CN103166436A - Uninterrupted power supply (UPS) input type voltage-stabilized power supply device of electronic control system for hoist - Google Patents
Uninterrupted power supply (UPS) input type voltage-stabilized power supply device of electronic control system for hoist Download PDFInfo
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- CN103166436A CN103166436A CN2011104210414A CN201110421041A CN103166436A CN 103166436 A CN103166436 A CN 103166436A CN 2011104210414 A CN2011104210414 A CN 2011104210414A CN 201110421041 A CN201110421041 A CN 201110421041A CN 103166436 A CN103166436 A CN 103166436A
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Abstract
The invention relates to an uninterrupted power supply (UPS) input type voltage-stabilized power supply device of an electronic control system for a hoist. The UPS input type voltage-stabilized power supply device of the electronic control system for the hoist comprises an input voltage waveform modulating unit, a voltage closed-loop control unit, a multi-winding transformer and a power supply output unit, wherein the input voltage waveform modulating unit is connected with a UPS, an output end of the input voltage waveform modulating unit is connected with an input end of the voltage closed-loop control unit, the input voltage waveform modulating unit modulates three-section square-wave voltage from the UPS into quasi-sine-wave voltage and provides the quasi-sine-wave voltage for the voltage closed-loop control unit, another input end of the voltage closed-loop control unit is connected with an output end of the power supply output unit, an output end of the voltage closed-loop control unit is connected with an input end of the multi-winding transformer, the voltage closed-loop control unit receives the quasi-sine-wave voltage and outputs the voltage after constant voltage regulation, and an output end of the multi-winding transformer is connected with a voltage output unit. The UPS input type voltage-stabilized power supply device of the electronic control system for the hoist improves safety and reliability of the electronic control system, prolongs the service life of the electronic control system of the hoist in a mine, and saves the occupied area.
Description
Technical field
The present invention relates to mechanical ﹠ electrical technology, particularly relate to the imported stabilized voltage supply device of a kind of elevator electric control UPS.
Background technology
Mine hoist is the throat equipment that the mines such as colliery, iron ore, copper mine and gold mine produce.
For main shaft, mine hoist is being undertaken the production and transport task in full ore deposit, and for auxiliary shaft, mine hoist is being undertaken the transport task of going into the well on spoil lifting, transport of materials and the personnel in full ore deposit.Therefore, mine output in the safe operation of mine hoist not only relation, and more relation the safety in production in mine.
In existing Electric Control System of Mine Hoister, preserve computer data when realizing the outage of full ore deposit and realize two stage braking and generally adopt and set up this safety measure of off-line UPS (uninterrupted power supply) in current supply circuit.
The waveform of exporting due to ups power is non-sinusoidal waveform (being generally three sections square waves), therefore, can directly affect follow-up supply waveform and stability.And usually adopt the distributing voltage control mode in follow-up current supply circuit, namely supply with the power supply (AC 220V control loop) of computer and PLC and directly powered by UPS, and the power supply DC 24V of supply two stage braking electromagnetically operated valve carries out the rectifying and wave-filtering processing after the transformer voltage of transformation.
The inventor finds in realizing process of the present invention: there are following three problems in above-mentioned UPS powering mode, problem one, can affect the stability of computer and PLC operation due to voltage wave shape distortion, thereby affects the safety of Electric Control System of Mine Hoister; Problem two, DC24V voltage can change and produce fluctuation along with its payload, thereby have affected the enforcement of two stage braking function, and have affected the safety of Electric Control System of Mine Hoister; Problem three, Electric Control System of Mine Hoister integrated level are low, and system failure rate is high.
Because the problem that above-mentioned existing Electric Control System of Mine Hoister exists, the inventor is based on being engaged in this type of product design manufacturing abundant practical experience and professional knowledge for many years, and the utilization of cooperation scientific principle, positive research and innovation in addition, to founding a kind of novel imported stabilized voltage supply device of elevator electric control UPS, can overcome the problem that existing vane exists, make it have more practicality.Through continuous research and design, and through after repeatedly studying sample and improvement, finally create the present invention who has practical value.
Summary of the invention
The object of the invention is to, overcome the problem that existing Electric Control System of Mine Hoister exists, and provide a kind of imported stabilized voltage supply device of elevator electric control UPS of new structure, technical problem to be solved is, improve the safety and reliability of Electric Control System of Mine Hoister, extend the useful life of Electric Control System of Mine Hoister, and reduce the occupation of land space of Electric Control System of Mine Hoister, be very suitable for practicality.
The object of the invention to solve the technical problems can adopt following technical scheme to realize.
