CN204479644U - A kind of electrification in high voltage sound and light display - Google Patents
A kind of electrification in high voltage sound and light display Download PDFInfo
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- CN204479644U CN204479644U CN201520084806.3U CN201520084806U CN204479644U CN 204479644 U CN204479644 U CN 204479644U CN 201520084806 U CN201520084806 U CN 201520084806U CN 204479644 U CN204479644 U CN 204479644U
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Abstract
The utility model relates to electric device maintenance technical field, discloses a kind of electrification in high voltage sound and light display.Described electrification in high voltage sound and light display, comprises housing and the circuit board being positioned at enclosure interior, it is characterized in that, comprising: described circuit board is provided with the sensing unit, rectification stable pressuring unit and the acoustic-optic indicator unit that connect successively.The circuit structure of auditory tone cues branch road and luminous prompting branch circuit parallel connection is provided with in described acoustic-optic indicator unit, Devices to test can be indicated charged by sounding and luminous two kinds of modes, when can avoid that a prompting branch road breaks down wherein, still can be whether charged by another prompting branch road instruction Devices to test, thus improve the accuracy of electrification display, enable testing staff judge the charged situation of Devices to test more accurately, reduce potential safety hazard.
Description
Technical field
The utility model relates to electric device maintenance technical field, particularly, relates to a kind of electrification in high voltage sound and light display.
Background technology
High-voltage charge display device is that one is directly installed on indoor electric equipment, and whether display Devices to test directly perceived is with the indicative safety feature of working voltage.The high-voltage charge display device of current use can be divided into active and passive two kinds by mode of operation, and the former needs additional power source powered operation, and latter, without the need to additional power source, utilizes autonomous induction signal to provide working power.The high-voltage charge display device of passive mode is adopted to have the advantages such as simple, the easy to maintenance and long service life of structure.
Existing passive high voltage electrification display is primarily of voltage induced module and display module composition, its principle of work is: voltage induced module in safe range, untouchable from treating that side apparatus obtains inductive energy, then inductive energy is passed on the flash component of display module, whether charged by the luminous situation instruction Devices to test of flash component.When Devices to test is charged, flash component finally obtains inductive energy, and luminous instruction Devices to test is charged; When Devices to test is without electricity, then flash component is without instruction.But still there are the following problems for current this electrification display, the flash intensity of flash component depends on the size of inductive energy on the one hand, when inductive energy is too little, luminous not obvious, not easily arouses attention; There is failure conditions in flash component on the other hand, can not normal luminous.When in these two kinds of problems wherein one occurs time, the easy erroneous judgement Devices to test of testing staff, without electricity, may cause huge security incident.
For the safety problem of above-mentioned passive high voltage electrification display, need to design a kind of novel high-voltage charge display device, Devices to test can be indicated whether charged by sound and light two kinds of modes, improve the accuracy of electrification display, enable testing staff judge the charged situation of Devices to test more accurately, reduce potential safety hazard.
Utility model content
For the safety problem of aforesaid passive high-voltage charge display device, the utility model provides a kind of electrification in high voltage sound and light display, Devices to test can be indicated whether charged by sound and light two kinds of modes, thus improve the accuracy of electrification display, enable testing staff judge the charged situation of Devices to test more accurately, reduce potential safety hazard.
The technical solution adopted in the utility model, provide a kind of electrification in high voltage sound and light display, comprise housing and the circuit board being positioned at enclosure interior, it is characterized in that, comprising: described circuit board is provided with the sensing unit, rectification stable pressuring unit and the acoustic-optic indicator unit that connect successively.When checkout equipment is charged, described sensing unit in safe range, untouchable from treating that side apparatus obtains the inductive energy of alternating current form, then by rectification stable pressuring unit, described inductive energy is transformed to the form of DC current, indicate Devices to test charged to drive acoustic-optic indicator unit sounding and/or luminescence, thus improve the accuracy of electrification display, enable testing staff judge the charged situation of Devices to test more accurately, reduce potential safety hazard.
