WO2020162376A1 - スイッチ装置 - Google Patents

スイッチ装置 Download PDF

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Publication number
WO2020162376A1
WO2020162376A1 PCT/JP2020/003820 JP2020003820W WO2020162376A1 WO 2020162376 A1 WO2020162376 A1 WO 2020162376A1 JP 2020003820 W JP2020003820 W JP 2020003820W WO 2020162376 A1 WO2020162376 A1 WO 2020162376A1
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WO
WIPO (PCT)
Prior art keywords
switch device
detection unit
control circuit
front surface
human body
Prior art date
Application number
PCT/JP2020/003820
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
良彦 原野
久也 小林
勇太 林
扶美 岩橋
Original Assignee
パナソニックＩｐマネジメント株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Priority to CN202080009576.8A priority Critical patent/CN113316832B/zh
Publication of WO2020162376A1 publication Critical patent/WO2020162376A1/ja

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • 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
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection

Definitions

  • the present disclosure relates to a switch device, and more particularly, to a switch device that controls a load based on an operation by a person and detection of a physical quantity by a sensor.
  • the switch device described in Patent Document 1 (automatic switch with heat ray sensor) is illustrated.
  • the conventional example described in Patent Document 1 (hereinafter, abbreviated as a conventional example) is provided in a power supply path from an AC power source to a lighting load.
  • the lighting load is controlled (switching on and off) by opening and closing the power supply path.
  • the conventional example is a body embedded in a construction surface such as a wall surface, an operation handle pivotally supported on the front of the body, a heat ray sensor for detecting a heat ray, and an opening/closing element inserted in a power feeding path. , And a circuit section for driving the switching element.
  • the heat ray sensor, the switching element, and the circuit section are housed in the body.
  • the circuit section has an operation switch that turns on when the operation handle is pressed.
  • the circuit unit switches the switching element from on to off and from off to on each time the operation switch is turned on. Further, the circuit unit switches the switching element from OFF to ON when the presence of a person in the detection area is detected by the heat ray sensor. The circuit unit switches the switching element from on to off when the presence of a person in the detection area is no longer detected by the heat ray sensor.
  • the body is made of synthetic resin material and is shaped like a rectangular parallelepiped.
  • An operation handle is arranged on the upper part of the front surface of the body.
  • the sensor cover is arranged on the lower part (under the operation handle) on the front surface of the body.
  • the sensor cover covers the heat ray sensor exposed on the front surface of the body.
  • the sensor cover is made of a material that can transmit heat rays. That is, the heat ray emitted from the human body passes through the sensor cover and is detected by the heat ray sensor.
  • the manually operated operation handle and the sensor cover are arranged side by side along the longitudinal direction of the body on the front surface of the body. Therefore, when the body is downsized in consideration of designability and the like, if the operation handle is downsized, the operability of the manual operation may decrease.
  • An object of the present disclosure is to provide a switch device that can be downsized while suppressing deterioration in operability.
  • a switch device includes an operation unit that is manually operated, and a detection unit that detects a predetermined physical quantity through the operation unit.
  • the switch device includes a control circuit that performs a load control operation when the operation unit is manually operated and when the physical quantity detected by the detection unit matches a predetermined condition, and the switch device is formed in a box shape. And a container that houses the control circuit.
  • the operation section has a plate-shaped operation section body, and is attached to the body from the front of the body so as to cover the detection section with the operation body.
  • the detection unit detects the physical quantity through a transmission unit provided in the operation unit main body.
  • FIG. 1 is a circuit block diagram of a switch device according to an embodiment of the present disclosure.
  • FIG. 2A is a front view of the above switch device.
  • FIG. 2B is a rear view of the above switch device.
  • FIG. 2C is a bottom view of the above switch device.
  • FIG. 2D is a right side view of the above switch device.
  • FIG. 3 is an exploded perspective view of the above switch device.
  • FIG. 4 is a vertical sectional view of the above switch device.
  • FIG. 5 is a cross-sectional view of the above switch device.
  • FIG. 6 is a perspective view of the operation handle of the above switch device as viewed from the rear surface.
  • FIG. 7 is a rear view of the lens unit of the above switch device.
  • FIG. 1 is a circuit block diagram of a switch device according to an embodiment of the present disclosure.
  • FIG. 2A is a front view of the above switch device.
  • FIG. 2B is a rear view of the above switch device.
  • FIG. 8 is a front view in which the lens unit and the lens cover of the above switch device are omitted.
  • FIG. 9 is a vertical cross-sectional view showing a state in which the above switch device is mounted on a wall using a mounting frame.
  • FIG. 10 is a circuit block diagram of a first modification of the above switch device.
  • FIG. 11A is a right side view of the operation handle in the off position of the second modification of the above switch device.
  • FIG. 11B is a right side view of the operation handle in the on position of the second modification of the above switch device.
  • FIG. 12 is a right side view of an operation handle of Modification 3 of the above switch device.
  • the switch device 1 includes a first circuit block 4, a second circuit block 5, and a terminal block 6.
  • the terminal block 6 includes four terminals (first terminal 61, second terminal 62, third terminal 63, and fourth terminal 64).
  • the first terminal 61 is electrically connected to the positive electrode (HOT-side electrode) of the AC power supply X1 (for example, a single-phase two-wire AC power supply with an effective value of 100V).
  • the second terminal 62 is electrically connected to the negative electrode (electrode on the COLD side) of the AC power supply X1.
