TWI672870B - Wiring device - Google Patents

Abstract

A wiring device includes a housing, a first electronic module, a second electronic module, and a third electronic module. The outer casing includes a housing and a cover. The housing has a first support portion and a second support portion. The cover has a cover, a first pressing rib and a second pressing rib. The cover has a jack. The first pressing rib and the second pressing rib are formed on the inner surface of the cover body, and the second pressing rib protrudes from the housing toward the housing. The first electronic module includes a first circuit board and an electrical connector. The first circuit board is supported by the first support portion and is pressed against the first pressing rib on the opposite side of the first support portion. The electrical connector corresponds to the jack setting. The second electronic module includes a second circuit board disposed perpendicular to the first circuit board. The third electronic module includes a third circuit board disposed in parallel with the first circuit board. The third circuit board is supported by the second support portion and is pressed against the second pressing rib on the opposite side of the second support portion.

Description

Wiring device

The present invention relates to a wiring device, and more particularly to a wiring device for mating a power supply line.

There are a large number of portable electronic products equipped with rechargeable batteries, and the information of the information and power can be transmitted through the Universal Serial Bus (USB) protocol. Usually, the external power supply is also connected by the USB connector. Rechargeable battery charging.

There is a USB socket that can be mounted on a wall, which can convert AC power into DC power and convert voltage for plugging the USB cable of the portable electronic product, for example, Taiwan Patent Publication No. 201826652A (Japan corresponding JP2018113840A) and No. 201126653A (Japanese counterpart JP2018113239A) are disclosed. Such USB sockets still have room for improvement in size miniaturization.

Accordingly, it is an object of the present invention to provide a wiring harness that can solve at least the aforementioned problems.

Therefore, in some implementations, the wiring device of the present invention includes a housing, a first electronic module, a second electronic module, and a third electronic module. The housing includes a housing and a cover. The cover is combined with the cover of the housing to form an accommodation space. The housing has a first support portion and a second support portion. The cover has a cover, a plurality of first pressing ribs and a plurality of second pressing ribs. The cover has a receptacle that penetrates in a first direction to allow the accommodation space to communicate with the outside. The first pressing ribs and the second pressing ribs are formed on an inner surface of the cover body, and the second pressing ribs extend in the first direction and protrude the cover body toward the housing. The first electronic module is located in the accommodating space and includes a first circuit board and an electrical connector disposed on the first circuit board. The normal direction of the first circuit board is parallel to the first direction and is supported by the first support portion and is pressed by the first pressing ribs on the opposite side of the first support portion. The electrical connector is disposed corresponding to the jack for the mating connector to interface with the electrical connector through the jack. The second electronic module is located in the accommodating space and electrically connected to the first electronic module, and includes a second circuit board disposed perpendicular to the first circuit board. The third electronic module is located in the accommodating space and electrically connected to the second electronic module, and includes a third circuit board disposed parallel to the first circuit board. The third circuit board is supported by the second support portion and is pressed against the second pressing rib on the opposite side of the second support portion.

In some implementations, the first circuit board has a plurality of indentations for respectively passing the second pressing ribs.

In some embodiments, the cover further has at least one antistatic rib protruding in the first direction toward the housing, the housing further having An antistatic rib is matched with at least one escaping groove to accommodate the at least one antistatic rib.

In some embodiments, the cover further has a first cover sidewall, a second cover sidewall, two cover connecting walls and a top wall, and the first cover sidewall is spaced apart from the second cover sidewall, the two The cover connecting walls are spaced apart from each other and the four are connected to form a continuous surrounding wall, and the top wall is connected to one side of the first cover side wall, the second cover side wall and the two cover connecting walls, and the jack is formed. At least one anti-static rib is formed on an inner surface of the first cover sidewall, the housing further has a first sidewall corresponding to the sidewall of the first cover, a second sidewall corresponding to the sidewall of the second cover, and respectively Two socket connecting walls of the connecting wall should be provided, and the at least one escaping groove is formed on the sidewall of the first seat, and the second circuit board is disposed opposite to the sidewall of the first seat.

In some embodiments, the first support portion includes two lugs extending from the two connecting walls in the first direction and protruding toward the cover, each lug having a card slot, the first A circuit board has a main board portion and two protrusions respectively protruding from opposite sides of the main board portion, and the two bumps are respectively placed on the two card slots.

