WO2012035399A1 - 電気機器 - Google Patents

電気機器 Download PDF

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Publication number
WO2012035399A1
WO2012035399A1 PCT/IB2011/002112 IB2011002112W WO2012035399A1 WO 2012035399 A1 WO2012035399 A1 WO 2012035399A1 IB 2011002112 W IB2011002112 W IB 2011002112W WO 2012035399 A1 WO2012035399 A1 WO 2012035399A1
Authority
WO
WIPO (PCT)
Prior art keywords
lid member
recess
housing
terminal
electric device
Prior art date
Application number
PCT/IB2011/002112
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
安弘〒 住野
究 柴田
弘行 工藤
啓 三浦
進 中埜
桂 松宮
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 CN201180003009.2A priority Critical patent/CN102652380B/zh
Priority to KR1020127002776A priority patent/KR101282499B1/ko
Publication of WO2012035399A1 publication Critical patent/WO2012035399A1/ja

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Classifications

    • 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
    • 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
    • H01R9/22—Bases, e.g. strip, block, panel
    • H01R9/24—Terminal blocks
    • 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

Definitions

  • the present invention relates to an electrical device that can be used by being housed in a distribution board, for example.
  • the electric device 100 described in Patent Document 1 includes a box-shaped container 103 configured by combining a body 101 and a cover 102.
  • the body 103 includes a plurality of screw terminals, a power terminal 104 connected to a commercial power source, a load terminal 105 connected to an electric wire from a lighting load, and a signal for transmitting a signal such as a dimming signal.
  • a signal terminal portion 106 to which a line is connected is provided.
  • the power terminal 104 and the load terminal 105 are provided in a terminal recess 107 provided on the front surface of the cover 102, and are connected by screws.
  • a terminal cover 108 is provided in the terminal recess 107 and covers an upper portion and a part of the front portion of the terminal recess 107.
  • the terminal cover 108 is detachably attached to the cover 102 with fixing bolts 109. This prevents the operator's finger from entering the terminal recess 107.
  • JP 2009-266487 A FIG. 1
  • the present invention has been made in view of the above points, and provides an electric device that can easily open and close a lid member that covers a terminal portion, and that is not likely to be lost without paying attention to the place where the lid member is placed.
  • a box-shaped housing containing a circuit that operates by receiving external power supply, and the first surface and the second surface adjacent to each other in the housing. And a recess provided to leave corners at both ends along the ridge line between the first surface and the second surface, and provided in the recess, and electrically connected to the circuit.
  • An electrical device that can be opened and closed with respect to the housing is provided.
  • the lid member may be detachable from the housing.
  • the electrical device is provided on the back surface of the lid member, extends in a state of covering the recess, extends to the bottom of the recess, and is inserted into the cylinder from the surface side of the lid member. You may have a fixed volt
  • a screwing portion through which the screw portion of the fixing bolt is screwed and passed is provided on the inner surface of the cylindrical portion, and a compression spring is interposed between the screwing portion and the head of the fixing bolt.
  • You may be dressed.
  • a first engaging portion provided at an edge of the lid member along a direction parallel to the rotation axis, and provided on an inner surface of the recess, wherein the lid member covers the recess.
  • You may provide the 2nd engaging part engaged with 1 engaging part.
  • the lid member covering the terminal portion can be easily opened and closed, and work efficiency can be improved.
  • the lid member does not have to be removed from the housing, it is not necessary to pay attention to the place where the lid member is placed, and it is possible to provide an electric device having an effect that there is no risk of loss.
  • the whole perspective view of the electric equipment of the embodiment concerning the present invention The whole perspective view of the state which opened the lid member in the electric equipment of the embodiment concerning the present invention.
  • the top view of the state which removed the cover member in the electric equipment of embodiment which concerns on this invention The exploded perspective view which looked at the cover member from the front side
  • the perspective view which looked at the lid member from the back side 4A is an enlarged perspective view of a portion VI in FIG. 4, and
  • FIG. 4B is a rear view as viewed from the B direction in FIG.
  • FIG. 2 is an enlarged perspective view of the VIII portion.
