A multi-selection multiple alternating current integrated power inductor circuit

Abstract

The present invention relates to a multi-selection multi-AC integrated power inductor circuit, comprising an AC circuit power supply, the positive pole of the AC circuit power supply being electrically connected to a circuit power supply two-selection electromagnetic relay, and the downstream of the circuit power supply two-selection electromagnetic relay being electrically connected to a single-change rectifier circuit and a multi-change rectifier circuit. The present invention integrates multiple rectifier inductor circuits to obtain a plurality of selections of inductor circuits, and through the combined use of voltage rise and fall and rectifier circuits, realizes that the final output inductor circuit can meet the actual needs of various practical occasions, converts AC power into DC power that meets the needs through the inductor circuit, ensures that the inductor circuit adapts to the needs of various power supplies and circuits, and facilitates the safety of the inductor circuit through overload protection and grounding protection, greatly meeting the actual needs of power conversion, improving the adaptability and application prospects of the inductor circuit, and meeting the needs of actual life through simple, reasonable and scientific design, greatly improving the convenience of use.

Description

Technical Field

[0001] The present invention relates to the technical field of power inductor circuits, and in particular to a multi-selection multiple alternating current integrated power inductor circuit. Background Art

[0002] When designing circuits, electronic devices with very low DC impedance but very high AC impedance are often required. In other words, devices that pass DC and block AC are often required. Currently, existing technologies primarily use large inductors to achieve this. However, large inductors have drawbacks such as bulk, weight, and high cost, resulting in large size and high cost when used to achieve this.

[0003] In existing power inductor circuits, power changes are achieved by simply changing the voltage or current. The control system is single and inflexible, does not reflect higher-level circuit control, and cannot adapt to the use of multiple power supplies / voltages. It is gradually no longer able to meet the needs of actual life. There is an urgent need for an integrated multifunctional inductor circuit to solve the actual needs of current power conversion problems. Summary of the Invention

[0004] The purpose of the present invention is to provide a multi-selection multi-AC integrated power inductor circuit, which obtains a variety of selected inductor circuits by integrating multiple rectifier inductor circuits. By using voltage step-up and step-down and rectifier circuits in combination, the final output inductor circuit can meet the actual needs of various practical occasions. The inductor circuit converts AC power into DC power that meets the needs, ensuring that the inductor circuit adapts to the needs of various power supplies and circuits. The overload protection and grounding protection are conducive to achieving the safety of the inductor circuit, greatly meeting the actual needs of power conversion, improving the adaptability and application prospects of the inductor circuit, and through simple, reasonable and scientific design, making the power inductor circuit more integrated and multifunctional to meet the needs of actual life and greatly improving the convenience of use.

[0005] To achieve the purpose of the present invention, the technical solution adopted is:

[0006] A multi-selection multiple AC / DC integrated power inductor circuit includes an AC circuit power supply, the positive pole of the AC circuit power supply is electrically connected to a circuit power supply two-selection electromagnetic relay, the downstream of the circuit power supply two-selection electromagnetic relay is electrically connected to a single-change rectifier circuit and a multi-change rectifier circuit; the single-change rectifier circuit includes a single-change sliding rheostat electrically connected to the negative pole of the circuit power supply two-selection electromagnetic relay, the downstream of the single-change sliding rheostat is electrically connected to the input positive pole of the single-change bridge rectifier circuit, the output positive pole of the single-change bridge rectifier circuit is connected to the input positive pole of a single-change multi-energy transformer through a single-change two-selection electromagnetic relay, and the output downstream of the single-change multi-energy transformer is electrically connected in parallel with a single-change rectifier capacitor; The rectifier circuit includes a multi-variable circuit two-selection electromagnetic relay 1 electrically connected to the negative pole of the circuit power supply two-selection electromagnetic relay, the downstream of the multi-variable circuit two-selection electromagnetic relay 1 is electrically connected to the positive pole of the input end of the multi-variable first-level multi-energy transformer, the positive pole of the output end of the multi-variable first-level multi-energy transformer is electrically connected to the multi-variable sliding rheostat, the downstream of the multi-variable sliding rheostat is electrically connected to the positive pole of the input end of the multi-variable bridge rectifier circuit through the multi-variable circuit two-selection electromagnetic relay 3, the positive pole of the output end of the multi-variable bridge rectifier circuit is electrically connected to the positive pole of the input end of the multi-variable second-level multi-energy transformer through the multi-variable circuit two-selection electromagnetic relay 5, and the output end of the multi-variable second-level multi-energy transformer is electrically connected in parallel with a multi-variable rectifier capacitor.