  • the third terminal 63 is electrically connected to the first power supply terminal of the lighting load W1 (for example, an LED lighting device).
  • the fourth terminal 64 is electrically connected to the second power supply terminal of the lighting load W1.
  • the second terminal 62 and the third terminal 63 are electrically connected via a conductor (for example, an electric wire).
  • the first circuit block 4 includes an opening/closing element 41, a drive circuit 42, and a DC power supply circuit 43.
  • the DC power supply circuit 43 converts the AC voltage supplied from the AC power supply X1 via the first terminal 61 and the second terminal 62 into a DC voltage.
  • the DC power supply circuit 43 preferably includes, for example, a power factor correction circuit (step-up chopper circuit) and a step-down chopper circuit, and outputs a DC voltage of about 5 to 15V.
  • the DC power supply circuit 43 supplies the converted DC voltage (hereinafter, referred to as a control voltage) to the drive circuit 42 and the second circuit block 5.
  • the switching element 41 is provided on an electric path that electrically connects the first terminal 61 and the fourth terminal 64 of the terminal block 6.
  • the switching element 41 is composed of an electromagnetic relay, a semiconductor relay, or a semiconductor switching element.
  • the switching element 41 is on, the first terminal 61 and the fourth terminal 64 are electrically connected via the electric path.
  • the switching element 41 is off, the electric path is cut off and the first terminal 61 and the fourth terminal 64 do not conduct. That is, when the switching element 41 is turned on, a closed circuit is formed by the AC power supply X1, the lighting load W1, the terminal block 6 and the switching element 41, and AC power is supplied from the AC power supply X1 to the lighting load W1.
  • the switching element 41 is off, a closed circuit is not formed by the AC power supply X1, the lighting load W1, the terminal block 6 and the switching element 41, and AC power is not supplied from the AC power supply X1 to the lighting load W1.
  • the drive circuit 42 is controlled by a control circuit 53, which will be described later, to turn on/off the switching element 41.
  • the second circuit block 5 has a human body detection sensor 51, a push button switch 52, a control circuit 53, and an indicator lamp 54.
  • the human body detection sensor 51 is a so-called passive infrared motion sensor.
  • the infrared motion sensor has a plurality of pyroelectric elements and detects a human body that emits infrared rays according to the amount of change in the infrared rays received by the plurality of pyroelectric elements. That is, the human body detection sensor 51 is configured to output a human body detection signal when a human body exists in the detection area.
  • the push button switch 52 has a mechanical normally open contact and a push button 520 (see FIG. 3) that closes (turns on) the normally open contact when external force is applied. A control voltage is applied to the normally open contact of the push button switch 52.
  • the display lamp 54 has, for example, an LED (Light Emitting Diode) chip that emits red light and an LED chip that emits green light.
  • the display lamp 54 is controlled by the control circuit 53 to selectively emit red light and green light.
  • the control circuit 53 is composed of a microcontroller.
  • the control circuit 53 has a plurality of input ports and output ports.
  • the human body detection sensor 51 is electrically connected to the first input port
  • the push button switch 52 is electrically connected to the second input port. That is, when the human body detection sensor 51 detects a human body, a high-level signal (human body detection signal) is input to the first input port. Further, when the push button switch 52 is off, the input voltage of the second input port is maintained at a high level (control voltage), but when the push button switch 52 is on, the input voltage of the second input port is Changes to low level. Therefore, the control circuit 53 determines that the operation signal is input from the push button switch 52 when the input voltage of the second input port changes from the high level to the low level.
  • the drive circuit 42 is electrically connected to the first output port of the control circuit 53.
  • the control circuit 53 outputs a control signal from the first output port.
  • the drive circuit 42 drives the switching element 41 when receiving the control signal from the control circuit 53.
  • a display lamp 54 is electrically connected to the second output port of the control circuit 53.
  • the control circuit 53 outputs a drive signal from the second output port to cause the display lamp 54 to emit light.
  • the control operation of the control circuit 53 will be described in more detail.
  • the control circuit 53 outputs a control signal from the first output port when an operation signal is input to the second input port in a state where the switching element 41 is off (a state where the lighting load W1 is off). It outputs and makes the drive circuit 42 turn on the switching element 41. Further, the control circuit 53 outputs a control signal from the first output port when a human body detection signal is input from the human body detection sensor 51 to the first input port in a situation where the lighting load W1 is off.
  • the drive circuit 42 turns on the switching element 41. When the switching element 41 is turned on, the lighting load W1 is turned on.
  • the control circuit 53 causes the display lamp 54 to emit green light when the lighting load W1 is off, so that the position of the switch device 1 can be easily viewed even in a dark environment. Further, when the lighting load W1 is lit, the control circuit 53 causes the display lamp 54 to emit red light to display that the lighting load W1 is lighting.
  • control circuit 53 outputs a control signal from the first output port to input an opening/closing element to the drive circuit 42 when the operation signal is input to the second input port in the situation where the lighting load W1 is turned on. Turn off 41. Further, the control circuit 53 outputs the control signal from the first output port when the human body detection signal is not input from the human body detection sensor 51 to the first input port in the situation where the lighting load W1 is turned on.
  • the drive circuit 42 turns off the switching element 41. When the switching element 41 is turned off, the lighting load W1 is turned off.
