JP3197646U - Matching power conversion module - Google Patents

Abstract

A matching power conversion module is provided. A matched power conversion module includes a winding frame, a primary winding set, a magnetic core set, and electrical energy conversion units. The winding frame 10 includes a main body 100, crossed winding portions 102, and accommodating portions 104 a to 104 d, forming a first through passage 101 on the main body 100, and the accommodating portion has an insertion groove 106. The primary winding set is wound around the winding portion 102, and the magnetic core set 30 is provided outside the winding frame 10. The electric energy conversion unit includes a circuit board 42, a rectifier 44, and a filter 46. An extending portion 422 of a base 420 where the rectifier 42 and the filter 46 are installed on the circuit board 42 is inserted and installed in the insertion groove 106. A through hole 424 corresponding to and communicating with the through passage 101 is provided. When power is applied to the primary winding group, the magnetic core group 30 generates electromagnetic sensitivity and generates converted power on the conductive sheets 43 of the electric energy conversion units 41a to 41d. [Selection] Figure 2

Description

  The present invention relates to a power conversion module, and more particularly to a matching power conversion module.

  Almost all electronic devices need to use a power source, and the power source can be said to be the heart of the electronic device and directly affects the performance of the electronic equipment.

  As energy saving, carbon dioxide reduction, and environmental protection awareness increase, the demand for power supply becomes higher, and high efficiency, lightness, shortness, and low cost are the goals to be pursued in power supply design. In order to meet these requirements, research on power supply technology is required.

  A transformer and an electronic member of a conventional power converter are independently arranged on a circuit board, and form an electrical connection by circuit wiring formed on the circuit board. However, such an arrangement occupies a large space on the circuit board, and is the main factor that the entire volume of the high-power power conversion system cannot be reduced.

JP 2002-231538 A

  In view of the disclosure of the prior art, an object of the present invention is to provide a power supply module having advantages such as high efficiency, lightness, smallness, and the like.

The technical aspect of the present invention provides a matching power conversion module connected to a DC power source. The matching power conversion module includes a winding frame, a plurality of primary winding sets, a magnetic core set, and a plurality of electrical energy conversion units. The winding frame includes a main body, a plurality of winding portions, and a plurality of accommodating portions.
The main body has a first through passage, the housing portion and the winding portion are arranged in an interlaced manner on the main body, each housing portion has an insertion groove, and the insertion groove communicates with the first through passage. The primary winding group is wound around the winding part, and the magnetic core group is provided so as to cover the winding frame and is partially installed in the first through passage.

The electric energy conversion units are installed in parallel, and each electric energy conversion unit includes a circuit board, a rectifier, and a filter. The circuit board has a base portion and an extending portion connected to the base portion, and a through hole is formed on the extending portion, the extending portion is inserted and installed in the insertion groove column, the through hole and the through passage correspond to each other, and Communicate with each other.
The rectifier is installed on one side of the base and forms an electrical connection with the conductive sheet. The filter is installed on the other side of the base and is opposed to the rectifier, and the filter and rectifier form an electrical connection.

  When the primary winding set of the matching power conversion module forms an electrical connection with the DC power supply, the magnetic core set generates electromagnetic sensitivity and generates converted power on the conductive sheet of the electrical energy conversion unit.

It is a circuit diagram of the matching type power supply conversion module of the present invention. It is a three-dimensional exploded view of the matching power conversion module of the present invention. It is a local combination figure of the matching type power conversion module of the present invention. It is the combination figure of the matching type power supply conversion module of this invention. FIG. 5 is a combination diagram along a 5-5 connection line in FIG. 3. FIG. 6 is a combination diagram along a 6-6 connection line in FIG. 3.

  The above and other objects, features and advantages of the disclosure of the present invention will be more readily understood by the following detailed description of the preferred and non-limiting embodiments of the present disclosure with reference to the drawings. The

Referring to FIG. 1, it is a circuit diagram of a matching power conversion module of the present invention. The matched power conversion module of the present invention has functions of voltage level change, rectification and filtering. The matched power conversion module includes the transformer 5, and the secondary side of the transformer 5 is electrically connected to the rectifier 44 and the filter 46.
The rectifier 44 converts the AC power output from the secondary side of the transformer 5 (after electric energy conversion) into a pulse DC power source, and the filter 46 is used to filter the pulse component of the pulse DC power source, The matching power supply conversion module can output a smooth DC power supply.