[0007] Preferably, the negative pole of the AC circuit power supply is electrically connected to the circuit power ground, and a power supply end air switch is installed between the positive pole of the AC circuit power supply and the circuit power supply second-selection electromagnetic relay.

[0008] Preferably, a single-change circuit end air switch is installed between the circuit power supply second-selection electromagnetic relay and the single-change sliding rheostat, and a multi-change circuit end air switch is installed between the multi-change first-level multi-energy transformer and the multi-change sliding rheostat.

[0009] Preferably, the negative pole of the input end of the single-variable bridge rectifier circuit is electrically connected to the ground of the inductor circuit, the negative pole of the output end of the single-variable bridge rectifier circuit is electrically connected to the negative pole of the input end of the single-variable multi-energy transformer, the negative pole of the input end of the multi-variable bridge rectifier circuit is electrically connected to the ground of the inductor circuit through the multi-variable circuit two-selection electromagnetic relay four, and the negative pole of the output end of the multi-variable bridge rectifier circuit is electrically connected to the negative pole of the input end of the multi-variable two-level multi-energy transformer.

[0010] Preferably, the negative pole of the input end of the multi-level multi-function transformer is electrically connected to the circuit power supply ground, and the negative pole of the output end of the multi-level multi-function transformer is electrically connected to the multi-level circuit second-selection electromagnetic relay four through the multi-level circuit second-selection electromagnetic relay two, and then electrically connected to the inductance circuit ground.

[0011] Preferably, the negative pole of the input end of the single-variable multi-function transformer is electrically connected to the negative pole of the output end of the single-variable bridge rectifier circuit, the positive pole of the output end of the single-variable multi-function transformer is connected in parallel to the positive pole of the single-variable rectifier capacitor, and is electrically connected to the air switch at the electrical end through the electrical end two-selection electromagnetic relay four, and then electrically connected to the positive pole of the electrical end, the negative pole of the output end of the single-variable multi-function transformer is connected in parallel to the negative pole of the single-variable rectifier capacitor through the single-variable two-selection electromagnetic relay two, and is electrically connected to the negative pole of the electrical end through the electrical end two-selection electromagnetic relay three.

[0012] Preferably, the negative pole of the input end of the multi-variable two-level multi-function transformer is electrically connected to the negative pole of the output end of the multi-variable bridge rectifier circuit, the positive pole of the output end of the multi-variable two-level multi-function transformer is connected in parallel to the positive pole of the multi-variable rectifier capacitor, and is electrically connected to the input end of the two-selection electromagnetic relay four at the electrical end through the two-selection electromagnetic relay two at the electrical end, the negative pole of the output end of the multi-variable two-level multi-function transformer is connected in parallel to the negative pole of the multi-variable rectifier capacitor through the two-selection electromagnetic relay six at the electrical end, and is electrically connected to the negative pole of the electrical end through the two-selection electromagnetic relay one at the electrical end.

[0013] The beneficial effects of the present invention are as follows: the multi-selection multi-AC integrated power inductor circuit of the present invention obtains a variety of selected inductor circuits by integrating a variety of rectifier inductor circuits, and realizes that the final output inductor circuit can meet the actual needs of various practical occasions by combining voltage step-up and step-down and rectifier circuits. The inductor circuit converts AC power into DC power that meets the needs, ensuring that the inductor circuit adapts to the needs of various power supplies and circuits. The overload protection and grounding protection are conducive to achieving the safety of the inductor circuit, greatly meeting the actual needs of power conversion, improving the adaptability and application prospects of the inductor circuit, and making the power inductor circuit more integrated and multifunctional through simple, reasonable and scientific design to meet the needs of actual life and greatly improving the convenience of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of the multi-select multiple AC DC integrated power inductor circuit of the present invention. Figure 1 .

