WO2014041749A1 - 端子装置およびそれを用いたコンセント - Google Patents

端子装置およびそれを用いたコンセント Download PDF

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Publication number
WO2014041749A1
WO2014041749A1 PCT/JP2013/004926 JP2013004926W WO2014041749A1 WO 2014041749 A1 WO2014041749 A1 WO 2014041749A1 JP 2013004926 W JP2013004926 W JP 2013004926W WO 2014041749 A1 WO2014041749 A1 WO 2014041749A1
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WO
WIPO (PCT)
Prior art keywords
terminal
piece
screw
terminal piece
electric wire
Prior art date
Application number
PCT/JP2013/004926
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
前田　裕史
義男 山口
正実 早船
Original Assignee
パナソニック株式会社
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 パナソニック株式会社 filed Critical パナソニック株式会社
Priority to EP13837110.9A priority Critical patent/EP2897228A4/de
Publication of WO2014041749A1 publication Critical patent/WO2014041749A1/ja

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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
    • 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
    • H01R4/305—Clamped connections, spring connections utilising a screw or nut clamping member having means for facilitating engagement of conductive member or for holding it in position
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
    • H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
    • H01R11/32—End pieces with two or more terminations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/76—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure with sockets, clips or analogous contacts and secured to apparatus or structure, e.g. to a wall
    • H01R24/78—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure with sockets, clips or analogous contacts and secured to apparatus or structure, e.g. to a wall with additional earth or shield contacts
    • 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
    • H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
    • H01R4/44—Clamping areas on both sides of screw