In some embodiments, the second support portion includes a partition wall connecting the first seat side wall and the second seat side wall between the two connecting walls, and the housing is spaced apart A first receiving portion of the second electronic module and a second receiving portion of the third electronic module are disposed.

In some embodiments, the housing further has a pair of limiting grooves formed in the first receiving portion and respectively formed on the partition wall and the corresponding connecting wall, the pair of limiting grooves being in the first direction Extending and respectively accommodating opposite side edges of the second circuit board.

The present invention has at least the following effects: the wiring device can be further miniaturized by the foregoing structural design of the outer casing and the arrangement relationship of the first electronic module, the second electronic module, and the third electronic module. In addition, the cover and the shell have matching anti-static ribs and escape grooves on one side of the adjacent second circuit board, which can provide better anti-static shielding for the second circuit board, and assemble the cover and The seat has a foolproof function.

1 to 3, an embodiment of the wiring device of the present invention includes a housing 1, a first electronic module 2, a second electronic module 3, and a third electronic module 4.

Referring to Figures 4 and 5, the housing 1 includes a housing 11 and a housing cover 12. The cover 12 and the cover 11 are combined to form an accommodating space 10 .

The housing 11 has a body 13 , a first support portion 111 and a second support portion 112 . The base 13 has a first sidewall 131, a second sidewall 132, a first connecting wall 133 and a second connecting wall 134. The first sidewall 131 is spaced apart from the second sidewall 132. The first connecting wall 133 is spaced apart from the second connecting wall 134 and is connected to the first seat sidewall 131 and the second seat sidewall 132. The four are connected to form a surrounding wall and are formed together with the cover 12 A joint edge 135 that meets. The first supporting portion 111 includes a first lug 14 and a second lug 15 . The first lug 14 and the second lug 15 are oppositely extended from the seat body 13 toward the cover 12 . The seat flange 135 is disposed, and the first lug 14 and the second lug 15 each have a latching groove 18. Specifically, the first lug 14 is connected to the first connecting wall 133, the second lug 15 is connected to the second connecting wall 134, and the first lug 14 and the second lug 15 are located The seat engaging edge 135 is extended on the inner side of the seat flange 135 and protrudes in a first direction D. In this embodiment, the first lug 14 and the second lug 15 are substantially trapezoidal in shape, and the base 13 is connected to the lower bottom and close to the cover 12 as the upper bottom and the lower bottom is the upper bottom. The length is longer, the card slot 18 is concavely formed from the surface of the upper bottom, and the first lug 14 substantially corresponds to the shape and arrangement position of the second lug 15, wherein the two lumbar sides of the second lug 15 are respectively close The first side wall 131 and the side edge of the second side wall 132 are symmetrical oblique sides, but the first lug 14 has a guiding portion 141 extending in the first direction D, and the guiding portion 141 is formed at The first lug 14 is adjacent to the side edge of the first seat sidewall 131, and the first lug 14 is adjacent to the side edge (waist side) of the first seat sidewall 131 and vertically connected to the upper bottom. The corresponding side edge of the two lugs (close to the side edge of the first seat side wall 131) is retracted, and the first lug 14 is adjacent to the side edge (waist side) of the second seat side wall 132 and the second lug 15 The side edges are correspondingly beveled.

The housing 11 also has a first reinforcing rib 16 and a second reinforcing rib 17. The first reinforcing rib 16 extends from the seat engaging edge 135 and is coupled to the outer surface of the first lug 14 to connect the first lug 14 and the seat body 13 to strengthen the structure of the first lug 14 strength. Similarly, the second reinforcing rib 17 extends from the seat engaging edge 135 and is coupled to the outer surface of the second lug 15 to connect the second lug 15 and the base 13 to strengthen the second lug. The structural strength of 15. The second supporting portion 112 protrudes substantially in a frame shape from the inner surface of the first seat sidewall 131 and the second sidewall 132 and includes a partition wall 136 connecting the first sidewall 131 and the second sidewall The side wall 132 is located between the first connecting wall 133 and the second connecting wall 134, and the seat 13 is spaced apart from a first receiving portion 137 adjacent to the first connecting wall 133 and adjacent thereto. A second receiving portion 138 of the second connecting wall 134. In addition, the housing 11 further has a pair of limiting grooves 139 formed in the first receiving portion 137 and formed on the partition wall 136 and the first connecting wall 133. The pair of limiting grooves 139 are in the first a direction D extending, wherein the limiting groove 139 of the first connecting wall 133 corresponds to the guiding portion 141 of the first lug 14 such that a side edge of the first lug 14 defines the limiting groove A groove wall surface of the groove 139 extends integrally.

