JP2007287519A - Connection device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a connection device 11 capable of easily connecting two boards 12 to each other by one component. <P>SOLUTION: Edge parts 16 of the two boards 12 are inserted and arranged in a body part 24 of a connection device body 21. A lock part 25 of the connection device body 21 locks the respective boards 12 arranged in the body part 24. Connection terminals 22 in the body part 24 electrically contacts connection patterns 17 of the respective boards 12, and the two boards 12 are electrically connected to each other through the connection terminals 22. By this connection device 11, the two boards 12 are electrically and mechanically connected to each other. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a connection device that electrically and mechanically connects two substrates adjacent in a plane direction.

  Conventionally, in order to electrically and mechanically connect two boards that are parallel to each other in the plane direction, the connector plug is installed at the edge of one board and the connector receptacle is installed at the edge of the other board. The two substrates are electrically and mechanically connected by combining the plug and the receptacle (see, for example, Patent Document 1).

These plugs and receptacles have a case and connection terminals arranged in the case. The leg portions of the connection terminals protrude from the case and are inserted into through holes formed in the substrate, and soldered on the back side of the substrate. It is attached.
Japanese Patent Laid-Open No. 10-83873 (page 4, FIG. 4-5)

  However, the connector has two parts, ie, a plug and a receptacle, and a case and a connection terminal are required for each part, resulting in an increase in the number of parts.

  Further, since the plug and receptacle of the connector must be soldered to the board, there is a problem that it takes time for wiring work.

  The present invention has been made in view of these points, and an object of the present invention is to provide a connection device that can easily connect two substrates with one component.

  The connection device according to claim 1 is a connection having a main body portion in which edges of two substrates adjacent to each other in the plane direction are detachably disposed, and a locking portion for locking each substrate disposed in the main body portion. An apparatus main body and a connection terminal that is arranged on the main body of the connection device and electrically connects the two boards arranged on the main body by making electrical contact with each board arranged on the main body of the connection device main body. It is equipped with.

  According to a second aspect of the present invention, there is provided the connection device according to the first aspect, wherein an insertion portion is provided on each side of the body portion of the main body of the connection device so that an edge portion of each substrate is inserted to hold each substrate. The locking part of the main body locks each substrate inserted in the insertion part of the main body part and regulates the movement in the anti-insertion direction.

  The connection device according to claim 3 is the connection device according to claim 2, wherein the locking portion of the connection device main body includes two hooks for locking each substrate, a swinging portion provided with these two hooks on both sides, It has a support part that is supported by the main body part so as to be able to swing through an intermediate part of the swinging part.

  The connection device according to claim 4 is the connection device according to claim 2 or 3, wherein an opening for disposing the connection terminal facing each insertion portion on both sides is formed on the back surface of the main body of the connection device body. The connection terminal protrudes into each insertion portion on both sides, and is provided with contact portions on both sides that are elastically deformed by contact with each substrate inserted into each insertion portion and are in pressure contact with and electrically connected to each substrate. It is what.

  The connection device according to claim 5 is the connection device according to any one of claims 1 to 4, wherein a plurality of connection terminals are arranged in a direction along an edge of each substrate disposed in a main body portion of the connection device body. It is what.

  According to the connection device of the first aspect, by disposing the edge portions of the two substrates adjacent to each other in the surface direction on the main body portion of the connection device main body, the locking portion locks each substrate disposed on the main body portion. In addition, since the connection terminals are in electrical contact with the respective substrates arranged in the main body portion to electrically connect the two substrates arranged in the main body portion, for example, without performing wiring work such as soldering. Well, one board can easily connect two substrates electrically and mechanically.

  According to the connection device according to claim 2, in addition to the effect of the connection device according to claim 1, by inserting the edge portions of the respective boards into the insertion portions on both sides of the main body portion of the connection device main body, While holding each board | substrate and latching each board | substrate inserted in the insertion part of the main-body part and restrict | limiting the movement to an anti-insertion direction, one-touch mounting | wearing is possible only by inserting a board | substrate.

  According to the connection device of the third aspect, in addition to the effect of the connection device of the second aspect, the locking portion includes a swinging portion provided with two hooks on both sides for locking each substrate. Since it is swingably supported through the intermediate part of the moving part, it is possible to easily insert the board into the insertion part of the main body part and to easily remove the board from the insertion part of the main body part, thereby improving the workability. It can be improved.