  • the control circuit 53 activates the timer built in the microcontroller, and when the time measured by the timer reaches a predetermined delay time. A control signal may be output. However, it is preferable that the control circuit 53 restarts the timer and resets the measured time if the human body detection signal is input again to the first input port before the measured time of the timer reaches the delay time. Further, when the operation signal is input to the second input port before the time measured by the timer reaches the delay time, the control circuit 53 stops the timer and outputs the control signal to turn off the switching element 41. Preferably.
  • control circuit 53 may selectively execute the first control operation and the second control operation.
  • the control circuit 53 for example, alternately selects the first control operation and the second control operation when the operation signal is input a plurality of times (for example, twice) in a short time (for example, 500 milliseconds). Is preferred.
  • the control circuit 53 When executing the first control operation, the control circuit 53 switches on/off of the lighting load W1 according to the human body detection signal of the human body detection sensor 51. Further, when executing the second control operation, the control circuit 53 turns on/off the lighting load W1 according to the input of the operation signal from the push button switch 52 regardless of the human body detection signal of the human body detection sensor 51. Switch.
  • front-rear, left-right and up-down directions indicated by arrows in FIG. 3 are defined as front-rear, left-right and up-down directions of the switch device 1.
  • the switch device 1 includes a body 2 that houses a first circuit block 4, a second circuit block 5, and a terminal block 6, and an operation handle that is rotatably supported on the front surface of the body 2 with respect to the body 2. And 3 (see FIG. 3).
  • the body 2 has a box-shaped body 20 whose front surface is open, and a cover 21 attached to the front end of the body 20.
  • the body 20 is made of a synthetic resin material and is formed into a bottomed rectangular tube shape with an open front surface.
  • Four wire insertion holes 200 are provided on the bottom surface (rear surface) of the body 20 (see FIG. 2B). These four wire insertion holes 200 are arranged in a line in the vertical direction on the bottom surface of the body 20.
  • the four wire insertion holes 200 face the four terminal holes 66 of the terminal block 6 in a one-to-one relationship (see FIG. 2B).
  • the terminal block 6 is housed in the body 20.
  • the terminal block 6 is a 4-pole screw type terminal block, and accommodates four contacts (not shown) in a rectangular parallelepiped main body 60 (see FIG. 3 ).
  • the four terminal holes 66 are provided on the bottom surface (rear surface) of the main body 60. Further, four terminal screws 65 are arranged on the side surface (right side surface) of the main body 60.
  • the terminal block 6 electrically and mechanically connects the contact and the conductor by sandwiching the conductor of the electric wire inserted through each terminal hole with the terminal screw 65 and the contact.
  • the width of the rear end portion 201 of the body 20 in the left-right direction is narrower than that of the portion other than the rear end portion 201 of the body 20 (see FIGS. 2B and 2C).
  • On the right side surface of the rear end portion 201 four operation holes 202 are provided so as to be lined up in the vertical direction (see FIG. 2D). These four operation holes 202 face one-on-one with the heads of the four terminal screws 65 of the terminal block 6 housed in the rear end portion 201. That is, each terminal screw 65 of the terminal block 6 is rotated by a tool such as a screwdriver through each operation hole 202 of the rear end portion 201.
  • a plurality of slits 203 for heat dissipation are formed on the left and right side surfaces of the body 20 (see FIGS. 2B, 2D and 3). Further, triangular prism-shaped projections 204 are provided on the front ends of the upper and lower side surfaces of the body 20 (see FIG. 3).
  • the first circuit block 4 has a first circuit board 40 having a rectangular shape.
  • the terminal block 6, the switching element 41, the DC power supply circuit 43, and the like are mounted on the surface 400 (right side surface) of the first circuit board 40 (see FIG. 3 ).
  • the first circuit block 4 is housed in the body 20 such that the surface 400 of the first circuit board 40 faces the right side surface of the body 20 (see FIG. 4 ).
  • the second circuit block 5 has an octagonal second circuit board 50.
  • the human body detection sensor 51, the push button switch 52, the control circuit 53, and the display lamp 54 are mounted on the surface 500 (front surface) of the second circuit board 50 (see FIG. 3 ).
  • the human body detection sensor 51 has a cylindrical case 510 (see FIG. 3).
  • a square window 511 is opened on the front surface of the case 510.
  • the window 511 is closed by a window plate 512 formed of a material that can transmit infrared rays.
  • a plurality of (for example, four) pyroelectric elements 513 are housed in the case 510 (see FIGS. 4 and 5). The plurality of pyroelectric elements 513 receive infrared rays that enter the case 510 through the window 511.
  • the human body detection sensor 51 is mounted in the center of the surface 500 of the second circuit board 50.
  • the push button switch 52 is mounted below the surface 500 of the second circuit board 50.
  • the display lamp 54 is mounted on the upper surface 500 of the second circuit board 50.
  • the control circuit 53 is mounted between the human body detection sensor 51 and the display lamp 54 on the surface 500 of the second circuit board 50.
  • the second circuit block 5 is housed in the body 20 with the surface 500 of the second circuit board 50 facing forward.
  • the second circuit block 5 is arranged in front of the first circuit block 4 inside the body 20 (see FIG. 4 ).
  • the first circuit block 4 and the second circuit block 5 are electrically connected via an electric wire or a terminal board (not shown).
  • the cover 21 has a cover body 210, a pair of vertical pieces 211, a pair of horizontal pieces 212, a pair of assembly pieces 213, and a standing wall 214 (see FIG. 3).
  • the cover body 210 is formed in a rectangular frame shape having an opening 215 in the center.