Definitions

  • the present invention relates to a terminal device and an outlet using the terminal device.
  • this embedded outlet includes a plurality of blade receiving portions 50 (receptacle contacts) disposed at the back of a hole (pin insertion hole) into which a plurality of pins of the plug are inserted.
  • Each blade receiving portion 50 is electrically and mechanically fixed to the electric wire (conductor) from which the insulation coating of the electric cable for power supply is removed by a fastening member (terminal screw 58 and nut 59). Specifically, the terminal screw 58 is inserted into the hole of the terminal piece 50a, and the nut 59 is screwed into the terminal screw 58. 59).
  • the present invention has been made in view of the above reasons, and an object of the present invention is to provide a terminal device capable of preventing an electric wire from being inserted excessively and an outlet using the terminal device.
  • the terminal device of the present invention includes a plate-like terminal piece (61) that can be electrically connected to the conductor (96a) exposed by removing the insulating coating (96b) at the end of the electric wire (96), A terminal screw (8c) inserted through the hole (61a) of the terminal piece (61) and a nut (8d) into which the terminal screw (8c) is screwed.
  • the conductor (96a) can be sandwiched between the terminal piece (61) and the nut (8d) or between the terminal piece (61) and the head of the terminal screw (8c), and the terminal
  • the piece (61) is provided with a stopper portion (63) for preventing the electric wire (96) from being inserted excessively.
  • the terminal piece (61) is formed in a rectangular plate shape. Side plates (62, 62) projecting from one surface side of the terminal piece (61) are arranged on two specific end edges (61b, 61c) parallel to each other among the four end edges of the terminal piece (61). It is erected.
  • the nut (8d) is disposed on the one surface side of the terminal piece (61), and the head of the terminal screw (8c) is disposed on the other surface side of the terminal piece (61).
  • the stopper portion (63) is erected on one end edge (61d) of the terminal piece (61) other than the two specific end edges (61b, 61c).
  • the outlet of the present invention includes the terminal device.
  • the terminal device of the present invention it is possible to prevent the electric wire from being inserted excessively.
  • FIG. 1A is a perspective view of a body of an outlet housing the terminal device according to the present embodiment
  • FIG. 1B is a perspective view of a part of the terminal device.
  • the terminal device connected with the conductor of the electric wire is illustrated.
  • 3A is a perspective view of the outlet as viewed from the front side
  • FIG. 3B is a perspective view of the outlet as viewed from the rear side.
  • It is an exploded perspective view of an outlet.
  • 5A, 5B and 5C are a top view, a front view and a bottom view of the outlet, respectively.
  • FIG. 6A and 6B are a side view and a rear view of the outlet, respectively. It is sectional drawing of the outlet socket attached to the embedding box. It is a perspective view of the plug connected to an outlet.
  • FIG. 9A is a perspective view of a body of an outlet housing the terminal device in the comparative example
  • FIG. 9B is a perspective view of the terminal device of the comparative example. The terminal device of the comparative example connected with the conductor of an electric wire is illustrated. It is a disassembled perspective view of the embedded type receptacle of a prior art example.
  • the terminal device of the present embodiment includes a terminal piece 61 and a fastening member (8c, 8d), and is configured to be electrically connected to an insulated conductor (electric wire).
  • the terminal piece 61 has a flat shape (plate shape), and is drawn out from a power supply electric cable (not shown) having a plurality of (for example, three) insulated conductors (electric wires), and the insulating coating portion 96b is removed.
  • the electrical conductor 96a is configured to be electrically connected.
  • the electric cable includes an electric wire 96 corresponding to a line (hot) and an electric wire 96 corresponding to neutral.
  • the electric cable further includes an electric wire (ground wire) corresponding to the earth (ground) as an option.
  • the conductor 96a is exposed by removing the insulating coating 96b at the end of the electric wire 96 (the right end in FIG. 2).
  • the fastening member includes a first terminal screw 8c and a first nut 8d into which the first terminal screw 8c is screwed.
  • the terminal piece 61 is formed in, for example, a rectangular plate shape having four edges.
  • Side plates 62 projecting from one surface (first surface) side of the terminal piece 61 are erected on two specific end edges parallel to each other among the four end edges of the terminal piece 61.
  • the side plates 62 are respectively erected from the first surface side of the terminal piece 61 toward the first side in one direction (first direction) D1 orthogonal to the first surface.
  • first side in the first direction D1 is also referred to as “front side”
  • the second side in the first direction D1 is also referred to as “rear side”.
  • the terminal piece 61 includes first and second end edges 61b and 61c on the first and second sides in the second direction D2 orthogonal to the first direction D1, respectively.
  • the first and second side plates 621 and 622 are respectively , Respectively, are erected from the first and second end edges 61b and 61c toward the first side in the first direction D1.
