CN106494609A - A kind of steering wheel clutch adhesive/off-state control circuit - Google Patents
A kind of steering wheel clutch adhesive/off-state control circuit Download PDFInfo
- Publication number
- CN106494609A CN106494609A CN201611051615.2A CN201611051615A CN106494609A CN 106494609 A CN106494609 A CN 106494609A CN 201611051615 A CN201611051615 A CN 201611051615A CN 106494609 A CN106494609 A CN 106494609A
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- Prior art keywords
- normally opened
- outfan
- gate
- electrical switch
- resistance
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C13/00—Control systems or transmitting systems for actuating flying-control surfaces, lift-increasing flaps, air brakes, or spoilers
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Aviation & Aerospace Engineering (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The invention belongs to steering engine controller designing technique, is related to the improvement to steering engine controller clutch adhesive/off-state control circuit.It is characterized in that：The 1st normally opened electrical switch K1 outfan K1b and clutch coil high-end between have a diode D1；There is the 1st supervisory circuit (3) between the outfan K1b of the 1st normally opened electrical switch K1 and control end K1c；There is the 2nd supervisory circuit (5) between the 2nd normally opened control end K2c of electrical switch K2 and the low side of clutch coil.The present invention is avoided that, eliminates potential safety hazard.
Description
Technical field
The invention belongs to steering engine controller designing technique, is related to steering engine controller clutch adhesive/off-state control
The improvement of circuit.
Background technology
A kind of current steering engine controller clutch adhesive/off-state control circuit is referring to Fig. 1.Including clutch coil
2nd, the 1st normally opened electrical switch K1, the 2nd normally opened electrical switch K2 and on-off circuit 1；The input K1a of the 1st normally opened electrical switch K1
It is connected with+28V power supplys, control end K1c of the 1st normally opened electrical switch K1 is believed with the high-end control of the clutch coil of steering engine controller
Number outfan IN1 connection, the outfan K1b of the 1st normally opened electrical switch K1 and the high-end connection of clutch coil 2；2nd normally opened electricity
It is connected, control end K2c of the 2nd normally opened electrical switch K2 and steering engine controller input K2a and the+28V power supplys of son switch K2
Clutch coil low side control signal output IN2 connection, the outfan K2b's and resistance R4 of the 2nd normally opened electrical switch K2
One end connects, and the other end of resistance R4 is connected with the low side of clutch coil 2；Described on-off circuit 1 by PNP triode G1,
NPN triode G2 and resistance R1 to resistance R3 compositions；The colelctor electrode of PNP triode G1 and clutch state monitoring signal outfan
OUT1 connects, and the emitter stage of PNP triode G1 is connected with+28V power supplys, and resistance R1 is connected on the base stage of PNP triode G1 and transmitting
Between pole, one end of resistance R2 is connected with the base stage of PNP triode G1, the other end of resistance R2 and the current collection of NPN triode G2
Pole connects, and the grounded emitter of NPN triode G2, one end of resistance R3 are connected with the base stage of NPN triode G2, and resistance R3's is another
One end is connected with the low side of clutch coil 2.
Its operation principle is：When the 1st normally opened electrical switch K1 control ends K1c are grounded, the 1st normally opened electrical switch conducting,
When 1st normally opened electrical switch K1 control ends K1c connect+28V power supplys, the 1st normally opened electrical switch cut-off；When the 2nd normally opened electrical switch
When K2 control ends K2c connect+15V power supplys, the 2nd normally opened electrical switch conducting, when the 2nd normally opened electrical switch K2 control ends K2c are grounded,
2nd normally opened electrical switch cut-off.
When steering wheel clutch adhesive is needed, the high-end control signal output of clutch coil of steering engine controller is controlled
IN1 is grounded, the 1st normally opened electrical switch conducting, the high termination+28V power supplys of clutch coil 2；Steering engine controller is controlled simultaneously
Clutch coil low side control signal output IN2 connects+15V power supplys, the 2nd normally opened electrical switch K2 conductings, the 2nd normally opened electronic cutting
The outfan K2b ground connection of pass；Now on clutch coil 2 and resistance R4,28V voltage differences are produced, passed through on clutch coil 2
Electric current, produces magnetic field control steering wheel clutch adhesive；Meanwhile, the electric current of formation produces voltage difference on resistance R4, controls NPN tri-
Pole pipe G2 and the conducting of PNP triode G1, clutch state monitoring signal outfan OUT1 export 28V logics.