  • the standing wall 214 is formed in an octagonal tubular shape.
  • the standing wall 214 projects forward along the edge of the opening 215 on the front surface of the cover body 210.
  • the operation piece 2141 projects upward from the lower surface of the standing wall 214 facing the opening 215 (see FIG. 3 ).
  • the operation piece 2141 is formed in a T shape when viewed from the front-rear direction.
  • the operation piece 2141 is supported by the upright wall 214 so as to be bendable in the front-rear direction with a joint portion with the upright wall 214 as a fulcrum.
  • a cylindrical rib 2142 is integrally formed on the front surface of the operation piece 2141 (see FIG. 4).
  • the pair of vertical pieces 211 projects forward from the left and right ends of the cover body 210 (see FIG. 3). Each vertical piece 211 gradually widens from both ends in the vertical direction toward the center (see FIG. 2D).
  • a circular bearing hole 2110 is provided at the center of each vertical piece 211 in the longitudinal direction (vertical direction) (see FIG. 3 ).
  • a recess 2140 is formed in the standing wall 214 at a portion facing the pair of bearing holes 2110.
  • the pair of horizontal pieces 212 protrude forward from both upper and lower ends of the cover body 210 (see FIGS. 3 and 4).
  • a pair of mounting claws 2120 project upward from the upper surface of the upper horizontal piece 212.
  • a pair of mounting claws 2120 also projects downward from the lower surface of the lower horizontal piece 212 (see FIGS. 2A and 3).
  • the pair of assembly pieces 213 project rearward from both upper and lower ends of the rear surface of the cover body 210 (see FIGS. 2D and 3).
  • the pair of assembly pieces 213 are each formed in a rectangular shape (see FIG. 2C).
  • a square assembly hole 2130 is formed so as to penetrate in the thickness direction (horizontal direction) (see FIGS. 2C and 3).
  • the upper protrusion 204 of the body 20 is fitted in the assembly hole 2130 of the upper assembly piece 213 of the cover 21. Further, the lower projection 204 of the body 20 is fitted into the assembly hole 2130 of the lower assembly piece 213 of the cover 21. That is, the pair of protrusions 204 of the body 20 are fitted into the respective assembly holes 2130 of the pair of assembly pieces 213 one by one, so that the body 20 and the cover 21 are joined together to form the body 2 (FIGS. 2C and 2C and FIG. 2C). 4).
  • the front surface 500 of the second circuit block 5 is exposed from the opening 215 of the cover 21 on the front surface of the body 2. Further, the rear surface of the rib 2142 of the cover 21 and the push button 520 of the push button switch 52 of the second circuit block 5 face (or contact) in the front-rear direction (see FIG. 4 ).
  • the operation handle 3 has a handle body 30, a handle cover 31, a lens unit 32, and an operation body 33 (see FIG. 3).
  • the handle body 30 has a frame portion 300, a first front wall 301, a second front wall 302, a reinforcing bar 304, a pair of projecting pieces 305, and a pair of shafts 306 (see FIG. 3).
  • the frame portion 300 has a pair of vertical walls 3001 and a pair of horizontal walls 3002 and is formed in a truncated cone shape. However, it is preferable that the frame portion 300 be formed of a synthetic resin material having substantially zero infrared transmittance and visible light transmittance (total light transmittance).
  • the first front wall 301 and the second front wall 302 are provided on the front surface of the frame portion 300, respectively.
  • the first front wall 301 covers the front surface of the frame portion 300 from the upper lateral wall 3002 to a position above the vertical center of the pair of vertical walls 3001.
  • the second front wall 302 covers the front surface of the frame portion 300 from the lower horizontal wall 3002 to a position below the vertical center of the pair of vertical walls 3001.
  • the vertical length of the second front wall 302 is approximately half the vertical length of the first front wall 301.
  • a quadrilateral window 303 surrounded by the lower edge of the first front wall 301, the upper edge of the second front wall 302 and the front edges of the pair of vertical walls 3001 is opened. (See FIGS. 3 and 8).
  • a cylindrical holding portion 3020 projects from the rear surface of the second front wall 302 (see FIGS. 4 and 6).
  • the first front wall 301 and the second front wall 302 are formed of a synthetic resin material that has almost zero infrared transmittance and a total light transmittance of several tens% (for example, 70%) or more. Is preferred.
  • the reinforcing bar 304 is formed in a rod shape and is laid across the front faces of the pair of vertical walls 3001. Further, the reinforcing bar 304 is arranged at a position that bisects the window 303 of the frame portion 300 in the vertical direction when viewed from the front (see FIG. 8).
  • the pair of protrusions 305 are formed in a semi-elliptical plate shape (see FIGS. 3 and 6). Each projecting piece 305 projects rearward from the vertical center of each vertical wall 3001. A cylindrical shaft 306 projects rightward from the right side surface of the right protruding piece 305. In addition, a cylindrical shaft 306 projects leftward from the left side surface of the left protruding piece 305.
  • the reinforcing bar 304, the pair of projecting pieces 305, and the pair of shafts 306 are preferably formed of a synthetic resin material having substantially zero infrared transmittance and total light transmittance, as in the case of the frame portion 300.
  • the operation body 33 is composed of a coil spring. One end (front end) of the operating body 33 in the longitudinal direction (axial direction of the coil spring) is fitted and held in the holding portion 3020 of the handle body 30 (see 4).
  • the lens unit 32 has a base portion 320 and a plurality of lenses 321.
