WO2021171584A1 - Dispositif de détection de température, unité intérieure de climatiseur et système de climatisation - Google Patents

Dispositif de détection de température, unité intérieure de climatiseur et système de climatisation Download PDF

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Publication number
WO2021171584A1
WO2021171584A1 PCT/JP2020/008414 JP2020008414W WO2021171584A1 WO 2021171584 A1 WO2021171584 A1 WO 2021171584A1 JP 2020008414 W JP2020008414 W JP 2020008414W WO 2021171584 A1 WO2021171584 A1 WO 2021171584A1
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WO
WIPO (PCT)
Prior art keywords
storage portion
cover
cover member
opening
temperature detection
Prior art date
Application number
PCT/JP2020/008414
Other languages
English (en)
Japanese (ja)
Inventor
啓伸 末▲廣▼
辰夫 古田
尚也 松永
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to PCT/JP2020/008414 priority Critical patent/WO2021171584A1/fr
Priority to JP2022503024A priority patent/JP7282253B2/ja
Publication of WO2021171584A1 publication Critical patent/WO2021171584A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/89—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature

Definitions

  • the present disclosure relates to a temperature detection device, an indoor unit of an air conditioner having a temperature detection device, and an air conditioning system that performs air conditioning based on the detection information of the temperature detection device.
  • Patent Document 1 describes a radiant temperature detecting device that is electrically connected to an indoor unit of a ceiling-embedded air conditioner.
  • the cable connected to the drive motor mounted on the radiant temperature detection device and the amplifier portion of the output signal is connected to the cable that energizes the main body of the indoor unit via the relay connector.
  • the indoor unit of Patent Document 1 is of the ceiling-embedded type as described above. Therefore, the relay connector for electrically connecting the temperature detection device to the indoor unit and the end connected to the relay connector of the cable are , It is exposed behind the ceiling. Dust is usually floating behind the ceiling. Therefore, dust accumulates on the exposed relay connector and the end of the cable. In addition, the attic is in a hot and humid environment. Therefore, the dust accumulated on the relay connector and the cable absorbs moisture. As a result, there is a concern that the absorbed dust affects the communication function of the relay connector and the cable, and the reliability of the detection function of the temperature detection device is lowered.
  • This disclosure is made against the background of the above problems, and provides a temperature detection device having reliability of a detection function and workability of cable attachment / detachment. Further, the present disclosure provides an indoor unit of an air conditioner having such a temperature detecting device, and an air conditioning system that performs air conditioning based on the detection information of the temperature detecting device.
  • the temperature detection device is a temperature detection unit, a control board for controlling the temperature detection unit, and a first connector mounted on the control board, and is a first cable for connecting to an external device.
  • a first connector configured to be attached and detached, a board holder for holding the control board, a board case in which the board holder is housed, and a cover member are provided, and the board case includes the board.
  • a first opening is formed corresponding to the position of the first connector defined by the holding posture of the control board by the holder, and the cover member includes a covering position covering the first opening and the cover member. It is a position that is farther from the substrate case than the coating position, and is configured to be movable from the exposed position that exposes the first opening.
  • the indoor unit of the air conditioner according to the present disclosure is provided with the above-mentioned temperature detection device.
  • the air conditioning system includes the above-mentioned temperature detection device, at least one indoor unit configured to acquire temperature information detected by the temperature detection device, and at least one outdoor unit. To prepare.
  • the cover member is configured to be movable between a covering position that covers the first opening corresponding to the first connector and an exposed position that exposes the first opening.
  • the cover member can suppress the accumulation of dust on the first connector at the covering position, and can easily attach / detach the cable to / from the first connector at the exposed position. Therefore, according to the present disclosure, it is possible to ensure the reliability of the transmission / reception function of the temperature detection device and improve the workability of attaching / detaching the cable.
  • FIG. 1 It is a perspective view of the radiant temperature detection device which concerns on Embodiment 1 of this disclosure. It is an exploded perspective view of the radiant temperature detection device which concerns on Embodiment 1 of this disclosure. It is a perspective view which shows by disassembling a part of the radiant temperature detection apparatus which concerns on Embodiment 1 of this disclosure. It is an exploded perspective view of the substrate part of the radiant temperature detection device which concerns on Embodiment 1 of this disclosure. It is an exploded perspective view of the support part of the radiant temperature detection device which concerns on Embodiment 1 of this disclosure. It is an exploded perspective view which shows the correspondence between the substrate part and the support part in the radiant temperature detection device which concerns on Embodiment 1 of this disclosure. FIG.
  • FIG. 5 is an exploded perspective view showing a correspondence between a substrate case, a substrate portion, and a support portion in the radiant temperature detecting device according to the first embodiment of the present disclosure. It is an exploded perspective view which shows the correspondence between the substrate case and the connector cover in the radiant temperature detection apparatus which concerns on Embodiment 1 of this disclosure. It is a perspective view of the substrate case of the radiant temperature detection device which concerns on Embodiment 1 of this disclosure. It is a perspective view of the substrate case of the radiant temperature detection device which concerns on Embodiment 1 of this disclosure. It is a perspective view of the connector cover of the radiant temperature detection device which concerns on Embodiment 1 of this disclosure.
  • FIG. 1 It is a perspective view of the connector cover of the radiant temperature detection device which concerns on Embodiment 1 of this disclosure. It is a top view of the connector cover of the radiant temperature detection device which concerns on Embodiment 1 of this disclosure. It is sectional drawing which cuts the upper part of the connector cover at the position of line AA of FIG. 13, and shows from the direction of an arrow. It is a bottom view of the connector cover of the radiant temperature detection device which concerns on Embodiment 1 of this disclosure. It is sectional drawing which cuts the lower part of the connector cover at the position of line BB of FIG. 15, and shows from the direction of an arrow. FIG.
