CN107271816A - A kind of contact parameter detects circuit - Google Patents
A kind of contact parameter detects circuit Download PDFInfo
- Publication number
- CN107271816A CN107271816A CN201710491342.1A CN201710491342A CN107271816A CN 107271816 A CN107271816 A CN 107271816A CN 201710491342 A CN201710491342 A CN 201710491342A CN 107271816 A CN107271816 A CN 107271816A
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- chip
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- triode
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- 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
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- General Physics & Mathematics (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
Circuit is detected the invention discloses a kind of contact parameter, including linear movement pick-up circuit, signal pulse circuit, detection sample circuit, coil attracting electric relay drive circuit, clock oscillation and motor-drive circuit, linear movement pick-up circuit has included linear movement pick-up input port, integrated chip, contain in signal pulse circuit in process chip, detection sample circuit and contain light emitting diode D1.The contact parameter detection circuit of the present invention, sensor opposite direction is controlled to move by linear movement pick-up circuit, detect whether each contact state changes simultaneously, so as to effectively solve current contact in the case of changing, the accurate data that can not collect and cause the quality problems of product, the quality of product is substantially increased, production efficiency is improved.
Description
Technical field
The present invention relates to detection field of circuit technology, specially a kind of contact parameter detection circuit.
Background technology
Currently for contact state parameter detection circuit due to unreasonable, the imperfection of structure of design, cause contact
In the case of changing, the accurate data that can not be collected, until each, therefore host computer is after calculating is compared with data, appearance
Easily occur misjudgment, so as to report the parameter of product by mistake, cause good product as bad processing, bad product works as what is performed
Processing, the not only production to enterprise is impacted, and also seriously reduces the quality of product.
The content of the invention
Circuit is detected it is an object of the invention to provide a kind of contact parameter, circuit design is reasonable, structurally consummate and adopts
Collect data accurately advantage, solve the detection circuit of existing contact state parameter unreasonable, structure due to design
Imperfection, causes contact in the case of changing, it is impossible to the accurate data that collects and cause the quality problems of product.
To achieve the above object, the present invention provides following technical scheme：A kind of contact parameter detects circuit, including displacement of the lines
Sensor circuit, signal pulse circuit, detection sample circuit, coil attracting electric relay drive circuit, clock oscillation and electricity
Drive circuit, the linear movement pick-up circuit has included linear movement pick-up input port, integrated chip, the first XOR gate
Chip, the second XOR gate chip, first with door chip and second with door chip, the linear movement pick-up input port three,
No. four binding posts are connected with the pin 2,3 of integrated chip respectively, and the pin 10,12 of the integrated chip is connected to form loop,
The pin 11,13 of integrated chip respectively and is connected on loop, the input port 4 and 5 of the first XOR gate chip respectively with
The pin 11 of integrated chip is connected with the circuit that 12 are connected, the input port 1,2 of the second XOR gate chip respectively with collection
The circuit connected into the pin 10,13 of chip is connected, described first with the XOR gate chip of input port 2 and first of door chip
Output port connection, first is connected with the input port 1 of door chip with second with the input port 5 of door chip, described second
It is connected with the input port 4 of door chip with the output port of the second XOR gate chip.
It is preferred that, the signal pulse circuit includes process chip, the pin 16 of the process chip, pin 17 respectively with
Second is connected with door chip and first with the output port of door chip, and the pin 14 and 15 of process chip is connected to form loop.
It is preferred that, the detection sample circuit is made up of photoelectrical coupler T, and photoelectrical coupler T is by light emitting diode and three
Pole pipe is constituted, and photoelectrical coupler T sets 10 groups altogether.
It is preferred that, the coil attracting electric relay drive circuit includes light emitting diode D2, triode Q1 and electrochemical capacitor
C1, light emitting diode D2 input are electrically connected with power supply VCC, light emitting diode D2 output end and triode Q1 colelctor electrode
Connection, the positive pole of the electrochemical capacitor C1 is connected with triode Q1 ground level, electrochemical capacitor C1 negative pole and triode Q1 hair
Emitter-base bandgap grading is connected.
It is preferred that, the clock oscillation includes crystal oscillator Y1, electric capacity C2 and electric capacity C3, and crystal oscillator Y1 and process chip are drawn
Pin 20,21 is connected, and electric capacity C2 and electric capacity C3 is connected in parallel on crystal oscillator Y1 side.
