CN105186484B - A kind of airborne equipment thunder and righting blanker with 422 communication functions - Google Patents
A kind of airborne equipment thunder and righting blanker with 422 communication functions Download PDFInfo
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- CN105186484B CN105186484B CN201510459940.1A CN201510459940A CN105186484B CN 105186484 B CN105186484 B CN 105186484B CN 201510459940 A CN201510459940 A CN 201510459940A CN 105186484 B CN105186484 B CN 105186484B
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- 230000004224 protection Effects 0.000 claims abstract description 9
- 230000001629 suppression Effects 0.000 claims description 22
- 230000001052 transient effect Effects 0.000 claims description 21
- 230000002452 interceptive effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 208000025274 Lightning injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention discloses a kind of airborne equipment thunder and righting blanker with 422 communication functions, including signal input terminal, signal input terminal is connected with first order lightning surge module, 422 communication modules, output protection module, signal output terminal in turn.Thunder and lightning is interfered from outside and is released using external airborne equipment thunder and righting blanker by a kind of airborne equipment thunder and righting blanker with 422 communication functions of the present invention, avoids thunder and lightning interfering introducing equipment, protect the safety of equipment to the greatest extent.
Description
Technical field
The invention belongs to apparatus for preventing thunderbolt technical fields, and in particular to a kind of airborne equipment with 422 communication functions
Thunder and righting blanker.
Background technology
Aircraft can inevitably encounter the bad weathers such as thunder and lightning in flight course.It flies in the weather of lightning accompanied by peals of thunder, once
It is struck by lightning, the protrusion of external fuselage is highly prone to lightning stroke interference if reception or transmitting antenna and even damages, leads to work(
It can lose, influence the normal flight of aircraft.Lightning surge interference can be also struck by lightning with external equipment and introduce interior of aircraft,
Influence the damage of Wing Newsletter system and other avionics.Therefore will in the presence of a harsh environment normal flight it is necessary to increasing aboard
Corresponding thunder and lightning inhibits equipment.
Invention content
The object of the present invention is to provide a kind of airborne equipment thunder and righting blankers with 422 communication functions, solve existing
There are problems that lightning surge interference effect Wing Newsletter system in technology.
The technical solution adopted in the present invention is a kind of airborne equipment thunder and righting blanker with 422 communication functions, including
Signal input terminal, signal input terminal are connected with first order lightning surge module, 422 communication modules, output protection mould in turn
Block, signal output terminal.
The features of the present invention also characterized in that：
Signal input terminal includes first port, second port, third port, the 4th port, first order lightning surge mould
Block includes first gas discharge tube and second gas discharge tube, the span for the signal wire that first port and second port are separately connected
First gas discharge tube is connect, second gas discharge tube is bridged between the signal wire that third port and the 4th port are separately connected；Letter
The first port of number input terminal, second port, third port, the 4th port respectively with the A, B, Z, Y-port of 422 communication modules
It corresponds.
First port, second port, third port, the 4th port are after first gas discharge tube and second gas discharge tube
It is respectively connected with one end of varistor, the other end of varistor is grounded.
Bridging had the second wink after first gas discharge tube between the signal wire that first port and second port are separately connected
State inhibits diode, and bridging has the after second gas discharge tube between the signal wire that third port and the 4th port are separately connected
Three Transient Suppression Diodes.
First port, second port, third port, the 4th port are after first gas discharge tube and second gas discharge tube
It is respectively connected with voltage transformer, the input terminal connection of voltage transformer and microprocessor, the output end and relay of microprocessor
Connection, relay is corresponding with voltage transformer, and radio receiving transmitting module is also associated on microprocessor.
Build-out resistor is bridged between the signal wire that first port and second port are separately connected, first gas discharge tube is located at
The rear end of build-out resistor.
Signal output terminal includes fifth port, the 6th port, the 7th port, the 8th port, and output protection module includes
The output signal line of first insurance and the second insurance, 422 communication modules is separately connected the first insurance and the second insurance, the first insurance
It is connect with one end of fifth port, the first Transient Suppression Diode, the other end ground connection of the first Transient Suppression Diode, second protects
Danger is connect with one end of the 8th port, the 4th Transient Suppression Diode, the other end ground connection of the 4th Transient Suppression Diode.
The beneficial effects of the invention are as follows：The present invention combines 422 communication functions and thunder and righting blanker, solves airborne
The thunder and lightning interference problem that equipment encounters in 422 communications is greatly improved by intelligentized control and wireless data transmission
The stability of 422 communications；Thunder and lightning is interfered from outside and is released, avoided and do thunder and lightning by external airborne equipment thunder and righting blanker
Introducing equipment is disturbed, protects the safety of equipment to the greatest extent.
