JP2012127529A - Air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an air conditioner including an opening/closing mechanism of a suction grille, which is capable of opening and closing the suction grille from the upper or lower part of a body, securing a gap to insert a finger between the suction grille and the body when opening and closing the grille, and making the gap inconspicuous when the grille is not opened.SOLUTION: Upper shaft supports 30 including upper shafts 30b are provided on both sides of a back surface upper part of the suction grille and lower shaft supports 31 including lower shafts 31b are provided on both sides of a back surface lower part. On both sides of the upper part of a suction port on a body side, upper locking tools 22 including first locking parts 22a, second locking parts 22b and third locking parts 22c, which correspond to the upper shaft supports 30, are provided. On both sides of the lower part of the suction port, lower locking tools 23 including fourth locking parts 23a, fifth locking parts 23b and sixth locking parts 23c, which correspond to the lower shaft support 31, are provided.

Description

  The present invention relates to an air conditioner, and more particularly to a configuration of a main body and a suction grill attached to the main body.

  The integrated air conditioner is provided with a partition plate that partitions the indoor side and the outdoor side on the base, and an indoor heat exchanger and a sirocco fan are disposed on the indoor side partitioned by the partition plate. Are provided with an outdoor heat exchanger, a propeller fan, a motor for driving the propeller fan and the sirocco fan, and a compressor.

  The base on which the devices are arranged is housed in an outer body so that it can be pulled out, and a front panel is attached to the front surface of the outer body to form an outer casing. (See Patent Document 1)

  The front panel is formed with air outlets and suction ports on the left and right, and the air outlets are equipped with wind direction plates that adjust the air direction. Yes. A filter that collects dust contained in the sucked air is attached to the front panel on the back of the suction grille.

  The integrated air conditioner is installed in a mounting hole opened in a wall surface in the room. The mounting holes are often provided in the upper part of the wall surface, and when removing the filter from the front panel to clean or replace the filter, place your finger on the handle provided on the lower surface of the suction grill and place the suction grill forward. A bottom opening method is used in which the filter is rotated and the filter is taken out from the front panel.

  However, the mounting hole may be provided in the lower part of the wall surface depending on the structure of the house. In this case, if the suction grill is of the downward opening method, it is difficult to take out because the filter cannot be seen even if the suction grill is opened. .

  Therefore, as another suction grill opening and closing method, it consists of a main body equipped with a filter and a suction grill that can be attached to and detached from the main body. The upper and lower portions of the rear surface of the suction grill are provided with circular holes with notches at the protruding ends. The main body is provided with a shaft support having a shaft that is inserted from a notch in the lock and is locked by a circular hole. At the time of cleaning or replacement of the filter, the suction grill is pulled out to the front side, and the upper and lower engaging portions are simultaneously removed from the shaft support portion, so that the filter can be removed from the main body. (See Patent Document 2)

  In the above configuration, if the suction grill is opened from above or below with the shaft of the upper or lower shaft support part as a fulcrum, the engagement of the suction grille supported by the shaft support part on the main body side as a fulcrum. There exists a possibility that a stop part may remove | deviate from the notch provided in the latching | locking part, and there exists a malfunction that a suction grille will fall from a main body.

  Also, since there is not enough clearance between the main body and the upper and lower ends of the suction grille, it is difficult to open the suction grille. There is a problem that the external dimensions of the are increased.

JP-A-7-139760 (FIG. 1) JP 2005-106417 (page 4, FIG. 1)

  In view of the above problems, the present invention can open and close the suction grille from above or below the main body, and does not fall off when opening and closing the suction grille, and there is a gap where a finger enters between the suction grille and the main body. An object of the present invention is to provide an air conditioner including a suction grill opening and closing mechanism that can be secured and in which a gap is not noticeable in a closed state.

In order to solve the above problems, the present invention includes a suction grill that can be opened and closed on the front surface of the main body, a first support portion that supports the upper portion of the suction grill on the front surface of the main body, and a lower portion of the suction grill that is supported on the front surface of the main body. In the air conditioner equipped with the second support part,
The first support portion includes a shaft support piece projecting from the upper surface of the suction grille and an upper shaft support portion including an upper shaft provided on a front end side surface of the coaxial support piece,
Provided on the front surface of the main body, and includes a first locking portion that locks the upper shaft stepwise, a second locking portion, and a third locking portion, and in front of the first locking portion. The upper locking tool provided with a first notch that passes through the upper shaft,
The second support portion includes a shaft support piece projecting from a lower portion of the back surface of the suction grille, and a lower shaft support portion including a lower shaft provided on a tip side surface of the coaxial support piece,
A fourth locking portion provided on the front surface of the main body and locking the lower shaft stepwise, a fifth locking portion, and a sixth locking portion, and in front of the fourth locking portion It has the structure which consists of a lower locking tool provided with the 2nd notch which penetrates the said lower axis | shaft.

