CN207192522U - A kind of machine-roomless lift electric brake releasing power supply - Google Patents
A kind of machine-roomless lift electric brake releasing power supply Download PDFInfo
- Publication number
- CN207192522U CN207192522U CN201721194764.4U CN201721194764U CN207192522U CN 207192522 U CN207192522 U CN 207192522U CN 201721194764 U CN201721194764 U CN 201721194764U CN 207192522 U CN207192522 U CN 207192522U
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- circuit
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- power supply
- machine
- flat bed
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Abstract
It the utility model is related to technical field of elevator equipment, especially machine-roomless lift electric brake releasing power supply, the manual of permagnetic synchronous motor elevator for machine room is declutched, including charging module, battery, control module, boost module, sampling module, flat bed indicating circuit, door lock detects circuit, flat bed detects circuit and filtering output circuit, the input of charging module electrically connects with city, the output end of charging module is connected with battery, battery is connected with boost module, boost module is by filtering output circuit out-put supply, control module is using PIC16F886 single-chip microcomputers as core, control module respectively with charging module, sampling module, boost module, flat bed indicating circuit and door lock detection circuit, flat bed detects circuit and filtering output circuit connection.The utility model relies on battery offer electric energy release elevator internal contracting brake after outer grid power blackout, allows elevator to move slowly to enabling area the function of reaching manually and quickly, conveniently rescue, and small volume, built-in can be installed in elevator control cabinet.
Description
Technical field
Technical field of elevator equipment is the utility model is related to, specific field is a kind of machine-roomless lift electric brake releasing power supply.
Background technology
With the continuous development of modem elevator technology, energy-saving and environmental protection and section space-efficient machine-roomless lift increasingly by
To the favor of client, but due to machine-roomless lift is compact to design, space is small, operationally unlike having machine room elevator it is square
Just, in machine-roomless lift in use, once running into electric power system power failure, or other unexpected factors, it will there is passenger
It is confined in the elevator, therefore the electric brake releasing device application of elevator just solves this problem.Electric brake releasing device is in external power grid
Started under power-off condition by the Pneumatic button in switch board, the voltage that can make band-type brake card enough can be provided, opening band-type brake makes
Elevator runs to level position to overload direction and releases trapped personnel manually.
But existing electric brake releasing device internal circuit is excessively simple, cause circuit control precision not high, it is difficult to right
Elevator is accurately controlled.
Utility model content
The purpose of this utility model is to provide a kind of machine-roomless lift electric brake releasing power supply, control panel small volume, wiring
Simply, built-in can be installed in elevator control cabinet.
To achieve the above object, the utility model provides a kind of machine-roomless lift electric brake releasing power supply, for machine room
Permagnetic synchronous motor elevator declutches manually, including charging module, battery, control module, boost module, sampling module, flat bed
Indicating circuit, door lock detection circuit, flat bed detection circuit and filtering output circuit, the input of charging module electrically connect with city,
The output end of charging module is connected with battery, and battery is connected with boost module, and boost module is by filtering output circuit output electricity
Source, the control module using PIC16F886 single-chip microcomputers as core, control module respectively with charging module, sampling module, boosting mould
Block, flat bed indicating circuit connect with door lock detection circuit, flat bed detection circuit and filtering output circuit.
Preferably, the SCM peripheral includes reset circuit, crystal oscillating circuit, city's power detection circuit and output isolation electricity
Road.
Preferably, the charging module is made up of power supply and charging circuit.
Preferably, the boost module includes booster driving circuit and push-pull circuit.
Preferably, the sampling module includes output voltage sample circuit, current sampling circuit, cell voltage sample circuit
And battery over-discharge protection circuit.
Preferably, the door lock detection circuit is isolated by relay, then is detected by optocoupler PC817, the optocoupler
PC817 output end is connected with single-chip microcomputer respectively, and the flat bed detection circuit is detected by optocoupler PC817, the optocoupler
PC817 output end and the connection of single-chip microcomputer.