  • FIG. 5 is a perspective view showing a state in which the connector cover is in the covering position in the radiant temperature detecting device according to the first embodiment of the present disclosure.
  • FIG. 5 is a plan view showing a state in which the connector cover is in the covering position in the radiant temperature detecting device according to the first embodiment of the present disclosure. It is a partial cross-sectional view of the radiant temperature detection device in which the connector cover is in the covering position. It is a partial cross-sectional view of the radiant temperature detection device in which the connector cover is in the covering position.
  • FIG. 5 is a perspective view showing a state in which the connector cover is in an exposed position in the radiant temperature detecting device according to the first embodiment of the present disclosure.
  • FIG. 5 is a plan view showing a state in which the connector cover is in an exposed position in the radiant temperature detecting device according to the first embodiment of the present disclosure. It is a partial cross-sectional view of the radiant temperature detection device in which the connector cover is in the exposed position. It is a partial cross-sectional view of the radiant temperature detection device in which the connector cover is in the exposed position. It is a side view which shows the state which the connector cover is in an exposed position in the radiant temperature detection device which concerns on Embodiment 1 of this disclosure. It is a figure which enlarges and shows the periphery of the 1st guide member of the radiant temperature detection device in which a connector cover is an exposed position.
  • FIG. 5 is a perspective view showing a state in which the radiant temperature detecting device according to the first embodiment of the present disclosure is installed on the ceiling. It is a perspective view of the indoor unit of the air conditioner which concerns on Embodiment 2 of this disclosure. It is a perspective view which shows by disassembling a part of the indoor unit of the air conditioner which concerns on Embodiment 2 of this disclosure. It is a system block diagram of the air conditioning system which concerns on Embodiment 3 of this disclosure.
  • the temperature detection device according to the present disclosure is applied to an indoor unit of an air conditioner
  • the present disclosure is not limited to the following embodiments, and can be variously modified without departing from the gist of the present disclosure.
  • the present disclosure includes all combinations of configurations that can be combined among the configurations shown in the following embodiments.
  • the temperature detection device shown in the drawing shows an example of a device to which the temperature detection device of the present disclosure is applied, and the application device of the present disclosure is not limited by the temperature detection device shown in the drawing. ..
  • FIG. 1 is a perspective view of the radiant temperature detecting device according to the first embodiment of the present disclosure.
  • FIG. 2 is an exploded perspective view of the radiant temperature detecting device according to the first embodiment of the present disclosure.
  • FIG. 3 is a perspective view showing a part of the radiant temperature detecting device according to the first embodiment of the present disclosure in an exploded manner.
  • the radiant temperature detection device 1 is installed on the ceiling of the air-conditioned space together with the indoor unit described later.
  • the radiant temperature detection device 1 includes an electric component box 2, a connector cover 4, a temperature detection unit 5, a decorative panel 6, and a fixing claw 7.
  • the fixing claw 7 is a leaf spring, and is for fixing the radiant temperature detecting device 1 to the ceiling.
  • the electrical component box 2 has a substrate portion 10, a support portion 20, and a substrate case 30.
  • the temperature detection unit 5 includes an infrared sensor 51 and a motor unit 52 that rotationally drives the infrared sensor 51.
  • the infrared sensor 51 is a sensor that detects one or both of the radiant temperature distribution of the air-conditioned space and the position information of a person staying in the air-conditioned space.
  • the shaft of the motor unit 52 is arranged parallel to the vertical direction.
  • the infrared sensor 51 is rotatably supported around the axis of the motor unit 52. That is, the temperature detection unit 5 is a rotary type.
  • the decorative panel 6 is a plate-shaped member having an annular shape.
  • the decorative panel 6 is arranged below the support portion 20 of the electrical component box 2.
  • the decorative panel 6 is provided with an opening for displaying the LED 61 mounted on the second control board 13. By controlling the lighting of the LED 61, information is notified via the decorative panel 6.
  • the temperature detection unit 5 is housed inside the electrical component box 2 so that the infrared sensor 51 projects downward from the opening of the decorative panel 6.
  • the bolt 8 is a member for fixing the connector cover 4 to the board case 30.
  • the fixing structure of the connector cover 4 and the board case 30 will be described later.
  • FIG. 4 is an exploded perspective view of a substrate portion of the radiant temperature detecting device according to the first embodiment of the present disclosure.
  • FIG. 5 is an exploded perspective view of a support portion of the radiant temperature detecting device according to the first embodiment of the present disclosure.
  • FIG. 6 is an exploded perspective view showing the correspondence between the substrate portion and the support portion in the radiant temperature detecting device according to the first embodiment of the present disclosure.
  • the board portion 10 includes a board holder 11, a first control board 12, and a second control board 13.
  • the substrate holder 11 is a plate-shaped member and has a substantially rectangular shape.
  • the substrate holder 11 has a rectangular mounting surface 11A, an upper edge portion 11B, side edge portions 11C and 11D, a lower edge portion 11E, and a flange 11F.
  • the upper edge portion 11B is formed on the upper side extending in the lateral direction of the mounting surface 11A.
  • the side edge portions 11C and 11D are formed on a pair of side sides extending in the vertical direction of the mounting surface 11A, respectively.
  • the lower edge portion 11E is formed on the lower side extending in the lateral direction of the mounting surface 11A.