Referring to FIGS. 3 and 4 , the cover 12 has a cover 121 , a plurality of first pressing ribs 122 , a plurality of second pressing ribs 123 , two antistatic ribs 124 , and two fastening tabs 125 . The cover body 121 has a first cover sidewall 126, a second cover sidewall 127, two cover connecting walls 128 and a top wall 129. The first cover sidewall 126 is spaced apart from the second cover sidewall 127. The connecting walls 128 are spaced apart from each other and the four are connected to form a continuous surrounding wall and together form a cover engaging edge 121b. The top wall 129 is connected to the first cover side wall 126, the second cover side wall 127 and the two cover connecting walls. One side of the 128 is formed with a receiving hole 121a penetrating in the first direction D to allow the accommodating space 10 to communicate with the outside. The first cover sidewall 126 corresponds to the first sidewall 131, the second cover sidewall 127 corresponds to the second sidewall 132, and the two cover connecting walls 128 respectively correspond to the first connecting wall 133 and the second connecting wall 134. The cover engaging edge 121b has two notches 121c respectively engaging with the first reinforcing rib 16 and the second reinforcing rib 17, that is, the two notches 121c are respectively formed on the two cover connecting walls 128, When the cover 12 is closed with the housing 11 (see FIG. 1), the notch portion 121c of the cover 12 accommodates the first reinforcing rib 16 and the second reinforcing rib 17 to form a concave-convex complementary engagement, so that the whole The appearance is more beautiful. The first pressing ribs 122 and the second pressing ribs 123 are formed on the inner surface of the cover body 121. In this embodiment, the inner surfaces of the first cover side wall 126 and the second cover side wall 127 are respectively formed into two. The first pressing ribs 122 and the two second pressing ribs 123, in the modified embodiment, the inner surfaces of the first cover side wall 126 and the second cover side wall 127 may also form only one first pressing rib 122 and one Two pressing ribs 123, one end of the first pressing ribs 122 is connected to the top wall 129 and extends in an elongated shape in the first direction D, and the second pressing ribs 123 are connected at one end to the top wall 129 and in the first direction D extends in an elongated shape and protrudes toward the housing 11 from the cover engaging edge 121b of the cover 121. The first pressing ribs 122 are configured to interact with the first electronic module 2, and the second pressing ribs 123 are used to interact with the third electronic module 4, which will be described in detail below.

The anti-static ribs 124 are formed on the inner surface of the first cover sidewall 126 and have one end connected to the top wall 129 and protrude in the first direction D to protrude the cover joint edge 121b. The first side wall 131 has two relief grooves 131a that cooperate with the antistatic ribs 124 to accommodate the antistatic ribs 124, respectively. The anti-static rib 124 is accommodated in the concave-convex manner of the relief groove 131a (see FIG. 6), so that the joint between the first cover sidewall 126 and the first sidewall 131 is not a flat gap, that is, a gap is not a plane. The first cover sidewall 126 and the first seat sidewall 131 have a better antistatic effect. Moreover, since the anti-static rib 124 and the escape groove 131a must be positioned correspondingly, the cover 12 and the housing 11 can be closed, so that the foolproof function can be achieved, that is, only the first cover side wall 126 and the first cover When the position of one side wall 131 is corresponding, the cover 12 and the housing 11 can be closed. If the operator covers the cover 12 and the housing 11 by the first cover sidewall 126 corresponding to the second sidewall 132, Can't cover. In a variant embodiment, only one of the antistatic ribs 124 can be implemented. The two fastening tabs 125 extend from the first cover side wall 126 and the second cover side wall 127 toward the housing 11 and are respectively formed with two fastening holes 125a. The first side wall 131 and the second side wall 132 each form two blocks 19 respectively matching the button holes 125a. As shown in FIG. 1, when the cover 12 and the housing 11 are closed, the cover 19 is received in the buckle hole 125a, so that the cover 12 and the housing 11 are relatively fixed without being separated.