  According to the connection device of the fourth aspect, in addition to the effect of the connection device according to the second or third aspect, the connection terminal faces each insertion portion on both sides through the opening on the back surface of the main body of the connection device body. In addition, the contact portions on both sides of the connection terminal protrude into the respective insertion portions on both sides, and are elastically deformed by the contact with each substrate inserted in each insertion portion and press-contact with each substrate. Therefore, it can be reliably electrically connected to the substrate.

  According to the connection device of the fifth aspect, in addition to the effect of the connection device according to any one of the first to fourth aspects, there are a plurality of connections in the direction along the edge of each substrate disposed in the main body of the connection device main body. The connection terminals can be arranged to connect the two substrates with a plurality of connection systems.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings.

  As shown in the figure, the connecting device 11 mechanically and electrically connects two substrates 12 to each other in a state adjacent to each other in the horizontal direction and parallel to the surface direction of the substrate 12, for example.

  Each substrate 12 is configured by, for example, a printed wiring board in which a circuit pattern is formed on an insulating substrate 15. On one surface of the edge portion 16 of the substrate 12 connected to the connection device 11, a connection pattern 17 as a connection portion formed long along a direction orthogonal to the edge portion of the substrate 12 is formed on the edge portion 16 of the substrate 12. A plurality are arranged at intervals along the direction. These connection patterns 17 constitute a part of the circuit pattern. In addition, slits 18 are formed on the edge of the substrate 12 along the direction orthogonal to the edge 16 of the substrate 12 on both sides and the center of the formation region of the plurality of connection patterns 17. Further, in the vicinity of the edge 16 of the substrate 12, a rectangular locking hole 19 as a locked portion is formed outside the slits 18 on both sides.

  The connection device 11 includes a connection device main body 21 and a plurality of connection terminals 22 incorporated in the connection device main body 21.

  The connection device main body 21 is integrally formed of, for example, an insulating synthetic resin material, and has a main body portion 24 in which the edge portion 16 of each substrate 12 is detachably inserted from both sides. Locking portions 25 for locking the respective substrates 12 disposed in the main body portion 24 are formed at both ends intersecting both side portions into which the respective substrates 12 are inserted.

  The main body portion 24 is formed in a thin, substantially rectangular frame shape, and slit-like insertion openings 26 into which the edge portions 16 of the respective substrates 12 are inserted are formed on both side surfaces of the main body portion 24. Insertion portions 27 into which the edge portions 16 of the respective substrates 12 are inserted through the insertion openings 26 are formed on both sides of the inside. By inserting the substrate 12 into the insertion portion 27, the position in the direction perpendicular to the surface of the substrate 12 is regulated.

  Frame portions 28 are formed at both ends and the center of the insertion opening 26, and the slits 18 of the substrate 12 are fitted into these frame portions 28 to allow the substrate 12 to be inserted and intersect the insertion direction. The position in the direction along the edge 16 of the substrate 12 to be positioned is regulated. Between the insertion portions 27 on both sides in the main body portion 24, a stopper portion 29 is formed that the edge portion 16 of each substrate 12 abuts and the positioning position of each substrate 12 is regulated.

  A pair of holding portions 31 that are opposed to each other via holding grooves 30 into which the edge portions 16 of the substrate 12 are inserted are formed so as to protrude from both side surfaces of the main body portion 24 where the respective substrates 12 are inserted. The distance between the pair of holding portions 31 is formed slightly wider than the thickness of the substrate 12 so as to regulate the position in the direction orthogonal to the surface of the substrate 12, and to facilitate the insertion of the substrate 12. The side surface side of the main body portion 24 is formed to be expanded.

  Inside the main body 24, a connection terminal accommodating portion 32 is formed long in both sides of the main body 24 so that the connection terminal 22 faces the insertion portions 27 on both sides of the main body 24, and the main body 24 A plurality of connection terminal accommodating portions 32 are arranged in the direction along the edge 16 of each substrate 12 inserted and arranged in the portion 24 and in the both end directions of the main body portion 24. A boss portion 33 to which the connection terminal 22 is attached is formed at an intermediate portion of the connection terminal accommodating portion 32.

  A plurality of openings 34 are formed on the rear surface of the main body 24 so that the connection terminals 22 can be attached to the connection terminal accommodating portions 32. Between the plurality of openings 34, a plurality of support portions 35 that support the surface on the back surface side of the substrate 12 inserted into the insertion portion 27 on the same surface as the inner edge portion of the insertion port 26 are formed.

