WO2013168340A1 - 端子台および、これを用いた照明器具 - Google Patents
端子台および、これを用いた照明器具 Download PDFInfo
- Publication number
- WO2013168340A1 WO2013168340A1 PCT/JP2013/001755 JP2013001755W WO2013168340A1 WO 2013168340 A1 WO2013168340 A1 WO 2013168340A1 JP 2013001755 W JP2013001755 W JP 2013001755W WO 2013168340 A1 WO2013168340 A1 WO 2013168340A1
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- WO
- WIPO (PCT)
- Prior art keywords
- electric wire
- side wall
- quick connection
- connection terminal
- terminal block
- Prior art date
Links
- 238000005286 illumination Methods 0.000 title 1
- 238000003780 insertion Methods 0.000 claims description 52
- 230000037431 insertion Effects 0.000 claims description 52
- 238000005452 bending Methods 0.000 claims description 23
- 238000005192 partition Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Images
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
- 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
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
- H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
- H01R4/48185—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar adapted for axial insertion of a wire end
- H01R4/4819—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar adapted for axial insertion of a wire end the spring shape allowing insertion of the conductor end when the spring is unbiased
- H01R4/4821—Single-blade spring
-
- 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
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
- H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
- H01R4/4846—Busbar details
- H01R4/4848—Busbar integrally formed with the spring
-
- 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
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
- H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
- H01R4/4828—Spring-activating arrangements mounted on or integrally formed with the spring housing
- H01R4/4833—Sliding arrangements, e.g. sliding button
-
- 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
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
- H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
- H01R4/4828—Spring-activating arrangements mounted on or integrally formed with the spring housing
- H01R4/4837—Single arrangement activating multiple springs
-
- 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
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
- H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
- H01R4/4846—Busbar details
- H01R4/485—Single busbar common to multiple springs
Definitions
- a terminal block including a housing having a wire insertion hole and a conductive block to which an electric wire housed in the housing and inserted through the wire insertion hole is connected.
- the terminal block is provided between the power source and the load, and electrically connects the power source and the load by connecting the electric wire from the power source and the electric wire to the load to the conductive block.
- the said 1st and 2nd quick connection terminal part and the said connection part are formed by bending the sheet
- the terminal block further includes a housing configured to accommodate the conductive block.
- the housing has first and second electric wire insertion holes.
- the conductive block is housed in the housing such that the first and second quick connection terminal portions face the first and second electric wire insertion holes, respectively.
- the housing in the fourth form, includes a protrusion interposed between the first and second side walls.
- the projecting portion includes a surface of the first side wall facing the second side wall and the first side wall of the first side wall. Contact the side wall and the opposite surface.
- each of the first and second quick connection terminal portions includes an electric wire receiving portion and a locking piece. And having.
- the wire receiving portion has a contact surface that comes into contact with the wire in the second direction.
- the locking piece is disposed so as to face the contact surface in the second direction, and is elastically deformed so as to be separated from the contact surface when pressed by an electric wire to hold the electric wire with the electric wire receiving portion.
- An eighth aspect of the lighting fixture according to the present invention includes any one terminal block of the first to seventh embodiments and a fixture main body to which the terminal block is attached.
- the terminal block 10 includes a conductive block 2 that receives an electric wire W (see FIG. 9), as shown in FIGS.
- the terminal block 10 includes a housing 1 that houses the conductive block 2.
- the terminal block 10 includes three conductive blocks 2.
- the housing 1 is configured to accommodate three conductive blocks 2.
- the terminal block 10 is attached to the lighting fixture 3 as shown in FIG. 9, for example.
- the terminal block 10 of this embodiment includes a housing 1 and three conductive blocks 2 housed in the housing 1 and is attached to a lighting fixture.
- the housing 1 is composed of a box-shaped main body 11 whose one surface (the lower surface in FIG. 1) is opened, and a cover 12 coupled to the main body 11 so as to cover the opening of the main body 11 from below, and each conductive block 2 is provided inside.
