TW201733220A - Power adapter device - Google Patents

Abstract

A power adapter device includes a first electronic module, a second electronic module and an insulating base. The first electronic module includes a first circuit board and a circuit disposed on the first circuit board. The second electronic module includes a second circuit board which takes a parallel configuration with the first circuit board and a socket connector which is disposed on the second circuit board and toward the first circuit board. The insulating base is disposed between the first circuit board and the second circuit board. The insulating base cooperates with the first circuit board defining a first space for housing the circuit of the first circuit board. The insulating base cooperates with the second circuit board defining a second space for housing the socket connector. The insulating base forms an escape space which is located at the outer side of the second space. Wherein, the first electronic module futher includes at least one pair metal pins that are protruding from the first circuit board toward the second circuit board, through the escape space and electrically connected to the socket connector.

Description

Power adapter

The present invention relates to an adapter device, and more particularly to a power adapter device.

The existing power adapter device uses AC power of 110V or 220V as a power source, converts high-voltage AC power into low-voltage DC power through the combination of its internal transformer and other electronic components, and then outputs low-voltage DC power to the electronic device. A device such as a rechargeable battery or a mobile phone.

For example, Continental Patent Publication No. CN103959574A discloses a power adapter having a one-piece insulator assembly, the power adapter mainly comprising a main printed circuit board (main PCB), a primary printed circuit board (sub-PCB), and a one-piece insulator structure. The insulator structure has a channel embedded therein, and a metal member can be inserted into the channel to form an electrical path between the main PCB and the secondary PCB.

However, the single-piece insulator structure of the above-mentioned conventional power adapter requires the use of a buried metal member to form an electrical connection between the main PCB and the sub-PCB, and the conventional manufacturing process requires a wave soldering process, so the insulator structure It is necessary to select a material with high temperature resistance, which not only increases the manufacturing cost but also increases the process complexity.

Accordingly, it is an object of the present invention to provide a power transfer device that simplifies the process.

Therefore, in some implementations, the power adapter device of the present invention comprises: a housing, a first electronic module, a second electronic module, and an insulating seat. The first electronic module is received in the housing and includes a first circuit board and a circuit disposed on the first circuit board. The second electronic module is disposed in the outer casing, and includes a second circuit board disposed substantially parallel to the first circuit board of the first electronic module, and a second circuit board disposed on the second circuit board and facing the second circuit board The socket connector of the first circuit board. The insulating seat is disposed between the first circuit board of the first electronic module and the second circuit board of the second electronic module, and the insulating seat cooperates with the first circuit board to define a first circuit board The upper circuit is received in the first space, the insulating seat cooperates with the second circuit board to define a second space for receiving the socket connector, and the insulating seat is formed with the second space Outside avoidance space. The first electronic module further includes at least one pair of metal pins protruding from the first circuit board toward the second circuit board and passing through the escape space of the insulation seat and electrically connected to the socket connector.

In some embodiments, the insulating base includes a body and a latching post protruding from the body toward the second circuit board of the second electronic module. The second circuit board is formed with a pair of cards that should be engaged. The engaging hole of the column extends through the engaging post and is engaged with the engaging hole to connect the insulating seat to the second circuit board.

In some embodiments, the insulating seat has a body having a width defining the second space portion that is smaller than a width defining the first space portion.

In some implementations, the first circuit board extends along a longitudinal direction, the second circuit board is located above the first circuit board, and the length of the second circuit board along the longitudinal direction is less than the first The length of a board along the lengthwise direction.

Therefore, in some implementations, the power adapter device of the present invention comprises: a housing, a first electronic module, a second electronic module, and an insulating seat. The first electronic module is received in the housing and includes a first circuit board, and a primary side circuit and a secondary side circuit disposed on the first circuit board. The second electronic module is disposed in the outer casing, and includes a second circuit board disposed substantially parallel to the first circuit board of the first electronic module, and a second circuit board disposed on the second circuit board and facing the second circuit board The first circuit board and the socket connector corresponding to the secondary side circuit. The insulating seat is disposed between the first circuit board of the first electronic module and the second circuit board of the second electronic module, the insulating seat isolating the primary side circuit and the secondary side circuit, and the insulating seat is The first circuit board cooperates to define a first space for receiving the primary side circuit, the insulating seat has a pair of extensions of the secondary side circuit, and the second electronic module is mounted on the extension portion. And the extension portion cooperates with the second circuit board to define a second space for receiving the socket connector.

