US20170082304A1 - Outdoor unit and assembly method for outdoor unit - Google Patents

Outdoor unit and assembly method for outdoor unit Download PDF

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Publication number
US20170082304A1
US20170082304A1 US15/309,152 US201415309152A US2017082304A1 US 20170082304 A1 US20170082304 A1 US 20170082304A1 US 201415309152 A US201415309152 A US 201415309152A US 2017082304 A1 US2017082304 A1 US 2017082304A1
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United States
Prior art keywords
protective member
heat exchanger
main body
outdoor unit
shape
Prior art date
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Abandoned
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US15/309,152
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English (en)
Inventor
Tomoaki Tsukada
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Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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Publication date
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Assigned to MITSUBISHI ELECTRIC CORPORATION reassignment MITSUBISHI ELECTRIC CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: TSUKADA, TOMOAKI
Publication of US20170082304A1 publication Critical patent/US20170082304A1/en
Abandoned legal-status Critical Current

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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
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/14—Heat exchangers specially adapted for separate outdoor units
    • F24F1/16—Arrangement or mounting thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/56—Casing or covers of separate outdoor units, e.g. fan guards
    • 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

Definitions

  • the present invention relates to a technique for preventing an exposed surface of a heat exchanger housed in an outdoor unit from being damaged.
  • Patent Literature 1 discloses a packaging apparatus for an outdoor unit that covers the surface of the heat exchanger with a corrugated cardboard.
  • Patent Literature 2 discloses an outdoor unit of an air conditioner in which a protection net composed of a plurality of vertical bars and a plurality of horizontal bars are attached to cover a heat exchanger to be adjacent to an opening of an outer casing of an outdoor unit.
  • Patent Literature 3 discloses an outdoor unit for a refrigerating air conditioning device in which in a rear guard composed of a plurality of vertical bars and a plurality of horizontal bars, an end portion of a part of the horizontal bars is secured to a securing part and a hole part of the main body of the outdoor unit, and an end portion of a part thereof is held with a side panel.
  • Patent Literature 1 Japanese Patent Application Laid-open No. 2006-123956
  • Patent Literature 2 Japanese Patent Application Laid-open No. H09-26162 (1997-26162)
  • Patent Literature 3 Japanese Patent Application Laid-open No. 2009-168260
  • the corrugated cardboard is inserted into a part between a surface of the heat exchanger, and each of the upper frame and the lower frame of the outdoor unit housing.
  • a handle forming work (Work 1); a pulling work of the upper part of the corrugated cardboard (Work 2); and a pulling work of the lower part of the corrugated cardboard (Work 3). Therefore, there is a problem that a removing work thereof is not easy. Further, there is a problem that when the clearance between the opening of the heat exchanger and a surface of the wall for installation is small, a sufficient space for pulling-out work cannot be secured.
  • the present invention is made to solve the above-described problems, and an object thereof is to provide an outdoor unit having a configuration in which in carriage and installation of an outdoor unit housing, a protective member that protects the heat exchanger exposed from the outdoor unit housing can be easily attached thereto, and a configuration in which the protective member can be easily removed from the outdoor unit housing after the installation of the outdoor unit is finished even in a narrow space.
  • An outdoor unit of an air conditioner includes: a main body having an opening to take in air; a heat exchanger housed in the main body, and arranged such that a surface of the heat exchanger is exposed to the opening; a guide member arranged between the heat exchanger and the main body to guide arrangement and pulling out of a protective member that covers the surface of the heat exchanger exposed from the opening; and a slit hole to pull out the protective member outside the main body.
  • a protective member that protects a heat exchanger exposed from an outdoor unit housing can be easily attached thereto, and the protective member can be easily removed from the inside of the outdoor unit housing after the installation of the outdoor unit is finished.
  • FIG. 1 is a perspective view of an outdoor unit according to Embodiment 1 viewed from a front side thereof;
  • FIG. 2 is a perspective view of the outdoor unit according to Embodiment 1 viewed from a back side thereof;
  • FIG. 3 is a sectional view taken along the line A-A of FIG. 1 ;
  • FIG. 4 is a view showing a protective member to be inserted into the outdoor unit according to Embodiment 1;
  • FIG. 5 is a sectional view of an outdoor unit according to Embodiment 2.