  • the first side in the second direction D2 is also referred to as “left side”
  • the second side in the second direction D2 is also referred to as “right side”.
  • a pair of spring pieces 64 and 64 are respectively extended at one end portions of the pair of side plates 62 and 62 (upper right end portion in FIG. 1B).
  • the first side plate 621 has first and second edge portions 621a and 621b on the first and second sides in the third direction D3 perpendicular to the second direction D2 (and the first direction D1), respectively.
  • the first spring piece 641 protrudes from the first edge 621a toward the first side in the third direction D3.
  • the first side in the third direction D3 is also referred to as “upper side”
  • the second side in the third direction D3 is also referred to as “lower side”.
  • the second side plate 622 has first and second edge portions 622a and 622b on the upper side and the lower side, respectively, and the second spring piece 642 projects from the first edge portion 622a toward the upper side. Yes.
  • the pair of spring pieces 64, 64 has a blade receiving portion that can clamp one pin 93 of the pair of pins 93, 93 led out from the plug body 92 of the plug 91 (see FIG. 8). (Receptacle contact) 6 is formed.
  • the terminal piece 61, the pair of side plates 62 and 62, and the blade receiving portion 6 including the pair of spring pieces 64 and 64 are integrally formed as the blade receiving spring 60.
  • a metal material is used as the material of the blade receiving spring 60.
  • the terminal piece 61 is formed with a first screw insertion hole 61a through which the screw portion of the first terminal screw 8c is inserted.
  • the first screw insertion hole 61 a is a U-shaped notch and is formed at the end of the lower terminal piece 61.
  • the first nut 8d described above is disposed on the first surface side of the terminal piece 61.
  • the first nut 8d has a threaded end portion of the first terminal screw 8c inserted into the first screw insertion hole 61a from the other surface (second surface) side (lower side in FIG. 1B) of the terminal piece 61.
  • the head of the first terminal screw 8 c is disposed on the second surface side of the terminal piece 61.
  • the terminal piece 61 constitutes a first threaded terminal together with the first terminal screw 8c and the first nut 8d.
  • the conductor 96a of the electric wire 96 is sandwiched between the terminal piece 61 and one end of the fastening member (for example, but not limited to the first nut 8d). Specifically, the conductor 96a is sandwiched between a portion of the terminal piece 61 on one side (one side in the second direction D2) of the first screw insertion hole 61a and one end of the fastening member. Accordingly, the two conductors 96a can be electrically and mechanically connected to the terminal piece 61. In the example of FIG. 2, the conductor 96a is sandwiched between the left terminal piece 61 and one end of the fastening member.
  • the conductor 96a may be sandwiched between the terminal piece 61 and the head of the first terminal screw 8c (one end of the fastening member).
  • a washer or the like may be provided between the terminal piece 61 and the head of the first terminal screw 8 c so that the conductor 96 a is sandwiched between the washer and the terminal piece 61.
  • the fastening member may further include a washer, and the conductor 96a may be sandwiched between the terminal piece 61 and the washer (one end side of the fastening member).
  • the electrical connection between the conductor 96a of the electric wire 96 and the terminal piece 61 is improved as compared with the case where the conductor 96a is sandwiched between the terminal piece 61 and the head of the first terminal screw 8c. It becomes possible to improve.
  • a stopper portion 63 for preventing the electric wire 96 from being inserted excessively is provided at one end edge (the upper right end edge in FIG. 1B) of the terminal piece 61 other than the two specific edges. .
  • the terminal piece 61 further includes third and fourth end edges 61d and 61e on the upper side and the lower side, respectively, and the stopper portion 63 projects from the third end edge 61d to the front side.
  • the stopper portion 63 is formed in a flat rectangular shape, and is formed between the first edge portions 621a and 622a of the first and second side plates 621 and 622.
  • the outlet 20 is, for example, a construction material, for example, one attached to an embedded box (pattress) 90 embedded in a hole (embedded hole) (not shown) formed in advance on a wall (not shown). (See FIG. 7).
  • the outlet 20 covers a box-shaped (in this embodiment, rectangular box-shaped) body 1 having an opening 1a (see FIG. 4) on the first side (front side) in the first direction D1, and the front side of the body 1.
  • a cover 2 and an assembly screw 10 for joining the body 1 and the cover 2 are provided.
  • the body 1 is formed of a thermosetting resin.
  • the body 1 has two partition walls 11 a and 11 b that protrude from the inner bottom surface of the body 1, and the inside of the body 1 is partitioned into three parts. That is, the first and second partition walls 11a and 11b are disposed on the first and second sides (left and right) in the second direction D2, respectively, and three storage chambers 12 are formed inside the body 1.
  • the central, left, and right storage chambers 12 are referred to as a first storage chamber 12a, a second storage chamber 12b, and a third storage chamber 12c, respectively.
