JP5661168B2 - Air conditioner - Google Patents

Description

  The present invention relates to an air conditioner, and more particularly to an air conditioner that has air outlets in four directions and is installed in a ceiling or in a suspended state.

  Conventional ceiling-embedded type and ceiling-suspended type air conditioners generally have a substantially rectangular suction port in the center, and are provided with outlets on the four sides to surround the suction port. Is equipped with a decorative panel with a company logo. And when you want to change the wind direction of a specific outlet, you can change the wind direction by controlling the vane of the number of outlets from this company name logo, based on the position of the company name logo provided on the decorative panel Was displayed on the remote control.

  However, the company name logo may be accidentally attached to other corners of the decorative panel, and the vane display on the decorative panel outlet and the remote control outlet does not match. Even if the company name logo was changed to another corner part, the company logo could not be easily changed to another corner part because the position of the company name logo is the standard for setting the wind direction of the remote control.

  An infrared sensor is attached to one corner of the decorative panel on a conventional air conditioner that is installed in a ceiling or suspended, and the air-conditioning space is divided into multiple areas in the horizontal direction. There is one that detects the temperature or the presence of a person and controls the area in which the person is present to be intensively air-conditioned or to eliminate temperature unevenness (for example, see Patent Document 1).

  In addition, in an air conditioner having a plurality of air outlets, each air outlet has a wind direction changing blade that can independently adjust the angle, and a controller that controls the angle of each wind direction deforming blade. Some of the devices are provided with storage means for storing the setting angles of the respective wind direction changing blades and control means for setting the angles of the respective wind direction changing blades to the setting angles stored at the start of operation (for example, patents) Reference 2).

Japanese Patent No. 3807305 (pages 10, 11 and 1) Japanese Patent Laid-Open No. 5-126387 (pages 2, 3 and 3)

  In the air conditioner of Patent Document 1, the reference of the corner is the mounting position of the company name logo at the time of shipment of the decorative panel, and the infrared sensor is positioned in the opposite position as the standard position. If you change the location to the corner, it is necessary to memorize which corner the infrared sensor was changed to the corner of the company logo that is the reference, and to reflect it in the remote control settings. Met.

  In addition, since the company name logo, which is the standard for infrared sensor mounting, can be changed to other corners, when the mounting position of the company name logo is changed and the mounting position of the infrared sensor is changed, the first company name logo is attached. Since it is necessary to memorize to which corner the mounting position is changed from the position and the mounting position of the infrared sensor which is the opposite of the position and reflect it in the remote control setting, it is extremely troublesome.

  In the air conditioner of Patent Document 2, since each of the actual outlets of the exposed ceiling panel is not provided with symbols (marks) such as A to D, when the ceiling exposed panel alone is viewed, which outlet For example, it is inconvenient because it cannot be easily discriminated whether it is “A”.

  The present invention has been made to solve the above-described problems, and can easily detect the position information of any corner of the decorative panel and attach the radiation temperature sensor to change the display on the remote controller. It is another object of the present invention to provide an air conditioner that can directly control a wind direction vane of a blowout outlet that requires a change in wind direction by a remote controller.

The air conditioner according to the present invention has a heat exchanger and a blower built-in, has a cabinet whose bottom surface is opened and is installed on the ceiling, has a suction port in the center, and has a wind vane around the circumference of the suction port. A decorative panel that is larger than the opening that is provided with a blowout opening and closes the opening of the cabinet, a refrigerant pipe connecting part and a drain pipe connecting part provided in the cabinet, and corners at four corners of the decorative panel Provided with different numbers or different shapes of identification indications, and the refrigerant pipe connection portions or drain pipe connection portions are located at the corners of the four corners of the decorative panel. the four corners of the decorative panel pipe connecting portion is positioned, and the corner panels are detachably provided, the decorative panel identification indicates the position of the refrigerant pipe connection or drain pipe connecting portion Tte Nodea, Ru der which refrigerant pipe connection or drain pipe connection portion is provided on the lower surface of the corner portion located.

According to the present invention, different numbers or different shapes of identification displays are provided on the lower surfaces of the corners at the four corners of the decorative panel, and the pattern of the decorative panel is displayed on the remote control. The position information can be easily and reliably detected from the identification display even if it is attached to any corner of the throat, and the display on the remote control can be changed.
In addition, by detecting the air outlet that requires a change in the wind direction from the identification display, the wind direction vane can be directly controlled by the remote controller, so that an air conditioner that is easy to operate and easy to use can be obtained.