  • the base portion 320 is formed in a rectangular plate shape. However, a peripheral wall 322 that projects rearward is integrally formed on the peripheral edge of the rear surface of the base portion 320 (see FIG. 4 ).
  • a plurality of (ten in the illustrated example) lenses 321 are integrally formed on the rear surface of the base 320 (see FIGS. 4 to 7).
  • the ten lenses 321 may be referred to as first to fifth lenses 321A to 321E and sixth to tenth lenses 321F to 321J.
  • the first to fifth lenses 321A to 321E are arranged in a line in the left-right direction.
  • the central third lens 321C is a part of the Fresnel lens (see FIG. 7).
  • the first lens 321A, the second lens 321B, the fourth lens 321D, and the fifth lens 321E are pseudo-Fresnel lenses in which a plurality of elliptical grooves having different major and minor axes are arranged in a nest. Is formed.
  • the first to fifth lenses 321A to 321E are configured to condense infrared light incident from the front to the focal point behind the third lens 321C.
  • the sixth to tenth lenses 321F to 321J are lined up in the left-right direction below the first to fifth lenses 321A to 321E.
  • the central eighth lens 321H is a part of the Fresnel lens (see FIG. 7).
  • the sixth lens 321F, the seventh lens 321G, the ninth lens 321I, and the tenth lens 321J have a plurality of semi-elliptical or quarter oval grooves with different major and minor diameters. Are arranged in a line to form a pseudo Fresnel lens.
  • the sixth to tenth lenses 321F to 321J are configured to collect the infrared light incident from the front at the focal point of the third lens 321C.
  • the base portion 320, the ten lenses 321 and the peripheral wall 322 are preferably made of a synthetic resin material having an infrared transmittance and a total light transmittance of several tens% (for example, 80%) or more. However, if the infrared transmittance of the synthetic resin material forming the lens 321 is several tens% (for example, 80%) or more, the infrared transmittance of the synthetic resin material forming the base portion 320 is several% or less. It doesn't matter.
  • the lens unit 32 is attached to the front surface of the handle body 30 by inserting a plurality of lenses 321 into the window 303 (see FIGS. 3 to 6).
  • cylindrical projections 323 are provided on the rear surfaces of the upper and lower ends of the peripheral wall 322, respectively (FIG. 7). These protrusions 323 are fitted into recesses 3003 (see FIG. 3) provided on the front surfaces of the pair of lateral walls 3002 of the frame 300. Then, the lens unit 32 is positioned in the frame portion 300 of the handle body 30 by fitting the protrusions 323 into the recesses 3003 one by one.
  • the first to fifth lenses 321A to 321E are inserted above the reinforcing bar 304, and the sixth to tenth lenses 321F to 321J are inserted below the reinforcing bar 304 (see FIG. 8). ).
  • the reinforcing bar 304 is in contact with a portion of the rear surface of the base portion 320 between the first to fifth lenses 321A to 321E and the sixth to tenth lenses 321F to 321J (see FIG. 4). That is, the reinforcing bar 304 can suppress the deformation (deflection) of the lens 321 when the operation handle 3 is pressed by a person's hand or finger.
  • the handle cover 31 is formed in a rectangular plate shape (see FIG. 3).
  • the handle cover 31 is attached to the front surface of the lens unit 32 (see FIG. 4).
  • the handle cover 31 prevents dirt from adhering to the front surface of the lens unit 32 and scratches from the front surface of the lens unit 32.
  • the handle cover 31 is made of a synthetic resin material (for example, polyolefin-based material) having an infrared ray transmittance of tens of percent (for example, 90%) or more and a total light transmittance of tens of percent (for example, 30%) or less. It is preferably formed of a resin material).
  • the operation handle 3 is attached to the body 2 by covering the front surface of the body 2 by fitting the pair of shafts 306 of the handle body 30 into the pair of bearing holes 2110 of the cover 21 one by one (FIGS. 4 to 4). 6).
  • the operation handle 3 is rotatable about a pair of shafts 306 as fulcrums.
  • the rib 2142 of the cover 21 is fitted to the other end (rear end) of the operating body 33 in the longitudinal direction (axial direction of the coil spring) (see FIG. 4 ).
  • the operating handle 3 is pushed by the spring force of the operating body 33 in a direction in which the lower portion of the handle body 30 is separated from the front surface of the body 2, and the upper portion of the handle body 30 (the upper lateral wall 3002) is located on the upper side of the cover 21. It stands still at a position (reference position) that hits the piece 212 (see FIG. 4).
  • the operation handle 3 rotates (forward rotation) in a direction in which the lower part of the handle body 30 approaches the front surface of the body 2.
  • the operation piece 2141 of the cover 21 receives the spring force of the operation body 33 and bends backward.
  • the push button 520 of the push button switch 52 is pushed by the operation piece 2141 and the push button switch 52 is turned on.
  • the spring force of the operation body 33 causes the operation handle 3 to rotate (reverse rotation) to return to the reference position, and the operation piece 2141 also returns to the original state, whereby the push button is pressed.
  • the switch 52 turns off.
  • the human body detection sensor 51 is present inside the window 303 of the handle body 30 of the operation handle 3 when viewed from the front (see FIG. 8). Therefore, the human body detection sensor 51 can detect the human body by receiving the infrared rays emitted from the human body through the handle cover 31 and the window 303 of the handle body 30.
