JP5916113B2 - Electronic component assembly, electronic component module and electrical junction box - Google Patents

Description

  The present invention relates to an electronic component assembly for electrically connecting an electronic component and an external terminal, an electronic component module having the electronic component assembly, and an electrical junction box having the electronic component assembly.

  FIG. 22 is an explanatory diagram for explaining a connection structure between an electronic component and an external terminal in a conventional electrical junction box. In FIG. 22, reference numeral 201 denotes an electric connection box, reference numeral 215 denotes a case of the electric connection box 201, reference numeral 16 denotes a relay (electronic component), and reference numeral 19 denotes a connector connected to the relay 16.

  The case 215 includes a case body 215a (holding member) to which the relay 16 and the connector 19 are attached, an upper cover 215b that covers the upper surface of the case body 215a, and a lower cover 215c that covers the lower surface of the case body 215a. Yes.

  The relay 16 includes a rectangular relay body 16a and a plurality of terminal portions 16b protruding from the relay body 16a.

  The connector 19 includes a plurality of female terminal fittings 14 (external terminals) that are electrically connected to the plurality of terminal portions 16 b of the relay 16, and a connector housing that houses the plurality of female terminal fittings 14. Each female terminal fitting 14 is connected to the end of the electric wire 12.

  In the electrical connection box 201 having the above-described configuration, the connector 19 is mounted on the case body 215a, and each terminal portion 16b of the relay 16 is inserted into each female terminal fitting 14 of the connector 19, whereby the relay 16 and the plurality of female terminals are connected. The metal fitting 14 is electrically connected (for example, refer to Patent Document 1).

JP 2010-221787 A

  However, the connection structure between the relay 16 and the female terminal fitting 14 in the electrical junction box 201 described above has a problem that the volume occupied in the case 215 is large. In particular, since the dimension in the fitting direction between the relay 16 and the female terminal fitting 14 is at least the dimension H2 that is the sum of the height dimension H3 of the relay body 16a and the height dimension H4 of the connector 19, There was a problem that the dimension of the case 215 in the height direction (arrow Y direction) becomes large.

  Therefore, the present invention provides an electronic component assembly that can reduce the size in the fitting direction between the external terminal connecting portion and the external terminal and can reduce the holding member, an electronic component module having the electronic component assembly, and the electronic component An object is to provide an electrical junction box having an assembly.

In order to achieve the above object, the invention described in claim 1 includes an electronic component and an external terminal connection portion that is electrically connected to the electronic component and is fitted to an external terminal, and has a holding member. an electronic component assembly that is housed in the housing portion of the external terminal connection portion and the electronic component are disposed in a direction crossing the fitting direction between said external terminal the external terminal connecting portions In the electronic component assembly , the external terminal connection portion is within the width of the electronic component in the fitting direction of the external terminal connection portion and the external terminal .

  The invention described in claim 2 is the invention described in claim 1, further comprising a substrate in which a bus bar is attached to an insulating plate, and the external terminal connection portion is a part of the bus bar, The fitting direction of the external terminal connecting portion and the external terminal is parallel to the substrate.

  Invention of Claim 3 has the board | substrate by which the wiring pattern was printed on the insulating board in the invention described in Claim 1, and the said external terminal connection part is a part of said wiring pattern, A fitting direction between the external terminal connection portion and the external terminal is parallel to the substrate.

  The invention described in claim 4 is the invention described in claim 2, wherein the electronic component is electrically connected to the bus bar, the external terminal connection portion, the component mounting portion, and the An intermediate portion located between the external terminal connection portion, a plurality of the external terminal connection portions are disposed on at least one side of the electronic component, and the intermediate portion of at least one of the bus bars is at a right angle. It is characterized by being bent.

  The invention described in claim 5 is the invention described in claim 4, wherein a plurality of the external terminal connection portions are arranged on both sides of the electronic component, and the intermediate portions of all the bus bars are perpendicular to each other. It is bent, The fitting direction of the said external terminal with respect to all the said external terminal connection parts and the direction of the said external terminal are the same, It is characterized by the above-mentioned.

  The invention described in claim 6 is the invention described in any one of claims 2 to 5, wherein the insulating plate is inserted into the housing portion in a direction more than the external terminal connection portion. An insertion guide portion protruding toward the distal end side is provided.

  The invention described in claim 7 is the invention described in claim 6, wherein the thickness of the insulating plate is gradually reduced toward the distal end side in the insertion direction to the accommodating portion at the distal end of the insertion guide portion. The taper which forms is formed.

  The invention described in claim 8 is the invention described in any one of claims 2 to 7, wherein a flat surface is formed at a rear end of the insulating plate in the insertion direction to the housing portion. It is characterized by that.

  The invention described in claim 9 is the invention described in any one of claims 1 to 8, wherein a plurality of the external terminal connection portions are provided, and the external terminal connection portions, the external terminals, It has the external terminal connection part from which the position of this fitting direction differs.

  The invention described in claim 10 is the invention described in any one of claims 1 to 9, wherein the electronic component is a board relay.

  An eleventh aspect of the present invention includes the electronic component assembly according to any one of the first to tenth aspects and a holding member in which the electronic component assembly is accommodated. This is an electronic component module.

  The invention described in claim 12 includes the electronic component assembly according to any one of claims 1 to 10 and a holding member in which the electronic component assembly is accommodated. This is an electrical junction box.