Description of the drawings
Fig. 1 is the structural schematic diagram of thunder and righting blanker of the present invention；
Fig. 2 is the structural schematic diagram in the rectangular body case of aluminium alloy system in Fig. 1；
Fig. 3 is the circuit diagram of thunder and righting blanker of the present invention；
Fig. 4 is the connection diagram of thunder and righting blanker of the present invention and airborne communication apparatus.
In figure, 1. first order lightning surge modules, 2.422 communication modules, 3. output protection modules, 4. microprocessors, 5.
Relay, 6. radio receiving transmitting modules, 7. second level lightning surge modules, 8. third level lightning surge modules, 9. surges acquire mould
Block；
P2. signal input terminal, P3. signal output terminals, I. first ports, II. second ports, III. third ports,
IV. the 4th port, G1. first gas discharge tubes, G2. second gas discharge tubes, the second Transient Suppression Diodes of D2., D3. thirds
Transient Suppression Diode, V. fifth ports, the 6th ports VI., the 7th ports VII., the 8th ports VIII., F1. first insure,
F2. the second insurance, the first Transient Suppression Diodes of D1., the 4th Transient Suppression Diodes of D4., R3. build-out resistors.
Specific implementation mode
The following describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
Show as shown in Figure 1 for a kind of surface structure with the airborne equipment thunder and righting blanker of 422 communication functions of the present invention
It is intended to, including signal input part, signal output end and the rectangular body case of aluminium alloy system.
It is long to be illustrated in figure 2 aluminium alloy system in a kind of airborne equipment thunder and righting blanker with 422 communication functions of the present invention
Structural schematic diagram in cube shell is sequentially connected first order lightning surge module 1, second level lightning surge from signal input part
Module 7, third level lightning surge module 8, surge acquisition module 9, microprocessor 4,422 communication modules 2, output protection module 3,
Then signal exports, and radio receiving transmitting module 6 is also associated on microprocessor 4.
It is illustrated in figure 3 a kind of circuit diagram of the airborne equipment thunder and righting blanker with 422 communication functions of the present invention,
Signal input terminal P2 includes first port I, second port II, third port III, the 4th port IV, first port I and second
Bridged successively between the signal wire that port II is separately connected build-out resistor R3 and first gas discharge tube G1, third port III and
Second gas discharge tube G2, first gas discharge tube G1 and second gas are bridged between the signal wire that 4th port IV is separately connected
Discharge tube G2 forms first order lightning surge module 1, first order lightning surge inhibition is carried out, for high current of releasing.First
First port I, second port II, third port III, the 4th port IV point after gas-discharge tube G1 and second gas discharge tube G2
Not Lian Jie varistor R1, R2, R14, R13, varistor R1, R2, R14, R13 be grounded, and forms second level lightning surge mould
Block 7 carries out second level lightning surge inhibition.The signal that first port I and second port II are separately connected in varistor rear end
It is bridged between line between having the signal wire that the second Transient Suppression Diode D2, third port III and the 4th port IV are separately connected
Bridging has third Transient Suppression Diode D3, forms third level lightning surge module 8, carries out third pole lightning surge and inhibits, into
One step inhibits the common mode and DM EMI between signal wire, has maximally reduced the influence to 422 transmission communication transmission rates.
Two Transient Suppression Diode D2 and the rear ends third Transient Suppression Diode D3, in first port I, second port II, third port
On tetra- III, the 4th port IV signal wires, tetra- voltage transformers of DP1, DP2, DP3, DP4 are connect respectively, are formed surge and are acquired mould
Block 9, for detecting the lightning surge voltage on four lines, voltage transformer is connect with the input terminal of microprocessor 4, microprocessor
Voltage value that 4 collection voltages mutual inductors detect simultaneously monitors in real time, when voltage value is more than the safe voltage of setting, microprocessor
The relay 5 of the direct current 3.3V of 4 control 4 output end of microprocessor connections disconnects the circuit of 422 communication modules 2, and protection rear class is set
It is standby not to be damaged, and turn-off data is sent to external reception equipment by radio receiving transmitting module 6 simultaneously.5 rear end of relay inputs
Level conversion is carried out to 422 communication modules 2 (using chip MAX488), it is defeated that 422 communication signals are converted into Transistor-Transistor Logic level signal
Go out, output signal insures the insurances of F1 and second F2 (the first insurance F1 and the second insurance F2 formation output protections through self- recoverage first
Module 3) after, it is output to signal output terminal P3, the fifth port V of signal output terminal P3 connect for the first wink over the ground after signal output
State is output to outside after inhibiting diode D1, the 8th port VIII to connect the 4th Transient Suppression Diode D4 progress Surge suppressions over the ground
Equipment.