Advantageous effects of the present utility model：All the time the presence or absence of civil power is monitored, in the case where there is civil power, device is not thrown
Enter long journey.When no civil power, loop of the door lock is normal, if necessary to starter, while pins two buttons on maneuver box just
Can be with starter.The input voltage of product design is AC220V/50Hz, output voltage DC110V, and being exported after the 2S that is delayed will
For 75V maintenance voltage, Maximum Power Output 400W, continuous output time 30S.Carried after outer grid power blackout by battery
Power supply can discharge elevator internal contracting brake, allow elevator to move slowly to enabling area the function of reaching artificial quick, convenient rescue.Control plate body
Product is small, wiring is simple, built-in can be installed in elevator control cabinet.
Brief description of the drawings
Fig. 1 is the theory diagram of the utility model machine-roomless lift electric brake releasing power supply；
Fig. 2 is single-chip microcomputer pin circuitry figure of the present utility model；
Fig. 3 is the circuit diagram of reset circuit of the present utility model；
Fig. 4 is the circuit diagram of crystal oscillating circuit of the present utility model；
Fig. 5 is the circuit diagram of city's power detection circuit of the present utility model；
Fig. 6 is the circuit diagram of output isolation circuit of the present utility model；
Fig. 7 is the circuit diagram of power supply of the present utility model；
Fig. 8 is the circuit diagram of charging circuit of the present utility model；
Fig. 9 is the circuit diagram of booster driving circuit of the present utility model；
Figure 10 is the circuit diagram of push-pull circuit of the present utility model；
Figure 11 is the circuit diagram of output voltage sample circuit of the present utility model；
Figure 12 is the circuit diagram of current sampling circuit of the present utility model；
Figure 13 is the circuit diagram of cell voltage sample circuit of the present utility model；
Figure 14 is the circuit diagram of battery over-discharge protection circuit of the present utility model；
Figure 15 is the circuit diagram of filtering output circuit of the present utility model；
Figure 16 is the circuit diagram that door lock of the present utility model detects circuit；
Figure 17 is the circuit diagram that flat bed of the present utility model detects circuit；
Figure 18 is the circuit diagram of flat bed indicating circuit of the present utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, the utility model provides a kind of machine-roomless lift electric brake releasing power supply, the permanent magnetism for machine room is same
Step motor elevator declutches manually, and it includes charging module, battery, control module, boost module, sampling module, flat bed instruction
Circuit, door lock detection circuit, flat bed detection circuit and filtering output circuit, the input of charging module electrically connect with city, charge
The output end of module is connected with battery, and battery is connected with boost module, and boost module is controlled by filtering output circuit out-put supply
Molding block is electric with charging module, sampling module, boost module, flat bed indicating circuit and door lock detection circuit, flat bed detection respectively
Road and filtering output circuit connection.
Control module using single-chip microcomputer as core, SCM peripheral include reset circuit, crystal oscillating circuit, city's power detection circuit and
Output isolation circuit.
The single-chip microcomputer of the present embodiment selects PIC16F886 single-chip microcomputers, and it has 11 analog-to-digital conversion input channels, shares one
Set sampling, keep, analog to digital conversion circuit.Wherein analog to digital conversion circuit is responsible for analog signal to be converted into 10 position digital signals, draws
Pin figure is as shown in Figure 2.The reset circuit of single-chip microcomputer uses key pulse reset circuit, and circuit diagram is as shown in Figure 3.Crystal oscillating circuit is
System provides clock signal, and usual all systems share a crystal oscillator, ensures that each several part keeps synchronous.Crystal oscillator is generally and phaselocked loop
It is used cooperatively, to provide the clock frequency needed for system, can be used for the different phaselocked loops of same crystal oscillator necklace to provide.
Single-chip microcomputer LPC11C14 crystal oscillating circuit is used without source crystal oscillator (12Mhz), and trimmer takes 20pf, and circuit diagram is as shown in Figure 4.
When the situation of unexpected power failure phase shortage or external power grid failure occurs for civil power, city's power detection circuit can detect immediately,
Circuit diagram is as shown in figure 5, city's electrical input signal (L, N) is by photo-coupler to be that medium is transferred to CPU I/O port, CPU roots again
Judge whether civil power input is normal according to the signal of I/O port feedback, to take the execution of next step operational order.Photoelectrical coupler
Part is to realize that coupling forms the switching device of (electrical-optical) and (optical-electronic) by light, can effectively just while transmission signal
Pressure isolation and the interference of various noises, greatly improve the ratio of the noise on passage.
