WO2018066453A1 - Commutateur plan - Google Patents

Commutateur plan Download PDF

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Publication number
WO2018066453A1
WO2018066453A1 PCT/JP2017/035288 JP2017035288W WO2018066453A1 WO 2018066453 A1 WO2018066453 A1 WO 2018066453A1 JP 2017035288 W JP2017035288 W JP 2017035288W WO 2018066453 A1 WO2018066453 A1 WO 2018066453A1
Authority
WO
WIPO (PCT)
Prior art keywords
engaged
sensor unit
case
front side
frame piece
Prior art date
Application number
PCT/JP2017/035288
Other languages
English (en)
Japanese (ja)
Inventor
清 大森
泰敏 小畑
Original Assignee
ミネベアミツミ株式会社
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 ミネベアミツミ株式会社 filed Critical ミネベアミツミ株式会社
Publication of WO2018066453A1 publication Critical patent/WO2018066453A1/fr

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/02—Bases, casings, or covers

Definitions

  • the present invention relates to a planar switch.
  • the switch surface can be configured flat, for example, the front panel of a building (the outermost wall, the inner wall, etc., which is the most front side and touches the user's eyes) If the switch surface can be installed so that it is flush with the front plate (for example, the switch surface and the front plate are in the same plane), the switch surface will not protrude, so the room, etc. It is possible to enhance the beauty of However, the structure exists at a position slightly away from the back side of the front plate of the building, and the distance between the front plate of the building and the structure varies from building to building, so the switch surface is flat.
  • the switch surface is not necessarily flush with the appearance surface of the front plate.
  • the present invention has been made in view of the above circumstances, and is to provide a planar switch embedded in an opening, which can be easily and appropriately arranged with respect to the opening provided in the front plate. Objective.
  • a planar switch according to the present invention is a planar switch installed in an opening provided in a front plate, and is attached to the opening, and a second opening having substantially the same shape as the first opening of the opening.
  • a switch box, a frame portion attached to the switch box, and a sensor unit attached to the frame portion and accommodated in the switch box, and the frame portion is substantially U-shaped as a whole. .
  • the frame portion connects the first frame piece and the second frame piece fixed to the switch box, and the first frame piece and the second frame piece.
  • Each of the first frame piece and the second frame piece includes: a joint fixing portion that is fixed to the connection piece; and a switch box fixing portion that is fixed to the switch box.
  • the sensor unit includes a sensor unit main body and an urging portion fixed to the back side of the sensor unit main body, and the first frame piece and the second frame
  • the piece includes a mooring portion for mooring the sensor unit against the urging force of the urging portion so that the position of the sensor unit with respect to the opening is adjustable.
  • the urging portion is a leaf spring including a fixing portion fixed to the sensor unit main body and elastic portions provided at both ends of the fixing portion.
  • the anchoring portion is provided in a positioning screw, the first frame piece, and the second frame piece, and a positioning screw hole into which the positioning screw is screwed.
  • a positioning screw insertion hole through which the positioning screw is passed is provided at a position corresponding to the positioning screw hole, and the position of the sensor unit with respect to the opening is the position of the positioning screw. It is adjusted by the screwing amount with respect to the positioning screw hole.
  • the sensor unit includes a sensor case, a display plate housed in the sensor case, a sensor case, and a capacitance.
  • a control module provided with a sensor, and the sensor case has a top case provided on the front side and a bottom case engaged with the back side of the top case.
  • the top case includes an engaging portion that engages with the bottom case
  • the bottom case includes an engaged portion that engages with the engaging portion
  • the engagement portion includes a boss portion provided on one side of the top case and an engagement claw provided on the other side of the top case,
  • the joint portion is provided at a position corresponding to the boss portion on one side of the bottom case and is engaged with the boss portion, and the engaging claw on the other side of the bottom case.
  • a second step portion that is engaged with the engaging claw.
  • the engaging portion includes an engagement front side surface and an engagement back side surface, and the engaged portion is engaged with the engaged front side surface and the engaged surface. And the engaging portion is engaged with the engaged front side surface between the engaged front side surface and the engaged back side surface so as to sandwich the engaged front side surface and the engaged back side surface. Engage with the joint.
  • the engaged front side surface is provided separately from the end surface on the most front side of the bottom case.
  • the front side peripheral edge of the bottom case is interposed between the opening and the top case and covers the outer peripheral edge of the top case.
  • the control module is disposed so as to surround the light emitting element, a light receiving element that receives reflected light from the light emitting element, and the light emitting element.
  • a cylindrical member that blocks light from the light emitting element through the inside of the sensor case to the light receiving element.
  • (A) is the perspective view which looked at the sensor unit in 1st Embodiment from the back side
  • (b) is explanatory drawing of the condition where the urging
  • (A) And (b) is explanatory drawing which shows the change of the electric-force line of a capacitance sensor.
  • (A) is F arrow detailed drawing in FIG. 7,
  • (b) is A arrow sectional drawing in (a),
  • (c) is B arrow sectional drawing in (a).
  • (A) is the G arrow detailed drawing in FIG.
  • FIG. 1 is a perspective view showing a state in which the flat switch 1 according to the first embodiment of the present invention is installed embedded in a wall of a room or the like.
  • the flat switch 1 is a switch for performing operations such as dimming and toning of a lighting device, for example.
  • a cover 10 is provided so as to cover the opening 2 so that the opening 2 provided on the wall of the accompanying room or the like is not visible.
  • the flat switch 1 is installed with the front plate W embedded in a wall of a room or the like, but the installation location of the flat switch 1 is not limited to the vertical plane, but on the front side of the desk or the like. There may be.
  • the devices to be operated by the flat switch 1 are not limited to lighting devices, and may be any device that involves a switch operation, such as an air conditioner, a home appliance, a shutter, or a curtain.
  • FIG. 2 is a perspective view showing the planar switch 1 from which the cover 10 is omitted.