The imported stabilized voltage supply device of a kind of elevator electric control UPS according to the present invention proposes mainly comprises: input voltage waveform arranges unit, voltage close loop control unit, multi winding transformer and power supply output unit; The input that described input voltage waveform arranges the unit is connected with the output of UPS, the output that described input voltage waveform arranges the unit is connected with an input of voltage close loop control unit, described input voltage waveform arranges the unit will be modulated to quasi-sine-wave from three sections square-wave voltages of UPS, and provide this quasi-sine-wave for described voltage close loop control unit; Another input of described voltage close loop control unit is connected with the output of described power supply output unit, the output of described voltage close loop control unit is connected with the input of multi winding transformer, described power supply Closed Loop Control Unit receives described quasi-sine-wave, and the voltage after the multi winding transformer output constant pressure adjust; The output of described multi winding transformer is connected with described voltage output unit.
Better, the imported stabilized voltage supply device of aforesaid elevator electric control UPS, wherein said voltage close loop control unit comprises: reference voltage given circuit, virtual voltage feedback circuit, difference are regulated counting circuit and voltage follower circuit, and described difference is regulated counting circuit and is connected respectively with described reference voltage given circuit, virtual voltage feedback circuit and voltage follower circuit.
Better, the imported stabilized voltage supply device of aforesaid elevator electric control UPS, wherein said power supply output unit comprises: DC24V 10A output unit and AC2205A output unit.
Better, the imported stabilized voltage supply device of aforesaid elevator electric control UPS, wherein said input voltage waveform arranges unit, voltage close loop control unit, multi winding transformer and power supply output unit and is arranged in a casing.
by technique scheme, the imported stabilized voltage supply device of elevator electric control UPS of the present invention has following advantages and beneficial effect at least: the imported stabilized voltage supply device of elevator electric control UPS can be in the situation that the ups power input, multipath voltage regulation output and isolation mutually, level of integrated system is high, not only can satisfy Electric Control System of Mine Hoister to the different requirements of power supply, and can improve Security of the system and reliability, extend the useful life of Electric Control System of Mine Hoister, and effectively reduced the floor space of Electric Control System of Mine Hoister, saved the space.
In sum, the present invention has significant progress technically, and has significantly positive technique effect, becomes a new and innovative, progressive, practical new design.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, and for above and other purpose of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and the cooperation accompanying drawing, be described in detail as follows.
Description of drawings
Fig. 1 has the imported stabilized voltage supply device schematic diagram of elevator electric control UPS of the present invention.
Embodiment
Reach for further setting forth the present invention technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, its embodiment of the imported stabilized voltage supply device of elevator electric control UPS, structure, feature and effect thereof to foundation the present invention proposes are described in detail as follows.
The imported stabilized voltage supply device of elevator electric control UPS of the present invention comprises: input voltage waveform arranges unit, voltage close loop control unit, multi winding transformer and power supply output unit.The input that input voltage waveform wherein arranges the unit is connected with the output of UPS, the output that input voltage waveform arranges the unit is connected with an input of voltage close loop control unit, input voltage waveform arranges the unit will be modulated to quasi-sine-wave from three sections square-wave voltages of UPS, and provide this quasi-sine-wave for described voltage close loop control unit; Another input of voltage close loop control unit is connected with the output of power supply output unit, the output of voltage close loop control unit is connected with the input of multi winding transformer, the power supply Closed Loop Control Unit receives described quasi-sine-wave, and the voltage after the multi winding transformer output constant pressure adjust; The output of multi winding transformer is connected with voltage output unit.
Above-mentioned input voltage waveform arranges unit, voltage close loop control unit, multi winding transformer and power supply output unit can be by concentrated setting in a casing, and the size of this casing can be 415cm * 260cm * 260cm (length * wide * height).
Power supply output unit of the present invention can comprise: AC 220V output unit and DC24V output unit.
Voltage close loop control unit of the present invention can comprise: reference voltage given circuit, virtual voltage feedback circuit, difference are regulated counting circuit and voltage follower circuit; And difference is regulated counting circuit and is connected respectively with reference voltage given circuit, virtual voltage feedback circuit and voltage follower circuit.
An object lesson of the imported stabilized voltage supply device of elevator electric control UPS of the present invention mainly comprises as shown in Figure 1: input voltage waveform arranges unit 1, voltage close loop control unit 2, multi winding transformer 3, DC24V 10A output unit 4 and AC2205A output unit 5.
Arrange by input voltage waveform three sections square-wave voltages that unit 1 will come from ups power and be modulated to quasi-sine-wave, 2 pairs of quasi-sine-waves of voltage close loop control unit are carried out the constant pressure adjust of voltage.
The constant voltage values (AC190V) that is obtained by voltage close loop control unit 2 realizes multichannel AC voltage (1 road AC24V and 1 road AC220V) conversion through multi winding transformer 3; Afterwards, after processing through waveform arrangement, current-limiting protection, respectively by DC24V 10A output unit 4 and the AC2205A output unit 5 corresponding burning voltages of output.