  According to the invention described in claim 1, the external terminal connection portion and the electronic component are arranged in a direction crossing a fitting direction between the external terminal connection portion and the external terminal. It is possible to provide an electronic component assembly that can reduce the size of the terminal connection portion and the external terminal in the fitting direction and can reduce the size of the holding member.

  According to a second aspect of the present invention, there is provided a substrate having a bus bar attached to an insulating plate, wherein the external terminal connection part is a part of the bus bar, and the external terminal connection part and the external terminal Since the fitting direction is parallel to the substrate, the electronic component assembly can be provided at a low cost.

  According to the invention described in claim 3, the wiring board has a printed circuit board printed thereon, the external terminal connection portion is a part of the wiring pattern, and the external terminal connection portion and the external Since the fitting direction with the terminal is parallel to the substrate, the degree of freedom of circuit routing can be increased.

  According to the invention described in claim 4, between the component mounting portion to which the electronic component is electrically connected to the bus bar, the external terminal connection portion, and between the component mounting portion and the external terminal connection portion. A plurality of external terminal connection portions are disposed on at least one side of the electronic component, and the intermediate portion of at least one of the bus bars is bent at a right angle. It is possible to make it difficult to produce a dead space.

  According to the invention described in claim 5, a plurality of the external terminal connection portions are disposed on both sides of the electronic component, and the intermediate portions of all the bus bars are bent at a right angle, Since the fitting direction of the external terminal with respect to the external terminal connection portion and the direction of the external terminal are the same, the projection shape of the electronic component assembly, that is, the planar shape, becomes a rectangular shape, and it is difficult to generate a dead space in the holding member. it can. Moreover, the fitting operation | work with an external terminal connection part and an external terminal can be made efficient.

  According to the invention described in claim 6, since the insulating plate is provided with the insertion guide portion that protrudes toward the distal end side in the insertion direction with respect to the housing portion rather than the external terminal connection portion, the external terminal connection The insertion guide portion is inserted into the housing portion before the portion is inserted into the housing portion. For this purpose, the external terminal connection portion can be inserted straight into the housing portion. Therefore, the external terminal connection portion can be prevented from being twisted.

  According to the seventh aspect of the present invention, since the tip of the insertion guide portion is formed with a taper that gradually decreases the thickness of the insulating plate toward the distal end side in the insertion direction to the housing portion. The insertion guide portion can be easily inserted into the housing portion.

  According to the invention described in claim 8, since the flat surface is formed at the rear end of the insulating plate in the insertion direction to the housing portion, the flat surface is inserted when the electronic component assembly is inserted into the housing portion. Can be easily inserted.

  According to the invention described in claim 9, since the external terminal connection portion is provided in a plurality, and the external terminal connection portion and the external terminal have external terminal connection portions having different positions in the fitting direction. In addition, it is possible to easily handle the electric wire to which the external terminal is attached.

  According to the invention described in claim 10, since the electronic component is a board relay, the electronic component assembly can be further reduced in size.

  According to an eleventh aspect of the present invention, the electronic component assembly according to any one of the first to tenth aspects and a holding member in which the electronic component assembly is accommodated are provided. Therefore, an electronic component module that can be miniaturized can be provided.

  According to the invention described in claim 12, the electronic component assembly according to any one of claims 1 to 10 and a holding member in which the electronic component assembly is accommodated. Therefore, it is possible to provide an electrical junction box that can be miniaturized.

It is a figure which shows the electronic component assembly and electronic component module concerning the 1st Embodiment of this invention, (a) is a top view, (b) is a front view. FIG. 2 is an exploded view of the electronic component module shown in FIG. 1. It is a perspective view of the electronic component module concerning the 2nd Embodiment of this invention. FIG. 4 is a plan view of an electrical junction box to which the electronic component module shown in FIG. 3 is applied. FIG. 5 is an exploded view of the electrical junction box shown in FIG. 4. It is a figure which shows the electronic component assembly and electronic component module concerning the 3rd Embodiment of this invention, (a) is a top view, (b) is a front view. FIG. 7 is an exploded view of the electronic component module shown in FIG. 6. It is a top view of the electrical junction box to which the electronic component module concerning the 4th Embodiment of this invention was applied. It is sectional drawing along the BB line in FIG. It is a figure which shows the electronic component assembly and electronic component module concerning the 5th Embodiment of this invention, (a) is a top view, (b) is a front view. FIG. 11 is an exploded view of the electronic component module shown in FIG. 10. It is a figure which shows the electronic component assembly and electronic component module concerning the 6th Embodiment of this invention, (a) is a top view, (b) is a front view. FIG. 13 is an exploded view of the electronic component module shown in FIG. 12. It is a perspective view of the electronic component assembly and electronic component module concerning the 7th Embodiment of this invention. FIG. 15 is an exploded view of the electronic component assembly shown in FIG. 14. It is a perspective view of the bus bar which comprises the electronic component assembly shown by FIG. It is a perspective view which shows the lower surface side of the holding member shown by FIG. It is explanatory drawing explaining an example of the decomposition | disassembly method of the electronic component module shown by FIG. It is sectional drawing along the CC line in FIG. It is a perspective view of the jig | tool shown by FIG. It is a perspective view which shows the external terminal which can be connected to the external terminal connection part of the electronic component assembly of this invention. It is explanatory drawing for demonstrating the connection structure of the electronic component and external terminal in the conventional electrical junction box.