  • FIG. 6 is a perspective view of an outdoor unit according to Embodiment 3 viewed from a front side thereof;
  • FIG. 7 is a perspective view of the outdoor unit according to Embodiment 3 viewed from a back side thereof;
  • FIG. 8 is a sectional view taken along the line A-A of FIG. 6 .
  • FIGS. 1 to 3 A configuration of an outdoor unit of an air conditioner (hereinafter, referred to as the “outdoor unit”) and a protective member of the outdoor unit will be described with reference to FIGS. 1 to 3 .
  • the present embodiment is characterized by a point of including a configuration for installing a protective member for preventing a heat exchanger from damaging to the outdoor unit, and a point of providing the protective member, descriptions for the other configurations will be simplified.
  • FIG. 1 is a perspective view of the outdoor unit according to Embodiment 1 viewed from a front side thereof
  • FIG. 2 is a perspective view of the outdoor unit viewed from a back side thereof
  • FIG. 3 is a sectional view taken along the line A-A of FIG. 1 .
  • the outdoor unit 1 is arranged out of doors, and configures an air conditioner for adjusting an indoor temperature or humidity together with an indoor unit (not depicted) to be arranged indoors.
  • the outdoor unit 1 includes a casing (main body) 2 in a rectangular parallelepiped shape, and further includes a heat exchanger 3 , an outdoor fan 4 , and a compressor (not depicted) housed inside the casing 2 , and so on.
  • the casing 2 is composed of a top surface panel 5 constituting an upper surface of the outdoor unit 1 , a main body panel 6 constituting a side surface part of the outdoor unit 1 , and a base 7 constituting a bottom surface of the outdoor unit 1 .
  • a side surface on the left of the main body panel 6 when viewed from the arrow B direction is defined as the left side surface 6 b
  • a side surface on the right of the main body panel 6 when viewed from the arrow B direction is defined as the right side surface 6 c
  • a surface at a position opposite to the front surface 6 a is defined as the back surface 6 d of the main body panel 6 .
  • Rectangular intake openings 8 , 9 are formed in the back surface 6 d and left side surface 6 b of the main body panel 6 , and an exhaust opening 10 for blowing out the air that is taken in from outside to the casing 2 via the intake openings 8 , 9 is formed in the front surface 6 a of the main body panel 6 .
  • Protective nets 11 , 12 to cover the heat exchanger 3 are formed on the intake openings 8 , 9 , respectively.
  • Each of the protective nets 11 , 12 has a lattice shape constituted by a plurality of vertical bars and a plurality of horizontal bars, and has a function of preventing an object from contacting the heat exchanger 3 .
  • the protective nets 11 , 12 may be formed integrally with the back surface 6 d and left side surface 6 b of the main body panel 6 , or may be configured such that a protective net constituted as an individual member is fit into each of the intake openings 8 , 9 .
  • An outdoor fan 4 is arranged between the exhaust opening 10 and the heat exchanger 3 .
  • the outdoor fan 4 takes in the outside air from the intake openings and makes the air pass the heat exchanger 3 , and after that, the air is exhausted from the exhaust opening 10 .
  • two outdoor fans 4 are arranged in a stack in the vertical direction of the casing 2 , and two exhaust openings 10 corresponding to the two outdoor fans 4 are formed.
  • the arrangement number of the outdoor fans is not limited to two, but is appropriately changeable.
  • the heat exchanger 3 has a plurality of thin fins and a copper tube (not shown in the drawings) passing through the thin fins and in which a refrigerant flows, and performs heat exchange between the outside air taken in from the intake openings 8 , 9 , and the refrigerant flowing in the copper tube.
  • the heat exchanger 3 is arranged inside the casing 2 in the vicinity of the intake openings 8 , 9 in a standing state to close the intake openings 8 , 9 , and part thereof is exposed from the protective nets 11 , 12 of the intake openings 8 , 9 .