  • the switch device 1 hides the human body detection sensor 51 behind the operation handle 3 to reduce the size of the operation handle 3 as compared with the case where the operation handle 3 and the human body detection sensor 51 are arranged vertically or horizontally.
  • the size can be reduced without changing.
  • the switch device 1 can be downsized while suppressing deterioration in operability (of the operation handle 3).
  • the third lens 321C and the window 511 of the case 510 of the human body detection sensor 51 overlap in the left-right direction and the up-down direction (see FIG. 8). Further, when the operation handle 3 is stationary at the reference position, the focus of the third lens 321C substantially coincides with the light receiving surface of the human body detection sensor 51 (the front surface of the window plate 512) in the front-back direction (see FIG. 4). .. Therefore, the infrared rays emitted from the human body existing in the detection area can be condensed (converged) on the window 511 of the human body detection sensor 51 by the plurality of lenses 321. As a result, the switch device 1 can increase the detection area of the human body detection sensor 51.
  • the first front wall 301 and the second front wall 302 of the handle main body 30 shield unnecessary infrared rays, so that false detection of the human body detection sensor 51 can be suppressed.
  • the light receiving surface (window 511) of the human body detection sensor 51 is arranged above the vertical center position (position of the reinforcing bar 304) of the window 303 of the handle body 30 (FIG. 8). reference). Therefore, in the switch device 1, for example, infrared rays included in the illumination light of the lighting fixture are less likely to be incident on the light receiving surface of the human body detection sensor 51, so that the false detection of the human body detection sensor 51 can be further suppressed.
  • the human body detection sensor 51 can detect a slight movement of a human body by forming a detection area by a plurality of detection ranges corresponding to each of the plurality of lenses 321 one-on-one. As a result, the switch device 1 can reduce the possibility of not detecting a person (human body) staying in the detection area.
  • the switch device 1 can suppress deterioration of the appearance quality due to the human body detection sensor 51 being seen through the operation handle 3.
  • the switch device 1 is arranged so as to be embedded in the embedding hole 80 provided in the building material (for example, the wall material 8) using the mounting frame 7 (see FIG. 9).
  • the mounting frame 7 is formed of a synthetic resin material into a rectangular frame shape having a window hole 70 in the center.
  • the mounting frame 7 has a pair of side pieces 71 that face each other across the window hole 70.
  • Each of the pair of side pieces 71 is provided with a mounting hole 72 into which a plurality (four) of mounting claws 2120 of the body 2 are respectively fitted.
  • each of the four mounting claws 2120 is fitted into the four mounting holes 72 one by one, so that the switch device 1 is mounted on the mounting frame 7 with the body 2 being inserted into the window hole 70 (FIG. 9). reference).
  • the mounting frame 7 is fixed (screwed) to the surface of the wall material 8 with a part of the body 2 embedded in the embedding hole 80, so that the switch device 1 is embedded in the construction surface (wall surface).
  • the human body detection sensor 51 is not limited to a passive infrared motion sensor.
  • the human body detection sensor 51 may be an active type radio wave sensor that uses radio waves in the millimeter wave band.
  • the switch device 1 of the modified example described below has the same basic configuration as the switch device 1 of the above-described embodiment. Therefore, the same components as those of the switch device 1 of the embodiment are designated by the same reference numerals, and the illustration and description thereof are omitted.
  • the switch device 1 of the first modification will be described. As shown in FIG. 10, the switch device 1 of the modified example 1 includes two detection units, a human body detection sensor 51 and a brightness sensor 55.
  • the brightness sensor 55 detects the amount of received light (brightness) of the light receiving element by converting visible light into an electric quantity (for example, current) by a light receiving element such as a photodiode or a phototransistor.
  • the output (output current) of the brightness sensor 55 is converted into a voltage (detection voltage) by a current/voltage converter (not shown) and input to the input port (third input port) of the control circuit 53.
  • the control circuit 53 compares the detection voltage input to the third input port with a predetermined threshold value. When the detected voltage is equal to or higher than the threshold value, the control circuit 53 does not perform the control operation even if the human body detection signal is input to the first input port. When the detected voltage is less than the threshold value, the control circuit 53 performs the control operation when the human body detection signal is input to the first input port. That is, the control circuit 53 determines that it is not necessary to turn on the illumination load W1 when the detected voltage is equal to or higher than the threshold value, ignores the input of the human body detection signal, and does not perform the control operation.
  • the control circuit 53 switches the lighting load W1 from the extinguished state to the lit state when the human body detection signal is input.
  • the switch device 1 of the first modification may include only the brightness sensor 55 without including the human body detection sensor 51.
  • the brightness sensor 55 is preferably mounted on the surface 500 of the second circuit board 50 of the second circuit block 5.
  • the switch device 1 according to the first modification can save energy by not lighting the lighting load W1 wastefully when the brightness detected by the brightness sensor 55 does not require the lighting of the lighting load W1. You can
  • the operation handle 3 is rotatable between two positions, an off position (see FIG. 11A) and an on position (see FIG. 11B).
  • the operation handle 3 rotates to the on position when manually operated in the off position, and rotates to the off position when manually operated in the on position.
  • Each reversal plate 11 is housed in a V-shaped groove 205 provided in the body 2.
  • Each reversing spring 10 is composed of a coil spring. One end (front end) in the axial direction of each reversing spring 10 is fixed to the handle body 30. The other end (rear end) in the axial direction of each reversing spring 10 is hooked on the front end of the reversing plate 11.
