POWER SYSTEM AND POWER CONVERTING DEVICE THEREOF

• US 20140098498A1
• Filed: 04/15/2013
• Published: 04/10/2014
• Est. Priority Date: 10/09/2012
• Status: Active Grant

• Current Assignee: Chicony Power Technology Co. Ltd. (Chicony Electronics Company Limited)
• Original Assignee: Chicony Power Technology Co. Ltd. (Chicony Electronics Company Limited)
• Inventors: HSIAO, Yung-Hung, HSU, Hao-Te, HO, Chi-Chang, HUANG, Chih-Hsiung
• Granted Patent: US 9,078,372 B2
• Time in Patent Office: Days
• US Class Current: 361/720
• CPC Class Codes: H05K 1/18 Printed circuits structurally associated with non-printed electric components H05K1/0201, H05K1/023, H05K1/0243, and H05K1/16 take precedence
• CPC Class Codes: H05K 7/1432 specially adapted for power drive units or power converters
• CPC Class Codes: H05K 7/14324 comprising modular units, e.g. DIN rail mounted units

Abstract

A power converting device includes a first substrate, a driving module, and a converting module. The first substrate is inserted into a main plate. The first substrate has a first axial direction and a second axial direction perpendicular to the first axial direction, the second axial direction is perpendicular to the main plate. The driving module is located at one side of the first substrate and electrically connected to the first substrate. The converting module is located at the other side of the first substrate and electrically connected to the driving module. A length of the converting module is substantially equal to a length of the first substrate in the first axial direction, and a width of the converting module is smaller than the length of the first substrate in the first axial direction.

Claims

1. A power converting device mounted on a main plate, the power converting device comprising:

a first substrate having a first axial direction and a second axial direction perpendicular to the first axial direction, the first substrate inserted into the main plate, such that the second axial direction being perpendicular to the main plate;

a driving module placed at one side of the first substrate and electrically connected to the first substrate; and

a converting module located at the other side of the first substrate and electrically connected to the driving module, the converting module comprising a converting component, two rectifying units, and two filtering units, the rectifying units and the filtering units being symmetrically arranged relative to the converting component,

wherein a length of the converting module is substantially equal to a length of the first substrate in the first axial direction, and a width of the converting module is smaller than the length of the first substrate in the first axial direction.

2. The power converting device in claim 1, wherein the converting module further comprises a first electrically conductive plate, a second electrically conductive plate, and a third electrically conductive plate disposed opposite to the main plate, the first electrically conductive plate is electrically connected to the converting component, the rectifying units, and the filtering units, the third electrically conductive units is contacted with the filtering units.

3. The power converting device in claim 2, Wherein the first electrically conductive plate comprises a first extending section, the second electrically conductive plate comprises a second extending section, the third electrically conductive plate comprises a third extending section, the first extending section, the second extending section, and the third extending section are respectively inserted into the main plate and electrically connected to the main plate.

4. The power converting device in claim 3, wherein each rectifying unit comprises:

a first circuit board having a plurality of through-hole portions;

a plurality of electronic components respective disposed on the first circuit board;

a first metallic plate comprising a plurality of first bent portions and a first protrusion, the first bent portions inserted into the through-hole portions, and first protrusion connected to one of the first electrically conductive plate and the second electrically conductive plate; and

a second metallic plate comprising a plurality of second bent portions and a plurality of second protrusions, the second bent portions inserted into the through-hole portion, and the second protrusions inserted into a plurality of inserting portions formed on the main plate.

5. The power converting device in claim 4, wherein filtering units are inductors.

6. The power converting device in claim 4, wherein the driving module further comprises:

a first thermal-dissipating plate located at one side of the first substrate;

a second thermal-dissipating plate located at the other side of the first substrate; and

a plurality of fixing components penetrating the first thermal-dissipating plate and the first substrate, and being fastened on the second thermal-dissipating plate.