- a storage unit 15 is provided.
- Three locking holes 111 are formed on the front surface of the main body 11 side by side in the left-right direction. Further, on the front surface of the cover 12, convex portions 121 that are locked in the locking holes 111 are juxtaposed in the left-right direction. And the main body 11 and the cover 12 are couple
- the main body 11 has three electric wire insertion portions 13 arranged in parallel in the left-right direction on the front surface.
- the wire insertion portion 13 is configured by a first wire insertion hole 131 (131a) and a second wire insertion hole 131 (131b) formed in parallel in the left-right direction, and the opening shape of the wire insertion portion 13 is as follows.
- the circular first and second electric wire insertion holes 131a and 131b are arranged in the left-right direction. Then, the first electric wire is inserted into the first electric wire insertion hole 131a, and the second electric wire is inserted into the second electric wire insertion hole 131b. That is, the housing 1 has the first and second electric wire insertion holes 131 (131a, 131b).
- Each conductive block 2 is associated with the wire insertion portion 13 on a one-to-one basis, and has first and second quick connection terminal portions 21 (21a, 21b).
- the first quick connection terminal portion 21 (21a) locks and connects the first electric wire inserted into the first electric wire insertion hole 131a.
- the second quick connection terminal portion 21 (21b) locks and connects the second electric wire inserted through the second electric wire insertion hole 131b.
- the conductive block 2 is housed in the housing 1 so that the first and second quick connection terminal portions 21a and 21b face the first and second electric wire insertion holes 131a and 131b, respectively.
- the 1st, 2nd quick connection terminal parts 21a and 21b are mutually connected by the connection part 22, and a pair of electric wire (1st, 2nd electric wire) penetrated by the same electric wire insertion part 13 is.
- a pair of electric wire (1st, 2nd electric wire) penetrated by the same electric wire insertion part 13 is.
- the one end of the second electric wire can be connected to another device (terminal block or the like) for feed wiring.
- the conductive block 2 has the first and second quick connection terminal portions 21a and 21b and the connecting portion 22 that connects the first and second quick connection terminal portions 21a and 21b.
- the conductive block 2 has a load terminal portion 23 and locks and connects the third electric wire inserted into the third electric wire insertion hole 132 formed on the rear surface of the housing 1.
- One end of the third electric wire is connected to a lighting device of a lighting fixture as a load, whereby electric power is supplied to the lighting device.
- the conductive block 2 is formed by bending a metal plate having conductivity. That is, the conductive block 2 is formed by bending a single conductive plate (for example, a metal plate).
- the three conductive blocks 2 are distinguished, they are referred to as conductive blocks 2A, 2B, and 2C, and are stored in the housing 1 in the order of the conductive blocks 2A, 2B, and 2C from the right.
- the conductive block 2 includes first and second quick connection terminal portions 21 a and 21 b, a connection portion 22, and a load terminal portion 23.
- the connecting portion 22 includes a bottom surface (bottom wall) 221 having a vertical direction as a thickness direction, first and second side walls 222a and 222b having a thickness in a horizontal direction by bending both side ends of the bottom surface 221 upward, and a bottom surface 221.
- a rear wall 223 is formed by bending the rear end side upward and having the front-rear direction as the thickness direction.
- the bottom surface 221 and the first and second side walls 222a and 222b form a groove 224 extending along the front-rear direction.
- the connecting portion 22 is formed by bending a metal plate into a U shape.
- the connecting portion 22 has a pair of side walls 222 (first and second side walls 222a and 222b) and a bottom wall 221.
- the first and second side walls 222a and 222b oppose each other at a predetermined interval in the first direction (the left-right direction in FIG. 1).
- the bottom wall 221 includes an end portion (lower end portion in FIG. 4) 226 (226a) of the first side wall 222a in the second direction (vertical direction in FIG. 1) orthogonal to the first direction and a second side wall in the second direction.