Referring to FIG. 2 , FIG. 3 , FIG. 7 and FIG. 8 , the first electronic module 2 is located in the accommodating space 10 and includes a first circuit board 21 and an electrical connector 22 disposed on the first circuit board 21 . . The normal direction of the first circuit board 21 is parallel to the first direction D and is supported by the first support portion 111 (the first lug 14 and the second lug 15). Specifically, the first circuit board 21 has a main board portion 211 and two protrusions 212 protruding from opposite sides of the main board portion 211, and the two bumps 212 are respectively placed on the two cards. The slot 18 allows the first circuit board 21 to be constrained in a plane perpendicular to the first direction D. When the cover 12 and the housing 11 are closed, the first pressing rib 122 in the cover 12 is pressed against the surface of the first circuit board 21 facing the cover 12, that is, one of the first circuit boards 21 The side is supported by the first support portion 111 and is pressed against the opposite sides of the first support portion 111 by the first pressing ribs 122, and the first pressing rib 122 and the first support are in the first direction D. The unit 111 is jointly limited. The electrical connector 22 is disposed corresponding to the receptacle 121a for the mating connector to interface with the electrical connector 22 through the receptacle 121a. In this embodiment, the electrical connector 22 is exemplified by a USB-compliant connector. Other types of connectors may be used in the modified embodiment, such as a High Definition Multimedia Interface (High Definition Multimedia Interface). The connector of the HDMI) specification, the connector conforming to the Video Graphics Array (VGA) specification, and the connector conforming to the Local Area Network (LAN) specification.

Referring to FIG. 3 , FIG. 4 , FIG. 9 to FIG. 11 , the second electronic module 3 is located in the accommodating space 10 and electrically connected to the first electronic module 2 , and includes a second circuit board 31 . The second circuit board 31 is disposed perpendicular to the first circuit board 21 and is guided and positioned in the seat body 13 by the guiding portion 141 during installation. In this embodiment, the guiding portion 141 is formed by the side edge of the first lug 14 adjacent to the first seat sidewall 131, and corresponds to the position of the limiting groove 139 of the first seat connecting wall 133. When the second electronic module 3 is placed in the housing 11, the second circuit board 31 can be placed into the limiting slots 139 by the guiding of the guiding portion 141, so that the second circuit board 31 is parallel. The two side edges of the one direction D are respectively accommodated in the two limiting grooves 139, and the width of the limiting groove 139 is slightly larger than the thickness of the second circuit board 31, so that the second circuit board 31 is easily located in the limiting groove 139. The inner first direction D moves. The second electronic module 3 is disposed in the first receiving portion 137. The second circuit board 31 is disposed on the first side wall 131 and is received by the antistatic rib 124 on the first side wall 131. The groove 131a is evacuated to provide better antistatic shielding to the second circuit board 31.

Referring to FIG. 3 , FIG. 4 , FIG. 9 , FIG. 11 and FIG. 12 , the third electronic module 4 is located in the accommodating space 10 and electrically connected to the second electronic module 3 , and includes the first circuit board 21 . a third circuit board 41 is disposed. The third circuit board 41 is supported by the second support portion 112 and is pressed against the second pressing rib 123 on the opposite side of the second support portion 112. The first circuit board 21 has a plurality of notches 213 for the passage of the second pressing ribs 123, respectively (see Fig. 7). The third circuit board 41 is at the upper limit of the first direction D by the second support portion 112 and the second pressing ribs 123. In this embodiment, the second circuit board 31 partially extends across the partition wall 136 between the third circuit board 41 and the first circuit board 21, and the second circuit board 31 is provided with a connection terminal (not shown). The terminal is connected and soldered to the first circuit board 21, and the second circuit board 31 is electrically connected to the first circuit board 21 and relatively fixed.