  • the flange 11F is formed continuously with the lower edge portion 11E at both ends of the lower edge portion 11E, and has a substantially fan-shaped shape.
  • a flange is formed on the lower edge portion 11E on the opposite side of the mounting surface 11A in the same manner as shown in FIG. That is, four flanges 11F are formed on the lower edge portion 11E.
  • the substrate holder 11 has four first holding claws 111 and four second holding claws 112.
  • the first holding claws 111 are provided at both ends of the side edge portion 11C and the side edge portion 11D, respectively.
  • the four first holding claws 111 are formed so as to project in the same direction away from the side edge portion 11C and the side edge portion 11D.
  • the second holding claw 112 is formed on the flange 11F so as to project downward at the end farthest from the lower edge portion 11E.
  • the first control board 12 is a plate-shaped member and has a rectangular shape.
  • An electronic component that controls the temperature detection unit 5 is mounted on the first control board 12.
  • a first connector 121, a second connector 122, a third connector 123, and a fourth connector 124 are mounted on one surface 12A of the first control board 12.
  • the first connector 121 is a power connector.
  • a power cable connected to an external device is connected to the first connector 121.
  • the second connector to the fourth connector 122, 123, 124 are communication connectors.
  • the communication cable connected to the external device is connected to the second connector to the fourth connector 122, 123, 124, respectively.
  • the first connector 121 is arranged at the upper end of the surface 12A.
  • the second connector 122, the third connector 123, and the fourth connector 124 are juxtaposed in the vertical direction at one of the pair of side ends of the surface 12A.
  • the second connector 122 is arranged at the uppermost position
  • the fourth connector 124 is arranged at the lowest position
  • the third connector 123 is arranged between the second connector 122 and the fourth connector 124.
  • the second control board 13 is a plate-shaped member and has a substantially trapezoidal shape.
  • the second control board 13 is equipped with an electronic component that controls the above-mentioned LED 61 (see FIG. 2) LED display.
  • the first control board 12 is mounted on the mounting surface 11A of the board holder 11. Then, the first holding claws 111 are engaged with both ends of the side edges extending in the vertical direction of the first control board 12. That is, the first control board 12 is held by the first holding claw 111 in a state of being mounted on the mounting surface 11A of the board holder 11.
  • the second control board 13 is arranged below the flange 11F of the board holder 11.
  • the second holding claw 112 is engaged with the edge of the second control board 13. That is, the second control board 13 is gripped from above by the flange 11F of the board holder 11 and the second holding claw 112.
  • the support portion 20 has a support plate 21, a wall portion 22, and a fixed claw attachment portion 23.
  • the support plate 21 is a plate-shaped member and has an annular shape.
  • the wall portion 22 is provided along the outer peripheral edge of the support plate 21 and perpendicular to the support plate 21. That is, the wall portion 22 has a ring shape.
  • Three fixed claw mounting portions 23 are provided on the wall portion 22.
  • the three fixed claw mounting portions 23 are arranged so that the adjacent fixed claw mounting portions 23 are evenly spaced in the circumferential direction of the wall portion 22.
  • fixed claws 7 are attached to the fixed claw attachment portions 23, respectively.
  • a partition portion 24 is provided on the support plate 21.
  • the partition portion 24 is provided perpendicular to the support plate 21.
  • the partition portion 24 has two straight portions 24A and 24B intersecting with the wall portion 22, and an arc portion 24C along a part of the opening of the support plate 21.
  • the second control board 13 is arranged in a region defined by a part of the wall portion 22 and the partition portion 24.
  • the board holder 11 is attached to the support plate 21 of the support portion 20 by a fixing mechanism (not shown).
  • a fixing mechanism for example, an engaging mechanism by a claw member and a corresponding opening, or a fixing mechanism by screwing is applied.
  • FIG. 7 is an exploded perspective view showing the correspondence between the substrate case, the substrate portion, and the support portion in the radiant temperature detection device according to the first embodiment of the present disclosure.
  • the second control board 13 is a support plate 21 of the support portion 20 and a part of the wall portion 22 and a partition portion. It is arranged in the area defined by 24.
  • the board case 30 is attached from above the board portion 10 and the support portion 20.
  • FIG. 8 is an exploded perspective view showing the correspondence between the substrate case and the connector cover in the radiant temperature detecting device according to the first embodiment of the present disclosure.
  • the connector cover 4 is a cover member attached so as to cover the exposed portion of the first connector 121, the second connector 122, the third connector 123, and the fourth connector 124. The configurations of the board case 30 and the connector cover 4 will be described later.
  • FIG and 10 are perspective views of the substrate case of the radiant temperature detecting device according to the first embodiment of the present disclosure.
  • 9 and 10 show the substrate case 30 from different directions.
  • the substrate case 30 has a base portion 31 and a substrate holder accommodating portion 32, and is formed by molding a flexible material.
  • the base 31 has a substantially cylindrical shape.
  • the substrate holder accommodating portion 32 is a columnar member and is provided on the upper surface 31A of the base portion 31.
  • the substrate holder accommodating portion 32 of the substrate case 30 has an upper surface portion 32A of the accommodating portion and a side surface portion 320 of the accommodating portion.
  • the storage unit side surface 320 includes a first storage unit side surface 32B, a second storage unit side surface 32C, a third storage unit side surface 32D, a fourth storage unit side surface 32E, a fifth storage unit side surface 32F, and a sixth storage unit. It has a portion side surface 32G and.
  • the side surface 32B of the first storage portion and the side surface 32C of the second storage portion extend in the intersecting direction.