- the end 226 (226b) of 222b is connected.
- the first and second side walls 222 a and 222 b are formed integrally with the bottom wall 221.
- the bottom surface 221 includes a wide part 221a and a narrow part 221b formed in front of the wide part 221a.
- the rear wall 223 is formed by bending the rear end side of the wide portion 221a upward at a substantially right angle.
- the first side wall 222a is formed by bending the right end side of the narrow portion 221b upward at a substantially right angle
- the second side wall 222a is formed by bending the left end side of the narrow portion 221b upward at a substantially right angle.
- Side walls 222b are formed.
- the first quick connection terminal portion 21a is provided on the first side wall 222a
- the second quick connection terminal portion 21b is provided on the second side wall 222b
- the load terminal portion 23 is provided on the rear wall 223.
- the first quick connection terminal portion 21a includes a first electric wire receiving portion 211 (211a), a first locking piece 212 (212a), and a connection piece 213 (213a), and the first side wall Provided on the right side of 222a. That is, the first quick connection terminal portion 21a is provided on the surface (outer surface) 227 (227a) of the first side wall 222a opposite to the second side wall 222b.
- the first electric wire receiving portion 211a is formed by bending the upper end of the first side wall 222a to the right side in a substantially semicircular shape.
- the 1st electric wire receiving part 211a has a function as a guide which prescribes
- Such a 1st electric wire receiving part 211a has the contact surface 2111 (2111a) contacted with the electric wire W in a 2nd direction.
- the first connecting piece 213a is formed by bending the front end of the first side wall 222a to the right at a substantially right angle, and connects the first locking piece 212a and the first side wall 222a.
- the first locking piece 212a is formed by bending the upper end of the first connection piece 213 obliquely rearward, and has a resilient contact force with the tip elastically contacting the lower surface of the first wire receiving portion 211a. Have.
- the distance between the tip of the first locking piece 212a and the first electric wire receiving portion 211a is sufficiently small with respect to the outer diameter of the first electric wire. ing. Therefore, when the first electric wire is inserted into the housing 1 through the first electric wire insertion hole 131a, the first electric wire is sandwiched between the first locking piece 212a and the first electric wire receiving portion 211a. Thus, the first electric wire is locked and connected.
- the first wire receiving portion 211a and the first locking piece 212a face each other in the second direction (vertical direction in FIG. 1). Therefore, in order to connect the electric wire W to the first quick connection terminal portion 21a, the electric wire along the third direction (the front-rear direction in FIG. 1, the direction indicated by the broken arrow 41 in FIG. 3) orthogonal to the second direction. W is inserted between the first wire receiving portion 211a and the first locking piece 212a. Thereby, the first locking piece 212a is pushed by the electric wire W and is elastically deformed so as to be separated from the contact surface 2221 (2221a). As a result, the electric wire W is connected to the first electric wire receiving portion 211a and the first locking device. It is held between the piece 212a. In this manner, the electric wire W is electrically and mechanically connected to the first quick connection terminal portion 21a.
- first locking piece 212a includes a first release piece 214a extending to the right side of the first electric wire receiving portion 211a.
- the first release piece 214a comes into contact with the release button 14 provided on the upper surface of the main body 11.
- the release button 14 is pressed downward and the first release piece 214a is displaced downward, the distal end of the first locking piece 212a is elastically deformed in a direction away from the first wire receiving portion 211a.
- the first locking piece 212a reaches a predetermined amount of elastic deformation downward, the locking with respect to the first electric wire is released, and the first electric wire can be pulled out from the first electric wire insertion hole 131a. it can.
- the first quick connection terminal portion 21a includes a wire receiving portion (first wire receiving portion) 211 (211a) having a contact surface 2221 (2221a) to be in contact with the electric wire W in the second direction, It is arranged so as to face the contact surface 2221 (2221a) in two directions and is elastically deformed away from the contact surface 2221 (2221a) when pressed by the electric wire W, and the electric wire W is held by the electric wire receiving portion 211 (211a). And a locking piece (first locking piece) 214 (214a). And the 1st quick connection terminal part 21a is integrally formed in the 1st side wall 222a.