  • each reversing plate 11 is pressed against the bottom 206 of the groove 205 by the spring force of each reversing spring 10. It should be noted that each reversing plate 11 can rotate in the up-down direction with the rear end hitting the bottom 206 as a fulcrum.
  • the operation handle 3 when the operation handle 3 is in the off position, the upper part (the upper side wall 3002) of the frame portion 300 of the handle body 30 hits the front surface of the body 2 so that the operation handle 3 stands still in the off position (see FIG. 11A). ).
  • the operation handle 3 in the off position is pushed, the operation handle 3 rotates while compressing the reversing spring 10.
  • the reversing plate 11 also rotates as the operation handle 3 rotates, and the lower portion (the lower lateral wall 3002) of the frame portion 300 of the handle body 30 contacts the front surface of the body 2 so that the operation handle 3 remains stationary at the on position. (See FIG. 11B).
  • the control circuit 53 when the operation handle 3 is in the ON position, the control circuit 53 can ignore the human body detection signal of the human body detection sensor 51 and maintain the lighting load W1 in the lighting state. it can.
  • the control circuit 53 when the operation handle 3 is in the off position, in the switch device 1 of the second modification, the control circuit 53 can cause the lighting load W1 to blink according to the human body detection signal of the human body detection sensor 51.
  • the switch device 1 of Modification 3 is configured such that the operation handle 3 moves in parallel in the front-rear direction with respect to the front surface of the body 2.
  • At least one return spring 12 is arranged between the upper and lower ends of the operation handle 3 and the front surface of the body 2 (see FIG. 12).
  • the return spring 12 is a coil spring.
  • One end (front end) in the axial direction of the return spring 12 is fixed to the handle body 30.
  • the other end (rear end) of the return spring 12 in the axial direction is fixed to the front surface of the body 2.
  • the bearing hole 2110 of the cover 21 is formed in an oval shape having the longitudinal direction in the front-rear direction.
  • the operation handle 3 is pushed by the spring force of the return spring 12 in a direction away from the front surface of the body 2 (forward direction), and is stationary at a position (reference position) where the shaft 306 contacts the front end of the bearing hole 2110 (FIG. 12). reference).
  • the operation handle 3 moves rearward while compressing the return spring 12, and the push button switch 52 is turned on via the operation body 33 and the operation piece 2141 (neither is shown). Then, when the operation handle 3 is no longer pressed, the operation handle 3 is returned to the reference position by the spring force of the return spring 12.
  • the operation handle 3 can be operated like a push button.
  • the operation handle 3 may be configured to be slid in parallel with the front surface of the body 2.
  • the operation handle 3 may be configured to be rotated around an axis perpendicular to the front surface of the body 2.
  • a touch switch may be provided on the surface of the operation handle 3, and the control circuit 53 may turn on/off the opening/closing element 41 by a touch operation on the touch switch.
  • the switch device (1) includes the manually operated operation unit (operation handle 3) and the detection unit (human body detection sensor 51; brightness sensor) that detects a predetermined physical quantity through the operation unit. 55) and.
  • the switch device (1) according to the first aspect controls the load (lighting load W1) when the operation unit is manually operated and when the physical quantity detected by the detection unit matches a predetermined condition.
  • a circuit (53) and a body (2) formed in a box shape and accommodating a control circuit are provided.
  • the operation section has a plate-shaped operation section body (the first front wall 301 of the handle body 30, the second front wall 302, and the base section 320 of the lens unit 32), and is provided from the front of the body (2). It is attached to the body (2) so as to cover the detector.
  • the detection unit detects a physical quantity through a transmission unit (the window 303 of the handle body 30 and the base unit 320 of the lens unit 32) provided in the operation unit body.
  • the size of the operation unit is larger than that in the case where the operation unit and the detection unit are arranged in a direction intersecting the front-back direction by hiding the detection unit behind the operation unit main body.
  • the size can be reduced without changing the.
  • the switch device (1) according to the first aspect can be downsized while suppressing a decrease in operability (of the operation unit).
  • the switch device (1) according to the second aspect can be realized by a combination with the first aspect.
  • the switch device (1) according to the second aspect it is preferable that the switch device (1) includes one or more detection units that detect any one of visible light, infrared light, and electromagnetic waves.
  • the switch device (1) can cause the control circuit (53) to perform a control operation according to the brightness of the surroundings, the presence or absence of a person, and the like by causing the detection unit to detect an electromagnetic wave.
  • the switch device (1) according to the third aspect can be realized by a combination with the second aspect.
  • the detection unit detect the presence of a person in the detection area by detecting infrared rays emitted from the human body.
  • the control circuit (53) preferably determines that the physical quantity matches a predetermined condition when the detection unit detects the presence of a person and performs a control operation.
  • the switch device (1) causes useless power consumption of a load (for example, a lighting load) by causing the control circuit (53) to perform a control operation according to the presence or absence of a person in the detection area. It is possible to suppress the energy consumption.
  • a load for example, a lighting load
  • the switch device (1) according to the fourth aspect can be realized by a combination with the second or third aspect.
  • the detection unit detect visible light.
  • the control circuit (53) preferably determines that the physical quantity meets a predetermined condition and performs a control operation when the level of visible light detected by the detection unit is equal to or lower than a predetermined threshold value.
  • the switch device (1) suppresses unnecessary power consumption by, for example, causing the control circuit (53) to control the blinking of the lighting load in accordance with the level of visible light (ambient brightness). Energy can be saved.