(First embodiment)
An “electronic component assembly” and an “electronic component module” according to a first embodiment of the present invention will be described with reference to FIGS.

  As shown in FIGS. 1 and 2, the electronic component assembly 1 </ b> A includes a board relay 10 (corresponding to “electronic part” in the claims), a board terminal relay 10, and a female terminal. And an external terminal connection portion 41 to be fitted with the metal fitting 9 (corresponding to “external terminal” in the claims), and electrically connect the board relay 10 and the plurality of female terminal metal fittings 9. Is to do. The electronic component assembly 1A is accommodated in the internal space of the holding member 3A, that is, the accommodating portion.

  The electronic component module 13A includes the electronic component assembly 1A and the holding member 3A.

  The plurality of female terminal fittings 9 are attached to the ends of the electric wires 12a to 12d, and an electric wire connecting portion 91 electrically connected to the electric wires 12a to 12d and an external terminal connecting portion 41 to be described later are placed between each other. And a pair of clamping pieces 92 for clamping. Moreover, although all the electric wires 12a-12d are covered electric wires, since the electric wire diameters differ, the different signs are given. The electric wires 12b and 12c have a larger wire diameter than the electric wires 12a and 12d.

  The configuration of the electronic component assembly 1A will be described in detail. The electronic component assembly 1A includes a board relay 10 and a bus bar board 2A (corresponding to “board” in the claims) in which a plurality of bus bars 4a, 4b, 4c, and 4d are attached to an insulating plate 5A. Have.

  As shown in FIG. 2, the board relay 10 has a cubic relay body 10a having six planes, and a plurality of lead portions 10b protruding from one plane of the relay body 10a. .

  The bus bar substrate 2A is formed by collectively punching a plurality of bus bars 4a to 4d from a metal plate and attaching the plurality of bus bars 4a to 4d to the insulating plate 5A by insert molding. Moreover, in this invention, you may make it attach by latching the several bus bars 4a-4d to the insulating board 5A other than insert molding.

  In each of the bus bars 4a to 4d, a component mounting portion 42 on which the board relay 10 and the resistor 11 are placed and soldered, an external terminal connection portion 41 electrically connected to the female terminal fitting 9, and a component mounting portion And an intermediate portion 43 located between the external terminal connection portion 41 and the external terminal connection portion 41. The component mounting part 42 is formed flat, and a through-hole through which the lead part 10b of the board relay 10 or the lead part of the resistor 11 is inserted is formed. The external terminal connection portion 41 is formed in a tab shape and protrudes from the end portion of the insulating plate 5A. The external terminal connection portion 41 is electrically connected to the female terminal fitting 9 by being inserted, that is, fitted, between the pair of sandwiching pieces 92 of the female terminal fitting 9. The component mounting part 42, the intermediate part 43, and the external terminal connection part 41 are arranged on the same plane. Moreover, in the electronic component assembly 1A, all the bus bars 4a to 4d are arranged on the same plane.

  The external terminal connection portions 41 of the plurality of bus bars 4 a to 4 d are disposed on both sides of the board relay 10. Specifically, as shown in FIG. 2, the external terminal connection portion 41 of the bus bar 4a and the external terminal connection portion 41 of the bus bar 4b are arranged on the left side of the board relay 10, and the external terminal connection portion of the bus bar 4c. 41 and the external terminal connection portion 41 of the bus bar 4d are disposed on the right side of the board relay 10. The plurality of bus bars 4a to 4d are arranged so that the fitting directions of all the external terminal connecting portions 41 and the female terminal fittings 9 are the same, and the fitting direction is parallel to the bus bar substrate 2A. The protruding direction of the terminal connecting portion 41 from the insulating plate 5A is aligned. Moreover, the arrow S in FIGS. 1 and 2 represents the fitting direction between the external terminal connecting portion 41 and the female terminal fitting 9. Thus, in the electronic component assembly 1A of the present invention, the external terminal connection portion 41 and the board relay 10 are arranged in a direction crossing the fitting direction of the external terminal connection portion 41 and the female terminal fitting 9. Yes.

  Furthermore, the external terminal connection part 41 of the bus bar 4a and the external terminal connection part 41 of the bus bar 4b are arranged at positions shifted in the fitting direction and the direction orthogonal to the fitting direction. Similarly, the external terminal connection portion 41 of the bus bar 4c and the external terminal connection portion 41 of the bus bar 4d are arranged at positions shifted in the fitting direction and the direction orthogonal to the fitting direction. That is, the external terminal connection portions 41 of the bus bars 4a and 4d are arranged on the outer side and the upper side of the external terminal connection portions 41 of the bus bars 4b and 4c. Further, the female terminal fitting 9 attached to the thin electric wires 12a and 12d is electrically connected to the external terminal connection portions 41 of the bus bars 4a and 4d, and the thick electric wires 12b and 12c are connected to the external terminal connection portions 41 of the bus bars 4b and 4c. The female terminal fitting 9 attached to 12c is electrically connected.

  In the electronic component assembly 1A, after a plurality of bus bars 4a to 4d are attached to the insulating plate 5A by insert molding to form the bus bar board 2A, the board relay 10 and the resistor 11 are soldered to the bus bars 4a to 4d. It is assembled by doing.