- the second quick connection terminal portion 21b includes a second wire receiving portion 211b, a second locking piece 212b, and a connection piece 213b, and is provided on the left side of the second side wall 222b. That is, the second quick connection terminal portion 21b is provided on the surface (outer surface) 227 (227b) on the opposite side of the second side wall 222b from the first side wall 222a.
- the second wire receiving portion 211b is formed by bending the upper end of the second side wall 222b to the left side in a substantially semicircular shape.
- the 2nd electric wire receiving part 211b has a function as a guide which prescribes
- Such a 2nd electric wire receiving part 211b has the contact surface 2111 (2111b) contacted with the electric wire W in a 2nd direction.
- the second connection piece 213b is formed by bending the front end of the second side wall 222b to the left at a substantially right angle, and connects the second locking piece 212b and the second side wall 222b.
- the second locking piece 212b is formed by bending the upper end of the second connection piece 213 obliquely rearward, and has a resilient contact force with its tip elastically contacting the lower surface of the second wire receiving portion 211b. Have.
- the distance between the tip of the second locking piece 212b and the second wire receiving portion 211b is sufficiently small with respect to the outer diameter of the second electric wire. ing. Therefore, when the second electric wire is inserted into the housing 1 through the second electric wire insertion hole 131b, the second electric wire is sandwiched between the second locking piece 212b and the second electric wire receiving portion 211b. Thus, the second electric wire is locked and connected.
- the second locking piece 212b includes a second release piece 214b extending on the left side of the second wire receiving portion 211b.
- the second release piece 214b comes into contact with the release button 14 provided on the upper surface of the main body 11. Then, when the release button 14 is pressed downward and the second release piece 214b is displaced downward, the distal end of the second locking piece 212b is elastically deformed in a direction away from the second wire receiving portion 211b. To do. Then, when the second locking piece 212b reaches a predetermined amount in the downward elastic deformation, the locking with respect to the second electric wire is released, and the second electric wire can be pulled out from the second electric wire insertion hole 131b. it can.
- the second quick connection terminal portion 21b is, like the first quick connection terminal portion 21a, a wire receiving portion (second wire) having a contact surface 2221 (2221b) that comes into contact with the electric wire W in the second direction.
- Wire receiving portion) 211 (211b) and arranged to face the contact surface 2221 (2221b) in the second direction, and when elastically deformed away from the contact surface 2221 (2221b) when pressed by the electric wire W, the electric wire And a lock piece (second lock piece) 214 (214b) for holding W with the electric wire receiving portion 211 (211b).
- the second quick connection terminal portion 21b is formed integrally with the second side wall 222b.
- the conductive block 2 of the present embodiment has the groove 224 constituted by the first and second side walls 222a and 222b and the bottom surface 221 (the narrow portion 221b).
- the first quick connection terminal portion 21a is provided on the outer surface (right surface) of the first side wall 222a
- the second quick connection terminal portion 21b is provided on the outer surface (left surface) of the second side wall 222b.
- the load terminal portion 23 includes an electric wire receiving portion 231, a rising piece 232, and a locking piece 233, and is provided on the rear wall 223.
- the electric wire receiving portion 231 is formed by bending the upper end of the rear wall 223 backward substantially at a right angle.
- the upright piece 232 is formed by bending the rear end of the wire receiving portion 231 upward at a substantially right angle, and rectangular insertion holes 234 are formed side by side in the left-right direction.
- the insertion hole 234 has a rectangular shape that is long in the vertical direction, and is continuously open to the lower end of the rising piece 232.
- the locking piece 233 extends downward from the upper end of each insertion hole 234 and is inclined forward so as to move away from the rising piece 232 toward the tip that is the lower end.
