CN205070978U - Signal converting circuit - Google Patents
Signal converting circuit Download PDFInfo
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- CN205070978U CN205070978U CN201520859003.0U CN201520859003U CN205070978U CN 205070978 U CN205070978 U CN 205070978U CN 201520859003 U CN201520859003 U CN 201520859003U CN 205070978 U CN205070978 U CN 205070978U
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Abstract
The utility model provides a signal converting circuit, moreover, the steam generator is simple in structure, have high voltage dc input characteristics, a plurality of zener diode (2) are established ties according to the preface and are formed direct current voltage reduction unit, the one end of second resistance (4), the one end of first electric capacity (6) is connected with the other end of first resistance (3) respectively, the one end of third resistance (5), the positive pole of opto -coupler (1) input is connected with the other end of second resistance (4) respectively, the other end of third resistance (5), the negative pole of opto -coupler (1) input is connected with reversed -connection -proof diode's (8) anode respectively, the negative terminal of reversed -connection -proof diode (8), formation negative pole end is connected to the other end of first electric capacity (6), the one end and the anodal of opto -coupler (1) output of second electric capacity (7) are connected, the other end and the negative pole of opto -coupler (1) output of second electric capacity (7) are connected.
Description
Technical field
The utility model relates to circuit engineering field, is specifically a kind of signaling conversion circuit.
Background technology
In the operation of elevator, there is many signal change over conditions, generally all use low-voltage dc circuit to realize, but, high voltage direct current, such as 220V, 110V direct current etc., have certain advantage, in order to adapt to the input of such high pressure, just need exploitation to have the signaling conversion circuit of high voltage direct current input feature, therefore, study a kind of structure simple, there is high voltage direct current input feature, be significant.
Utility model content
Technical problem to be solved in the utility model is, overcomes the defect of prior art, provides a kind of structure simple, has the signaling conversion circuit of high voltage direct current input feature.
For solving the problems of the technologies described above, the utility model proposes a kind of signaling conversion circuit, it comprises some voltage stabilizing didoes, first resistance, second resistance, 3rd resistance, first electric capacity, second electric capacity, prevent connecing anti-diode, optocoupler, some voltage stabilizing didoes are sequentially connected and are formed DC decompression unit, one end of DC decompression unit is positive terminal, one end of first resistance is connected with the other end of DC decompression unit, one end of second resistance, one end of first electric capacity is connected with the other end of the first resistance respectively, one end of 3rd resistance, the positive pole of optocoupler input is connected with the other end of the second resistance respectively, the other end of the 3rd resistance, the negative pole of optocoupler input is connected with the anti-anode connecing anti-diode respectively, the anti-negative terminal connecing anti-diode, the other end of the first electric capacity is connected to form negative pole end, one end of second electric capacity is connected with the positive pole of optocoupler output, the other end of the second electric capacity is connected with the negative pole of optocoupler output.
Utility model works principle is, by the step-down of DC decompression unit, voltage driven optocoupler work after step-down, like this by optocoupler output detection signal, optocoupler has buffer action, strong anti-interference performance, reliability is high, only has when detection signal is normal, elevator of the present utility model is housed and just can starts, therefore, the circuit before DC decompression unit all can adopt high voltage direct current.
After adopting said structure; compared with prior art; the utility model has the following advantages: owing to having DC decompression unit; so DC power supply can adopt high voltage direct current; such as 110V, 220V direct current etc.; the utility model components and parts are few; structure is simply efficient; there is high voltage direct current input feature; and prevent that connecing anti-diode can ensure to prevent from when connecting connecing instead, thus protect other components and parts, in addition; the anti-halfwave rectifier effect connecing anti-diode can be utilized when debugging, thus simplify debug process.
As improvement, negative pole end series connection light-emitting diode, like this, can indicate conducting state of the present utility model simply efficiently, more be convenient to later stage repair and maintenance.