  2 and 3, which are respectively a three-dimensional exploded view and a combination view of the matching power conversion module of the present invention. The matched power conversion module of the present invention includes a winding frame 10, at least one primary winding 20, a magnetic core assembly 30, and a plurality of electrical energy conversion units 41a to 41d.

  The winding frame 10 includes a main body 100, a plurality of winding portions 102, and a plurality of accommodating portions 104a to 104d. The main body 100 has a first through passage 101. The numbers of the winding portions 102 and the accommodating portions 104a to 104d correspond to each other and are arranged in an intersecting manner on the main body 100, and the accommodating portions 104a to 104d are arranged in parallel to each other.

  A second through passage 109 is further formed on the main body 100, communicates with the first through passage 101, and is substantially perpendicular to the first through passage 101.

In the present invention, the winding frame 10 includes four accommodating portions 104 a to 104 d and is provided on opposite sides of the second through passage 109, and the accommodating portions 104 a and 104 b are included in the second through passage 109. Located on one side, the accommodating portions 104 c and 104 d are located on the other side of the second through passage 109.
The winding portions 102 are provided on both sides of the second through passage 109, respectively, and have a crossing arrangement with the accommodating portions 104a to 104d.

  The accommodating portions 104 a to 104 d form an insertion groove 106 on one side adjacent to the electrical energy conversion units 41 a to 41 b, and the insertion groove 106 communicates with the first through passage 101. The accommodating parts 104a to 104d have side walls 110 on one side away from the electrical energy conversion units 41a to 41b, and the demons and side walls 110 shown in FIG.

  The bottom ends on both sides of the accommodating portions 104 a to 104 d are each formed by extending the convex block 105 downward, and the extending direction of the convex block 105 is substantially perpendicular to the opening direction of the groove 106. The accommodating portions 104a to 104d connect the plurality of conductive terminals 12 on the convex block 105 separated from one side of the electric energy conversion units 41a to 41d, respectively, and the accommodating portions 104a to 104d are arranged on one side of the electric energy conversion units 41a to 41d. A plurality of fixing members 13 are connected to the adjacent convex blocks 105, respectively.

  The primary winding 20 is electrically connected to the conductive terminal 12, of which one conductive terminal 12 is the starting point, the S-shaped winding method is stopped, the winding portion 102 is wound, the other conductive terminal 12 is the end point, As shown in FIG. 3, the primary winding 20 is a primary winding set of a matching power conversion module.

  The main body 100 further includes a plurality of spacers 108 provided between the second through passage 109 and the two accommodation portions 104b and 104c adjacent to the second through passage 109, respectively, and the second through passage 109 and the accommodation portion 104b, Used to separate 104c.

  The magnetic core assembly 30 is provided outside the winding frame 10 and is partially installed through the first through passage 101. The magnetic core assembly 30 can be composed of two E-type magnetic cores, and each E-type magnetic core is located on the opposite side of the middle pillar 300 and the middle pillar 300 and connected to the middle pillar 300. The pillars 302 and 304 are included, and the pillars 302 and 304 are respectively located on the upper side and the lower side of the winding frame 10, and the two side pillars are joined to each other. When the magnetic core assembly 30 is provided so as to cover the winding frame 10, the middle column 300 is installed through the through passage 101, and the gap 31 is provided between the two middle columns 300. It is formed in 2 through Tsuro 109 and achieves the effect of energy storage as shown in FIG. In particular, the primary winding 20 is not wound on the main body 100 forming the second through passage 109, and the primary winding 20 effectively reduces the eddy current loss due to the relationship of avoiding the gap 31. be able to.

  Further, when the magnetic core assembly 30 is wound around the winding frame 10, the gas passage 50 is interposed between the side pillars 302 and 304 of each E type magnetic core and the main body 100 and the primary winding 20 wound on the winding portion 102. Exist, and gas can be circulated between them to provide a good heat dissipation effect.

  The electric energy conversion units 41a to 41b exhibit parallel installation. Each of the electric energy conversion units 41 a to 41 d includes a circuit board 42, a rectifier 44 and a filter 46.