  • the planar switch 1 is installed in the opening 2 provided in the front plate W, is attached to the opening 2, and has substantially the same shape as the first opening 2 a of the opening 2.
  • a switch box 100 (not shown) having a second opening 100a, a frame portion 20 (not shown) that is attached to the switch box 100, and is attached to the frame portion 20 and accommodated in the switch box 100.
  • the sensor unit 30 is provided.
  • the opening 2 is provided on the front plate W that forms the forefront of the wall of a room or the like, and has a vertically long rectangular shape that matches the outer shape of the sensor unit 30.
  • the sensor unit 30 is accommodated.
  • the switch box 100, the frame unit 20, the sensor unit 30, and the cover 10 will be described in the order in which they are attached to the front plate W.
  • FIG. 3 is a perspective view of the switch box 100 attached to the back side of the front plate W.
  • the switch box 100 is a box that is used by being embedded in a wall surface.
  • the switch box 100 is used for joining the wiring and the lead-out line of the instrument, connecting the wiring to another box, and the like, and is generally commercially available. This is in line with JIS standards. Therefore, when the flat switch 1 according to the present embodiment is attached in place of the switch already provided for the front plate W in renovation or the like, the switch box 100 that accommodates the switch is placed on the back side of the front plate W in advance. In some cases, the switch box 100 can be used.
  • the switch box 100 can be attached to the back side of the front plate W by an appropriate means.
  • the switch box 100 has a second opening 100a on the front side and has substantially the same shape as the first opening 2a of the front plate W.
  • two fixed portions 100f are provided apart from each other.
  • the switch box 100 does not necessarily conform to the JIS standard, and may have a shape different from that of the JIS standard as necessary.
  • the inside of the switch box 100 has a shape that can accommodate a sensor unit 30 (not shown).
  • FIG. 4 is a perspective view showing the frame portion 20.
  • FIG. 5 is an enlarged perspective view showing the frame portion 20.
  • FIG. 6 is an exploded perspective view showing a part of the frame portion 20.
  • the frame unit 20 connects the first frame piece 21 and the second frame piece 22 fixed to the switch box 100 to the first frame piece 21 and the second frame piece 22. And the whole is substantially U-shaped.
  • the first frame piece 21 and the second frame piece 22 are, respectively, mating fixing portions 21p and 22p that are mated and fixed to the connecting piece 23, and a switch box fixing portion 21h that is a hole for fixing to the switch box 100, 22h.
  • the back side surfaces of the first frame piece 21 and the second frame piece 22 are in contact with the fixing portion 100f of the switch box 100, respectively.
  • the edge part which mutually faces is each extended toward the back side. Thereby, bending rigidity is ensured.
  • the first frame piece 21 and the second frame piece 22 are formed, for example, by punching a flat plate material made of metal with a predetermined plate thickness in a predetermined shape, opening a hole at a predetermined position, and bending it. By being bent, the yield is good, the material cost can be reduced, and the rigidity can be increased.
  • the mating fixing portions 21p of the first frame piece 21 are provided symmetrically one by one at positions offset from the center of the first frame piece 21.
  • One pair of mating fixing portions 21p is mated and fixed to the mating fixing portions 23q of the connecting piece 23.
  • the mating fixing portion 21p of the first frame piece 21 has a protruding shape protruding to the back side, and the mating fixing portion 23q of the connecting piece 23 is shaped so that the mating fixing portion 21p is mated. It is a hole or a depression. Thereby, the frame part 20 can be united, without using a screw.
  • the joint fixing portions 22p of the second frame piece 22 are provided symmetrically one by one at positions offset from the center of the second frame piece 22 in the same manner as the joint fixing portion 21p of the first frame piece 21.
  • the pair of mating fixing portions 22p are mated and fixed to the mating fixing portions 23q of the connecting piece 23.
  • the other pair of mating fixing portions 21p is provided so that it can be selected on which side the connecting piece 23 is attached when the connecting piece 23 is attached to the first frame piece 21.
  • the other pair of mating fixing portions 21p may not be used.
  • the connection piece 23 may be provided in both the pair of mating fixing portions 21p and the other pair of mating fixing portions 21p, and the entire frame portion 20 may be rectangular. The same applies to the other pair of mating fixing portions 22p. If the connecting piece 23 is attached only to one pair of fitting fixing portions 21p and 22p so that the whole is substantially U-shaped, the necessary rigidity to prevent rattling or wobbling can be secured, and at the same time, it is lightweight and compact. And material can be reduced.
  • the pair of joint fixing portions 21p and the joint fixing portions 22p are provided at positions offset from the centers of the first frame piece 21 and the second frame piece 22, so The first frame piece 21 and the second frame piece 22 can be stably positioned without loosening or wobbling after the first frame piece 21 and the second frame piece 22 are fixed together.
  • the first frame piece 21 and the second frame piece 22 have a switch box fixing portion 21h and a switch box fixing portion 22h, which are holes for attaching to the fixing portions 100f at two places of the switch box 100, respectively.
  • the frame portion 20 includes a switch box fixing portion 21h and a second frame piece of the first frame piece 21 in a state in which the first frame piece 21, the second frame piece 22, and the connecting piece 23 are joined together.
  • the switch box 100 is attached to two fixed portions 100f of the switch box 100 by bolts 100b passing through the switch box fixed portion 22h.
  • the first frame piece 21 and the second frame piece 22 have a mooring portion 21 ⁇ / b> A and a mooring portion 22 ⁇ / b> A for mooring the sensor unit 30.
  • the first frame piece 21 has anchoring portions 21A at both ends, and similarly, the second frame piece 22 has anchoring portions 22A at both ends.
  • the mooring part 21A and the mooring part 22A are provided in a positional relationship corresponding to the arrangement of the positioning screw insertion holes 31Th and 31Bh provided at the four corners of the sensor unit 30 (not shown).
  • the anchoring portions 21A and 22A are provided in the positioning screws 21b and 22b, the first frame piece 21 and the second frame piece 22, and the positioning screw holes 21s and 22s into which the positioning screws 21b and 22b are screwed. And comprising.
  • the connecting piece 23 includes connecting arms 23a extending from both ends of a long plate-like connecting piece main body 23m so as to be orthogonal to the longitudinal direction of the main body, and the whole is substantially U-shaped. ing.