[0015] Figure 2 This is a schematic diagram of the overall structure of the multi-select multiple AC DC integrated power inductor circuit of the present invention. Figure 2 .

[0016] In the figure: 1. AC circuit power supply; 2. Circuit power supply grounding; 3. Power supply end air switch; 4. Circuit power supply second-choice electromagnetic relay; 5. Multi-change circuit second-choice electromagnetic relay one; 6. Single-change circuit end air switch; 7. Multi-change circuit end air switch; 8. Multi-change first-level multi-energy transformer; 9. Multi-change circuit second-choice electromagnetic relay two; 10. Single-change sliding rheostat; 11. Multi-change sliding rheostat; 12. Single-change bridge rectifier circuit; 13. Multi-change circuit second-choice electromagnetic relay three; 14. Multi-change bridge rectifier circuit; 15. Multi-change circuit second-choice electromagnetic relay four; 16. Single-change Two-choice electromagnetic relay one; 17. Two-choice electromagnetic relay five for multi-variable circuit; 18. Single-variable multi-energy transformer; 19. Multi-variable two-stage multi-energy transformer; 20. Single-variable two-choice electromagnetic relay two; 21. Inductor circuit grounding; 22. Two-choice electromagnetic relay six for transformer; 23. Single-variable rectifier capacitor; 24. Multi-variable rectifier capacitor; 25. Two-choice electromagnetic relay one for electrical end; 26. Two-choice electromagnetic relay two for electrical end; 27. Two-choice electromagnetic relay three for electrical end; 28. Two-choice electromagnetic relay four for electrical end; 29. ​​Air switch for electrical end; 30. Positive pole for electrical end; 31. Negative pole for electrical end. DETAILED DESCRIPTION

[0017] The following will be combined with the technical content of the embodiments described in the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention. Example 1

[0018] like Figure 1 、 2 As shown, a multi-selection multiple AC / DC integrated power inductor circuit includes an AC circuit power supply 1, the positive pole of the AC circuit power supply 1 is electrically connected to a circuit power supply second-selection electromagnetic relay 4, and the downstream of the circuit power supply second-selection electromagnetic relay 4 is electrically connected to a single-change rectifier circuit and a multi-change rectifier circuit; the single-change rectifier circuit includes a single-change sliding rheostat 10 electrically connected to the negative pole of the circuit power supply second-selection electromagnetic relay 4, and the downstream of the single-change sliding rheostat 10 is electrically connected to the input positive pole of a single-change bridge rectifier circuit 12, and the output positive pole of the single-change bridge rectifier circuit 12 is connected to the input positive pole of a single-change multi-energy transformer 18 through a single-change two-selection electromagnetic relay 16, and a single-change rectifier capacitor 23 is electrically connected in parallel downstream of the output end of the single-change multi-energy transformer 18;

[0019] The multi-variable rectifier circuit includes a multi-variable circuit second-selection electromagnetic relay 1 5 electrically connected to the negative pole of the circuit power supply second-selection electromagnetic relay 4, the downstream of the multi-variable circuit second-selection electromagnetic relay 1 5 is electrically connected to the positive pole of the input end of the multi-variable first-level multi-energy transformer 8, the positive pole of the output end of the multi-variable first-level multi-energy transformer 8 is electrically connected to a multi-variable sliding rheostat 11, the downstream of the multi-variable sliding rheostat 11 is electrically connected to the positive pole of the input end of the multi-variable bridge rectifier circuit 14 through a multi-variable circuit second-selection electromagnetic relay 3 13, the positive pole of the output end of the multi-variable bridge rectifier circuit 14 is electrically connected to the positive pole of the input end of the multi-variable second-level multi-energy transformer 19 through a multi-variable circuit second-selection electromagnetic relay 5 17, and the downstream of the output end of the multi-variable second-level multi-energy transformer 19 is electrically connected in parallel with a multi-variable rectifier capacitor 24;

