WO2022024694A1 - Bloc de bornes - Google Patents

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Publication number
WO2022024694A1
WO2022024694A1 PCT/JP2021/025585 JP2021025585W WO2022024694A1 WO 2022024694 A1 WO2022024694 A1 WO 2022024694A1 JP 2021025585 W JP2021025585 W JP 2021025585W WO 2022024694 A1 WO2022024694 A1 WO 2022024694A1
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WO
WIPO (PCT)
Prior art keywords
end portion
housing
terminal
thin plates
terminal block
Prior art date
Application number
PCT/JP2021/025585
Other languages
English (en)
Japanese (ja)
Inventor
陽介 森永
Original Assignee
住友電装株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 住友電装株式会社 filed Critical 住友電装株式会社
Publication of WO2022024694A1 publication Critical patent/WO2022024694A1/fr

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R31/00—Coupling parts supported only by co-operation with counterpart
    • H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/30—Clamped connections, spring connections utilising a screw or nut clamping member
    • H01R4/34—Conductive members located under head of screw
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
    • H01R9/03—Connectors arranged to contact a plurality of the conductors of a multiconductor cable, e.g. tapping connections

Definitions

  • This disclosure relates to the terminal block.
  • Patent Document 1 discloses an inverter terminal block that relays an electrical connection between an inverter and a motor in an electric vehicle or a hybrid electric vehicle.
  • This inverter terminal block includes an electric conductor, and the end portion of the electric conductor on the inverter side is an inverter side connection terminal and the end portion on the motor side is a connector terminal.
  • a flexible braid is provided between the inverter-side connection terminal and the connector terminal, and this braid can absorb the assembly tolerance between the inverter and the motor.
  • a terminal block with a new structure that can absorb tolerances and can improve conduction stability while suppressing an increase in component types and processing man-hours.
  • the terminal block of the present disclosure is a terminal block for relaying an electrical connection between a first device and a second device, and is a laminated body formed by laminating a plurality of thin plates and having conductivity and flexibility.
  • the laminate comprises a housing that covers the laminate and has insulating properties, the laminate includes a first end, a second end located on the opposite side of the first end, and the first end. It has an intermediate portion arranged between the portion and the second end portion, and the first end portion has a first terminal portion that can be electrically connected to the first device, and the first terminal portion is provided.
  • the second end has a second terminal portion that can be electrically connected to the second device, and the intermediate portion is covered with the housing and fixed to the housing, and the first end portion is fixed to the housing. The portion and the second end portion are exposed from the housing.
  • tolerance absorption is possible, and while suppressing an increase in component types and processing man-hours, it is possible to improve conduction stability.
  • FIG. 1 is a perspective view showing a terminal block according to the first embodiment.
  • FIG. 2 is a vertical cross-sectional view of the terminal block shown in FIG. 1, and is a cross-sectional view taken along the line II-II in FIG.
  • FIG. 3 is a cross-sectional view taken along the line III-III in FIG.
  • FIG. 4 is a perspective view showing a plurality of laminated bodies constituting the terminal block shown in FIG.
  • FIG. 5 is a perspective view showing a state in which a core is provided for the plurality of laminated bodies shown in FIG.
  • FIG. 6 is a perspective view showing a terminal block according to another aspect of the present disclosure.
  • the terminal block of this disclosure is (1) A terminal block for relaying an electrical connection between a first device and a second device, which is a laminated body formed by laminating a plurality of thin plates and having conductivity and flexibility, and the laminated body.
  • the laminate comprises a first end portion, a second end portion arranged on the opposite side of the first end portion, and the first end portion and the first end portion. It has an intermediate portion arranged between the two ends, the first end has a first terminal that is electrically connectable to the first device, and the second end has. It has a second terminal portion that can be electrically connected to the second device, the intermediate portion is covered with the housing and fixed to the housing, and the first end portion and the first end portion are fixed to the housing. The two ends are those exposed from the housing.