Gas-discharge tube selects EPCOS A81-C90X in the present invention.
Transient Suppression Diode selects SMCJ18CA in the present invention.
Microprocessor 4 selects STM8F105 in the present invention.
Radio receiving transmitting module 6 selects ESP8266 in the present invention.
The first insurance F1 and the second insurance F2 is 250mA, 100V in the present invention.
If for the bleed off of maximum 5KA thunder and lightning interference electric currents, first gas discharge tube G1 and second gas in the present invention
Discharge tube G2 chooses the gas-discharge tube of 5KA grades, chooses 500V grade varistors, chooses 500:1 voltage transformer.
If for the bleed off of maximum 10KA thunder and lightning interference electric currents, first gas discharge tube G1 and second gas in the present invention
Discharge tube G2 chooses the gas-discharge tube of 10KA grades, chooses 1000V grade varistors, chooses 1000:1 mutual induction of voltage
Device.
If for the bleed off of maximum 20KA thunder and lightning interference electric currents, first gas discharge tube G1 and second gas in the present invention
Discharge tube G2 chooses the gas-discharge tube of 20KA grades, chooses 2000V grade varistors, chooses 2000:1 mutual induction of voltage
Device.
With it is traditional in the thunder and lightning suppression circuit of communication apparatus plate grade compared with, thunder and righting blanker of the present invention be mounted on equipment outside
Portion, as shown in figure 4, being accessed in the form of patching, the outside of thunder and lightning interference electric current slave carrier communication equipment is directly released, is avoided
Thunder and lightning interference enters directly into inside communication apparatus, is maintained a certain distance to make communication apparatus and thunder and lightning interfere, greatly
The thunder and lightning interference inside communication apparatus is reduced, communication robust is improved.Intelligent control and radio transmission-receiving function is added so that
Intelligent airborne equipment thunder and righting blanker inhibits from simple thunder and lightning, to the intelligence shutdown of communication line, further improves this
The stability of invention thunder and righting blanker.
Claims (2)
1. a kind of airborne equipment thunder and righting blanker with 422 communication functions, which is characterized in that including signal input terminal
(P2), signal input terminal (P2) is connected with first order lightning surge module (1), 422 communication modules (2), output protection in turn
Module (3), signal output terminal (P3)；
The signal input terminal (P2) includes first port (I), second port (II), third port (III), the 4th port
(IV), first order lightning surge module (1) includes first gas discharge tube (G1) and second gas discharge tube (G2), first port
(I) the bridging first gas discharge tube (G1) between the signal wire that is separately connected of second port (II), third port (III) and the
Second gas discharge tube (G2) is bridged between the signal wire that four ports (IV) are separately connected；
The first port (I) of the signal input terminal (P2), second port (II), third port (III), the 4th port (IV)
It is corresponded respectively with the A, B, Z, Y-port of 422 communication module (2)；
The first port (I), second port (II), third port (III), the 4th port (IV) are in first gas discharge tube
(G1) and after second gas discharge tube (G2) it is respectively connected with one end of varistor, the other end of varistor is grounded；
The first port (I), second port (II), third port (III), the 4th port (IV) are in first gas discharge tube
(G1) and after second gas discharge tube (G2) voltage transformer, the input terminal of voltage transformer and microprocessor (4) are respectively connected with
Connection, the output end of microprocessor (4) are connect with relay (5), and relay (5) is corresponding with voltage transformer, microprocessor
(4) radio receiving transmitting module (6) is also associated on；
Bridge build-out resistor (R3) between the signal wire that the first port (I) and second port (II) are separately connected, described the
One gas-discharge tube (G1) is located at the rear end of build-out resistor (R3)；
The signal output terminal (P3) includes fifth port (V), the 6th port (VI), the 7th port (VII), the 8th port
(VIII), the output protection module (3) includes the first fuse (F1) and the second fuse (F2), 422 communication module
(2) output signal line is separately connected the first fuse (F1) and the second fuse (F2), the first fuse (F1) and the 5th end
One end connection of mouth (V), the first Transient Suppression Diode (D1), the other end ground connection of the first Transient Suppression Diode (D1), the
Two fuses (F2) are connect with one end of the 8th port (VIII), the 4th Transient Suppression Diode (D4), and the 4th transient state inhibits two
The other end of pole pipe (D4) is grounded.