It is preferred that, the motor-drive circuit includes dc source DC, triode Q2 and electrochemical capacitor C4, dc source DC
Electrically connected with triode Q2 colelctor electrode, electrochemical capacitor C4 positive pole is connected with triode Q2 ground level, electrochemical capacitor C4's is negative
Pole is connected with triode Q2 emitter stage.
It is preferred that, the 3rd XOR gate chip, the 3rd are additionally provided between described first and door chip and second and door chip
The output port of XOR gate chip be connected to first with door chip with the second circuit being connected with door chip, the 3rd XOR gate
The input interface 9 and 10 of chip be connected to the first XOR gate chip and first with door chip, the second XOR gate chip and the
On two circuits being connected with door chip.
It is preferred that, described first is a kind of chip of 74LS08 models with door chip with door chip and second.
Compared with prior art, beneficial effects of the present invention are as follows：
The contact parameter detection circuit of the present invention, controls sensor opposite direction to move, together by linear movement pick-up circuit
When detect whether each contact state changes, in the case of contact changes, by detecting that sample circuit will be collected
Sensor mobile data preserved, until each contact state all convert complete, data are now sent to host computer
Calculate, data are compared, judge, shown, if display parameters are unqualified, automatic alarm, production are set by display panel
Product are unqualified；Based on above-mentioned principle, so as to effectively solve current contact in the case of changing, it is impossible to the standard collected
Exact figures according to and cause the quality problems of product, substantially increase the quality of product, improve production efficiency.
Brief description of the drawings
Fig. 1 is linear movement pick-up circuit of the present invention, signal pulse circuit and detection sample circuit figure；
Fig. 2 is coil attracting electric relay drive circuit figure of the present invention；
Fig. 3 is clock oscillation figure of the present invention；
Fig. 4 is motor-drive circuit figure of the present invention；
Fig. 5 is linear movement pick-up input port schematic diagram of the present invention；
Fig. 6 is integrated chip schematic diagram of the present invention；
Fig. 7 is the present invention and door chip and XOR gate chip schematic diagram.
In figure：1 linear movement pick-up circuit, 2 linear movement pick-up input ports, 3 integrated chips, 4 first XOR gate cores
Piece, 5 second XOR gate chips, 6 first with door chip, 7 second with door chip, 8 the 3rd XOR gate chips, 9 signal pulse circuits,
10 process chips, 11 detection sample circuits, 12 coil attracting electric relay drive circuits, 13 clock oscillations, the driving of 14 motors
Circuit.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer to Fig. 1-7, a kind of contact parameter detects circuit, including linear movement pick-up circuit 1, signal pulse circuit 9,
Detect sample circuit 11, coil attracting electric relay drive circuit 12, clock oscillation 13 and motor-drive circuit 14, the line
Displacement sensor circuit 1 has included linear movement pick-up input port 2, integrated chip 3, the first XOR gate chip 4, the second XOR
Door chip 5, first and door chip 6 and second and door chip 7, and first and door chip 6 and second and door chip 7 are one kind
The chip of 74LS08 models, the linear movement pick-up input port 2 three, No. four binding posts respectively with integrated chip 3
Pin 2,3 is connected, and the pin 10,12 of the integrated chip 3 is connected to form loop, and the pin 11,13 of integrated chip 3 is in parallel respectively
It is connected on loop, the input port 4 and 5 of the first XOR gate chip 4 is connected with the pin 11 and 12 of integrated chip 3 respectively
Circuit be connected, what the input port 1,2 of the second XOR gate chip 5 was connected with the pin 10,13 of integrated chip 3 respectively
Circuit is connected, and described first is connected with the input port 2 of door chip 6 with the output port of the first XOR gate chip 4, and first and door
The input port 1 of chip 6 is connected with second with the input port 5 of door chip 7, described second with the input port 4 of door chip 7 with
The output port connection of second XOR gate chip 5.
Signal pulse circuit 9 includes process chip 10, the pin 16 of the process chip 10, pin 17 respectively with second with
Door chip 7 and first is connected with the output port of door chip 6, and the pin 14 and 15 of process chip 10 is connected to form loop.
Detection sample circuit 11 is made up of photoelectrical coupler T, and photoelectrical coupler T is made up of light emitting diode and triode,
Photoelectrical coupler T sets 10 groups altogether, and the change that contact occurs can be accurately detected using 10 groups of circuits formed.