  • the first end portion of the laminated body has the first terminal portion, and the second end portion opposite to the first end portion has the second terminal portion. .. Then, the intermediate portion between the first end portion and the second end portion is covered and fixed by the housing. Therefore, the intermediate portion of the laminated body is held by the housing, and the laminated state of the thin plates is stably maintained. Further, by fixing the intermediate portion of the laminated body to the housing, the first terminal portion and the second terminal portion are positioned with respect to the housing. In addition, the first end portion and the second end portion exposed from the housing can be bent and deformed in the stacking direction of the thin plates. This makes it possible to absorb the assembly tolerance between the first device and the second device. The bending characteristics of the first end and the second end are appropriately set by adjusting the amount of protrusion of the first end and the second end from the housing, the shape and material of the thin plate, the number of laminated sheets, and the like. can do.
  • the first terminal portion and the second terminal portion are connected by braiding of separate members
  • the first terminal portion and the second terminal portion are formed by the same laminated body. .. Therefore, it is possible to reduce the types of parts and reduce the processing man-hours for connecting them. Furthermore, compared to the case where a braid is used for tolerance absorption, the risk of the thin plate constituting the laminated body being cut due to contact with surrounding members is reduced, so that the conduction stability of the terminal block is improved. Improvements are also being made.
  • the first terminal portion further includes a fixing portion for fixing the plurality of thin plates in the intermediate portion of the laminated body to each other, and the first terminal portion has a first through hole penetrating the plurality of thin plates.
  • the terminal portion preferably has a second through hole that penetrates the plurality of thin plates. Since the plurality of thin plates are fixed by the fixing portion in the intermediate portion of the laminated body, it is possible to suppress the mutual positional deviation of the through holes in the plurality of thin plates constituting the first through hole and the second through hole.
  • the fixing portion any structure can be adopted as long as it integrally fixes a plurality of thin plates.
  • the fixing portion can be configured by a caulking part that integrally crimps a plurality of thin plates, a welded portion that welds the plurality of thin plates to each other, a resin block that integrally embeds the plurality of thin plates, and the like.
  • the fixing portion is made of synthetic resin and the intermediate portion is embedded, and the fixing portion is arranged between the housing and the laminated body.
  • the fixing portion is made of synthetic resin and the intermediate portion is embedded, and the fixing portion is arranged between the housing and the laminated body.
  • the fixing portion is made of synthetic resin and the intermediate portion is embedded, and the fixing portion is arranged between the housing and the laminated body.
  • the fixing portion is made of synthetic resin and the intermediate portion is embedded, and the fixing portion is arranged between the housing and the laminated body.
  • the fixing portion is made of synthetic resin and the intermediate portion is embedded, and the fixing portion is arranged between the housing and the laminated body.
  • the housing has a flange portion for fixing to one of the first device and the second device.
  • the housing can also have a function of fixing to the first device or the second device, eliminating the need for a separate bracket or the like, and reducing the number of parts.
  • the laminated body has a bent portion that bends in a direction orthogonal to the laminating direction of the plurality of thin plates. For example, even when it is difficult to connect the first device and the second device by a straight extending laminate, the first device and the second device can be avoided by providing a bent portion in the laminate. It becomes possible to connect with. That is, by providing the bent portion in the laminated body, the degree of freedom in the shape of the laminated body and the degree of freedom in selecting the arrangement mode in the peripheral members are improved.
  • each of the plurality of laminated bodies has the same shape. Since each of the plurality of laminated bodies has the same shape, the shapes of the thin plates constituting the laminated body are also the same, and a plurality of laminated bodies can be formed by using one kind of thin plates. Therefore, the number of types of parts can be reduced and parts management becomes easy.
  • each of the plurality of laminated bodies has a different shape from each other. Since each of the plurality of laminated bodies has a different shape from each other, it becomes easy to adjust the shape of the plurality of laminated bodies according to the arrangement mode of the peripheral members.
  • the terminal block 10 is mounted on a vehicle (not shown) such as an electric vehicle or a hybrid vehicle, and relays an electrical connection between the first device 12 and the second device 14.
  • a vehicle not shown
  • a plurality of laminated bodies 18 first to third laminated bodies 18a to 18c
  • a plurality of laminated bodies 18 first to third laminated bodies 18a to 18c
  • the first device 12 is electrically connected to the first terminal portion 32 of each first end portion 22 in 18a to 18c).
  • the second device 14 is electrically connected to the second terminal portion 36 of each second end portion 24 in the plurality of laminated bodies 18 (first to third laminated bodies 18a to 18c).