When needing steering wheel clutch to disconnect, the high-end control signal output of clutch coil of steering engine controller is controlled
IN1 connects+28V power supplys, the 1st normally opened electrical switch cut-off, the high-end open circuit of clutch coil 2；Steering engine controller is controlled simultaneously
Clutch coil low side control signal output IN2 is grounded, the 2nd normally opened electrical switch K2 cut-off, the 2nd normally opened electrical switch defeated
Go out to hold K2b to open a way；Now no current on clutch coil 2 and resistance R4, steering wheel clutch disconnect；Meanwhile, nothing on resistance R4
Voltage difference, NPN triode G2 and the cut-off of PNP triode G1, clutch state monitoring signal outfan OUT1 output open circuit logics.
Which has the disadvantage：Steering wheel clutch is when automatic flight control system breaks down, it is ensured that disengage automatic pilot
Switch to last link of pilot steering, steering wheel clutch on/off takes high low side while the remaining control of control
Strategy, when short trouble occur in the 1st normally opened electrical switch K1 or the 2nd normally opened electrical switch K2, above-mentioned supervisory circuit cannot
Alert in time, cause clutch to disconnect control security remaining and degrade, cause potential safety hazard.
Content of the invention
The purpose of the present invention is：A kind of improved steering engine controller clutch adhesive/off-state control circuit is proposed, with
Just avoid causing clutch to disconnect control when there is short trouble as the 1st normally opened electrical switch K1 or the 2nd normally opened electrical switch K2
Safety remaining degrades, and eliminates safe hidden trouble.
The technical scheme is that：A kind of steering wheel clutch adhesive/off-state control circuit, including clutch coil
2nd, the 1st normally opened electrical switch K1, the 2nd normally opened electrical switch K2 and on-off circuit 1；The input K1a of the 1st normally opened electrical switch K1
It is connected with+28V power supplys, control end K1c of the 1st normally opened electrical switch K1 is believed with the high-end control of the clutch coil of steering engine controller
Number outfan IN1 connection；The input K2a of the 2nd normally opened electrical switch K2 is connected with+28V power supplys ground, the 2nd normally opened electrical switch
Control end K2c of K2 is connected with clutch coil low side control signal output IN2 of steering engine controller, the 2nd normally opened electronic cutting
The outfan K2b for closing K2 is connected with one end of resistance R4, and the other end of resistance R4 is connected with the low side of clutch coil 2；Described
On-off circuit 1 be made up of to resistance R3 PNP triode G1, NPN triode G2 and resistance R1；The colelctor electrode of PNP triode G1
It is connected with clutch state monitoring signal outfan OUT1, the emitter stage of PNP triode G1 is connected with+28V power supplys, and resistance R1 connects
Between the base stage of PNP triode G1 and emitter stage, one end of resistance R2 is connected with the base stage of PNP triode G1, resistance R2's
The other end is connected with the colelctor electrode of NPN triode G2, the grounded emitter of NPN triode G2, one end of resistance R3 and tri- poles of NPN
The base stage connection of pipe G2, the other end of resistance R3 are connected with the low side of clutch coil 2；It is characterized in that：
The 1st normally opened electrical switch K1 outfan K1b and clutch coil 2 high-end between have a diode D1,
The outfan K1b of the 1st normally opened electrical switch K1 is connected with diode D1 positive poles；
There are the 1st supervisory circuit 3, the 1st prison between the outfan K1b of the 1st normally opened electrical switch K1 and control end K1c
Control circuit 3 is made up of voltage conversion circuit (4), the 1st not gate U1, the 1st XOR gate U2, the 2nd not gate U3；Voltage conversion circuit 4
The outfan K1b of the 1st input electrical switch K1 normally opened with the 1st is connected, and the 2nd input of voltage conversion circuit 4 is normally opened with the 1st
The control end K1c connection of electrical switch K1, the 1st outfan of voltage conversion circuit 4 are connected with the input of the 1st not gate U1, electricity
2nd outfan of voltage conversion circuit 4 is connected with the 2nd input of the 1st XOR gate U2；The outfan and the 1st XOR of the 1st not gate U1
The 1st input connection of door U2, the outfan of the 1st XOR gate U2 are connected with the input of the 2nd not gate U3, and the 2nd not gate U3's is defeated
Go out end monitoring signal outfan OUT2 high-end with clutch coil to be connected；
There is one the 2nd monitoring electricity between control end K2c of the 2nd normally opened electrical switch K2 and the low side of clutch coil 2
The 5, the 2nd supervisory circuit 5 of road is made up of resistance R5, diode D2, the 3rd not gate U4, the 2nd XOR gate U5 and the 4th not gate U6；Resistance R5
One end be connected with+15V power supplys, the other end of resistance R5 is input into the 1st of the positive pole and the 2nd XOR gate U5 of diode D2 the respectively
End connection；The negative pole of diode D2 is connected with the low side of clutch coil 2；The input and the 2nd normally opened electronic cutting of the 3rd not gate U4
The control end K2c connection of K2 is closed, the outfan of the 3rd not gate U4 is connected with the 2nd input of the 2nd XOR gate U5；2nd XOR gate U5
Outfan be connected with the input of the 4th not gate U6；The outfan of the 4th not gate U6 is exported with clutch coil low side monitoring signal
End OUT3 connections.