  • the heat exchanger 3 closes the intake openings 8 , 9 , namely, the two surfaces of the main body panel 6 (the left side surface 6 b and back surface 6 d ), it is arranged to form an L-shape in a sectional shape taken along the line A-A as shown in FIG. 3 .
  • the protective member 13 to cover the heat exchanger 3 exposed from the protective nets 11 , 12 formed in the intake openings 8 , 9 is provided between the back surface 6 d and the left side surface 6 b of the main body panel 6 , and the heat exchanger 3 .
  • the protective member 13 is, for example, attached at the production process of the outdoor unit 1 , and detached after carrying and installing works thereof are finished. In this manner, damaging of the exposed heat exchanger 3 is prevented at the carrying and installing processes of the outdoor unit 1 .
  • FIG. 4 is a view showing the protective member of the outdoor unit according to Embodiment 1.
  • the protective member 13 has continuous folds in the short-length direction thereof, and the plurality of folds are formed at fine intervals in the longitudinal direction thereof. Due to such a configuration, the protective member 13 becomes bendable freely along the folds extending in the short-length direction.
  • the protective member 13 is formed of a soft material such as a corrugated board. As shown in FIG. 3 , an end portion 13 a of the protective member 13 is inserted to a position similar to an end portion 3 a of the heat exchanger 3 , and an opposite end portion 13 b of the protective member 13 is arranged to be projected by a slight amount from a slit hole 14 that is provided in the front surface 6 a of the main body panel 6 .
  • the slit hole 14 is formed in an area where the end portion 13 b of the protective member 13 is positioned when the protective member 13 is arranged inside the casing 2 to close the intake openings 8 , 9 .
  • FIG. 3 shows the slit hole 14 that is formed in such an area in parallel with the exhaust openings 10 , with the longitudinal direction of the aperture of the hole to be oriented to the vertical direction of the front surface 6 a.
  • the opening of the slit hole 14 has a shape such that the short-length direction side of the protective member 13 can pass through it.
  • the first inner frame 15 a and the second inner frame 15 b are provided to stand at two places as shown in FIG. 3 , being positions which are between the heat exchanger 3 and the main body panel 6 , and which do not hinder the heat exchanging operation of the heat exchanger 3 .
  • the first inner frame 15 a is provided to stand at a position on which the end portion 3 a of the heat exchanger 3 abuts
  • the second inner frame 15 b is provided to stand at a position on which a bending part of the L-shaped heat exchanger 3 abuts.
  • the first inner frame 15 a has a function of guiding the arrangement of the end portion 13 a of the inserted protective member 13
  • the second inner frame 15 b has a function of guiding the protective member 13 to be bent along the shape of the heat exchanger 3 , and also a function of guiding the protective member to be moved outside the casing 2 through the slit hole 14 .
  • the surfaces (the outer peripheral shape thereof) on which the first inner frame 15 a and the second inner frame 15 b contact the protective member 13 are curved; thus, the protective member 13 can be arranged without damaging the heat exchanger 3 , and the protective member 13 can be pulled out from the slit hole 14 without damaging the heat exchanger 3 .
  • the end portion 13 b of the protective member 13 projecting from the slit hole 14 is held, and the protective member 13 is pulled out in the arrow C direction.
  • the protective member 13 is moved toward the slit hole 14 with changing its own shape along the outer peripheral shape of the second inner frame 15 b . In this manner, the whole protective member 13 can be pulled out smoothly from the slit hole 14 without damaging the heat exchanger 3 .
  • the heat exchanger 3 , outdoor fan 4 , compressor and so on are placed thereon. Further, the first inner frame 15 a and second inner frame 15 b are provided to stand at predetermined positions on the side of the back surface 6 d of the heat exchanger 3 .
  • the protective member 13 is arranged to cover the heat exchanger 3 along the first inner frame 15 a and second inner frame 15 b , and the end portion 13 b is made to be projected by a predetermined amount from the slit hole 14 that is formed in the front surface 6 a of the main body panel 6 . Thereafter, the back surface 6 d and left side surface 6 b of the main body panel 6 are assembled thereto, and the top surface panel 5 is fitted thereto. Note that, the assembling method cannot be limited to the above one.
