CN212587280U - Electromagnet connected with power-off degaussing circuit - Google Patents
Electromagnet connected with power-off degaussing circuit Download PDFInfo
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- CN212587280U CN212587280U CN202021538143.5U CN202021538143U CN212587280U CN 212587280 U CN212587280 U CN 212587280U CN 202021538143 U CN202021538143 U CN 202021538143U CN 212587280 U CN212587280 U CN 212587280U
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Abstract
The utility model discloses an electro-magnet with outage demagnetization circuit, constitute the electro-magnet of actuation each other after two circular telegrams, be connected with outage demagnetization circuit between two electro-magnets, outage demagnetization circuit includes diode, electric capacity and relay, the relay includes relay coil and two sets of switch contacts, and every switch contact of group all includes a normally open contact, a normally closed contact and is used for switching over the connection the movable contact of normally open contact and normally closed contact, the P of diode is extremely connected with the positive pole of power, and the N of diode is extremely connected with electric capacity positive pole, a normally open contact simultaneously, and the movable contact in two sets of switch contacts is connected with two electro-magnets respectively. Adopt above-mentioned setting, the utility model discloses a connect between two electro-magnets and be provided with outage demagnetization circuit, consequently can effectively eliminate the remanence on the electro-magnet after the power outage to be convenient for two electro-magnets and part fast.
Description
Technical Field
The utility model relates to an electro-magnet that is connected with outage demagnetization circuit.
Background
At present, two electromagnets which are mutually attracted after being electrified are often used on some equipment such as a magnetic lock, but after being powered off, the two electromagnets are difficult to separate at once due to the residual magnetism on the electromagnets, so that the equipment such as the magnetic lock is delayed in reaction, and an improvement space exists.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides an electro-magnet that is connected with outage demagnetization circuit, it can eliminate the remanence on the electro-magnet after the power outage to be convenient for two electro-magnets and part fast.
In order to achieve the above object, the present invention provides an electromagnet connected with a power-off degaussing circuit, comprising two electromagnets which form a suction state after being energized, wherein the power-off degaussing circuit is connected between the two electromagnets, the power-off degaussing circuit comprises a diode, a capacitor and a relay, the relay comprises a relay coil and two sets of switch contacts, each set of switch contacts comprises a normally open contact, a normally closed contact and a movable contact for switching connection of the normally open contact and the normally closed contact, the P pole of the diode is connected with the anode of a power supply, the N pole of the diode is connected with the anode of the capacitor and the normally open contact, the anode of the power supply is connected with one end of the relay coil, the other end of the relay coil is connected with the cathode of the power supply, the cathode of the power supply is connected with the cathode of the capacitor and the other normally open contact, the normally open contact in each set of switch contacts is, the moving contacts in the two groups of switch contacts are respectively connected with the two electromagnets.
The utility model has the advantages that: the utility model discloses a connect between two electro-magnets and be provided with outage demagnetization circuit, consequently can effectively eliminate the remanence on the electro-magnet after the power failure to be convenient for two electro-magnets parts fast.
Drawings
Fig. 1 is a circuit diagram of the present invention.
Detailed Description
As shown in figure 1, the electromagnet connected with the power-off degaussing circuit comprises two electromagnets 1 which form attraction after being electrified, the power-off degaussing circuit is connected between the two electromagnets 1 and comprises a diode 2, a capacitor 3 and a relay, the relay comprises a relay coil 4 and two groups of switch contacts, each group of switch contacts comprises a normally open contact 5, a normally closed contact 6 and a movable contact 7 for switching and connecting the normally open contact 5 and the normally closed contact 6, the P pole of the diode 2 is connected with the anode of a power supply 8, the N pole of the diode 2 is simultaneously connected with the anode of the capacitor 3 and the normally open contact 5, the anode of the power supply 8 is connected with one end of the relay coil 4, the other end of the relay coil 4 is connected with the cathode of the power supply 8, the cathode of the power supply 8 is also simultaneously connected with the cathode of the capacitor 3 and the other normally open contact 5, the normally open contact 5 in each group of switch contacts is connected with the normally closed contact 6 in the other group of switch contacts, and the movable contacts 7 in the two groups of switch contacts are respectively connected with the two electromagnets 1.
Through the setting, the utility model discloses a connect between two electro-magnets 1 and be provided with outage demagnetization circuit, consequently can effectively eliminate the remanence on the electro-magnet 1 after the power outage to be convenient for two electro-magnets 1 parts fast.
Claims (1)
1. The utility model provides an electro-magnet that is connected with outage demagnetization circuit, includes two electro-magnets that constitute the actuation after the circular telegram each other, its characterized in that: a power-off degaussing circuit is connected between the two electromagnets and comprises a diode, a capacitor and a relay, the relay comprises a relay coil and two groups of switch contacts, each group of switch contacts comprises a normally open contact, a normally closed contact and a movable contact for switching and connecting the normally open contact and the normally closed contact, the P pole of a diode is connected with the anode of a power supply, the N pole of the diode is simultaneously connected with the anode of a capacitor and the normally open contact, the anode of the power supply is connected with one end of the relay coil, the other end of the relay coil is connected with the cathode of the power supply, the negative pole of the power supply is also connected with the negative pole of the capacitor and the other normally open contact, the normally open contact in each group of switch contacts is connected with the normally closed contact in the other group of switch contacts, and the moving contacts in the two groups of switch contacts are respectively connected with the two electromagnets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021538143.5U CN212587280U (en) | 2020-07-29 | 2020-07-29 | Electromagnet connected with power-off degaussing circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021538143.5U CN212587280U (en) | 2020-07-29 | 2020-07-29 | Electromagnet connected with power-off degaussing circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212587280U true CN212587280U (en) | 2021-02-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021538143.5U Active CN212587280U (en) | 2020-07-29 | 2020-07-29 | Electromagnet connected with power-off degaussing circuit |
Country Status (1)
| Country | Link |
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| CN (1) | CN212587280U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114050018A (en) * | 2021-09-28 | 2022-02-15 | 安徽晶飞科技有限公司 | Anti-falling and anti-coil overheating electromagnet energizing circuit |
-
2020
- 2020-07-29 CN CN202021538143.5U patent/CN212587280U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114050018A (en) * | 2021-09-28 | 2022-02-15 | 安徽晶飞科技有限公司 | Anti-falling and anti-coil overheating electromagnet energizing circuit |
| CN114050018B (en) * | 2021-09-28 | 2023-06-16 | 安徽晶飞科技有限公司 | Power-on circuit of anti-drop and anti-coil-overheating electromagnet |
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