It is an advantage of the invention that：A kind of improved steering engine controller clutch adhesive/off-state control circuit is proposed,
Being avoided that cause clutch to disconnect control when there is short trouble as the 1st normally opened electrical switch K1 or the 2nd normally opened electrical switch K2
Safety remaining degrades, and eliminates potential safety hazard.
Description of the drawings
Fig. 1 is a kind of schematic diagram of current steering engine controller clutch adhesive/off-state control circuit.
Fig. 2 is the circuit theory diagrams of the present invention.
Specific embodiment
Below the present invention is described in further details.Referring to Fig. 2, a kind of steering wheel clutch adhesive/off-state control
Circuit, including clutch coil 2, the 1st normally opened electrical switch K1, the 2nd normally opened electrical switch K2 and on-off circuit 1；1st normally opened electricity
The input K1a of son switch K1 is connected with+28V power supplys, control end K1c of the 1st normally opened electrical switch K1 and steering engine controller
The high-end control signal output IN1 connection of clutch coil；The input K2a of the 2nd normally opened electrical switch K2 and+28V power supplys ground
Connection, control end K2c of the 2nd normally opened electrical switch K2 and the clutch coil low side control signal output of steering engine controller
IN2 connects, and the outfan K2b of the 2nd normally opened electrical switch K2 is connected with one end of resistance R4, the other end and clutch of resistance R4
The low side connection of coil 2；Described on-off circuit 1 is made up of to resistance R3 PNP triode G1, NPN triode G2 and resistance R1；
The colelctor electrode of PNP triode G1 is connected with clutch state monitoring signal outfan OUT1, the emitter stage of PNP triode G1 with+
28V power supplys connect, and resistance R1 is connected between the base stage of PNP triode G1 and emitter stage, one end of resistance R2 and PNP triode G1
Base stage connection, the other end of resistance R2 is connected with the colelctor electrode of NPN triode G2, the grounded emitter of NPN triode G2, electric
One end of resistance R3 is connected with the base stage of NPN triode G2, and the other end of resistance R3 is connected with the low side of clutch coil 2；Which is special
Levy and be：
The 1st normally opened electrical switch K1 outfan K1b and clutch coil 2 high-end between have a diode D1,
The outfan K1b of the 1st normally opened electrical switch K1 is connected with diode D1 positive poles；
There are the 1st supervisory circuit 3, the 1st prison between the outfan K1b of the 1st normally opened electrical switch K1 and control end K1c
Control circuit 3 is made up of voltage conversion circuit (4), the 1st not gate U1, the 1st XOR gate U2, the 2nd not gate U3；Voltage conversion circuit 4
The outfan K1b of the 1st input electrical switch K1 normally opened with the 1st is connected, and the 2nd input of voltage conversion circuit 4 is normally opened with the 1st
The control end K1c connection of electrical switch K1, the 1st outfan of voltage conversion circuit 4 are connected with the input of the 1st not gate U1, electricity
2nd outfan of voltage conversion circuit 4 is connected with the 2nd input of the 1st XOR gate U2；The outfan and the 1st XOR of the 1st not gate U1
The 1st input connection of door U2, the outfan of the 1st XOR gate U2 are connected with the input of the 2nd not gate U3, and the 2nd not gate U3's is defeated
Go out end monitoring signal outfan OUT2 high-end with clutch coil to be connected；
There is one the 2nd monitoring electricity between control end K2c of the 2nd normally opened electrical switch K2 and the low side of clutch coil 2
The 5, the 2nd supervisory circuit 5 of road is made up of resistance R5, diode D2, the 3rd not gate U4, the 2nd XOR gate U5 and the 4th not gate U6；Resistance R5
One end be connected with+15V power supplys, the other end of resistance R5 is input into the 1st of the positive pole and the 2nd XOR gate U5 of diode D2 the respectively
End connection；The negative pole of diode D2 is connected with the low side of clutch coil 2；The input and the 2nd normally opened electronic cutting of the 3rd not gate U4
The control end K2c connection of K2 is closed, the outfan of the 3rd not gate U4 is connected with the 2nd input of the 2nd XOR gate U5；2nd XOR gate U5
Outfan be connected with the input of the 4th not gate U6；The outfan of the 4th not gate U6 is exported with clutch coil low side monitoring signal
End OUT3 connections.