Concrete, described acoustic-optic indicator unit comprises stabilivolt DZ1, diode D5, unidirectional thyristor SCR1, resistance R1, LED 1, resistance R2 and hummer BELL1; The negative electrode of described stabilivolt DZ1 connects the anode of unidirectional thyristor SCR1, the anode of stabilivolt DZ1 connects the anode of diode D5, the negative electrode of diode D5 connects the gate pole of unidirectional thyristor SCR1, the negative electrode first end of contact resistance R1 and the first end of resistance R2 simultaneously of unidirectional thyristor SCR1, the anode of the second end connecting luminous diode LED1 of resistance R1, second end of resistance R2 connects the first end of hummer BELL1, the negative electrode of the second end connecting luminous diode LED1 of hummer BELL1.Owing to being provided with the circuit structure of auditory tone cues branch road and luminous prompting branch circuit parallel connection in acoustic-optic indicator unit, when Devices to test is charged, not only Devices to test can be indicated charged by the luminescence of luminous prompting branch road, can also be charged by auditory tone cues branch road sounding instruction Devices to test, thus the accuracy of electrification display can be improved.
Or concrete, described acoustic-optic indicator unit comprises stabilivolt DZ1, diode D5, unidirectional thyristor SCR1, resistance R1, LED 1, resistance R2, hummer BELL1 and K switch 1; The negative electrode of described stabilivolt DZ1 connects the anode of unidirectional thyristor SCR1, the anode of stabilivolt DZ1 connects the anode of diode D5, the negative electrode of diode D5 connects the gate pole of unidirectional thyristor SCR1, the negative electrode first end of contact resistance R1 and the first end of resistance R2 simultaneously of unidirectional thyristor SCR1, the anode of the second end connecting luminous diode LED1 of resistance R1, second end of resistance R2 connects the first end of hummer BELL1, the first end of the second end connecting valve K1 of hummer BELL1, the negative electrode of the second end connecting luminous diode LED1 of K switch 1.Described K switch 1, for controlling the ON/OFF of sound instruction branch road, makes described electrification in high voltage sound and light display have functionally selective flexibly.
Concrete further, described rectification stable pressuring unit comprises diode D1, diode D2, diode D3, diode D4 and electric capacity C1; The anode of described diode D1 connects the negative electrode of diode D2, the negative electrode of diode D1 connects the negative electrode of diode D4, the anode of diode D2 connects the anode of diode D3, the negative electrode of diode D3 connects the anode of diode D4, the negative electrode of diode D1 also connects the first end of electric capacity C1 and the anode of unidirectional thyristor SCR1 simultaneously, and the anode of diode D2 also connects second end of electric capacity C1 and the negative electrode of LED 1 simultaneously.Described diode D1, diode D2, diode D3 and diode D4 form a bridge rectifier circuit, inductive energy that sensing unit can be obtained, that have alternating current form is converted into the inductive energy of direct current form, and in the charging of electric capacity C1 place, store enough inductive energy to drive acoustic-optic indicator unit.
Concrete further, described sensing unit comprises the first induction pole plate GB1 and second induction pole plate GB2; Described first induction pole plate GB1 connects the anode of diode D1, and the second induction pole plate GB2 connects the anode of diode D4.Described first induction pole plate GB1 and second induction pole plate GB2 forms a capacitor element, can in safe range, untouchable the inductive energy obtaining alternating current form from Devices to test, and inductive energy to be delivered in follow-up unit.
Optimize, described circuit board is in series with amplifying unit between sensing unit and rectification stable pressuring unit.
To sum up, adopt electrification in high voltage sound and light display provided by the utility model, owing to being provided with the circuit structure of auditory tone cues branch road and luminous prompting branch circuit parallel connection in acoustic-optic indicator unit, Devices to test can be indicated charged by sounding and luminous two kinds of modes, when can avoid that a prompting branch road breaks down wherein, still can be whether charged by another prompting branch road instruction Devices to test, thus improve the accuracy of electrification display, enable testing staff judge the charged situation of Devices to test more accurately, reduce potential safety hazard.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the first circuit structure of circuit board in the electrification in high voltage sound and light display that provides of the utility model embodiment.
Fig. 2 is the second circuit structure of circuit board in the electrification in high voltage sound and light display that provides of the utility model embodiment.
Fig. 3 is the third circuit structure of circuit board in the electrification in high voltage sound and light display that provides of the utility model embodiment.
Embodiment
Hereinafter with reference to accompanying drawing, describe by way of example the electrification in high voltage sound and light display that the utility model provides in detail.It should be noted that at this, the explanation for these way of example understands the utility model for helping, but does not form restriction of the present utility model.
Various technology described herein may be used for but is not limited to electric device maintenance technical field, can also be used for other similar field.