2. a kind of airborne equipment thunder and righting blanker with 422 communication functions according to claim 1, which is characterized in that
Being bridged afterwards in first gas discharge tube (G1) between the signal wire that the first port (I) and second port (II) are separately connected has
Second between the signal wire that second Transient Suppression Diode (D2), third port (III) and the 4th port (IV) are separately connected
Gas-discharge tube (G2) bridges afterwards third Transient Suppression Diode (D3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510459940.1A CN105186484B (en) | 2015-07-30 | 2015-07-30 | A kind of airborne equipment thunder and righting blanker with 422 communication functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510459940.1A CN105186484B (en) | 2015-07-30 | 2015-07-30 | A kind of airborne equipment thunder and righting blanker with 422 communication functions |
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| Publication Number | Publication Date |
|---|---|
| CN105186484A CN105186484A (en) | 2015-12-23 |
| CN105186484B true CN105186484B (en) | 2018-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510459940.1A Active CN105186484B (en) | 2015-07-30 | 2015-07-30 | A kind of airborne equipment thunder and righting blanker with 422 communication functions |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106099893A (en) * | 2016-08-16 | 2016-11-09 | 凌云光技术集团有限责任公司 | Trigger signal surge protection circuit |
| TWI662759B (en) * | 2017-11-16 | 2019-06-11 | 和碩聯合科技股份有限公司 | Circuit for preventing surge and electronic apparatus having the same |
| CN114222458B (en) * | 2021-12-17 | 2024-03-22 | 中控创新(北京)能源技术有限公司 | Wiring device and cabinet |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1359182A (en) * | 2001-12-31 | 2002-07-17 | 深圳安圣电气有限公司 | Signal lightning protector |
| CN201466714U (en) * | 2009-06-10 | 2010-05-12 | 北京欧地安科技股份有限公司 | Lightning arrester for communication apparatus |
| CN201478818U (en) * | 2009-09-03 | 2010-05-19 | 雷施盾(北京)科技有限公司 | Surge protection device |
| CN202042877U (en) * | 2011-05-13 | 2011-11-16 | 稳得实业股份有限公司 | Surge prevention protection device |
| CN203377595U (en) * | 2013-06-21 | 2014-01-01 | 上海伊莱克斯实业有限公司 | Lightning protection circuit capable of protecting RS422 communication signal |
| CN104810816A (en) * | 2015-03-30 | 2015-07-29 | 苏州锟恩电子科技有限公司 | Lightning protection circuit design for RS422 signal interface of electronic equipment |
-
2015
- 2015-07-30 CN CN201510459940.1A patent/CN105186484B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1359182A (en) * | 2001-12-31 | 2002-07-17 | 深圳安圣电气有限公司 | Signal lightning protector |
| CN201466714U (en) * | 2009-06-10 | 2010-05-12 | 北京欧地安科技股份有限公司 | Lightning arrester for communication apparatus |
| CN201478818U (en) * | 2009-09-03 | 2010-05-19 | 雷施盾(北京)科技有限公司 | Surge protection device |
| CN202042877U (en) * | 2011-05-13 | 2011-11-16 | 稳得实业股份有限公司 | Surge prevention protection device |
| CN203377595U (en) * | 2013-06-21 | 2014-01-01 | 上海伊莱克斯实业有限公司 | Lightning protection circuit capable of protecting RS422 communication signal |
| CN104810816A (en) * | 2015-03-30 | 2015-07-29 | 苏州锟恩电子科技有限公司 | Lightning protection circuit design for RS422 signal interface of electronic equipment |
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| CN105186484A (en) | 2015-12-23 |
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Denomination of invention: A lightning suppressor for airborne equipment with 422 communication function Effective date of registration: 20201010 Granted publication date: 20180925 Pledgee: Shaanxi SME financing Company limited by guarantee Pledgor: XI'AN AIRBORNE ELECTROMAGNETIC TECHNOLOGY Co.,Ltd. Registration number: Y2020610000170 |
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Date of cancellation: 20211117 Granted publication date: 20180925 Pledgee: Shaanxi SME financing Company limited by guarantee Pledgor: XI'AN AIRBORNE ELECTROMAGNETIC TECHNOLOGY Co.,Ltd. Registration number: Y2020610000170 |
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Denomination of invention: A lightning suppressor for airborne equipment with 422 communication function Effective date of registration: 20211202 Granted publication date: 20180925 Pledgee: Shaanxi SME financing Company limited by guarantee Pledgor: XI'AN AIRBORNE ELECTROMAGNETIC TECHNOLOGY Co.,Ltd. Registration number: Y2021980014003 |
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Date of cancellation: 20231225 Granted publication date: 20180925 Pledgee: Shaanxi SME financing Company limited by guarantee Pledgor: XI'AN AIRBORNE ELECTROMAGNETIC TECHNOLOGY Co.,Ltd. Registration number: Y2021980014003 |
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