[0020] The negative pole of the AC circuit power supply 1 is electrically connected to the circuit power ground 2, a power supply end air switch 3 is installed between the positive pole of the AC circuit power supply 1 and the circuit power second-selection electromagnetic relay 4, a single-change circuit end air switch 6 is installed between the circuit power second-selection electromagnetic relay 4 and the single-change sliding rheostat 10, a multi-change circuit end air switch 7 is installed between the multi-change first-level multi-function transformer 8 and the multi-change sliding rheostat 11, the negative pole of the input end of the single-change bridge rectifier circuit 12 is electrically connected to the inductance circuit ground 21, and the negative pole of the output end of the single-change bridge rectifier circuit 12 is electrically connected to the negative pole of the input end of the single-change multi-function transformer 18.

[0021] The negative pole of the input end of the multi-variable bridge rectifier circuit 14 is electrically connected to the inductor circuit ground 21 through the multi-variable circuit second-selection electromagnetic relay 4 15. The negative pole of the output end of the multi-variable bridge rectifier circuit 14 is electrically connected to the negative pole of the input end of the multi-variable two-stage multi-function transformer 19. The negative pole of the input end of the multi-variable one-stage multi-function transformer 8 is electrically connected to the circuit power ground 2. The negative pole of the output end of the multi-variable one-stage multi-function transformer 8 is electrically connected to the multi-variable circuit second-selection electromagnetic relay 4 15 through the multi-variable circuit second-selection electromagnetic relay 2 9, and further electrically connected to the inductor circuit ground 21. The negative pole of the input end of the single-variable multi-function transformer 18 is electrically connected to the negative pole of the output end of the single-variable bridge rectifier circuit 12. The positive pole of the output end of the single-variable multi-function transformer 18 is connected in parallel to the positive pole of the single-variable rectifier capacitor 23, and is electrically connected to the electrical appliance air switch 29 through the electrical appliance end second-selection electromagnetic relay 4 28, and further electrically connected to the electrical appliance end positive pole 30.

[0022] The negative pole of the output end of the single-variable multi-function transformer 18 is connected in parallel to the negative pole of the single-variable rectifier capacitor 23 through the single-variable two-selection electromagnetic relay 20, and is electrically connected to the negative pole of the electrical appliance end 31 through the electrical appliance end two-selection electromagnetic relay 3 27. The negative pole of the input end of the multi-variable two-level multi-function transformer 19 is electrically connected to the negative pole of the output end of the multi-variable bridge rectifier circuit 14. The positive pole of the output end of the multi-variable two-level multi-function transformer 19 is connected in parallel to the positive pole of the multi-variable rectifier capacitor 24, and is electrically connected to the input end of the electrical appliance end two-selection electromagnetic relay 4 28 through the electrical appliance end two-selection electromagnetic relay 2 26. The negative pole of the output end of the multi-variable two-level multi-function transformer 19 is connected in parallel to the negative pole of the multi-variable rectifier capacitor 24 through the multi-variable two-selection electromagnetic relay 6 22, and is electrically connected to the negative pole of the electrical appliance end 31 through the electrical appliance end two-selection electromagnetic relay 1 25.

[0023] During operation, the AC circuit power supply 1 is connected to make the positive and negative poles of the AC circuit power supply 1 charged, and the negative pole of the AC circuit power supply 1 is directly electrically connected to the circuit power ground 2, and the circuit power supply two-selection electromagnetic relay 4 is used to select to enter the single-variable rectifier circuit or the multi-variable rectifier circuit;

[0024] When the circuit power supply second-selection electromagnetic relay 4 is electrically connected to the single-variable rectifier circuit, the power supply end air switch 3 and the single-variable circuit end air switch 6 operate simultaneously to protect the inductive circuit and prevent excessive current from burning out other components in the circuit. The current / voltage entering the single-variable bridge rectifier circuit 12 is controlled by the single-variable sliding rheostat 10. The single-variable bridge rectifier circuit 12 performs bridge rectification to obtain unidirectional DC power with variable magnitude. The unidirectional DC power with variable magnitude is stepped up or down by the single-variable multi-energy transformer 18 to obtain unidirectional DC power with variable magnitude of appropriate voltage. The unidirectional DC power is then rectified by the single-variable rectifier capacitor 23 to obtain unidirectional stable DC power.