Term " positive pole " and " anode " are often used interchangeably in the text herein, and term " negative pole " and " negative electrode " are often used interchangeably in the text.Term "and/or" herein, it is only a kind of incidence relation describing affiliated partner, three kinds of relations can be there are in expression, such as, A and/or B, can represent: individualism A, individualism B, there are A and B tri-kinds of situations simultaneously, herein term " or/and " be describe another kind of affiliated partner relation, can there are two kinds of relations in expression, such as, A is or/and B, can represent: individualism A, individualism A and B two kinds of situations, in addition, character "/" herein, general expression forward-backward correlation is to liking a kind of "or" relation.
Embodiment one, Fig. 1 shows the first circuit structure of circuit board in the electrification in high voltage sound and light display that the present embodiment provides.Described electrification in high voltage sound and light display, comprises housing and the circuit board being positioned at enclosure interior, it is characterized in that, comprising: described circuit board is provided with the sensing unit, rectification stable pressuring unit and the acoustic-optic indicator unit that connect successively.When checkout equipment is charged, described sensing unit in safe range, untouchable from treating that side apparatus obtains the inductive energy of alternating current form, then by rectification stable pressuring unit, described inductive energy is transformed to galvanic form, indicate Devices to test charged to drive acoustic-optic indicator unit sounding and luminescence, thus improve the accuracy of electrification display, enable testing staff judge the charged situation of Devices to test more accurately, reduce potential safety hazard.
Concrete, described acoustic-optic indicator unit comprises stabilivolt DZ1, diode D5, unidirectional thyristor SCR1, resistance R1, LED 1, resistance R2 and hummer BELL1; The negative electrode of described stabilivolt DZ1 connects the anode of unidirectional thyristor SCR1, the anode of stabilivolt DZ1 connects the anode of diode D5, the negative electrode of diode D5 connects the gate pole of unidirectional thyristor SCR1, the negative electrode first end of contact resistance R1 and the first end of resistance R2 simultaneously of unidirectional thyristor SCR1, the anode of the second end connecting luminous diode LED1 of resistance R1, second end of resistance R2 connects the first end of hummer BELL1, the negative electrode of the second end connecting luminous diode LED1 of hummer BELL1.Owing to being provided with auditory tone cues branch road (resistance R2 and the hummer BELL1) circuit structure in parallel with luminous prompting branch road (resistance R1 and LED 1) in acoustic-optic indicator unit, when Devices to test is charged, not only Devices to test can be indicated charged by the luminescence of luminous prompting branch road, can also be charged by auditory tone cues branch road instruction Devices to test, thus the accuracy of electrification display can be improved.
Concrete, described rectification stable pressuring unit comprises diode D1, diode D2, diode D3, diode D4 and electric capacity C1; The anode of described diode D1 connects the negative electrode of diode D2, the negative electrode of diode D1 connects the negative electrode of diode D4, the anode of diode D2 connects the anode of diode D3, the negative electrode of diode D3 connects the anode of diode D4, the negative electrode of diode D1 also connects the first end of electric capacity C1 and the anode of unidirectional thyristor SCR1 simultaneously, and the anode of diode D2 also connects second end of electric capacity C1 and the negative electrode of LED 1 simultaneously.Described diode D1, diode D2, diode D3 and diode D4 form a bridge rectifier circuit, inductive energy that sensing unit can be obtained, that have alternating current form is converted into the inductive energy of direct current form, and in the charging of electric capacity C1 place, store enough inductive energy to drive acoustic-optic indicator unit.
Concrete, described sensing unit comprises the first induction pole plate GB1 and second induction pole plate GB2; Described first induction pole plate GB1 connects the anode of diode D1, and the second induction pole plate GB2 connects the anode of diode D4.Described first induction pole plate GB1 and second induction pole plate GB3 forms an equivalent capacity, for utilizing high voltage induction principle, untouchable obtaining inductive energy from Devices to test.
The principle of work of the electrification in high voltage sound and light display that embodiment one provides is summarized as follows: be placed on by described electrification in high voltage sound and light display in the safe range of the Devices to tests such as such as high pressure equipment for power transmission and distribution, because described first induction pole plate GB1 is different with the current potential of the second induction pole plate GB2 present position, utilize high voltage induction principle can obtain inductive energy non-contactly from Devices to test, thus make sensing unit be equivalent to an induced voltage sources.Because power equipment adopts alternating current transmission, therefore described rectification stable pressuring unit is used for the inductive energy inductive energy of alternating current form being converted into direct current form, DC voltage after rectification carries out charging and filtering at electric capacity C1 place, along with the rising of electric capacity C1 both end voltage, when reaching first object voltage, stabilivolt DZ1 and diode D5 conducting, thus be the gate pole input trigger voltage/electric current of unidirectional thyristor SCR1, make conducting between the anode of unidirectional thyristor SCR1 and negative electrode, electric capacity C1 discharges and drives LED 1 luminescence and drive hummer BELL1 sounding, thus indicate Devices to test charged by luminous and sounding two kinds of modes.Electric capacity C1 declines through overdischarge both end voltage, stabilivolt DZ1 and diode D5 ends, also end between the anode of unidirectional thyristor SCR1 and negative electrode, electric capacity C1 enters into charging process again. when Devices to test is charged, the charging and discharging that electric capacity C1 circulates, thus enough inductive energy (namely electric capacity C1 both end voltage reaches first object voltage) can be saved bit by bit, and effectively drive LED 1 normal luminous and drive the normal sounding of hummer BELL1.