  • the connecting piece 23 is formed by, for example, cutting or punching a flat plate material made of metal with a predetermined thickness in a predetermined shape, forming a hole at a predetermined position, and bending the boundary between the connecting arm 23a and the connecting piece main body 23m. Formed. By being bent, the yield is good, the material cost can be reduced, and the rigidity can be increased.
  • the connecting arm 23a has a flat plate shape, a mating fixing portion 23q that mates with the mating fixing portion 21p or the mating fixing portion 22p of the first frame piece 21 or the second frame piece 22, and a positioning screw 21b or positioning screw. And an escape hole 23H provided so as not to interfere with 22b.
  • the joint fixing portion 23q is provided on each of the one connecting arm 23a and the other connecting arm 23a.
  • the frame portion 20 is fixed to the switch box 100 and includes the mooring portions 21A and 22A for attaching the sensor unit 30. Therefore, even if the number and arrangement of the fixing parts of the switch box 100 are different from the number and arrangement of the fixing parts of the sensor unit 30, the sensor unit 30 can be attached to the existing switch box 100 via the frame part 20. .
  • FIG. 7 is a perspective view of the sensor unit 30 as viewed from the front side
  • FIG. 8A is a perspective view of the sensor unit 30 as viewed from the back side
  • FIG. 9 is an exploded perspective view showing the sensor unit 30.
  • the sensor unit 30 includes a sensor unit main body and an urging portion 34 fixed to the back side of the sensor unit main body.
  • the sensor unit 30 includes a sensor case 31, a control module 32 accommodated in the sensor case 31, and a power supply module 33 accommodated in the sensor case 31.
  • the sensor case 31 includes a top case 31T provided on the front side and a bottom case 31B engaged with the top case 31T.
  • the top case 31T is disposed so as to be accommodated in the first opening 2a of the opening 2 (not shown).
  • An accommodation space is formed inside the top case 31T and the bottom case 31B.
  • the top case 31T has a substantially rectangular frame shape as a whole. Further, the top case 31T is provided with a rectangular third opening 31Td in the center for exposing a display portion 32d described later, and a window portion 31Ts for allowing light from a light emitting element described later to pass through the peripheral portion. In addition, a window 31Tr for passing light to the light receiving element is provided.
  • the top case 31T can be manufactured by, for example, resin injection molding.
  • the top case 31T is provided with positioning screw insertion holes 31Th through which the positioning screws 21b and 22b are inserted at the four corners. Further, the top case 31T has a plurality of engaging portions 31Tf that engage with the engaged portion 31Bf of the bottom case 31B on the outer peripheral edge. Further, the top case 31T protrudes outward at the periphery, and a plurality of engagements to which locking claws 13j (see FIGS. 13 and 25) provided on the cover bracket 13 constituting the cover 10 described later are locked. A stop projection 31Tj is provided.
  • the bottom case 31B has a fourth opening 31Bd whose outer shape is substantially the same as that of the top case 31T, and has a container-like shape having a space for housing each component described later included in the sensor unit 30 therein.
  • the bottom case 31B is formed, for example, by bending a metal plate material. As described above, since the bottom case 31B is made of metal, the inside can be protected from the influence of a load such as an impact, an electric noise, and a lightning strike. Further, since the bottom case 31B is formed by bending a plate material, the entire sensor unit 30 can be made thin and lightweight.
  • the bottom case 31B is provided with positioning screw insertion holes 31Bh through which the positioning screws 21b and 22b are inserted at the four corners. Further, the bottom case 31B has a plurality of engaged portions 31Bf that engage with the engaging portions 31Tf of the top case 31T on the outer peripheral edge.
  • the control module 32 includes a light guide plate 32U, a substrate spacer, and a sensor substrate 32D, and is arranged in a layered manner in this order from the front side.
  • the light guide plate 32U is a thin plate having a display portion 32d in the center, and, for example, uniformly emits light from the end face with respect to the surface of the acrylic plate.
  • the substrate spacer (not shown) is, for example, a thin plate for providing a gap between the light guide plate 32U disposed on the front side and the sensor substrate 32D disposed on the back side, and is disposed on the front side of the periphery.
  • the double-sided tape is attached to the back side of the light guide plate 32U.
  • the sensor substrate 32D is a part that becomes a detection unit that detects an operation when the user performs a switch operation, and the entire front surface is a capacitance sensor 32p (see FIG. 10A).
  • the speaker 32s, the wireless device 32r, and the human sensor 32m are disposed at the periphery, and includes a control circuit (not shown) connected to the capacitance sensor 32p, the speaker 32s, the wireless device 32r, and the human sensor 32m. ing.
  • the human sensor 32m receives reflected light of light emitted from the light emitting element 32ms by the light receiving element 32mr.
  • FIG. 10A and FIG. 10B are explanatory diagrams showing changes in the lines of electric force of the capacitance sensor 32p.
  • the capacitance sensor 32p is provided with a drive line 61 and a center line 62 on the front side 32a serving as a detection surface, which is a portion where the user approaches the finger F for switch operation.
  • a ground 63 is provided on the back side 32b of the capacitance sensor 32p.
  • FIG. 10A the state of the electric field is indicated by arrows as lines of electric force, but an electric field is generated between the drive line 61, the center line 62, and the ground 63.
  • the capacitance sensor 32p may be configured by a capacitance type sensor having another general configuration, but the configuration of detecting a change in the lines of electric force as in the present embodiment. In this case, even if the finger F is away from the surface of the sensor, it can be detected in a non-contact manner simply by approaching the finger F. For example, even if the cover 10 shown in FIG. . For this reason, it is preferable that the electrostatic capacitance sensor 32p is comprised with the electrostatic capacitance type sensor of the type which detects the change of an electric force line.
  • the power supply module 33 includes, for example, a thin plate-shaped first power supply board 33U including a power supply circuit and a discrete component (not shown) such as a capacitor mounted on the back side, and is disposed apart from the first power supply board 33U.
  • a power supply board 33M and an insulating sheet 33D arranged to wrap around the second power supply board 33M are provided.
  • the power supply (not shown) supplies power for driving the light guide plate 32U and the sensor substrate 32D, and may be disposed on the back side of the second power supply substrate 33M or may be disposed outside the sensor case 31. .