Therefore, in some implementations, the power adapter device of the present invention comprises: a housing, a first electronic module, a second electronic module, and an insulating seat. The first electronic module is received in the housing and includes a first circuit board, and a primary side circuit and a secondary side circuit disposed on the first circuit board. The second electronic module is disposed in the outer casing, and includes a second circuit board disposed substantially parallel to the first circuit board of the first electronic module, and a second circuit board disposed on the second circuit board and facing the second circuit board The first circuit board and the socket connector corresponding to the secondary side circuit. The insulating seat is disposed between the first circuit board of the first electronic module and the second circuit board of the second electronic module, and the insulating seat cooperates with the first circuit board to define a primary circuit capacity a first space disposed therein, the insulating seat cooperates with the second circuit board to define a second space for receiving the socket connector, the insulating seat includes a body, and a body facing the first a bump protruding in a direction of the circuit board, the first circuit board being formed with a through hole corresponding to the bump, the bump penetrating the through hole and isolating the primary side circuit and the secondary side circuit.

Therefore, in some implementations, the power adapter device of the present invention comprises: a housing, a first electronic module, a second electronic module, and an insulating seat. The first electronic module is received in the housing and includes a first circuit board extending along a longitudinal direction and an electrical circuit disposed on the first circuit board. The second electronic module is disposed in the housing, and includes a second circuit board disposed substantially parallel to the first circuit board of the first electronic module, and a socket connection disposed on the second circuit board Device. The insulating seat has a base portion, a surrounding portion extending from the periphery of the base portion toward the first circuit board, and an extending portion extending from the surrounding portion along the longitudinal direction of the first circuit board, wherein the base portion and the base portion The surrounding portion cooperates with the first circuit board to define a first space for receiving at least part of the circuit on the first circuit board, and the extending portion is provided for the second electronic module.

The present invention has at least the following effects: through the design of the escape space of the insulating seat, the two metal pins can be protruded from the first circuit board and electrically connected to the socket connector through the escape space, so that the power transfer The insulating seat of the device can electrically connect the secondary side circuit and the socket connector without burying the metal pin, thereby simplifying the process.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same reference numerals.

Referring to FIG. 1 , FIG. 2 and FIG. 3 , an embodiment of the power adapter device of the present invention comprises a housing 1 , a first electronic module 2 , a second electronic module 3 , and an insulating seat 4 .

The outer casing 1 includes a first base wall 11, a surrounding wall 12, and a second base wall 13. The first base wall 11 is formed with a socket 111. The surrounding wall 12 extends from the periphery of the first base wall 11 and cooperates with the first base wall 11 to define a chamber 10 for receiving the first electronic module. 2. The second electronic module 3 and the insulating seat 4, and the second base wall 13 covers the periphery of the surrounding wall 12 and closes the chamber 10.

As shown in FIG. 3, the first electronic module 2 includes a first circuit board 21, a primary side circuit 22, and a secondary side circuit 23. The first circuit board 21 is formed with a through hole 211. The primary side circuit 22 and the secondary side circuit 23 are disposed on the first circuit board 21, and the primary side circuit 22 and the secondary side circuit 23 have electronic components for power conversion such as wires, transformers, rectifiers, and capacitors. Known components, so I won't go into details here.

The second electronic module 3 includes a second circuit board 31 and a socket connector 32. The second circuit board 31 is disposed substantially in parallel with the first circuit board 21, and the second circuit board 31 is formed with an engaging hole 311. The socket connector 32 is disposed on the second circuit board 31 and facing the first circuit board 21, and the socket connector 32 has a socket 321 for abutting a pair of connectors (not shown) for outputting direct current. In an embodiment, the receptacle connector 32 is a connector that conforms to the USB transfer specification. As shown in FIG. 2, the insertion hole 111 of the outer casing 1 corresponds to the socket 321 of the receptacle connector 32.