  • the terminal block 10 can be arranged in the vehicle in any direction, but in the following, the vertical direction is the vertical direction in FIG. 2, the front-rear direction is the right-left direction in FIG. 2, and the left-right direction is shown in FIG. It will be described as the right-left direction. Further, for a plurality of the same members, a reference numeral may be added to only a part of the members, and the reference numeral may be omitted for other members.
  • the terminal block 10 includes a laminated body 18 formed by laminating a plurality of thin plates 16 and a housing 20 that covers the laminated body 18.
  • the laminated body 18 is formed by laminating a plurality of thin metal plates 16 having a predetermined shape, and has conductivity and flexibility.
  • the plurality of thin plates 16 have the same shape, and spread parallel to the horizontal plane without any unevenness or the like.
  • the upper and lower surfaces of the laminated body 18 are spread parallel to the horizontal plane without providing unevenness or the like on the laminated body 18.
  • the thin plate 16 (laminated body 18) is formed of, for example, copper or a copper alloy, or aluminum or an aluminum alloy.
  • the thickness dimension of the thin plate 16 is not limited, but is, for example, in the range of 0.1 mm to 1 mm.
  • the first laminated body 18a, the second laminated body 18b, and the third laminated body 18c are in order from the left. That is, the first to third laminated bodies 18a to 18c are formed by a plurality of first to third thin plates 16a to 16c, respectively. Further, the first to third laminated bodies 18a to 18c extend in the front-rear direction as a whole, the front end portion is the first end portion 22, and the rear end portion on the opposite side to the first end portion 22 is. The second end 24. Further, the intermediate portion 26 is between the first end portion 22 and the second end portion 24.
  • Through holes 28a and 28b penetrating in the plate thickness direction (vertical direction) are formed at the front end and the rear end of the first to third thin plates 16a to 16c.
  • the laminated bodies 18a to 18c are attached to the first end portion 22 which is the front end portion of the first to third laminated bodies 18a to 18c.
  • a first through hole 30 that penetrates in the plate thickness direction (vertical direction) is formed.
  • the first terminal portion 32 electrically connected to the first device 12 is configured including the first through hole 30.
  • each first terminal portion 32 has a first through hole 30 that penetrates each of the laminated bodies 18a to 18c (each of the laminated thin plates 16a to 16c) in the plate thickness direction (vertical direction).
  • each second terminal portion 36 has a second through hole 34 that penetrates each of the laminated bodies 18a to 18c (each of the laminated thin plates 16a to 16c) in the plate thickness direction (vertical direction).
  • the first to third laminated bodies 18a to 18c extend substantially straight in the front-rear direction from the second end portion 24 to the intermediate portion 26, and are bent to the right at the front end portion of the straight portion to form the first end portion. 22 extends diagonally forward to the right.
  • the second end portion 24 side extends in the front-rear direction
  • the first end portion 22 side extends inclined with respect to the front-rear direction.
  • Each of the first to third laminated bodies 18a to 18c has a bent portion 38 at an intermediate portion in the length direction.
  • first to third laminated bodies 18a to 18c when the first to third laminated bodies 18a to 18c are viewed from the second end portion 24 side to the first end portion 22 side in the bent portion 38, a plurality of thin plates 16 (first to third).
  • the third thin plates 16a to 16c) are bent to the right, which is one of the directions orthogonal to the stacking direction (vertical direction) (horizontal direction).
  • the portions extending substantially straight in the front-rear direction on the second end portion 24 side of the first to third laminated bodies 18a to 18c have substantially the same length dimension. Further, the lengths of the portions of the first to third laminated bodies 18a to 18c that are inclined and extended in the front-rear direction on the first end portion 22 side are different from each other. Specifically, the length of the portion extending inclined with respect to the front-rear direction on the first end portion 22 side is in the order of the first laminated body 18a, the second laminated body 18b, and the third laminated body 18c. It is getting shorter. As a result, the shapes of the first to third laminated bodies 18a to 18c are different from each other. In the first embodiment, the bending angles of the bending portions 38 in the first to third laminated bodies 18a to 18c are substantially the same, but may be different from each other.
  • ⁇ Housing 20> In the first embodiment, a plurality of laminated bodies 18 (first to third laminated bodies 18a to 18c) are covered with one common housing 20.
  • the housing 20 has a flat shape in which the horizontal dimension is larger than the vertical dimension as a whole, and has an oval cross section. Further, the housing 20 has a predetermined dimension in the front-rear direction.
  • the housing 20 has an insulating property and is preferably made of a hard synthetic resin.
