CN201033832Y - Electric seamer electricity-saving protector - Google Patents
Electric seamer electricity-saving protector Download PDFInfo
- Publication number
- CN201033832Y CN201033832Y CNU2007201400346U CN200720140034U CN201033832Y CN 201033832 Y CN201033832 Y CN 201033832Y CN U2007201400346 U CNU2007201400346 U CN U2007201400346U CN 200720140034 U CN200720140034 U CN 200720140034U CN 201033832 Y CN201033832 Y CN 201033832Y
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- CN
- China
- Prior art keywords
- resistance
- model
- triode
- bridge rectifier
- power supply
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- Expired - Fee Related
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Abstract
The utility model relates to a power-saving protector for electronic sewing machines, belonging to the electronic field of civilian industry. The utility model can not only reduce power supply while the electronic sewing machine operates, but also cut off power supply when the power supply voltage is abnormal. The utility model is characterized in that a fuse, a bridge pattern rectifier circuit, a coil of a transformer and a motor are connected in series, then one end is connected with the live wire of 220V power supply, while the other end is connected with the zero line of 220V power supply; a dual-way thyristor is connected with the DC output end of the bridge pattern rectifier circuit; a varistor is connected between the live wire and the zero line of 220V power supply. With the adoption of the technical proposal, the utility model has the advantages of good power saving result, safety and reliability.
Description
Affiliated technical field
The utility model relates to a kind of electric sewer electricity-saving protection device, belongs to the civilian industry electronic applications.
Background technology
At present, the workman of clothing factory, the power supply of opening electric sewer once going to work is started working at ordinary times, just turn off the power supply of electric sewer up to coming off duty, in fact in process of production, it is that at this moment motor is in idling conditions at arrangement cloth to be sewed that the workman has a big chunk time, has consumed a large amount of electric energy.
Summary of the invention
The purpose of this utility model provides a kind of electric sewer electricity-saving protection device, when it can not only make electric sewer idle running, reduces its power supply, and when supply voltage is unusual, can cut off the electricity supply automatically.
The purpose of this utility model is connected on the fuse two ends after being achieved in that light emitting diode and resistance series connection, it is characterized in that: fuse. bridge rectifier. instrument transformer one coil. motor series connection back one another termination of termination 220V power firestreak 220V zero-power line, bidirectional triode thyristor is connected on the bridge rectifier dc output end, the bidirectional triode thyristor grid is by the source electrode of diode order junction transistors, connect Zener diode between single-crystal mass tube anode and the source electrode, and source electrode passes through diode. connect dc power cathode after the resistance series connection, anode connects the positive pole of dc source by resistance, and connect the emitter stage of triode by resistance, the control utmost point of unijunction transistor connects the colelctor electrode of triode by resistance, and connect the negative pole of dc source by electric capacity, another coils from parallel connection of coils of the output of another bridge rectifier and resistance and instrument transformer, and an end of input connects the base stage of triode by resistance, the other end connects the emitter stage of triode by resistance, this bridge rectifier input two ends shunt capacitance connects piezo-resistance between 220V power firestreak and the zero line.Bidirectional triode thyristor model BT12, the model BT33F of unijunction transistor, triode model A1015 with the circuit elements device according to the circuit theory diagrams welding in the circuit board, and places the suitable plastic shell, and 220V power firestreak and zero line is extracted.
Because adopt technique scheme, the advantage and the good effect that are had are: power savings is obvious, and is safe and reliable.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is circuit theory diagrams of the present utility model.
Fig. 2 is the shell schematic diagram of the utility model embodiment.
