CN105954604B - A kind of electronic control unit device that can supply adjustable positive and negative DC current - Google Patents
A kind of electronic control unit device that can supply adjustable positive and negative DC current Download PDFInfo
- Publication number
- CN105954604B CN105954604B CN201610239835.1A CN201610239835A CN105954604B CN 105954604 B CN105954604 B CN 105954604B CN 201610239835 A CN201610239835 A CN 201610239835A CN 105954604 B CN105954604 B CN 105954604B
- Authority
- CN
- China
- Prior art keywords
- double
- control unit
- electronic control
- throw switch
- light emitting
- Prior art date
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/16—Conversion of dc power input into dc power output without intermediate conversion into ac by dynamic converters
Abstract
A kind of electronic control unit device that can supply adjustable positive and negative DC current, comprising: double-pole double-throw switch has first to fourth input terminal and the first second output terminal；Two groups of adjusting circuits, the first fixed value resistance are connected and the first light emitting diode and then are connected in parallel on the first adjustable rheostat both ends；Second fixed value resistance is connected and the second light emitting diode and then is connected in parallel on the second adjustable rheostat both ends；The output end of two groups of adjusting circuits is connected to the oneth the 4th input terminal of double-point double-throw switch respectively；The input "+" end of electronic control unit device and the input terminal of two groups of adjusting circuits are respectively communicated with, and the "-" end of input is directly connected to the second third input terminal of double-point double-throw switch simultaneously with conducting wire；Double-point double-throw switch output end namely electronic control unit device output end.The present invention only needs a DC power supply to can be achieved with different size electric current reversely to supply, and has light emitting diode indicative function, fast reaction, can be used for the actuation time for calculating electrohydraulic servo valve.
Description
Technical field
The present invention relates to a kind of electronic control unit devices, can supply the automatically controlled of adjustable positive and negative DC current more particularly, to a kind of
Cell arrangement.
Background technique
When testing aircarrier aircraft component, need to supply positive and negative different size of DC current to electro-hydraulic servo valve coil,
Control the movement of electro-hydraulic servo valve armature iron beat.The amplitude of beat is decided by the size and Orientation of electric current, by controlling beat amplitude
It can be achieved with the function of electrohydraulic servo valve control.
Since the coil input end of electrohydraulic servo valve is only there are two nail, one positive one is negative, and common practice is using two at present
DC power supply is respectively controlled electrohydraulic servo valve, and two DC power supplies first regulate the size of output DC current.Test
When, electrohydraulic servo valve coil power supply first is given with a DC power supply, when needing to allow the armature of electrohydraulic servo valve to do counter motion, then
DC power supply is disconnected, then with another DC power supply back to electrohydraulic servo valve coil power supply, to allow electro-hydraulic servo valve armature iron
Beat occurs, achievees the purpose that electro-hydraulic servo control.
But when having the following deficiencies: DC source reversed using manual switching in above-mentioned test process, electrohydraulic servo valve
The empty phase an of centre is had, without reversely supplying electric current in time, wherein containing manual off and on DC source
Time leads to not the actuation time that be used to calculate electrohydraulic servo valve, not can determine that its sensitivity；And it is anti-in manual switch
It is hot line job, the appearance the phenomenon that moment of off and on might have electric discharge, this will be to test block when to electric current
Electric elements have a adverse impact.
Summary of the invention
The technical problems to be solved by the invention are just to provide a kind of electronic control unit that can supply adjustable positive and negative DC current
Device only just meets the supply of both forward and reverse directions electric current with a DC power supply, and can be used for the work for calculating electrohydraulic servo valve
The dynamic time, while operating also simple and easy.