  • a plurality of lightening holes 40 are formed on the surface of the housing 20.
  • a flange portion 42 extending outward over the entire circumference is provided in the middle portion in the front-rear direction of the housing 20.
  • the flange portion 42 is largely expanded in the left-right direction as compared with the up-down direction, and as shown in FIG. 3, has a substantially parallel quadrilateral shape as a whole in the front-back direction view.
  • Bolt insertion holes 44 penetrating the flange portion 42 in the plate thickness direction (front-rear direction) are formed at both ends of the flange portion 42 in the left-right direction, which are largely widened in the left-right direction.
  • a positioning projection 46 projecting rearward is provided at a position of the flange portion 42 at both ends in the left-right direction outside the bolt insertion hole 44.
  • the flange portion 42 is fixed to the second device 14 by a bolt and a positioning protrusion 46 (not shown) inserted into the bolt insertion hole 44, but even if the flange portion 42 is fixed to the first device 12. good.
  • the housing 20 covers the intermediate portions 26 of the first to third laminated bodies 18a to 18c, respectively. As a result, the intermediate portions 26 of the first to third laminated bodies 18a to 18c are fixed to the housing 20. Further, the first end portion 22 and the second end portion 24 of the first to third laminated bodies 18a to 18c project outward from the housing 20 and are exposed.
  • ⁇ Fixed part 48> In the first embodiment, as shown in FIGS. 2 and 3, a plurality of thin plates 16 (first to third) are formed in the intermediate portion 26 of the laminated body 18 (first to third laminated bodies 18a to 18c). A fixing portion 48 for fixing the thin plates 16a to 16c) to each other is provided. A plurality of fixing portions 48 are provided, and the intermediate portions 26 in the first to third laminated bodies 18a to 18c are covered with the first to third fixing portions 48a to 48c, respectively. That is, in the first to third fixed portions 48a to 48c, each intermediate portion 26 in the first to third laminated bodies 18a to 18c is embedded.
  • the first to third fixing portions 48a to 48c each have a square tube shape extending in the front-rear direction, and have dimensions in the front-rear direction substantially equal to those of the housing 20.
  • both end faces in the front-rear direction of the housing 20 and both end faces in the front-rear direction of the first to third fixing portions 48a to 48c are formed. They are in approximately equal positions in the front-back direction.
  • the first to third fixing portions 48a to 48c are arranged between the laminated body 18 (first to third laminated bodies 18a to 18c) and the housing 20.
  • the first to third fixing portions 48a to 48c have insulating properties, and as the material, for example, a hard synthetic resin similar to the material of the housing 20 can be adopted.
  • the housing 20 and the first to third fixing portions 48a to 48c are made of the same synthetic resin material, but may be made of different synthetic resin materials.
  • first to third thin plates 16a to 16c are prepared and laminated in the vertical direction as shown in FIG. 4, to obtain first to third laminated bodies 18a to 18c.
  • first to third laminated bodies 18a to 18c are merely laminated with the first to third thin plates 16a to 16c, and the first to third thin plates 16a to 16c are mutually. It is not fixed to.
  • the first laminated body 18a on which a plurality of first thin plates 16a are laminated is set in a molding cavity (not shown) of the first fixing portion 48a.
  • the positioning pin is formed in the first through hole 30 and the second through hole 34 provided in the first laminated body 18a.
  • the first through hole 30 or the second through hole 34 may be used, for example, by inserting and fixing the first through hole 30.
  • the resin material of the first fixing portion 48a is injected into the molding cavity in which the first laminated body 18a is set to form the first fixing portion 48a.
  • the first fixed portion 48a in which the intermediate portion 26 of the first laminated body 18a is embedded is completed.
  • a first laminated body 18a in which the intermediate portion 26 is covered and fixed by the first fixing portion 48a is obtained.
  • the intermediate portion 26 is covered with the second fixing portion 48b and fixed to the second laminated body 18b, and the intermediate portion 26 is covered with the third fixing portion 48c and fixed.
  • the laminated body 18c of 3 is obtained.
  • first to third laminated bodies 18a to 18c in which the intermediate portion 26 is covered and fixed by the first to third fixing portions 48a to 48c are set in a molding cavity (not shown) of the housing 20. Then, by injecting the resin material of the housing 20 into the molding cavity in which the first to third laminated bodies 18a to 18c provided with the first to third fixing portions 48a to 48c are set, the housing 20 is molded. , The housing 20 in which the intermediate portions 26 of the first to third fixing portions 48a to 48c and the laminated bodies 18a to 18c are embedded is completed. As a result, the first to third laminated bodies 18a to 18c provided with the first to third fixing portions 48a to 48c are covered in a state of being embedded in the housing 20, and the terminal block shown in FIG. 1 and the like is covered. 10 is completed.