  • the insulating sheet 33D may be disposed so as to wrap around not only the second power supply board 33M but also both the first power supply board 33U and the second power supply board 33M. As shown in FIG.
  • the insulating sheet 33 ⁇ / b> D is in a state in which the front side surface is open before housing the second power supply substrate 33 ⁇ / b> M, and is in a state in which the front side surface is closed after housing the second power supply substrate 33 ⁇ / b> M.
  • it has a box shape having a front side surface, a back side surface, and four side surfaces.
  • the urging portion 34 is a leaf spring including a fixing portion 34g fixed to the bottom case 31B and elastic portions 34e provided at both ends of the fixing portion 34g.
  • the urging portion 34 is provided with a pair of locking claws 34c and a pair of positioning engagement holes 34q.
  • an engaging portion 31Bc is provided at a position corresponding to the locking claw 34c of the urging portion 34
  • an engaging protrusion 31Bp is provided at a position corresponding to the engaging hole 34q of the urging portion 34. It is done.
  • the engaging claw 34c of the urging portion 34 is inserted into the engaging portion 31Bc of the bottom case 31B and hooked, and at the same time, the engaging protrusion 31Bp is fitted into the engaging hole 34q. .
  • the urging portion 34 is elastically deformed as a whole, even if the distance (positional relationship) from the frame portion 20 to the sensor unit 30 is adjusted and changed by the mooring portions 21A and 22A provided in the frame portion 20, always, The sensor unit 30 is urged in the direction from the back side to the front side.
  • the sensor unit 30 is integrated in a state in which the control module 32 and the power supply module 33 are built in the sensor case 31, and the urging portion 34 is attached to the back side of the bottom case 31B. It becomes an assembly.
  • the sensor unit 30 is provided with a biasing portion 34 on the back side. Further, the sensor unit 30 is provided with positioning screw insertion holes 31Th and 31Bh for passing the positioning screws 21b and 22b (see FIG. 4) at positions corresponding to the positioning screw holes 21s and 22s.
  • the anchoring portions 21A and 22A of the frame portion 20 include the positioning screws 21b and 22b and the positioning screw holes 21s and 22s (see FIG. 5).
  • the positioning screws 21b and 22b are passed through the positioning screw insertion holes 31Th and 31Bh of the sensor unit 30 and are screwed into the positioning screw holes 21s and 22s while being rotated to the right, the tightening force by the screwing is obtained. Overcoming the reaction force of the urging portion 34, the urging portion 34 is elastically deformed, and at the same time, the distance between the frame portion 20 and the sensor unit 30 is reduced. On the other hand, when screwing into the positioning screw holes 21s and 22s while rotating to the left, the tightening force due to the screwing becomes weaker than the reaction force of the biasing portion 34, and the elastic deformation of the biasing portion 34 returns. At the same time, the distance between the frame unit 20 and the sensor unit 30 increases. Accordingly, the amount of screwing of the positioning screws 21b and 22b with respect to the positioning screw holes 21s and 22s can be adjusted so that the frontmost surface of the sensor unit 30 is flush with the front side W1 of the front plate W.
  • FIG. 11A is a detailed view taken in the direction of arrow F in FIG.
  • FIG. 11B is a cross-sectional view taken along arrow A in FIG.
  • FIG. 11C is a cross-sectional view taken along arrow B in FIG.
  • FIG. 12A is a detailed view taken along the arrow G in FIG.
  • FIG.12 (b) is C arrow sectional drawing in Fig.12 (a).
  • FIG. 12C is a cross-sectional view taken along arrow D in FIG.
  • the top case 31T has six engaging portions 31Tf that engage with the engaged portion 31Bf of the bottom case 31B on the outer peripheral edge. Further, the bottom case 31B has six engaged portions 31Bf that are engaged with the engaging portions 31Tf of the top case 31T on the outer peripheral edge.
  • the engaging portion 31Tf includes a boss portion M (see FIG. 7) provided on one long side portion of the top case 31T and an engaging claw N (see FIG. 8) provided on the other long side portion of the top case 31T. ).
  • the boss portion M extends from the outer peripheral edge of the top case 31T toward the back side and is elastically deformed so as to swing inward and outward.
  • the boss protruding portion is chamfered at the end portion, and is easily engaged with the first step portion V of the bottom case 31B. As shown in FIG.
  • the engaging claw N extends from the outer peripheral edge of the top case 31T toward the back side and elastically deforms so as to swing inward and outward. It has a nail protrusion that protrudes from the inside toward the outside.
  • the claw protrusion has an engagement front side Td on the front side and a tapered surface t on the back side. Since the engaging claw N has the tapered surface t, the engaging claw N can be smoothly engaged with the second step portion Y of the bottom case 31B.
  • the boss portion M and the engaging claw N are provided between the two slits S, and are easily elastically deformed.
  • the engaged portion 31Bf is provided at a position corresponding to the boss portion M on one side of the bottom case 31B, and is the first step portion V engaged with the boss portion M and the other of the bottom case 31B.
  • a second step portion Y provided at a position corresponding to the engaging claw N and engaged with the engaging claw N.
  • the top case 31T is swung toward the bottom case 31B.
  • the pairs of the engaging portion 31Tf and the engaged portion 31Bf are provided at three locations on one long side in the outer shape of the sensor case 31, and are provided at three locations on the other long side. As described above, the pair of the engaging portion 31Tf provided on one long side portion of the sensor case 31 and the engaged portion 31Bf are engaged, and then the engaging portion provided on the other long side portion. By engaging a pair of 31Tf and the engaged portion 31Bf, the top case 31T and the bottom case 31B can be easily combined.
  • the engagement portion 31Tf includes an engagement front side surface Td that is a front side surface of the engagement claw N provided on the top case 31T, and an engagement back side surface that is a back side surface provided on the step portion of the outer peripheral edge of the top case 31T.
  • the engaged portion 31Bf is an engaged front side surface Bu provided on the most front surface of the bottom case 31B, and an engaged back side surface Bd that is a back side surface provided on the step portion on the outer peripheral edge of the bottom case 31B.
  • the engaging portion 31Tf is engaged with the engaged portion 31Bf so that the engaged front side surface Bu and the engaged back side surface Bd are sandwiched between the engaging front side surface Td and the engaging back side surface Tu. Match.
  • FIG. 13 is a perspective view showing the cover 10
  • FIG. 14 is an exploded perspective view showing the cover 10.
