CN104912976B - A kind of safety controller of electromagnetic brake - Google Patents
A kind of safety controller of electromagnetic brake Download PDFInfo
- Publication number
- CN104912976B CN104912976B CN201510383018.9A CN201510383018A CN104912976B CN 104912976 B CN104912976 B CN 104912976B CN 201510383018 A CN201510383018 A CN 201510383018A CN 104912976 B CN104912976 B CN 104912976B
- Authority
- CN
- China
- Prior art keywords
- electromagnetic brake
- inductive load
- operational amplifier
- resistance
- output end
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Rectifiers (AREA)
Abstract
The invention discloses a kind of safety controller of electromagnetic brake, include the inductive load of electromagnetic brake（L）, inductive load（L1）Two ends are connected to rectifier bridge（B）Output end, the inductive load（L1）On be in series with FET（Q1）;The inductive load（L）On be parallel with fly-wheel diode（D1）, fly-wheel diode（D1）Negative pole and rectifier bridge（B）Cathode output end be connected；The inductive load（L）On be also parallel with controlling circuit of voltage regulation.The structure of the present invention can effectively solve the problems, such as the back-emf of electromagnetic brake, and can also maintenance voltage stabilization, it is to avoid brake misoperation.
Description
Technical field
The present invention relates to a kind of electromagnetic brake, particularly a kind of safety controller of electromagnetic brake.
Background technology
Driver is the Important Components for controlling electromagnetic brake opening and closing, in the prior art, general in divider chain
All without freewheeling circuit, if load is larger inductive load, produced sensing counter electromotive force can in circuit it is pressure-resistant compared with
Small device smashes to damage circuit.It is additionally, since power network and there is certain voltage pulsation, unstable voltage will influences
To the adhesive of brake, it is likely that meeting misoperation, so as to cause serious safety problem.
The content of the invention
It is an object of the present invention to provide a kind of safety controller of electromagnetic brake.Its structure can be solved effectively
The certainly back-emf problem of electromagnetic brake, and can also maintenance voltage stabilization, it is to avoid brake misoperation.
Technical scheme：A kind of safety controller of electromagnetic brake, is characterized in：Including electromagnetic brake
Inductive load, inductive load two ends are connected on the output end of rectifier bridge, the inductive load and are in series with FET;Institute
State and fly-wheel diode is parallel with inductive load, the negative pole of fly-wheel diode is connected with the cathode output end of rectifier bridge；The sense
Property load on be also parallel with controlling circuit of voltage regulation.
In the safety controller of foregoing electromagnetic brake, the controlling circuit of voltage regulation includes operational amplifier, computing
The positive input of amplifier passes sequentially through 3rd resistor and the 5th resistance is connected cathode rectifier output end with inductive load
One end is connected, and the reverse input end of the operational amplifier passes sequentially through the another of the 4th resistance and the 6th resistance and inductive load
End is connected；The reverse input end of the operational amplifier is also connected by second resistance with the output end of operational amplifier.
In the safety controller of foregoing electromagnetic brake, the output end of the operational amplifier passes sequentially through the first electricity
Hold and be grounded with after the 7th resistance.
In the safety controller of foregoing electromagnetic brake, the 3rd electric capacity is parallel with the second resistance.
In the safety controller of foregoing electromagnetic brake, the positive input of the operational amplifier passes through the first electricity
It is grounded after resistance, the second electric capacity is parallel with the first resistor.
In the safety controller of foregoing electromagnetic brake, the output end and fet gate of the operational amplifier
It is connected to single-chip microcomputer.
The 4th electric capacity is connected between two output ends of the rectifier bridge.
Compared with prior art, the present invention carries out afterflow after being powered off by fly-wheel diode to inductive load, so as to
Prevent device failure.And the present invention has also passed through controlling circuit of voltage regulation and the voltage at inductive load two ends is kept stable, not with
Power network fluctuation, can make the reliable adhesive of brake, will not the misoperation because of voltage ripple of power network, it is therefore more safe and reliable.
Brief description of the drawings
Fig. 1 is the electrical block diagram of the present invention；
Fig. 2 is the structural representation of controlling circuit of voltage regulation of the present invention.
Embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples, but be not intended as to the present invention limit according to
According to.
Embodiment.A kind of safety controller of electromagnetic brake, as shown in Figure 1：Perception including electromagnetic brake is born
L is carried, inductive load L1 two ends are connected on rectifier bridge B output end, the inductive load L1 and are in series with FET Q1;Institute
State and sustained diode 1 is parallel with inductive load L, the negative pole of sustained diode 1 is connected with rectifier bridge B cathode output end；
Controlling circuit of voltage regulation is also parallel with the inductive load L.