- the tip of the wire receiving portion 231 It has an elastic force that makes elastic contact with the upper surface.
- the distance between the tip of the lock piece 233 and the wire receiving portion 231 is sufficiently small with respect to the outer diameter of the third electric wire. Therefore, when the third electric wire is inserted into the housing 1 through the third electric wire insertion hole 132 and is inserted through the insertion hole 234, the third electric wire is held between the locking piece 233 and the electric wire receiving portion 231. The third electric wire is locked and connected.
- the conductive block 2C housed on the leftmost side is a ground terminal to which a ground wire is connected, and includes a ground terminal portion 24 in addition to the above configuration.
- the ground terminal portion 24 includes a central piece 241 and side pieces 242.
- the central piece 241 is formed by bending the left end of the wire receiving portion 231 of the load terminal portion 23 downward substantially at a right angle, and a cut and raised piece 243 that is cut and raised from the left surface in the upper left direction is formed.
- the side piece 242 is formed by being bent rightward from the front end and the rear end of the central piece 241.
- the cover 12 is formed with an insertion hole 122 through which the ground terminal portion 24 is inserted.
- the ground terminal portion 24 protrudes from the lower surface (cover 12) of the housing 1. .
- the terminal insertion hole which penetrates the earthing terminal part 24 is formed also in the attachment plate (not shown) of the lighting fixture to which the terminal block 10 of this embodiment is attached, and the cut-and-raised piece 243 is the terminal insertion of the attachment plate.
- the terminal block 10 is held by the mounting plate by being locked to the edge of the hole.
- the lighting fixture can be grounded (grounded) by the earth terminal portion 24 coming into contact with the inner peripheral surface of the terminal insertion hole of the mounting plate.
- the three conductive blocks 2 configured as described above are accommodated in three accommodating portions 15 formed in the housing 1.
- the main body 11 is formed with a partition 114 that divides the interior into three in the left-right direction.
- the cover 12 is also formed with a partition portion 123 that divides the interior into three in the left-right direction.
- the housing 1 is divided into three parts in the left-right direction by the partition parts 114 and 123 to form a storage part 15, and the conductive block 2 is stored in each storage part 15.
- plate-like protrusions 115 are formed extending in the front-rear direction with the left-right direction as the thickness direction from the approximate center in the left-right direction of each storage portion 15. .
- the thickness of the protrusion 115 in the left-right direction is slightly narrower than the width of the groove 224 of the conductive block 2.
- each conductive block 2 is housed in the housing portion 15 so that the protruding portion 115 is inserted into the groove 224.
- the housing 1 includes a protrusion 115 interposed between the first and second side walls 222a and 222b.
- the protrusion 115 contacts the surface (inner surface) 228 (228a) of the first side wall 22a facing the second side wall 222b and the surface 228 (228b) of the second side wall 222b facing the first side wall 222a. To be formed.
- the conductive block 2 of the present embodiment has the groove 224 formed by being bent into a U shape at the bottom surface 221 and the first and second side walls 222a and 222b (see FIG. 4). ).
- the first and second quick connection terminal portions 21a and 21b are provided on the outer surfaces of the first and second side walls 222a and 222b. Therefore, the first quick connection terminal portion 21a and the second quick connection terminal portion 21b are separated from each other by the first and second side walls 222a and 222b.
- each conductive block 2 is stored in the storage unit 15 partitioned by the partition portions 114 and 123, erroneous connection to different conductive blocks 2 can be prevented by the partition portions 114 and 123. Thereby, performances such as reliable connection and holding of the first and second electric wires can be obtained, and reliability can be improved.
- the conductive block 2 of the present embodiment is accommodated so that the protrusion 115 is inserted into the groove 224 formed by the bottom surface 221 and the first and second side walls 222a and 222b. Therefore, the conductive block 2 can be positioned in the housing 1.