As improvement, it also comprises ceramic wafer, in the same surface of ceramic wafer, described some voltage stabilizing didoes are set, first resistance, second resistance, 3rd resistance, first electric capacity, second electric capacity, prevent connecing anti-diode, optocoupler, some voltage stabilizing didoes are positioned at the left side of ceramic wafer, and sequentially distribute from bottom to top, optocoupler is positioned at the right side of ceramic wafer, first resistance, second resistance, 3rd resistance, first electric capacity, prevent connecing anti-diode all between some voltage stabilizing didoes and optocoupler, first resistance, first electric capacity, second resistance sequentially distributes from left to right, and the first resistance, first electric capacity, second resistance region is for being positioned at some voltage stabilizing didoe upper right sides, prevent that connecing anti-diode is positioned at some voltage stabilizing didoe lower right sides, 3rd resistance is positioned on the left of optocoupler, second electric capacity is positioned on the upside of optocoupler, be positioned on the downside of ceramic wafer below voltage stabilizing didoe and be provided with the first stitch, the second stitch, be positioned on the downside of ceramic wafer below optocoupler and be provided with the 3rd stitch, the 4th stitch, be positioned on the downside of ceramic wafer on the left of the 3rd stitch and be provided with the 5th stitch, the 6th stitch, first stitch is positive terminal, second stitch is negative pole end, and the 3rd stitch, the 4th stitch are respectively the both positive and negative polarity of optocoupler output, first stitch, second stitch, some voltage stabilizing didoes, first resistance, second resistance, 3rd resistance, first electric capacity, second electric capacity, prevent connecing anti-diode, optocoupler, 3rd stitch, the copper cash that the copper facing of electric connection between 4th these components and parts of stitch on ceramic wafer is formed connects, like this, because direct current reduces to low pressure from high pressure, the caloric requirement produced is derived in time, otherwise easily cause fault, ceramic wafer not only intensity is high, good insulating, and radiating effect might as well, so be more conducive to improving reliability of the present utility model and stability, simultaneously, the distribution of each components and parts is reasonable, mutually disturb few while of compacter, the circuit of the copper cash that copper facing is formed is brief, after ceramic wafer carrying, major part of the present utility model has been made into sheet plug-in unit, there is modularization feature, more be conducive to reducing design and production cost, improve production efficiency and product quality.
As improvement, each voltage stabilizing didoe is paster voltage-stabiliser tube, first resistance, the second resistance, the 3rd resistance are fixed carbon resister, first electric capacity is electrochemical capacitor, like this, is more convenient to be arranged on ceramic wafer, enhance productivity, reduce production cost, meanwhile, paster voltage-stabiliser tube, fixed carbon resister, electrochemical capacitor reach balance between cost and required stability, durability.
As improvement; ceramic wafer outer surface is provided with described some voltage stabilizing didoes, the first resistance, the second resistance, the 3rd resistance, the first electric capacity, the second electric capacity, the anti-electron level epoxy resin connecing anti-diode, optocoupler covering; like this; one side is to each components and parts more protection and fix; improve insulating properties on the other hand; insulating properties such as between each components and parts, this improvement is advantageously in raising durability, stability and reliability.
As improvement, first stitch, the second stitch, the 3rd stitch, the 4th stitch, the 5th stitch, the 6th stitch are zinc-plated draw point, like this, each stitch intensity and toughness high, ceramic wafer can be supported, advantageously in raising durability of the present utility model, stability and reliability reliable and stablely.
As improvement, the spacing between the first stitch and the second stitch is greater than the spacing between the 3rd stitch and the 4th stitch, the 3rd stitch, 4th stitch, 5th stitch, spacing between 6th stitch is equal, and the spacing between the second stitch and the 5th stitch is at least greater than 8 millimeters, like this, due to the 5th stitch, 6th stitch is sky pin in fact, there is not electric connection, the 5th stitch, the effect of the 6th stitch is to provide ceramic wafer to strengthen supporting, and the 3rd stitch, 4th stitch is that light current exports, so the 5th stitch, 6th stitch is arranged on the 3rd stitch, more reasonable benefit/risk on the left of 4th stitch, structure is more compact, and the spacing between the second stitch and the 5th stitch is at least greater than 8 millimeters, can effectively isolate, and prevents the first stitch, the strong power part impact of the second stitch is positioned at the weak current part on right side, the first stitch, the object that second stitch spacing is large is also the first stitch, strengthen isolation between second stitch, avoid as far as possible influencing each other, said structure is ensureing that compact conformation is simple while, and emphasis has carried out strengthening supporting and isolation design, thus advantageously in raising durability of the present utility model, stability and reliability.
Accompanying drawing explanation
Fig. 1 is the circuit theory schematic diagram of the utility model signaling conversion circuit.
Fig. 2 is the ceramic wafer part-structure schematic diagram of the utility model signaling conversion circuit.
Shown in figure, 1, optocoupler, 2, voltage stabilizing didoe, 3, the first resistance, the 4, second resistance, the 5, the 3rd resistance, 6, the first electric capacity, the 7, second electric capacity, 8, anti-connect anti-diode, 9, light-emitting diode, the 10, first stitch, the 11, second stitch, 12, the 3rd stitch, 13, the 4th stitch, the 14, the 5th stitch, the 15, the 6th stitch.