  • Enlarged perspective view of IX portion in FIG. (A) is the whole perspective view of the conventional electric equipment
  • (B) is a partially exploded perspective view.
  • the electric device 10 according to the embodiment of the present invention shown in FIG. 1 can be used as a dimming terminal of a remote monitoring control system housed in, for example, a distribution board (not shown).
  • the electric device 10 includes, for example, a rectangular box-shaped upper housing 20 formed of an insulating synthetic resin material and opened downward, and a high thermal conductivity such as aluminum die casting.
  • a rectangular box-shaped casing 11 is formed by combining a lower casing 30 formed of a material and opened upward.
  • a circuit that operates in response to the supply of power from the outside is accommodated in the housing 11.
  • the left front side in FIG. 1 is defined as the front side
  • the right back side is defined as the rear side.
  • a plurality of engagement holes 32 are provided on the front surface 31 and the rear surface (not shown) of the lower housing 30. Therefore, when the electrical device 10 is housed and fixed inside a distribution board (not shown), a fixture provided on the distribution board and a connection plate (not shown) for connecting the casings 11 together. It can be easily attached by inserting (omitted).
  • the upper housing 20 is provided across the upper surface 21 that is the first surface adjacent to each other and the front surface 22 that is the second surface, and at both ends along the ridge line 23 between the upper surface 21 and the front surface 22.
  • a concave portion 25 (see FIG. 3) is provided so that the side surface front portion 24 that is a corner portion remains.
  • a rib 242 is provided on the inner surface 241 of the front side portion 24 in the vertical direction, and a locking claw which is a second engaging portion for temporarily fixing a lid member 40 described later on the upper end of the rib 242. 243 is provided so as to protrude inside the recess 25. As shown in FIG.
  • the locking claw 243 has a stopper surface 244 that protrudes horizontally inside the recess 25 on the lower surface of the distal end, and an inclined surface 245 that descends toward the distal end on the upper surface of the distal end.
  • the recess 25 is formed in an overall L shape from a deep recess on the front side (front recess 251) and a shallow recess on the rear side (rear recess 252).
  • the bottom portions 251A and 252A are provided at different levels.
  • partition plates 261 are provided at a predetermined interval in the width direction, and a plurality of terminal portions 262 are provided to form connection portions 26.
  • the terminal 263 includes a terminal plate 264 connected to a circuit (not shown) housed in the housing 11 and a screw terminal 265 screwed into a screw hole provided in the terminal plate 264.
  • a circuit not shown
  • a screw terminal 265 screwed into a screw hole provided in the terminal plate 264.
  • Two of the terminal portions 262 are provided with screw holes 28 for fixing a lid member 40 described later (see FIG. 3). Therefore, an electric wire (not shown) such as a signal line connected to the terminal 262 can be electrically and mechanically connected by winding the conductive wire around the screw terminal 265 and tightening the screw terminal 265.
  • a through hole into which the screw terminal 265 can be inserted is provided in a crimp terminal (not shown) attached to the tip of the electric wire, and the screw terminal 265 can be inserted into the through hole and tightened to be connected.
  • a connection portion 27 connected to a commercial power source is provided at the rear end portion of the upper surface 21 of the upper housing 20.
  • the connection portion 27 has two terminals 271 and 272.
  • the structure of the terminals 271 and 272 is the same as the terminal 263 described above.
  • a lid member 40 that covers the concave portion 25 of the upper housing 20 is provided so as to be openable and closable and removable around the rotation axis L1. As shown in FIG.
  • the lid member 40 is provided in a stepped shape (L shape) from a front portion 41 corresponding to the front recess 251 of the upper housing 20 and a rear portion 42 corresponding to the rear recess 252. .
  • a shaft protrusion 43 for supporting the lid member 40 so as to be openable and closable around the rotation axis L1 is provided at the rear end portion of the rear portion 42.
  • the shaft protrusion 43 is a substantially semicircular member that protrudes outward from the side surface of the rear portion 42 of the lid member 40. Further, as shown in FIG.