[0025] When the circuit power supply second-selection electromagnetic relay 4 is electrically connected to the multi-variable rectifier circuit, the step-up and step-down of the multi-variable first-level multi-energy transformer 8 is further selected through the multi-variable circuit second-selection electromagnetic relay 1 5 and the multi-variable circuit second-selection electromagnetic relay 2 9, and then the overload safety of the entire multi-variable rectifier circuit is controlled by the multi-variable circuit end air switch 7. Whether to enter the rectifier part of the multi-variable rectifier circuit is controlled by the multi-variable circuit second-selection electromagnetic relay 3 13, and the multi-variable sliding rheostat 11 controls the current or voltage of the multi-variable rectifier circuit entering the multi-variable bridge rectifier circuit 14. A unidirectional DC power with variable magnitude is obtained through the multi-variable bridge rectifier circuit 14, and the step-up and step-down of the multi-variable second-level multi-energy transformer 19 is selected through the multi-variable circuit second-selection electromagnetic relay 5 17 and the multi-variable second-selection electromagnetic relay 6 22. Then, after rectification through the multi-variable rectifier capacitor 24, a unidirectional DC power with stable magnitude is obtained;

[0026] Finally, the electrical terminal two-selection electromagnetic relay 1 25, the electrical terminal two-selection electromagnetic relay 2 26, the electrical terminal two-selection electromagnetic relay 3 27 and the electrical terminal two-selection electromagnetic relay 4 28 select the electrical terminal positive pole 30 and the electrical terminal negative pole 31 output to the electrical terminal, and the electrical terminal current overload protection is controlled by the electrical terminal air switch 29.

[0027] In the present invention, the multi-selection multi-AC integrated power inductor circuit of the present invention obtains a variety of selected inductor circuits by integrating a variety of rectifier inductor circuits, and realizes the final output inductor circuit to meet the actual needs of various practical occasions by using voltage step-up and step-down and rectifier circuits in combination. The inductor circuit converts AC power into DC power that meets the needs, ensuring that the inductor circuit adapts to the needs of various power supplies and circuits. The overload protection and grounding protection are conducive to achieving the safety of the inductor circuit, greatly meeting the actual needs of power conversion, improving the adaptability and application prospects of the inductor circuit, and making the power inductor circuit more integrated and multifunctional through simple, reasonable and scientific design to meet the needs of actual life and greatly improving the convenience of use.

[0028] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A multi-selection multiple AC DC integrated power inductor circuit, characterized by: The invention comprises an AC circuit power supply (1), wherein the positive pole of the AC circuit power supply (1) is electrically connected to a circuit power supply two-selection electromagnetic relay (4), and the downstream of the circuit power supply two-selection electromagnetic relay (4) is electrically connected to a single-variable rectifier circuit and a multi-variable rectifier circuit; The single-variable rectifier circuit includes a single-variable sliding rheostat (10) electrically connected to the negative pole of the circuit power supply two-selection electromagnetic relay (4), the downstream of the single-variable sliding rheostat (10) is electrically connected to the positive pole of the input end of the single-variable bridge rectifier circuit (12), the positive pole of the output end of the single-variable bridge rectifier circuit (12) is connected to the positive pole of the input end of the single-variable multi-function transformer (18) through the single-variable two-selection electromagnetic relay (16), and the output end downstream of the single-variable multi-function transformer (18) is electrically connected in parallel with a single-variable rectifier capacitor (23); The multi-variable rectifier circuit includes a multi-variable circuit second-selection electromagnetic relay 1 (5) electrically connected to the negative pole of the circuit power supply second-selection electromagnetic relay (4), the downstream of the multi-variable circuit second-selection electromagnetic relay 1 (5) is electrically connected to the positive pole of the input end of the multi-variable first-level multi-energy transformer (8), the positive pole of the output end of the multi-variable first-level multi-energy transformer (8) is electrically connected to the multi-variable sliding rheostat (11), the downstream of the multi-variable sliding rheostat (11) is electrically connected to the positive pole of the input end of the multi-variable bridge rectifier circuit (14) through the multi-variable circuit second-selection electromagnetic relay 3 (13), the positive pole of the output end of the multi-variable bridge rectifier circuit (14) is electrically connected to the positive pole of the input end of the multi-variable second-level multi-energy transformer (19) through the multi-variable circuit second-selection electromagnetic relay 5 (17), and the downstream of the output end of the multi-variable second-level multi-energy transformer (19) is electrically connected in parallel with a multi-variable rectifier capacitor (24); The negative pole of the input end of the single-variable bridge rectifier circuit (12) is electrically connected to the inductor circuit ground (21), and the negative pole of the output end of the single-variable bridge rectifier circuit (12) is electrically connected to the negative pole of the input end of the single-variable multi-energy transformer (18); the negative pole of the input end of the multi-variable bridge rectifier circuit (14) is electrically connected to the inductor circuit ground (21) through the multi-variable circuit second-selection electromagnetic relay four (15), and the negative pole of the output end of the multi-variable bridge rectifier circuit (14) is electrically connected to the negative pole of the input end of the multi-variable secondary multi-energy transformer (19).