  • the switch device (1) according to the fifth aspect can be realized by a combination with any one of the first to fourth aspects.
  • a protective layer (handle cover 31) is provided on the front surface of the operation section body.
  • the switch device (1) according to the fifth aspect can prevent the front surface of the operation section body from being soiled and scratched by the protective layer.
  • the switch device (1) according to the sixth aspect can be realized by a combination with any one of the first to fifth aspects.
  • the operating portion is displaced with respect to the front surface of the body (2) when manually operated.
  • the switch device (1) according to the sixth aspect can cause the control circuit (53) to detect a manual operation of the operation unit according to the displacement of the operation unit.
  • the switch device (1) according to the seventh aspect can be realized by a combination with the sixth aspect.
  • the operating portion rotates about an axis (306) parallel to the front surface of the body (2).
  • the switch device (1) according to the seventh aspect can rotate the operation unit to cause the control circuit (53) to detect a manual operation of the operation unit.
  • the switch device (1) according to the eighth aspect can be realized by a combination with the seventh aspect.
  • the operation portion is moved from the reference position to the front surface of the body (2) when the operation portion main body receives a force in a direction toward the front surface of the body (2). It is preferable to rotate in an approaching direction. Further, it is preferable that the operating portion returns to the reference position by rotating in a direction away from the front surface of the body (2) when the operation body does not receive the force in the direction toward the front surface of the body (2).
  • the positional relationship between the detection unit and the operation unit main body can be kept constant.
  • the switch device (1) according to the ninth aspect can be realized by a combination with the seventh or eighth aspect.
  • the detection unit detect any one of visible light, infrared light, and radio waves.
  • the operation portion is arranged on the front surface of the body (2) so that the receiving surface of the detection unit that receives electromagnetic waves and the axis (306) overlap. It is preferable.
  • the switch device (1) according to the ninth aspect suppresses a change in the positional relationship between the operating unit and the wave receiving surface of the detecting unit when the operating unit is rotated and displaced, and suppresses deterioration of the detection performance of the detecting unit. be able to.
  • the switch device (1) according to the tenth aspect can be realized by a combination with any one of the first to ninth aspects.
  • the detection unit detect any one of visible light, infrared light, and radio waves.
  • the operation unit preferably has a lens (321) that converges the electromagnetic wave on the detection unit.
  • the detection area of the detection unit can be expanded by the lens (321).
  • the switch device (1) according to the eleventh aspect can be realized by a combination with any one of the first to tenth aspects.
  • the body (2) has one or more mounting portions (mounting claws 2120) that can be mounted on the mounting frame (7), and the mounting frame (7) is interposed therebetween. It is preferable to attach it to the construction surface.
  • the switch device (1) according to the eleventh aspect can be easily attached to the construction surface by using the attachment frame (7).
  • the switch device (1) according to the twelfth aspect can be realized by a combination with the third aspect.
  • the control circuit (53) performs an operation of switching the lighting load (W1), which is a load, from the extinguished state to the lit state when the detection unit detects the presence of a person. It is preferable to carry out.
  • the control operation for switching the lighting load from the lighting state to the extinguishing state is performed when the detection unit no longer detects the presence of a person.
  • a switch device (1) causes a control circuit (53) to perform a control operation according to the presence or absence of a person in a detection area, thereby suppressing wasteful power consumption of a lighting load to save energy. Can be planned.
  • the switch device (1) according to the thirteenth aspect can be realized by a combination with the twelfth aspect.
  • the control circuit (53) can maintain the lighting load in the lighting state until a predetermined delay time elapses after the detection unit no longer detects the presence of a person. preferable. It is preferable that the control circuit (53) performs a control operation of switching the lighting load from the lighting state to the extinguishing state after a predetermined delay time has elapsed.
  • the lighting load is increased until the delay time elapses. By not turning off, it is possible to improve convenience.
  • the switch device (1) according to the fourteenth aspect can be realized by a combination with any one of the first to thirteenth aspects. It is preferable that the switch device (1) according to the fourteenth aspect includes one or more detection units that detect an electromagnetic wave of visible light, infrared light, or radio waves. It is preferable that the operation portion main body has a plurality of portions (first front wall 301, second front wall 302, handle cover 31) having different electromagnetic wave transmittances.
  • the switch device (1) according to the fourteenth aspect can suppress erroneous detection in the detection unit by cutting unnecessary electromagnetic waves in the operation unit body.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
PCT/JP2020/003820 2019-02-08 2020-01-31 スイッチ装置 WO2020162376A1 (ja)

Priority Applications (1)

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JP2019021903A JP7340807B2 (ja) 2019-02-08 2019-02-08 スイッチ装置
JP2019-021903 2019-02-08

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WO2020162376A1 true WO2020162376A1 (ja) 2020-08-13

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JP (2) JP7340807B2 (zh)
CN (1) CN113316832B (zh)
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WO (1) WO2020162376A1 (zh)

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JP2020129494A (ja) 2020-08-27
TW202135110A (zh) 2021-09-16
JP7340807B2 (ja) 2023-09-08
CN113316832B (zh) 2023-12-22
CN113316832A (zh) 2021-08-27
TWI794732B (zh) 2023-03-01
TW202030757A (zh) 2020-08-16
JP7422338B2 (ja) 2024-01-26
TWI720809B (zh) 2021-03-01
JP2022140499A (ja) 2022-09-26

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