  • the first storage chamber 12a is provided at a portion sandwiched between the two partition walls 11a and 11b.
  • a part of a grounding member (earth clip) 5 that can contact a pair of grounding poles (protective-earth) 94, 94 provided in the plug body 92 of the plug 91 is stored.
  • one of the pair of grounding electrodes 94, 94 is visible.
  • a rib 13 (see FIG. 7) for positioning the grounding member 5 is projected from the inner bottom surface of the first storage chamber 12a.
  • a first projecting portion 19 projecting rearward (toward the rear surface side) is provided on the rear surface (right surface in FIG. 7) of the bottom wall of the first storage chamber 12a.
  • the 1st protrusion part 19 is formed in the rectangular parallelepiped shape, for example.
  • a second terminal screw 8a for electrically and mechanically connecting a ground wire (not shown) of an electric cable to the ground member 5 is provided on one end side (the lower end side in FIG. 7) of the first projecting portion 19.
  • a first through hole 19a into which the head can be inserted is provided.
  • a first recess 19b for accommodating the head 10a of the assembly screw 10 described above is provided on the other end side (the upper end side in FIG. 7) of the first protrusion 19.
  • a first insertion hole 19c through which the screw portion 10b of the assembly screw 10 is inserted is provided at the bottom of the first recess 19b.
  • a second storage chamber 12b is provided at a portion sandwiched between one side wall (first side wall) 27 (see FIG. 4) of the left body 1 and the first partition wall 11a. Further, a third storage chamber 12c is provided at a portion sandwiched between the other side wall (second side wall) 29 of the right body 1 and the second partition wall 11b.
  • Each of the second storage chamber 12b and the third storage chamber 12c has the above-described blade receiving portion 6 that can hold one pin 93 of the pair of pins 93, 93 led out from the plug body 92.
  • a blade receiving spring 60 is accommodated.
  • the second storage chamber 12b has two electric wire insertion openings 14a and 14b. These are formed on one end wall (lower end wall) 28 on one side (second side in the third direction D3) perpendicular to the direction in which the two partition walls 11a and 11b are juxtaposed.
  • the outlet 20 inserts the first electric wire 96 of the electric cable into one of the two electric wire insertion openings 14a and 14b, and the first electric wire 96 is electrically connected to the blade receiving spring 60 at the back thereof. Configured to connect to.
  • the first electric wire 96 corresponds to neutral.
  • one electric wire of a pair of electric wires for feed wiring (not shown) is inserted into the other of the two electric wire insertion openings 14a, 14b, and the blade receiving spring 60 and the electric wire are electrically connected. You can also connect to.
  • 2nd protrusion part 15 (refer FIG. 3B) which protrudes back is provided in the center part of the bottom wall of the 2nd storage chamber 12b.
  • the second protrusion 15 is formed with a first recess (not shown) for disposing the tip of one of the pair of pins 93, 93.
  • a second through hole 16 into which the head of the first terminal screw 8c can be inserted is formed on the side of each wire insertion opening 14a, 14b on the bottom wall of the second storage chamber 12b (lower side in FIG. 3B). .
  • the third storage chamber 12c has two electric wire insertion openings 14c and 14d. These are formed on one end wall (lower end wall) 30 (see FIG. 4) on the second side in the third direction D3.
  • the outlet 20 inserts the second electric wire 96 of the electric cable into one of the two electric wire insertion openings 14c and 14d, and the second electric wire 96 is electrically connected to the blade receiving spring 60 at the back thereof. Configured to connect to.
  • the second electric wire 96 corresponds to a line (hot).
  • the other of the pair of electric wires for feeding wiring is inserted into the other of the two electric wire insertion openings 14c and 14d, and is electrically connected to the blade receiving spring 60 at the back thereof. You can also
  • 3rd protrusion part 17 (refer FIG. 3B) which protrudes back is provided in the center part of the bottom wall of the 3rd storage chamber 12c.
  • the protrusion 17 is formed with a second recess (not shown) for placing the tip of the other pin 93 of the pair of pins 93, 93.
  • a third through hole 18 into which the head of the first terminal screw 8c can be inserted is formed on the side of each wire insertion port 14c, 14d (lower side in FIG. 3B) on the bottom wall of the third storage chamber 12c. .
  • the grounding member 5 is formed in an inverted ⁇ shape as shown in FIG. A metal material is used as the material of the ground member 5.
  • the grounding member 5 includes a plate-shaped base end piece 51, a pair of leg pieces 52, 52 erected on both ends of the base end piece 51, and each grounding of the plug 91 provided at the distal end of each leg piece 52. It has the pole 94 and the contact piece 53 which can contact each separately.
  • the base end piece 51 has a rectangular shape extending in the third direction D3, and thus the two contact pieces 53 are arranged on the upper side and the lower side.
  • a second insertion hole 51a is formed through which the screw portion 10b of the assembly screw 10 is inserted.
  • a rib insertion hole 51b through which the rib 13 protruding from the inner bottom surface of the first storage chamber 12a is inserted is formed at the first end (upper right end in FIG. 4) of the upper base end piece 51.