The electrification in high voltage sound and light display described described in the present embodiment, owing to being provided with the circuit structure of auditory tone cues branch road and luminous prompting branch circuit parallel connection in acoustic-optic indicator unit, Devices to test can be indicated charged by sounding and luminous two kinds of modes, when can avoid that a prompting branch road breaks down wherein, still can be whether charged by another prompting branch road instruction Devices to test, thus improve the accuracy of electrification display, enable testing staff judge the charged situation of Devices to test more accurately, reduce potential safety hazard.
Embodiment two, Fig. 2 shows the third circuit structure of circuit board in the electrification in high voltage sound and light display that the present embodiment provides.The difference of the electrification in high voltage sound and light display that embodiment two provides and the electrification in high voltage sound and light display that embodiment one provides is: described acoustic-optic indicator unit comprises stabilivolt DZ1, diode D5, unidirectional thyristor SCR1, resistance R1, LED 1, resistance R2, hummer BELL1 and K switch 1; The negative electrode of described stabilivolt DZ1 connects the anode of unidirectional thyristor SCR1, the anode of stabilivolt DZ1 connects the anode of diode D5, the negative electrode of diode D5 connects the gate pole of unidirectional thyristor SCR1, the negative electrode first end of contact resistance R1 and the first end of resistance R2 simultaneously of unidirectional thyristor SCR1, the anode of the second end connecting luminous diode LED1 of resistance R1, second end of resistance R2 connects the first end of hummer BELL1, the first end of the second end connecting valve K1 of hummer BELL1, the negative electrode of the second end connecting luminous diode LED1 of K switch 1.Described K switch 1, for controlling the ON/OFF of sound instruction branch road, makes described electrification in high voltage sound and light display have functionally selective flexibly.
On the technique effect basis of embodiment one, the technique effect of embodiment two also has: whether in auditory tone cues branch road, arrange K switch 1, can artificial selection indicate Devices to test charged the need of auditory tone cues branch road, dirigibility be better.
Embodiment three, Fig. 3 shows the third circuit structure of circuit board in the electrification in high voltage sound and light display that the present embodiment provides.The difference of the electrification in high voltage sound and light display that the electrification in high voltage sound and light display that embodiment three provides and embodiment two and embodiment one provide is: described circuit board is in series with amplifying unit between sensing unit and rectification stable pressuring unit.Acoustic-optic indicator unit on circuit board can be the acoustic-optic indicator unit described by embodiment one, also can be the acoustic-optic indicator unit described by embodiment two, as preferably, as shown in Figure 3, in the circuit structure that the present embodiment provides, adopt the acoustic-optic indicator unit described by embodiment two.The alternating voltage that described amplifying unit arrives for amplifying sensing units sense, so that rectification stable pressuring unit can normally work.
Concrete, described amplifying unit is coil transformer E1; Primary winding number of described coil transformer E1 is greater than the by-pass number of turns, and the first end of secondary coil connects the anode of diode D1, and the second end of secondary coil connects the anode of diode D4.
Concrete, described sensing unit comprises the first induction pole plate GB1 and second induction pole plate GB2; The first end of primary winding of described first induction pole plate GB1 connecting coil transformer E1, second end of primary winding of the second induction pole plate GB2 connecting coil transformer E1.
On the technique effect basis of embodiment one and example two, the technique effect of embodiment three also has: adopt coil transformer E1 as amplifying unit, the induced voltage of sensing unit can be promoted, rectification stable pressuring unit is normally worked.
As mentioned above, the utility model can be realized preferably.For a person skilled in the art, according to instruction of the present utility model, designing multi-form electrification in high voltage sound and light display does not need performing creative labour.When not departing from principle of the present utility model and spirit, these embodiments being changed, revising, replace, integrate and modification still falls in protection domain of the present utility model.
