CN203233385U - Alternating-current load switch with bidirectional silicon controlled rectifier - Google Patents
Alternating-current load switch with bidirectional silicon controlled rectifier Download PDFInfo
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- CN203233385U CN203233385U CN 201320194406 CN201320194406U CN203233385U CN 203233385 U CN203233385 U CN 203233385U CN 201320194406 CN201320194406 CN 201320194406 CN 201320194406 U CN201320194406 U CN 201320194406U CN 203233385 U CN203233385 U CN 203233385U
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- resistance
- diode
- triode
- electric capacity
- silicon controlled
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Abstract
The utility model discloses an alternating-current load switch with a bidirectional silicon controlled rectifier. The alternating-current load switch comprises the bidirectional silicon controlled rectifier, a controller, a second triode arranged in the controller, a first triode, first to ninth resistors, first to fourth capacitors, a first diode, a second diode, a third diode, a silicon controlled rectifier and a voltage regulator tube. The alternating-current load switch with the bidirectional silicon controlled rectifier uses fewer elements and has a simple circuit structure so that cost is low; and by using the bidirectional silicon controlled rectifier as a switch, the alternating-current load switch with the bidirectional silicon controlled rectifier is easily controlled, widely used and worthy of popularization.
Description
Technical field
The utility model relates to a kind of AC load switch, relates in particular to a kind of AC load switch that adopts bidirectional triode thyristor to constitute.
Background technology
AC load construction of switch complexity of the prior art adopt element more, so cost is higher, and wayward, uses not extensive.
The utility model content
The purpose of this utility model provides a kind of AC load switch that adopts bidirectional triode thyristor to constitute with regard to being in order to address the above problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
The utility model comprises bidirectional triode thyristor, controller, be installed on second triode in the described controller, first triode, first resistance to the, nine resistance, first electric capacity to the, four electric capacity, first diode, second diode, the 3rd diode, controllable silicon and voltage-stabiliser tube, first end while of described first resistance and the zero line of AC power, first end of described bidirectional triode thyristor, first end of described the 3rd resistance, the emitter of described first triode, first end of described the 3rd electric capacity, first end of described the 9th resistance, the emitter of second triode in the described controller, first end of described the 4th electric capacity and the positive pole of described voltage-stabiliser tube are connected, the live wire of described AC power is connected with first end of load and the positive pole of described first diode simultaneously, second end of described load is connected with second end of described bidirectional triode thyristor and first end of described first electric capacity simultaneously, second end of described first electric capacity is connected with second end of described first resistance, the control end of described bidirectional triode thyristor is connected with the positive pole of described the 3rd diode, the negative pole of described the 3rd diode is connected with second end of described the 3rd resistance and first end of described second electric capacity simultaneously, second end of described second electric capacity is connected with first end of described the 4th resistance and the collector electrode of described first triode simultaneously, second end while of described the 4th resistance and first end of described second resistance, the positive pole of described second diode, first end of described the 8th resistance, second end of described the 4th electric capacity and the negative pole of described voltage-stabiliser tube are connected, second end of described second resistance is connected with the negative pole of described first diode, the base stage of described first triode is connected with first end of described the 7th resistance, second end of described the 7th resistance is connected with second end of described silicon controlled negative pole and described the 9th resistance simultaneously, described silicon controlled is anodal to be connected with second end of described the 3rd electric capacity and first end of described the 6th resistance simultaneously, second end of described the 6th resistance is connected with the negative pole of described second diode, described silicon controlled control end is connected with second end of described the 8th resistance and first end of described the 5th resistance simultaneously, the collector electrode of second triode in second end of described the 5th resistance and the described controller is connected, and the base stage of described second triode is the control end of described controller.
The beneficial effects of the utility model are:
The utility model adopts element few, and circuit structure is simple, and is therefore with low cost, adopts bidirectional triode thyristor to make switch, is easy to control, is widely used, and is beneficial to popularization.