  • the side surface 32D of the third storage portion and the side surface 32E of the fourth storage portion intersect at a substantially right angle to form a corner portion.
  • the side surface 32B of the first storage portion and the side surface 32E of the fourth storage portion face each other, and the side surface 32C of the second storage portion and the side surface 32D of the third storage portion face each other.
  • the fifth storage portion side surface 32F intersects the first storage portion side surface 32B at a substantially right angle, and is substantially parallel to the second storage portion side surface 32C.
  • the sixth storage portion side surface 32G intersects the second storage portion side surface 32C at a substantially right angle, and is substantially parallel to the first storage portion side surface 32B.
  • the side surface 32F of the fifth storage portion and the side surface 32G of the sixth storage portion intersect at a substantially right angle to form a concave corner portion inside the substrate holder storage portion 32.
  • a first opening 33A is formed on the upper surface 32A of the storage portion.
  • the first opening 33A corresponds to the position of the first connector 121 defined by the holding posture of the first control board 12 by the board holder 11 shown in FIG.
  • a first auxiliary opening 33B continuous with the first opening 33A is formed on the side surface 32B of the first storage portion. In other words, a part of the corner where the upper surface 32A of the storage portion and the side surface 32B of the first storage portion intersect is cut out. As shown in FIG. 8, the first connector 121 is exposed through the first opening 33A.
  • the line L1 refers to the upper surface 32A of the storage portion and the side surface 32B of the first storage portion when a part of the corner portion where the upper surface 32A of the storage portion and the side surface 32B of the first storage portion intersect is not cut out. It is a virtual line showing the ridgeline formed by.
  • a second opening 34A is formed on the side surface 32F of the fifth storage portion. It corresponds to the positions of the second to fourth connectors 122, 123, and 124 defined by the holding posture of the first control board 12 by the board holder 11 shown in FIG.
  • a second auxiliary opening 34B that is continuous with the second opening 34A is formed on the side surface 32B of the first storage portion. In other words, a part of the corner where the fifth storage portion side surface 32F and the first storage portion side surface 32B intersect is cut out.
  • the line L2 is the fifth storage portion side surface 32F and the first storage when a part of the corner portion where the fifth storage portion side surface 32F and the first storage portion side surface 32B intersect is not cut out. It is a virtual line showing a ridge line formed by the side surface 32B of the portion.
  • the first opening 33A and the first auxiliary opening 33B are formed on the upper portion of the substrate case 30, and the second opening 34A and the second auxiliary opening 34B are formed on the side portion of the substrate case 30. ing.
  • the board case 30 has a first protrusion 35 and a second protrusion 36.
  • the first protrusion 35 is provided at a portion where the upper surface 31A of the base portion 31 and the side surface 32C of the second storage portion of the substrate holder storage portion 32 intersect.
  • the second protrusion 36 is provided at a portion where the upper surface 31A of the base 31 and the side surface 32D of the third storage portion 32 of the substrate holder storage portion 32 intersect.
  • the first protrusion 35 and the second protrusion 36 have a plate-like shape.
  • a receiving portion 37 and a boss portion 38 are provided on the upper surface 32A of the storage portion of the board holder storage portion 32.
  • the receiving portion 37 has an upper surface 37A and a side surface 37B, and has a box shape.
  • a tongue portion 32H extending upward is formed at the upper end portion of the second storage portion side surface 32C.
  • a first cable guide groove 39A is formed between the tongue portion 32H and the portion of the side surface 37B on the side surface 32C side of the second storage portion.
  • a guide plate 32J is provided on the upper part of the side surface 32G of the sixth storage portion.
  • the guide plate 32J is arranged substantially parallel to the side surface 32F of the fifth storage portion.
  • a second cable guide groove 39B is formed by the guide plate 32J and the side surface 32G of the sixth storage portion.
  • a notch 32K for guiding the cables connected to the above-mentioned first to fourth connectors 121, 122, 123, and 124 to the outside is formed.
  • the boss portion 38 is a member that receives the bolt 8 shown in FIGS. 1 and 8.
  • the boss portion 38 is a cylindrical member extending upward from the upper surface 32A of the storage portion.
  • a screw hole is formed on the inner wall surface of the boss portion 38.
  • the longitudinal direction of the boss portion 38 intersects the moving direction of the connector cover 4, which will be described later, and extends in the vertical direction.
  • the first cable guide groove 39A and the boss portion 38 will be described later.
  • the vertical length of the side surface 37B and the vertical length of the boss portion 38 are substantially the same.
  • the base portion 31 is formed with a recess 31B in which the fixed claw attachment portion 23 (see FIGS. 5 to 8) of the support portion 20 described above is arranged.
  • Three recesses 31B are formed corresponding to the three fixed claw attachment portions 23, and the recesses 31B adjacent to each other are formed at equal intervals in the circumferential direction of the base portion 31.
  • the connector cover 4 has an upper surface portion 40A of the cover portion and a side surface portion 400 of the cover portion.
  • the cover portion side surface portion 400 has a first cover portion side surface 40B, a second cover portion side surface 40C, and a third cover portion side surface 40D.
  • the upper surface 40A of the cover portion, the side surface 40B of the first cover portion, the side surface 40C of the second cover portion, and the side surface 40D of the third cover portion each have a plate-like shape. Further, the side surface 40B of the first cover portion and the side surface 40D of the third cover portion have a rectangular plate shape.
  • the second cover portion side surface 40C is provided at one end of both ends of the first cover portion side surface 40B in the lateral direction, and the third cover portion side surface 40D is provided at the other end portion.