The controlling circuit of voltage regulation structure is as shown in Fig. 2 including operational amplifier U, operational amplifier U positive input
End pass sequentially through 3rd resistor R3 and the 5th resistance R5 be connected with inductive load L rectifier bridge B cathode output ends one end it is connected, institute
The reverse input end for stating operational amplifier U passes sequentially through the 4th resistance R4 and the 6th resistance R6 and inductive load L other end phase
Even；The reverse input end of the operational amplifier U is also connected by second resistance R2 with operational amplifier U output end.It is described
Operational amplifier U output end is passed sequentially through and is grounded after the first electric capacity C1 and the 7th resistance R7.It is in parallel on the second resistance R2
There is the 3rd electric capacity C3.The positive input of the operational amplifier U after first resistor R1 by being grounded, on the first resistor R1
It is parallel with the second electric capacity C2.The output end and FET Q1 grids of the operational amplifier U is connected to single-chip microcomputer.It is described whole
The 4th electric capacity C4 is connected between stream bridge B two output ends.
The operation principle of the present invention:In the presence of controlling circuit of voltage regulation, the electricity being output on inductive load can be kept
Pressure is stable.Coordinate the use of single-chip microcomputer again, can adjust output voltage.Such as according to formula P=U2/R, brake is starting
Transient voltage is U, and resistance is R, and power is P, starts voltage after 2S and is reduced to U automatically, power is then changed into P, saves 75% electricity
Energy.
The input voltage of the excitation controller of the present invention is general for combined-voltage, scope can for AC85C-AC265V and
DC100V-DC300V。
Claims (5)
1. a kind of safety controller of electromagnetic brake, it is characterised in that：Inductive load (L) including electromagnetic brake, sense
Property load two ends be connected on rectifier bridge (B) output end, the inductive load and be in series with FET (Q1)；The perception is negative
Carry and be parallel with fly-wheel diode (D1) on (L), the negative pole of fly-wheel diode (D1) is connected with the cathode output end of rectifier bridge (B)；
Controlling circuit of voltage regulation is also parallel with the inductive load (L)；The controlling circuit of voltage regulation includes operational amplifier (U), computing
The positive input of amplifier (U) passes sequentially through 3rd resistor (R3) and the 5th resistance (R5) is connected rectification with inductive load (L)
One end of bridge (B) cathode output end is connected, the reverse input end of the operational amplifier (U) pass sequentially through the 4th resistance (R4) and
6th resistance (R6) is connected with the other end of inductive load (L)；The reverse input end of the operational amplifier (U) also passes through second
Resistance (R2) is connected with the output end of operational amplifier (U)；The output end and FET (Q1) grid of the operational amplifier (U)
Pole is connected to single-chip microcomputer.
2. the safety controller of electromagnetic brake according to claim 1, it is characterised in that：The operational amplifier
(U) output end passes sequentially through the first electric capacity (C1) and the 7th resistance (R7) is grounded afterwards.
3. the safety controller of electromagnetic brake according to claim 1, it is characterised in that：The second resistance (R2)
On be parallel with the 3rd electric capacity (C3).
4. the safety controller of electromagnetic brake according to claim 1, it is characterised in that：The operational amplifier
(U) positive input is grounded afterwards by first resistor (R1), and the second electric capacity (C2) is parallel with the first resistor (R1).
5. the safety controller of electromagnetic brake according to claim 1, it is characterised in that：The rectifier bridge (B)
The 4th electric capacity (C4) is connected between two output ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510383018.9A CN104912976B (en) | 2015-06-30 | 2015-06-30 | A kind of safety controller of electromagnetic brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510383018.9A CN104912976B (en) | 2015-06-30 | 2015-06-30 | A kind of safety controller of electromagnetic brake |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104912976A CN104912976A (en) | 2015-09-16 |
| CN104912976B true CN104912976B (en) | 2017-08-29 |
Family
ID=54082312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510383018.9A Active CN104912976B (en) | 2015-06-30 | 2015-06-30 | A kind of safety controller of electromagnetic brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104912976B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202005008265U1 (en) * | 2005-05-27 | 2005-10-20 | Blocher, Georg-Friedrich | Electromagnetic brake especially for lift has a brake lining on the solenoid anchor mechanically linked to a pot core with a similar gap and a control which retards the brake movement before brake contact |
