CN204349822U - Electric motor car rectification voltage regulator - Google Patents
Electric motor car rectification voltage regulator Download PDFInfo
- Publication number
- CN204349822U CN204349822U CN201420644606.4U CN201420644606U CN204349822U CN 204349822 U CN204349822 U CN 204349822U CN 201420644606 U CN201420644606 U CN 201420644606U CN 204349822 U CN204349822 U CN 204349822U
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- Prior art keywords
- bridge rectifier
- triode
- electric
- resistance
- voltage stabilizing
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Abstract
The utility model discloses a kind of electric motor car rectification voltage regulator, comprise electric generator for electric vehicle, bridge rectifier, control drive circuit and storage battery and load; Electric generator for electric vehicle output AC power source signal is connected to AC1, AC2 end of bridge rectifier, deliver to after bridge rectifier rectification and control drive circuit filtering voltage regulation, then the 12V voltage signal of stable output on DC1 and DC2 end, deliver in electric vehicle accumulator and load and use, the positive-negative output end controlling drive circuit is connected to an electric double layer capacitance; This electric motor car rectification voltage regulator output voltage stabilization, structure is simple, cheap, reliable.
Description
Technical field
The utility model relates to electric motor car and manufactures field, especially a kind of electric motor car rectification voltage regulator.
Background technology
China is an electric motor car big country, electric motor car use amount is very general, and the rectifying and pressure-regulating product that many electric motor cars use relies on too high to electric vehicle accumulator, when storage battery breaks down or disconnect, rectification voltage regulator just cannot normally use, and causes output dc voltage seriously to reduce, and when electric generator for electric vehicle rotating speed is too high, when output AC voltage is too high, its output dc voltage also can be unstable, raises serious, even burn out electric vehicle appliance element.
Utility model content
The utility model overcomes deficiency of the prior art, and provide a kind of electric motor car rectification voltage regulator, its structure is simple, cheap, reliable.
Electric motor car rectification voltage regulator of the present utility model, comprises electric generator for electric vehicle, bridge rectifier, control drive circuit and storage battery and load; Electric generator for electric vehicle output AC power source signal is connected to AC1, AC2 end of bridge rectifier, deliver to after bridge rectifier rectification and control drive circuit filtering voltage regulation, then the 12V voltage signal of stable output on DC1 and DC2 end, delivers in electric vehicle accumulator and load and uses.
Described control drive circuit comprises two controllable silicon SCR 1 and SCR2, two resistance R1 and R2, two triode Q1 and Q2, and voltage stabilizing circuit, two controllable silicon SCR 1 and SCR2 are connected on input AC1 and AC2 of bridge rectifier respectively, the control that one end of two resistance R1 and R2 is connected on two controllable silicon SCR 1 and SCR2 respectively is extremely gone up, the other end is received on the collector electrode of triode Q1, together with the base stage of triode Q1 to be received with its emitter through resistance R3, and be connected to the positive output end of bridge rectifier, the base stage of triode Q1 is connected directly on the collector electrode of triode Q2, the base stage of triode Q2 is connected on the negative output terminal of bridge rectifier through resistance R5 and electric capacity C1 respectively, contact resistance R6 in the base stage of triode Q2, the anode of voltage stabilizing didoe D7 is connected after resistance R6, the negative electrode of voltage stabilizing didoe D7 receives the anode of voltage stabilizing didoe D4, and the negative electrode of voltage stabilizing didoe D4 receives the positive output end of bridge rectifier.
The positive-negative output end of described control drive circuit is also connected to an electric double layer capacitance C2.
Described electric generator for electric vehicle is a permanent magnet alternator.
Described bridge rectifier comprises 4 diodes D1, D2, D3 and D4, utilizes the unidirectional general character of diode that the alternating current that generator exports is converted to direct current.
The beneficial effects of the utility model are, successfully solve the operating voltage problem of electric motor car electric motor car when storage battery damages or do not have a storage battery, after adding electric double layer capacitance, output services voltage is 12-14V, meets the instructions for use of electric vehicle appliance part.
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 circuit theory diagrams of electric motor car rectification voltage regulator of the present utility model;
Wherein Reference numeral is: 1. electric generator for electric vehicle, 2. bridge rectifier, 3. controls drive circuit, 4. storage battery and load.
Embodiment
Below in conjunction with accompanying drawing of the present utility model, be clearly and completely described the technical solution of the utility model, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, electric motor car rectification voltage regulator disclosed in the utility model, comprises electric generator for electric vehicle 1, bridge rectifier 2, control drive circuit 3 and storage battery and load 4; Electric generator for electric vehicle 1 output AC power source signal is connected to AC1, AC2 end of bridge rectifier 2, deliver to after bridge rectifier 2 rectification and control drive circuit 3 filtering voltage regulation, then the 12V voltage signal of stable output on DC1 and DC2 end, delivers in electric vehicle accumulator and load 4 and uses.