The present invention operation principle be：When need steering wheel clutch to disconnect and during the 1st normally opened electrical switch K1 short circuit, steering wheel
High-end control signal output IN1 of the clutch coil of controller connects+28V power supplys, the 1st after changing through voltage conversion circuit 4
2nd input of XOR gate U2 is 15V logics；The outfan K1b of the 1st normally opened electrical switch K1 is output as 28V, through voltage conversion
After circuit 4 is changed, then it is reversely 0 logic in the 1st input of the 1st XOR gate U2 through the 1st not gate U1, then through the 1st XOR gate U1
The outfan processed in the 1st XOR gate U2 is 15V logics, through the 2nd not gate U3 reverse after clutch coil high-end monitoring letter
Number outfan OUT2 exports 0 logic, fault warning；
When need steering wheel clutch to disconnect and during the 2nd normally opened electrical switch K2 short circuit, the clutch coil of steering engine controller
Low side control signal output IN2 be grounded, through the 3rd not gate U4 after reverse the 2nd XOR gate U5 the 2nd input be 15V logics；
The outfan K2b of the 2nd normally opened electrical switch K2 is output as earth signal, and now the 1st input of the 2nd XOR gate U5 is logical zero, then passes through
2nd XOR gate U5 processed the 2nd XOR gate U5 outfan be 15V logics, through the 4th not gate U6 reverse after clutch coil
Low side monitoring signal outfan OUT3 exports 0 logic, fault warning；
The effect of diode D1 is the+15V power supplys for preventing the 2nd supervisory circuit 5 through resistance R5, diode D2, clutch
Coil 2 affects the normal work of the 1st supervisory circuit 3；The effect of diode D2 is prevented when the 1st normally opened electrical switch K1 is turned on ,+
28V power supplys affect the normal work of the 2nd supervisory circuit 5 through diode D1, clutch coil 2, resistance R5.
One embodiment of the present of invention, the 1st normally opened electrical switch K1 select FH008 Darlington transistors, the 2nd normally opened electrical switch
K2 selects FH007 Darlington transistors, the 1st XOR gate U2 and the 2nd XOR gate U5 to select CD4070, PNP triode G1 to select 2N2907,
NPN triode G2 selects 2N2222.
Claims (1)
1. a kind of steering wheel clutch adhesive/off-state control circuit, including clutch coil (2), the 1st normally opened electrical switch
K1, the 2nd normally opened electrical switch K2 and on-off circuit (1)；The input K1a of the 1st normally opened electrical switch K1 is connected with+28V power supplys,
Control end K1c of the 1st normally opened electrical switch K1 is connected with high-end control signal output IN1 of the clutch coil of steering engine controller
Connect；The input K2a of the 2nd normally opened electrical switch K2 is connected with+28V power supplys ground, control end K2c of the 2nd normally opened electrical switch K2
It is connected with clutch coil low side control signal output IN2 of steering engine controller, the outfan of the 2nd normally opened electrical switch K2
K2b is connected with one end of resistance R4, and the other end of resistance R4 is connected with the low side of clutch coil (2)；Described on-off circuit
(1) it is made up of to resistance R3 PNP triode G1, NPN triode G2 and resistance R1；The colelctor electrode and clutch of PNP triode G1
Condition monitoring signal output part OUT1 connects, and the emitter stage of PNP triode G1 is connected with+28V power supplys, and resistance R1 is connected on PNP tri-
Between the base stage of pole pipe G1 and emitter stage, one end of resistance R2 is connected with the base stage of PNP triode G1, the other end of resistance R2 with
The colelctor electrode connection of NPN triode G2, the grounded emitter of NPN triode G2, one end of resistance R3 and the base of NPN triode G2
Pole connects, and the other end of resistance R3 is connected with the low side of clutch coil (2)；It is characterized in that：
The 1st normally opened electrical switch K1 outfan K1b and clutch coil (2) high-end between have a diode D1, the 1st
The outfan K1b of normally opened electrical switch K1 is connected with diode D1 positive poles；
