CN2520598Y - DC negative ion generator - Google Patents
DC negative ion generator Download PDFInfo
- Publication number
- CN2520598Y CN2520598Y CN 02218312 CN02218312U CN2520598Y CN 2520598 Y CN2520598 Y CN 2520598Y CN 02218312 CN02218312 CN 02218312 CN 02218312 U CN02218312 U CN 02218312U CN 2520598 Y CN2520598 Y CN 2520598Y
- Authority
- CN
- China
- Prior art keywords
- transformer
- primary coil
- resistance
- control circuit
- diode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to a direct current anion generator. Two ends of the primary coil of a transformer T in a control circuit is connected with a capacity C 3 , and the anode of power is connected with the central tap of the primary coil of the transformer T through a filter inductance L and a diode D 1 which are connected in series in turn. The control circuit is provided with a switch pipe Q whose base electrode is connected with one end of the primary coil of the transformer though a resistance R 2 and a capacity C 2 which are connected in series, and the collector is connected with the other end of the primary coil of the transformer, and the emission electrode connected with the negative electrode which is connected with the ground through the resistance which is in series connection. The base electrode of the switch pipe Q is connected between the filter inductance L and the diode D 1 through a resistance R 1. A capacity C 1 is connected between the central stub and the power negative electrode of the transformer primary coil. The control circuit of the utility model has reasonable and simple structure, low cost, and small electromagnetic interference.
Description
Technical field
The utility model relates to a kind of direct current anion generator of family expenses.
Background technology
Present family expenses or with the matching used anion generators of household electrical appliance such as air conditioner, mainly generate high voltage by control circuit, ionization surrounding air produces anion, and the control circuit of existing product mainly is to produce oscillating current by oscillating circuit, boost and obtain a high voltage by step-up transformer, through voltage multiplying rectifier or directly produce a negative high voltage behind the rectifying and wave-filtering.The control circuit of this class formation can produce stronger electromagnetism Interference, be difficult to reach the requirement of electric equipment products EMC standard, and to adopt conventional method to overcome this kind defective, can make circuit structure complicated again, cost is higher, increase simultaneously the volume of product greatly, can't be applicable to family or with the supporting use of household electrical appliance such as air conditioner.
Summary of the invention
Technical problem to be solved in the utility model is, provides a kind of control circuit simple in structure, do not increase small product size, can eliminate the direct current anion generator of electromagnetism Interference simultaneously preferably.
A transformer T is arranged in the control circuit of the utility model direct current anion generator, and the secondary coil of transformer T outputs to high-voltage output end through a voltage doubling rectifing circuit, and the primary coil two ends of transformer T are connected with a capacitor C
3, filter inductance L and the diode D of the positive pole of power supply through being connected in series successively
1Be connected on the centre cap of transformer T primary coil; Also has a switching tube Q in the control circuit, the resistance R of the base stage of switching tube Q through being connected in series successively
2And capacitor C
2Be connected on transformer one end, its collector electrode is connected on the other end of primary level coil, and its emitter connects the negative pole of power supply, and power cathode is through the grounding through resistance of serial connection, and the base stage of switching tube Q is also through a resistance R
1Be connected on above-mentioned filter inductance L and diode D
1Between; Between the centre cap of transformer and power cathode, also be connected with a capacitor C
1
Control circuit of the present utility model is compared with the control circuit of existing product, when not increasing cost, makes circuit structure more reasonable, has reduced the frequency of oscillation of circuit, makes the interference level peak value of high order harmonic component obtain effective attenuation.Owing to be connected to filter inductance,, just suppressed the conducted interference of high order harmonic component effectively simultaneously because it is high impedance to high frequency at the power supply positive input terminal.
Description of drawings
Fig. 1 is control circuit figure of the present utility model.
Embodiment
As shown in the figure, a transformer T is arranged in the control circuit of direct current anion generator of the present utility model, the secondary coil of transformer T outputs to high-voltage output end A through a voltage doubling rectifing circuit 1, and the primary coil two ends of transformer T are connected with a capacitor C
3, filter inductance L and the diode D of the positive pole of power supply through being connected in series successively
1Be connected on the centre cap of transformer T primary coil, also have a switching tube Q in the control circuit, the resistance R of the base stage of switching tube Q through being connected in series successively
2And capacitor C
2Be connected on transformer one end, its collector electrode is connected on the other end of primary level coil, and its emitter connects the negative pole of power supply, and power cathode is through the resistance R of serial connection
3And R
4Ground connection, the base stage of switching tube Q are also through a resistance R
1Be connected on filter inductance L and diode D
1Between; Between the centre cap of transformer and power cathode, be connected with a capacitor C
1
Claims (1)
1, a kind of direct current anion generator has a transformer T in its control circuit, the secondary coil of transformer T outputs to high-voltage output end A through a voltage doubling rectifing circuit (1), it is characterized in that: the primary coil two ends of transformer T are connected with a capacitor C
3, filter inductance L and the diode D of the positive pole of power supply through being connected in series successively
1Be connected on the centre cap of transformer T primary coil; Also has a switching tube Q in the control circuit, the resistance R of the base stage of switching tube Q through being connected in series successively
2And capacitor C
2Be connected on transformer one end, its collector electrode is connected on the other end of primary level coil, and its emitter connects the negative pole of power supply, and power cathode is through the grounding through resistance of serial connection, and the base stage of switching tube Q is also through a resistance R
1Be connected on above-mentioned filter inductance L and diode D
1Between; Between the centre cap of transformer and power cathode, also be connected with a capacitor C
1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02218312 CN2520598Y (en) | 2002-01-14 | 2002-01-14 | DC negative ion generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02218312 CN2520598Y (en) | 2002-01-14 | 2002-01-14 | DC negative ion generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2520598Y true CN2520598Y (en) | 2002-11-13 |
Family
ID=33696981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02218312 Expired - Lifetime CN2520598Y (en) | 2002-01-14 | 2002-01-14 | DC negative ion generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2520598Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110048309A (en) * | 2019-06-05 | 2019-07-23 | 新立科技股份有限公司 | A kind of negative ion generating circuit |
-
2002
- 2002-01-14 CN CN 02218312 patent/CN2520598Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110048309A (en) * | 2019-06-05 | 2019-07-23 | 新立科技股份有限公司 | A kind of negative ion generating circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHENJIANG HANBANG TECHNOLOGY CO. Free format text: FORMER NAME OR ADDRESS: HANBANG ELECTRONIC CO., LTD., ZHENJIANG CITY |
|
| CP01 | Change in the name or title of a patent holder |
Patentee after: Zhenjiang Hanbang Technology Co., Ltd. Patentee before: Hanbang Electronic Co., Ltd., Zhenjiang City |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20120114 Granted publication date: 20021113 |