  • the cover 10 is disposed on the back side of the cover main body 11 via the transparent cover main body 11 disposed on the most front side in the planar switch 1 and the double-sided tape 14, and includes figures, characters, and the like.
  • a frame-like cover bracket 13 provided with 13j.
  • the entire surface of the cover body 11 is flat on the back side, and the front side is substantially similar to the entire surface on the back side in the center, and has the same size as the area where the operation icon 12d is displayed.
  • the center surface 11c is parallel to the center surface 11c, and has a tapered surface 11t inclined from the center surface 11c toward the periphery of the cover body 11.
  • the whole is a flat, substantially truncated quadrangular pyramid.
  • the height dimension from the surface of the front side W1 of the front board W to the center side 11c of the front side of the cover main body 11 is designed by about 1 mm.
  • the cover 10 since the surface from the front side W1 (see FIG. 1) of the front plate W serving as the appearance surface to the front side central surface 11c of the cover body 11 is smoothly connected by the tapered surface 11t, the cover 10 does not stand out. A clean appearance can be obtained. Further, since the size of the central surface 11c is substantially the same as the area where the operation icon 12d is displayed, the operation can be made to stand out while allowing the operation icon 12d of the display board 12 to pass through the central surface 11c of the cover body 11. It is easy to see and excellent in aesthetics.
  • the cover main body 11 is transparent (high light transmittance) at least in the central surface 11c so that the display plate 12 disposed on the back side of the cover main body 11 can be viewed from the front side of the cover main body 11.
  • the tapered surface 11t is opaque (low light transmittance) so that the opening 2 (see FIG. 1) does not stand out from the front side of the cover body 11.
  • the entire cover body 11 may be transparent, the central surface 11c may be transparent and the tapered surface 11t may be opaque, and the periphery of the cover main body 11 may be opaque along the outer periphery and approach the central surface 11c. You may make it gradually transparent.
  • a transparent double-sided tape 14 is attached to the entire surface of the display board 12 on the front side, and the back side of the cover body 11 is attached to the front side of the double-sided tape 14.
  • the cover bracket 13 has a double-sided tape 13t attached to the front side along the periphery, and the back side of the display board 12 is attached to the front side of the double-sided tape 13t.
  • the latching claw 13j provided in the cover bracket 13 is substantially L-shaped, the tip of the latching claw 13j is particularly provided when the flat switch 1 is provided on a vertical surface such as a wall.
  • the cover 10 can be attached to the sensor unit 30 only by hooking the cover bracket 13 on the locking projection 31Tj of the top case 31T in the state of being directed in the direction of gravity (vertically downward).
  • the layers of the cover main body 11, the display panel 12, and the cover bracket 13 are integrated in an overlapping state, and the cover 10 becomes a subassembly.
  • FIG. 15 is a perspective view of the sensor unit 30. 16 is a cross-sectional view taken along arrow A in FIG. As shown in FIG. 15, the top case 31T of the sensor case 31 includes a window portion 31Ts for allowing light from the light emitting element to pass therethrough and a window portion 31Tr for allowing light to pass to the light receiving element. As shown in FIG. 16, the sensor substrate 32D of the control module 32 has a light emitting element 32ms and a person arranged so that a light receiving element 32mr that receives reflected light from the light emitting element 32ms is adjacent to the periphery. A sensor 32m is provided.
  • the sensor substrate 32D of the control module 32 includes a cylindrical member 32P that is disposed so as to surround the light emitting element 32ms and blocks light from the light emitting element 32ms through the inside of the sensor case 31 to the light receiving element 32mr.
  • the control module 32 includes the cylindrical member 32P, so that erroneous detection of the human sensor 32m can be suppressed. Therefore, the presence or absence of the object O can be detected correctly.
  • a second mode for carrying out the present invention (hereinafter referred to as a second embodiment) will be described in detail with reference to the drawings. Note that the difference between the second embodiment and the first embodiment is mainly the structure of the sensor case 31, and the others are common, so the sensor case 31 will be particularly described below.
  • FIG. 17 is a perspective view of the sensor unit 30 as viewed from the front side.
  • FIG. 18 is a perspective view of the sensor unit 30 as viewed from the back side.
  • FIG. 19A is a detailed view taken along the arrow K in FIG.
  • FIG. 19B is a cross-sectional view taken along arrow A in FIG.
  • FIG. 19C is a cross-sectional view taken along arrow B in FIG.
  • FIG. 20A is a detailed view taken along the arrow L in FIG.
  • FIG. 20B is a cross-sectional view taken along the arrow C in FIG.
  • FIG. 20C is a cross-sectional view taken along arrow D in FIG.
  • the front side periphery of the bottom case 31B made of metal is interposed between the opening 2 (not shown) and the top case 31T, and covers the outer periphery of the top case 31T.
  • the bottom case 31B can protect the inside from loads such as impact, electrical noise, lightning strikes, and the like. Even if the top case 31T burns, the bottom case 31B that covers the outer periphery of the top case 31T suppresses the spread of fire to the opening 2 and is safe.
  • the top case 31T has six engaging portions 31Tf that engage with the engaged portion 31Bf of the bottom case 31B on the outer peripheral edge. Further, the bottom case 31B has six engaged portions 31Bf that are engaged with the engaging portions 31Tf of the top case 31T on the outer peripheral edge.
  • the engaging portion 31Tf includes a boss portion M (see FIG. 17) provided on one long side portion of the top case 31T and an engaging claw N (see FIG. 18) provided on the other long side portion of the top case 31T. ).
  • the boss portion M extends from the outer peripheral edge of the top case 31T toward the back side and elastically deforms so as to swing inward and outward.
  • a boss projecting portion projecting outward from the outer side. The end of the boss projecting portion is chamfered and is easily engaged with the first step portion V.
  • the engaging claw N extends from the outer peripheral edge of the top case 31T toward the back side and elastically deforms so as to swing inward and outward.
  • the claw protrusion has an engagement front side Td on the front side and a tapered surface t on the back side. Since the engaging claw N has the tapered surface t, the engaging claw N can be smoothly engaged with the second step portion Y.
  • the boss portion M and the engaging claw N are provided between the two slits S and are easily elastically deformed.