  • a second screw insertion hole 51c through which the screw portion of the second terminal screw 8a is inserted is formed at the second end portion (left lower end portion in FIG. 4) of the lower base end piece 51.
  • a second nut 8b into which the second terminal screw 8a is screwed is disposed on the front surface side (the upper surface side in FIG. 4) of the second end portion of the base end piece 51.
  • the second terminal screw 8a and the second nut 8b constitute a second threaded terminal.
  • the grounding member 5 (especially both ends) has elasticity, and the pair of contact pieces 53 and 53 are bent in such a direction that the tip portions approach each other.
  • the distance between the contact pieces 53 and 53 is set to be smaller than the distance between the pair of ground electrodes 94 and 94 of the plug 91. Therefore, when the plug 91 is connected to the outlet 20, the contact pieces 53 and 53 are urged in a direction in which the tip portions approach each other due to the elastic force of the grounding member 5.
  • the width dimension of each contact piece 53 is set smaller than the width dimension of the base end piece 51 and each leg piece 52.
  • the cover 2 is composed of a first cover 3 made of a thermosetting resin and a second cover 4 made of a thermoplastic resin.
  • the first cover 3 has a plate-shaped main body 31.
  • the planar view shape of the main body 31 is an oval shape. That is, the length of the first cover 3 in the third direction D3 is longer than the length of the first cover 3 in the second direction D2.
  • the main body 31 covers the front side of the body 1.
  • the main body 31 is formed with a pair of pin insertion openings 31a and 31a into which a pair of pins 93 and 93 of the plug 91 can be inserted.
  • the pair of pin insertion ports 31a and 31a are disposed on both sides of the main body 31 in the second direction D2, and are disposed in the center of the main body 31 in the third direction D3.
  • the main body 31 is provided with a fourth projecting portion 32 projecting rearward from the rear surface (the lower surface in FIG. 4) between the pair of pin insertion ports 31a, 31a.
  • the fourth protrusion 32 is stored in the first storage chamber 12a of the body 1 in contact with the base end piece 51 of the grounding member 5 (see FIG. 7).
  • a screw hole 32a into which the assembly screw 10 is screwed is formed at a portion corresponding to the second insertion hole 51a of the grounding member 5.
  • the fourth protrusion 32 is formed with a second recess 32b that can accommodate the second nut 8b at a portion corresponding to the second screw insertion hole 51c of the grounding member 5.
  • the bottom of the second recess 32b is provided with a third recess 32c for placing the tip of the screw portion of the second terminal screw 8a.
  • the second cover 4 has a storage portion 42 and a frame-shaped plate 41.
  • the storage portion 42 protrudes rearward from the surface of the second cover 4 on the rear surface side so as to form a hollow cylindrical recess having a bottom portion 42a in which a hole is formed.
  • the 1st cover 3 is accommodated in the accommodating part 42 so that the main-body part 31 may block
  • the plate 41 extends laterally from the side portion 42 b on the opening side of the storage portion 42.
  • the outer periphery shape of the plate 41 is a rectangular shape as shown in FIG. 4, this shape is not specifically limited.
  • the internal shape of the storage portion 42 is, for example, a cylindrical shape having a bottom in which a hole is formed.
  • the opening shape of the storage portion 42 is a circular shape, but this shape is not particularly limited, and may be a shape that matches the shape of the plug main body 92 in plan view.
  • the planar view shape of the plug main body 92 is circular.
  • the bottom part 42a (see FIG. 7) of the storage part 42 is sandwiched between the main body part 31 and the body 1 of the first cover 3.
  • the bottom portion 42a is formed with a window hole 42c through which the pair of pin insertion ports 31a, 31a of the main body 31 can be inserted and which is larger than the pin insertion port 31a.
  • a pair of guide grooves 43 and 43 for guiding a pair of protrusions 95 and 95 (see FIG. 8) formed in the plug main body 92 are provided inside the side part 42b of the storage part 42. In FIG. 8, one ridge 95 of the pair of ridges 95, 95 is visible.
  • a pair of slits for drawing the pair of contact pieces 53, 53 of the grounding member 5 into the storage portion 42 from the rear side (right side in FIG. 7) of the second cover 4 in the side portion 42 b of the storage portion 42. 44 (see FIG. 4).
  • Each slit 44 is formed in an L shape across the bottom portion 42a and the side portion 42b of the storage portion 42 (see FIG. 3A). Accordingly, in the outlet 20 of the present embodiment, the pair of contact pieces 53 and 53 can be drawn into the storage portion 42 from the pair of slits 44 and 44.
  • the second terminal screw 8a is inserted into the second screw insertion hole 51c of the base end piece 51 of the contact member 5 from the rear surface side (right side in FIG. 7) of the base end piece 51.
  • the second nut 8b is screwed to 8a.
  • the grounding is performed so that the rib 13 of the body 1 is inserted into the rib insertion hole 51 b of the grounding member 5 and the head of the second terminal screw 8 a is inserted into the first through hole 19 a of the body 1.
  • the member 5 is stored in the first storage chamber 12 a of the body 1.