  The first support part and the second support part are provided at both ends of the suction grill and at both ends of the main body, respectively.

  In addition, first protrusions that suppress movement of the upper shaft are provided at four corners of the second locking portion of the upper locking tool, and the lower shaft is positioned at four corners of the fifth locking portion of the lower locking tool. It is the structure in which the 2nd protrusion piece which suppresses a movement of was provided.

  Further, when opening the suction grill from above, the lower shaft is moved to the sixth locking portion, the upper shaft is moved to the first locking portion and removed from the first notch, When opening the suction grill from below, the upper shaft is moved to the third locking portion, the lower shaft is moved to the fourth locking portion and removed from the second notch, and the suction grill is removed. When closed, the upper shaft is locked to the second locking portion, and the lower shaft is locked to the fifth locking portion.

  Further, a first restriction projection for restricting the upper shaft from coming off from the upper locking tool is provided between the first locking portion and the first notch of the upper locking tool. It has become.

  According to the first aspect of the present invention, when the suction grille is opened from below, the upper shaft of the upper shaft support portion is moved and locked to the third locking portion of the upper locking tool, and the lower shaft is fixed to the lower shaft. By pulling forward through the second notch of the fourth locking part of the stopper, the suction grille can be opened with the third locking part as a fulcrum by the downward opening method, and when opening the suction grille from above, The lower shaft of the shaft support portion is moved and locked to the sixth locking portion of the lower locking tool, and the upper shaft is pulled forward through the first notch of the first locking portion to The suction grille can be opened by the top opening method with the part as a fulcrum. Thereby, even if an air conditioner is installed in the upper part of a wall surface, or the lower part of a wall surface, the filter attached in the main body can be easily removed from a main body.

  According to the invention of claim 2, the first support part and the second support part are provided at both ends of the suction grill and the main body, respectively, so that the suction grill can be stably fixed to the main body. ing.

  According to invention of Claim 3, the 1st protrusion which suppresses the movement of an upper axis | shaft is provided in the upper locking tool, and the 2nd protrusion which suppresses the movement of a lower axis | shaft is provided in the lower locking tool. As a result, the upper shaft can be stably locked to the second locking portion of the upper locking tool, and the lower shaft can be locked to the fifth locking portion of the lower locking tool stably. ing.

  According to the invention of claim 4, the suction grille can be opened from above or below while accurately preventing the suction grille from falling off from the front panel, and a finger is interposed between the suction grille and the front panel. The opening operation can be easily performed by forming a gap that can be inserted. In addition, the upper grille shaft is locked by the second locking portion of the upper locking tool, and the lower shaft is locked by the fifth locking portion of the lower locking tool. The suction grille can be attached to the front panel without making the upper and lower gaps conspicuous.

  According to the fifth aspect of the present invention, when the suction grill is opened from above, the first regulating protrusion can prevent the upper shaft from being inadvertently detached from the upper locking tool.

It is an external appearance perspective view which shows the air conditioner by this invention. It is a front view which shows the air conditioner by this invention. (A) is sectional drawing which shows the AA cross section of FIG. 2, (B) and (C) are the elements on larger scale of (A). (A) is a figure which shows the operation | movement at the time of opening | releasing the suction grille of the air conditioner by this invention by using an upper part as a fulcrum, (B) and (C) are the elements on larger scale of (A). (A) is a figure which shows the operation | movement at the time of open | releasing the suction grille of the air conditioner by this invention by using a lower part as a fulcrum, (B) and (C) are the elements on larger scale of (A).

  Embodiments of the present invention will be described below in detail with reference to the accompanying drawings.

An embodiment will be described assuming that the air conditioner according to the present invention is applied to an integrated air conditioner. Although not shown, the integrated air conditioner 1 is provided with a partition plate that partitions the indoor side and the outdoor side on the base, and the indoor side heat exchanger and the sirocco fan are provided on the indoor side partitioned by the partition plate. And an outdoor heat exchanger, a propeller fan, a motor for driving the propeller fan and the sirocco fan, and a compressor. As shown in FIG. 1, the base 10 on which the devices are arranged is housed in an outer body 11 so that it can be pulled out, and a front panel 2 is attached to the front surface of the outer body 11 to provide an outer casing. Is configured.