Output isolation circuit as shown in fig. 6, R54, R65, Q9 control RY1 relays, output DC110V relays every,
RY1 opened point isolates normal band-type brake voltage.
Charging module is made up of power supply and charging circuit.Wherein, the circuit diagram of power supply is as shown in fig. 7, charging
The voltage 12V of voltage or battery is powered by LM7805 voltage stabilizings into 5V to single-chip microcomputer.
Charging circuit is based on TNY278, and NY278 is integrated with 700V power MOSFET, oscillator, high-voltage switch gear electricity
Stream source, current limitation (user is optional) and Thermal shutdown circuit.IC product lines use ON/OFF control mode, there is provided one flexibly
Design, and realize lower system cost and bigger output power range, physical circuit it is as shown in Figure 8.
Boost module includes booster driving circuit and push-pull circuit, and wherein drive circuit is with integrated pwm chip
SG3525A is core, and SG3525 is encapsulated using 16 end dual-in-line DIP, and pinouts is as shown in figure 9, whole drive circuit passes through
BOOST signals control, and resistance R44, Q7, R39 circuit exports high level by CPU delays 2S turns on Q7, changes feedback voltage
Sampling drops to 75V maintenance voltage to adjust output voltage from 110V.Push-pull circuit is as shown in Figure 10, MOS Q4, Q6 and transformation
Device T2 forms push-pull configuration, and diode D8, D9, D12, D13 compositions bridge rectifier C29, C30 are filter circuit.
Sampling module is crossed and put including output voltage sample circuit, current sampling circuit, cell voltage sample circuit and battery
Electric protection circuit.Wherein output voltage sample circuit is as shown in figure 11, and output voltage is passed through after C37 partial pressures by R22, R29, R38
Cross R32, C32 filter transmissions to CPU, by relatively judging whether that overload decides whether to cut off compared with the protection value that is set with CPU
Booster circuit.Current sampling circuit is as shown in figure 12, and resistance is sealed in booster circuit and realizes current sample, CURRENT signals
By R70, C46 filter circuits are by being transferred to CPU, by judging whether cut-out boosting compared with the standard value with being set in CPU
Circuit.Cell voltage sample circuit is as shown in figure 13, and the output voltage of battery is directly filtered defeated through R2, R6, C8 partial pressures by C7
Go out to CPU, judge whether cut-out cell voltage is over-pressed or under-voltage by the over-pressed and under-voltage standard value set in CPU.Battery mistake
Discharge protection circuit is as shown in figure 14, and when battery charging voltage 13.6V is by voltage-stabiliser tube ZD1 voltages, Q10 conductings, Q9 is also switched on
Make the power supply of whole circuit, providing a high level signal after CPU work turns on Q11, and Q9 is also switched on.When power is off, CPU is examined
Power-off signal is measured, be delayed 30 minutes RESTART output low levels, ends Q11, Q9 is also switched off, and cuts off the confession of whole circuit
Power supply.Prevent that power-off makes battery over-discharge for a long time.
It is as shown in figure 15 to filter output circuit, metal-oxide-semiconductor Q5, Q6, Q9, Q10 form H-bridge circuit, inductance L2 and electric capacity C36 structures
Into output filter circuit.
Door lock detection circuit is as shown in figure 16, is isolated first by relay, then detected by optocoupler PC817, optocoupler
PC817 output end is connected with 17 pins of single-chip microcomputer respectively.Flat bed detection circuit it is as shown in figure 17, by optocoupler PC817 come
Detection, optocoupler PC817 output end and 16 pins of single-chip microcomputer connect.
Flat bed indicating circuit is as shown in figure 18, including two yellow indicator lamp LED1, LED2,1 green indicating lamp LED3,
11st pin of 1 red led LED4, LED1 and single-chip microcomputer connects, and the 12nd pin of LED2 and single-chip microcomputer connects, LED3
It is connected with the 13rd pin of single-chip microcomputer, the 14th pin connection of LED4 and single-chip microcomputer.