  • the terminal piece is inserted into the first screw insertion hole 61 a of the terminal piece 61 of one of the two blade receiving springs 60, 60 (hereinafter referred to as “first blade receiving spring 60”).
  • the first terminal screw 8c is inserted from the rear surface side of 61 (the lower side in FIG. 4), and the first nut 8d is screwed into the first terminal screw 8c.
  • the first blade receiving spring 60 is stored in the second storage chamber 12b of the body 1 so that the head of the first terminal screw 8c is inserted into the second through hole 16 of the body 1. To do.
  • the terminal piece is inserted into the first screw insertion hole 61a of the terminal piece 61 of the other blade receiving spring 60 (hereinafter referred to as “second blade receiving spring 60”) of the two blade receiving springs 60, 60.
  • the first terminal screw 8c is inserted from the rear surface side of 61, and the first nut 8d is screwed into the first terminal screw 8c.
  • the second blade receiving spring 60 is stored in the third storage chamber 12 c of the body 1 so that the head of the first terminal screw 8 c is inserted into the third through hole 18 of the body 1. To do.
  • the pair of contact pieces 53, 53 of the grounding member 5 are pulled into the housing portion 42 from the pair of slits 44, 44 of the second cover 4, and the second cover 4 is moved to the front side of the body 1. Deploy.
  • the first cover 3 is configured such that the pair of contact pieces 53 and 53 drawn into the storage portion 42 of the second cover 4 is led out from the pair of outlets 31 b and 31 b of the first cover 3. Is stored in the storage portion 42 of the second cover 4.
  • the fourth protrusion 32 of the first cover 3 is exposed from the window hole 42 c of the second cover 4.
  • the assembly screw 10 is inserted from the rear surface side of the body 1 into the first insertion hole 19 c of the body 1 and the second insertion hole 51 a of the grounding member 5, and the fourth projecting portion of the first cover 3. Screwed into the 32 screw holes 32a.
  • the outlet 20 of this embodiment the bottom part 42a of the accommodating part 42 of the 2nd cover 4 is clamped by the main-body part 31 and the body 1 of the 1st cover 3, and the outlet 20 can be assembled.
  • the plate 41 is provided with a plurality (two in this embodiment) of mounting brackets 80 (see FIG. 4) for mounting the outlet 20 to the embedded box 90. More specifically, the plate 41 is formed with a plurality of (two in this embodiment) first mounting screw insertion holes 41b into which the mounting screws 9a for mounting the mounting bracket 80 to the plate 41 can be inserted. Yes.
  • the mounting bracket 80 includes a plate-like base end piece 81, a pair of leg pieces 82 and 82 erected on both ends of the base end piece 81, and a claw 83 formed at the tip end of each leg piece 82. Have.
  • a second mounting screw insertion hole 81a through which the mounting screw 9a is inserted is formed at the center of the base end piece 81.
  • a plurality of (four in this embodiment) fourth storage chambers 45 for storing the base end pieces 81 of the mounting bracket 80 are provided outside the side portions 42 b of the storage portion 42 of the second cover 4. ing.
  • a third nut 9b to which the mounting screw 9a is screwed is disposed on the rear surface side (the lower surface side in FIG. 4) of the base end piece 81.
  • the embedded box 90 is described as being formed in a rectangular box shape having an opening on the front surface, for example.
  • the embedded box 90 is described as being formed of, for example, a synthetic resin (for example, a thermosetting resin).
  • the mounting screw 9a is inserted from the front of the second cover 4 (above in FIG. 4) into the first mounting screw insertion hole 41b and the second mounting screw insertion hole 81a of the mounting bracket 80, and the third Temporarily fasten to the nut 9b.
  • the outlet 20 is embedded in the embedding box 90 in a state where each mounting bracket 80 is temporarily fixed to the second cover 4.
  • each mounting screw 9a by tightening each mounting screw 9a to each third nut 9b, the claw 83 of each mounting bracket 80 can bite into the inner peripheral surface of the embedded box 90, and the outlet 20 is embedded. It becomes possible to attach to the insert box 90.
  • 9 and 10 show the configuration of a terminal device as a comparative example.
  • 9 and 10 show a part of the outlet using the terminal device of the comparative example, the same reference numerals are given to the same components as the outlet 20 of the present embodiment, and the description will be omitted as appropriate. To do.
  • the terminal device of the comparative example includes a plate-like terminal piece 23 that can be electrically connected to the conductor 96a exposed by removing the insulating coating portion 96b at the end of the electric wire 96. And a first terminal screw 8c.
  • the terminal device of the comparative example includes a washer 25 for sandwiching the conductor 96 a with the terminal piece 23.
  • the terminal piece 23 is formed in a rectangular plate shape, for example.
  • a side plate 24 that protrudes from one surface side (the upper surface side in FIG. 9B) of the terminal piece 23 is provided at two specific edges that are parallel to each other among the four edges of the terminal piece 23. Each is erected.
  • a pair of spring pieces 26 and 26 are extended from one end portions (the upper right end portion in FIG. 9B) of the pair of side plates 24 and 24, respectively.