  The holding member 3 </ b> A is made of a heat-resistant resin, and includes a holding member main body 30 and an surrounding wall 36. The holding member main body 30 is formed in a concave shape from the upper surface 31, and is formed in a concave shape from the lower surface 33. The first accommodating portion 32 accommodates the bus bar substrate 2 </ b> A. A plurality of second accommodating portions 34 that accommodate the respective components are provided. The first housing part 32 and the plurality of second housing parts 34 communicate with each other. Further, a notch 35 is formed on the outer wall of the holding member main body 30 to position the relay main body 10a of the board relay 10 inside. The surrounding wall 36 is composed of three walls standing from the edge of the notch 35 and extends along the side surface of the relay body 10a. The space surrounded by the first storage portion 32, the second storage portion 34, and the surrounding wall 36 described above corresponds to the “storage portion of the holding member 3A” in the claims.

  The electronic component module 13A is assembled by inserting the electronic component assembly 1A into the accommodating portion of the holding member 3A along the arrow T in FIG. Further, by inserting the plurality of female terminal fittings 9 into the plurality of second accommodating portions 34 of the holding member 3A along the arrow S, each external terminal connecting portion 41 and each female terminal fitting 9 are fitted. Together with electrical connection. Further, P1, P2, P3 and P4 in FIG. 1B represent contacts between the external terminal connecting portion 41 and the female terminal fitting 9. In this way, the electronic component assembly 1 </ b> A electrically connects the board relay 10 and the plurality of female terminal fittings 9.

  According to the electronic component assembly 1A of the present invention, a plurality of external terminal connection portions 41 are arranged on both sides of the board relay 10, and the plurality of external terminal connection parts 41 and the board relay 10 are connected to the external terminal connection parts. 41 and the female terminal fitting 9 are arranged in a direction intersecting with the fitting direction of the female terminal fitting 9, so the dimensions in the fitting direction between the external terminal connecting portion 41 and the female terminal fitting 9 are conventional products (see FIG. 22). The holding member 3A can be downsized.

  Further, according to the electronic component assembly 1A of the present invention, since the board relay 10 is adopted as the electronic component, it can be further reduced in size as compared with the conventional product (see FIG. 22). .

  Further, according to the electronic component assembly 1A of the present invention, as shown in FIG. 1B, the female terminal fitting 9 attached to the thick electric wires 12b and 12c is connected to the external terminal connecting portion 41 arranged at a low position. Therefore, when the plurality of wires 12a to 12d are routed, the bending amount of the thick wires 12b and 12c can be reduced, and the wires 12a to 12d can be easily routed.

  In addition, according to the electronic component assembly 1A of the present invention, the manufacturing cost can be kept low because the bus bar substrate 2A in which the plurality of bus bars 4a to 4d are attached to the insulating plate 5A is employed as the substrate. .

(Second Embodiment)
An “electronic component module” and an “electric connection box” according to a second embodiment of the present invention will be described with reference to FIGS. 3-5, the same code | symbol is attached | subjected to the same component as 1st Embodiment mentioned above, and description is abbreviate | omitted.

  In the present embodiment, the electronic component module 113A shown in FIG. 3 is used for an electrical junction box 21 for an automobile, and is attached to the case 15 of the electrical junction box 21 as shown in FIG. The electronic component module 113A includes a plurality of electronic component assemblies 1A (seven in the illustrated example) and a holding member 103A in which the plurality of electronic component assemblies 1A are accommodated. The electronic component assembly 1A is the same as that described in the first embodiment.

  The electrical junction box 21 includes a plurality of components such as the relay 16, the fuse 17, and the electronic component module 113A, and a case 15 that accommodates these components. The case 15 includes a case main body 15a to which the plurality of components are attached, an upper cover (indicated by reference numeral 15b in FIG. 9) that covers the upper surface of the case main body 15a, and a lower cover (in FIG. 9) that covers the lower surface of the case main body 15a. And 15c). FIG. 4 is a plan view of the upper surface of the case body 15a.

  The holding member 103A is made of a synthetic resin, and as shown in FIG. 3, a main body block 130 formed in a block shape and a locking portion that is provided on a side surface of the main body block 130 and locks to the case 15 135. The main body block 130 is formed with a recess from the upper surface 131, and is formed with a first housing portion 132 for housing the bus bar substrate 2 </ b> A and the board relay 10, and a recess from the lower surface 133. There are provided a plurality of second accommodating portions 134 for accommodating the respective female terminal fittings 9 attached to the terminal. The first housing part 132 and the plurality of second housing parts 134 communicate with each other. The first storage portion 132 and the plurality of second storage portions 134 correspond to the “storage portion of the holding member 103 </ b> A” in the claims. Further, seven of the accommodating portions are provided in the holding member 103A.

  Further, in the electronic component module 113A, the fitting directions (directions of arrows S) of the external terminal connecting portions 41 and the female terminal fittings 9 of all the electronic component assemblies 1A are the same.

  The electronic component module 113A is assembled by inserting a plurality of electronic component assemblies 1A into the respective accommodating portions of the holding member 103A along the arrow T in FIG. Further, the plurality of female terminal fittings 9 are inserted into the respective second accommodating portions 134 of the holding member 103A along the arrows S in FIGS. Are fitted and electrically connected. In this way, the electronic component assembly 1 </ b> A electrically connects the board relay 10 and the plurality of female terminal fittings 9.

