CN206490030U - A kind of SCM Based time relay - Google Patents
A kind of SCM Based time relay Download PDFInfo
- Publication number
- CN206490030U CN206490030U CN201720143267.5U CN201720143267U CN206490030U CN 206490030 U CN206490030 U CN 206490030U CN 201720143267 U CN201720143267 U CN 201720143267U CN 206490030 U CN206490030 U CN 206490030U
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- China
- Prior art keywords
- pin
- chip microcomputer
- electric capacity
- resistance
- relay
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Abstract
The utility model discloses a kind of SCM Based time relay, by single-chip microcomputer, first resistor to the 5th resistance, the first electric capacity to the 3rd electric capacity, switch, rectifier, voltage-stabiliser tube, triode and relay group into, ON switch moment, because the 9th pin of single-chip microcomputer connects high level, the pin of single-chip microcomputer the 8th is set to export high level, triode saturation conduction, relay adhesive, load electrical appliance circuit is in self-sustaining state.After delayed 5min, the output of the pin of single-chip microcomputer the 8th is changed into low level, relay release, the FZ power-off of load electrical appliance.Compared with prior art, the utility model carries out delays time to control by single-chip microcomputer, is touched and controlled using relay, its control accuracy is high, delay is accurate, the value with popularization and application.
Description
Technical field
The utility model is related to a kind of singlechip controller, more particularly to a kind of SCM Based time relay.
Background technology
The time relay refers to that after the actuating signal of (or removing) input is added, its output circuit need to be by defined accurate
The true time just produces a kind of relay of great-jump-forward change (or contact action).It is a kind of use in relatively low voltage or small electric
On the circuit of stream, for switching on or off the electrical equipment of high voltage, the circuit of larger current.Meanwhile, the time relay
It is the control apparatus that a kind of utilization electromagnetic principle or theory of mechanics realize delays time to control.Its species is a lot, have air damping type,
Power type and electron type etc..Its function respectively has quality, in line with excelsior spirit, it is necessary to constantly improve and innovation.
Utility model content
The purpose of this utility model is that provides a kind of SCM Based time relay to solve the above problems
Device.
The utility model is achieved through the following technical solutions above-mentioned purpose:
The utility model by single-chip microcomputer, first resistor to the 5th resistance, the first electric capacity to the 3rd electric capacity, switch, rectifier,
Voltage-stabiliser tube, triode and relay group into, single-chip microcomputer model CD4541, first resistor be 100 Ω, second resistance be 400 Ω,
3rd resistor is that 500 Ω, the 4th resistance are that 2k Ω, the 5th resistance are that 27k Ω, the first electric capacity are that 300uf, the second electric capacity are
Bridge rectifier, the voltage stabilizing cast for the diode composition that 470uf, the 3rd electric capacity are 100uf, rectifier is four model IN4001
Number it is that 2CW1, triode are PNP type triode, relay model JRX-13F type 12V DC relays;
One end of AC power is connected with the first input end of rectifier and the first end of load electrical appliance simultaneously, alternating current
The first end that second end in source is switched with the first end and relay normally open of switch simultaneously is connected, the second end of switch and the first electricity
Resistance first end connection, relay normally open switch the second end simultaneously with load electrical appliance the second end and the first electric capacity first
End connection, the second end of the first electric capacity is connected with the second end of first resistor and the end of input second of rectifier simultaneously, rectification
The cathode output end of device simultaneously with the 14th pin of the first end, the first end of second resistance, single-chip microcomputer of the second electric capacity and after
The first end connection of electrical equipment, the cathode output end of rectifier simultaneously with the second end of the second electric capacity, the positive pole of voltage-stabiliser tube, single-chip microcomputer
The 5th pin, the 6th pin, the tenth pin, the emitter stage connection of the 7th pin and triode, the negative pole of voltage-stabiliser tube simultaneously with
Second end of second resistance, the 12nd pin of single-chip microcomputer, the 13rd pin and the connection of the 9th pin, the first end of 3rd resistor
It is connected simultaneously with the first end of the 3rd electric capacity and the first end of the 4th resistance, the second end of 3rd resistor and the first of single-chip microcomputer are drawn
Pin is connected, and the second end of the 3rd electric capacity and the second pin of single-chip microcomputer are connected, the second end of the 4th resistance and the 3rd of single-chip microcomputer the
Pin is connected, and the 8th pin of single-chip microcomputer is connected with the first end of the 5th resistance, the second end of the 5th resistance and the base of triode
Pole is connected, and the colelctor electrode of triode and the second end of relay are connected.
The beneficial effects of the utility model are:
The utility model is a kind of SCM Based time relay, and compared with prior art, the utility model passes through
Single-chip microcomputer carries out delays time to control, is touched and controlled using relay, its control accuracy is high, delay is accurate, the valency with popularization and application
Value.
