JP2013068334A - Integral air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an integral air conditioner which can increase an outlet air volume by increasing an opening area of an outlet.SOLUTION: By arranging an interior heat exchanger 10 to be inclined anteriorly between a suction grill and a casing 13, space is provided between a lower part of the suction grill and the casing 13 and an operation unit 7 having an electrical box at a back face side can be placed in the space. Thereby, the outlet can be formed with a larger opening area to extend from an upper end part of a front face panel to a lower end part, so that the outlet air volume can be increased.

Description

  The present invention relates to an integrated air conditioner, and more specifically, an operation unit having an electrical box on the back side is arranged on the suction grille side to enlarge the area of the outlet, and the amount of blown air and the amount of heat exchange are reduced. The present invention relates to an improved structure.

  The integrated air conditioner is partitioned on the base into an indoor side and an outdoor side by a partition plate, an indoor heat exchanger and a sirocco fan are arranged on the indoor side, an outdoor heat exchanger and a propeller fan on the outdoor side A motor for driving the propeller fan and the sirocco fan and a compressor are disposed. The base is housed in the outer body so that it can be pulled out, and a front panel is attached to the front surface of the outer body.

  The integrated air conditioner 40 shown in FIG. 5 houses a base on which each device is mounted in an outer body 42 and a front panel 43 attached to the front surface. On one side of the front panel 43, there are provided a suction grille 44 having a plurality of crosses formed on the front surface and a filter for removing dust on the back surface, and on the other side a plurality of left and right wind direction plates 45a and a plurality of wind direction plates 45a. An air outlet 45 having an up / down wind direction plate 45b is formed, and an ON / OFF switch, a temperature adjustment knob, and the like are provided on the front side below the air outlet 45, while an electrical box is provided on the back side. An operation unit 46 is provided.

  The indoor air sucked from the suction grille 44 was subjected to heat exchange with the refrigerant flowing in the indoor heat exchanger after dust contained therein was removed by a filter provided on the back surface of the suction grille 44. Air is blown out into the room again from the air outlet 45 by a sirocco fan.

  However, expansion of the area of the air outlet 45 is limited by providing an operation unit 46 having an electrical box below, and it has been difficult to increase the amount of air blown by expanding the air outlet area.

In order to cope with the above-mentioned problem, for example, as described in Patent Document 1, although it is different from an integrated air conditioner, a wall hanging that incorporates a heat exchanger and a fan provided downstream of the heat exchanger. In the indoor unit of the type, by placing the electrical component storage box in the space upstream of the heat exchanger, it becomes possible to install the heat exchanger almost in the entire width direction of the indoor unit and pass through the air flow path A technique for increasing the air flow rate is described.

JP 2002-156135 (page 3, FIG. 2)

  An object of this invention is to provide the integrated air conditioner which can increase the opening area of a blower outlet and can increase the amount of blowing air in view of the said problem.

  In order to solve the above problems, the present invention divides the base housed in the outer body into an indoor side and an outdoor side by a partition, and houses an indoor heat exchanger and a sirocco fan in the indoor side. A compressor casing, an outdoor heat exchanger, and a propeller fan on the outside of the outdoor casing, and a front panel on the front side of the outer body. In an integrated air conditioner in which a suction grill is mounted and the blowout port is formed on the other side, and an operation unit having an electrical box on the back side is disposed on the indoor side, the air conditioning machine has a space between the suction grille and the fan casing. The indoor heat exchanger inclined forward is disposed, a space is formed between a lower portion of the suction grille and the indoor heat exchanger, and the operation unit is disposed in the space, while the air outlet is Top edge of the front panel It has a configuration which is formed to reach the lower end of.

  In addition, the base has a front flange, a side flange, and a rear flange on the periphery, and the operation unit is fixed to the front flange.

  Further, the front flange is formed with screw insertion holes on the left and right sides, and a front holding portion provided with a handle protruding to the front side is formed, and a rear holding portion that is recessed inward is formed behind the front flange. The fixing flange is provided, and the front unit holding part and the rear side holding part are provided with an operation unit fixing part that houses and fixes the operation unit.

  In addition, the front flange is recessed inward to form an operation unit fixing portion for storing the operation unit, while grip portions are arranged on both sides of the operation unit fixing portion.