It is a perspective view which shows the whole structure of the air conditioner which concerns on Embodiment 1 of this invention. It is II sectional drawing of FIG. It is a bottom view of FIG. It is an enlarged view of the principal part of FIG. It is a bottom view of the other example of the air conditioner concerning this Embodiment. It is a bottom view of the other example of the air conditioner concerning this Embodiment. It is a bottom view of the other example of the air conditioner concerning this Embodiment. It is explanatory drawing which shows the display of the remote control of FIG. It is a perspective view of the conventional air conditioner. FIG. 10 is a bottom view of FIG. 9. It is a bottom view of the air conditioner which concerns on Embodiment 2 of this invention.

[Embodiment 1]
1 is a perspective view showing an overall configuration of an air conditioner according to Embodiment 1 of the present invention, FIG. 2 is a cross-sectional view taken along the line II in FIG. 1, FIG. 3 is a bottom view of FIG. It is an enlarged view of the principal part.
As shown in FIGS. 1 and 2, the air conditioner according to the present embodiment is a box-like cabinet that is installed in a state of being embedded in the ceiling or suspended from the ceiling and having a lower surface opened. 1 and a rectangular decorative panel 2 larger than the cabinet 1 attached so as to close the opening on the lower surface of the cabinet 1.

  The decorative panel 2 is provided with a substantially rectangular air inlet 3 at the center thereof, and the outlets 4a, 4b, 4c, 4d (on the four sides of the inlet 3 so as to surround the inlet 3). Hereinafter, these may be collectively referred to simply as 4). Each air outlet 4 is provided with wind guide means capable of controlling the wind direction in the vertical direction, that is, the wind direction vane 5, and the air direction of each air outlet 4 is directed in four directions by 90 ° on average. Is set to Reference numerals 2a, 2b, 2c, and 2d are corner panels that are detachably provided at the corners of the decorative panel 2.

  Further, one of the corners (corner part) (for example, corner C) on the lower surface of the decorative panel 2 has a human body sensor, and the radiation temperatures of a plurality of areas of the airflow blown from the outlet 4 And a radiation temperature sensor 6 for detecting the presence of a person by a human body sensor is attached, and a company name logo portion 7 is provided at a corner (for example, corner C) opposite to the radiation temperature sensor 6. It has been. The radiation temperature sensor 6 and the company name logo portion 7 are not limited to the illustrated positions, and can be attached to arbitrary corners on the lower surface of the decorative panel 2.

  An electric motor 8 is provided at the center of the top surface inside the cabinet 1 with the output shaft facing downward, and a centrifugal blower 9 is attached to the output shaft. An exchanger 10 is installed. An air passage is formed on the outer periphery of the heat exchanger 10 so as to surround the heat exchanger 10, and an inner cover 11 that insulates the heat-exchanged air from the outside of the machine is disposed outside the air passage. .

  A drain pan 12 that receives condensed water generated during heat exchange and constitutes an air path is installed at a lower portion of the heat exchanger 10, and a decorative panel 2 is disposed below the drain pan 12. The suction port 3 of the decorative panel 2 communicates with the suction port of the blower 9, and the blowout ports 4 of the decorative panel 2 communicate with the air path formed by the inner cover 11 and the drain pan 12.

  In addition, the suction port 3 of the decorative panel 2 is provided with an air filter 13 for preventing dust and the like from entering the inside of the device, and a grill 14 that supports the air filter 13 and functions as a blindfold. Further, a bell mouth 15 for smoothly introducing the air sucked from the suction port 3 into the blower 9 is provided between the air filter 13 and the blower 9.

Further, as shown in FIGS. 3 and 4, for example, a square “□” -shaped identification display 20 indicating each corner is provided at each of the corners A, B, C, and D on the lower surface of the decorative panel 2. For example, one pair of identification displays 20a is provided on both sides of the company name logo portion 7 provided at the corner A, and the next corner B is counterclockwise. Two pairs of identification displays 20b are provided, respectively, and three pairs of identification displays 20c are provided at the next corner C on both sides of the radiation temperature sensor 6, respectively. Each of the last corners D is provided with four pairs of identification displays 20d.
Thus, the four corners A to D on the lower surface of the decorative panel 2 are provided with different numbers of identification displays 20a to 20d (hereinafter, the identification displays may be simply referred to as 20).