Coil attracting electric relay drive circuit 12 includes light emitting diode D2, triode Q1 and electrochemical capacitor C1, luminous two
Pole pipe D2 input is electrically connected with power supply VCC, and light emitting diode D2 output end is connected with triode Q1 colelctor electrode, described
Electrochemical capacitor C1 positive pole is connected with triode Q1 ground level, and electrochemical capacitor C1 negative pole is connected with triode Q1 emitter stage.
Clock oscillation 13 includes crystal oscillator Y1, electric capacity C2 and electric capacity C3, crystal oscillator Y1 and the pin 20,21 of process chip 10
Connection, electric capacity C2 and electric capacity C3 is connected in parallel on crystal oscillator Y1 side.
Motor-drive circuit 14 includes dc source DC, triode Q2 and electrochemical capacitor C4, dc source DC and triode
Q2 colelctor electrode electrical connection, electrochemical capacitor C4 positive pole is connected with triode Q2 ground level, electrochemical capacitor C4 negative pole and three poles
Pipe Q2 emitter stage connection.
The 3rd XOR gate chip 8, the 3rd XOR gate core are additionally provided between first and door chip 6 and second and door chip 7
The output port of piece 8 be connected to first with door chip 6 with the second circuit being connected with door chip 7, the 3rd XOR gate chip 8
Input interface 9 and 10 be connected to the first XOR gate chip 4 and first with door chip 6, the second XOR gate chip 5 and second
On the circuit being connected with door chip 7.
The contact parameter detection circuit of the present invention, controls sensor opposite direction to move, together by linear movement pick-up circuit 1
When detect whether each contact state changes, in the case of contact changes, by detect sample circuit 11 will gather
To sensor mobile data preserved, until each contact state all convert complete, now data are sent to upper
Machine is calculated, and data are compared, judge, shown, if display parameters are unqualified, set automatic alarm by display panel,
Product is unqualified；Based on above-mentioned principle, so as to effectively solve contact in the case of changing, it is impossible to which what is collected is accurate
Data and the quality problems for causing product, substantially increase the quality of product, improve production efficiency.
In summary：The contact parameter detection circuit of the present invention, circuit design is reasonable, the structurally consummate accurate nothing of data acquisition
By mistake, the detection circuit of existing contact state parameter is effectively solved due to unreasonable, structure the imperfection of design, causes tactile
Head is in the case of changing, it is impossible to the accurate data that collects and cause the quality problems of product.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of contact parameter detects circuit, including linear movement pick-up circuit (1), signal pulse circuit (9), detection sampling electricity
Road (11), coil attracting electric relay drive circuit (12), clock oscillation (13) and motor-drive circuit (14), its feature exist
In：The linear movement pick-up circuit (1) has included linear movement pick-up input port (2), integrated chip (3), the first XOR
Door chip (4), the second XOR gate chip (5), first and door chip (6) and second and door chip (7), the linear movement pick-up
Input port (2) three, No. four binding posts be connected respectively with the pin 2,3 of integrated chip (3), the integrated chip (3)
Pin 10,12 is connected to form loop, and the pin 11,13 of integrated chip (3) respectively and is connected on loop, first XOR gate
The circuit that the input port 4 and 5 of chip (4) is connected with the pin 11 and 12 of integrated chip (3) respectively is connected, and described second is different
The circuit that the input port 1,2 of OR gate chip (5) is connected with the pin 10,13 of integrated chip (3) respectively is connected, and described first
Be connected with the input port 2 of door chip (6) with the output port of the first XOR gate chip (4), first with the input of door chip (6)
Port 1 is connected with second with the input port 5 of door chip (7), and described second is different with the input port 4 of door chip (7) and second
The output port connection of OR gate chip (5).
2. a kind of contact parameter detection circuit according to claim 1, it is characterised in that：The signal pulse circuit (9)
Including process chip (10), the pin 16 of the process chip (10), pin 17 respectively with second with door chip (7) and first and
The output port connection of door chip (6), the pin 14 and 15 of process chip (10) is connected to form loop.
3. a kind of contact parameter detection circuit according to claim 1, it is characterised in that：The detection sample circuit (11)
It is made up of photoelectrical coupler T, photoelectrical coupler T is made up of light emitting diode and triode, photoelectrical coupler T sets 10 groups altogether.