  • the shaft protrusions 43 are provided on the rotation shaft L1 provided at the front end of the upper surface 21 of the upper housing 20, and are provided at both left and right end portions at the front end of the upper surface 21. It fits into a shaft recess 212 that is recessed at the tip of the bearing 211 (see FIG. 1). Therefore, when the shaft protrusion 43 is fitted into the shaft recess 212, the lid member 40 is supported to be openable and closable. Then, by applying an external force of a predetermined level or more, the hemispherical shaft protrusion 43 is detached from the shaft recess 212, so that the lid member 40 can be removed from the housing 11. As shown in FIG.
  • the lid member 40 is provided with a circular opening 44 corresponding to each terminal portion 262 in a state in which the lid member 40 is closed. Terminal 265 can be turned.
  • Each opening 44 is partitioned by a plurality of ribs 404 provided on the outer surface 402 of the lid member 40, and the lid member 40 is reinforced.
  • a rib 405 is also provided on the front surface 403 of the lid member 40 to reinforce the lid member 40.
  • the fixing bolt 45 is inserted through the two openings 441 and 441 provided in the rear portion 42, and tightened into the screw hole 28 provided in the bottom 252 ⁇ / b> A of the recess 25. 40 is fixed.
  • the fixing bolt 45 includes a head portion 451 and a screw portion 452, and a shaft portion 453 having a smaller diameter than the valley diameter of the screw portion 452 is provided between the head portion 451 and the screw portion 452.
  • a cylindrical portion 46 is provided on the inner surface 401 of the lid member 40 so as to be continuous with the opening 441.
  • the cylindrical portion 46 has such a length that the tip 463 comes into contact with the bottom 252A of the concave portion 25 of the upper housing 20 when the lid member 40 is closed.
  • the cylindrical portion 46 has an upper large diameter portion 461 and a lower small diameter portion 462.
  • the large diameter portion 461 has an inner diameter through which the head portion 451 of the fixing bolt 45 can pass
  • the small diameter portion 462 has an inner diameter through which the screw portion 452 and the shaft portion 453 can pass.
  • a partition wall 47 is provided at the boundary between the large-diameter portion 461 and the small-diameter portion 462, and a screwing portion 471 into which the screw portion 452 of the fixing bolt 45 is screwed is provided.
  • a compression spring 48 is interposed in the fixing bolt 45.
  • the engagement recess 49 has a rectangular cutout 491 and an engagement portion 492 inside the cutout 491. Therefore, when the latching claw 243 is engaged with the engagement recess 49, the engagement portion 492 is engaged and is accommodated in the notch 491, so that the latching claw 243 does not protrude to the outside.
  • the lid member 40 of the electric device 10 is opened. Or open and remove. The tip of the electric wire is connected to the terminal portion 262 at a predetermined position, the screw terminal 265 is tightened, and the electric wire is electrically and mechanically connected. Next, the lid member 40 is closed.
  • the shaft protrusion 43 provided on the lid member 40 is closed after being fitted to the shaft recess 212 provided on the recess 25 of the upper housing 20.
  • the engaging recess 49 of the lid member 40 is locked by the locking claw 243 provided in the recess 25 of the upper housing 20, so that the lid member 40 is temporarily fixed.
  • the fixing bolt 45 attached to the cylindrical portion 46 of the lid member 40 is fastened to the screw hole 28 of the bottom portion 252A of the recess 25 to complete the attachment.
  • the housing 11 is provided with the recess 25 across the upper surface 21 and the front surface 22 adjacent to each other, and the recess 25 is connected to the circuit.
  • a plurality of terminal portions 262 that are electrically connected and to which the screw terminals 265 can be screwed are provided.
  • the recess 25 is provided so that the front side portions 24 at both ends along the ridge line 23 of the upper surface 21 and the front surface 22 remain, and a substantially L-shaped lid member 40 covering the recess 25 is parallel to the ridge line 23.
  • the lid member 40 covering the terminal portion 262 can be easily opened and closed, and work efficiency can be improved. Moreover, since it is not necessary to remove the cover member 40 from the housing
  • the cylinder part 46 extended to the bottom part 252A of the recessed part 25 is provided in the inner surface of the cover member 40, when the cover member 40 is closed, the cylinder part 46 contacts and supports the bottom part 252A. For this reason, even if the fixing bolt 45 inserted through the concave portion 25 and screwed into the bottom portion 252A of the concave portion 25 is firmly fastened, the lid member 40 can be prevented from bending. Further, since the screw portion 471 through which the screw portion 452 of the fixing bolt 45 is screwed and passed is provided on the inner surface of the tube portion 46, the fixing bolt 45 is in the state where it passes through the screw portion 471. Do not fall off.