  The identification displays 20 provided at the corners A to D in FIG. 3 are shown in a concavo-convex shape so as not to impair the design of the decorative panel 2. Further, the shape of the identification display 20 is not limited to “□”, but may be other shapes such as “◯” or different shapes for each of the corners A to D. Anything that can be identified is acceptable.

  Further, the display position of the identification display 20 is not limited to the position shown in the figure, and the identification of the corners A to D such as the vicinity of the corners A to D, for example, the outermost peripheral part of the corners A to D is possible. Any position is possible. Moreover, although the case where a pair of identification display 20 was each provided in the position which each corner | angular part A-D opposes was shown, you may provide the individual identification display 20 in one place of each corner | angular part AD.

  The decorative panel 2 is connected with a remote controller (controller) 16 for controlling the operation of the air conditioner, and controls the electric motor 8, and hence the blower 9, and the opening degree setting of the wind direction vane 5 of the outlet 4 and the like. Perform operation control. The remote controller 16 may transmit an electric signal wirelessly. The remote controller 16 displays the same pattern as the decorative panel 2 including the identification display 20 and the like, as shown in FIG. When the attachment position of the radiation temperature sensor 6 is changed, the corner identification display 20 detects which corner of the decorative panel 2 the radiation temperature sensor 6 is attached, and the identification display 20 on the remote control 16 is displayed. Change the settings.

In the case of FIG. 3 described above, the radiation temperature sensor 6 is attached to the corner C, and the standard mounting position of the radiation temperature sensor 6 when the manufacturer ships the decorative panel 2 is shown. A company logo portion 7 is attached to a corner A on the diagonal line.
The identification display 20c of the corner C to which the radiation temperature sensor 6 is attached at this time indicates the standard mounting position of the radiation temperature sensor 6, and the company name logo portion 7 attached to the corner A on the diagonal line is It can be easily seen that it is attached at the position of the identification display 20a at the time of shipment.
In the case of FIG. 3, since the radiation temperature sensor 6 is mounted at the standard mounting position, the position of the radiation temperature sensor 6 displayed on the remote controller 16 is the same as this, and there is no need to change the setting.

5 to 7 are bottom views of decorative panels of other examples of the air conditioner according to the present embodiment.
The decorative panel 2 of the air conditioner shown in FIG. 5 has the corner B adjacent to the mounting position of the radiation temperature sensor 6 when shipped from the manufacturer in the clockwise direction from the standard mounting position (corner C) in FIG. It has been changed to.
When the radiation temperature sensor 6 is attached at such a position, the attachment position of the radiation temperature sensor 6 can be identified from the identification display 20b provided on the decorative panel 2, and displayed on the remote controller 16 based on this. The changed position of the radiation temperature sensor 6 is changed to the position of the identification display 20b.

The decorative panel 2 of the air conditioner of FIG. 6 moves the position of the radiation temperature sensor 6 when shipped from the manufacturer from the standard mounting position (corner part C) of FIG. 3 to the corner part D adjacent in the counterclockwise direction. It has been changed.
When the radiation temperature sensor 6 is attached at such a position, the attachment position of the radiation temperature sensor 6 can be identified from the identification display 20d provided at the corner D of the decorative panel 2, and the remote controller 16 is based on this. The position of the radiation temperature sensor 6 displayed in (2) is changed to the position of the identification display 20d.

The decorative panel 2 of the air conditioner in FIG. 7 is obtained by changing the mounting position of the company logo portion 7 from the position (corner portion A) shown in FIG. 3 to the corner portion D adjacent in the clockwise direction. The sensor 6 is attached to the standard attachment position (corner part C).
Also in such a case, the attachment position of the company name logo part 7 can be identified from the identification display 20d of the corner part D to which the company name logo part 7 is attached, and the radiation temperature sensor 6 can be identified from the identification display 20c of the corner part C. Since it is possible to identify that the standard mounting position is maintained, and the radiation temperature sensor 6 displayed on the remote controller 16 is the same as this, it is not necessary to change the setting.

  The above-described mounting positions of the radiation temperature sensor 6 and the company name logo portion 7 in FIGS. 3 to 7 show an example, and the identification display provided on the decorative panel 2 even if these are attached to arbitrary corner portions. Therefore, the display of the remote controller 16 can be reliably changed based on this.