The front panel 2 is provided with a suction port 20 that occupies about 2/3 of the front panel 2 and an air outlet 21 that occupies most of the remaining ３ and is opened. Yes. A suction grill 3 made of a resin material having a plurality of suction bars is attached to the front side of the suction port 20 so as to be openable and detachable so as to cover the suction port 20. In addition, the suction port 20 includes a frame body made of a resin material and a net body stretched in the frame body, and a filter 4 that collects dust contained in the sucked air is detachably attached thereto. Yes. On the other hand, the air outlet 21 is provided with a plurality of wind direction plates 5 for adjusting the wind direction.

  Next, the structure of the suction grill 3 and the front panel 2 will be described. As shown in FIG. 1, upper shaft support portions 30 project from the left and right ends of the upper surface of the suction grill 3 so as to be symmetrical. Further, upper locking members 22 for locking the upper shaft support portions 30 corresponding to the upper shaft support portions 30 are provided on the upper left and right side walls of the suction port 20 of the front panel 2. Although not shown in FIG. 1, as will be described later, a lower shaft support portion 31 protrudes from the left and right ends of the lower surface of the suction grill 3 so as to be bilaterally symmetric. A lower locking member 23 is provided at the lower part of each of the left and right side walls of 20 corresponding to the lower shaft support portion 31 to lock it.

The upper shaft support portion 30 and the upper locking member 22 constitute a first bearing portion 1a that supports the upper portion of the suction grill 3, and the lower shaft support portion 31 and the lower locking member 23 support the lower portion of the suction grill 3. The 2nd bearing part 1b to perform is comprised.

  Next, the 1st support part 1a and the 2nd support part 1b are demonstrated in detail. FIG. 3A is a cross-sectional view showing the AA cross section in the front view of FIG. 2, and shows the suction grill 3 side from the gap between the front panel 2 and the suction grill 3. FIG. 3B is an enlarged view of the main part showing the first support part 1a, and FIG. 3C is an enlarged view of the main part showing the second support part 1b.

Next, the upper shaft support part 30 and the upper locking tool 22 constituting the first support part 1a will be described. As shown in FIG. 3 (B), the upper shaft support portion 30 includes a shaft support piece 30a protruding from the upper surface of the suction grill 3 and an upper shaft 30b provided on the front end side surface of the coaxial support piece 30a. The upper locking member 22 is provided in the upper part of the side wall of the suction port 20 of the front panel 2, and is formed in the shape of a hole extending from the lower side to the upper side in the center of the plate body extending forward. The first locking portion 22a, the second locking portion 22b, the third locking portion 22c, and a first notch 22d that is formed in front of the first locking portion 22a and through which the upper shaft 30b can be inserted. The upper shaft 30b can be attached to and detached from the upper locking member 22 by the second notch 22d. The upper shaft 30b is locked to the first locking portion 22a, the second locking portion 22b, and the third locking portion 22c in stages, and is movable between these locking portions.

  In addition, a plurality of semi-circular first protrusions 22e that restrict the movement of the upper shaft 30b are provided at the four corners of the second locking portion 22b. Between the notches 22d, there is provided a first regulating projection 22f that prevents the upper shaft 30b from falling off the upper locking tool 22.

Next, the lower shaft support part 31 and the lower locking tool 23 which comprise the 2nd support part 1b are demonstrated. As shown in FIG. 3C, the lower shaft support portion 31 is composed of a shaft support piece 31a protruding from the lower back surface of the suction grill 3 and a lower shaft 31b provided on the tip side surface of the coaxial support piece 31a. The lower locking member 23 is provided in the lower portion of the side wall of the suction port 20 of the front panel 2 and is formed in a hole shape in order from the upper side to the lower side in the center of the plate body extending forward. The fourth locking portion 23a, the fifth locking portion 23b and the sixth locking portion 23c, and a second notch 23d formed in front of the fourth locking portion 23a and through which the lower shaft 31b can be inserted. The lower shaft 31b can be attached to and detached from the lower locking member 23 by the second notch 23d. The lower shaft 31b is locked to the fourth locking portion 23a, the fifth locking portion 23b, and the sixth locking portion 23c in stages, and is movable between these locking portions.

  Further, at the four corners of the fifth locking portion 23b, there are provided second projecting pieces 23e formed in a semicircular shape that restrict the movement of the lower shaft 31b, and the fourth locking portion 23a and the second notch A second restricting protrusion 23f that prevents the lower shaft 31b from falling off the lower locking member 23 is provided between the second restricting protrusion 23f and the second restricting protrusion 23f.