There are the 1st supervisory circuit (3), the 1st monitoring between the outfan K1b of the 1st normally opened electrical switch K1 and control end K1c
Circuit (3) is made up of voltage conversion circuit (4), the 1st not gate U1, the 1st XOR gate U2, the 2nd not gate U3；Voltage conversion circuit (4)
The outfan K1b of normally opened with the 1st electrical switch K1 of the 1st input be connected, the 2nd input and the 1st of voltage conversion circuit (4)
The control end K1c connection of normally opened electrical switch K1, the input of the 1st outfan and the 1st not gate U1 of voltage conversion circuit (4) connect
Connect, the 2nd outfan of voltage conversion circuit (4) is connected with the 2nd input of the 1st XOR gate U2；The outfan of the 1st not gate U1 with
The 1st input connection of the 1st XOR gate U2, the outfan of the 1st XOR gate U2 are connected with the input of the 2nd not gate U3, the 2nd not gate
The outfan of U3 monitoring signal outfan OUT2 high-end with clutch coil is connected；
There is the 2nd supervisory circuit between control end K2c of the 2nd normally opened electrical switch K2 and the low side of clutch coil (2)
(5), the 2nd supervisory circuit (5) is made up of resistance R5, diode D2, the 3rd not gate U4, the 2nd XOR gate U5 and the 4th not gate U6；Resistance
One end of R5 is connected with+15V power supplys, and the other end of resistance R5 is defeated with the 1st of the positive pole of diode D2 and the 2nd XOR gate U5 the respectively
Enter end connection；The negative pole of diode D2 is connected with the low side of clutch coil (2)；The input and the 2nd normally opened electricity of the 3rd not gate U4
The control end K2c connection of son switch K2, the outfan of the 3rd not gate U4 are connected with the 2nd input of the 2nd XOR gate U5；2nd XOR
The outfan of door U5 is connected with the input of the 4th not gate U6；The outfan of the 4th not gate U6 and clutch coil low side monitoring signal
Outfan OUT3 connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611051615.2A CN106494609B (en) | 2016-11-24 | 2016-11-24 | A kind of steering engine clutch actuation/off-state control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611051615.2A CN106494609B (en) | 2016-11-24 | 2016-11-24 | A kind of steering engine clutch actuation/off-state control circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106494609A true CN106494609A (en) | 2017-03-15 |
| CN106494609B CN106494609B (en) | 2018-09-28 |
Family
ID=58328416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611051615.2A Active CN106494609B (en) | 2016-11-24 | 2016-11-24 | A kind of steering engine clutch actuation/off-state control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106494609B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3487393A (en) * | 1967-02-16 | 1969-12-30 | Bendix Corp | Fail safe signal transmitting network |
| CN101239655A (en) * | 2008-01-08 | 2008-08-13 | 上海大学 | Small-sized unmanned aircraft steering engine control device |
| CN101585411A (en) * | 2009-07-10 | 2009-11-25 | 四川省成都普什机电技术研究有限公司 | Hydraulic servo steering engine system |
| CN102837821A (en) * | 2012-08-27 | 2012-12-26 | 中国航天科技集团公司第四研究院四0一所 | Controller of steering engine |
| CN105278525A (en) * | 2015-11-13 | 2016-01-27 | 兰州飞行控制有限责任公司 | Parallel steering engine drive circuit with fault monitoring function |
-
2016
- 2016-11-24 CN CN201611051615.2A patent/CN106494609B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3487393A (en) * | 1967-02-16 | 1969-12-30 | Bendix Corp | Fail safe signal transmitting network |
| CN101239655A (en) * | 2008-01-08 | 2008-08-13 | 上海大学 | Small-sized unmanned aircraft steering engine control device |
| CN101585411A (en) * | 2009-07-10 | 2009-11-25 | 四川省成都普什机电技术研究有限公司 | Hydraulic servo steering engine system |
| CN102837821A (en) * | 2012-08-27 | 2012-12-26 | 中国航天科技集团公司第四研究院四0一所 | Controller of steering engine |
| CN105278525A (en) * | 2015-11-13 | 2016-01-27 | 兰州飞行控制有限责任公司 | Parallel steering engine drive circuit with fault monitoring function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106494609B (en) | 2018-09-28 |
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