  According to the electronic component module 113A of the present invention, the dimensions of the holding member 103A in the arrow S direction and the arrow T direction can be reduced. Further, in the electrical junction box 21 of the present invention to which the electronic component module 113A is applied, the dimension in the height direction of the case 15 can be reduced.

  Further, the “holding member” of the present invention may have a configuration in which one electronic component assembly 1A is mounted as in the holding member 3A of the first embodiment, or the holding member of the second embodiment. A configuration in which a plurality of electronic component assemblies 1A are mounted like the member 103A may be used. Further, the “holding member” of the present invention may have a configuration in which the electronic component assembly and other electronic components such as a fuse are mounted. In addition, the “holding member” of the present invention may be formed integrally with the main body of the electrical junction box (for example, the case main body 15a shown in FIG. 9).

(Third embodiment)
An “electronic component assembly” and an “electronic component module” according to a third embodiment of the present invention will be described with reference to FIGS. 6-7, the same code | symbol is attached | subjected to the same component as the 1st-2nd embodiment mentioned above, and description is abbreviate | omitted.

  As shown in FIGS. 6 and 7, the electronic component assembly 1B includes a board relay 10 and a bus bar board 2B formed by attaching a plurality of bus bars 4a ′, 4b, 4c, and 4d ′ to the insulating plate 5B. Have. The electronic component assembly 1B is accommodated in the internal space of the holding member 3B, that is, the accommodating portion.

  The electronic component module 13B includes the electronic component assembly 1B and the holding member 3B.

  Among the plurality of bus bars 4a ', 4b, 4c, 4d', the bus bar 4a ', 4d' has the intermediate portion 43 bent at a right angle toward the board relay 10 side. That is, the electronic component assembly 1B has the same configuration as the electronic component assembly 1A described in the first embodiment, except that the intermediate portion 43 of the bus bars 4a 'and 4d' is bent.

  In addition, P11, P12, P13, and P14 in FIG. 6B represent contacts between the external terminal connection portion 41 and the female terminal fitting 9.

  According to the electronic component assembly 1B of the present invention, the projected shape, that is, the planar shape is rectangular as shown in FIG. 6A, and it is possible to make it difficult for the holding member 3B to generate a dead space.

(Fourth embodiment)
An “electronic component module” and an “electrical connection box” according to a fourth embodiment of the present invention will be described with reference to FIGS. 8-9, the same code | symbol is attached | subjected to the same component as the 1st-3rd embodiment mentioned above, and description is abbreviate | omitted.

  In this embodiment, the electronic component module 113 </ b> B of the present invention shown in FIGS. 8 and 9 is used in an electrical connection box 22 for an automobile and attached to the case 15 of the electrical connection box 22. The electronic component module 113B includes a plurality of electronic component assemblies 1B (seven in the illustrated example) and a holding member 103B in which the plurality of electronic component assemblies 1B are accommodated. The electronic component assembly 1B is the same as that described in the third embodiment.

  The electrical junction box 22 includes a plurality of components such as the relay 16, the fuse 17, and the electronic component module 113B, and a case 15 that accommodates these components. The case 15 includes a case main body 15a to which the plurality of components are attached, an upper cover 15b that covers the upper surface of the case main body 15a, and a lower cover 15c that covers the lower surface of the case main body 15a.

  As shown in FIG. 9, the electrical connection box 22 has a layout in which the wire harness 18 is passed through the case 15 and the electronic component module 113 </ b> B is disposed on the wire harness 18. For this reason, the electronic component module 113B has particularly severe restrictions on the dimension in the height direction (arrow Y direction), but the electronic component module 113B of the present invention has a dimension H1 in the height direction of the holding member 103B. Can be set to the length of the female terminal fitting 9 (see FIG. 7) connected to the external terminal connection portion 41, and strict mounting conditions in the case 15 can be satisfied.

  As shown in FIG. 9, the electrical connection box 22 electrically connects the relay 16 and the plurality of female terminal fittings 14 not by the electronic component assembly 1 </ b> B but by a connector connection in a portion having a sufficient mounting space. A conventional connection structure is adopted. In this case, the dimension in the height direction occupying the case 15 is a dimension H2 obtained by combining the height dimension of the relay main body 16a and the height dimension of the connector 19. That is, according to the electronic component module 113B having the electronic component assembly 1B of the present invention, the height dimension H1 occupying the case 15 can be reduced to about half that of the conventional product.

(Fifth embodiment)
An “electronic component assembly” and an “electronic component module” according to a fifth embodiment of the present invention will be described with reference to FIGS. 10-11, the same code | symbol is attached | subjected to the same component as the 1st-4th embodiment mentioned above, and description is abbreviate | omitted.

  As shown in FIGS. 10 and 11, the electronic component assembly 1 </ b> C includes a board relay 10 and an external terminal connection portion 6 a that is electrically connected to the board relay 10 and is fitted to the female terminal fitting 9. 6b, 6c, and 6d, for electrically connecting the board relay 10 and the plurality of female terminal fittings 9. The electronic component assembly 1C is accommodated in the internal space of the holding member 3C, that is, the accommodating portion.

  The electronic component module 13C includes the electronic component assembly 1C and the holding member 3C.