  • the engaged portion 31Bf is provided at a position corresponding to the boss portion M on one side of the bottom case 31B, and is the first step portion V engaged with the boss portion M and the other of the bottom case 31B. And a second step portion Y provided at a position corresponding to the engaging claw N and engaged with the engaging claw N.
  • the pairs of the engaging portion 31Tf and the engaged portion 31Bf are provided at three locations on one long side in the outer shape of the sensor case 31, and are provided at three locations on the other long side.
  • the engagement portion 31Tf includes an engagement front side surface Td that is a front side surface of the engagement claw N provided on the top case 31T, and an engagement back side surface that is a back side surface provided on the step portion of the outer peripheral edge of the top case 31T.
  • the engaged portion 31Bf is an engaged front side surface Bu provided on the most front surface of the bottom case 31B, and an engaged back side surface Bd that is a back side surface provided on the step portion on the outer peripheral edge of the bottom case 31B.
  • the engaging portion 31Tf is engaged with the engaged portion 31Bf so that the engaged front side surface Bu and the engaged back side surface Bd are sandwiched between the engaging front side surface Td and the engaging back side surface Tu. Match.
  • the engaged front side surface Bu is provided separately from the most front side end surface e of the bottom case 31B.
  • the front side peripheral edge of the bottom case 31B is interposed between the opening 2 and the top case 31T and covers the outer peripheral edge of the top case 31T, that is, the end surface e on the most front side of the bottom case 31B is used.
  • the engaging portion 31Tf and the engaged portion 31Bf can be secured, and the thickness of the sensor unit 30 can be minimized.
  • the engagement back side surface Tu of the top case 31T is provided on a protrusion g slightly protruding from the back side of the outer peripheral edge of the top case 31T. Since the engagement back side surface Tu is provided on the protrusion g, the engagement back side surface Tu that requires relatively high accuracy can be formed without being provided over the entire area of the back side surface of the top case 31T.
  • FIG. 21 is an explanatory diagram for installing a switch box.
  • FIG. 22 is an explanatory diagram for installing the frame portion.
  • FIG. 23 is an explanatory diagram for installing the sensor unit.
  • FIG. 24 is an explanatory diagram for adjusting the position of the sensor unit.
  • FIG. 25 is an explanatory diagram for installing a cover.
  • FIG. 26 is a perspective view of a front plate on which a planar switch is installed.
  • the opening 2 is already provided in the front plate W, and the switch box 100 is provided on the back side W2 of the front plate W. It has been.
  • the flat switch 1 is newly installed in a place where the opening 2 or the switch box 100 is not provided, the opening 2 having a shape in which the sensor unit 30 (not shown) is accommodated is provided on the front plate W, and the back side of the front plate W is provided.
  • the switch box 100 is installed at W2.
  • the first frame piece 21, the second frame piece 22, and the connecting piece 23 of the frame portion 20 are joined together and integrated into a subassembly. Then, the subassembly is attached to two fixing portions 100f of the switch box 100 by bolts 100b penetrating the switch box fixing portion 21h of the first frame piece 21 and the switch box fixing portion 22h of the second frame piece 22.
  • the sensor unit 30 having a biasing portion 34 (not shown) provided in advance on the back side is inserted into the opening 2, and the biasing portion 34 of the sensor unit 30 is connected to the frame portion 20. Contact the front side.
  • positioning screws 21b and 22b are inserted into positioning screw insertion holes 31Th and positioning screw insertion holes 31Bh provided in the sensor case 31 of the sensor unit 30 (see FIGS. 7 to 9). And screwed into the positioning screw holes 21s and 22s (see FIG. 4).
  • the surface on the most front side of the top case 31T constituting the sensor unit 30 is the surface of the front plate W.
  • the position of the sensor unit 30 can be adjusted so as to be flush with a surface of a certain front side W1. For example, when the positioning screws 21b and 22b are rotated to the right with respect to the positioning screw holes 21s and 22s and screwed together, the heads of the positioning screws 21b and 22b and the frame portion 20 provided with the positioning screw holes 21s and 22s.
  • the heads of the positioning screws 21b and 22b push the sensor unit 30 from the front side toward the back side against the urging force of the urging unit 34, and accordingly, the sensor unit 30 with respect to the front plate W.
  • the position of moves.
  • the positioning screws 21b and 22b are rotated to the left with respect to the positioning screw holes 21s and 22s and screwed together, the heads of the positioning screws 21b and 22b and the frame portion 20 provided with the positioning screw holes 21s and 22s.
  • the urging unit 34 pushes and moves the sensor unit 30 from the back side to the front side.
  • the integrated cover 10 is installed. Specifically, the locking claw 13j of the integrated cover 10 is inserted into the insertion opening J in the vicinity of the locking projection 31Tj (not shown). Subsequently, when the locking claw 13j is pushed in from above the locking projection 31Tj, the locking projection 31Tj has a triangular prism shape (see FIG. 7 and the like), so that the locking claw 13j extends outward along the slope of the locking projection 31Tj. It bends at the end of the slope and can be locked. In this way, the locking claw 13j and the locking projection 31Tj are locked in a state where they overlap when viewed from the front side.
  • the cover 10 When the cover 10 is removed, the cover 10 is slid substantially parallel to the surface W1 of the front plate W, and the locking claw 13j and the locking projection 31Tj do not overlap when viewed from the front side. To. Then, the cover 10 is moved perpendicularly to the surface W1 of the front plate W and detached from the insertion opening J. The locking claw 13j of the cover 10 is inserted into the insertion slot J, and then the cover 10 is slid substantially parallel to the surface W1 of the front plate W, so that the locking claw 13j and the locking projection 31Tj May be locked so that they overlap when viewed from the front side to the back side.
  • FIG. 26 is a perspective view of the front plate W on which the planar switch 1 is installed. In this way, the planar switch 1 can be easily installed on the front plate W.
  • the flat switch 1 protrudes from the surface of the front side W1 of the front plate W, which is the appearance, only by the thickness of the cover 10 (for example, about 1 mm), so that it has a clean appearance. It looks good and is safe because it does not easily collide with the user's body or other objects. Furthermore, since the operation icon 12d is substantially flush with the surface of the front side W1, an impression that the operation icon 12d is integrated with the surface of the front side W1 of the front plate W can be given, and the aesthetic appearance is excellent.