  According to the present invention, since the indoor heat exchanger is provided so as to be inclined forward, the operation unit having the electrical box on the back side can be disposed at the lower part of the suction grille. It forms so that it may extend from the upper end of a panel to a lower end, and it can increase the amount of blowing air.

Further, the operation unit is easily mounted by fixing the operation unit to the front flange of the base.

It is an external appearance perspective view which shows the integrated air conditioner by this invention. It is a perspective view which shows the internal structure by the 1st Example of the integrated air conditioner by this invention. It is sectional drawing which shows the internal structure by the 1st Example of the integrated air conditioner by this invention. It is a perspective view which shows the internal structure by the 2nd Example of the integrated air conditioner by this invention. It is an external appearance perspective view which shows the conventional integrated air conditioner.

  DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described in detail as examples based on the attached drawings.

As shown in the perspective views of FIGS. 1 and 2, the integrated air conditioner according to the present invention has a base 1 made of a sheet metal material constituting the bottom surface and a U-shaped cross section that holds the base 1 so as to be storable. The outer body 2 made of a sheet metal material and the front panel 3 made of a resin material attached to the front surface of the outer body 2 constitute a main body. A front flange 1d, a side flange 1e, and a rear flange 1f are formed on the periphery of the base 1.

A suction port (not shown) is formed on one side of the front panel 3, and a suction grill 3a made of a resin material in which a number of bars are formed in the vertical direction is detachably mounted on the front surface of the suction port. A filter (not shown) that collects dust contained in the sucked air is detachably mounted between the suction port and the suction grill 3a. On the other side of the front panel 3, there is provided an air outlet 4 provided with a plurality of left and right wind direction plates 5 and a plurality of vertical wind direction plates 6 movably.

At the center of the lower end of the suction grill 3a, there is provided an operation unit 7 having an ON / OFF switch 7a, a temperature adjustment knob 7b, etc. on the front side and an electrical box containing electrical components on the back side. By disposing the operation unit 7 at the center of the lower end of the suction grill 3a, the air outlet 7 can be formed so as to extend from the upper end portion of the front panel 3 to the lower end portion, thereby increasing the opening area of the air outlet. It is like that.

The indoor air sucked from the suction grille 3a is removed from the dust contained by the filter, passes through the indoor heat exchanger 10 to be described later, and exchanges heat with the refrigerant. While the air blowing direction is deflected by the wind direction plate 6, the air is sent again from the air outlet 4 into the room by a sirocco fan 12, which will be described later. As the opening area of the air outlet 4 increases, the amount of air blown out increases. It is supposed to be.

Next, the internal configuration will be described. As shown in the perspective view of FIG. 2, the base 1 constituting the bottom surface is partitioned forward and backward by a partition body 1 a disposed in the center, and an indoor portion 1 b is formed in the partitioned front, and the rear is partitioned. The outdoor part 1c is formed in.

The outdoor 1c is provided with a compressor 8 and an accumulator 9, and includes a large number of fins arranged in parallel and heat transfer tubes arranged in a meandering manner so as to be orthogonal to the fins. The outdoor heat exchanger 11 formed in a shape and a propeller fan 14 are disposed so as to be surrounded by the outdoor heat exchanger 11. In addition, the outdoor 1c is provided with a fan motor 16 (described later) provided with both shafts in the vicinity of the partition 1a. One rotating shaft of the fan motor 16 is connected to a sirocco fan 12 as an indoor fan, and the other The rotation shaft is connected to a propeller fan 14 as an outdoor fan. The outdoor air sucked from the suction ports 2a formed on both side surfaces of the outer cylinder 2 shown in FIG. 1 is sent to the outdoor heat exchanger 11 by the propeller fan 13, passes through the outdoor heat exchanger 11, and passes through the refrigerant. After the heat exchange, the air is blown out to the back side.

The indoor portion 1b accommodates the sirocco fan 12 as an indoor fan and the sirocco fan 12, and the indoor air sucked from the suction grille 3a is heat-exchanged by the indoor heat exchanger 10 to be described later. A fan casing 13 that leads to the air outlet 4 is provided.