  The configuration of the electronic component assembly 1C will be described in detail. The electronic component assembly 1 </ b> C includes a board relay 10 and a printed board 2 </ b> C (corresponding to a “board” in claims) on which a wiring pattern is printed on an insulating plate 5 </ b> C. The external terminal connecting portions 6a, 6b, 6c, and 6d are part of the wiring pattern. These external terminal connecting portions 6a, 6b, 6c, and 6d are inserted between the pair of sandwiching pieces 92 of the female terminal fitting 9 together with the insulating plate 5C, that is, are fitted, thereby being electrically connected to the female terminal fitting 9. Is done. The arrangement of the plurality of external terminal connection portions 6a, 6b, 6c, and 6d is the same as that of the external terminal connection portion 41 of the first embodiment. Further, P21, P22, P23, and P24 in FIG. 10B represent contacts between the external terminal connecting portions 6a, 6b, 6c, and 6d and the female terminal fitting 9.

  As described above, the electronic component assembly 1C according to the present invention includes the external terminal connection portions 6a, 6b, 6c, 6d and the board relay 10, the external terminal connection portions 6a, 6b, 6c, 6d, and the female terminal fitting 9. It is arrange | positioned in the direction which cross | intersects the fitting direction.

  According to the electronic component assembly 1 </ b> C of the present invention, the printed circuit board 2 </ b> C in which the wiring pattern is printed on the insulating plate 5 </ b> C is adopted as the substrate, so that the degree of freedom of circuit routing can be increased.

(Sixth embodiment)
An “electronic component assembly” and an “electronic component module” according to a sixth embodiment of the present invention will be described with reference to FIGS. 12-13, the same code | symbol is attached | subjected to the same component as the 1st-5th embodiment mentioned above, and description is abbreviate | omitted.

  As shown in FIGS. 12 and 13, the electronic component assembly 1 </ b> D is electrically connected to the board relay 10 and the board relay 10, and the female terminal fitting 7 (corresponding to “external terminal” in the claims). And the external terminal connection portion 41 to be fitted, for electrically connecting the board relay 10 and the plurality of female terminal fittings 7. The electronic component assembly 1D is accommodated in the internal space of the holding member 3D, that is, the accommodating portion.

  The electronic component module 13D includes the electronic component assembly 1D, the holding member 3D, and a spacer 8.

  The plurality of female terminal fittings 7 are attached to the ends of the electric wires 12a to 12d, and include an electric wire connecting portion 71 electrically connected to the electric wires 12a to 12d and an external terminal connecting portion 41 of the electronic component assembly 1D. It has the cylinder part 72 located inside, and the neck part 73 located between the electric wire connection part 71 and the cylinder part 72. As shown in FIG. The female terminal fitting 7 is smaller than the female terminal fitting 9 of the first to fifth embodiments.

  The configuration of the electronic component assembly 1D will be described in detail. The electronic component assembly 1D includes a board relay 10 and a bus bar board 2D in which a plurality of bus bars 4e, 4f, 4g, and 4h are attached to an insulating plate 5D. The plurality of bus bars 4e, 4f, 4g, 4h are arranged on the same plane. The external terminal connection portions 41 of the plurality of bus bars 4 e to 4 h are disposed on both sides of the board relay 10. Further, the external terminal connection portions 41 of the plurality of bus bars 4e to 4h are arranged on a straight line.

  In addition, P31, P32, P33, and P34 in FIG. 12B represent contacts between the external terminal connection portion 41 and the female terminal fitting 7.

  The holding member 3 </ b> D is made of a heat resistant resin, and includes a holding member main body 30 and an surrounding wall 36. The female terminal fitting 7 is accommodated in the second accommodating portion 34 of the holding member 3D. An opening 37 to which the spacer 8 is attached is formed on the outer wall of the second housing portion 34 of the holding member main body 30.

  The spacer 8 is made of synthetic resin, and is inserted into the second accommodating portions 34 from the openings 37 to hold the neck portions 73 of the female terminal fittings 7, and a plurality of pressing portions. And a connecting portion 81 connected to 82. In this way, the spacer 8 prevents the plurality of female terminal fittings 7 from coming off.

  According to the electronic component module 13 </ b> D of the present invention, the small-sized female terminal fitting 7 is used because the electronic component module 13 </ b> D further includes the spacer 8 that prevents the female terminal fitting 7 from coming off by being inserted into the second housing portion 34. Even if there is, connection reliability between the external terminal connection portion 41 and the female terminal fitting 7 can be maintained.

(Seventh embodiment)
An “electronic component assembly” and an “electronic component module” according to a seventh embodiment of the present invention will be described with reference to FIGS. Moreover, in FIGS. 14-20, the same code | symbol is attached | subjected to the same component as the 1st-6th embodiment mentioned above, and description is abbreviate | omitted.

  As shown in FIGS. 14, 15, and 17, the electronic component assembly 1 </ b> E includes a board relay 10 and an external terminal connection portion that is electrically connected to the board relay 10 and fitted to the female terminal fitting 9. 41 for electrically connecting the board relay 10 and the plurality of female terminal fittings 9 to each other. The electronic component assembly 1E is accommodated in the internal space of the holding member 103E, that is, the accommodating portion.