Embodiment
Below the utility model is described in further detail:
The utility model signaling conversion circuit, it comprises some voltage stabilizing didoes 2, first resistance 3, second resistance 4, 3rd resistance 5, first electric capacity 6, second electric capacity 7, prevent connecing anti-diode 8, optocoupler 1, some voltage stabilizing didoes 2 are sequentially connected and are formed DC decompression unit, one end of DC decompression unit is positive terminal, one end of first resistance 3 is connected with the other end of DC decompression unit, one end of second resistance 4, one end of first electric capacity 6 is connected with the other end of the first resistance 3 respectively, one end of 3rd resistance 5, the positive pole of optocoupler 1 input is connected with the other end of the second resistance 4 respectively, the other end of the 3rd resistance 5, the negative pole of optocoupler 1 input is connected with the anti-anode connecing anti-diode 8 respectively, the anti-negative terminal connecing anti-diode 8, the other end of the first electric capacity 6 is connected to form negative pole end, one end of second electric capacity 7 is connected with the positive pole of optocoupler 1 output, the other end of the second electric capacity 7 is connected with the negative pole of optocoupler 1 output.
Negative pole end series connection light-emitting diode 9.
It also comprises ceramic wafer, in the same surface of ceramic wafer, described some voltage stabilizing didoes 2 are set, first resistance 3, second resistance 4, 3rd resistance 5, first electric capacity 6, second electric capacity 7, prevent connecing anti-diode 8, optocoupler 1, some voltage stabilizing didoes 2 are positioned at the left side of ceramic wafer, and sequentially distribute from bottom to top, optocoupler 1 is positioned at the right side of ceramic wafer, first resistance 3, second resistance 4, 3rd resistance 5, first electric capacity 6, prevent connecing anti-diode 8 all between some voltage stabilizing didoes 2 and optocoupler 1, first resistance 3, first electric capacity 6, second resistance 4 sequentially distributes from left to right, and the first resistance 3, first electric capacity 6, second resistance 4 region is for being positioned at some voltage stabilizing didoe 2 upper right sides, prevent that connecing anti-diode 8 is positioned at some voltage stabilizing didoe 2 lower right sides, 3rd resistance 5 is positioned on the left of optocoupler 1, second electric capacity 7 is positioned on the upside of optocoupler 1, be positioned on the downside of ceramic wafer below voltage stabilizing didoe 2 and be provided with the first stitch 10, second stitch 11, be positioned on the downside of ceramic wafer below optocoupler 1 and be provided with the 3rd stitch 12, the 4th stitch 13, be positioned on the downside of ceramic wafer on the left of the 3rd stitch 12 and be provided with the 5th stitch 14, the 6th stitch 15, first stitch 10 is positive terminal, second stitch 11 is negative pole end, and the 3rd stitch 12, the 4th stitch 13 are respectively the both positive and negative polarity of optocoupler 1 output, the copper cash that first stitch 10, second stitch 11, some voltage stabilizing didoes 2, first resistance 3, second resistance 4, the 3rd resistance 5, first electric capacity 6, second electric capacity 7, the copper facing of the anti-electric connection connect between anti-diode 8, optocoupler 1, the 3rd stitch 12, the 4th these components and parts of stitch 13 on ceramic wafer are formed connects.
Each voltage stabilizing didoe 2 is paster voltage-stabiliser tube, and the first resistance 3, second resistance 4, the 3rd resistance 5 are fixed carbon resister, and the first electric capacity 6 is electrochemical capacitor.
Ceramic wafer outer surface is provided with described some voltage stabilizing didoes 2, first resistance 3, second resistance 4, the 3rd resistance 5, first electric capacity 6, second electric capacity 7, anti-connects anti-diode 8, electron level epoxy resin that optocoupler 1 covers.
First stitch 10, second stitch 11, the 3rd stitch 12, the 4th stitch 13, the 5th stitch 14, the 6th stitch 15 are zinc-plated draw point.
Spacing between first stitch 10 and the second stitch 11 is greater than the spacing between the 3rd stitch 12 and the 4th stitch 13, spacing between 3rd stitch 12, the 4th stitch 13, the 5th stitch 14, the 6th stitch 15 is equal, spacing between second stitch 11 and the 5th stitch 14 is at least greater than 8 millimeters, such as 15 millimeters.
In this example, DC power supply is the 220V direct current with pulsatile characteristics obtained after full-bridge rectification city's 220V alternating current; For 220V direct current, in a detection module, be provided with four voltage stabilizing didoes 2, if DC power supply is 110V direct current, so only need two voltage stabilizing didoes 2.
The above is only better embodiment of the present utility model, therefore all equivalences done according to structure, feature and the principle described in the utility model patent claim change or modify, and are included in the utility model patent claim.