  • the side surface 40C of the second cover portion and the side surface 40D of the third cover portion extend in the same direction and face each other with respect to the side surface 40B of the first cover portion.
  • the corners where the side surface 40B of the first cover portion and the side surface 40C of the second cover portion intersect, and the corner portions where the side surface 40B of the first cover portion and the side surface 40D of the third cover portion intersect are chamfered.
  • the upper surface 40A of the cover portion has a U-shape in which a part is cut out from a substantially rectangular shape as a whole, and intersects the side surface 40B of the first cover portion, the side surface 40C of the second cover portion, and the side surface 40D of the third cover portion. ing.
  • the upper surface 40A of the cover portion has a first notch 42 from a side that does not intersect the side surface 40B of the first cover portion, the side surface 40C of the second cover portion, and the side surface 40D of the third cover portion toward the side surface 40B of the first cover portion. It is formed.
  • the second cover portion side surface 40C has a second notch 43 formed from the side end portion on the side opposite to the side end portion continuous with the first cover portion side surface 40B toward the first cover portion side surface 40B.
  • the first elongated hole 41 is formed at the end continuous with the side surface 40D of the third cover portion.
  • the length of the first slot 41 in the direction orthogonal to the longitudinal direction is smaller than the outer diameter of the bolt head 8A of the bolt 8 shown in FIGS. 2 and 8.
  • a first guide member 44 is provided below the side surface 40C of the second cover portion.
  • a second guide member 45 is provided below the side surface 40D of the third cover portion.
  • the second guide member 45 extends along the lower end portion of the third cover portion side surface 40D.
  • the first guide member 44 and the second guide member 45 extend in a direction away from the side surface 40B of the first cover portion and face each other.
  • the first guide member 44 and the second guide member 45 are hollow members. As shown in FIG. 11, on the upper surface 44A of the first guide member 44, the tip end portion of the first guide member 44, that is, the end portion of both ends of the first guide member 44, which is farther from the side surface 40B of the first cover portion. , The second elongated hole 44B is formed. As shown in FIG. 12, on the upper surface 45A of the second guide member 45, the tip end portion of the second guide member 45, that is, the end portion of both ends of the second guide member 45, which is farther from the side surface 40B of the first cover portion. The third elongated hole 45B is formed in the above.
  • FIG. 13 is a plan view of the connector cover of the radiant temperature detecting device according to the first embodiment of the present disclosure.
  • FIG. 14 is a cross-sectional view showing the upper part of the connector cover cut at the position of line AA of FIG. 13 and shown from the direction of the arrow.
  • FIG. 15 is a bottom view of the connector cover of the radiant temperature detecting device according to the first embodiment of the present disclosure.
  • FIG. 16 is a cross-sectional view showing the lower part of the connector cover cut at the position of line BB in FIG. 15 and shown from the direction of the arrow.
  • a recess 41B in which the head of the bolt 8 shown in FIGS. 2 and 8 is housed is formed at the end of the first elongated hole 41 near the side surface 40B of the first cover portion. ing.
  • the side surface 451A and the side surface 452A extending in the longitudinal direction, that is, in the direction intersecting the side surface 40B of the first cover portion, respectively.
  • a convex portion 48 and a convex portion 49 are provided on the inner surface of the second guide member 45.
  • the convex portion 48 has a vertically long shape that intersects the moving direction of the connector cover 4 described later and extends in the vertical direction.
  • the vertical length of the convex portion 48 is shorter than the vertical length of the side surface 451A, and the lower end portion of the convex portion 48 coincides with the lower end portion of the side surface 451A. That is, there is a predetermined gap between the upper end portion of the convex portion 48 and the upper end portion of the side surface 451A.
  • the convex portion 49 has the same configuration as the convex portion 48.
  • the relationship between the convex portion 49 and the side surface 452A is the same as the relationship between the convex portion 48 and the side surface 451A described above.
  • the convex portion 48 and the convex portion 49 face each other with a gap. Further, the convex portion 48 and the convex portion 49 have a trapezoidal shape in a plan view and a bottom view, and are formed so that the lateral width becomes shorter toward the inside of the third elongated hole 45B.
  • the convex portions 46 and the side surfaces 442A extending in the longitudinal direction, that is, in the direction intersecting the side surface 40B of the first cover portion, respectively, have a convex portion 46 and a side surface 442A.
  • a convex portion 47 is provided.
  • the configuration of the convex portion 46 and the convex portion 47 is the same as the configuration of the convex portion 48 and the convex portion 49 described above.
  • the connector cover 4 is attached to the electrical component box 2 from the side 32B of the first storage portion of the board case 30.
  • the connector cover 4 is attached to the substrate case 30 so that the first protrusion 35 is located inside the second slot 44B and the second protrusion 36 is located inside the third slot 45B.
  • FIG. 17 is a perspective view showing a state in which the connector cover is in the covering position in the radiant temperature detecting device according to the first embodiment of the present disclosure.
  • FIG. 18 is a plan view showing a state in which the connector cover is in the covering position in the radiant temperature detecting device according to the first embodiment of the present disclosure.
  • 19 and 20 are partial cross-sectional views of the radiant temperature detecting device in which the connector cover is in the covering position.
  • the upper part of the radiant temperature detecting device 1 is cut along the line CC of FIG. 18, and is shown from the direction of the arrow.
  • the lower part of the radiant temperature detecting device 1 is cut along the line DD of FIG. 18, and is shown from the direction of the arrow.