Brief description of the 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 the accompanying drawings:
As shown in Figure 1:The utility model is by single-chip microcomputer IC, first resistor R1 to the 5th resistance R5, the first electric capacity C1 to
Three electric capacity C3, switch S, rectifier DR, voltage-stabiliser tube DW, triode VT and relay K compositions, single-chip microcomputer IC models CD4541,
First resistor R1 is that 100 Ω, second resistance R2 are that 400 Ω, 3rd resistor R3 are that 500 Ω, the 4th resistance R4 are 2k Ω, the 5th electricity
It is that 27k Ω, the first electric capacity C1 are that 300uf, the second electric capacity C2 are that 470uf, the 3rd electric capacity C3 are that 100uf, rectifier DR are to hinder R5
Bridge rectifier, voltage-stabiliser tube DW models 2CW1, the triode VT of four model IN4001 diode composition are the pole of positive-negative-positive three
Pipe, relay K-type number are JRX-13F type 12V DC relays;
AC power AC one end is connected with rectifier DR first input end and load electrical appliance FZ first end simultaneously,
AC power AC the second end be connected with switching S first end and relay normally open switch K1 first end simultaneously, switchs the of S
Two ends are connected with first resistor R1 first end, and relay normally open switch K1 the second end is simultaneously with loading the second of electrical appliance FZ
End and the first electric capacity C1 first end are connected, the first electric capacity C1 the second end simultaneously with first resistor R1 the second end and rectifier
The DR end of input second connection, rectifier DR cathode output end first end simultaneously with the second electric capacity C2, second resistance R2
First end, the connection of single-chip microcomputer IC the 14th pin and relay K first end, rectifier DR cathode output end simultaneously with
Second electric capacity C2 the second end, voltage-stabiliser tube DW positive pole, single-chip microcomputer IC the 5th pin, the 6th pin, the tenth pin, the 7th draw
Pin and triode VT emitter stage connection, voltage-stabiliser tube DW negative pole the second end simultaneously with second resistance R2, the of single-chip microcomputer IC
12 pins, the 13rd pin and the connection of the 9th pin, the first end of 3rd resistor R3 first end simultaneously with the 3rd electric capacity C3
Connected with the 4th resistance R4 first end, 3rd resistor R3 the second end is connected with single-chip microcomputer IC the first pin, the 3rd electric capacity
C3 the second end is connected with single-chip microcomputer IC second pin, and the 4th resistance R4 the second end connects with single-chip microcomputer IC the 3rd pin
Connect, single-chip microcomputer IC the 8th pin is connected with the 5th resistance R5 first end, the 5th resistance R5 the second end is with triode VT's
Base stage is connected, and triode VT colelctor electrode is connected with relay K the second end.
Operation principle of the present utility model is as follows:
ON switch S moments, because single-chip microcomputer IC the 9th pin connects high level, make the output of the pins of single-chip microcomputer IC the 8th high
Level, triode VT saturation conductions, relay K adhesives, load electrical appliance FZ circuits are in self-sustaining state.Delayed 5min
Afterwards, the output of the pins of single-chip microcomputer IC the 8th is changed into low level, relay K releases, the FZ power-off of load electrical appliance.
General principle of the present utility model and principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the utility model spirit and scope are not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (1)
1. a kind of SCM Based time relay, it is characterised in that:By single-chip microcomputer, first resistor to the 5th resistance, first
Electric capacity is to the 3rd electric capacity, switch, rectifier, voltage-stabiliser tube, triode and relay group into single-chip microcomputer model CD4541, first
Resistance is that 100 Ω, second resistance are that 400 Ω, 3rd resistor are that 500 Ω, the 4th resistance are that 2k Ω, the 5th resistance are 27k Ω,
One electric capacity is that 300uf, the second electric capacity are 470uf, the diode that the 3rd electric capacity is 100uf, rectifier is four model IN4001
Bridge rectifier, voltage-stabiliser tube model 2CW1, the triode of composition are PNP type triode, relay model JRX-13F types
12V DC relays;
One end of AC power is connected with the first input end of rectifier and the first end of load electrical appliance simultaneously, AC power
The first end that second end is switched with the first end and relay normally open of switch simultaneously is connected, the second end of switch and first resistor
First end is connected, and the second end of relay normally open switch connects with loading the second end of electrical appliance and the first end of the first electric capacity simultaneously
Connect, the second end of the first electric capacity is connected with the second end of first resistor and the end of input second of rectifier simultaneously, rectifier
The 14th pin and relay of cathode output end simultaneously with the first end, the first end of second resistance, single-chip microcomputer of the second electric capacity
First end connection, the cathode output end of rectifier simultaneously with the second end of the second electric capacity, the positive pole of voltage-stabiliser tube, single-chip microcomputer the
Five pins, the 6th pin, the tenth pin, the emitter stage connection of the 7th pin and triode, the negative pole of voltage-stabiliser tube is simultaneously with second
Second end of resistance, the 12nd pin of single-chip microcomputer, the 13rd pin and the connection of the 9th pin, the first end of 3rd resistor is simultaneously
It is connected with the first end of the 3rd electric capacity and the first end of the 4th resistance, the second end of 3rd resistor and the first pin of single-chip microcomputer connect
Connect, the second end of the 3rd electric capacity and the second pin of single-chip microcomputer are connected, the second end of the 4th resistance and the 3rd pin of single-chip microcomputer
Connection, the 8th pin of single-chip microcomputer is connected with the first end of the 5th resistance, and the second end of the 5th resistance and the base stage of triode connect
Connect, the colelctor electrode of triode and the second end of relay are connected.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720143267.5U CN206490030U (en) | 2017-02-17 | 2017-02-17 | A kind of SCM Based time relay |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720143267.5U CN206490030U (en) | 2017-02-17 | 2017-02-17 | A kind of SCM Based time relay |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206490030U true CN206490030U (en) | 2017-09-12 |
Family
ID=59765052
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720143267.5U Expired - Fee Related CN206490030U (en) | 2017-02-17 | 2017-02-17 | A kind of SCM Based time relay |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206490030U (en) |
-
2017
- 2017-02-17 CN CN201720143267.5U patent/CN206490030U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170912 Termination date: 20180217 |
|
CF01 | Termination of patent right due to non-payment of annual fee |