  As shown in FIGS. 3B and 3C, the state where the suction grill 3 is held by the front panel 2 is such that the upper shaft 30b provided on the upper shaft support portion 30 of the suction grill 3 While being held by the second locking portion 22 b of the stopper 22, the lower shaft 31 b of the lower shaft support portion 31 is locked to the fifth locking portion 23 b of the lower locking device 23. When the upper shaft 30b is positioned at the second locking portion 22b, the movement to the first locking portion 22a and the third locking portion 22c is restricted by the first protrusion 22e, and the lower shaft support When the lower shaft 31b of the portion 31 is located at the fifth locking portion 23b, the movement to the fourth locking portion 23a and the sixth locking portion 23c is restricted by the second protrusion 23e. .

  Next, the operation when the suction grill 3 is opened / closed and attached / removed from below will be described. FIG. 4 shows an operation when the suction grill 3 is opened from below. When the suction grill 3 is pushed upward, the upper shaft 30b of the upper shaft support portion 30 is locked to the upper portion as shown in FIG. The second locking portion 22b of the tool 22 moves over the first protruding piece 22e and moves to the third locking portion 22c. As shown in FIG. 4C, the lower shaft 31b of the lower shaft support portion 31 moves from the fifth locking portion 23b over the second protruding piece 23e to the fourth locking portion 23a. Thus, a gap 7 into which a finger can be inserted is formed between the bottom surface of the suction grill 3 and the front panel 2.

Subsequently, a finger is put on the gap 7 formed on the bottom surface of the suction grill 3, and the suction grill 3 is rotated forward around the upper shaft 30 b locked to the third locking portion 22 c of the upper locking tool 22. When moved, the lower shaft 31b of the lower shaft support portion 31 located at the fourth locking portion 23a of the lower locking tool 23 is pulled forward from a second notch 23d formed in front of the fourth locking portion 23a. As shown in FIG. 4A, the suction grill 3 is opened by being opened downward, and is then attached to the front panel 2 from the lower surface side of the opened suction grill 3. The filter 4 can be taken out.

When the suction grill 3 is removed from the front panel 2, the suction grill 3 is pushed downward in a state where the suction grill 3 is opened by the downward opening shown in FIG. As a result, the upper shaft 30b of the upper shaft support portion 30 positioned at the third locking portion 22c of the upper locking tool 22 moves over the first protruding piece 22e and moves to the first locking portion 22a. Next, the suction grill 3 can be detached from the front panel 2 by pulling out the upper shaft 30b from the first notch 22d formed in front of the first locking portion 22a.

When the suction grill 3 is attached to the front panel 2 again, the upper shaft 30b is first inserted into the first locking portion 22a from the first notch 22d of the upper locking tool 22 contrary to the above procedure. Then, the suction grill 3 is pushed upward, and the upper shaft 30b is moved to the third locking portion 22c. Subsequently, the suction grill 3 is rotated so as to be closed around the upper shaft 30b positioned at the third locking portion 22c, and the lower shaft 31b is moved from the second notch 23d of the lower locking tool 23 to the fourth locking portion. After being inserted into 23a, the suction grill 3 is pushed downward to move the upper shaft 30b to the second locking portion 22b of the upper locking device 22, and the lower shaft 31b is moved to the fifth locking portion of the lower locking device 23. To 23b. As a result, the suction grill 3 is attached to the front panel 2.

  Next, the operation when the suction grill 3 is opened / closed and attached / removed from above will be described. FIG. 5 shows the operation when the suction grill 3 is opened from above. When the suction grill 3 is pushed downward, the upper shaft 31a of the lower shaft support portion 31 is locked to the lower portion as shown in FIG. The fifth locking part 23b of the tool 23 moves over the second protrusion 23e to the sixth locking part 23c. As shown in FIG. 5B, the upper shaft 30b of the upper shaft support portion 30 moves from the second locking portion 22b over the first protruding piece 22e to the first locking portion 22a. Thus, a gap 7 into which a finger can be inserted is formed between the upper surface of the suction grill 3 and the front panel 2.

Subsequently, a finger is put on the gap 7 formed on the upper surface of the suction grill 3, and the suction grill 3 is rotated forward about the lower shaft 31 b locked to the sixth locking portion 23 c of the lower locking tool 23. When moved, the upper shaft 31a of the upper shaft support portion 30 located at the first locking portion 22a of the upper locking tool 22 moves forward from the first notch 22d formed in front of the first locking portion 22a. As shown in FIG. 5 (A), the suction grill 3 is pulled out to be opened and then attached to the front panel 2 from the upper surface side of the opened suction grill 3. The filter 4 that is present can be taken out.