  • the covering position of the connector cover 4 is a position where the connector cover 4 covers the above-mentioned first to fourth connectors 121, 122, 123, and 124, and these connectors are covered. It is the position where you are.
  • the connector cover 4 When the connector cover 4 is in the covering position, the connector cover 4 is placed on the upper surface 31A of the base 31 of the board case 30 so that the side surface 40B of the first cover portion of the connector cover 4 faces the side surface 32B of the first storage portion of the board case 30. It is placed. As shown in FIGS. 17 and 18, when the connector cover 4 is in the covering position, the first opening 33A and the second opening 34 of the substrate case 30 are covered by the connector cover 4. Further, when the connector cover 4 is in the covering position, the first cable guide groove 39A and the second cable guide groove 39B of the board case 30 are covered by the connector cover 4. Then, the cable bundle 120 is guided outward through the notch 32K shown in FIGS. 9 and 10.
  • the upper surface 40A of the cover portion of the connector cover 4 is located above the upper surface 32A of the storage portion of the substrate case 30, and is located on the receiving portion 37 of the substrate case 30. It is in contact.
  • a bolt 8 is screwed into the boss portion 38 of the upper surface 32A of the storage portion of the board case 30.
  • the bolt head 8A of the bolt 8 is arranged in the recess 41B of the first slot 41 of the connector cover 4.
  • the first guide member 44 of the connector cover 4 is located above the upper surface 31A of the base 31 of the substrate case 30 and is in contact with the upper surface 31A. ..
  • the convex portion 47 provided on the inner surface of the first guide member 44 is located between the first protrusion 35 and the side surface 32E of the fourth storage portion (see FIG. 10).
  • FIG. 21 is a perspective view showing a state in which the connector cover is in the exposed position in the radiant temperature detecting device according to the first embodiment of the present disclosure.
  • FIG. 22 is a plan view showing a state in which the connector cover is in the exposed position in the radiant temperature detecting device according to the first embodiment of the present disclosure. In FIG. 21, the cable is omitted to avoid complication of the figure.
  • FIG. 22 shows a state in which the first cable 121A is connected to the first connector 121.
  • 23 and 24 are partial cross-sectional views of the radiant temperature detecting device in which the connector cover is in the exposed position.
  • FIG. 23 shows the radiant temperature detecting device 1 cut along the line EE of FIG. 22 and shown in the direction of the arrow.
  • FIG. 24 shows the radiant temperature detecting device 1 cut along the line FF of FIG. 22 and shown in the direction of the arrow.
  • FIG. 25 is a side view showing a state in which the connector cover is in the exposed position in the radiant temperature detecting device according to the first embodiment of the disclosure.
  • the exposed position of the connector cover 4 is a position where the connector cover 4 does not cover the above-mentioned first to fourth connectors 121, 122, 123, and 124, and these connectors are exposed. It is the position where you are.
  • the connector cover 4 when the connector cover 4 is in the exposed position, the first opening 33A and the second opening 34A of the substrate case 30 of the electrical component box 2 are exposed. That is, the connector cover 4 is positioned farther from the electrical component box 2 than the above-mentioned fixed position so that the first opening 33A and the second opening 34A of the substrate case 30 are exposed. Since the first opening 33A is exposed, as shown in FIG. 22, the ends of the first connector 121 and the first cable 121A connected to the first connector 121 are exposed. Further, since the second opening 34 is exposed, as shown in FIG. 25, the second cable 122A, the third connector 123, and the third connector 123 connected to the second connector 122 and the second connector 122 The connected third cable 123A and the fourth cable 124A connected to the fourth connector 124 and the fourth connector 124 are exposed.
  • the first cable 121A connected to the first connector 121 becomes a cable bundle 120 and is guided outward through the first cable guide groove 39A and the notch 32K shown in FIG. 21.
  • the second cable 122A connected to the second connector 122, the third cable 123A connected to the third connector 123, and the fourth cable 124A connected to the fourth connector 124 It is bundled.
  • the cable is guided upward through the second cable guide groove 39B, bundled together with the first cable 121A to form a cable bundle 120, and guided outward through the notch 32K shown in FIG. ing.
  • the end of the first slot 41 of the connector cover 4 opposite to the end on which the recess 41B is formed is a boss. It is positioned in the part 38.
  • FIG. 26 is an enlarged view of the periphery of the first guide member of the radiant temperature detecting device in which the connector cover is in the exposed position.
  • the convex portion 46 and the convex portion 47 of the first guide member 44 and the tip end side of the first guide member 44 of the second elongated hole 44B The first protrusion 35 of the substrate case 30 of the electrical component box 2 is located between the end and the end.
  • the connector cover 4 is in the exposed position, in the second guide member 45, between the convex portion 48 and the convex portion 49 and the end portion of the third elongated hole 45B on the tip end side of the second guide member 45.
  • the second protrusion 36 of the substrate case 30 of the electrical component box 2 is located.
  • the movement of the connector cover 4 from the covering position to the exposed position and the movement from the exposed position to the protection fixed position will be described.
  • the fixed state of 4 to the substrate case 30 is released.
  • the bolt 8 is located in the first slot 41 of the connector cover 4 while being held by the boss portion 38.
  • the first protrusion 35 of the substrate case 30 is located on the first guide member 44
  • the second protrusion 36 is located on the second guide member 45.
  • the connector cover 4 is moved in the direction away from the side surface 32B of the first storage portion of the board case 30.
  • the first guide member 44 is guided by the first protrusion 35
  • the second guide member 45 is guided by the second protrusion 36
  • the connector cover 4 is in the longitudinal direction of the first guide member 44 and the second guide member 45. Slide along and away from the substrate case 30.