- the protrusion 115 is inserted into the groove 224 so that the conductive block 2 in the housing 1 is inserted. It is also possible to prevent misalignment. Thereby, the insertion property of an electric wire improves.
- openings 225 are formed in the first and second side walls 222a and 222b.
- the protruding portion 115 is inserted into the groove 224, the first and second quick connection terminal portions 21a and 21b are partitioned by the protruding portion 115, and the electric wires are inserted obliquely.
- the conductive block 2 of this embodiment forms each part by bending one board
- the terminal block 10 having the above configuration is attached to the lighting fixture 3.
- the lighting fixture 3 houses a lighting device in the fixture body 31 and lights up the discharge lamp La connected to a pair of sockets 32 provided in the fixture body 31.
- the terminal block 10 is inserted between the power source and the lighting device.
- the first electric wire from the power source is connected to the first quick connection terminal portion 21a, and the third terminal to the lighting device is connected to the load terminal portion 23. By connecting the electric wire, power is supplied to the lighting device.
- the terminal block 10 of the present embodiment includes the housing 1 having the electric wire insertion hole 131 through which the electric wire W is inserted, and the electric wire W accommodated in the housing 1 and inserted into the electric wire insertion hole 131. 1 to a plurality of conductive blocks 2 to be connected.
- the conductive block 2 locks and connects the first quick connection terminal portion 21a that locks and connects the first electric wire W inserted through the electric wire insertion hole 131a and the second electric wire W that is inserted through the electric wire insertion hole 131b.
- the groove 224 includes a first side wall 222a and a second side wall 222b that face each other, and a bottom surface 221 that connects one ends of the first and second side walls 222a and 222b.
- the first quick connection terminal portion 21a is provided on the outer surface 227a of the first side wall 222a.
- the second quick connection terminal portion 21b is provided on the outer surface 227b of the second side wall 222b.
- the 1st, 2nd quick connection terminal parts 21a and 21b and the connection part 22 are formed by bending a board
- the housing 1 includes a protrusion 115 inserted into the groove 224 on the inner surface.
- the 1st quick connection terminal part 21a and the 1st lock piece 212a elastically contacted toward the 1st electric wire receiving part 211a and the 1st electric wire receiving part 211a
- the first electric wire W is locked and connected by being clamped between the first electric wire receiving portion 211a and the first locking piece 212a.
- the second quick connection terminal portion 21b includes a second electric wire receiving portion 211b and a second locking piece 212b that elastically contacts the second electric wire receiving portion 211b.
- the second electric wire W is locked and connected by being sandwiched between the second electric wire receiving portion 211b and the second locking piece 212b.
- the terminal block 10 of the present embodiment has the following first to seventh characteristics.
- the second to seventh features are arbitrary features.
- the terminal block 10 includes a conductive block 2 that receives the electric wire W.
- the conductive block 2 includes first and second quick connection terminal portions 21a and 21b and a connecting portion 22 that connects the first and second quick connection terminal portions 21a and 21b.
- the connecting portion 22 includes first and second side walls 222a and 222b that face each other at a predetermined interval in the first direction, and an end portion 226a of the first side wall 222a in the second direction orthogonal to the first direction and the second side wall 222a.
- the first quick connection terminal portion 21a is provided on the surface 227a of the first side wall 222a opposite to the second side wall 222b.
- the second quick connection terminal portion 21b is provided on the surface 227b of the second side wall 222b opposite to the first side wall 222a.
- first and second side walls 222 a and 222 b are formed integrally with the bottom wall 221.
- the first quick connection terminal portion 21a is formed integrally with the first side wall 222a.
- the second quick connection terminal portion 21b is formed integrally with the second side wall 222b.
- the first and second quick connection terminal portions 21a and 21b and the connecting portion 22 are formed by bending a single conductive plate.
- the terminal block 10 further includes a housing 1 configured to accommodate the conductive block 2.
- the housing 1 has first and second electric wire insertion holes 131a and 131b.