Claims (7)
1. a signaling conversion circuit, it is characterized in that, it comprises some voltage stabilizing didoes (2), first resistance (3), second resistance (4), 3rd resistance (5), first electric capacity (6), second electric capacity (7), prevent connecing anti-diode (8), optocoupler (1), some voltage stabilizing didoes (2) are sequentially connected and are formed DC decompression unit, one end of DC decompression unit is positive terminal, one end of first resistance (3) is connected with the other end of DC decompression unit, one end of second resistance (4), one end of first electric capacity (6) is connected with the other end of the first resistance (3) respectively, one end of 3rd resistance (5), the positive pole of optocoupler (1) input is connected with the other end of the second resistance (4) respectively, the other end of the 3rd resistance (5), the negative pole of optocoupler (1) input is connected with the anti-anode connecing anti-diode (8) respectively, the anti-negative terminal connecing anti-diode (8), the other end of the first electric capacity (6) is connected to form negative pole end, one end of second electric capacity (7) is connected with the positive pole of optocoupler (1) output, the other end of the second electric capacity (7) is connected with the negative pole of optocoupler (1) output.
2. signaling conversion circuit according to claim 1, is characterized in that, negative pole end series connection light-emitting diode (9).
3. signaling conversion circuit according to claim 1, is characterized in that, it also comprises ceramic wafer, arranges described some voltage stabilizing didoes (2) in the same surface of ceramic wafer, first resistance (3), second resistance (4), 3rd resistance (5), first electric capacity (6), second electric capacity (7), prevent connecing anti-diode (8), optocoupler (1), some voltage stabilizing didoes (2) are positioned at the left side of ceramic wafer, and sequentially distribute from bottom to top, and optocoupler (1) is positioned at the right side of ceramic wafer, the first resistance (3), second resistance (4), 3rd resistance (5), first electric capacity (6), prevent that connecing anti-diode (8) is all positioned between some voltage stabilizing didoes (2) and optocoupler (1), the first resistance (3), first electric capacity (6), second resistance (4) sequentially distributes from left to right, and the first resistance (3), first electric capacity (6), second resistance (4) region is for being positioned at some voltage stabilizing didoes (2) upper right side, prevent that connecing anti-diode (8) is positioned at some voltage stabilizing didoes (2) lower right side, 3rd resistance (5) is positioned at optocoupler (1) left side, and the second electric capacity (7) is positioned at optocoupler (1) upside, be positioned at voltage stabilizing didoe (2) below on the downside of ceramic wafer and be provided with the first stitch (10), the second stitch (11), be positioned at optocoupler (1) below on the downside of ceramic wafer and be provided with the 3rd stitch (12), the 4th stitch (13), be positioned at the 3rd stitch (12) left side on the downside of ceramic wafer and be provided with the 5th stitch (14), the 6th stitch (15), first stitch (10) is positive terminal, second stitch (11) is negative pole end, and the 3rd stitch (12), the 4th stitch (13) are respectively the both positive and negative polarity of optocoupler (1) output, the copper cash that first stitch (10), the second stitch (11), some voltage stabilizing didoes (2), the first resistance (3), the second resistance (4), the 3rd resistance (5), the first electric capacity (6), the second electric capacity (7), the copper facing of the anti-electric connection connect between anti-diode (8), optocoupler (1), the 3rd stitch (12), the 4th stitch (13) these components and parts on ceramic wafer are formed connects.
4. signaling conversion circuit according to claim 3, it is characterized in that, each voltage stabilizing didoe (2) is paster voltage-stabiliser tube, first resistance (3), the second resistance (4), the 3rd resistance (5) are fixed carbon resister, and the first electric capacity (6) is electrochemical capacitor.
5. signaling conversion circuit according to claim 3, it is characterized in that, ceramic wafer outer surface is provided with described some voltage stabilizing didoes (2), the first resistance (3), the second resistance (4), the 3rd resistance (5), the first electric capacity (6), the second electric capacity (7), anti-connects anti-diode (8), electron level epoxy resin that optocoupler (1) covers.
6. signaling conversion circuit according to claim 3, it is characterized in that, the first stitch (10), the second stitch (11), the 3rd stitch (12), the 4th stitch (13), the 5th stitch (14), the 6th stitch (15) are zinc-plated draw point.
7. signaling conversion circuit according to claim 3, it is characterized in that, spacing between first stitch (10) and the second stitch (11) is greater than the spacing between the 3rd stitch (12) and the 4th stitch (13), spacing between 3rd stitch (12), the 4th stitch (13), the 5th stitch (14), the 6th stitch (15) is equal, and the spacing between the second stitch (11) and the 5th stitch (14) is at least greater than 8 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520859003.0U CN205070978U (en) | 2015-10-30 | 2015-10-30 | Signal converting circuit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520859003.0U CN205070978U (en) | 2015-10-30 | 2015-10-30 | Signal converting circuit |
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| CN205070978U true CN205070978U (en) | 2016-03-02 |
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| CN201520859003.0U Active CN205070978U (en) | 2015-10-30 | 2015-10-30 | Signal converting circuit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105207666A (en) * | 2015-10-30 | 2015-12-30 | 林肯电梯(中国)有限公司 | Signal conversion circuit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105207666A (en) * | 2015-10-30 | 2015-12-30 | 林肯电梯(中国)有限公司 | Signal conversion circuit |
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