  • the pair of spring pieces 26, 26 constitute the blade receiving portion 22 that can hold one pin 93 out of the pair of pins 93, 93 led out from the plug body 92.
  • the terminal piece 23, the pair of side plates 24 and 24, and the blade receiving portion 22 including the pair of spring pieces 26 and 26 are integrally formed as the blade receiving spring 21.
  • a metal material is used as the material of the blade receiving spring 21.
  • the terminal piece 23 is formed with a third screw insertion hole 23a through which the screw portion of the first terminal screw 8c is inserted.
  • the washer 25 described above is disposed on one surface (first surface) side of the terminal piece 23.
  • the first terminal screw 8 c is inserted from the first surface side of the terminal piece 23 into the third screw insertion hole 23 a via the washer 25.
  • the first terminal screw 8c inserted through the third screw insertion hole 23a is screwed into a screw hole (not shown) on the bottom wall of the second storage chamber 12b or the third storage chamber 12c. ing.
  • the terminal device of the comparative example described above is configured not to include the stopper portion 63 in the terminal device of the present embodiment. Therefore, in the terminal device of the comparative example, as illustrated in FIG. 10, when the electric wire 96 is excessively inserted, the insulating coating portion 96 b of the electric wire 96 is bitten by the terminal piece 23 and the washer 25, and the electric conduction of the electric wire 96 is performed. An electrical connection failure between the body 96a and the terminal piece 23 may occur.
  • the terminal piece 61 is provided with the stopper portion 63 for preventing the electric wire 96 from being inserted excessively, so that the electric wire 96 is excessively inserted. Can be prevented.
  • the insulation coating portion 96b of the electric wire 96 is prevented from being bitten by the terminal piece 61 and the first nut 8d. It becomes possible to prevent. Thereby, in the terminal device of the present embodiment, it is possible to suppress the occurrence of poor electrical connection between the conductor 96a of the electric wire 96 and the terminal piece 61.
  • the electric wire 96 can be prevented from being inserted excessively, the electric wire 96 can be prevented from being inserted into the blade receiving portion 6 of the blade receiving spring 60. It becomes. Thereby, in the terminal device of the present embodiment, it is possible to suppress the occurrence of poor electrical connection between the pin 93 of the plug 91 and the blade receiving portion 6.
  • the terminal device of this embodiment is used for the outlet 20, it is not restricted to this, For example, you may use for a switch etc.
  • the terminal device of the present embodiment described above includes a plate-like terminal piece 61 that can be electrically connected to the conductor 96a exposed by removing the insulating coating portion 96b at the end of the electric wire 96, and a hole in the terminal piece 61.
  • a terminal screw (first terminal screw) 8c inserted through the (first screw insertion hole) 61a and a nut (first nut) 8d into which the terminal screw 8c is screwed are provided.
  • the conductor 96a can be pinched
  • the outlet of the present embodiment includes the terminal device of the present embodiment, it is possible to prevent the electric wire 96 from being inserted excessively.
  • the plug 91 includes two pins 93 and 93 corresponding to the line (hot) and neutral as the CEE7 / 4 plug as the first and second male connectors.
  • the plug applicable to the outlet is not limited to this.
  • plugs applicable to the outlet of the present invention include BS4573 plug, CEE7 / 4 plug, CEE7 / 5 plug, CEE7 / 17 plug, 107-20-D1 plug, CEI23-16 / VII plug, SEV1011 plug, IEC60906- It is not limited to two round pins such as one plug, TIS166-2549 plug, etc.
  • the plug applicable to the outlet of the present invention has a thickness parallel to the second direction D2, such as JIS C 8303 plug, NEMA1-15 plug, or NEMA5-15 plug, as the first and second male connectors.
  • Two plug blades with direction; two plug blades with thickness direction parallel to the third direction D3, such as BS 1363 plug; or V-shaped or reverse, such as CPCS-CCC plug or AS / NZS3112 plug Two v-shaped blades may be included.
  • the plug 91 further includes the ground electrode 94 as a ground connector (optional), but the plug applicable to the outlet of the present invention is not limited to this.
  • the plug applicable to the outlet of the present invention is as a ground connector: a ground pin having a U-shaped cross section or formed in a hollow cylindrical shape; a ground plug blade such as an AS / NZS 3112 plug or a BS 1363 plug; Semi-round ground pins such as 107-2-D1 plugs; or round ground pins such as CEI 23-16 / VII plugs, SEV 1011 plugs, NEMA 5-15 plugs or TIS 166-2549 plugs.
  • the outlet of the present invention may be an outlet configured to be connected to any of the various plugs described above.
  • the outlet of the present invention includes the following terminal device. That is, the terminal device includes a terminal piece (61) configured to be in direct contact with the conductor (96a) of the electric wire (96), and the conductor (96a) is provided on the terminal piece (61). When directly contacting the terminal piece (61), there is provided a stopper portion 63 erected from one end edge (61d) of the terminal piece (61) so as to be in contact with or close to the tip of the conductor (96a). ing.