  The circuit board 42 includes a base portion 420 and an extending portion 422 connected to the base portion 420. Each of the base portion 420 and the extending portion 422 is previously provided with a copper foil line (not shown), and the conductive sheet 43, the rectifier 44, and the filter 46 and an electrical connection is made. The outer mold of the base 420 has a substantially rectangular shape, and the bottom edge of the base 420 is provided with a plurality of pins 426.

  The extending portion 422 has a through hole 424, and the outer mold thereof has a ring shape. The outer shape of the copper foil line formed on the extending portion 422 can have a substantially ring shape, and the current is supplied to the rectifier 44. Can communicate. The outer mold of the extending portion 422 corresponds to the outer mold of the housing portions 104a to 104d, the extending portion 422 is inserted and installed in the insertion groove 106 column, and the through holes 424 correspond to the through passage 101 and communicate with each other.

  Each of the electric energy conversion units 41a to 41d can further include a conductive sheet 43, is installed in the extending portion 422, and is affixed on the copper foil line of the extending portion 422. The shape of the conductive sheet 43 corresponds to the extending portion 422, has a notch 430, and the outer mold thereof is substantially C-shaped. The conductive sheet 43 is not limited to this, but can be formed using, for example, a plated tin-copper sheet, providing good conductivity and heat conduction curing, and the conductive sheet 43 is used as a current conduction path. be able to.

  In the matching power conversion module of the present invention, in the primary winding 20 wound around the winding portion 102, the magnetic core assembly 30 provided on the winding frame 10, and the insertion groove 106 inserted and installed in the winding frame 10. The extending portion 422 and the conductive sheet 43 constitute a combination of the transformer 5 shown in FIG.

The rectifier 44 is installed on one side surface of the base portion 420 of the circuit board 42, and the filter 46 is provided on the other side surface of the base portion 420 of the circuit board 42.
The rectifier 44 can be, for example, a synchronous rectifier circuit that employs four metal oxides and four metal oxide semiconductor field effect transistors, and the synchronous rectifier circuit effectively reduces rectification wear. can do. The electric energy conversion units 41 a to 41 d further include a conductive plate 48, are installed on the base 420, and are located on the same side as the rectifier 44. The filter 46 can be, for example, an inductor.

  Further, the one surface on which the circuit board 42 of the electrical energy conversion unit 41 b is provided with the filter 46 faces the one surface on which the circuit board 42 of the electrical energy conversion unit 41 c is provided with the filter 46. In other words, the filters 46 of the two electric energy conversion units 41b and 41c located on opposite sides of the winding portion 102 and closest to the winding portion 102 face each other, and the lengths of the two filters 46 are It is approximately equal to the length of the line portion 102.

  Further, the one surface on which the rectifier 44 of the circuit board 42 of the electric energy conversion unit 41a is provided faces the surface on which the rectifier 44 of the circuit board 42 of the electric energy conversion unit 31b is provided. The rectifiers 44 of the two adjacent electric energy conversion units 41a and 41b (or 41c and 41d) are installed facing each other. Thereby, a close arrangement can be achieved in the matching power supply conversion module, and the entire volume can be efficiently reduced.

  The matching power conversion module of the present invention combines the circuit arrangement shown in FIG. 1 with the arrangement shown in FIGS. 2 to 6 to achieve the advantage of downsizing and efficiently reduce eddy current wear and switching wear. .

The matching power conversion module can be provided on the power main board. In other words, the power supply main board is installed at the bottom of the matching power supply conversion module. The fixing member 13 is used for assembling the matching power conversion module on the power supply main board, and avoids the matching power conversion module from being inclined due to the large weight of the electric energy conversion unit.
Here, it should be particularly explained that when the conductive terminal 12 is installed on the winding frame 10, the conductive terminal 12 can be provided at the bottom end of the housing portions 104a to 104d, and the primary winding 20 12 and an electrical connection is formed with the main power supply substrate via the conductive terminal 12. The fixing member 13 is installed at the bottom end of the accommodating portions 104a to 104d of the conductive terminal 12, and when the matching power conversion module is directly connected to the power source main board (that is, connected by the flyline method), the accommodating portions 104a to 104d. Only the fixing member 13 can be installed at the bottom end of the. However, the arrangement method and quantity of the conductive terminals 12 and the fixing members 13 can be adjusted based on actual requirements.