Above-mentioned technical problem is solved, the following technical solution is employed by the present invention.,
A kind of electronic control unit device that can supply adjustable positive and negative DC current, it is characterized in that including:
A kind of electronic control unit device that can supply adjustable positive and negative DC current, comprising: double-pole double-throw switch 7, with the
One to the 4th input terminal 3,4,5 and 6 and the first second output terminal 1 and 2；Two groups of adjusting circuits, first group is the first definite value electricity
It hinders 5 the first light emitting diodes 3 of series connection and then is connected in parallel on the first adjustable 1 both ends of rheostat；Second group is the second fixed value resistance
6 series connection and then are connected in parallel on the second adjustable 2 both ends of rheostat the second light emitting diodes 4；The output end of two groups of adjusting circuits point
It is not connected to the oneth the 4th input terminal 3 and 6 of double-point double-throw switch；The input "+" end of electronic control unit device and two groups of adjusting lines
The input terminal on road is respectively communicated with, the "-" end of input with conducting wire directly with the second third input terminal 4 and 5 of double-point double-throw switch 7
It is connected to simultaneously；First second output terminal A of the first second output terminal 1 and 2 of double-point double-throw switch 7 namely electronic control unit device and
B。
Two groups of adjusting circuits are identical, namely: the first fixed value resistance 5 be equal to the second fixed value resistance 6, first shine two
Pole pipe 3 is equal to the second light emitting diode 4, and the first adjustable rheostat 1 is equal to the second adjustable rheostat 2.
The prior art is compared, and the present invention has following significant effect:
The present invention uses two groups of adjusting circuits and a double-point double-throw switch, in test, first regulates each group route pair
The size for the output electric current answered, the reversion that can be achieved with the both forward and reverse directions of electric current by converting double-point double-throw switch, and quickly cut
It changes；Light emitting diode on route can indicate whether the circuit is powered, and have visualization；And it can not have to the case where charging
Lower plug electric connection, avoids impacting electrical component.
Detailed description of the invention
The following further describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is composed structure schematic diagram of the invention.
Specific embodiment
As shown in Figure 1, the electronic control unit Installation practice that can supply adjustable positive and negative DC current of the invention, including a pair of
Double-pole double throw switch and two groups of adjusting circuits.
Two groups of adjusting circuits are first group respectively: fixed value resistance 5 is connected light emitting diode 3 and then be connected in parallel on can modulation
It hinders on 1 both ends of device；Second group: fixed value resistance 6 is connected and light emitting diode 4 and then is connected in parallel on adjustable 2 both ends of rheostat；Two
The output end of group adjusting circuit is connected to the input terminal of the double-point double-throw switch 3 and 6 respectively；
The input "+" end of electronic control unit device is connected to two groups of adjusting circuits, the "-" end of input with conducting wire directly and double-pole
The nail 4,5 of commutator 7 is connected to；The rear end of two groups of adjusting circuits is connected to the nail of double-point double-throw switch 3,6 respectively；Double-pole double throw
The nail 1,2 of switch 7 is connected to the output terminals A of electronic control unit device, B respectively.
The piece number for the double-point double-throw switch that the present embodiment uses is T-23BS 6P ON-OFF-ON DPDT, producer: China
Taiwan HIGHLY Hai Li；The range of the adjustable resistor of use is 0-1000 Ω；The fixed value resistance used is 1000 Ω；Using
Light emitting diode piece number be WL-19040357.
The course of work of the invention is as follows:
(1) power supply is connected:
" +/- " end of the output of one DC power supply and " +/- " end of the input of automatically controlled power supply are correspondingly connected with.
(2) size of current is adjusted:
Double-point double-throw switch 7 is dialled upwards, the nail 1 of double-point double-throw switch 7 is allowed to connect with 3, nail 2 is connected with 4, uses general-purpose
The current gear of table measures IABSize, adjust adjustable resistor 1, allow output size of current in 500mA ± 10mA.
Again by double-point double-throw switch 7 to setting aside, the nail 1 of double-point double-throw switch 7 is allowed to connect with 5, nail 2 is connected with 6, with ten thousand
I is measured with the current gear of tableABSize, adjust adjustable resistor 2, allow output size of current in 400mA ± 10mA.
(3) test process:
Multimeter is disconnected, the end output A/B of electronic control unit device is connected to electrohydraulic servo valve input pin and is nailed on, double-pole is worked as
When commutator 7 is in middle gear, electro-hydraulic servo valve coil must not electricity；When double-point double-throw switch 7 is dialled upwards, nail 1 and 3 is connect
Logical, nail 2 is connected with 4, and the end output A of electronic control unit is anode at this time, and the output end B is cathode, size of current value for 500mA ±
10mA.At this moment, switching current direction is needed, electrohydraulic servo valve actuation is controlled, as long as quickly stirring double-point double-throw switch 7 down,
Nail 1 can be allowed to connect with 5, nail 2 is connected with 6, and the automatically controlled power supply output end A is cathode at this time, and the output end B is anode, size of current
Value 400mA ± 10mA, this completes the reverse conversions of electric current, thus rapidly actuation electrohydraulic servo valve.