2. The multi-selection multi-AC integrated power inductor circuit according to claim 1, characterized in that: The negative pole of the AC circuit power supply (1) is electrically connected to the circuit power ground (2), and a power supply end air switch (3) is installed between the positive pole of the AC circuit power supply (1) and the circuit power secondary electromagnetic relay (4).

3. The multi-selection multi-AC integrated power inductor circuit according to claim 1, characterized in that: A single-change circuit end air switch (6) is installed between the circuit power supply two-selection electromagnetic relay (4) and the single-change sliding rheostat (10).

4. The multi-selection multi-AC integrated power inductor circuit according to claim 1, characterized in that: A multi-variable circuit end air switch (7) is installed between the multi-variable first-level multi-energy transformer (8) and the multi-variable sliding rheostat (11).

5. The multi-selection multi-AC integrated power inductor circuit according to claim 1, characterized in that: The negative pole of the input end of the multi-variable first-stage multi-function transformer (8) is electrically connected to the circuit power ground (2), and the negative pole of the output end of the multi-variable first-stage multi-function transformer (8) is electrically connected to the multi-variable circuit second-selection electromagnetic relay four (15) through the multi-variable circuit second-selection electromagnetic relay two (9), and further electrically connected to the inductance circuit ground (21).

6. The multi-selection multi-AC integrated power inductor circuit according to claim 1, characterized in that: The negative pole of the input end of the single-variable multi-function transformer (18) is electrically connected to the negative pole of the output end of the single-variable bridge rectifier circuit (12); the positive pole of the output end of the single-variable multi-function transformer (18) is connected in parallel to the positive pole of the single-variable rectifier capacitor (23); and the positive pole of the output end of the single-variable multi-function transformer (18) is electrically connected to the air switch (29) at the electrical end through the second-selection electromagnetic relay (28) at the electrical end, and further electrically connected to the positive pole (30) at the electrical end; the negative pole of the output end of the single-variable multi-function transformer (18) is connected in parallel to the negative pole of the single-variable rectifier capacitor (23) through the second-selection electromagnetic relay (20) at the electrical end, and is electrically connected to the negative pole (31) at the electrical end through the second-selection electromagnetic relay (27) at the electrical end.

7. The multi-selection multi-AC integrated power inductor circuit according to claim 1, characterized in that: The negative pole of the input end of the multi-variable two-stage multi-function transformer (19) is electrically connected to the negative pole of the output end of the multi-variable bridge rectifier circuit (14); the positive pole of the output end of the multi-variable two-stage multi-function transformer (19) is connected in parallel to the positive pole of the multi-variable rectifier capacitor (24), and is electrically connected to the input end of the second-selection electromagnetic relay (26) of the electrical end. The negative pole of the output end of the multi-variable two-stage multi-function transformer (19) is connected in parallel to the negative pole of the multi-variable rectifier capacitor (24) through the second-selection electromagnetic relay (26) of the electrical end, and is electrically connected to the negative pole of the electrical end (31) through the second-selection electromagnetic relay (25) of the electrical end.

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