Landscapes

  • Connections Arranged To Contact A Plurality Of Conductors (AREA)
  • Casings For Electric Apparatus (AREA)
PCT/IB2011/002112 2010-09-13 2011-09-09 電気機器 WO2012035399A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201180003009.2A CN102652380B (zh) 2010-09-13 2011-09-09 电气设备
KR1020127002776A KR101282499B1 (ko) 2010-09-13 2011-09-09 전기 기기

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010204787A JP5635344B2 (ja) 2010-09-13 2010-09-13 電気機器
JP2010-204787 2010-09-13

Publications (1)

Publication Number Publication Date
WO2012035399A1 true WO2012035399A1 (ja) 2012-03-22

Family

ID=45831063

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2011/002112 WO2012035399A1 (ja) 2010-09-13 2011-09-09 電気機器

Country Status (5)

Country Link
JP (1) JP5635344B2 (zh)
KR (1) KR101282499B1 (zh)
CN (1) CN102652380B (zh)
TW (1) TWI436536B (zh)
WO (1) WO2012035399A1 (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6206788B2 (ja) * 2012-12-21 2017-10-04 パナソニックＩｐマネジメント株式会社 点滅器
JP6145680B2 (ja) 2013-11-11 2017-06-14 パナソニックＩｐマネジメント株式会社 端子カバー
JP6572445B2 (ja) * 2016-03-25 2019-09-11 パナソニックＩｐマネジメント株式会社 電気機器

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0548186U (ja) * 1991-12-04 1993-06-25 三菱電機株式会社 盤内機器の端子カバー
JPH05168112A (ja) * 1991-12-10 1993-07-02 Mitsubishi Electric Corp 盤内機器
JPH08236177A (ja) * 1995-03-01 1996-09-13 Fuji Electric Co Ltd カバー付き端子台
JP2005071812A (ja) * 2003-08-25 2005-03-17 Matsushita Electric Works Ltd 回路遮断器の端子カバー装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0548186U (ja) * 1991-12-04 1993-06-25 三菱電機株式会社 盤内機器の端子カバー
JPH05168112A (ja) * 1991-12-10 1993-07-02 Mitsubishi Electric Corp 盤内機器
JPH08236177A (ja) * 1995-03-01 1996-09-13 Fuji Electric Co Ltd カバー付き端子台
JP2005071812A (ja) * 2003-08-25 2005-03-17 Matsushita Electric Works Ltd 回路遮断器の端子カバー装置

Also Published As

Publication number Publication date
KR20120049243A (ko) 2012-05-16
CN102652380A (zh) 2012-08-29
JP5635344B2 (ja) 2014-12-03
KR101282499B1 (ko) 2013-07-04
CN102652380B (zh) 2014-11-05
TWI436536B (zh) 2014-05-01
TW201216580A (en) 2012-04-16
JP2012059678A (ja) 2012-03-22

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