In this embodiment, the third electronic module 4 further includes two conductive terminals 42 disposed on the third circuit board 41 for connecting external wires (not shown), the conductive terminals 42 and the external power wires. The connection method is the same as that of Taiwan Patent Publication No. 2011826652A and No. 201826653A, and will not be described in detail herein. The third circuit board 41 and the second circuit board 31 are electrically connected by wires to transmit the alternating current that is transmitted from the wires of the external power source to the second circuit board 31. The second electronic module 3 is configured to convert alternating current into direct current and transmit the converted direct current to the first circuit board 21. The second electronic module 3 further includes a plurality of electronic components 32 such as a transformer, an electrolytic capacitor, a resistor, an inductor, and the like. The first electronic module 2 further includes a plurality of electronic components 23, such as smoothing capacitors, to smooth the direct current from the second circuit board 31 to the electrical connector. The electronic component 32 of the second electronic module 3 is disposed on the same side of the second circuit board 31. The electronic component 23 of the first electronic module 2 and the electrical connector 22 are disposed on the same side of the first circuit board 21.

The first circuit board 21 is at an upper limit position in the first direction D by the first supporting portion 111 and the first pressing ribs 122, and the second supporting portion 112 and the second pressing ribs 123 are used to the third circuit. The plate 41 is at the upper limit of the first direction D, and the support member can be omitted as compared with the aforementioned Taiwan Patent Publication, that is, the overall volume can be further reduced, and the wiring device can be further miniaturized.

In this embodiment, when the foregoing components are to be assembled, the first electronic module 2, the second electronic module 3, and the third electronic module 4 are electrically connected together, and the first electronic module 2 and the second electronic device are in this case. The positions of the module 3 and the third electronic module 4 are relatively positioned and placed together in the housing 11, and finally the housing 12 and the housing 11 are combined to complete the assembly. When being assembled, the guiding portion 141 of the first lug 14 can be guided, so that the operator can easily install and position the second electronic module 3, and the first electronic module 2 and the third electronic module are also easily 4 is positioned in the housing 11 together.

As described above, the wiring device can be further miniaturized by the above-described structural design of the outer casing 1 and the arrangement relationship between the first electronic module 2, the second electronic module 3, and the third electronic module 4. The process of mounting the second electronic module 3 can be facilitated by the first lug 14 having the guiding portion 141. In addition, the cover 12 and the housing 11 respectively have matching anti-static ribs 124 and escape grooves 131a on one side of the adjacent second circuit board 31, so that the second circuit board 31 can have better anti-static shielding. And it has a foolproof function when assembling the cover 12 and the housing 11.