The imported stabilized voltage supply device of elevator electric control UPS of the present invention can be in the situation that the ups power input, multipath voltage regulation output and isolation mutually, level of integrated system is high, can satisfy Electric Control System of Mine Hoister to the different requirements of power supply, and can improve Security of the system and reliability, extend the useful life of Electric Control System of Mine Hoister, and effectively reduced the floor space of Electric Control System of Mine Hoister, saved the space.
the above is only preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet, be not to limit the present invention, any those skilled in the art are not within breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, any simple modification that foundation technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong to the scope of technical solution of the present invention.
Claims (4)
1. the imported stabilized voltage supply device of elevator electric control UPS, is characterized in that, comprising: input voltage waveform arranges unit, voltage close loop control unit, multi winding transformer and power supply output unit;
The input that described input voltage waveform arranges the unit is connected with the output of UPS, the output that described input voltage waveform arranges the unit is connected with an input of voltage close loop control unit, described input voltage waveform arranges the unit will be modulated to quasi-sine-wave from three sections square-wave voltages of UPS, and provide this quasi-sine-wave for described voltage close loop control unit;
Another input of described voltage close loop control unit is connected with the output of described power supply output unit, the output of described voltage close loop control unit is connected with the input of multi winding transformer, described power supply Closed Loop Control Unit receives described quasi-sine-wave, and the voltage after the multi winding transformer output constant pressure adjust;
The output of described multi winding transformer is connected with described voltage output unit.
2. the imported stabilized voltage supply device of elevator electric control UPS as claimed in claim 1, is characterized in that, described voltage close loop control unit comprises: reference voltage given circuit, virtual voltage feedback circuit, difference are regulated counting circuit and voltage follower circuit;
Described difference is regulated counting circuit and is connected respectively with described reference voltage given circuit, virtual voltage feedback circuit and voltage follower circuit.
3. the imported stabilized voltage supply device of elevator electric control UPS as claimed in claim 1, is characterized in that, described power supply output unit comprises: DC24V 10A output unit and AC220 5A output unit.
4. the imported stabilized voltage supply device of elevator electric control UPS as claimed in claim 1, is characterized in that, described input voltage waveform arranges unit, voltage close loop control unit, multi winding transformer and power supply output unit and is arranged in a casing.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104210414A CN103166436A (en) | 2011-12-16 | 2011-12-16 | Uninterrupted power supply (UPS) input type voltage-stabilized power supply device of electronic control system for hoist |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104210414A CN103166436A (en) | 2011-12-16 | 2011-12-16 | Uninterrupted power supply (UPS) input type voltage-stabilized power supply device of electronic control system for hoist |
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| CN103166436A true CN103166436A (en) | 2013-06-19 |
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| CN2011104210414A Pending CN103166436A (en) | 2011-12-16 | 2011-12-16 | Uninterrupted power supply (UPS) input type voltage-stabilized power supply device of electronic control system for hoist |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101075746A (en) * | 2006-05-17 | 2007-11-21 | 台达电子工业股份有限公司 | Low-consumption uninterrupted power-supply system |
| CN101640472A (en) * | 2008-07-28 | 2010-02-03 | 上海斯堪亚电气调速设备有限公司 | Intelligent integrated elevator system assistant power device |
| CN201608640U (en) * | 2009-12-09 | 2010-10-13 | 苏州默纳克控制技术有限公司 | Energy-saving power supply board for elevator and elevator control system comprising same |
| CN201904863U (en) * | 2010-11-19 | 2011-07-20 | 乐山市宏泰职业技能培训学校 | Distributed type set top box power supply system |
| CN201990427U (en) * | 2011-01-28 | 2011-09-28 | 石家庄五龙制动器股份有限公司 | Pulse width modulation (PWM) control circuit of elevator brake |
| CN202374171U (en) * | 2011-12-16 | 2012-08-08 | 洛阳智超机电科技有限公司 | Electrically controlled uninterrupted power supply (UPS) input type stabilized voltage supply device for hoist |
-
2011
- 2011-12-16 CN CN2011104210414A patent/CN103166436A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101075746A (en) * | 2006-05-17 | 2007-11-21 | 台达电子工业股份有限公司 | Low-consumption uninterrupted power-supply system |
| CN101640472A (en) * | 2008-07-28 | 2010-02-03 | 上海斯堪亚电气调速设备有限公司 | Intelligent integrated elevator system assistant power device |
| CN201608640U (en) * | 2009-12-09 | 2010-10-13 | 苏州默纳克控制技术有限公司 | Energy-saving power supply board for elevator and elevator control system comprising same |
| CN201904863U (en) * | 2010-11-19 | 2011-07-20 | 乐山市宏泰职业技能培训学校 | Distributed type set top box power supply system |
| CN201990427U (en) * | 2011-01-28 | 2011-09-28 | 石家庄五龙制动器股份有限公司 | Pulse width modulation (PWM) control circuit of elevator brake |
| CN202374171U (en) * | 2011-12-16 | 2012-08-08 | 洛阳智超机电科技有限公司 | Electrically controlled uninterrupted power supply (UPS) input type stabilized voltage supply device for hoist |
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Application publication date: 20130619 |