CN203205350U - Time-delay control relay based on integrated circuit - Google Patents
Time-delay control relay based on integrated circuit Download PDFInfo
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- CN203205350U CN203205350U CN 201320176492 CN201320176492U CN203205350U CN 203205350 U CN203205350 U CN 203205350U CN 201320176492 CN201320176492 CN 201320176492 CN 201320176492 U CN201320176492 U CN 201320176492U CN 203205350 U CN203205350 U CN 203205350U
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Abstract
The utility model discloses a time-delay control relay based on an integrated circuit. The time-delay control relay comprises a power supply circuit and a time-delay control circuit. The time-delay control circuit comprises a second integrated circuit, a first resistor, a second resistor, a second diode, a third diode, a fifth capacitor, a sixth capacitor, a seventh capacitor, an eighth capacitor, an electronic switch and a thermistor. A first end of the first resistor is connected with an anode of the second diode, a first end of the second resistor and a first end of the fifth capacitor. The first end of the first resistor is connected with a cathode of the second diode, a reset end of the second integrated circuit and a power supply end of the second integrated circuit. The time-delay control of a relay can be achieved by an integrated circuit. The time-delay control relay is advantaged by high precision of time-delay and long time-delay. The time-delay control relay can satisfy the requirement of control occasions which need long time-delay in case of power failure.
Description
Technical field
The utility model relates to a kind of relay, relates in particular to a kind of time-delay relay based on integrated circuit.
Background technology
The particularity of power cut off delay type relay adhesive contact conversion in the power cut off delay process because of its operating state (not needing external working power in the time-delay process) and control contact satisfies its control requirement.The most of separator that adopts of existing power cut off delay type relay is realized time-delay control, the shortcoming that adopts separator is that delay parameter is difficult for setting, the shortcomings such as the common employing potentiometer that needs is adjusted, and the discreteness of adding separator makes delay time error larger, and the adjustment accuracy is poor.
The utility model content
The purpose of this utility model provides the time-delay relay based on integrated circuit that a kind of delay precision is high, delay time is long and delay precision is high with regard to being in order to address the above problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
A kind of time-delay relay based on integrated circuit, comprise power circuit and delay control circuit, described delay control circuit comprises the second integrated circuit, the first resistance, the second resistance, the second diode, the 3rd diode, the 5th electric capacity, the 6th electric capacity, the 7th electric capacity and the 8th electric capacity, electronic switch and thermistor, the first end of described the first resistance respectively with the positive pole of described the second diode, the first end of the second resistance be connected the first end of the 5th electric capacity and connect, the first end of described the first resistance respectively with the negative pole of described the second diode, the reset terminal of the second integrated circuit be connected the power end of the second integrated circuit and connect, the second end of described the second resistance is connected with the trigger end of described the second integrated circuit, the control end of described the second integrated circuit is connected with the first end of described the 6th electric capacity, the second end of described the 6th electric capacity and the second end of described the 5th electric capacity, the earth terminal of the second integrated circuit, the first end of the 7th electric capacity be connected the first end of the 8th electric capacity and connect, the second end of described the 7th electric capacity respectively with the power output end of described the second integrated circuit, the discharge end of described the second integrated circuit be connected the first end of thermistor and connect, the output of described the second integrated circuit and the first end of described electronic switch be connected the positive pole of the 3rd diode and be connected the second end of described electronic switch and the negative pole of described the 3rd diode, the second end of described thermistor be connected the second end of the 8th electric capacity and connect.
Particularly, described power circuit comprises the first diode, the 4th diode, the first electric capacity, the second electric capacity, the 3rd electric capacity, the 4th electric capacity and integrated regulator, the positive pole of described the first diode be connected the negative pole of the 4th diode and connect, the second end of described the first diode respectively with the first end of described the first electric capacity, the first end of the 3rd electric capacity be connected the power input of integrated regulator and connect, the second end of described the first electric capacity is connected with the first end of described the second electric capacity, the second end of described the second electric capacity respectively with the positive pole of described the 4th diode, the second end of described the 3rd electric capacity, the first end of the 4th electric capacity be connected the signal output part of integrated regulator and connect, the power output end of described integrated regulator respectively with the second end of described the 4th electric capacity be connected the input of delay control circuit and be connected.
The beneficial effects of the utility model are:
Adopt integrated circuit to finish relay time-delay control, have a delay precision high, the advantage that delay time is long can satisfy the control occasion of the long delay that cuts off the power supply.