7. The power converting device in claim 6, wherein the driving module further comprises two insulating plates, one of the insulating plates is located between the first thermal-dissipating plate and the first substrate, and the other insulating plate is located between the second dissipating plate and the first substrate, the fixing component penetrates the insulating plates.

8. The power converting device in claim 7, wherein the driving unit further comprises at least one converter and a plurality of switching components respectively placed on the first substrate and electrically connected to the first substrate.

9. The power converting device in claim 8, wherein an area of a large surface of the first thermal-dissipating plate, the second dissipating plate, and the insulating plate is substantially equal to the arranging area of switching components placed on the first substrate.

10. The power converting device in claim 1, wherein the first substrate comprises a conductive portion, the conductive portion is inserted into at least one inserting portion formed on the main plate.

11. A power system comprising:

a main plate; and

a plurality of power converting devices mounted on the main plate, each power converting device comprising;

a first substrate having a first axial direction and a second axial direction perpendicular to the first axial direction, the first substrate inserted into the main plate, such that the second axial direction being perpendicular to the main plate;

a driving module placed at one side of the first substrate and electrically connected to the first substrate; and

a converting module located at the other side of the first substrate and electrically connected to the driving module, the converting module comprising a converting component, two rectifying units, and two filtering units, the rectifying units and the filtering units being symmetrically arranged relative to the converting component,

wherein a length of the converting module is substantially equal to a length of the first substrate in the first axial direction, and a width of the converting module is smaller than the length of the first substrate in the first axial direction.

12. The power system in claim 11, wherein the power converting devices are juxtaposed on the main plate.

13. The power system claim 11, wherein the converting module further comprises a first electrically conductive plate, a second electrically conductive plate, and a third electrically conductive plate disposed opposite to the main plate, the first electrically conductive plate is electrically connected to the converting component, the rectifying units, and the filtering units, the third electrically conductive units is electrically connected to the filtering units.

14. The power system in claim 13, wherein the first electrically conductive plate comprises a first extending section, the second electrically conductive plate comprises a second extending section, the third electrically conductive plate comprises a third extending section, the first extending section, the second extending section, and the third extending section are respectively inserted into the main plate and electrically connected to the main plate.

15. The power system in claim 11, wherein each rectifying unit comprises:

a first circuit board having a plurality of through-hole portions;

a plurality of electronic components respective disposed on the first circuit board;

a first metallic plate comprising a plurality of first bent portions and a first protrusion, the first bent portions inserted into the through-hole portions, and first protrusion connected to one of the first electrically conductive plate and the second electrically conductive plate; and

a second metallic plate comprising a plurality of second bent portions and a plurality of second protrusions, the second bent portions inserted into the through-hole portion, and the second protrusions inserted into a plurality of inserting portions formed on the main plate.

16. The power system in claim 11, wherein filtering units are inductors.

17. The power system in claim 11, wherein the driving module further comprises:

a first thermal-dissipating plate located at one side of the first substrate;

a second thermal-dissipating plate located at the other side of the first substrate; and

a plurality of fixing components penetrating the first thermal-dissipating plate and the first substrate, and being fastened on the second thermal-dissipating plate.

18. The power system in claim 17, wherein the driving module further comprises two insulating plates, one of the insulating plates is located between the first thermal-dissipating plate and the first substrate, and the other insulating plate is located between the second dissipating plate and the first substrate, the fixing component penetrates the insulating plates.

19. The power system in claim 11, wherein the driving unit further comprises at least one converter and a plurality of switching components respectively placed on the first substrate and electrically connected to the first substrate.

20. The power system in claim 18, wherein an area of a large surface of the first thermal-dissipating plate, the second dissipating plate, and the insulating plate is substantially equal to the arranging area of switching components placed on the first substrate.

21. The power system in claim 11, wherein the first substrate comprises a conductive portion, the conductive portion is inserted into at least one inserting portion formed on the main plate.