| CN101707849A (en) * | 2009-12-02 | 2010-05-12 | 江苏天瑞仪器股份有限公司 | ICP light source output power adjusting circuit |
| CN201638034U (en) * | 2010-02-05 | 2010-11-17 | 三一重机有限公司 | High-accuracy PWM driving circuit |
| CN102740538A (en) * | 2011-04-13 | 2012-10-17 | 海洋王照明科技股份有限公司 | Led drive circuit |
| CN203057003U (en) * | 2012-12-27 | 2013-07-10 | 浙江西子富沃德电机有限公司 | Actuator of electromagnetic brake |
| CN103780226A (en) * | 2014-02-14 | 2014-05-07 | 太原理工大学 | Energy-saving drive circuit with flexibly-controllable duty ratio |
| CN104022440A (en) * | 2014-05-30 | 2014-09-03 | 绵阳科创园区精机电子有限公司 | Laser diode microsecond pulse driving circuit and driving method |
| CN104597952A (en) * | 2015-01-28 | 2015-05-06 | 长城电器集团有限公司 | Voltage stabilizing circuit of alternating current voltage stabilizer |
| CN104676073A (en) * | 2014-12-29 | 2015-06-03 | 温州长江汽车电子有限公司 | Electromagnetic valve control circuit of automobile air-conditioning compressor |
| CN204784341U (en) * | 2015-06-30 | 2015-11-18 | 浙江玛拓驱动设备有限公司 | Safe type controller of electromagnetic braking ware |
-
2015
- 2015-06-30 CN CN201510383018.9A patent/CN104912976B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202005008265U1 (en) * | 2005-05-27 | 2005-10-20 | Blocher, Georg-Friedrich | Electromagnetic brake especially for lift has a brake lining on the solenoid anchor mechanically linked to a pot core with a similar gap and a control which retards the brake movement before brake contact |
| CN101707849A (en) * | 2009-12-02 | 2010-05-12 | 江苏天瑞仪器股份有限公司 | ICP light source output power adjusting circuit |
| CN201638034U (en) * | 2010-02-05 | 2010-11-17 | 三一重机有限公司 | High-accuracy PWM driving circuit |
| CN102740538A (en) * | 2011-04-13 | 2012-10-17 | 海洋王照明科技股份有限公司 | Led drive circuit |
| CN203057003U (en) * | 2012-12-27 | 2013-07-10 | 浙江西子富沃德电机有限公司 | Actuator of electromagnetic brake |
| CN103780226A (en) * | 2014-02-14 | 2014-05-07 | 太原理工大学 | Energy-saving drive circuit with flexibly-controllable duty ratio |
| CN104022440A (en) * | 2014-05-30 | 2014-09-03 | 绵阳科创园区精机电子有限公司 | Laser diode microsecond pulse driving circuit and driving method |
| CN104676073A (en) * | 2014-12-29 | 2015-06-03 | 温州长江汽车电子有限公司 | Electromagnetic valve control circuit of automobile air-conditioning compressor |
| CN104597952A (en) * | 2015-01-28 | 2015-05-06 | 长城电器集团有限公司 | Voltage stabilizing circuit of alternating current voltage stabilizer |
| CN204784341U (en) * | 2015-06-30 | 2015-11-18 | 浙江玛拓驱动设备有限公司 | Safe type controller of electromagnetic braking ware |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104912976A (en) | 2015-09-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102055394B (en) | Power converter device | |
| RU2013138457A (en) | POWER TRANSFORM DEVICE | |
| CN203674694U (en) | Cycle-by-cycle current-limiting protection circuit for variable-frequency drive | |
| CN103618483A (en) | Sectional-type energy consumption brake circuit of permanent-magnet direct current motor | |
| CN203896187U (en) | Control circuit of switching-mode power supply | |
| CN104912976B (en) | A kind of safety controller of electromagnetic brake | |
| CN103337841B (en) | Bidirectional current limiter based on two-way BUCK converter and bidirectional current limiting method | |
| CN206323222U (en) | A kind of portable feeler electric power system | |
| CN204784341U (en) | Safe type controller of electromagnetic braking ware | |
| CN104843568A (en) | Digital servo elevator driver | |
| CN209728135U (en) | A kind of brushless electric machine starting short-circuit detecting circuit | |
| CN203011988U (en) | Motor voltage detection circuit under control of direct current torque | |
| CN203055625U (en) | Flyback switching power supply transformer | |
| CN204835680U (en) | 4 kilovolt electricity generation supplyes boost circuit | |
| CN104158403A (en) | Single chip microcomputer-controlled switching power supply and control method thereof | |
| CN205099164U (en) | Elevator servo driver | |
| CN104931877B (en) | A kind of electromagnetic brake performance test frock | |
| CN103607164B (en) | A kind of apparatus and method of administering winch RHVC peak voltage | |
| CN203406782U (en) | Power supply conversion apparatus | |
| CN202759218U (en) | A voltage adjusting circuit | |
| CN202364141U (en) | Improved rectifier circuit | |
| Chandran et al. | Comparison on Performance between PI and Fuzzy Controlled Zeta Converter in BLDC Motor Drive | |
| CN204835683U (en) | 3 kilovolt electricity generation supplyes boost circuit | |
| CN204030670U (en) | A kind of electric energy based on permanent magnet generator reclaims energy-storage system | |
| CN204886378U (en) | 2 kilovolt electricity generation supplyes boost circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A safety controller for electromagnetic brake Effective date of registration: 20220728 Granted publication date: 20170829 Pledgee: Nanxun Zhejiang rural commercial bank Limited by Share Ltd. Pledgor: ZHEJIANG MATO DRIVE EQUIPMENT CO.,LTD. Registration number: Y2022330001546 |