  • the first protrusion 35 bends, and the convex portion 46 and the convex portion 47 get over the first protrusion 35 and move to the side of the first storage portion side 32B and the sixth storage portion side surface 32G of the substrate case 30, and the third An external force is applied to the extent that the two protrusions 36 are bent so that the convex portion 48 and the convex portion 49 can overcome the second protrusion 36 and move to the side of the first storage portion 32B and the sixth storage portion side surface 32G of the substrate case 30.
  • Attached to the connector cover 4. As a result, the connector cover 4 is positioned at the above-mentioned exposed position.
  • the first protrusion 35 is located between the convex portion 46 and the convex portion 47 and the end portion of the second elongated hole 44B on the tip end side of the first guide member 44, and the convex portion 48 and the convex portion 49
  • the second protrusion 36 is located between the third slot 45B and the tip end of the second guide member 45.
  • the connector cover 4 When moving the connector cover 4 from the exposed position shown in FIG. 21 to the covering position shown in FIG. 17, the following is performed. First, the first protrusion 35 bends and the convex portion 46 and the convex portion 47 get over the first protrusion 35 and move toward the side surface 32E of the fourth storage portion of the substrate case 30, and the second protrusion 36 bends and the convex portion An external force is applied to the connector cover 4 so that the 48 and the convex portion 49 can move over the second protrusion 36 and toward the side surface 32E of the fourth storage portion of the substrate case 30. As a result, the temporary fixing state of the connector cover 4 to the board case 30 is released. Next, the connector cover 4 is moved in the direction approaching the substrate case 30.
  • the first guide member 44 is guided by the first protrusion 35
  • the second guide member 45 is guided by the second protrusion 36
  • the connector cover 4 is in the longitudinal direction of the first guide member 44 and the second guide member 45. Slide along to approach the substrate case 30. Then, when the bolt head 8A of the bolt 8 is positioned in the recess 41B of the first slot 41, the bolt 8 is tightened to the boss portion 38. As a result, the connector cover 4 is fixed to the substrate case 30 and fixed at the covering position shown in FIG.
  • FIG. 27 is a perspective view showing a state in which the radiant temperature detecting device according to the first embodiment of the present disclosure is installed on the ceiling.
  • the radiant temperature detecting device 1 is fixed to the ceiling 14 by the fixing claws 7.
  • the electrical component box 2 with the connector cover 4 fixed at the covering position is arranged in the ceiling 14A, and the decorative panel 6 and the temperature detection unit 5 are exposed to the air-conditioned space from the hole 14B formed in the ceiling 14.
  • the radiant temperature detection device 1 is installed. That is, the radiant temperature detection device 1 is fixed to the ceiling 14 by sandwiching the ceiling 14 between the decorative panel 6 exposed to the air-conditioned space and the fixing claws 7.
  • the connector cover 4 when the connector cover 4 is in the covering position, the first connector 121 mounted on the first control board 12 of the electrical component box 2 and the second connector mounted on the second control board 13
  • the fourth connectors 122, 123, and 124 are covered with the connector cover 4, and the connector cover 4 is fixed to the substrate case 30 by bolts. Therefore, even if the radiant temperature detection device 1 is placed in a humid environment where dust floats, such as in the ceiling, it is possible to prevent the dust from adhering to the connector and its surroundings and absorbing moisture. As a result, the transmission and reception of various signals via the first to fourth connectors 121, 122, 123, and 124 can be maintained in a good state.
  • the connector cover 4 when the connector cover 4 is in the exposed position, the covering states of the first opening 33A and the second opening 34A of the board case 30 by the connector cover 4 are released, and the first to fourth connectors 121 and 122 are released. , 123, and 124 are exposed. Therefore, the cable can be attached / detached to / from the first connector 121, and the cable can be attached / detached to / from the second to fourth connectors 122, 123, and 124 via the first opening 33A and the second opening 34A. ..
  • the reliability of the transmission / reception function of the radiant temperature detection device 1 can be ensured, and the workability of attaching / detaching the cable can be improved.
  • the first auxiliary opening 33B is formed together with the first opening 33A
  • the second auxiliary opening 34B is formed together with the second opening 34A. That is, a larger notch is formed around the first connector 121 and the second to fourth connectors 122, 123, and 124. Therefore, the operator can more stably perform the attachment / detachment work of the first to fourth cables 121A, 122A, 123A, and 124A.
  • the connector cover 4 is temporarily fixed to the substrate case 30 as described above in a state where the first to fourth connectors 121, 122, 123, and 124 are exposed. There is. Therefore, when the cables are attached to and detached from the first to fourth connectors 121, 122, 123, and 124, the position of the connector cover 4 is prevented from becoming unstable. As a result, the operator can more stably perform the attachment / detachment work of the first to fourth cables 121A, 122A, 123A, and 124A.
  • each of the above cables is arranged in the first cable guide groove 39A and the second cable guide groove 39B. Therefore, when the connector cover 4 moves between the fixed position and the exposed position, it is suppressed from being sandwiched between the connector cover 4 and the substrate case 30.
  • three fixed claw attachment portions 23 are provided, each of which is attached with a fixed claw and has three fixed claws.
  • the number is not limited to this.
  • the substrate case 30 is formed with two openings, a first opening 33A and a second opening 34A, but the present invention is not limited to this.
  • One opening or three or more openings may be formed depending on the arrangement mode of the connectors mounted on the first control board 12 and the second control board 13.