By the way, when installing a plurality of air conditioners on the ceiling, the radiation temperature sensors 6 and company names of the plurality of air conditioners are related to the connection ports (see FIG. 9) of the refrigerant pipes and drain pipes provided in the cabinet 1. The logo part 7 may not be located in the same direction.
On the other hand, the user may desire to arrange the radiation temperature sensor 6 and the company name logo portion 7 of all the air conditioners in the same direction (position). Since it was not consistent with the display, the request could not be met.

  In the present embodiment, in such a case, even if the radiation temperature sensor 6 or the company name logo part 7 of some or all of the air conditioners are moved and positioned in the same direction, the corners A to D Since the reference identification display 20 is provided, the positions of the radiation temperature sensor 6 and the company name logo portion 7 can be easily identified based on the identification display 20, and accordingly, the display is displayed on the remote controller 16. The position of the radiation temperature sensor 6 and the company logo portion 7 can be easily and reliably changed.

  According to the present embodiment, since the different identification displays 20 are provided on the lower surfaces of the corner portions A to D of the decorative panel 2, even if the radiation temperature sensor 6 is attached to an arbitrary corner portion of the lower surface of the decorative panel 2, The position information of the radiation temperature sensor 6 can be easily detected based on the identification display 20 provided at the corner, and the display on the remote controller 16 can be set and changed accordingly. The position of the temperature sensor 6 is always displayed accurately.

Further, unlike the prior art, it is not necessary to set the position of each outlet 4 on the remote controller 16 so as to indicate the position from the radiation temperature sensor 6, and the necessary wind direction vane 5 of the outlet 4 is displayed on the identification display 20. It can be controlled directly on the basis.
Further, conventionally, when the radiation temperature sensor 6 or the company name logo portion 7 is removed from the decorative panel 2, there is no target, so the original mounting position has to be remembered or another mark must be provided. According to the embodiment, even if the radiation temperature sensor 6 and the company name logo part 7 are removed, the corner part identification display 20 can be easily and reliably attached to the original position.

[Embodiment 2]
FIG. 9 is a perspective view showing the overall configuration of a typical ceiling-embedded air conditioner, and FIG. 10 is a bottom view of FIG. The same parts as those in the first embodiment are denoted by the same reference numerals.
The ceiling-embedded air conditioner is provided with the refrigerant pipe connection part 17 and the drain pipe connection part 18 in the cabinet 1, but when installed on the ceiling, the refrigerant pipe connection part 17 and the drain pipe connection part are provided. 18 is blocked by the decorative panel 2 and the ceiling board 19 and cannot confirm its position from below, and the service provider has to remove and check all the corner panels 2a to 2d at the time of maintenance. .

  In the present embodiment, as shown in FIG. 11, different identification displays 20 are provided at the respective corners A, B, C, and D of the decorative panel 2, and the refrigerant pipe connection provided in the cabinet 1 located behind the ceiling. For example, if it is determined that the portion 17 is positioned on the corner A side where the identification display 20a is provided and the drain pipe connection portion 18 is positioned on the corner D side where the identification display 20d is provided, the service provider can set the corner panel 2a. Since it is not necessary to remove all of ˜2d and only the corner panels 2a and 2d provided with the identification displays 20a and 20d need to be removed, maintenance is easy and workability can be improved.

  1 cabinet, 2 decorative panel, 2a to 2d corner panel, 3 suction port, 4 outlet port, 5 wind direction vane, 6 radiation temperature sensor, 7 company name logo, 9 blower, 10 heat exchanger, 16 remote control (control unit), 17 Refrigerant piping connection part, 18 Drain piping connection part, 20, 20a-20d Identification display.

Claims (1)

A cabinet with a built-in heat exchanger and blower, with the bottom open and installed on the ceiling;
A blower opening having a suction port in the center, and a wind direction vane on the four circumferences of the suction port, a decorative panel having a rectangular shape larger than the opening that closes the opening of the cabinet;
A refrigerant pipe connection part and a drain pipe connection part provided in the cabinet;
Provided on the lower surface of the corners of the four corners of the decorative panel, each having a different number or different shape identification display,
The refrigerant pipe connection part or the drain pipe connection part is located on the corner side of the four corners of the decorative panel,
Corner panels at the four corners of the decorative panel where the refrigerant pipe connection part or the drain pipe connection part is located are detachably provided.
The identification of the decorative panel, I der indicates the position of the refrigerant pipe connecting portion or the drain pipe connecting portion, the refrigerant pipe connecting portion or the drain pipe connecting portion is provided on the lower surface of the corner portions located air conditioner, characterized by that.

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