Claims (3)
1. a kind of electronic control unit device that can supply adjustable positive and negative DC current, it is characterized in that including:
Double-pole double-throw switch has the first, second, third and fourth input terminal (3,4,5 and 6) and the first, second output
It holds (1 and 2)；
Two groups of adjusting circuits, first group of adjusting circuit are as follows: one end of the first fixed value resistance is as input terminal, other end connection first
The anode of light emitting diode, the cathode of the first light emitting diode are then output end, connected first fixed value resistance and described
First light emitting diode is connected in parallel on again on the first adjustable rheostat both ends；Second group of adjusting circuit are as follows: the one of the second fixed value resistance
The anode that the second light emitting diode is connected as input terminal, the other end is held, the cathode of the second light emitting diode is then output end, phase
Second fixed value resistance and second light emitting diode even is connected in parallel on again on the second adjustable rheostat both ends；
The output end of first, second group of adjusting circuit is connected to the first, the 4th input terminal (3 and 6) of double-point double-throw switch respectively；
The input "+" end of electronic control unit device and the input terminal of two groups of adjusting circuits are respectively communicated with, and the "-" end conducting wire of input is straight
It connects second, third input terminal (4 and 5) with double-point double-throw switch while being connected to；First, second output end of double-point double-throw switch
The first, second output end (A and B) of (1 and 2) namely electronic control unit device.
2. the electronic control unit device according to claim 1 that adjustable positive and negative DC current can be supplied, it is characterized in that: described
Two groups of adjusting circuits are identical.
3. the electronic control unit device according to claim 2 that adjustable positive and negative DC current can be supplied, it is characterized in that: described
Double-point double-throw switch is T-23BS 6P ON-OFF-ON DPDT, and described first, second is adjustable, and rheostatic range is 0-
1000Ω；First, second fixed value resistance is 1000 Ω；First, second light emitting diode is WL-
19040357。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610239835.1A CN105954604B (en) | 2016-04-15 | 2016-04-15 | A kind of electronic control unit device that can supply adjustable positive and negative DC current |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610239835.1A CN105954604B (en) | 2016-04-15 | 2016-04-15 | A kind of electronic control unit device that can supply adjustable positive and negative DC current |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105954604A CN105954604A (en) | 2016-09-21 |
| CN105954604B true CN105954604B (en) | 2018-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610239835.1A Active CN105954604B (en) | 2016-04-15 | 2016-04-15 | A kind of electronic control unit device that can supply adjustable positive and negative DC current |
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| Country | Link |
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| CN (1) | CN105954604B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1730837B1 (en) * | 2004-03-22 | 2010-09-15 | Somfy SAS | Control device for roller shutter drive motor |
| CN102970011A (en) * | 2012-11-13 | 2013-03-13 | 海能达通信股份有限公司 | Load device, power line and reverse connection preventing device |
| CN104362731A (en) * | 2014-10-31 | 2015-02-18 | 成都利邦科技有限公司 | Dual power automatic switchover system for security and protection equipment |
| CN104602386A (en) * | 2013-10-31 | 2015-05-06 | 深圳市海洋王照明工程有限公司 | Positive and negative polarity conversion circuit and LED lamp |
-
2016
- 2016-04-15 CN CN201610239835.1A patent/CN105954604B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1730837B1 (en) * | 2004-03-22 | 2010-09-15 | Somfy SAS | Control device for roller shutter drive motor |
| CN102970011A (en) * | 2012-11-13 | 2013-03-13 | 海能达通信股份有限公司 | Load device, power line and reverse connection preventing device |
| CN104602386A (en) * | 2013-10-31 | 2015-05-06 | 深圳市海洋王照明工程有限公司 | Positive and negative polarity conversion circuit and LED lamp |
| CN104362731A (en) * | 2014-10-31 | 2015-02-18 | 成都利邦科技有限公司 | Dual power automatic switchover system for security and protection equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105954604A (en) | 2016-09-21 |
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