In this embodiment, the first circuit board 21 extends along a longitudinal direction D, and the second circuit board 31 is located above the first circuit board 21, since the primary side circuit 22 and the secondary side circuit 23 are collectively disposed in the first On the circuit board 21, and the second circuit board 31 is only provided with the socket connector 32, the length of the second circuit board 31 can be smaller than that of the first circuit board 21, that is, the second circuit board 31 is in the longitudinal direction D. The length L1 is smaller than the length L2 of the first circuit board 21 in the longitudinal direction D. Moreover, in the present embodiment, the first circuit board 21 and the second circuit board 31 are electrically connected by a pair of metal pins 24, thereby electrically connecting the secondary side circuit 23 and the socket connector 32. In addition, since the socket connector 32 of the present embodiment is separately disposed on the second circuit board 31, and the second circuit board 31 is electrically connected to the first circuit board 21 by the metal pins 24, it can be selected according to different use requirements. The socket connector 32 is used to match the first electronic module 2. In other words, the first electronic module 2 and the second electronic module 3 can be separately manufactured in the production, and the second electronic module 3 can have various specifications, that is, the specifications of the socket connector 32 are different, and then according to the use requirements. The second electronic module 3 of an appropriate specification is selected and assembled with the first electronic module 2, so that the production is more flexible and the inventory cost can be reduced.

The insulating base 4 is disposed between the first circuit board 21 of the first electronic module 2 and the second circuit board 31 of the second electronic module 3, and the insulating base 4 includes a body 44 and a bump 45 (see FIG. 4). ), and a snap-in column 46. The body 44 has a base portion 441 corresponding to the primary side circuit 22, a surrounding portion 442 extending from the periphery of the base portion 441 toward the first circuit board 21, and an end portion of the surrounding portion 442 extending toward one side of the secondary side circuit 23. The extension portion 443, the base portion 441 and the surrounding portion 442 cooperate with the first circuit board 21 to define a first space 41. The first space 41 is received by the primary side circuit 22 on the first circuit board 21. The extension portion 443 cooperates with the second circuit board 31 to define a second space 42. The second space 42 is received by the socket connector 32, and the extension portion 443 is accommodated between the first circuit board 21 and the second circuit board 21. Secondary side circuit 23. In this embodiment, the width of the portion of the body 44 defining the second space 42 is less than the width of the portion defining the first space 41. In addition, the insulating seat 4 is further formed with a escaping space 43 outside the second space 42 . The escaping space 43 is permeable to the two metal pins 24 . Therefore, the two metal pins 24 can be from the first circuit board 21 toward the second circuit board. The direction of 31 is projected and electrically connected to the second circuit board 31 through the escape space 43 to electrically connect the secondary side circuit 23 with the receptacle connector 32. In this way, the insulating seat 4 of the power adapter device can electrically connect the secondary side circuit 23 and the socket connector 32 without burying the metal pin, thereby achieving the effect of simplifying the process.

On the other hand, in the embodiment, the two metal pins 24 can be electrically connected to the first circuit board 21 and the second circuit board 31 by laser welding, wave soldering or other soldering processes, and due to the two metal connections. The foot 24 is directly soldered to the first circuit board 21 and the second circuit board 31 without contacting the insulating seat 4, so the material of the insulating seat 4 can be selected from materials having low temperature resistance (temperature is between 100 degrees Celsius and Between 200 degrees Celsius), which in turn reduces manufacturing costs.

Referring to FIG. 4 and FIG. 5, the bump 45 protrudes from the extending portion 443 of the body 44 toward the first circuit board 21 and corresponds to the through hole 211 of the first circuit board 21, and the bump 45 and the through hole 211 are both It is generally L-shaped. In assembly, the bump 45 penetrates the through hole 211 and isolates the primary side circuit 22 and the secondary side circuit 23, and protrudes through the protrusion 45 and is engaged with the through hole 211, so that the insulating seat 4 It is coupled to the first circuit board 21. Therefore, the high voltage of the primary side circuit 22 does not affect the low voltage of the secondary side circuit 23 by the blocking of the bumps 45. In addition, the engaging post 46 protrudes from the main body 44 toward the second circuit board 31, and corresponding to the engaging hole 311 of the second circuit board 31, penetrates through the engaging post 46 and is engaged with the engaging hole 311. The insulating seat 4 is coupled to the second circuit board 31.

