CN208608083U - Three-stations load switch lever position indicator - Google Patents
Three-stations load switch lever position indicator Download PDFInfo
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- CN208608083U CN208608083U CN201821548830.8U CN201821548830U CN208608083U CN 208608083 U CN208608083 U CN 208608083U CN 201821548830 U CN201821548830 U CN 201821548830U CN 208608083 U CN208608083 U CN 208608083U
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Abstract
Three-stations load switch lever position indicator, including position detecting circuit, calibrate difference channel and amplifier voltage regulator circuit, the position detecting circuit acquires three-stations load switch position signal close to switch J1 with the Omron of model E2E-X5ME1, the calibration difference channel divides two-way to receive position detecting circuit output signal, all the way through triode Q1, abnormal high level signal in the compound circuit detection signal of triode Q2 composition, two tunnels devise variable resistance RW1 and decay to signal, then with the abnormal low level signal in triode Q3 detection signal, after the last amplifier voltage regulator circuit amplifies with transport and placing device AR3 with phase, it is exported after the triode voltage regulator circuit pressure stabilizing formed through triode Q5 and voltage-stabiliser tube D1, realize the automatic calibration to signal, reduce signal errors.
Description
Technical field
The utility model relates to field of circuit technology, more particularly to three-stations load switch lever position indicator.
Background technique
Three-stations load switch shows real time position, in on-load switch closing position, sub-gate position, and earthing switch closing position, peace
Omron E2E-X5ME1 is filled close to switch, when moving contact is close to above-mentioned position, close to switching the position for sensing moving contact
Signal comes from hermetically sealed box house outflow, is shown on panel by metal signal indicator light, and in actually using, work as Europe
During nurse dragon E2E-X5ME1 spreads out of information close to switch, since Omron E2E-X5ME1 output signal is low frequency signal,
In transmission process, it is easy to which signal errors often occurs for the influence for receiving other signals, when error is larger, it is easy to
Show the position signal of dislocation.
So the utility model provides the new scheme of one kind to solve the problems, such as this.
Utility model content
For above situation, for the defect for overcoming the prior art, the utility model is designed to provide three station loads
Position of the switch display device, have be skillfully constructed, the characteristic of human oriented design, position signal can be calibrated automatically, reduce letter
Number error.
Its technical solution solved is three-stations load switch lever position indicator, including position detecting circuit, calibration difference
Parallel circuit and amplifier voltage regulator circuit, the position detecting circuit are adopted with the Omron of model E2E-X5ME1 close to switch J1
Collect three-stations load switch position signal, is filtered out in signal with double T frequency selection circuits that resistance R1 ~ R3, capacitor C2 ~ C4 are formed
Single-frequency signals, the calibration difference channel divide two-way receive position detecting circuit output signal, all the way through triode Q1,
Abnormal high level signal in the compound circuit detection signal of triode Q2 composition, abnormal high level signal is released to greatly,
Two tunnels devise variable resistance RW1 and decay to signal, then with the abnormal low level signal in triode Q3 detection signal, filter
Except the abnormal low level signal in signal, while devising transport and placing device AR1 and transport and placing device AR2 composition difference channel and signal is carried out
Difference processing forms after the last amplifier voltage regulator circuit amplifies with transport and placing device AR3 with phase through triode Q5 and voltage-stabiliser tube D1
Triode voltage regulator circuit pressure stabilizing after export, that is to say input three-stations load switch lever position indicator controlling terminal in；
The calibration difference channel includes triode Q2, and the base stage of triode Q2 connects the emitter and resistance R4 of triode Q3
One end, the collector of one end of the collector connecting resistance R5 of triode Q2 and triode Q1, the collector of triode Q3 and
The inverting input terminal of transport and placing device AR1, transport and placing device AR2, another termination power+10V of resistance R5, the emitter of triode Q2 connect electricity
Hinder one end of R6, the base stage of another termination triode Q1 of resistance R6, the emitter ground connection of triode Q1, the other end of resistance R4
The contact 2 of variable resistance RW1 and one end of capacitor C5 are connect, the contact 1 of variable resistance RW1 connects the other end and capacitor C6 of capacitor C5
One end, the contact 3 of variable resistance RW1 connects the other end of capacitor C6 and the base stage of triode Q3, the homophase input of transport and placing device AR1
One end of terminating resistor R7, resistance R8, the other end ground connection of resistance R8, another termination power+10V, transport and placing device AR2 of resistance R7
Homophase input terminating resistor R9, resistance R10 one end, the other end ground connection of resistance R10, another termination power of resistance R9+
The output end of the output termination transport and placing device AR2 of 10V, transport and placing device AR1.