  Similar to the second and fourth embodiments, the electronic component module 113E is used in an electrical junction box for automobiles, and is attached to a case of the electrical junction box. As shown in FIG. 18, the electronic component module 113E includes a plurality of electronic component assemblies 1E (six in the illustrated example) and a holding member 103E in which the plurality of electronic component assemblies 1E are accommodated. ing.

  The holding member 103E is made of a synthetic resin, and has a main body block 130 and a locking portion 135 as shown in FIGS. The main body block 130 is formed in a concave shape from the upper surface 131 and opens to the first accommodating portion 132 that accommodates the bus bar substrate 2 </ b> E and the board relay 10, and the upper surface 131 and the lower surface 133. And a plurality of second accommodating portions 134 for accommodating the respective female terminal fittings 9 attached to the terminals. The first storage portion 132 and the plurality of second storage portions 134 correspond to the “storage portion of the holding member 103E” in the claims. In addition, six holding portions are provided in the holding member 103E.

  The configuration of the electronic component assembly 1E will be described in detail. The electronic component assembly 1E includes a board relay 10 and a bus bar board 2E in which a plurality of bus bars 4e ', 4f', 4g ', and 4h' are attached to an insulating plate 5E. A plurality of bus bars 4e ', 4f', 4g ', 4h' shown in FIG. 16 are attached to the insulating plate 5E by insert molding.

  The external terminal connection portions 41 of the plurality of bus bars 4 e ′, 4 f ′, 4 g ′, 4 h ′ are disposed on both sides of the board relay 10. Further, in all the bus bars 4e ', 4f', 4g ', 4h', the intermediate portion 43 is bent at a right angle toward the board relay 10 side. The plurality of bus bars 4e ′, 4f ′, 4g ′, and 4h ′ are arranged so that the fitting direction of the female terminal fitting 9 and the orientation of the female terminal fitting 9 are the same with respect to all the external terminal connecting portions 41. The protruding direction of the external terminal connecting portion 41 from the insulating plate 5E is aligned so that the fitting direction is parallel to the bus bar substrate 2E.

  Thus, in the electronic component assembly 1E of the present invention, the external terminal connection portion 41 and the board relay 10 are arranged in a direction crossing the fitting direction between the external terminal connection portion 41 and the female terminal fitting 9. Therefore, the dimension in the fitting direction between the external terminal connection portion 41 and the female terminal fitting 9 can be greatly reduced as compared with the conventional product (see FIG. 22), and the holding member 103E can be reduced in size. can do.

  Further, in the electronic component assembly 1E of the present invention, the intermediate portion 43 of all the bus bars 4e ', 4f', 4g ', 4h' is bent at right angles to the board relay 10 side, and its projected shape, that is, a planar shape. 14 and 18, since a rectangular shape is formed, it is possible to make it difficult to generate a dead space in the holding member 103E. Furthermore, in the electronic component assembly 1E of the present invention, the fitting direction of the female terminal fitting 9 and the orientation of the female terminal fitting 9 with respect to all the external terminal connecting portions 41 are the same, so the external terminal connecting portion 41 and the female terminal fitting 9 are the same. 9 can be made more efficient. Further, in the electronic component module 113E, the fitting direction (direction of arrow S) of the external terminal connecting portion 41 and the female terminal fitting 9 and the orientation of the female terminal fitting 9 of all the electronic component assemblies 1E are the same.

  As shown in FIG. 15, the insulating plate 5E has a flat plate portion 50 on which the board relay 10 is placed and the component mounting portions 42 of the bus bars 4e ′, 4f ′, 4g ′, 4h ′ are embedded, An insertion guide portion 51 that protrudes from the lower end of the flat plate portion 50 and protrudes further toward the distal end side in the insertion direction with respect to the first housing portion 132 than the external terminal connection portion 41 is provided. The width of the insertion guide part 51 is smaller than the width of the flat plate part 50. Further, a taper 52 that gradually decreases the thickness of the insulating plate 5E is formed at the distal end of the insertion guide portion 51 toward the distal end side in the insertion direction with respect to the first housing portion 132. A flat surface 53 is formed at the rear end of the insulating plate 5E in the insertion direction, that is, at the upper end of the flat plate portion 50. The flat surface 53 has a U shape in plan view.

  The electronic component module 113E is assembled by inserting a plurality of electronic component assemblies 1E into the respective accommodating portions of the holding member 103E along the arrow T in FIG. At this time, the electronic component assembly 1E can be easily inserted by pressing the flat surface 53. At this time, before the external terminal connection portion 41 is inserted into the second housing portion 134, the insertion guide portion 51 is inserted into the first housing portion 132. For this purpose, the external terminal connection portion 41 is moved to the arrow. It can be inserted straight into the second housing part 134 in the T direction. Therefore, the external terminal connection part 41 can be prevented from being twisted. Moreover, since the taper 52 is formed at the tip of the insertion guide portion 51, the insertion guide portion 51 can be easily inserted into the first housing portion 132.

  Further, in the electronic component module 113E, the plurality of female terminal fittings 9 are inserted into the second accommodating portions 134 of the holding member 103E from the lower surface 133 side along the arrow S in FIG. 41 and the female terminal fittings 9 are fitted and electrically connected. In this way, the electronic component assembly 1E electrically connects the board relay 10 and the plurality of female terminal fittings 9.