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‧‧‧ accommodating space

11‧‧‧Shell

111‧‧‧First support

112‧‧‧Second support

12‧‧‧Shell cover

121‧‧‧ cover

121a‧‧‧ jack

121b‧‧‧ Cover joint

121c‧‧‧ Notch

122‧‧‧First compression rib

123‧‧‧Second compression rib

124‧‧‧Anti-static ribs

125‧‧‧ buckle

125a‧‧‧ buttonhole

126‧‧‧ first cover side wall

127‧‧‧Second cover side wall

128‧‧ ‧ cover wall

129‧‧‧ top wall

13‧‧‧ body

131‧‧‧First side wall

131a‧‧‧ escaping slot

132‧‧‧Second side wall

133‧‧‧The first connecting wall

134‧‧‧Second connection wall

135‧‧‧ joint joint

136‧‧‧ partition wall

137‧‧‧First Storage Department

138‧‧‧Second Storage Department

139‧‧‧ Limit groove

14‧‧‧First lug

141‧‧ Guidance Department

15‧‧‧second lug

16‧‧‧First reinforcement rib

17‧‧‧second reinforcement rib

18‧‧‧ card slot

19‧‧‧ card block

2‧‧‧First electronic module

21‧‧‧First board

211‧‧‧ Main Board

212‧‧‧Bumps

213‧‧ ‧ gap

22‧‧‧Electrical connector

23‧‧‧Electronic components

3‧‧‧Second electronic module

31‧‧‧Second circuit board

32‧‧‧Electronic components

4‧‧‧ Third electronic module

41‧‧‧ Third board

42‧‧‧Electrical terminals

D‧‧‧First direction

Other features and effects of the present invention will be apparent from the embodiments of the drawings, in which:  Figure 1 is a perspective view of an embodiment of a wiring harness of the present invention;  Figure 2 is an exploded perspective view of the embodiment;  Figure 3 is an exploded perspective view of the embodiment;  Figure 4 is an exploded perspective view showing the outer casing of the embodiment;  Figure 5 is a perspective view showing the housing of the embodiment;  Figure 6 is a cross-sectional view showing the coupling relationship between the antistatic rib and the escape groove of the embodiment;  Figure 7 is a cross-sectional view showing the action relationship between the first pressing rib and the first circuit board of the embodiment;  Figure 8 is another perspective sectional view showing the action relationship between the first pressing rib and the first circuit board of the embodiment;  Figure 9 is a perspective view showing the mounting relationship between the second circuit board, the third circuit board and the housing of the embodiment;  Figure 10 is a cross-sectional view showing the mounting relationship of the second circuit board of the embodiment and the guiding portion of the housing;  Figure 11 is a cross-sectional view showing the action relationship between the second pressing rib and the third circuit board of the embodiment; and  Fig. 12 is another perspective sectional view showing the action relationship between the second pressing rib and the third circuit board of the embodiment.  

Claims (7)

A wiring device comprising:
An outer casing includes a casing and a casing, and the casing and the casing are combined to form an accommodating space, the casing has a first supporting portion and a second supporting portion, and the casing has a casing a cover body, a plurality of first pressing ribs and a plurality of second pressing ribs, the cover body having a receiving hole penetrating in a first direction to communicate the receiving space with the outside, the first pressing ribs and the same a second pressing rib is formed on the inner surface of the cover body, and the second pressing ribs extend in the first direction and protrude the cover body toward the housing;
a first electronic module is disposed in the accommodating space, and includes a first circuit board and an electrical connector disposed on the first circuit board, wherein a normal direction of the first circuit board is parallel to the first direction The first support portion supports the limit and is pressed against the opposite sides of the first support portion by the first pressing ribs, and the electrical connector is disposed corresponding to the jack for the pair of connectors to pass through the jack and the electric Connector docking;
a second electronic module is disposed in the accommodating space and electrically connected to the first electronic module, and includes a second circuit board disposed perpendicular to the first circuit board; and a third electronic module located at the second electronic module Spaced and electrically connected to the second electronic module, and includes a third circuit board disposed parallel to the first circuit board, the third circuit board being supported by the second support portion and opposite to the second support portion The sides are pressed by the second pressing ribs. The wiring device of claim 1, wherein the first circuit board has a plurality of notches for respectively passing the second pressing ribs. The wiring device of claim 1, wherein the cover further has at least one antistatic rib, the at least one antistatic rib extending in the first direction toward the housing, the housing is further And having at least one escaping groove matched with the at least one antistatic rib to accommodate the at least one antistatic rib. The wiring device of claim 3, wherein the cover further has a first cover sidewall, a second cover sidewall, two cover connecting walls and a top wall, the first cover sidewall being spaced apart from the second cover sidewall Oppositely, the two cover connecting walls are spaced apart from each other and the four are connected to form a continuous surrounding wall, and the top wall is connected to the first cover side wall, the second cover side wall and the side of the two cover connecting walls and is formed The socket, the at least one anti-static rib is formed on an inner surface of the first cover sidewall, the housing further has a first sidewall of the first cover sidewall and a second sidewall corresponding to the second cover sidewall And two seat connecting walls respectively corresponding to the two cover connecting walls, the at least one avoiding groove is formed on the first seat side wall, and the second circuit board is disposed opposite to the first seat side wall. The wiring device of claim 4, wherein the first support portion includes two lugs extending from the two connecting walls in the first direction and protruding toward the cover, each lug having a card The first circuit board has a main board portion and two protrusions respectively protruding from opposite sides of the main board portion, and the two bumps are respectively inserted in the two card slots. The wiring device of claim 5, wherein the second supporting portion comprises a partition wall connecting the first seat side wall and the second seat side wall between the two connecting walls, and the shell The first accommodating portion of the second electronic module and the second accommodating portion accommodating the third electronic module are disposed. The wiring device of claim 6, wherein the housing further has a pair of limiting grooves formed in the first receiving portion and respectively formed on the partition wall and the corresponding connecting wall, the pair of limiting grooves being The first direction extends and respectively accommodates opposite side edges of the second circuit board.