Due to the use of above technical scheme, the utility model has the following advantages that compared with prior art；
1, the compound circuit through triode Q1, triode Q2 composition detects the abnormal high level signal in signal, works as position
When in detection circuit output signal containing abnormal high level signal, abnormal high level signal will be released to greatly, while in order to
The current potential of signal is not influenced, and power supply+10V is on the one hand triode Q1, triode Q2 collector provides electricity after resistance R5 partial pressure
On the other hand position forms difference channel for transport and placing device AR1 and transport and placing device AR2 and provides reference potential, plays the effect of offset voltage.
2. devising variable resistance RW1 to decay to signal, the signal after only decaying could be detected by triode Q3, three poles
The transmitting of pipe Q3 extremely position detecting circuit output signal current potential, the signal after variable resistance RW1 decays to signal is triode
The emitter potential of Q3 plays the effect for filtering out the abnormal low level signal in signal, together using triode Q3 turn-on voltage
When devise transport and placing device AR1 and transport and placing device AR2 composition difference channel to signal carry out difference processing, stabilization signal quiescent operation
Point realizes the automatic calibration to signal, reduces signal errors.
Detailed description of the invention
Fig. 1 is the circuit module figure of the utility model three-stations load switch lever position indicator.
Fig. 2 is the circuit diagram of the utility model three-stations load switch lever position indicator.
Specific embodiment
Aforementioned and other technology contents, feature and effect in relation to the utility model, in following cooperation with reference to figures 1 through attached
Fig. 2 can be clearly presented in the detailed description of embodiment.The structure content being previously mentioned in following embodiment is to say
Bright book attached drawing is reference.
Each exemplary embodiment of the utility model is described below with reference to accompanying drawings.
Embodiment one, three-stations load switch lever position indicator, including position detecting circuit, calibration difference channel and fortune
Voltage regulator circuit is put, the position detecting circuit acquires three stations close to switch J1 with the Omron of model E2E-X5ME1 and bears
Lotus switch position signal filters out the single-frequency in signal with double T frequency selection circuits that resistance R1 ~ R3, capacitor C2 ~ C4 are formed
Signal, the calibration difference channel divides two-way to receive position detecting circuit output signal, all the way through triode Q1, triode Q2 group
At compound circuit detection signal in abnormal high level signal, abnormal high level signal is released to greatly, two tunnels devise
Variable resistance RW1 decays to signal, then with the abnormal low level signal in triode Q3 detection signal, filters out in signal
Abnormal low level signal, while devising transport and placing device AR1 and transport and placing device AR2 composition difference channel and difference processing is carried out to signal,
After finally the amplifier voltage regulator circuit amplifies with transport and placing device AR3 with phase, the triode through triode Q5 and voltage-stabiliser tube D1 composition
It exports, is that is to say in input three-stations load switch lever position indicator controlling terminal after voltage regulator circuit pressure stabilizing；
The calibration difference channel divides two-way to receive position detecting circuit output signal, all the way through triode Q1, triode
Abnormal high level signal in the compound circuit detection signal of Q2 composition, when high containing exception in position detecting circuit output signal
When level signal, abnormal high level signal will be released to greatly, while in order to not influence the current potential of signal, power supply+10V is through electricity
After hindering R5 partial pressure, it is on the one hand triode Q1, triode Q2 collector provides current potential, is on the other hand transport and placing device AR1 and amplifier
Device AR2 forms difference channel and provides reference potential, plays the effect of offset voltage, two tunnels devise variable resistance RW1 to signal
Decaying, the signal after only decaying could be detected by triode Q3, the transmitting of triode Q3 extremely position detecting circuit output letter
Number current potential, variable resistance RW1 decay to signal after signal be triode Q3 emitter potential, utilize triode Q3 electric conduction
Pressure value plays the effect for filtering out the abnormal low level signal in signal, while devising transport and placing device AR1 and transport and placing device AR2 composition
Difference channel carries out difference processing to signal, and stabilization signal quiescent point realizes the automatic calibration to signal, reduces letter
Number error, the base stage of triode Q2 connect the emitter of triode Q3 and one end of resistance R4, the collector connecting resistance of triode Q2
One end of R5 and collector, the collector of triode Q3 and the anti-phase input of transport and placing device AR1, transport and placing device AR2 of triode Q1
End, one end of the emitter connecting resistance R6 of another termination power+10V of resistance R5, triode Q2, another termination three of resistance R6
The base stage of pole pipe Q1, the emitter ground connection of triode Q1, the contact 2 of another termination variable resistance RW1 of resistance R4 and capacitor C5
One end, the contact 1 of variable resistance RW1 connects the other end of capacitor C5 and one end of capacitor C6, and the contact 3 of variable resistance RW1 connects
The other end of capacitor C6 and the base stage of triode Q3, one end of the homophase input terminating resistor R7 of transport and placing device AR1, resistance R8, electricity
Hinder the other end ground connection of R8, homophase input terminating resistor R9, the resistance of another termination power+10V of resistance R7, transport and placing device AR2
One end of R10, the other end ground connection of resistance R10, the output of another termination power+10V of resistance R9, transport and placing device AR1 terminate fortune
Put the output end of device AR2.