  Further, as shown in FIG. 3, the indoor heat exchanger 10 is provided on the front surface of the fan casing 13 so as to be inclined forward. Similar to the outdoor heat exchanger 11, the indoor heat exchanger 10 has a large number of fins 10b arranged in parallel, a heat transfer tube 10c arranged in a meandering manner orthogonal to the fins 10b, and both sides of the fins 10b. As described above, the indoor air sucked from the suction grille 3a exchanges heat with the refrigerant flowing through the heat transfer pipe 10c, and the heat-exchanged air is sucked into the sirocco fan 12 of the casing 13. It has come to be.

  An operation unit fixing portion 15 is formed in the center of the front surface of the base 1, and the operation unit fixing portion 15 is provided with the ON / OFF switch 7a and the temperature adjustment knob 7b on the front side as described above, and the rear side. An operation unit 7 provided with an electrical box is arranged. The operation unit fixing portion 15 is formed of a front flange 1d of the base 1 and a fixing flange 1g standing on the inner side of the front flange 1d. A pair of screw insertion holes 15d are drilled, and a front surface holding portion 15a is formed which is provided with a handle 15c formed by cutting and raising on the front surface and having a step from the periphery. The front surface holding portion is formed on the fixing flange 1g. Corresponding to 15a, a rear surface restraining portion 15b recessed in a rectangular shape is formed inside.

  The operation unit 7 having an electrical box on the back side includes an ON / OFF switch 7a and a temperature adjustment knob 7b on the front upper portion 7c, while the front lower portion 7d is recessed from the front upper portion 7c by the thickness of the front flange 1d. A pair of screw holes 7e are formed on both sides of the front lower portion 7c so as to correspond to the screw insertion holes 15d of the front holding portion 15a.

  Next, a state where the operation unit 7 is housed in the operation unit fixing portion 15 and fixed will be described. As shown in the sectional view of FIG. 3, on the base 1, the indoor heat exchanger 10, the casing 13, the sirocco fan 12 housed in the casing 13, the fan motor 16, the propeller fan 14, and the outdoor heat exchanger are provided. 11 and the like are arranged, and an operation unit 7 is provided on the front surface of the base 1.

  When the operation unit 7 is accommodated in the operation unit fixing portion 15 from above so as to be sandwiched between the front surface holding portion 15a and the rear surface holding portion 15b, screw insertion holes 15d formed on both sides of the front surface holding portion 15a of the peripheral flange 1d. A screw (not shown) is inserted into the screw hole 7e and is screwed into a screw hole 7e formed in the lower front surface 7c of the operation unit 7, whereby the operation unit 7 is fixed to the operation unit fixing portion 15. It is like that.

  The indoor heat exchanger 10 is provided to be inclined forward between the suction grill 3a (not shown in FIG. 3) and the casing 13, so that a space is created between the lower portion of the indoor heat exchanger 10 and the suction grill 3a. As described above, the operation unit 7 can be disposed in the same space.

Moreover, by arranging the operation unit 7 in the operation unit fixing part 15 of the base 1, the opening area of the air outlet can be formed large so that the air outlet 4 extends from the upper end of the front panel 3 to the lower end. Thereby, the amount of blowing air from the blower outlet 4 can be increased.

  Further, a handle 15c is formed by cutting and raising the front holding portion 15a of the front flange 1d. The operation unit 7 is housed and fixed in the operation unit fixing portion 15 including the front holding portion 15a and the rear holding portion 15b. As a result, the strength of the front surface holding portion 15a on which the handle 15c is formed is improved. As a result, the strength of the front restraint portion 15a is improved even when the handle 15c is put on the handle 15c and the heavy base 1 on which each device is mounted is pulled out from the outer body 2 or stored. Thus, the work can be smoothly performed while preventing deformation at the front holding portion 15a and the front flange 1d.

  In the main body installation work or maintenance work, as described above, the base 1 on which the indoor heat exchanger 10, the propeller fan 14, the outdoor heat exchanger 11 and the like are mounted is pulled out from the outer body 2 by placing the hand on the handle 15c. However, at this time, since the strength of the front holding portion 15a formed with the handle 15c and the peripheral flange 1d is improved, deformation occurs even if a tensile force and a pressing force are applied to them. To prevent this from happening and to enable smooth work.

  Next, a second embodiment will be described. The second embodiment is the same as the first embodiment except that the shapes of an operation unit 35 and an operation unit fixing portion 31b described later are different from those of the first embodiment.