  Next, an example of a method of disassembling the electronic component module 113E, that is, a method of removing the electronic component assembly 1E from the holding member 103E will be described. When removing the electronic component assembly 1E from the holding member 103E, a jig 110 shown in FIGS. 18 to 20 is used. The jig 110 includes a rod-shaped operation portion 111, a column portion 112 extending in a bar shape in the vertical direction from the center of the operation portion 111, an action portion 113 having a U-shaped cross section connected to the tip of the column portion 112, and an action portion. Extension portions 114 extending from both ends of 113 in a direction away from each other.

  Grasping the operation part 111 of the jig 110 and sliding the jig 110 in the direction of the arrow D1 in FIG. 18, the action part 113 is positioned above the board relay 10 and a pair of extensions as shown in FIG. The electronic component assembly 1E can be removed from the holding member 103E by positioning the portion 114 below the flat surface 53 and pulling up the jig 110 in the direction of arrow D2 in FIG.

  The electronic component assemblies 1A to 1E and the electronic component modules 13A to 13D, 113A, 113B, and 113E described in the first to seventh embodiments are used in an electric junction box for automobiles. It can be used for electronic equipment. In the above-described first to seventh embodiments, the example in which the board relay 10 is mounted on the board has been described. However, the electronic component assembly and the electronic component module of the present invention have the board relay 10 on the board. In addition, various electronic components such as semiconductors can be mounted.

  Moreover, it is also possible to electrically connect the external terminal 107 shown in FIG. 21 to the external terminal connection portions 41 and 6a to 6d of the electronic component assemblies 1A to 1E of the present invention. The external terminal 107 is attached to the terminal of the electric wire 12, and includes an electric wire connecting portion 71 electrically connected to the electric wire 12, and a counterpart connecting portion 74 electrically connected to the external terminal connecting portions 41, 6a to 6d. ,have. The counterpart connection part 74 is formed in a plate shape, and is provided with a slit 75 into which the external terminal connection parts 41 and 6a to 6d are press-fitted, that is, fitted. The external terminal connection portions 41 and 6a to 6d enter the slit 75 in the axial direction of the electric wire 12 and are fitted and electrically connected to the external terminal 107.

  In addition, embodiment mentioned above only showed the typical form of this invention, and this invention is not limited to embodiment. That is, various modifications can be made without departing from the scope of the present invention.

1A, 1B, 1C, 1D, 1E Electronic component assembly 3A, 3B, 3C, 3D, 103A, 103B, 103E Holding member 6a, 6b, 6c, 6d, 41 External terminal connection portion 7, 9 Female terminal fitting (external terminal) )
10 Board relays (electronic components)

Claims (12)

An electronic component assembly that has an electronic component and an external terminal connection portion that is electrically connected to the electronic component and is fitted to an external terminal, and is accommodated in the accommodating portion of the holding member,
The external terminal connection part and the electronic component are arranged in a direction intersecting with the fitting direction of the external terminal connection part and the external terminal ,
The electronic component assembly , wherein the external terminal connection portion is within a width of the electronic component in a fitting direction of the external terminal connection portion and the external terminal . A board having a bus bar attached to an insulating plate;
The external terminal connection part is a part of the bus bar;
The electronic component assembly according to claim 1, wherein a fitting direction of the external terminal connection portion and the external terminal is parallel to the substrate. It has a substrate with a wiring pattern printed on an insulating plate,
The external terminal connection part is a part of the wiring pattern;
The electronic component assembly according to claim 1, wherein a fitting direction of the external terminal connection portion and the external terminal is parallel to the substrate. The bus bar is provided with a component mounting portion to which the electronic component is electrically connected, the external terminal connection portion, and an intermediate portion positioned between the component mounting portion and the external terminal connection portion,
A plurality of the external terminal connection portions are arranged on at least one side of the electronic component,
The electronic component assembly according to claim 2, wherein the intermediate portion of at least one of the bus bars is bent at a right angle. A plurality of the external terminal connection portions are arranged on both sides of the electronic component,
The intermediate parts of all the bus bars are bent at right angles;
The electronic component assembly according to claim 4, wherein a fitting direction of the external terminals with respect to all the external terminal connection portions and a direction of the external terminals are the same. The insertion guide part which protruded in the insertion direction front-end | tip side to the said accommodating part rather than the said external terminal connection part is provided in the said insulation board. Any one of Claim 2 thru | or 5 characterized by the above-mentioned. The electronic component assembly according to item. The electronic component according to claim 6, wherein a taper that gradually decreases the thickness of the insulating plate is formed at a distal end of the insertion guide portion toward a distal end side in the insertion direction to the housing portion. Assembly. The electronic component assembly according to any one of claims 2 to 7, wherein a flat surface is formed at a rear end of the insulating plate in the insertion direction with respect to the housing portion. 9. The apparatus according to claim 1, wherein a plurality of the external terminal connection portions are provided, and the external terminal connection portions have different positions in the fitting direction between the external terminal connection portions and the external terminals. The electronic component assembly according to any one of the above. The electronic component assembly according to any one of claims 1 to 9, wherein the electronic component is a board relay. An electronic component module comprising: the electronic component assembly according to any one of claims 1 to 10; and a holding member in which the electronic component assembly is accommodated. An electrical junction box comprising: the electronic component assembly according to any one of claims 1 to 10; and a holding member in which the electronic component assembly is accommodated.

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