  When the suction grill 3 is opened from the top, the first restriction protrusion 22f provided between the first locking portion 22a and the first notch 22d of the upper locking tool 22 is used as the upper shaft 30b. The weight of 3 prevents the upper locking tool 22 from coming off.

When removing the suction grille 3 from the front panel 2, the suction grille 3 is pushed upward in a state where the suction grille 3 is opened with the upper opening shown in FIG. As a result, the lower shaft 31b of the lower shaft support portion 31 located at the sixth locking portion 23c of the lower locking tool 23 moves over the second projecting piece 23e and moves to the fourth locking portion 23a. Next, the suction grill 3 can be removed from the front panel 2 by pulling out the lower shaft 31b from the second notch 23d formed in front of the fourth locking portion 23a.

  As described above, the suction grill 3 can be opened or detached by opening up or down, so that the filter 4 can be easily attached or detached even when the integrated air conditioner is installed on the upper or lower wall surface of the room. it can. Further, when the suction grill 3 is rotated upwardly, the lower shaft 31b of the lower shaft support portion 31 serving as the rotation center is locked to the sixth locking portion 23c of the lower locking tool 23, and the first The first restricting protrusion 22f provided between the one locking portion 22a and the first notch 22d is prevented from inadvertently detaching the suction grill 3 from the front panel 2 during the opening / closing operation. ing. Further, a clearance 7 into which a finger can be inserted is formed between the top and bottom surfaces of the suction grill 3 and the front panel 2, so that the opening operation can be easily performed. Therefore, the gap can be reduced, the outer dimension of the main body is not increased correspondingly, and the gap is not noticeable in the closed state.

  In addition, although this invention demonstrated the integrated air conditioner, it is not limited to this, For example, it has a suction grille and a filter, For example, a ceiling embedded type air conditioner, a ceiling suspended type air conditioner, The present invention can also be applied to a floor type air conditioner or an air purifier.

DESCRIPTION OF SYMBOLS 1 Integrated air conditioner 1a 1st support part 1b 2nd support part 2 Front panel 20 Inlet 21 Outlet 22 Upper locking tool 22a First locking part 22b Second locking part 22c Third locking part 22d First Notch 22e First protrusion 22f First restriction protrusion 23 Lower locking tool 23a Fourth locking part 23b Fifth locking part 23c Sixth locking part 23d Second notch 23e Second protrusion 23f Second Restriction protrusion 3 Suction grill 30 Upper shaft support portion 30a Shaft support piece 30b Upper shaft 31 Lower shaft support portion 31a Shaft support piece 31b Lower shaft 4 Filter 5 Wind direction plate 7 Gap

Claims (5)

In an air conditioner having a suction grill that can be opened and closed on the front of the main body, a first support that supports the upper part of the suction grill on the front of the main body, and a second support that supports the lower part of the suction grill on the front of the main body ,
The first support portion includes a shaft support piece projecting from the upper surface of the suction grille and an upper shaft support portion including an upper shaft provided on a front end side surface of the coaxial support piece,
Provided on the front surface of the main body, and includes a first locking portion that locks the upper shaft stepwise, a second locking portion, and a third locking portion, and in front of the first locking portion. The upper locking tool provided with a first notch that passes through the upper shaft,
The second support portion includes a shaft support piece projecting from a lower portion of the back surface of the suction grille, and a lower shaft support portion including a lower shaft provided on a tip side surface of the coaxial support piece,
A fourth locking portion provided on the front surface of the main body and locking the lower shaft stepwise, a fifth locking portion, and a sixth locking portion, and in front of the fourth locking portion An air conditioner comprising a lower locking member provided with a second notch through which the lower shaft is inserted. The air conditioner according to claim 1, wherein the first support part and the second support part are provided at both ends of the suction grill and at both ends of the main body, respectively. First protrusions for suppressing the movement of the upper shaft are provided at the four corners of the second locking portion of the upper locking tool, and the movement of the lower shaft at the four corners of the fifth locking portion of the lower locking tool. The air conditioner according to claim 1, further comprising a second projecting piece that suppresses the above. When opening the suction grill from above, the lower shaft is moved to the sixth locking portion, the upper shaft is moved to the first locking portion and removed from the first notch, and the suction grill is When opening from below, the upper shaft is moved to the third locking portion, the lower shaft is moved to the fourth locking portion and removed from the second notch, and the suction grille is closed. In this case, the upper shaft is locked to the second locking portion, and the lower shaft is locked to the fifth locking portion. Air conditioner. A first restricting protrusion for restricting the upper shaft from coming off from the upper engaging member is provided between the first engaging part and the first notch of the upper engaging member. The air conditioner according to any one of claims 1 to 4.

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