It is to be noted that the primary side circuit 22 and the secondary side circuit 23 are not only blocked by the bumps 45 of the insulating material, but also because the structure of the bumps 45 is convex, so that the primary side circuit 22 and the secondary side circuit 23 are The electrical coupling distances are elongated without affecting each other. Therefore, the primary side circuit 22 and the secondary side circuit 23 can be disposed on a smaller area circuit board, thereby reducing the volume of the overall power conversion device.

Referring to FIG. 1 , FIG. 2 and FIG. 3 , the first electronic module 2 further includes two terminals 25 , and the terminals 25 are electrically connected to the primary side circuit 22 and are respectively spaced apart from each other and disposed through the second base wall 13 of the outer casing 1 . Protruding outward, the terminal 25 is for receiving an alternating current from an alternating current power source, such as a general household electric AC 110V or AC 220V, and the terminal 25 and the jack 111 are located on different sides of the outer casing 1, for example, in the embodiment, the terminal 25 and the jack 111 are located on opposite sides of the outer casing 1, but not limited thereto.

In summary, the power adapter device of the present invention is designed to pass through the escaping space 43 of the insulating seat 4, so that the two metal pins 24 can protrude from the first circuit board 21 and be electrically connected to the second circuit board through the escaping space 43. 31. In this way, the insulating seat 4 of the power adapter device can electrically connect the secondary side circuit 23 and the socket connector 32 without burying the metal pin 24, thereby achieving the effect of simplifying the process. Furthermore, since the two metal pins 24 are directly soldered to the first circuit board 21 and the second circuit board 31 without contacting the insulating seat 4, the material of the insulating seat 4 can be selected from materials having low temperature resistance, thereby reducing The manufacturing cost is indeed achieved by the object of the present invention.

However, the above is only the embodiment of the present invention, and the scope of the invention is not limited thereto, and all the equivalent equivalent changes and modifications according to the scope of the patent application and the patent specification of the present invention are still The scope of the invention is covered.

1‧‧‧Shell
10‧‧‧ Room
11‧‧‧First base wall
111‧‧‧ jack
12‧‧‧ Around the wall
13‧‧‧Second base wall
2‧‧‧First electronic module
21‧‧‧First board
211‧‧‧through hole
22‧‧‧primary circuit
23‧‧‧secondary circuit
24‧‧‧Metal pins
25‧‧‧ terminals
3‧‧‧Second electronic module
31‧‧‧Second circuit board
311‧‧‧Snap hole
32‧‧‧Socket connector
321‧‧‧ socket
4‧‧‧Insulation seat
41‧‧‧First space
42‧‧‧Second space
43‧‧‧ escaping space
44‧‧‧Ontology
441‧‧‧ base
442‧‧‧ Surrounding
443‧‧‧Extension
45‧‧‧Bumps
46‧‧‧Card column

BRIEF DESCRIPTION OF THE DRAWINGS Other features and advantages of the present invention will be apparent from the embodiments of the present invention, wherein: Figure 1 is a perspective view of an embodiment of a power adapter device of the present invention; FIG. 3 is an exploded perspective view of the embodiment, illustrating a detailed component; FIG. 4 is an exploded perspective view of the embodiment, illustrating that the bump of an insulating seat corresponds to a first circuit board. The through hole; and FIG. 5 is an exploded perspective view of the embodiment, illustrating that the bump penetrates the through hole and isolates the primary side circuit and the secondary side circuit.