Claims (8)
1. an electrification in high voltage sound and light display, comprises housing and the circuit board being positioned at enclosure interior, it is characterized in that, comprising:
Described circuit board is provided with the sensing unit, rectification stable pressuring unit and the acoustic-optic indicator unit that connect successively.
2. a kind of electrification in high voltage sound and light display as claimed in claim 1, is characterized in that, described acoustic-optic indicator unit comprises stabilivolt DZ1, diode D5, unidirectional thyristor SCR1, resistance R1, LED 1, resistance R2 and hummer BELL1;
The negative electrode of described stabilivolt DZ1 connects the anode of unidirectional thyristor SCR1, the anode of stabilivolt DZ1 connects the anode of diode D5, the negative electrode of diode D5 connects the gate pole of unidirectional thyristor SCR1, the negative electrode first end of contact resistance R1 and the first end of resistance R2 simultaneously of unidirectional thyristor SCR1, the anode of the second end connecting luminous diode LED1 of resistance R1, second end of resistance R2 connects the first end of hummer BELL1, the negative electrode of the second end connecting luminous diode LED1 of hummer BELL1.
3. a kind of electrification in high voltage sound and light display as claimed in claim 1, it is characterized in that, described acoustic-optic indicator unit comprises stabilivolt DZ1, diode D5, unidirectional thyristor SCR1, resistance R1, LED 1, resistance R2, hummer BELL1 and K switch 1;
The negative electrode of described stabilivolt DZ1 connects the anode of unidirectional thyristor SCR1, the anode of stabilivolt DZ1 connects the anode of diode D5, the negative electrode of diode D5 connects the gate pole of unidirectional thyristor SCR1, the negative electrode first end of contact resistance R1 and the first end of resistance R2 simultaneously of unidirectional thyristor SCR1, the anode of the second end connecting luminous diode LED1 of resistance R1, second end of resistance R2 connects the first end of hummer BELL1, the first end of the second end connecting valve K1 of hummer BELL1, the negative electrode of the second end connecting luminous diode LED1 of K switch 1.
4. a kind of electrification in high voltage sound and light display as claimed in claim 2 or claim 3, is characterized in that, described rectification stable pressuring unit comprises diode D1, diode D2, diode D3, diode D4 and electric capacity C1;
The anode of described diode D1 connects the negative electrode of diode D2, the negative electrode of diode D1 connects the negative electrode of diode D4, the anode of diode D2 connects the anode of diode D3, the negative electrode of diode D3 connects the anode of diode D4, the negative electrode of diode D1 also connects the first end of electric capacity C1 and the anode of unidirectional thyristor SCR1 simultaneously, and the anode of diode D2 also connects second end of electric capacity C1 and the negative electrode of LED 1 simultaneously.
5. a kind of electrification in high voltage sound and light display as claimed in claim 4, is characterized in that, described sensing unit comprises the first induction pole plate GB1 and second induction pole plate GB2;
Described first induction pole plate GB1 connects the anode of diode D1, and the second induction pole plate GB2 connects the anode of diode D4.
6. a kind of electrification in high voltage sound and light display as claimed in claim 4, it is characterized in that, described circuit board is in series with amplifying unit between sensing unit and rectification stable pressuring unit.
7. a kind of electrification in high voltage sound and light display as claimed in claim 6, is characterized in that, described amplifying unit is coil transformer E1;
Primary winding number of described coil transformer E1 is greater than the by-pass number of turns, and the first end of secondary coil connects the anode of diode D1, and the second end of secondary coil connects the anode of diode D4.
8. a kind of electrification in high voltage sound and light display as claimed in claim 7, is characterized in that, described sensing unit comprises the first induction pole plate GB1 and second induction pole plate GB2;
The first end of primary winding of described first induction pole plate GB1 connecting coil transformer E1, second end of primary winding of the second induction pole plate GB2 connecting coil transformer E1.
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| CN201520084806.3U CN204479644U (en) | 2015-02-06 | 2015-02-06 | A kind of electrification in high voltage sound and light display |
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| CN201520084806.3U CN204479644U (en) | 2015-02-06 | 2015-02-06 | A kind of electrification in high voltage sound and light display |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104635023A (en) * | 2015-02-06 | 2015-05-20 | 四川蓝讯宝迩电子科技有限公司 | High-voltage electrification acousto-optic indicating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104635023A (en) * | 2015-02-06 | 2015-05-20 | 四川蓝讯宝迩电子科技有限公司 | High-voltage electrification acousto-optic indicating device |
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