  • the first device 12 is electrically connected to each of the first end portions 22 of the first to third laminated bodies 18a to 18c. Specifically, the first terminal portion 32 of each first end portion 22 and the terminal (not shown) extending from the first device 12 are overlapped with each other, and a bolt (not shown) is inserted into the first through hole 30 of each first terminal portion 32. By inserting and fastening, the first terminal portions 32 of the first to third laminated bodies 18a to 18c and the first device 12 are electrically connected.
  • the second device 14 is electrically connected to each of the second end portions 24 of the first to third laminated bodies 18a to 18c.
  • the second device 14 and the flange portion 42 provided in the intermediate portion in the front-rear direction of the housing 20 are overlapped with each other, and the positioning projection 46 provided on the flange portion 42 is provided on the second device 14. It is inserted into a positioning hole (not shown).
  • the flange portion 42 (housing 20) and the second device 14 are mutually positioned.
  • the housing 20 (terminal block 10) is fixed to the second device 14 by inserting a bolt (not shown) into the bolt insertion hole 44 and fastening the bolt.
  • each second end portion 24 and the terminal (not shown) extending from the second device 14 are overlapped with each other, and a bolt (not shown) is inserted into the second through hole 34 of each second terminal portion 36.
  • a bolt is inserted into the second through hole 34 of each second terminal portion 36.
  • a plurality of thin plates 16 are laminated as a conductive member that electrically connects the first device 12 and the second device 14. It is composed of the first to third laminated bodies 18a to 18c formed by the above. Then, each intermediate portion 26 of the first to third laminated bodies 18a to 18c is covered with the housing 20 and fixed. Therefore, the possibility that the first to third thin plates 16a to 16c constituting the first to third laminated bodies 18a to 18c are separately separated is reduced, and the first terminal portion 32 and the second terminal portion 36 are separated from each other. Positioned with respect to housing 20.
  • the conductive members for electrically connecting the first device and the second device are the first to third laminated bodies 18a to Compared with the case where a single plate-shaped member having the same thickness as 18c is used, the first to third thin plates 16a to 16c are more likely to bend and deform in the stacking direction (vertical direction). As a result, the assembly tolerance when assembling the terminal block 10 between the first device 12 and the second device 14 can be easily absorbed by the bending deformation of each first end portion 22 and each second end portion 24. It is possible to improve the workability of assembling the terminal block 10.
  • the first terminal portion 32 and the second terminal portion 36 are formed into the first to third laminated bodies 18a to 18c, respectively. Since it is provided, the number of types of parts can be reduced. Further, as compared with the case where the braid is used for tolerance absorption, the possibility that the laminated body 18 is cut in contact with the surrounding members is reduced, so that the conduction stability of the terminal block 10 is improved. be able to.
  • the first to third thin plates 16a to 16c constituting the first to third laminated bodies 18a to 18c are fixed by the first to third fixing portions 48a to 48c in each intermediate portion 26. Has been done. As a result, the misalignment of the first to third thin plates 16a to 16c is suppressed, and the first through holes 30 and the second through holes 34 composed of the through holes 28a and 28b of the thin plates 16a to 16c are formed without any problem. Can be formed.
  • the housing 20 is formed by using an insert product in which each intermediate portion 26 of the first to third laminated bodies 18a to 18c is embedded in the first to third fixed portions 48a to 48c. ..
  • the first to third fixing portions 48a to 48c are provided between the first to third laminated bodies 18a to 18c and the housing 20.
  • the first to third fixing portions 48a to 48c can be formed. Can be fixed to each other.
  • the first to third thin plates 16a to 16c can be fixed in a laminated state without performing time-consuming processing such as caulking or welding.
  • the housing 20 can be molded. Therefore, when the housing 20 is molded, the housing 20 and thus the terminal block 10 can be efficiently formed while suppressing the separation of the first to third thin plates 16a to 16c.
  • the flange portion 42 is provided in the middle portion in the front-rear direction of the housing 20, and is overlapped with and fixed to the second device 14.
  • the function of fixing the terminal block 10 to the second device 14 can be realized with a small number of parts without requiring a separate bracket part or the like.
  • the bent portion 38 in which the first to third laminated bodies 18a to 18c bend in a direction (horizontal direction) orthogonal to the laminating direction (vertical direction) of the first to third thin plates 16a to 16c is provided.