- the conductive block 2 is housed in the housing 1 so that the first and second quick connection terminal portions 21a and 21b face the first and second electric wire insertion holes 131a and 131b, respectively.
- the housing 1 includes a protrusion 115 interposed between the first and second side walls 222a, 222b.
- the protrusion 115 includes a surface 228a of the first side wall 222a facing the second side wall 222b and a surface 228b of the second side wall 222b facing the first side wall 222a. Contact with.
- each of the first and second quick connection terminal portions 21a and 21b includes an electric wire receiving portion 211 and a locking piece 212.
- the electric wire receiving part 211 has a contact surface 2111 that comes into contact with the electric wire W in the second direction.
- the locking piece 212 is disposed so as to face the contact surface 2111 in the second direction, and is elastically deformed so as to be separated from the contact surface 2111 when pressed by the electric wire W, and holds the electric wire W with the electric wire receiving portion 211. Configured as follows.
- the terminal block 10 includes a housing 1 having an electric wire insertion hole 131 through which the electric wire W is inserted, and one or more conductive blocks 2 to which the electric wires W housed in the housing 1 and inserted into the electric wire insertion hole 131 are connected.
- the conductive block 2 locks and connects the first quick connection terminal portion 21a that locks and connects the first electric wire W inserted through the electric wire insertion hole 131a and the second electric wire W that is inserted through the electric wire insertion hole 131b.
- the groove 224 includes a first side wall 222a and a second side wall 222b facing each other, and a bottom surface 221 that connects one ends (end portions) 226a and 226b of the first and second side walls 222a and 222b.
- the first quick connection terminal portion 21a is provided on the outer surface 227a of the first side wall 222a.
- the second quick connection terminal portion 21b is provided on the outer surface 227b of the second side wall 222b.
- the lighting fixture 3 includes a terminal block 10 having the above first to seventh characteristics, and a fixture body 31 to which the terminal block 10 is attached.
- the terminal block 10 does not necessarily have the second to seventh characteristics.
- the terminal block 10 and the lighting fixture 3 of the present embodiment have an effect that the erroneous insertion of the electric wire W into the adjacent quick-connection terminal portion 21 can be prevented.
Landscapes
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
Abstract
Description
Claims (8)
- 電線を受ける導電ブロックを備え、
前記導電ブロックは、
第1および第2の速結端子部と、
前記第1および第2の速結端子部同士を連結する連結部と、
を有し、
前記連結部は、
第1方向において互いに所定間隔を隔てて対向する第1および第2の側壁と、
前記第1方向に直交する第2方向における前記第1の側壁の端部と前記第2方向における前記第2の側壁の端部とを連結する底壁と、
を有し、
前記第1の速結端子部は、前記第1の側壁における前記第2の側壁とは反対側の面に設けられ、
前記第2の速結端子部は、前記第2の側壁における前記第1の側壁とは反対側の面に設けられる
ことを特徴とする端子台。 - 前記第1および第2の側壁は前記底壁に一体に形成され、
前記第1の速結端子部は、前記第1の側壁に一体に形成され、
前記第2の速結端子部は、前記第2の側壁に一体に形成される
ことを特徴とする請求項1に記載の端子台。 - 前記第1および第2の速結端子部と前記連結部とは、一枚の導電性を有する板を折り曲げることで形成される
ことを特徴とする請求項2に記載の端子台。 - 前記導電ブロックを収納するように構成されるハウジングをさらに備え、
前記ハウジングは、第1および第2の電線挿通孔を有し、