Description of drawings
Fig. 1 is that the utility model is based on the circuit diagram of the time-delay relay of integrated circuit.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
As shown in Figure 1, the utility model is based on the time-delay relay of integrated circuit, comprise power circuit and delay control circuit, described delay control circuit comprises the second integrated circuit (IC) 2, the first resistance R 1, the second resistance R 2, the second diode D2, the 3rd diode D3, the 5th capacitor C 5, the 6th capacitor C 6, the 7th capacitor C 7 and the 8th capacitor C 8, electronic switch K and thermistor Rt, the first end of described the first resistance R 1 respectively with the positive pole of described the second diode D2, the first end of the second resistance R 2 be connected the first end of the 5th capacitor C 5 and connect, the first end of described the first resistance R 1 respectively with the negative pole of described the second diode D2, the reset terminal of the second integrated circuit (IC) 2 be connected the power end of the second integrated circuit (IC) 2 and connect, the second end of described the second resistance R 2 is connected with the trigger end of described the second integrated circuit (IC) 2, the control end of described the second integrated circuit (IC) 2 is connected with the first end of described the 6th capacitor C 6, the second end of the second end of described the 6th capacitor C 6 and described the 5th capacitor C 5, the earth terminal of the second integrated circuit (IC) 2, the first end of the 7th capacitor C 7 be connected the first end of the 8th capacitor C 8 and connect, the second end of described the 7th capacitor C 7 respectively with the power output end of described the second integrated circuit (IC) 2, the discharge end of described the second integrated circuit (IC) 2 be connected the first end of thermistor Rt and connect, the first end of the output of described the second integrated circuit (IC) 2 and described electronic switch K be connected the positive pole of the 3rd diode D3 and be connected the second end of described electronic switch K and the negative pole of described the 3rd diode D3, the second end of described thermistor Rt be connected the second end of the 8th capacitor C 8 and connect.
Described power circuit comprises the first diode D1, the 4th diode D4, the first capacitor C 1, the second capacitor C 2, the 3rd capacitor C 3, the 4th capacitor C 4 and integrated regulator IC1, the positive pole of described the first diode D1 be connected the negative pole of the 4th diode D2 and connect, the second end of described the first diode D1 respectively with the first end of described the first capacitor C 1, the first end of the 3rd capacitor C 3 be connected the power input of integrated regulator IC1 and connect, the second end of described the first capacitor C 1 is connected with the first end of described the second capacitor C 2, the second end of described the second capacitor C 2 respectively with the positive pole of described the 4th diode D4, the second end of described the 3rd capacitor C 3, the first end of the 4th capacitor C 4 be connected the signal output part of integrated regulator IC1 and connect, the power output end of described integrated regulator IC1 respectively with the second end of described the 4th capacitor C 4 be connected the input of delay control circuit and be connected.
Claims (2)
1. time-delay relay based on integrated circuit, it is characterized in that: comprise power circuit and delay control circuit, described delay control circuit comprises the second integrated circuit, the first resistance, the second resistance, the second diode, the 3rd diode, the 5th electric capacity, the 6th electric capacity, the 7th electric capacity and the 8th electric capacity, electronic switch and thermistor, the first end of described the first resistance respectively with the positive pole of described the second diode, the first end of the second resistance be connected the first end of the 5th electric capacity and connect, the first end of described the first resistance respectively with the negative pole of described the second diode, the reset terminal of the second integrated circuit be connected the power end of the second integrated circuit and connect, the second end of described the second resistance is connected with the trigger end of described the second integrated circuit, the control end of described the second integrated circuit is connected with the first end of described the 6th electric capacity, the second end of described the 6th electric capacity and the second end of described the 5th electric capacity, the earth terminal of the second integrated circuit, the first end of the 7th electric capacity be connected the first end of the 8th electric capacity and connect, the second end of described the 7th electric capacity respectively with the power output end of described the second integrated circuit, the discharge end of described the second integrated circuit be connected the first end of thermistor and connect, the output of described the second integrated circuit and the first end of described electronic switch be connected the positive pole of the 3rd diode and be connected the second end of described electronic switch and the negative pole of described the 3rd diode, the second end of described thermistor be connected the second end of the 8th electric capacity and connect.
2. the time-delay relay based on integrated circuit according to claim 1, it is characterized in that: described power circuit comprises the first diode, the 4th diode, the first electric capacity, the second electric capacity, the 3rd electric capacity, the 4th electric capacity and integrated regulator, the positive pole of described the first diode be connected the negative pole of the 4th diode and connect, the second end of described the first diode respectively with the first end of described the first electric capacity, the first end of the 3rd electric capacity be connected the power input of integrated regulator and connect, the second end of described the first electric capacity is connected with the first end of described the second electric capacity, the second end of described the second electric capacity respectively with the positive pole of described the 4th diode, the second end of described the 3rd electric capacity, the first end of the 4th electric capacity be connected the signal output part of integrated regulator and connect, the power output end of described integrated regulator respectively with the second end of described the 4th electric capacity be connected the input of delay control circuit and be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320176492 CN203205350U (en) | 2013-04-10 | 2013-04-10 | Time-delay control relay based on integrated circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320176492 CN203205350U (en) | 2013-04-10 | 2013-04-10 | Time-delay control relay based on integrated circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203205350U true CN203205350U (en) | 2013-09-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320176492 Expired - Fee Related CN203205350U (en) | 2013-04-10 | 2013-04-10 | Time-delay control relay based on integrated circuit |
Country Status (1)
| Country | Link |
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| CN (1) | CN203205350U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104835686A (en) * | 2015-05-07 | 2015-08-12 | 周芸 | Large-power precise time delay relay |
| CN106159931A (en) * | 2016-08-30 | 2016-11-23 | 山东金阳矿业集团有限公司 | A kind of power cut off delay type vacuum starter |
-
2013
- 2013-04-10 CN CN 201320176492 patent/CN203205350U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104835686A (en) * | 2015-05-07 | 2015-08-12 | 周芸 | Large-power precise time delay relay |
| CN106159931A (en) * | 2016-08-30 | 2016-11-23 | 山东金阳矿业集团有限公司 | A kind of power cut off delay type vacuum starter |
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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: 20130918 Termination date: 20140410 |