Embodiment two, on the basis of example 1, the position detecting circuit select ohm of model E2E-X5ME1
Dragon acquires three-stations load switch position signal close to switch J1, with double T frequency-selectings electricity of resistance R1 ~ R3, capacitor C2 ~ C4 composition
Road filters out the single-frequency signals in signal, can prevent the signal interference of other frequencies, improves the stability of signal, Europe
One end of the power supply termination power+5V and capacitor C1 of the close switch J1 of nurse dragon, the ground terminal of Omron close to switch J1 are grounded, Europe
The other end of the output termination capacitor C1 of the close switch J1 of nurse dragon and one end of resistance R2, capacitor C2, another termination of resistance R2
One end of resistance R1 and one end of capacitor C3, one end of another terminating resistor R3 of capacitor C2 and one end of capacitor C4, resistance R3
The other end and capacitor C3 other end ground connection, the other end of another terminating resistor R1 of capacitor C4 and the base stage of triode Q2.
Embodiment three, on the basis of example 2, after the amplifier voltage regulator circuit amplifies with transport and placing device AR3 with phase,
It is exported after the triode voltage regulator circuit pressure stabilizing formed through triode Q5 and voltage-stabiliser tube D1, further increases the stability of signal,
It is in input three-stations load switch lever position indicator controlling terminal, the homophase input of transport and placing device AR3 terminates transport and placing device AR1
Output end, one end of the anti-phase input terminating resistor R11 of transport and placing device AR3, resistance R12, the other end ground connection of resistance R11, electricity
Hinder the collector of the output end of another termination transport and placing device AR3 of R12 and one end of resistance R13, triode Q5, the base of triode Q5
The other end of pole connecting resistance R13 and the cathode of voltage-stabiliser tube D1, the emitter of the plus earth of voltage-stabiliser tube D1, triode Q5 connect signal
Output port.
When the utility model is specifically used, three-stations load switch lever position indicator, including position detecting circuit, calibration
Difference channel and amplifier voltage regulator circuit, the position detecting circuit use the Omron of model E2E-X5ME1 close to switch J1
Three-stations load switch position signal is acquired, filters out signal with double T frequency selection circuits that resistance R1 ~ R3, capacitor C2 ~ C4 are formed
In single-frequency signals, the calibration difference channel divide two-way receive position detecting circuit output signal, all the way through triode
Abnormal high level signal in the compound circuit detection signal of Q1, triode Q2 composition, when in position detecting circuit output signal
When containing abnormal high level signal, abnormal high level signal will be released to greatly, while in order to not influence the current potential of signal, electricity
On the one hand source+10V is triode Q1, triode Q2 collector provides current potential, is on the other hand transport and placing device after resistance R5 partial pressure
AR1 and transport and placing device AR2 composition difference channel provides reference potential, plays the effect of offset voltage, two tunnels devise variable resistance
RW1 decays to signal, and the signal after only decaying could be detected by triode Q3, the transmitting of triode Q3 extremely position detection electricity
Road output signal current potential, the signal after variable resistance RW1 decays to signal is the emitter potential of triode Q3, utilizes triode
Q3 turn-on voltage plays the effect for filtering out the abnormal low level signal in signal, while devising transport and placing device AR1 and transport and placing device
AR2 forms difference channel and carries out difference processing to signal, and stabilization signal quiescent point realizes the automatic calibration to signal,
Signal errors is reduced, after the last amplifier voltage regulator circuit amplifies with transport and placing device AR3 with phase, through triode Q5 and voltage-stabiliser tube
It is exported after the triode voltage regulator circuit pressure stabilizing of D1 composition, that is to say input three-stations load switch lever position indicator controlling terminal
It is interior.
The above is to combine specific embodiment further detailed description of the utility model, and it cannot be said that originally
Utility model specific implementation is limited only to this；Belonging to the utility model and for those skilled in the technology concerned,
Under the premise of technical solutions of the utility model thinking, made expansion and the replacement of operating method, data should all be fallen in
Within scope of protection of the utility model.