前記導電ブロックは、前記第1および第2の速結端子部が前記第1および第2の電線挿通孔にそれぞれ対向するように前記ハウジングに収納される
ことを特徴とする請求項1~3のいずれか1項に記載の端子台。 - 前記ハウジングは、前記第1および第2の側壁の間に介在される突起部を備える
ことを特徴とする請求項4に記載の端子台。 - 前記突起部は、前記第1の側壁における前記第2の側壁と対向する面と前記第2の側壁における前記第1の側壁と対向する面とに接触する
ことを特徴とする請求項5に記載の端子台。 - 前記第1および第2の速結端子部のそれぞれは、
前記第2方向において電線と接触される接触面を有する電線受け部と、
前記第2方向において前記接触面に対向するように配置され、電線により押圧されると前記接触面から離れるように弾性変形して前記電線を前記電線受け部とで保持する鎖錠片と、
を有する
ことを特徴とする請求項1~6のいずれか1項に記載の端子台。 - 請求項1~7のいずれか1項に記載の端子台と、
前記端子台が取り付けられる器具本体と、
を備える
ことを特徴とする照明器具。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014514361A JP5870467B2 (ja) | 2012-05-09 | 2013-03-15 | 端子台および、これを用いた照明器具 |
CN201390000458.6U CN204179240U (zh) | 2012-05-09 | 2013-03-15 | 端子板和使用该端子板的照明器具 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012107810 | 2012-05-09 | ||
JP2012-107810 | 2012-05-09 |
Publications (1)
Publication Number | Publication Date |
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WO2013168340A1 true WO2013168340A1 (ja) | 2013-11-14 |
Family
ID=49550412
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2013/001755 WO2013168340A1 (ja) | 2012-05-09 | 2013-03-15 | 端子台および、これを用いた照明器具 |
Country Status (3)
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---|---|
JP (1) | JP5870467B2 (ja) |
CN (1) | CN204179240U (ja) |
WO (1) | WO2013168340A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9419352B2 (en) | 2014-07-23 | 2016-08-16 | GE Lighting Solutions, LLC | Terminal block with ground strap, spring force terminals, and screw lug terminal |
US9466897B1 (en) * | 2016-03-01 | 2016-10-11 | Dinkle Enterprises Co., Ltd. | Double-wire terminal block structure |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102014114026B4 (de) | 2014-09-26 | 2023-03-30 | Wago Verwaltungsgesellschaft Mbh | Leiteranschlussklemme und Verfahren zu deren Montage |
CN106898906B (zh) * | 2015-12-21 | 2019-03-15 | 町洋企业股份有限公司 | 双线端子台结构 |
JP6936203B2 (ja) * | 2018-10-23 | 2021-09-15 | 矢崎総業株式会社 | 端子台、三連端子台、及び車載機器 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003163043A (ja) * | 2001-11-27 | 2003-06-06 | Matsushita Electric Works Ltd | 端子装置 |
JP2010238631A (ja) * | 2009-03-31 | 2010-10-21 | Toshiba Lighting & Technology Corp | 速結端子、端子台および照明器具 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4735233B2 (ja) * | 2005-12-16 | 2011-07-27 | パナソニック電工株式会社 | コンセント |
-
2013
- 2013-03-15 WO PCT/JP2013/001755 patent/WO2013168340A1/ja active Application Filing
- 2013-03-15 CN CN201390000458.6U patent/CN204179240U/zh not_active Expired - Fee Related
- 2013-03-15 JP JP2014514361A patent/JP5870467B2/ja active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003163043A (ja) * | 2001-11-27 | 2003-06-06 | Matsushita Electric Works Ltd | 端子装置 |
JP2010238631A (ja) * | 2009-03-31 | 2010-10-21 | Toshiba Lighting & Technology Corp | 速結端子、端子台および照明器具 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9419352B2 (en) | 2014-07-23 | 2016-08-16 | GE Lighting Solutions, LLC | Terminal block with ground strap, spring force terminals, and screw lug terminal |
US9466897B1 (en) * | 2016-03-01 | 2016-10-11 | Dinkle Enterprises Co., Ltd. | Double-wire terminal block structure |
Also Published As
Publication number | Publication date |
---|---|
JPWO2013168340A1 (ja) | 2015-12-24 |
CN204179240U (zh) | 2015-02-25 |
JP5870467B2 (ja) | 2016-03-01 |
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