  • the substrate case 30 is configured so that the opening is covered when the connector cover 4 is in the above-mentioned covering position, and the opening is exposed when the connector cover 4 is in the above-mentioned and exposed positions.
  • FIG. 28 is a perspective view of the indoor unit of the air conditioner according to the second embodiment of the present disclosure.
  • FIG. 29 is a perspective view showing a part of the indoor unit of the air conditioner according to the second embodiment of the present disclosure in an exploded manner.
  • the ceiling-embedded indoor unit 100 has a main body 101, a decorative panel 102, and four corner panels 103.
  • the decorative panel 102 is arranged on the bottom surface of the main body 101.
  • a rectangular suction port 102A is formed in the center of the decorative panel 102.
  • Four outlets 102B are formed between the four sides of the suction port 102A and the edge of the decorative panel 102.
  • a grill 104 is attached to the suction port 102A.
  • a wind direction plate 105 is attached to the air outlet 102B.
  • the corner panels 103 are provided at the four corners of the decorative panel 102. The four corner panels 103 are removable from the decorative panel 102.
  • One of the four corner panels 103 is provided with the radiant temperature detecting device 1 described in the first embodiment.
  • the electrical component box 2 is placed on the corner panel 103 with the connector cover 4 fixed at the covering position, and the infrared sensor 51 of the temperature detection unit 5 is exposed downward from the corner panel 103.
  • the indoor unit 100 is equipped with the radiant temperature detection device 1 of the first embodiment, the same effect as the above-mentioned effect of the first embodiment can be obtained.
  • FIG. 30 is a system configuration diagram of the air conditioning system according to the third embodiment of the present disclosure.
  • the air conditioning system 200 includes a radiant temperature detection device 1, two indoor units 110, an outdoor unit 300, and a relay electrical component box 130.
  • the indoor unit 110 and the outdoor unit 300 are connected by a gas refrigerant pipe 201 and a liquid refrigerant pipe 202.
  • the radiant temperature detection device 1 relays the relay electrical component box 130 having the power supply board, and is connected to the indoor unit 110 by the cable 203.
  • the indoor unit 110 acquires the temperature information detected by the radiant temperature detecting device 1 via the cable 203.
  • the system configuration is not limited to the example shown in FIG.
  • the number of indoor units 110 to which the radiant temperature detection device 1 is connected may be one or three or more. Further, a plurality of outdoor units 300 may be connected to the indoor unit 110.
  • the device to which the radiant temperature detection device 1 is connected is not limited to the indoor unit 110.
  • the radiant temperature detection device 1 may be connected to the ventilation device and the remote controller.
  • the air conditioning system 200 since the air conditioning system 200 has the radiant temperature detecting device 1 of the first embodiment, the same effect as the above-mentioned effect of the first embodiment can be obtained.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Casings For Electric Apparatus (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

Dispositif de détection de température comprenant : une partie de détection de température ; une carte de commande pour commander la partie de détection de température ; un premier connecteur qui est monté sur la carte de commande et qui est conçu pour qu'un premier câble puisse lui être fixé ou en être détaché à des fins de connexion à un dispositif externe ; un support de carte pour supporter la carte de commande ; un boîtier de carte à l'intérieur duquel vient se loger le support de carte ; et un élément de recouvrement. Dans le boîtier de carte est pratiquée une première ouverture correspondant à la position du premier connecteur, la position étant définie par la situation du support de carte supportant la carte de commande. L'élément de recouvrement est conçu pour être mobile entre une position de recouvrement dans laquelle la première ouverture est recouverte, et une position d'exposition dans laquelle l'élément de recouvrement est plus éloigné du boîtier de carte que dans la position de recouvrement et dans laquelle la première ouverture est visible.
PCT/JP2020/008414 2020-02-28 2020-02-28 Dispositif de détection de température, unité intérieure de climatiseur et système de climatisation WO2021171584A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2020/008414 WO2021171584A1 (fr) 2020-02-28 2020-02-28 Dispositif de détection de température, unité intérieure de climatiseur et système de climatisation
JP2022503024A JP7282253B2 (ja) 2020-02-28 2020-02-28 温度検知装置、空気調和機の室内機、及び空気調和システム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/008414 WO2021171584A1 (fr) 2020-02-28 2020-02-28 Dispositif de détection de température, unité intérieure de climatiseur et système de climatisation

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001132981A (ja) * 1999-11-04 2001-05-18 Mitsubishi Electric Corp 天井埋込形空気調和機
JP2007032887A (ja) * 2005-07-25 2007-02-08 Mitsubishi Electric Corp 空気調和機及び可動式輻射温度検知装置
JP2011153748A (ja) * 2010-01-26 2011-08-11 Daikin Industries Ltd 空気調和装置の室内機
JP2016023894A (ja) * 2014-07-23 2016-02-08 三菱電機株式会社 往復回転式センサー、およびこれを備えた空気調和機の室内機

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001132981A (ja) * 1999-11-04 2001-05-18 Mitsubishi Electric Corp 天井埋込形空気調和機
JP2007032887A (ja) * 2005-07-25 2007-02-08 Mitsubishi Electric Corp 空気調和機及び可動式輻射温度検知装置
JP2011153748A (ja) * 2010-01-26 2011-08-11 Daikin Industries Ltd 空気調和装置の室内機
JP2016023894A (ja) * 2014-07-23 2016-02-08 三菱電機株式会社 往復回転式センサー、およびこれを備えた空気調和機の室内機

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JPWO2021171584A1 (fr) 2021-09-02

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