  As shown in FIG. 4, the integrated air conditioner 30 according to the second embodiment has a front flange 31a formed on the base 31 recessed inward, and an operation unit fixed by a pair of side flanges 31d and a rear flange 31c. A portion 31b is formed. Further, screw holes 31f are formed on both sides of the front flange 31a, and handles 31e are formed by cutting and raising.

  The operation unit 35 includes a box body 35b that stores electrical components, and a front plate 35a that is formed wider than the box body 35b and includes an ON / OFF switch and the like. A screw insertion hole 35c is formed in correspondence with the screw hole 31f formed in the screw hole.

  When the operation unit 35 is inserted into the operation unit fixing portion 31b from the front side, the screw 36 is inserted into the screw insertion hole 35c of the front plate 35d and screwed into the screw hole 31f of the front flange 31a. The operation unit 35 is fixed to the operation unit fixing portion 31b.

Similarly to the first embodiment, in the second embodiment, the operation unit 35 is provided on the front flange 31a of the base 31 so that the air outlet 32 provided with the wind direction plate 33 extends from the upper end portion of the front panel (not shown) to the lower end portion. Thus, the opening area of the blower outlet 32 can be increased and formed, and the amount of air blown from the blower outlet 32 can be increased.

  Further, the fixing flange 1g in the first embodiment is not necessary, and the assembling cost of the base 31 is reduced, and the strength of the front flange 31a in which the handle 31e is formed by the operation unit fixing portion 31b is increased. Maintenance work can be performed smoothly.

  A wiring groove 34a is formed on the upper surface of the fan casing 34 in the front-rear direction, and wiring for connecting the operation unit 35 to a compressor and a fan motor (not shown) can be accommodated in the wiring groove 34a, thereby facilitating wiring work. It can be done.

DESCRIPTION OF SYMBOLS 1 Base 1a Partition plate 1b Indoor part 1c Outdoor exterior 1d Front flange 1e Side flange 1f Rear flange 1g Fixing flange 2 Outer trunk 3 Front panel 3a Suction grill 4 Outlet 5 Left and right wind direction plate 6 Up and down wind direction plate 7 Operation unit 7a ON / OFF switch 7b Temperature adjustment knob 7c Front upper part 7d Front lower part 7e Screw hole 8 Compressor 9 Accumulator 10 Indoor heat exchanger 10a Side plate 10b Fin 10c Heat transfer tube 11 Outdoor heat exchanger 12 Sirocco fan 13 Fan casing 14 Propeller fan 15 Operation unit fixed Part 15a Front side holding part 15b Rear side holding part 15c Handle 15d Screw insertion hole 16 Fan motor 30 Integrated air conditioner 31 Base 31a Front flange 31b Operation unit fixing part 31c Rear flange 31d Side flange 31e Handle 31f Screw hole 32 Air outlet 33 Wind direction plate
34 Fan casing 34a Wiring groove 35 Operation unit 35a Front plate 35b Box 35c Screw insertion hole 36 Screw

Claims (4)

The base housed in the outer body is partitioned into an indoor side and an outdoor side by a partition, and an indoor heat exchanger and a fan casing that houses a sirocco fan and reaches the outlet are disposed on the indoor side, A compressor, an outdoor heat exchanger, and a propeller fan are disposed on the outdoor side, a front panel is provided on the front side of the outer body, a suction grill is mounted on one side of the front panel, and the air outlet on the other side In the integrated air conditioner in which an operation unit having an electrical box on the back side is disposed on the indoor side,
The indoor heat exchanger inclined forward is disposed between the suction grill and the fan casing, and a space is formed between a lower portion of the suction grill and the indoor heat exchanger, and the operation unit is disposed in the space. The integrated air conditioner is characterized in that the air outlet is formed so as to extend from the upper end to the lower end of the front panel.   2. The integrated air conditioner according to claim 1, wherein the base has a front flange, a side flange, and a rear flange on a peripheral edge, and the operation unit is fixed to the front flange.   The front flange is formed with screw insertion holes on the left and right sides and a front holding portion provided with a handle protruding to the front side, and a rear holding portion recessed inward is formed behind the front flange. 3. The operation unit fixing portion for storing and fixing the operation unit between the front surface holding portion and the rear surface holding portion is provided. 3. Integrated air conditioner.   3. An operation unit fixing portion for accommodating the operation unit is formed by indenting the front flange, and grip portions are arranged on both sides of the operation unit fixing portion. The integrated air conditioner described.