  • the extending directions of the first to third laminated bodies 18a to 18c are appropriately set. Can be set to, and the connection between the first device 12 and the second device 14 can be realized by the terminal block 10 while avoiding interference with other members.
  • the shapes of the first to third laminated bodies 18a to 18c are different from each other. This makes it easy to adjust the shapes of the first to third laminated bodies 18a to 18c according to the surrounding members and the like.
  • the shapes of the first to third laminated bodies 18a to 18c are different from each other, but as in the terminal block 50 shown in FIG. 6, the first to third laminated bodies are laminated.
  • the shapes of the bodies 52a to 52c may be equal to each other.
  • the first to third laminated bodies 18a to 18c each have a bent portion 38, but as in the embodiment shown in FIG. 6, the first to third laminated bodies 52a to 52c may extend straight without having a bent portion.
  • the terminal block 50 shown in FIG. 6 has the same shape as that of the first embodiment except for the shapes of the first to third laminated bodies 52a to 52c, and has substantially the same members and members as those of the first embodiment.
  • the parts are designated by the same reference numerals as those in the first embodiment in the drawings, and detailed description thereof will be omitted.
  • the first to third fixing portions 48a to the housing 20 are between the first to third laminated bodies 18a to 18c, 52a to 52c and the housing 20.
  • 48c was provided, the fixed portion is not essential in the terminal block according to the present disclosure. That is, when molding the housing, the intermediate portion of the laminated body may be set in the molding cavity of the housing and the housing may be molded so that the intermediate portion of the first to third laminated bodies is directly fixed by the housing. ..
  • three laminated bodies (first to third laminated bodies 18a to 18c and 52a to 52c) are provided, respectively, but the number of laminated bodies is provided. Is not limited to three, and may be one, two, four or more. Further, in the embodiment 1 and the embodiment shown in FIG. 6, three fixing portions 48 (first to third fixing portions 48a to 48c) are provided, but the number of fixing portions is also limited to three. It may be one, two, four or more. It should be noted that the number of laminated bodies and the number of fixed portions do not have to match, and for example, one fixing portion may be provided to cover and fix the intermediate portion of the plurality of laminated bodies.
  • the number of thin plates constituting the laminated body is not limited, and may be a plurality of (two or more).
  • the thickness dimension and the number of thin plates can be appropriately set according to the required conductive performance, bendability, and the like.
  • each of the plurality of first to third thin plates 16a to 16c has a square tube shape made of synthetic resin in the intermediate portion 26. It was fixed by the first to third fixing portions 48a to 48c, but the fixing portion is not limited to this. That is, the plurality of thin plates can be fixed at the intermediate portion by caulking, welding, bonding, or other conventionally known fixing means.
  • the fixing portion may be formed by a caulking part provided separately from the thin plate, or a caulking piece protruding outward in the width direction (left-right direction) in the middle portion of the top or bottom thin plate. ..
  • a plurality of thin plates may be caulked and fixed in the intermediate portion by bending the caulking part or the caulking piece.
  • the thin plates may be bonded (welded) to each other in the intermediate portion by providing a coating film for joining on the surface of the thin plates and melted, or the thin plates may be bonded to each other in the intermediate portion with an adhesive.
  • the fixing portion is formed by the coating film or the adhesive. Even when a square tube-shaped fixing part is adopted, it is fixed by forming the fixing part with an elastic material such as rubber or elastomer, expanding the inner hole of the fixing part, and inserting a plurality of thin plates.
  • a plurality of thin plates may be fixed in a laminated state by the inward urging force accompanying the elastic restoration deformation of the portion. That is, the shape and material of the fixing portion are not limited, and a plurality of thin plates may be fixed in a laminated state in the intermediate portion of the laminated body. Further, such a fixing portion may be able to maintain a laminated state of a plurality of thin plates at the time of molding the housing, and displacement of the thin plates may be allowed to some extent except at the time of molding the housing.
  • terminal block (Embodiment 1) 12 1st equipment 14 2nd equipment 16 thin plate 16a 1st thin plate 16b 2nd thin plate 16c 3rd thin plate 18 laminated body 18a 1st laminated body 18b 2nd laminated body 18c 3rd laminated body 20 housing 22 second 1 End 24 Second End 26 Intermediate 28a, 28b Through Hole 30 First Through Hole 32 First Terminal 34 Second Through Hole 36 Second Terminal 38 Bending 40 Lightening Hole 42 Flange 44 Bolt Insertion Hole 46 Positioning protrusion 48 Fixing part 48a First fixing part 48b Second fixing part 48c Third fixing part 50 Terminal block (FIG. 6) 52a First laminated body 52b Second laminated body 52c Third laminated body