  Each locking portion 25 has a swinging portion 37 formed on both sides with two hooks 36 that are releasably locked to the locking hole 19 of each substrate 12, and an intermediate portion of the swinging portion 37 is a main body. The portion 24 is supported by support portions 38 protruding from the center of both end faces. That is, the swinging portion 37 is disposed on the surface side of the main body portion 24 with a gap from the surface of the substrate 12 inserted and disposed in the main body portion 24, and each hook 36 on both sides with the support portion 38 as a fulcrum. Is supported so as to be swingable in a seesaw shape so as to be easily engaged with and disengaged from the substrate 12. The hook 36 is disposed so as to protrude in the insertion area of the substrate 12 with respect to the main body 24, and the outer surface side of the hook 36 is formed on an inclined surface so that the substrate 12 can be easily inserted, and the inner surface side is locked to the substrate 12 A locking surface parallel to the inner edge of the locking hole 19 is formed so as to engage the edge of the hole 19 and restrict the movement of the substrate 12 in the anti-insertion direction.

  Each connection terminal 22 is integrally formed by a conductive leaf spring, and is attached to be attached to the boss portion 33 of the main body portion 24 by being bent into a substantially U shape at the intermediate portion. A portion 40 is formed, and terminal portions 41 are formed from both sides of the mounting portion 40 to be accommodated in the connection terminal accommodating portions 32 on both sides of the main body portion 24. Each terminal portion 41 is bent from the mounting portion 40 and disposed in the connection terminal accommodating portion 32 of the main body portion 24, and is bent into a substantially U shape from the distal end side facing the insertion port 26 side of the main body portion 24. Yes. Each of the terminal portions 41 is bent into a substantially U-shaped tip, and protrudes into the insertion portion 27 and is elastically deformed by contact with each substrate 12 inserted in each insertion portion 27 to connect each substrate 12. A contact portion 42 that is in pressure contact with and electrically connected to the pattern 17 is formed.

  Next, the operation of the present embodiment will be described.

  In order to connect the two substrates 12 by the connecting device 11, each slit 18 of the edge 16 of each substrate 12 is aligned with each frame portion 28 of the main body 24 of the connecting device body 21, and the edge of each substrate 12 is aligned. 16 is inserted into the insertion slot 26 of the main body 24. As a result, the connection pattern 17 region of the substrate 12 is inserted into the insertion portion 27 from the insertion port 26 of the main body 24, and a pair of outer edges of the outer slit 18 are formed in the outer region of the connection pattern 17 region of the substrate 12. Are inserted into the holding grooves 30 between the holding portions 31.

  In the process of inserting the substrate 12, the edge 16 of the substrate 12 contacts the inclined surface of the hook 36 of the locking portion 25, but the swinging portion 37 is elastically deformed so that it swings around the support portion 38 as a fulcrum. Since 36 easily escapes, insertion of the substrate 12 can be allowed. At this time, the two substrates are not inserted into the main body at the same time, but are inserted one by one in order, so that the swinging portion 37 is elastically deformed so that it swings around the support portion 38 as a fulcrum. Escape easily.

  In the process of inserting the substrate 12, the substrate 12 inserted into the insertion portion 27 comes into contact with the contact portion 42 of each connection terminal 22, and the contact portion 42 of each connection terminal 22 is inserted without being elastically deformed.

  The position in the insertion direction is regulated by the edge portion 16 of the substrate 12 abutting against the stopper portion 29 of the main body 24, and the position of the edge portion 16 of the substrate 12 is inserted to the insertion position where it abuts against the stopper portion 29. The hook 36 of the stop portion 25 engages with the locking hole 19 of the substrate 12 and restricts the movement of the substrate 12 in the anti-insertion direction with respect to the main body portion 24.

  Then, the substrate 12 inserted and arranged in the main body portion 24 is inserted in each frame portion 28 of the main body portion 24 so that each slit 18 of the substrate 12 fits in the direction along the edge portion 16 of the substrate 12 intersecting the insertion direction. The position is regulated, the edge of the substrate 12 is inserted into the insertion port 26 of the main body 24, and the position in the direction perpendicular to the surface of the substrate 12 when the substrate 12 is fitted between the pair of holding portions 31. The positioning is regulated. Therefore, each substrate 12 inserted and arranged in the connection device 11 is positioned and held in all directions.