4. a kind of contact parameter detection circuit according to claim 1, it is characterised in that：The coil attracting electric relay drives
Dynamic circuit (12) includes light emitting diode D2, triode Q1 and electrochemical capacitor C1, light emitting diode D2 input and power supply VCC
Electrical connection, light emitting diode D2 output end is connected with triode Q1 colelctor electrode, the positive pole of the electrochemical capacitor C1 and three poles
Pipe Q1 ground level connection, electrochemical capacitor C1 negative pole is connected with triode Q1 emitter stage.
5. a kind of contact parameter detection circuit according to claim 1, it is characterised in that：The clock oscillation (13)
Including crystal oscillator Y1, electric capacity C2 and electric capacity C3, crystal oscillator Y1 is connected with the pin 20,21 of process chip (10), electric capacity C2 and electric capacity C3
It is connected in parallel on crystal oscillator Y1 side.
6. a kind of contact parameter detection circuit according to claim 1, it is characterised in that：The motor-drive circuit (14)
Including dc source DC, triode Q2 and electrochemical capacitor C4, dc source DC is electrically connected with triode Q2 colelctor electrode, electrolysis electricity
The positive pole for holding C4 is connected with triode Q2 ground level, and electrochemical capacitor C4 negative pole is connected with triode Q2 emitter stage.
7. a kind of contact parameter detection circuit according to claim 1, it is characterised in that：Described first with door chip (6)
The 3rd XOR gate chip (8) is additionally provided between second and door chip (7), the output port of the 3rd XOR gate chip (8) connects
Be connected on first with door chip (6) with the second circuit being connected with door chip (7), the input of the 3rd XOR gate chip (8) connects
Mouthfuls 9 and 10 be connected to the first XOR gate chip (4) with first with door chip (6), the second XOR gate chip (5) with second with
On the circuit that door chip (7) is connected.
8. a kind of contact parameter detection circuit according to claim 1 or 7, it is characterised in that：Described first with door chip
(6) and second with door chip (7) be a kind of chip of 74LS08 models.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710491342.1A CN107271816A (en) | 2017-06-26 | 2017-06-26 | A kind of contact parameter detects circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710491342.1A CN107271816A (en) | 2017-06-26 | 2017-06-26 | A kind of contact parameter detects circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107271816A true CN107271816A (en) | 2017-10-20 |
Family
ID=60069157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710491342.1A Pending CN107271816A (en) | 2017-06-26 | 2017-06-26 | A kind of contact parameter detects circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107271816A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2348517Y (en) * | 1998-08-28 | 1999-11-10 | 宝山钢铁(集团)公司 | Protective device for AC contactor main contact fault |
| CN1325185A (en) * | 2000-05-22 | 2001-12-05 | 张世熙 | Technological method of raising the reliability of power-saving switch |
| US20040165322A1 (en) * | 2002-12-20 | 2004-08-26 | Integrated Electronic Solutions Pty Ltd. | Relay contact protection |
| CN101629975A (en) * | 2009-04-27 | 2010-01-20 | 成都纵横测控技术有限公司 | Relay contact-voltage measuring and conditioning circuit and measuring method |
| CN202204914U (en) * | 2011-08-05 | 2012-04-25 | 沈阳仪表科学研究院 | High-voltage switch state on-line monitoring instrument |
| CN205015451U (en) * | 2015-09-21 | 2016-02-03 | 武汉国电西高电气有限公司 | Graphite contact circuit breaker composite characteristic tester |
-
2017
- 2017-06-26 CN CN201710491342.1A patent/CN107271816A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2348517Y (en) * | 1998-08-28 | 1999-11-10 | 宝山钢铁(集团)公司 | Protective device for AC contactor main contact fault |
| CN1325185A (en) * | 2000-05-22 | 2001-12-05 | 张世熙 | Technological method of raising the reliability of power-saving switch |
| US20040165322A1 (en) * | 2002-12-20 | 2004-08-26 | Integrated Electronic Solutions Pty Ltd. | Relay contact protection |
| CN101629975A (en) * | 2009-04-27 | 2010-01-20 | 成都纵横测控技术有限公司 | Relay contact-voltage measuring and conditioning circuit and measuring method |
| CN202204914U (en) * | 2011-08-05 | 2012-04-25 | 沈阳仪表科学研究院 | High-voltage switch state on-line monitoring instrument |
| CN205015451U (en) * | 2015-09-21 | 2016-02-03 | 武汉国电西高电气有限公司 | Graphite contact circuit breaker composite characteristic tester |
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Application publication date: 20171020 |
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| WD01 | Invention patent application deemed withdrawn after publication |