Landscapes

  • Connections Arranged To Contact A Plurality Of Conductors (AREA)
  • Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)
  • Multi-Conductor Connections (AREA)

Abstract

L'invention concerne un bloc de bornes ayant une nouvelle structure, qui est capable d'absorber des tolérances, et avec lequel il est également possible d'améliorer la stabilité de conduction tout en limitant une augmentation des types de composants et en traitant les heures-personnes.　Un bloc de bornes 10 pour relayer une connexion électrique entre un premier appareil 12 et un second appareil 14 est pourvu d'un corps empilé souple électroconducteur 18 formé par empilement d'une pluralité de plaques minces 16, et d'un boîtier isolant 20 qui recouvre le corps empilé 18, dans lequel : le corps empilé 18 comprend une première partie d'extrémité 22, une seconde partie d'extrémité 24 disposée sur le côté opposé à la première partie d'extrémité 22, et une partie intermédiaire 26 disposée entre la première partie d'extrémité 22 et la seconde partie d'extrémité 24 ; la première partie d'extrémité 22 comprend une première partie de borne 32 qui peut être connectée électriquement au premier appareil 12 ; la seconde partie d'extrémité 24 comprend une seconde partie de borne 36 qui peut être connectée électriquement au second appareil 14 ; la partie intermédiaire 26 est recouverte par le boîtier 20 et est fixée au boîtier 20 ; et la première partie d'extrémité 22 et la seconde partie d'extrémité 24 sont exposées à partir du boîtier 20.
PCT/JP2021/025585 2020-07-28 2021-07-07 Bloc de bornes WO2022024694A1 (fr)

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JP2020127385A JP2022024667A (ja) 2020-07-28 2020-07-28 端子台
JP2020-127385 2020-07-28

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WO2022024694A1 true WO2022024694A1 (fr) 2022-02-03

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JP (1) JP2022024667A (fr)
WO (1) WO2022024694A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011055807A1 (fr) * 2009-11-06 2011-05-12 矢崎総業株式会社 Bloc terminal inverseur pour carter de moteur et sa garniture
JP2012182043A (ja) * 2011-03-02 2012-09-20 Auto Network Gijutsu Kenkyusho:Kk バスバー
JP2013143278A (ja) * 2012-01-11 2013-07-22 Furukawa Electric Co Ltd:The 可撓導体
JP2018181780A (ja) * 2017-04-21 2018-11-15 矢崎総業株式会社 積層バスバおよび電池モジュール

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011055807A1 (fr) * 2009-11-06 2011-05-12 矢崎総業株式会社 Bloc terminal inverseur pour carter de moteur et sa garniture
JP2012182043A (ja) * 2011-03-02 2012-09-20 Auto Network Gijutsu Kenkyusho:Kk バスバー
JP2013143278A (ja) * 2012-01-11 2013-07-22 Furukawa Electric Co Ltd:The 可撓導体
JP2018181780A (ja) * 2017-04-21 2018-11-15 矢崎総業株式会社 積層バスバおよび電池モジュール

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