2‧‧‧First electronic module

21‧‧‧First board

211‧‧‧through hole

22‧‧‧primary circuit

23‧‧‧secondary circuit

24‧‧‧Metal pins

3‧‧‧Second electronic module

31‧‧‧Second circuit board

311‧‧‧Snap hole

32‧‧‧Socket connector

321‧‧‧ socket

4‧‧‧Insulation seat

41‧‧‧First space

42‧‧‧Second space

43‧‧‧ escaping space

44‧‧‧Ontology

441‧‧‧ base

442‧‧‧ Surrounding

443‧‧‧Extension

46‧‧‧Card column

Claims (10)

A power adapter device includes: a housing; a first electronic module received in the housing and including a first circuit board, and a circuit disposed on the first circuit board; a second electronic module a second circuit board disposed in parallel with the first circuit board of the first electronic module, and a second circuit board disposed toward the first circuit board a socket connector; and an insulating seat, the first circuit board defining a first space for receiving at least part of the circuit on the first circuit board, and defining with the second circuit board a second space in which the socket connector is disposed, and the insulating seat is formed with a escaping space outside the second space; wherein the first electronic module further includes at least one pair of the first circuit board And protruding toward the second circuit board and passing through the escaping space of the insulating seat and electrically connected to the metal pin of the socket connector. The power adapter device of claim 1, wherein the insulative housing comprises a body and a latching post protruding from the body toward the second circuit board of the second electronic module, the second circuit board An engaging hole corresponding to the engaging post is formed, and the engaging post is inserted into the engaging post and engaged with the engaging hole to connect the insulating seat to the second circuit board. The power conversion device of claim 1, wherein the insulating seat has a body, the body defining a width of the second space portion is smaller than a width defining the first space portion. The power conversion device of claim 1, wherein the first circuit board extends in a longitudinal direction, the second circuit board is located above the first circuit board, and the second circuit board is along the longitudinal direction The length above is less than the length of the first circuit board along the lengthwise direction. A power adapter device includes: a housing; a first electronic module received in the housing and including a first circuit board; and a primary side circuit disposed on the first circuit board and a second a second electronic module, disposed in the housing, and including a second circuit board disposed substantially parallel to the first circuit board of the first electronic module, and a second circuit disposed on the second circuit a socket connector facing the first circuit board and corresponding to the secondary side circuit; and an insulating seat cooperates with the first circuit board to define a first space for the primary side circuit to be received therein, The insulating seat has a pair of extensions corresponding to the secondary side circuit, the second electronic module is mounted on the extending portion, and the extending portion cooperates with the second circuit board to define a receptacle for the socket connector The second space. The power adapter device of claim 5, wherein the insulating seat comprises a body having a pair of base portions of the primary side circuit, and a surrounding portion extending from the periphery of the base toward the first circuit board, And the extending portion extending from one end of the surrounding portion to the side of the secondary side circuit, the surrounding portion and the surrounding portion cooperate with the first circuit board to define the first space. A power adapter device includes: a housing; a first electronic module received in the housing and including a first circuit board; and a primary side circuit disposed on the first circuit board and a second a second electronic module, disposed in the housing, and including a second circuit board disposed substantially parallel to the first circuit board of the first electronic module, and a second circuit disposed on the second circuit a socket connector of the board; and an insulating seat, the first circuit board defining a first space for receiving the primary side circuit, the insulating seat comprising a body, and a body facing the first a bump protruding in a direction of the circuit board, the first circuit board being formed with a through hole corresponding to the bump, the bump penetrating the through hole and isolating the primary side circuit and the secondary side circuit. The power adapter device of claim 7, wherein the body of the insulating seat has a pair of base portions of the primary side circuit, a surrounding portion extending from the periphery of the base toward the first circuit board, and a An extension extending around one side of the secondary side circuit, the extension corresponding to the secondary side circuit, and the protrusion protruding from the extension toward the first circuit board. The power adapter device of claim 8, wherein the second electronic module is mounted to an extension of the body of the insulating spacer. A power adapter device includes: a housing; a first electronic module housed in the housing and including a first circuit board extending along a longitudinal direction, and one of the first circuit boards a second electronic module is disposed in the housing and includes a second circuit board disposed substantially parallel to the first circuit board of the first electronic module, and a second circuit board disposed on the second circuit board a socket connector; and an insulating base having a base portion, a surrounding portion extending from a periphery of the base portion toward the first circuit board, and an extension extending from the surrounding portion in a longitudinal direction of the first circuit board a portion, wherein the base portion and the surrounding portion cooperate with the first circuit board to define a first space for at least part of the circuit on the first circuit board, the extension portion is for the second electronic module Settings.