  The matched power conversion module of the present invention outputs a plurality of sets of DC power supplies, and its secondary coil (copper foil line or conductive sheet 43 formed on the extending portion 422), rectifier 44 and filter 46 are provided on the circuit board 42. By being combined with the winding frame 10 in an insertion connection manner, the manufacturing process is simplified and the volume is reduced.

  In the present invention, the preferred embodiments have been disclosed as described above. However, the present invention is not limited to the present invention, and anyone who is familiar with the technology can make an equivalent range without departing from the spirit and scope of the present invention. Of course, various fluctuations and hydration colors can be added.

DESCRIPTION OF SYMBOLS 10 Winding frame 100 Main body 101 1st through-passage 102 Winding part 104a-104d Accommodating part 105 Convex block 106 Insertion groove 108 Spacer 109 2nd through-passage 110 Side wall 12 Conductive terminal 13 Fixing member 20 Primary winding set 30 Magnetic core set 31 Gap 300 Middle pillar 302, 304 Side pillar 40 Electrical energy conversion module 41a, 41b, 41c, 41d Electrical energy conversion unit 42 Circuit board 420 Base 422 Extending part 424 Through hole 426 Pin 43 Conductive sheet 430 Notch 44 Rectifier 46 Filter 48 Conductive plate 5 Transformer 50 Gas passage

Claims (10)

A matching power conversion module that is electrically connected to a DC power source, the matching power conversion module,
A main body, a plurality of winding portions and a plurality of accommodating portions, the main body having a first through passage, the winding portions and the main portions being arranged in an interlaced manner on the main body, An insertion groove, the insertion groove being in communication with the first through-passage, and a winding frame;
At least one primary winding set wound around the winding portion;
A magnetic core assembly that is provided outside the winding frame and that is partially installed in the first through passage;
Each of which has a base part and an extension part connected to the base part, and has a through hole formed on the extension part, the extension part being inserted and installed in the insertion groove, A circuit board corresponding to and communicating with one through passage;
A rectifier installed on one side of the substrate and forming an electrical connection with the circuit board;
A filter installed on the other side of the base, opposite the rectifier and forming an electrical connection with the rectifier;
A plurality of electric energy conversion units including:
Of which, when the primary winding set is electrically connected to the DC power source, the magnetic core set generates electromagnetic sensitivity and generates a conversion power to the conductive sheet of each electric energy conversion unit. module.   A second through-passage is further formed on the main body, is perpendicular to the first through-passage, communicates with the first through-passage, is located on opposite sides of the second through-passage, and the second The matched power conversion module according to claim 1, wherein the filters of the two electrical energy conversion units closest to the through passage are installed to face each other.   The magnetic core assembly includes two iron cores, and each iron core includes a middle pillar, the middle pillar is provided in the first through passage, and has a gap between the middle pillars, The gap is formed in the second through passage, and the magnetic core assembly forms a plurality of gas passages between the main body and the primary winding assembly wound on the winding portion. Matching type power conversion module described in 1.   The winding portion is arranged in a quantity corresponding to both sides of the second through passage, and the receiving portion is arranged in a quantity corresponding to both sides of the second through passage. The matching power supply conversion module according to claim 2, wherein the sections are arranged in a cross arrangement.   5. The matched power conversion module according to claim 4, wherein the rectifiers of two adjacent electric energy conversion units located on any one side of the second through passage are installed facing each other.   2. The matched power conversion module according to claim 1, wherein each of the electric energy conversion units further includes a conductive plate, is installed at the base, and is located on the same side as the rectifier.   The matched power conversion module according to claim 2, further comprising a plurality of spacers, disposed in parallel with the housing portion, and provided between the second through passage and the housing portion.   2. The matching power conversion module according to claim 1, wherein each of the housing portions further includes a side wall, is installed on one side facing each of the electric energy conversion units, and seals the groove.   The matching power conversion module according to claim 1, further comprising a plurality of fixing members and installed at a bottom end of the housing portion.   The matching power conversion module according to claim 1, further comprising a conductive sheet and attached to the extending portion.

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