  • planar switch according to the present invention is not limited to the above-described embodiment, and various modifications can be made within the scope of the gist of the present invention described in the claims. Can be modified and changed.
  • the present invention is not limited to this, and instead of covering the opening 2 with the cover 10, the opening 2 is covered with a film such as a thinner wall paper. It may be.
  • a wallpaper or the like made transparent only in the plane switch 1 is pasted on the surface W1 of the front plate W, and a light source of the sensor unit 30 or a half mirror sheet on which the operation icon 12d provided on the sensor unit 30 is printed. Allow the plate to penetrate. In this way, when the light source provided in the sensor unit 30 is turned on when the surroundings of the flat switch 1 are dark at night or the like, it is possible to produce an effect such that the operation icon 12d rises, and a novel switch can be configured.
  • a planar switch installed in an opening provided in the front plate, the switch box being attached to the opening and having a second opening substantially the same shape as the first opening of the opening;
  • a frame unit that is attached to the switch box, and a sensor unit that is attached to the frame unit and accommodated in the switch box. Since the entire frame unit is substantially U-shaped, the number of fixed parts of the switch box Even if the arrangement and the number and arrangement of the fixing portions of the sensor unit are different, the sensor unit can be attached to the existing switch box via the frame portion. And since a frame part is arrange
  • the frame portion includes a first frame piece and a second frame piece fixed to the switch box, and a connecting piece for connecting the first frame piece and the second frame piece, Since the frame piece and the second frame piece have a mating fixing portion that is mated and fixed to the connecting piece and a switch box fixing portion for fixing to the switch box, the frame piece and the second frame piece are made of a plate material cut or punched into a rectangular shape.
  • the first frame piece, the second frame piece, and the connecting piece can be formed, and in addition to good yield, the frame portion can be integrated without using screws.
  • the sensor unit has a sensor unit main body and an urging portion fixed to the back side of the sensor unit main body, and the first frame piece and the second frame piece are the sensor unit main body with respect to the opening.
  • the position of the sensor unit is moored against the urging force of the urging unit so that the position can be adjusted, so that the difference in the thickness of the front plate can be determined based on the switch box already provided on the front plate.
  • the position of the planar switch body relative to the front surface of the front plate can be determined without being affected, and the front surface of the planar switch can be flush with the front surface of the front plate.
  • the urging portion is a leaf spring that includes a fixing portion that is fixed to the sensor unit main body and elastic portions that are provided at both ends of the fixing portion.
  • the fixed portion and the two elastic portions can be formed, the urging portion can be made a simple structure, the thickness of the planar switch can be suppressed, and the planar switch can be installed on a narrow wall.
  • the mooring portion includes a positioning screw and a positioning screw hole provided in the first frame piece and the second frame piece and into which the positioning screw is screwed.
  • the sensor unit includes the positioning screw.
  • a positioning screw insertion hole is provided at a position corresponding to the positioning screw hole, and the position of the sensor unit relative to the opening of the sensor unit is adjusted by the screwing amount of the positioning screw with respect to the positioning screw hole.
  • the position of the planar switch body relative to the front side surface of the front plate can be determined without being affected by the difference in thickness of the front plate, with the switch box as a reference.
  • the front side of the switch can be flush.
  • a sensor unit includes a sensor case, a display board accommodated in the sensor case, and a control module provided in the sensor case and provided with a capacitance sensor. Since the top case provided on the front side and the bottom case engaged with the back side of the top case are provided, the sensor unit can be a sub-assembly, and the planar switch can be easily assembled.
  • the top case has the engaging portion that engages with the bottom case
  • the bottom case has the engaged portion that engages with the engaging portion, so each component is accommodated in the sensor case. It is easy to assemble the sensor case in this state.
  • the engaging portion has a boss portion provided on one side of the top case and an engaging claw provided on the other side of the top case, and the engaged portion is one side of the bottom case. And provided at a position corresponding to the boss, and is provided at a position corresponding to the engagement claw on the other side of the bottom case and the other of the bottom case.
  • the boss part is engaged with the first step part, and then the top case is swung with respect to the bottom case around the engagement part between the boss part and the first step part, and the engagement claw is elastically deformed.
  • the elastic deformation of the engaging claw is restored and the engaging claw engages with the second step portion, so that the top case and the bottom case are engaged. Is simple.
  • the engaging portion includes an engagement front side surface and an engagement back side surface
  • the engaged portion includes an engaged front side surface and an engaged back side surface
  • the engaged front side surface is provided separately from the end surface on the most front side of the bottom case, the front side peripheral edge of the bottom case is interposed between the opening and the top case to Even if the periphery is covered, the engaging portion and the engaged portion can be secured without using the end surface on the most front side of the bottom case, and the thickness of the sensor unit can be minimized.
  • the front side peripheral edge of the bottom case is interposed between the opening and the top case and covers the outer peripheral edge of the top case. Can protect. Even if the top case burns, the bottom case that covers the outer periphery of the top case suppresses the spread of fire to the opening, which is safe.
  • the control module is disposed so as to surround the light emitting element, the light receiving element that receives the reflected light from the light emitting element, and extends from the light emitting element to the light receiving element through the inside of the planar switch. Since the light emitted from the light-emitting element is detected only by the light-receiving element, light detection from the human sensor is suppressed. The presence or absence of an object can be detected correctly.