A.220V power firestreak zero-power line RV. piezo-resistance R B.220V among the figure
1. resistance R
2. resistance R
3. resistance R
4. resistance R
5. resistance R
6. resistance R
7. resistance R
8. resistance C
1. capacitor C
2. electric capacity G
1. light emitting diode G
2. bidirectional triode thyristor G
3. Zener diode G
4. diode G
5. unijunction transistor G
6. triode W
1. bridge rectifier W
2. bridge rectifier M. motor L. instrument transformer E. fuse Y. plastic casing
The specific embodiment
In Fig. 1, light emitting diode (G
1) and resistance (R
1) be connected on fuse (E) two ends after the series connection, it is characterized in that: fuse (E). bridge rectifier (W
1). instrument transformer (L) coil. motor (M) series connection back one termination 220V power firestreak (A), another termination 220V zero-power line (B), bidirectional triode thyristor (G
2) be connected on bridge rectifier (W
1) dc output end, bidirectional triode thyristor (G
2) grid is by diode (G
4) order junction transistors (G
5) source electrode, unijunction transistor (G
5) meet Zener diode (G between anode and the source electrode
3), and source electrode is by diode (G
4). resistance (R
5) connecing dc power cathode after the series connection, anode is by resistance (R
4) connect the positive pole of dc source, and pass through resistance (R
6) meet triode (G
6) emitter stage, unijunction transistor (G
5) the control utmost point by resistance (R
6) meet triode (G
6) colelctor electrode, and by electric capacity (C
1) connect the negative pole of dc source, another bridge rectifier (W
2) output and resistance (R
9) and another coils from parallel connection of coils of instrument transformer (L), and an end of input is by resistance (R
7) meet triode (G
6) base stage, the other end is by resistance (R
8) meet triode (G
6) emitter stage, this bridge rectifier (W
2) input two ends shunt capacitance (C
2), connect piezo-resistance (RV) between 220V power firestreak (A) and the zero line (B).
In Fig. 2, with the circuit elements device among Fig. 1 in the circuit board, and place suitable plastic shell (Y), and 220V power firestreak (A) and zero line (B) are extracted according to the circuit theory diagrams welding.
Claims (3)
1. electric sewer electricity-saving protection device; be connected on the fuse two ends after light emitting diode and the resistance series connection; it is characterized in that: fuse. bridge rectifier. instrument transformer one coil. motor series connection back one termination 220V power firestreak; another termination 220V zero-power line; bidirectional triode thyristor is connected on the bridge rectifier dc output end; the bidirectional triode thyristor grid is by the source electrode of diode order junction transistors; connect Zener diode between single-crystal mass tube anode and the source electrode; and source electrode passes through diode. connect dc power cathode after the resistance series connection; anode connects the positive pole of dc source by resistance; and connect the emitter stage of triode by resistance; the control utmost point of unijunction transistor connects the colelctor electrode of triode by resistance; and connect the negative pole of dc source by electric capacity; another coils from parallel connection of coils of the output of another bridge rectifier and resistance and instrument transformer; and an end of input connects the base stage of triode by resistance; the other end connects the emitter stage of triode by resistance; this bridge rectifier input two ends shunt capacitance connects piezo-resistance between 220V power firestreak and the zero line.
2. a kind of electric sewer electricity-saving protection device according to claim 1 is characterized in that: bidirectional triode thyristor model BT12.
3. a kind of electric sewer electricity-saving protection device according to claim 1 is characterized in that: the model BT33F of unijunction transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201400346U CN201033832Y (en) | 2007-03-05 | 2007-03-05 | Electric seamer electricity-saving protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201400346U CN201033832Y (en) | 2007-03-05 | 2007-03-05 | Electric seamer electricity-saving protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201033832Y true CN201033832Y (en) | 2008-03-12 |
Family
ID=39194724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201400346U Expired - Fee Related CN201033832Y (en) | 2007-03-05 | 2007-03-05 | Electric seamer electricity-saving protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201033832Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105734854A (en) * | 2016-05-18 | 2016-07-06 | 天津市中马骏腾精密机械制造有限公司 | Overvoltage and overcurrent protection system of sewing equipment |
| CN107313163A (en) * | 2017-08-04 | 2017-11-03 | 江苏科瑞德智控自动化科技有限公司 | A kind of embedded braking vane of High Speed Rapier Loom |
| CN111509671A (en) * | 2020-05-30 | 2020-08-07 | 尹永云 | Motor voltage fault protection circuit |
-
2007
- 2007-03-05 CN CNU2007201400346U patent/CN201033832Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105734854A (en) * | 2016-05-18 | 2016-07-06 | 天津市中马骏腾精密机械制造有限公司 | Overvoltage and overcurrent protection system of sewing equipment |
| CN107313163A (en) * | 2017-08-04 | 2017-11-03 | 江苏科瑞德智控自动化科技有限公司 | A kind of embedded braking vane of High Speed Rapier Loom |
| CN107313163B (en) * | 2017-08-04 | 2018-05-11 | 江苏科瑞德智控自动化科技有限公司 | A kind of embedded braking vane of High Speed Rapier Loom |
| CN111509671A (en) * | 2020-05-30 | 2020-08-07 | 尹永云 | Motor voltage fault protection circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080312 |