Described electric generator for electric vehicle 1 is a permanent magnet alternator.
Described bridge rectifier 2 comprises 4 diodes D1, D2, D3 and D4, utilizes the unidirectional general character of diode that the alternating current that generator exports is converted to direct current.
Described control drive circuit 3 comprises two controllable silicon SCR 1 and SCR2, two resistance R1 and R2, two triode Q1 and Q2, and voltage stabilizing circuit, two controllable silicon SCR 1 and SCR2 are connected on input AC1 and AC2 of bridge rectifier 2 respectively, the control that one end of two resistance R1 and R2 is connected on two controllable silicon SCR 1 and SCR2 respectively is extremely gone up, the other end is received on the collector electrode of triode Q1, together with the base stage of triode Q1 to be received with its emitter through resistance R3, and be connected to the positive output end of bridge rectifier 2, the base stage of triode Q1 is connected directly on the collector electrode of triode Q2, the base stage of triode Q2 is connected on the negative output terminal of bridge rectifier 2 through resistance R5 and electric capacity C1 respectively, contact resistance R6 in the base stage of triode Q2, the anode of voltage stabilizing didoe D7 is connected after resistance R6, the negative electrode of voltage stabilizing didoe D7 receives the anode of voltage stabilizing didoe D4, and the negative electrode of voltage stabilizing didoe D4 receives the positive output end of bridge rectifier.
The positive-negative output end of described control drive circuit 3 is also connected to an electric double layer capacitance C2.
The principle of stabilized voltage of electric motor car rectification voltage regulator of the present utility model is: when electric generator for electric vehicle 1 output AC voltage is too high, the direct voltage that bridge rectifier 2 exports also can correspondingly raise, the voltage be loaded on electric double layer capacitance C2 also can raise, because the stabilized voltage characteristic of voltage stabilizing didoe, so the magnitude of voltage between voltage stabilizing didoe D4 and D7 is constant, therefore the voltage at resistance R5 two ends can raise, and makes triode Q2 conducting, also can make triode Q1 conducting after triode Q2 conducting.And make controllable silicon SCR 1 and SCR2 conducting, now be shorted from the ac voltage signal of bridge rectifier 2 two ends input, so the voltage at electric double layer capacitance C2 two ends will top out, corresponding, when the brownout at electric double layer capacitance C2 two ends, controllable silicon SCR 1 and SCR2 will close, and ac supply signal will normally through over commutation and voltage stabilizing; Circulation like this, reaches the object of voltage stabilizing.
The above; be only embodiment of the present utility model; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; change can be expected easily or replace, all should be encompassed within protection range of the present utility model.Therefore, protection range of the present utility model should described be as the criterion with the protection range of claim.
Claims (1)
1. an electric motor car rectification voltage regulator, is characterized in that: comprise electric generator for electric vehicle, bridge rectifier, driving circuits and storage battery and load, described electric generator for electric vehicle is a permanent magnet alternator, described bridge rectifier 2 comprises 4 diode D1, D2, D3 and D4, utilize the unidirectional general character of diode that the alternating current that generator exports is converted to direct current, described control drive circuit 3 comprises two controllable silicon SCR 1 and SCR2, two resistance R1 and R2, two triode Q1 and Q2, and voltage stabilizing circuit, two controllable silicon SCR 1 and SCR2 are connected on input AC1 and AC2 of bridge rectifier 2 respectively, the control that one end of two resistance R1 and R2 is connected on two controllable silicon SCR 1 and SCR2 respectively is extremely gone up, the other end is received on the collector electrode of triode Q1, together with the base stage of triode Q1 to be received with its emitter through resistance R3, and be connected to the positive output end of bridge rectifier 2, the base stage of triode Q1 is connected directly on the collector electrode of triode Q2, the base stage of triode Q2 is connected on the negative output terminal of bridge rectifier 2 through resistance R5 and electric capacity C1 respectively, contact resistance R6 in the base stage of triode Q2, the anode of voltage stabilizing didoe D7 is connected after resistance R6, the negative electrode of voltage stabilizing didoe D7 receives the anode of voltage stabilizing didoe D4, and the negative electrode of voltage stabilizing didoe D4 receives the positive output end of bridge rectifier, the positive-negative output end of described control drive circuit 3 is also connected to an electric double layer capacitance C2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420644606.4U CN204349822U (en) | 2014-11-03 | 2014-11-03 | Electric motor car rectification voltage regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420644606.4U CN204349822U (en) | 2014-11-03 | 2014-11-03 | Electric motor car rectification voltage regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204349822U true CN204349822U (en) | 2015-05-20 |
Family
ID=53233061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420644606.4U Expired - Fee Related CN204349822U (en) | 2014-11-03 | 2014-11-03 | Electric motor car rectification voltage regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204349822U (en) |
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2014
- 2014-11-03 CN CN201420644606.4U patent/CN204349822U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20151103 |
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| EXPY | Termination of patent right or utility model |