  With each substrate 12 inserted and arranged in this connection device 11 positioned and held in all directions, the contact portion 42 of each connection terminal 22 is elastically deformed and pressed against each connection pattern 17 on each substrate 12. And are electrically connected. Therefore, the connection patterns 17 of the two substrates 12 are electrically connected to each other through the connection terminals 22.

  As described above, according to the connection device 11, the locking portion 25 is disposed in the main body portion 24 by disposing the edge portions 16 of the two substrates 12 adjacent to each other in the surface direction on the main body portion 24 in the connection device main body 21. In order to electrically connect the two substrates 12 disposed in the main body portion 24 by locking each substrate 12 and electrically connecting the connection terminals 22 to the respective substrates 12 disposed in the main body portion 24, Wiring work such as soldering is not required, and the two substrates 12 can be easily connected electrically and mechanically with one component of the connecting device 11.

  In particular, by inserting the edge portions 16 of the respective substrates 12 into the insertion portions 27 on both sides of the main body portion 24 of the connection device main body 21, each of the substrates 12 is held by the insertion portions 27, and the locking portions 25 are connected to the main body portion 24. Since each substrate 12 inserted into the insertion portion 27 is locked and the movement in the anti-insertion direction is restricted, one-touch mounting can be performed simply by inserting the substrate 12.

  In addition, the locking portion 25 includes a swinging portion 37 provided on both sides with two hooks 36 for locking each substrate 12, and is supported so as to be swingable through an intermediate portion of the swinging portion 37. The board 12 can be easily inserted into the insertion part 27 of the part 24, and the board 12 can be easily detached from the insertion part 27 of the main body part 24, thereby improving workability.

  Through the opening 34 on the back surface of the main body 24 of the connection device main body 21, the connection terminal 22 can be disposed so as to face the insertion portions 27 on both sides, and the contact portions 42 on both sides of the connection terminal 22 are arranged on both sides. Projecting into each insertion portion 27, and elastically deformed by contact with each substrate 12 inserted into each insertion portion 27 and pressed against each substrate 12, so that it can be reliably electrically connected to the substrate 12. .

  Although the substrate 12 is inserted and arranged in the connection device 11, by attaching the connection device 11 from the surface direction of the substrate 12, the locking portion 25 of the connection device 11 penetrates the substrate 12 and the back side of the substrate 12 The connection terminal 22 may be in contact with the connection pattern 17 of the substrate 12.

It is the perspective view which notched some connection apparatuses which show one embodiment of this invention. It is a perspective view of the decomposition | disassembly state of a connection apparatus same as the above. It is a perspective view of the connection state of a connection apparatus same as the above. It is a perspective view of a connection apparatus same as the above. It is a bottom view of a connection apparatus same as the above. It is a side view of a connection apparatus same as the above. It is sectional drawing of a connection apparatus same as the above.

Explanation of symbols

11 Connected devices
12 Board
16 Edge
21 Connected device
22 Connection terminal
24 Main unit
25 Locking part
27 Insertion section
34 opening
36 hook
37 Oscillating part
38 Support section
42 Contact area

Claims (5)

A main body portion in which edges of two substrates adjacent in the surface direction are detachably disposed, and a connection device main body having a locking portion for locking each substrate disposed in the main body portion;
A connection terminal disposed on the main body of the connection device and electrically connected to each substrate disposed on the main body of the connection device main body to electrically connect the two substrates disposed on the main body. A connection device characterized by that. On both sides of the main body portion of the connection device body, an insertion portion is provided for holding each substrate by inserting the edge portion of each substrate,
The connection device according to claim 1, wherein the locking portion of the connection device main body locks each substrate inserted into the insertion portion of the main body portion to restrict movement in the counter-insertion direction. The locking part of the connecting device main body is supported by the main body so as to be swingable via two hooks for locking each substrate, a swinging part provided with these two hooks on both sides, and an intermediate part of the swinging part. The connection device according to claim 2, further comprising: a support portion configured to support the connection. On the back surface of the main body of the connection device body, an opening is formed to place the connection terminal facing each insertion part on both sides,
The connection terminal protrudes into each insertion portion on both sides, and is provided with contact portions on both sides that are elastically deformed by contact with each substrate inserted into each insertion portion and are in pressure contact with and electrically connected to each substrate. The connection device according to claim 2 or 3, wherein The connection device according to any one of claims 1 to 4, wherein a plurality of connection terminals are arranged in a direction along an edge portion of each substrate disposed in a main body portion of the connection device main body.

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