exports to traction motor and door motor control cage operation by transformer and then open elevator door to nearest floor and make trapped personnel walk out elevator, safe and reliable, simultaneously by adopting the closed and disconnected of switch unit control A.C. contactor I and A.C. contactor II to guarantee the reliable switching of mains-supplied loop and emergency power supply current supply circuit, and utilize and can detect the detecting unit that whether is loaded with passenger in car and make when detecting that controlling switch unit while having passenger in car is switched to emergency power supply loop, save the energy, the present invention's intelligence is reliable, safety and stability.
The above; it is only preferably embodiment of the present invention; but protection scope of the present invention is not limited to this; any be familiar with those skilled in the art the present invention disclose technical scope in; be equal to replacement or changed according to technical scheme of the present invention and inventive concept thereof, within all should being encompassed in protection scope of the present invention.
Claims (4)
1. an elevator emergency power-supply system, is characterized in that comprising:
Connect utility grid and switch unit, for the A.C. contactor I switching on and off according to switch unit output signal control mains-supplied loop;
Connect utility grid, for the rectification unit that input civil power is carried out to rectification;
Connect rectification unit, for the filter unit that the Rectified alternating current of rectification unit output is carried out to filtering;
Connect filter unit, for the energy-storage units that the direct current of filter unit output is stored;
Connect energy-storage units, for the inversion unit that the direct current of energy-storage units output is carried out to DC-AC conversion;
Connect inversion unit, for the alternating current of inversion unit output being carried out to the transformer of voltage transformation;
Connection transformer, switch unit and detecting unit, for the A.C. contactor II switching on and off according to switch unit and detecting unit output signal control emergency power supply current supply circuit;
Connect respectively utility grid, A.C. contactor I and A.C. contactor II, for realize the switch unit that mains-supplied loop and emergency power supply current supply circuit are switched according to the closed and disconnected of mains-supplied loop break-make control A.C. contactor I and A.C. contactor II;
Connect utility grid and be connected emergency power supply current supply circuit by A.C. contactor II by A.C. contactor I, for the traction motor that drives lift car to move up and down;
Connect utility grid and be connected emergency power supply current supply circuit by A.C. contactor II by A.C. contactor I, for the door motor that drives elevator cab door to open;
Connect energy-storage units, lift car and A.C. contactor II, the detecting unit of the car load situation control A.C. contactor II closed and disconnected detecting for basis.
2. a kind of elevator emergency power-supply system according to claim 1, characterized by further comprising connection energy-storage units, for carrying out the energy storage administrative unit of energy storage management.
3. a kind of elevator emergency power-supply system according to claim 1, is characterized in that described detecting unit is by judgement car load that car is weighed.
4. a kind of elevator emergency power-supply system according to claim 1, is characterized in that described detecting unit utilizes thermal infrared imager to survey car load.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210466008.8A CN103825353A (en) | 2012-11-16 | 2012-11-16 | Lift emergency power-supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210466008.8A CN103825353A (en) | 2012-11-16 | 2012-11-16 | Lift emergency power-supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103825353A true CN103825353A (en) | 2014-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210466008.8A Pending CN103825353A (en) | 2012-11-16 | 2012-11-16 | Lift emergency power-supply system |
Country Status (1)
| Country | Link |
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| CN (1) | CN103825353A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104386554A (en) * | 2014-09-16 | 2015-03-04 | 苏州菱怡电梯有限公司 | Elevator power-failure level floor device |
| CN113526285A (en) * | 2021-07-14 | 2021-10-22 | 日立楼宇技术（广州）有限公司 | Elevator power failure emergency equipment, method and device and elevator |
-
2012
- 2012-11-16 CN CN201210466008.8A patent/CN103825353A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104386554A (en) * | 2014-09-16 | 2015-03-04 | 苏州菱怡电梯有限公司 | Elevator power-failure level floor device |
| CN113526285A (en) * | 2021-07-14 | 2021-10-22 | 日立楼宇技术（广州）有限公司 | Elevator power failure emergency equipment, method and device and elevator |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140528 |