Claims (3)
1. three-stations load switch lever position indicator, including position detecting circuit, calibration difference channel and amplifier voltage regulator circuit,
It is born it is characterized in that, the position detecting circuit acquires three stations close to switch J1 with the Omron of model E2E-X5ME1
Lotus switch position signal filters out the single-frequency in signal with double T frequency selection circuits that resistance R1 ~ R3, capacitor C2 ~ C4 are formed
Signal, the calibration difference channel divides two-way to receive position detecting circuit output signal, all the way through triode Q1, triode Q2 group
At compound circuit detection signal in abnormal high level signal, abnormal high level signal is released to greatly, two tunnels devise
Variable resistance RW1 decays to signal, then with the abnormal low level signal in triode Q3 detection signal, filters out in signal
Abnormal low level signal, while devising transport and placing device AR1 and transport and placing device AR2 composition difference channel and difference processing is carried out to signal,
After finally the amplifier voltage regulator circuit amplifies with transport and placing device AR3 with phase, the triode through triode Q5 and voltage-stabiliser tube D1 composition
It exports, is that is to say in input three-stations load switch lever position indicator controlling terminal after voltage regulator circuit pressure stabilizing；
The calibration difference channel includes triode Q2, the base stage of triode Q2 connect triode Q3 emitter and resistance R4 one
The collector and amplifier of the collector of end, one end of the collector connecting resistance R5 of triode Q2 and triode Q1, triode Q3
The inverting input terminal of device AR1, transport and placing device AR2, the emitter connecting resistance R6 of another termination power+10V of resistance R5, triode Q2
One end, the base stage of another termination triode Q1 of resistance R6, triode Q1 emitter ground connection, another termination of resistance R4 can
Power transformation hinder RW1 contact 2 and capacitor C5 one end, the contact 1 of variable resistance RW1 connect capacitor C5 the other end and capacitor C6 one
End, the contact 3 of variable resistance RW1 connect the other end of capacitor C6 and the base stage of triode Q3, the homophase input termination of transport and placing device AR1
One end of resistance R7, resistance R8, the other end ground connection of resistance R8, another termination power+10V of resistance R7, transport and placing device AR2's is same
Mutually one end of input terminating resistor R9, resistance R10, the other end ground connection of resistance R10, another termination power+10V of resistance R9,
The output end of the output termination transport and placing device AR2 of transport and placing device AR1.
2. three-stations load switch lever position indicator as described in claim 1, which is characterized in that the position detecting circuit packet
Include the close switch J1 in Omron of model E2E-X5ME1, power supply termination power+5V and capacitor C1 of the Omron close to switch J1
One end, Omron close to switch J1 ground terminal be grounded, Omron approach switch J1 output termination capacitor C1 the other end
With one end of resistance R2, capacitor C2, one end of another terminating resistor R1 of resistance R2 and one end of capacitor C3, capacitor C2's is another
One end of terminating resistor R3 and one end of capacitor C4, the other end of resistance R3 and the other end ground connection of capacitor C3, capacitor C4's is another
The other end of one terminating resistor R1 and the base stage of triode Q2.
3. three-stations load switch lever position indicator as claimed in claim 2, which is characterized in that the amplifier voltage regulator circuit packet
Include transport and placing device AR3, the output end of the homophase input termination transport and placing device AR1 of transport and placing device AR3, the anti-phase input termination of transport and placing device AR3
One end of resistance R11, resistance R12, the other end ground connection of resistance R11, the output end of another termination transport and placing device AR3 of resistance R12
With the collector of one end of resistance R13, triode Q5, the other end of the base stage connecting resistance R13 of triode Q5 and voltage-stabiliser tube D1's
The emitter of cathode, the plus earth of voltage-stabiliser tube D1, triode Q5 connects signal output port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821548830.8U CN208608083U (en) | 2018-09-21 | 2018-09-21 | Three-stations load switch lever position indicator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821548830.8U CN208608083U (en) | 2018-09-21 | 2018-09-21 | Three-stations load switch lever position indicator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208608083U true CN208608083U (en) | 2019-03-15 |
Family
ID=65681148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821548830.8U Withdrawn - After Issue CN208608083U (en) | 2018-09-21 | 2018-09-21 | Three-stations load switch lever position indicator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208608083U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036901A (en) * | 2018-09-21 | 2018-12-18 | 河南华拓电力设备有限公司 | Three-stations load switch lever position indicator |
-
2018
- 2018-09-21 CN CN201821548830.8U patent/CN208608083U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036901A (en) * | 2018-09-21 | 2018-12-18 | 河南华拓电力设备有限公司 | Three-stations load switch lever position indicator |
| CN109036901B (en) * | 2018-09-21 | 2023-06-13 | 河南华拓电力设备有限公司 | Three-station load switch position display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 467000 Huatuo Electric Power Industrial Park, north of the east section of Shenma Avenue, high tech Zone, Pingdingshan City, Henan Province Patentee after: Huatuo Power Equipment Group Co.,Ltd. Address before: 467000 courtyard 5, Fengyuan street, high tech Zone, Pingdingshan City, Henan Province Patentee before: HENAN HUATUO ELECTRIC POWER EQUIPMENT Co.,Ltd. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190315 Effective date of abandoning: 20230613 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190315 Effective date of abandoning: 20230613 |