CN203261286U - Control device for AC motor singlechip - Google Patents
Control device for AC motor singlechip Download PDFInfo
- Publication number
- CN203261286U CN203261286U CN 201320019774 CN201320019774U CN203261286U CN 203261286 U CN203261286 U CN 203261286U CN 201320019774 CN201320019774 CN 201320019774 CN 201320019774 U CN201320019774 U CN 201320019774U CN 203261286 U CN203261286 U CN 203261286U
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- CN
- China
- Prior art keywords
- control device
- alternating current
- current machine
- processor control
- monolithic processor
- 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 - Fee Related
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- Control Of Ac Motors In General (AREA)
Abstract
The utility model belongs to a device controlling high-voltage large-current by low current, and specifically relates to a motor control device. Provided is a control device for an AC motor singlechip, characterized by comprising a singlechip, a relay, and a power amplifier connected in sequence. Compared with the prior art, the utility model provides a circuit using the singlechip to control an AC motor. The device uses few components, and is simple in structure and easy to realize.
Description
Technical field
The utility model belongs to low pressure Small current control high-voltage great-current device, specifically, relates to motor control assembly.
Background technology
The circuit that original control alternating current machine stops to be comprised of numerous electric elements, the defective that exist that volume is large, complex structure, fault is difficult for getting rid of, cost is high.
Development along with integrated circuit, chip cost descends, be widely used in every field, such as the electromagnetic oven in the life, microwave oven, refrigerator, washing machines etc. all are known as microcomputerized control, on the industrial production line, the time, the control of the physical quantitys such as distance and adjustment also all rely on single-chip microcomputer to carry out data acquisition and control.
Summary of the invention
The purpose of this utility model provides a circuit that stops with the operation of Single-chip Controlling motor.
A kind of alternating current machine monolithic processor control device is characterized in that, by a single-chip microcomputer, and a relay, power amplifier composition that is linked in sequence.
Compared with prior art, the utility model provides the circuit of a Single-chip Controlling alternating current machine, and it uses original paper few, simple in structure, realizes easily.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is UA part partial enlarged drawing among Fig. 1.
Fig. 3 removes UA part, the partial enlarged drawing of remainder among Fig. 1.
Embodiment:
Referring to Fig. 1, Fig. 2, Fig. 3: a kind of alternating current machine monolithic processor control device, by a single-chip microcomputer, a power amplifier, a relay is linked in sequence to form and links to each other with alternating current machine M.
Described single-chip microcomputer model is lpc1752.I/o pin driving force is 40mA to the maximum, so be enough to drive triode 8550, again by triode 8550 power amplification rear drive solid-state relays, just can control the operation of motor and stops as long as programming changes the high-low level that is connected pin with 8550.Motor stops when the single-chip microcomputer pin is in high level, motor operation when being in low level.
Described single-chip microcomputer P1.9 pin respectively with pull-up resistor R1, protective resistance R2 links to each other, another termination power 3.3V of pull-up resistor R1.
Described power amplifier is triode 8550; The base stage of another termination triode 8550 of protective resistance R2; the collector electrode of triode 8550 links to each other with power supply 3.3v; the positive input terminal of the emitter of triode 8550 and solid-state relay S (indicating "+") links to each other, the negative input end of solid-state relay S (indicating "-") ground connection.
Described relay is solid-state relay S, its output one termination L(live wire), a termination motor M, another termination of motor M N(zero line).
Described solid-state relay control end is 3v, 35mA, and output is for exchanging 220v, 15A.
Described motor M is rated voltage 220vAC; Rated power 180w, rated current 2.45A.
Claims (8)
1. an alternating current machine monolithic processor control device is characterized in that, by a single-chip microcomputer, and a relay, power amplifier composition that is linked in sequence.
2. alternating current machine monolithic processor control device according to claim 1 is characterized in that, described single-chip microcomputer model is lpc1752.
3. alternating current machine monolithic processor control device according to claim 2 is characterized in that, described single-chip microcomputer respectively with pull-up resistor, protective resistance links to each other, another termination power 3.3V of pull-up resistor.
4. alternating current machine monolithic processor control device according to claim 1, it is characterized in that, described power amplifier is triode 8550, and the collector electrode of described triode 8550 links to each other with power supply 3.3v, and the emitter of triode 8550 links to each other with the positive input terminal of solid-state relay.
5. alternating current machine monolithic processor control device according to claim 3 is characterized in that, the base stage of another termination triode 8550 of protective resistance.
6. alternating current machine monolithic processor control device according to claim 1 is characterized in that, described relay is solid-state relay, its output one termination live wire, a termination motor, another terminal connecting zero line of motor; The negative input end ground connection of solid-state relay.
7. alternating current machine monolithic processor control device according to claim 6 is characterized in that, described motor is 35mA, 220v; 180w, 2.45A.
8. alternating current machine monolithic processor control device according to claim 6 is characterized in that, described solid-state relay control end is 3v, 35mA, and output is for exchanging 220v, 15A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320019774 CN203261286U (en) | 2013-01-15 | 2013-01-15 | Control device for AC motor singlechip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320019774 CN203261286U (en) | 2013-01-15 | 2013-01-15 | Control device for AC motor singlechip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203261286U true CN203261286U (en) | 2013-10-30 |
Family
ID=49473822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320019774 Expired - Fee Related CN203261286U (en) | 2013-01-15 | 2013-01-15 | Control device for AC motor singlechip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203261286U (en) |
-
2013
- 2013-01-15 CN CN 201320019774 patent/CN203261286U/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: 20131030 Termination date: 20150115 |
|
| EXPY | Termination of patent right or utility model |