Description of drawings
Fig. 1 is circuit structure schematic diagram of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
As shown in Figure 1: the utility model comprises bidirectional triode thyristor SCR, controller IC, be installed on the second triode VT2 in the described controller IC, the first triode VT1, first resistance R, 1 to the 9th resistance R 9, first capacitor C, 1 to the 4th capacitor C 4, the first diode D1, the second diode D2, the 3rd diode D3, controllable silicon DR and voltage-stabiliser tube VD, first end while of first resistance R 1 and the zero line of AC power, first end of bidirectional triode thyristor SCR, first end of the 3rd resistance R 3, the emitter of the first triode VT1, first end of the 3rd capacitor C 3, first end of the 9th resistance R 9, the emitter of the second triode VT2 in the controller IC, first end of the 4th capacitor C 4 is connected with the positive pole of voltage-stabiliser tube VD, the live wire of AC power is connected with first end of load FZ and the positive pole of the first diode D1 simultaneously, second end of load FZ is connected with second end of bidirectional triode thyristor SCR and first end of first capacitor C 1 simultaneously, second end of first capacitor C 1 is connected with second end of first resistance R 1, the control end of bidirectional triode thyristor SCR is connected with the positive pole of the 3rd diode D3, the negative pole of the 3rd diode D3 is connected with second end of the 3rd resistance R 3 and first end of second capacitor C 2 simultaneously, second end of second capacitor C 2 is connected with first end of the 4th resistance R 4 and the collector electrode of the first triode VT1 simultaneously, second end while of the 4th resistance R 4 and first end of second resistance R 2, the positive pole of the second diode D2, first end of the 8th resistance R 8, second end of the 4th capacitor C 4 is connected with the negative pole of voltage-stabiliser tube VD, second end of second resistance R 2 is connected with the negative pole of the first diode D1, the base stage of the first triode VT1 is connected with first end of the 7th resistance R 7, second end of the 7th resistance R 7 is connected with the negative pole of controllable silicon DR and second end of the 9th resistance R 9 simultaneously, the anodal of controllable silicon DR is connected with second end of the 3rd capacitor C 3 and first end of described the 6th resistance R 6 simultaneously, second end of the 6th resistance R 6 is connected with the negative pole of the second diode D2, the control end of controllable silicon DR is connected with second end of the 8th resistance R 8 and first end of the 5th resistance R 5 simultaneously, the collector electrode of the second triode VT2 in second end of the 5th resistance R 5 and the controller IC is connected, and the base stage of the second triode VT2 is the control end of controller IC.
Claims (1)
1. AC load switch that adopts bidirectional triode thyristor to constitute, it is characterized in that: comprise bidirectional triode thyristor, controller, be installed on second triode in the described controller, first triode, first resistance to the, nine resistance, first electric capacity to the, four electric capacity, first diode, second diode, the 3rd diode, controllable silicon and voltage-stabiliser tube, first end while of described first resistance and the zero line of AC power, first end of described bidirectional triode thyristor, first end of described the 3rd resistance, the emitter of described first triode, first end of described the 3rd electric capacity, first end of described the 9th resistance, the emitter of second triode in the described controller, first end of described the 4th electric capacity and the positive pole of described voltage-stabiliser tube are connected, the live wire of described AC power is connected with first end of load and the positive pole of described first diode simultaneously, second end of described load is connected with second end of described bidirectional triode thyristor and first end of described first electric capacity simultaneously, second end of described first electric capacity is connected with second end of described first resistance, the control end of described bidirectional triode thyristor is connected with the positive pole of described the 3rd diode, the negative pole of described the 3rd diode is connected with second end of described the 3rd resistance and first end of described second electric capacity simultaneously, second end of described second electric capacity is connected with first end of described the 4th resistance and the collector electrode of described first triode simultaneously, second end while of described the 4th resistance and first end of described second resistance, the positive pole of described second diode, first end of described the 8th resistance, second end of described the 4th electric capacity and the negative pole of described voltage-stabiliser tube are connected, second end of described second resistance is connected with the negative pole of described first diode, the base stage of described first triode is connected with first end of described the 7th resistance, second end of described the 7th resistance is connected with second end of described silicon controlled negative pole and described the 9th resistance simultaneously, described silicon controlled is anodal to be connected with second end of described the 3rd electric capacity and first end of described the 6th resistance simultaneously, second end of described the 6th resistance is connected with the negative pole of described second diode, described silicon controlled control end is connected with second end of described the 8th resistance and first end of described the 5th resistance simultaneously, the collector electrode of second triode in second end of described the 5th resistance and the described controller is connected, and the base stage of described second triode is the control end of described controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320194406 CN203233385U (en) | 2013-04-17 | 2013-04-17 | Alternating-current load switch with bidirectional silicon controlled rectifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320194406 CN203233385U (en) | 2013-04-17 | 2013-04-17 | Alternating-current load switch with bidirectional silicon controlled rectifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203233385U true CN203233385U (en) | 2013-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320194406 Expired - Fee Related CN203233385U (en) | 2013-04-17 | 2013-04-17 | Alternating-current load switch with bidirectional silicon controlled rectifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203233385U (en) |
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2013
- 2013-04-17 CN CN 201320194406 patent/CN203233385U/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 | ||
| ASS | Succession or assignment of patent right |
Owner name: XIAMEN NEWTOP INDUSTRY + COMMERCE CO., LTD. Free format text: FORMER OWNER: CHENGDU ZHANGWO MOBILE INFORMATION TECHNOLOGY CO., LTD. Effective date: 20140708 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 610000 CHENGDU, SICHUAN PROVINCE TO: 361000 XIAMEN, FUJIAN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140708 Address after: Siming District Feng Yu Road Xiamen City, Fujian province 361000 No. 56 unit 402 Patentee after: Xiamen Xinfeng Industry & Trade Co., Ltd. Address before: 610000, No. 399, west section of Chang Xiong Road, Chengdu hi tech Zone, Sichuan Patentee before: Chengdu Zhangwo Mobile Information Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131009 Termination date: 20190417 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |