WO2014142251A1 - 電子部品の組付構造及び電子部品 - Google Patents
電子部品の組付構造及び電子部品 Download PDFInfo
- Publication number
- WO2014142251A1 WO2014142251A1 PCT/JP2014/056709 JP2014056709W WO2014142251A1 WO 2014142251 A1 WO2014142251 A1 WO 2014142251A1 JP 2014056709 W JP2014056709 W JP 2014056709W WO 2014142251 A1 WO2014142251 A1 WO 2014142251A1
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- WIPO (PCT)
- Prior art keywords
- relay
- component
- base end
- main body
- terminal
- Prior art date
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0238—Electrical distribution centers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
- H01R13/42—Securing in a demountable manner
- H01R13/436—Securing a plurality of contact members by one locking piece or operation
- H01R13/4361—Insertion of locking piece perpendicular to direction of contact insertion
- H01R13/4362—Insertion of locking piece perpendicular to direction of contact insertion comprising a temporary and a final locking position
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0247—Electrical details of casings, e.g. terminals, passages for cables or wiring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0239—Electronic boxes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/02—Bases; Casings; Covers
- H01H50/04—Mounting complete relay or separate parts of relay on a base or inside a case
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/514—Bases; Cases composed as a modular blocks or assembly, i.e. composed of co-operating parts provided with contact members or holding contact members between them
Definitions
- the present invention relates to an electronic component assembly structure and an electronic component, and more particularly to an electronic component assembly structure provided in an electrical junction box mounted on a moving body such as an automobile.
- a moving body such as an automobile is equipped with an electrical junction box containing electronic components such as a relay in order to control connection between a power supply device and electrical components (see Patent Document 1).
- FIG. 9 is a longitudinal sectional view of a conventional relay module.
- the conventional relay includes a relay body 11 formed in a rectangular parallelepiped shape and a plurality of plate-like lead terminals 12 protruding straight from one surface (bottom surface) of the relay body 11. Configured.
- This type of relay for example, is assembled to a resin holding member 15 that holds a terminal fitting 14 to which an electric wire 13 is connected to form a relay module, and this relay module is assembled to an electrical junction box.
- the terminal fitting 14 is provided with a spring portion 16 into which the lead terminal 12 is fitted, and the relay is held by the holding member 15 by fitting the tip portions of the plurality of lead terminals 12 into the spring portion 16 respectively.
- FIG. 9 is basically a longitudinal sectional view of a conventional relay module, but only the relay body 11 is shown in a side view.
- this type of relay module is assembled in a state where the relay main body 11 is placed on the end face (upper surface) of the holding member 15, for example, the height (vertical direction in FIG. 9) of the relay module increases.
- each lead terminal 16 of the relay is bent into an L shape.
- FIG. 10 is a side view showing one embodiment of the relay.
- the lead terminal 16 includes a base end portion 18 that protrudes from the side surface of the rectangular parallelepiped relay body 17 and a contact portion 19 that hangs down along the side surface of the relay body 17 from which the base end portion 18 protrudes.
- a relay is inserted in the direction of an arrow into an open box-shaped accommodation member (not shown), and the terminal fitting and the lead terminal 16 (contact portion 19) held inside the accommodation member are connected. Since the relay main body 17 can be accommodated in the accommodating member while being fitted, the height dimension of the relay module can be shortened.
- the relay since the leading end of the lead terminal 16 (contact portion 19) is fitted to the terminal fitting and is held by the receiving member by being pressed by the spring portion, the relay is used as the receiving member.
- the lead terminal 16 When accommodated, the lead terminal 16 is fitted into the spring portion against the spring force of the terminal fitting.
- the load reaction force
- the lead terminal 16 is on the side opposite to the fitting direction (upper side in FIG. 10).
- the deformation of the lead terminal may be within the range of the elastic limit.
- the lead terminal 16 is permanently deformed, and may affect, for example, the contact state with the terminal fitting or the holding force of the relay. There is.
- the present invention has been made in view of such problems, and an object thereof is to suppress deformation of the lead terminals.
- an electronic component assembly structure includes a rectangular parallelepiped component main body, an electronic component including a plurality of lead terminals protruding from a side surface of the component main body, and an electronic component inserted therein.
- An insulating member is provided to be in contact with or opposed to the base end portion from the end face side, the electronic component is inserted and accommodated in the accommodating member, and the plurality of lead terminals are in contact with the plurality of terminal fittings, respectively.
- Electronic components Characterized in that it is assembled to the housing member.
- the insulating member receives stress (reaction force) applied to the lead terminal when the lead terminal is brought into contact with the terminal fitting, deformation of the lead terminal can be suppressed. Thereby, since the connection state of a lead terminal and a terminal metal fitting can be maintained favorable, the reliability of a relay can be improved.
- the insulating member is formed in a substantially rectangular flat plate shape in plan view, and is provided along the end surface of the component main body.
- the insulating member is provided so as to protrude from the component main body along the base end portion of the lead terminal, the electronic component housed in the housing member can be hooked with, for example, a rod-like tool on the insulating member, and the housing member The electronic component can be easily removed from the housing member by tilting the tool with the upper end of the outer wall of the outer wall as a fulcrum.
- the insulating member shall be formed so as to surround a part or all of the protruding direction of the base end portion. According to this, it is possible to prevent an electric shock due to the hand touching the lead terminal, and it is possible to prevent a short circuit between the lead terminals due to a conductor such as a tool touching the adjacent lead terminal.
- the insulating member is a part for sealing the contents accommodated in the component main body. According to this, since it is not necessary to newly provide a flat member as an insulating member, an increase in the number of parts can be prevented. Moreover, the enlargement of the electronic component and module accompanying the increase in the thickness of an electronic component by attaching a flat member along the end surface of a component main body can be suppressed.
- an electronic component of the present invention is formed to include a rectangular parallelepiped component main body and a plurality of lead terminals protruding from the component main body, and the lead terminal is at least one of the component main bodies.
- a base end portion projecting from the side surface and a contact portion that extends along the side surface and hangs along the base end portion.
- the insulating member is formed in a substantially rectangular flat plate shape in a plan view, is in contact with the base end portion, and is provided along the end surface of the component main body.
- FIG. 1 is an assembly diagram of a relay module to which the present invention is applied.
- FIG. 2 is an overall configuration diagram of a relay module to which the present invention is applied.
- FIG. 3 is a perspective view showing an appearance of the relay of FIG. 4 is a plan view of the relay of FIG. 3 as viewed from below.
- FIG. 5 is a cross-sectional view taken along the line AA in FIG.
- FIG. 6 is a diagram for explaining a method of removing the relay in FIG.
- FIG. 7 is a perspective view of another embodiment of the relay according to the present invention.
- FIG. 8 is a perspective view of another embodiment of the relay according to the present invention.
- FIG. 9 is a longitudinal sectional view of a conventional relay module.
- FIG. 10 is a side view showing one embodiment of the relay.
- FIG. 11A is an external perspective view of a relay in which a base end portion of a lead terminal is surrounded by a resin.
- FIG. 11B is a side view of the relay
- a relay module will be described in which a relay is used as an electronic component and the relay is housed in a housing member.
- the electronic component assembly structure to which the present invention is applied is an electronic component other than a relay. It can also be applied to.
- the application of the relay module is not particularly limited, but it can be assumed that the relay module is used for devices for controlling the connection state between the power supply device and the electrical component in a moving body such as an automobile.
- the relay module is incorporated in an electrical connection box (junction box) provided between an electrical component mounted on a vehicle such as an automobile and a battery, and can be used as a relay module that controls the turning on and off of power.
- This type of relay module may be formed integrally with the electrical junction box or may be formed as a separate body.
- FIG. 1 is an assembly diagram of the relay module 20 according to the present embodiment
- FIG. 2 is an overall configuration diagram of the relay module 20 of FIG. 3 is a perspective view showing the overall configuration of the relay of FIG. 1
- FIG. 4 is a plan view of the relay as viewed from below.
- FIG. 5 is a cross-sectional view taken along the line AA in FIG.
- the direction indicated by the arrow X in FIG. 1 is the front-rear direction
- the direction indicated by the arrow Y is the left-right direction
- the direction indicated by the arrow Z is the vertical direction (the same applies to FIG. 2).
- these up-down directions, left-right directions, and front-rear directions do not necessarily need to coincide with the respective directions in which the relay module 20 is actually mounted on the moving body. 5 and 6, various components housed in the relay body 24 are not shown.
- the relay module 20 of the present embodiment is configured by assembling a relay 21, a terminal fitting 22, and a housing member 23 together.
- the number of relays constituting the relay module is not limited to two, and the relay module 20 may be configured by only one relay. It may be composed of three or more relays.
- the relay 21 having the same configuration as shown in FIG. 1 may be used, or as described later, a relay having a configuration different from that of FIG. 1 (for example, FIGS. 7 and 8). Can also be used in combination.
- the relay 21 includes a relay body 24 that is a rectangular parallelepiped component body formed of resin, four plate-like lead terminals 25 a to 25 d that protrude from the relay body 24, and a flat plate-like shape that is attached to the relay body 24.
- An insulating member 26 is provided.
- the relay main body 24 is a bottomed box-shaped container in which electronic components are accommodated, and an insulating member 26 is attached along the upper surface of the periphery of an opening (not shown).
- the relays 21a and 21b have the same configuration, the left and right directions are arranged opposite to each other. The detailed configuration of the insulating member 26 will be described later.
- the relay body 24 has a top surface (not shown), a bottom surface 27 positioned below, a left side surface 28 and a right side surface 29 facing in the left-right direction, and a front surface 30 and a back surface 31 facing in the front-rear direction. Insulating member 26 is attached to.
- the relay main body 24 has a rectangular parallelepiped shape with the left-right direction as a longitudinal direction, and four sides of the left side surface 28 and the right side surface 29, the front surface 30, and the back surface 31 are side surfaces.
- the front surface 30 is provided with a locking projection 33 that engages with a through groove 32 formed in the housing member 23.
- the relay main body 24 of this embodiment is formed in a rectangular parallelepiped shape, it may be formed as a cube.
- each of the lead terminals 25a to 25d has a plate-like base end portion 34 (34a to 34d) protruding from the side surface of the relay main body 24, and a plate-like contact extending continuously from the base end portion 34. It has a part 35 (35a to 35d).
- the lead terminals 25 a to 25 c are proximal end portions 34 a to 34 c that protrude perpendicularly from the left side surface 28 of the relay body 24 at intervals in the width direction (front-rear direction) of the relay body 24.
- contact portions 35a to 35c that are connected to the base end portions 34a to 34c and hang along the left side surface 28 with a predetermined distance from the left side surface 28 of the relay body 24.
- the lead terminal 25d is connected to the base end portion 34d (FIG. 4) that protrudes perpendicularly from the right side surface 29 of the relay body 24 and the base end portion 34d, and is spaced apart from the right side surface 29 of the relay body 24 by a predetermined distance.
- the contact portion 35 d hangs down along the right side surface 29.
- the base end portions 34a to 34d are projected in parallel with the top surface and the bottom surface 27, respectively, and the projecting position is set to be the same height position below the top surface.
- the contact portions 35a to 35d extend in parallel with the side surface of the opposing relay body 24, and are set so that the distance from the side surface is the same. Further, the contact portions 35 a to 35 d are set so that the height position of the front end portion (lower end) is the same height position above the bottom surface 27 of the relay main body 24.
- the lead terminals 25a and 25c have base end portions 34a and 34c and contact portions 35a and 35c having the same width in the front-rear direction
- the lead terminals 25b and 25d have base end portions 34b and 34d and contact portions 35b.
- 35d are set to have the same width in the front-rear direction.
- the width in the front-rear direction of the base end portions 34b, 34d and the contact portions 35b, 35d of the lead terminals 25b, 25d is larger than the width in the front-rear direction of the base end portions 34a, 34c of the lead terminals 25a, 25c and the contact portions 35a, 35c. Is also set larger.
- the housing member 23 is a resin housing for housing and holding the relay 21 and the terminal fitting 22, and houses and holds the first housing chamber 36 for guiding and housing the relay body 24 and the terminal fitting 22.
- the second storage chamber 37 (37a, 37b) is provided.
- the housing member 23 is handled as a single member separate from an electrical connection box (not shown). However, the housing member 23 is used as a part of a frame formed inside the electrical connection box. And may be formed integrally.
- two first storage chambers 36 are formed in the storage member 23 of the present embodiment, and two second storage chambers 37 a and 37 b are arranged so as to sandwich each first storage chamber 36.
- the second storage chamber 37a stores lead terminals 25a to 25c
- the second storage chamber 37b stores lead terminals 25d and corresponds to the lead terminals 25 inserted into the respective second storage chambers 37.
- the terminal fitting 22 is held at a predetermined position.
- the first storage chamber 36 is surrounded by a bottom wall 38 and a wall portion 39 erected from the bottom wall 38 to form a concave space whose upper side is open to the outside.
- the wall portion 39 is erected from the bottom wall 38 so as to surround the side surfaces (the left side surface 28, the right side surface 29, the front surface 30, and the back surface 31) of the relay main body 24 from four sides, and guides the relay main body 24 to the first storage chamber 36.
- the first storage chamber 36 is formed in a rectangular parallelepiped shape that is slightly larger than the relay main body 24, smoothly stores the relay main body 24 guided by the wall portion 39, and includes four side surfaces and walls of the received relay main body 24.
- the part 39 interferes to hold the posture of the relay main body 24.
- a wall portion 39 a that partitions adjacent first storage chambers 36 and a second storage chamber 37.
- the first housing chamber 36 faces the outside of the housing member 23 on the remaining wall portion 39d (wall portion facing the front surface 30 of the relay body 24) excluding the wall portions 39b and 39c serving as partition walls.
- a through groove 32 is formed extending in the height direction of the wall 39. The through groove 32 can be engaged with the locking projection 33 of the relay body 24 when the relay body 24 is stored in the first storage chamber 36.
- the second storage chambers 37a and 37b are arranged outside the wall portions 39b and 39c of the first storage chamber 36, that is, on the opposite side of the first storage chamber 36 with the wall portions 39b and 39c interposed therebetween, and these wall portions 39b. , 39c and a rectangular tube-shaped frame formed by the frame portion 40 of the housing member 23 to form a rectangular parallelepiped space whose upper and lower sides are open to the outside.
- the second storage chamber 37a disposed outside the wall portion 39b of the first storage chamber 36 has an insertion port into which at least the lead terminal 25 is inserted by a partition wall 41 formed across the wall portion 39b and the frame portion 40. The vicinity of is divided.
- lances 42 (locking pieces) are respectively provided at positions facing the respective terminal fittings 22, as shown in FIG.
- the lance 42 holds the terminal fitting 22 in the second storage chamber 37, is cantilevered from the frame portion 40 toward the second storage chamber 37, is integrally formed, and is elastically deformable.
- the terminal fitting 22 is an interface member connected to the terminal portion of the electric wire 43 in order to electrically connect the electric wire 43 to the relay 21. As shown in FIG. 1, the terminal fitting 22 includes a first terminal fitting 22a and a second terminal fitting 22b. These terminal fittings 22a and 22b are both formed by processing a conductive metal plate.
- the first terminal fitting 22a is configured to fit the contact portions 35b and 35d.
- the female fitting portion 44 that supports the contact portions 35 and the insulating coating 45 at the end portion of the electric wire 43 are peeled off.
- a pair of core wire crimping pieces 46 for caulking the exposed core wire and a pair of external crimping pieces 47 for caulking the distal end portion of the insulating coating 45 of the electric wire 43 are provided.
- the fitting portion 44 includes a rectangular tube-shaped tubular portion 48 having a space in which the contact portions 35 b and 35 d are fitted, and a plate-like member connected to the side plate forming the tubular portion 48.
- the contact portions 35 b and 35 d are supported by the fitting portion 44.
- the second terminal fitting 22b is fitted with the contact portions 35a and 35c, and the structure for supporting these contact portions 35 is basically the same as that of the first terminal fitting 22a.
- the fitting portion 50 includes a cylindrical portion 51 having a space into which the contact portions 35a and 35c are inserted, and a spring portion (not shown) provided in the cylindrical portion 51.
- the cylindrical portion 51 is a first portion. It is formed narrower than the fitting portion 44 of the terminal fitting 22a. That is, the fitting part 50 supports the contact parts 35a and 35c by pressing the contact parts 35a and 35c inserted into the cylindrical part 51 in a predetermined direction by the spring part.
- These terminal fittings 22a and 22b are both well-known terminal structures and are not particularly limited as long as they can support the contact portion 35. For example, a terminal fitting of a type called a faston type is used. You can also.
- the second terminal fittings 22b are housed in the second housing chamber 37a on both sides of the first terminal fitting 22a. Further, the first terminal fitting 22a is accommodated in the second accommodation chamber 37b. These terminal fittings 22a and 22b are supported by the lance 42 in the second storage chamber 37, respectively.
- the lance 42 forms a so-called spring mechanism, presses the lower edge of the spring portion 49 of the terminal fitting 22 with a restoring force that returns from elastic deformation, and locks the terminal fitting 22 from the second storage chamber 37.
- the terminal fitting 22 is held in the second storage chamber 37 while preventing the removal.
- the left and right lances 42 are arranged so as to be symmetrical with each other, but the left and right lances 42 are in the same direction, for example, one lance 42 is removed from the frame portion 40.
- the other lance 42 may be extended so as to extend from the wall 39.
- the first terminal fitting 22a is opened from the lower opening 52 (FIG. 5) of the second storage chamber 37b. insert. And the 1st terminal metal fitting 22a is inserted in the 2nd storage chamber 37b until the front-end
- an upward force insertion force
- the first terminal fitting 22a is pressed.
- the lance 42 is elastically deformed so as to be close to the frame portion 40.
- the first terminal fitting 22 a moves upward in a state where the lance 42 is in sliding contact with the fitting portion 44. Moving. When the first terminal fitting 22a moves as it is and the lance 42 relatively reaches the lower edge of the spring portion 49 along the fitting portion 44, the lance 42 is elastically deformed to engage with the lower edge of the spring portion 49. Match. Since the lance 42 engages with the first terminal fitting 22a in this way, the first terminal fitting 22a is locked to the lance 42, so that the first terminal fitting 22a comes out of the second storage chamber 37b. Can be prevented. That is, the first terminal fitting 22a is held in the second storage chamber 37b.
- the relay 21 is housed in the housing member 23, that is, the relay when the contact portion 35 of the lead terminal 25 is fitted to the spring portion 49 of the terminal fitting 22 (first terminal fitting 22a).
- the vertical position of 21 is set at a predetermined height position so that the insulating member 26 does not protrude upward from the upper end of the housing member 23.
- the height position of the insulating member 26 can be determined, for example, by the position where the contact portion 35 of the lead terminal 25 is fitted to the spring portion 49 of the terminal fitting 22.
- the spring portion 49 that holds the contact portion 35 of the lead terminal 25 sandwiches the side wall 39 of the relay main body 24 accommodated in the first accommodation chamber 36. Is held at the opposite height position.
- the upper end surface of the wall portion 39 is configured so that the base end portion 34 of the lead terminal 25 does not contact the contact portion 35 of the lead terminal 25 when the contact portion 35 of the lead terminal 25 is fitted to the spring portion 49 of the terminal fitting 22.
- the bottom wall 38 is disposed at a predetermined height position that does not contact the bottom surface 27 of the relay main body 24.
- the relay 21 has the bottom wall 38 and the upper end surface of the wall portion 39 except the portion where the contact portion 35 of the lead terminal 25 is fitted to the spring portion 49 of the terminal fitting 22 in the height direction of the housing member 23. Since it is held by the housing member 23 without interference, the connection between the lead terminal 25 and the terminal fitting 22 can be ensured, and the holding force of the relay 21 on the housing member 23 can be stabilized.
- 5 shows an example in which the upper end surface of the wall 39 is brought into contact with the stepped portion of the relay main body 24, the relay 21 can be stably held even in this way.
- the relay body 24 When the relay 21 is assembled to the housing member 23 of the present embodiment, the relay body 24 is brought into contact with the wall 39 of the first housing chamber 36 so that the relay 21 does not excessively tilt with respect to the first housing chamber 36.
- the relay body 24 is guided along the wall 39 and inserted into the first storage chamber 36 while stabilizing the posture.
- the tip (lower end portion) of the contact portion 35 of the lead terminal 25 is positioned so as to face the fitting portion 44 above the terminal fitting 22. .
- the relay main body 24 When the relay main body 24 is inserted to the vicinity of the bottom wall 38 of the first storage chamber 36 with the contact portion 35 positioned in this manner, the contact portion 35 is inserted into the tubular portion 48 of the fitting portion 44, and the contact portion 35 is supported (fitted) by the pressing force of the spring portion 49.
- the relay 21 In the relay module 20 assembled in this way, the relay 21 is held by the housing member 23 as shown in FIGS. 2 and 5, and the relay 21 is electrically connected to the electric wire 43 via the terminal fitting 22. It becomes a state.
- the relay 21 is supported by the housing member 23 by the spring force when the contact portion 35 of the lead terminal 25 is fitted to the fitting portion 44 of the terminal fitting 22.
- the lead terminal 25 formed in an L-shape as in the present embodiment has a load (reaction force) when it is fitted to the fitting portion 44 concentrated on the bent portion, so that the lead terminal 25 is fitted. It may be deformed to the opposite side of the alignment direction, that is, the upper side in FIG. The deformation may be within the range of the elastic limit. However, if the deformation amount increases, the lead terminal 25 may be permanently deformed, which may affect the contact state with the terminal fitting 22 and the holding force of the relay 21.
- the relay 21 of the present embodiment is characterized in that an insulating member 26 is provided on the relay body 24.
- the insulating member 26 is attached along an end surface (an upper surface (not shown)) of the relay main body 24.
- the insulating member 26 is formed by molding an insulating resin or the like, and is formed in a substantially rectangular flat plate shape in plan view as shown in FIGS. 3 and 4, and orthogonal to the side surfaces 28 to 31 of the relay body 24. Projecting in the direction in which the lead terminals 25 are positioned, and located above the base end portions 34 of the respective lead terminals 25, and provided to face the base end portions 34, respectively.
- the insulating member 26 of the present embodiment is provided along the upper surface of each base end portion 34 in contact with the upper surface of the base end portion 34 of each lead terminal 25. As shown in FIG. 4, the insulating member 34 extends to the distal end of the proximal end portion 34 of each lead terminal 25 or to the vicinity of the distal end.
- the “position above the base end portion 34 of the lead terminal 25” where the insulating member 26 is provided typically refers to housing when the relay 21 is assembled to the housing member 23 as shown in FIG. In other words, the position in the direction of the end face of the relay main body 21 farthest from the bottom wall 38 of the member 23 (first housing chamber 36) can also be described.
- each lead terminal 25 can be supported by the insulating member 26 from above. Therefore, since the stress (reaction force) applied to the lead terminal 25 when the lead terminal 25 is fitted into the terminal fitting 22 can be received by the insulating member 26, the deformation of the lead terminal 25 can be prevented. As a result, since the connection state between the lead terminal 25 and the terminal fitting 22 can be maintained well, the electrical connection state between the lead terminal 25 and the terminal fitting 22 can be maintained well, and the housing member 23 of the relay 21 can be maintained. It is possible to prevent a decrease in the holding power against.
- the insulating member 26 is provided in contact with the base end portion 34 of the lead terminal 25, but may be provided apart from the upper end surface of the base end portion 34.
- the distance at which the insulating member 26 is separated from the upper end surface of the base end portion 34 is within a range where the deformation of the lead terminal 25 can be duplicated by elastic deformation when the lead terminal 25 is fitted into the terminal fitting 22. Needless to say, it is limited.
- FIG. 6 is a diagram for explaining a method of removing the relay in FIG.
- the insulating member 26 of the present embodiment is provided with a gap between the relay 21 and the inner peripheral surface of the frame portion 40 of the housing member 23 in a state where the relay 21 is housed in the housing member 23.
- the dimension in the plane direction is set. Therefore, when the relay 21 is removed from the housing member 23, as shown in FIG. 6, for example, the lead terminals 25 of the insulating member 26 projecting from the side surfaces of the relay main body 24 are engaged with the tips of the plurality of rod-shaped tools 53, for example.
- the relay 21 can be easily removed by hooking it at a position where it is not and tilting each tool 53 in the direction of the arrow with the upper end of the frame 40 as a fulcrum.
- the insulating member 26 of the present embodiment is formed in contact with the upper surface of the base end portion 34 of the lead terminal 25, the upper surface of the base end portion 34 is covered with the insulating member 26. Other surfaces such as the front and back sides of the portion 34 are exposed.
- the insulating member 26 may be formed so as to surround a part or all of the longitudinal direction (protruding direction) of the base end portion 34. That is, the upper and lower surfaces and both side surfaces of the base end portion 34 are surrounded by the insulating member 26 along the longitudinal direction.
- the insulating member 26 can be formed, for example, by insert molding the lead terminal 25. According to this, it is possible to prevent an electric shock due to a hand touching the lead terminal 25. In addition, it is possible to prevent a short circuit between the lead terminals 25 caused by a conductor such as a tool touching the adjacent lead terminals 25.
- the insulating member 26 of the present embodiment is a part that encloses and seals electronic components in a relay body 24 formed in a box shape. That is, the insulating member 26 is attached to the end surface (upper surface) of the opening peripheral edge of the relay main body 24 and functions as a lid for sealing the inside of the relay main body 24. In this way, if a part of the member that seals the relay body 24 is used as the insulating member 26, it is not necessary to provide a new member as the insulating member, so that an increase in the number of parts of the relay 21 can be prevented, and Further, it is possible to prevent an increase in the thickness of the relay 21 due to the attachment of a new member to the relay body 24 and an increase in the size of the relay module.
- the relay module 20 to which the relay 21 of FIG. 1 is assembled is described as an example of the electronic component assembly structure to which the present invention is applied.
- the configuration of the electronic component is not limited to this example. In short, it has a rectangular parallelepiped (including cubic) component body and a lead terminal protruding from the side surface of the component body, and the lead terminal is a base end portion protruding from at least one side surface of the component body.
- a contact portion that extends from the side surface of the component main body and hangs along the side surface with a gap between the base end portion, and the component main body includes an insulating member that is positioned above the base end portion.
- FIG. 7 is a perspective view of another embodiment of the relay according to the present invention.
- the relay 21 in FIG. 1 is provided with lead terminals 25 on a pair of parallel side surfaces of the relay main body 24, but the lead terminals 25 are provided on two adjacent side surfaces 29 and 30 as in the relay 54 in FIG. You can also.
- the insulating member 26 is the same as in FIG. 1 in that the insulating member 26 is a rectangular plate member that is positioned above the base end portion 34 of each lead terminal 25.
- the second housing chamber 37 is provided at two positions adjacent to the first housing chamber 36 so as to correspond to the arrangement of the lead terminals 25, and is orthogonal to each other. Placed in.
- Each second storage chamber 37 holds the same number of terminal fittings 22 as the lead terminals 25 corresponding to the lead terminals 25 inserted therein.
- the relay 54 of FIG. 7 has two lead terminals 25 on each of two adjacent side surfaces of the relay body 24, but the number of lead terminals 25 provided on each side surface may be the same, May be different. Further, the length in the width direction of the lead terminal 25 provided on each side surface is not particularly limited. Further, the number of side surfaces of the relay body 24 on which the lead terminals 25 are provided is not limited to two, but may be only one side surface, or may be three or more side surfaces. Also in this case, the second storage chamber 37 may be provided at one or a plurality of locations adjacent to the first storage chamber 36 in accordance with the arrangement of the lead terminals 25.
- FIG. 8 is a perspective view of another embodiment of the relay according to the present invention. Further, the relay described above is formed such that the thickness direction of the contact portion 35 of the lead terminal 25 intersects (orthogonal) with the side surface of the relay main body 24 facing the contact portion 35.
- the relay 55 of FIG. As described above, the lead terminals 56 may be provided so as to be parallel to the side surfaces of the relay main bodies 24 facing each other.
- the base end portion 57 and the contact portion 58 of each lead terminal 56 are formed in a flat plate shape extending in parallel with the front surface 30 and the rear surface 31 of the relay body 24, and provided on one side surface 28.
- the contact portions 58 of the two lead terminals 56 are arranged so that the thickness direction thereof is parallel to the left side surface 28 of the relay body 24, and the thickness direction of the contact portions 58 of the two lead terminals 56 provided on the other side surface 29 is the relay direction. It arrange
- each base end portion 57 protrudes perpendicularly from the side surface of the relay main body 24 and each contact portion 58 extends in parallel to the side surface of the relay main body 24 with the same distance as the other relays.
- the point which the insulating member 26 is provided along the upper surface of the base end part 57 of each lead terminal 56 is the same as another relay.
- the accommodating member 23 that accommodates the relay 55 is provided with two second accommodating chambers 37 at two locations adjacent to the first accommodating chamber 36 in correspondence with the arrangement of the lead terminals 56, and these second accommodating chambers. 37 are arranged parallel to each other.
- the same number of terminal fittings 22 as the lead terminals 56 are arranged in correspondence with the directions of the lead terminals 56 in correspondence with the lead terminals 56 inserted therein.
- FIG. 11A is an external perspective view of a relay in which a base end portion of a lead terminal is surrounded by resin
- FIG. 11B is a side view of the relay shown in FIG. 11A.
- the relay 100 is provided with a flat insulating member 102 along one surface (an upper surface (not shown)) of the relay main body 101, similarly to the relay 21 of the embodiment.
- the insulating member 102 is formed in a substantially rectangular shape in plan view by molding an insulating resin or the like.
- the insulating member 102 extends in a direction orthogonal to the pair of side surfaces 103 and 104 of the relay main body 101 arranged to face each other.
- Two lead terminals 105 are provided on the side surfaces 103 and 104, respectively. Each lead terminal 105 is provided such that its contact portion 107 faces the side surfaces 103 and 104.
- the insulating member 102 is formed so as to surround the base end portion 106 of each lead terminal 105.
- the base end portion 106 of the lead terminal 105 is surrounded by the insulating member 102 in the axial direction, and the contact portion 107 of the lead terminal 105 is provided so as to protrude from the lower surface of the insulating member 102.
- a protruding portion 108 is formed in a stepped shape. The protrusion 108 comes into contact with the upper end surface of the wall when the relay 100 is assembled to the housing member.
- the base end portion 106 of the lead terminal 105 may be disposed so as to protrude from the protruding portion 108, or may be disposed so as to protrude from the side surfaces 103 and 104 of the relay main body 101.
- each lead terminal 105 can be supported by the insulating member 102 from above.
- the load on the lead terminals 105 can be greatly reduced, so that the deformation of the lead terminals 105 can be prevented.
- surrounding the base end portion 106 of each lead terminal 105 with the insulating member 102 it is possible to prevent a short circuit between adjacent lead terminals 105.
- the insulating member 26 formed separately from the relay main body 24 is attached along the end surface of the relay main body 24 has been described, but may be formed integrally with the relay main body 24, for example. In this case, the insulating member 26 protrudes from each side surface of the relay body 24. Further, in this embodiment, the example in which the insulating member 26 is provided along the end face of the relay main body 24 over the entire end face has been described. However, the present invention is not limited to this example. , 56 may be provided so as to face each other above the base end portions 34, 57. In this case, for example, a plurality of insulating members 26 formed in a plate shape are provided to face the base end portions 34 and 57 of the lead terminals 25 and 56, respectively.
- the relay module using the relay as an electronic component has been described.
- the electronic component is not limited to the relay, and in summary, the external configuration of the relay body and the lead terminal of the present embodiment is the same. Any other electronic components can be used as long as they have similar component bodies and lead terminals.
- the present invention can be applied to a control module, a fuse, and the like formed by housing components such as an electronic circuit board in a resin case.
- Relay module 21 Relay (electronic component) 22 Terminal bracket 23 Housing member 24 Relay body (component body) 25 Lead terminal 26 Insulating member 34 Base end portion 35 Contact portion 36 First storage chamber 37 Second storage chamber 44 Fitting portion 49 Spring portion
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mechanical Engineering (AREA)
- Connection Or Junction Boxes (AREA)
- Mounting Components In General For Electric Apparatus (AREA)
- Connecting Device With Holders (AREA)
Abstract
Description
21 リレー(電子部品)
22 端子金具
23 収容部材
24 リレー本体(部品本体)
25 リード端子
26 絶縁部材
34 基端部
35 接触部
36 第1収容室
37 第2収容室
44 嵌合部
49 バネ部
Claims (6)
- 直方体状の部品本体と、この部品本体の側面から突出する複数のリード端子とを備える電子部品と、
前記電子部品を挿入して収容する収容部材と、
前記収容部材に保持され、前記リード端子をそれぞれ嵌合する複数の端子金具と、を具備し、
前記リード端子は、前記部品本体の少なくとも一つの側面から突出する基端部と、該基端部と連なって前記側面に沿って垂下する接触部とを有し、
前記部品本体には、前記電子部品を前記収容部材に組み付ける際に、前記収容部材の底壁から最も遠い前記部品本体の端面の側から前記基端部と当接または対向させて位置される絶縁部材が設けられ、
前記電子部品が前記収容部材に挿入されて収容され、前記複数の端子金具に前記複数のリード端子がそれぞれ接触されて、前記電子部品が前記収容部材に組み付けられる
ことを特徴とする電子部品の組付構造。 - 前記絶縁部材は、平面視で略矩形の平板状に形成され、前記部品本体の端面に沿って設けられることを特徴とする請求項1に記載の電子部品の組付構造。
- 前記絶縁部材は、前記基端部の突出方向の一部又は全部を包囲してなることを特徴とする請求項1又は2に記載の電子部品の組付構造。
- 前記絶縁部材は、前記部品本体に収容される収容物を封止する一部である請求項1又は2に記載の電子部品の組付構造。
- 直方体状の部品本体と、
前記部品本体から突出する複数のリード端子と、を備えて形成され、
前記リード端子は、前記部品本体の少なくとも一つの側面から突出する基端部と、この基端部と連なって前記側面に沿って垂下する接触部とを有し、
前記部品本体には、前記部品本体を収容部材に組み付ける際に、前記収容部材の底壁から最も遠い前記部品本体の端面の側から前記基端部と当接または対向させて位置される絶縁部材が設けられることを特徴とする電子部品。 - 前記絶縁部材は、平面視で略矩形の平板状に形成され、前記基端部と当接するとともに前記部品本体の端面に沿って設けられることを特徴とする請求項5に記載の電子部品。
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DE112014001419.2T DE112014001419T5 (de) | 2013-03-15 | 2014-03-13 | Elektronische Baugruppenstruktur und elektronische Komponente |
CN201480015345.2A CN105144518A (zh) | 2013-03-15 | 2014-03-13 | 电子元件的装配构造及电子元件 |
JP2015505557A JP5947972B2 (ja) | 2013-03-15 | 2014-03-13 | 電子部品の組付構造及び電子部品 |
US14/848,414 US10136539B2 (en) | 2013-03-15 | 2015-09-09 | Electronic component assembly structure and electronic component |
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WO2014030627A1 (ja) * | 2012-08-21 | 2014-02-27 | 矢崎総業株式会社 | 電子部品組立体、電子部品組立体と端子金具との接続構造、電子部品組立体を有する電気接続箱 |
JP5881891B2 (ja) * | 2013-03-14 | 2016-03-09 | 矢崎総業株式会社 | 電子部品の組付構造及び電気接続箱 |
WO2015029990A1 (ja) * | 2013-08-30 | 2015-03-05 | 矢崎総業株式会社 | 電子部品と端子金具との接続構造 |
JP6223927B2 (ja) * | 2014-08-12 | 2017-11-01 | 矢崎総業株式会社 | 電子部品の組付構造 |
JP6265865B2 (ja) * | 2014-08-12 | 2018-01-24 | 矢崎総業株式会社 | 電子部品 |
JP6661686B2 (ja) * | 2018-03-16 | 2020-03-11 | 矢崎総業株式会社 | 電気接続箱 |
JP6793160B2 (ja) * | 2018-08-31 | 2020-12-02 | 矢崎総業株式会社 | 電気接続箱及びワイヤハーネス |
JP7214615B2 (ja) | 2019-12-05 | 2023-01-30 | 株式会社東芝 | 接続デバイス |
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JPS63213278A (ja) * | 1987-02-27 | 1988-09-06 | 日本テキサス・インスツルメンツ株式会社 | ソケツト |
US5007844A (en) * | 1990-01-17 | 1991-04-16 | Hewlett-Packard Company | Surface mount method and device |
US5288236A (en) * | 1992-04-01 | 1994-02-22 | Sun Microsystems, Inc. | Method and apparatus for replacing electronic components on a printed circuit board |
JP2010221787A (ja) * | 2009-03-23 | 2010-10-07 | Yazaki Corp | 電気接続箱 |
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JPS63146939U (ja) * | 1987-03-17 | 1988-09-28 | ||
JP2012243720A (ja) * | 2011-05-24 | 2012-12-10 | Sumitomo Wiring Syst Ltd | コネクタ |
US20130043971A1 (en) * | 2012-10-22 | 2013-02-21 | Yazaki North America, Inc. | Service disconnect cover with fuse/terminal retention |
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US20150382497A1 (en) | 2015-12-31 |
US10136539B2 (en) | 2018-11-20 |
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JPWO2014142251A1 (ja) | 2017-02-16 |
JP5947972B2 (ja) | 2016-07-06 |
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