The machine-roomless lift electric brake releasing power supply that the application provides, it is that a kind of semi-automatic declutch used after elevator power failure is put
People's device, the manual of permagnetic synchronous motor elevator for machine room are declutched.Electric brake releasing power supply monitors the presence or absence of civil power all the time,
In the case where there is civil power, device does not put into long journey.When no civil power, loop of the door lock is normal, if necessary to starter, simultaneously
Pin two button can starters on maneuver box.The input voltage of product design is AC220V/50Hz, output voltage
For DC110V, output is by for 75V maintenance voltage, Maximum Power Output 400W, continuous output time 30S after the 2S that is delayed.
External power grid by battery provides electric energy release elevator internal contracting brake after having a power failure, allows elevator to move slowly to enabling area reaches artificial fast
Speed, the function of convenient rescue.Control panel small volume, wiring are simple, built-in can be installed in elevator control cabinet.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of machine-roomless lift electric brake releasing power supply, the manual of permagnetic synchronous motor elevator for machine room is declutched, and it is special
Sign is, including charging module, battery, control module, boost module, sampling module, flat bed indicating circuit, door lock detection electricity
Road, flat bed detection circuit and filtering output circuit, the input of charging module electrically connect with city, output end and the electricity of charging module
Pond connects, and battery is connected with boost module, boost module by filtering output circuit out-put supply, the control module with
PIC16F886 single-chip microcomputers are core, control module respectively with charging module, sampling module, boost module, flat bed indicating circuit and
Door lock detection circuit, flat bed detection circuit and filtering output circuit connection.
A kind of 2. machine-roomless lift electric brake releasing power supply according to claim 1, it is characterised in that：The SCM peripheral
Including reset circuit, crystal oscillating circuit, city's power detection circuit and output isolation circuit.
A kind of 3. machine-roomless lift electric brake releasing power supply according to claim 1, it is characterised in that：The charging module by
Power supply and charging circuit are formed.
A kind of 4. machine-roomless lift electric brake releasing power supply according to claim 1, it is characterised in that：The boost module bag
Include booster driving circuit and push-pull circuit.
A kind of 5. machine-roomless lift electric brake releasing power supply according to claim 1, it is characterised in that：The sampling module bag
Include output voltage sample circuit, current sampling circuit, cell voltage sample circuit and battery over-discharge protection circuit.
A kind of 6. machine-roomless lift electric brake releasing power supply according to claim 1, it is characterised in that：The door lock detection electricity
Road is isolated by relay, then is detected by optocoupler PC817, and the output end of the optocoupler PC817 is connected with single-chip microcomputer respectively,
The flat bed detection circuit is detected by optocoupler PC817, the output end of the optocoupler PC817 and the connection of single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721194764.4U CN207192522U (en) | 2017-09-18 | 2017-09-18 | A kind of machine-roomless lift electric brake releasing power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721194764.4U CN207192522U (en) | 2017-09-18 | 2017-09-18 | A kind of machine-roomless lift electric brake releasing power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207192522U true CN207192522U (en) | 2018-04-06 |
Family
ID=61789543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721194764.4U Expired - Fee Related CN207192522U (en) | 2017-09-18 | 2017-09-18 | A kind of machine-roomless lift electric brake releasing power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207192522U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109950968A (en) * | 2019-03-15 | 2019-06-28 | 深圳市海浦蒙特科技有限公司 | Elevator emergency power supply unit |
| CN111204632A (en) * | 2020-02-27 | 2020-05-29 | 苏州易米克电子有限公司 | Control method of electric brake release device of elevator |
| CN112104020A (en) * | 2020-08-26 | 2020-12-18 | 苏州海联成套电器设备有限公司 | Battery disconnect-type power supply unit that declutches for elevator |
-
2017
- 2017-09-18 CN CN201721194764.4U patent/CN207192522U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109950968A (en) * | 2019-03-15 | 2019-06-28 | 深圳市海浦蒙特科技有限公司 | Elevator emergency power supply unit |
| CN111204632A (en) * | 2020-02-27 | 2020-05-29 | 苏州易米克电子有限公司 | Control method of electric brake release device of elevator |
| CN111204632B (en) * | 2020-02-27 | 2022-02-22 | 苏州易米克电子有限公司 | Control method for reusing communication and triggering functions of brake release device by using elevator communication line |
| CN112104020A (en) * | 2020-08-26 | 2020-12-18 | 苏州海联成套电器设备有限公司 | Battery disconnect-type power supply unit that declutches for elevator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180406 Termination date: 20210918 |