Landscapes

  • Switch Cases, Indication, And Locking (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)

Abstract

L'objectif de l'invention est de fournir un commutateur plan qui peut être positionné facilement et correctement dans une section ouverte disposée sur une plaque avant. Ce commutateur plan doit être installé dans la section ouverte disposée sur la plaque avant W, et comprend une boîte de commutation (100) à monter dans la section ouverte et ayant une seconde ouverture dont la forme est approximativement identique à celle d'une première ouverture de la section ouverte, une unité cadre (20) à monter sur la boîte de commutation (100), et une unité de capteur destinée à être montée sur l'unité cadre (20) tout en étant logé dans la boîte de commutation (100), la totalité de l'unité cadre (20) étant sensiblement en forme de U.
PCT/JP2017/035288 2016-10-05 2017-09-28 Commutateur plan WO2018066453A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016196912A JP6453828B2 (ja) 2016-10-05 2016-10-05 平面スイッチ
JP2016-196912 2016-10-05

Publications (1)

Publication Number Publication Date
WO2018066453A1 true WO2018066453A1 (fr) 2018-04-12

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55103016A (en) * 1979-01-31 1980-08-06 Matsushita Electric Works Ltd Wiring instrument
JPS6167247A (ja) * 1984-09-10 1986-04-07 Nec Corp 混成集積回路
JPH0927255A (ja) * 1995-07-11 1997-01-28 Keyence Corp 反射型光電スイッチ
JP2002017020A (ja) * 2000-04-28 2002-01-18 Matsushita Electric Works Ltd 配線器具取付枠および配線器具の取付方法
JP2009261151A (ja) * 2008-04-17 2009-11-05 Nichido Denko Kk 電設用取付体
JP2016162707A (ja) * 2015-03-05 2016-09-05 ミネベア株式会社 平面スイッチ及びその平面スイッチの取付方法
JP2017032942A (ja) * 2015-08-06 2017-02-09 三和電気工業株式会社 光コンセント

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0337261Y2 (fr) * 1986-05-02 1991-08-07

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55103016A (en) * 1979-01-31 1980-08-06 Matsushita Electric Works Ltd Wiring instrument
JPS6167247A (ja) * 1984-09-10 1986-04-07 Nec Corp 混成集積回路
JPH0927255A (ja) * 1995-07-11 1997-01-28 Keyence Corp 反射型光電スイッチ
JP2002017020A (ja) * 2000-04-28 2002-01-18 Matsushita Electric Works Ltd 配線器具取付枠および配線器具の取付方法
JP2009261151A (ja) * 2008-04-17 2009-11-05 Nichido Denko Kk 電設用取付体
JP2016162707A (ja) * 2015-03-05 2016-09-05 ミネベア株式会社 平面スイッチ及びその平面スイッチの取付方法
JP2017032942A (ja) * 2015-08-06 2017-02-09 三和電気工業株式会社 光コンセント

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JP6453828B2 (ja) 2019-01-16

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