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)
  • Connections Arranged To Contact A Plurality Of Conductors (AREA)
PCT/JP2013/004926 2012-09-14 2013-08-21 端子装置およびそれを用いたコンセント WO2014041749A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP13837110.9A EP2897228A4 (de) 2012-09-14 2013-08-21 Klemmenvorrichtung und stromsteckdose damit

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012-203327 2012-09-14
JP2012203327A JP6032596B2 (ja) 2012-09-14 2012-09-14 端子装置およびそれを用いたコンセント

Publications (1)

Publication Number Publication Date
WO2014041749A1 true WO2014041749A1 (ja) 2014-03-20

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Application Number Title Priority Date Filing Date
PCT/JP2013/004926 WO2014041749A1 (ja) 2012-09-14 2013-08-21 端子装置およびそれを用いたコンセント

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EP (1) EP2897228A4 (de)
JP (1) JP6032596B2 (de)
WO (1) WO2014041749A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3028356A1 (fr) * 2014-11-07 2016-05-13 Legrand France Borne de connexion electrique a vis imperdable
TWI568114B (zh) * 2014-10-03 2017-01-21 Excel Cell Electronic Co Ltd Terminal block

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JPS6220471U (de) * 1985-07-19 1987-02-06
JPH0277866U (de) * 1988-12-02 1990-06-14
JP2003249298A (ja) 2002-02-25 2003-09-05 Matsushita Electric Works Ltd 埋込型コンセント

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Publication number Priority date Publication date Assignee Title
FR1231072A (fr) * 1959-03-05 1960-09-26 Plot métallique de raccordement de câble à vis de serrage imperdables
US3205473A (en) * 1959-07-09 1965-09-07 Edmond C Crowther Electrical connectors
JPS5799380U (de) * 1980-12-11 1982-06-18
FR2708795B1 (fr) * 1993-08-03 1995-11-10 Saam Dispositif de connexion du conducteur de terre et des fils de masse d'un appareil électrique.
JP5174576B2 (ja) * 2008-08-11 2013-04-03 矢崎総業株式会社 締結部材
JP5399802B2 (ja) * 2009-07-24 2014-01-29 矢崎総業株式会社 金属板及びボルトの合成樹脂部材への固定構造、及び、それを有するコネクタ

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6220471U (de) * 1985-07-19 1987-02-06
JPH0277866U (de) * 1988-12-02 1990-06-14
JP2003249298A (ja) 2002-02-25 2003-09-05 Matsushita Electric Works Ltd 埋込型コンセント

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2897228A4 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI568114B (zh) * 2014-10-03 2017-01-21 Excel Cell Electronic Co Ltd Terminal block
FR3028356A1 (fr) * 2014-11-07 2016-05-13 Legrand France Borne de connexion electrique a vis imperdable

Also Published As

Publication number Publication date
EP2897228A1 (de) 2015-07-22
JP6032596B2 (ja) 2016-11-30
JP2014059994A (ja) 2014-04-03
EP2897228A4 (de) 2015-09-09

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