  • this Embodiment 1 since it is configured to include: the first inner frame 15 a and the second inner frame 15 b that guide the arrangement, bending and movement of the protective member 13 provided between the back surface 6 d and left side surface 6 b of the main body panel 6 , and the heat exchanger 3 ; and the slit hole 14 for pulling out the protective member 13 outside the casing 2 , the attachment work of the protective member of the heat exchanger can be easily achieved, and further, the protective member can be easily removed from the casing after the installation of the outdoor is finished. In this manner, in the carrying work or in the installing work of the outdoor unit, damage of the heat exchanger can be easily prevented.
  • the protective member 13 since it is configured that the protective member 13 freely bendable in a predetermined direction is arranged between the heat exchanger 3 and the intake openings 8 , 9 , and that one end of the protective member 13 is arranged to be projected from the slit hole 14 by a slight amount, the protective member can be arranged in accordance with the shape of the heat exchanger, and further, after the installation of the outdoor unit is finished, the protective member can be easily removed by pulling out the one end of the protective member being projected.
  • Embodiment 1 the outdoor unit 1 having a heat exchanger 3 whose sectional shape taken along the line A-A is formed to be the L-shape is exemplified.
  • This Embodiment 2 shows a case in which a protective member is applied to an outdoor unit having a heat exchanger 3 b formed in a U-shape in the sectional shape taken along the line A-A.
  • FIG. 5 is a sectional view of the outdoor unit according to Embodiment 2, which is obtained in the portion corresponding to the line A-A shown in FIG. 1 .
  • FIG. 1 and FIG. 2 shown in Embodiment 1 Perspective views of an outdoor unit 1 a in Embodiment 2 as viewed from the front surface 6 a and back surface 6 d are the same as those of FIG. 1 and FIG. 2 shown in Embodiment 1, and hence descriptions thereof will be omitted.
  • the outdoor unit 1 a includes a casing 2 in a rectangular parallelepiped shape, and a heat exchanger 3 b , an outdoor fan 4 , a compressor, and so on that are housed inside the casing 2 is the same as that of Embodiment 1.
  • a right side surface 6 c is also provided with an intake opening 21 in a rectangular shape, in addition to the back surface 6 d and a left side surface 6 b .
  • a protective net 22 having a lattice shape constituted by a plurality of vertical bars and a plurality of horizontal bars is formed in the intake opening 21 of the right side surface 6 c .
  • the constitution of that protective net 22 is the same as that of each of the protective nets 11 , 12 shown in Embodiment 1.
  • the heat exchanger 3 b in Embodiment 2 is arranged inside the casing in the vicinity of the intake openings 8 , 9 and the intake opening 21 in a standing state to close the intake openings 8 , 9 and the intake opening 21 , and parts of the heat exchanger are exposed from the protective nets 11 , 12 , 22 of the intake openings 8 , 9 , 21 . Since the heat exchanger 3 b closes the intake openings 8 , 9 , 21 , namely, three surfaces of the main body panel 6 , the exchanger is arranged such that the horizontal sectional shape is formed in the U-shape as shown in FIG. 5 .
  • a configuration and a function of the heat exchanger 3 b itself are the same as those of the heat exchanger 3 shown in Embodiment 1, and hence descriptions thereof will be omitted.
  • the protective member 23 used for the outdoor unit 1 a according to Embodiment 2 will be described.
  • the protective member 23 has folds each of which is continuous in the short-length direction thereof, and a plurality of folds is formed at fine intervals in the longitudinal direction thereof.
  • an illustration thereof will be omitted. Due to such a configuration, the protective member 23 becomes bendable freely along the folds extending in the short-length direction.
  • the protective member 23 is formed of a soft material such as a corrugated board. As shown in FIG.
  • an end portion 23 a of the protective member 23 is inserted to a similar position to an end portion 3 c of the heat exchanger 3 b , and the opposite end portion 23 b of the protective member 23 is arranged to be projected by a slight amount from a slit hole 14 provided in the front surface 6 a of the main body panel 6 .
  • the length of the protective member 23 in the longitudinal direction is set to be longer by the amount that closes the intake opening 21 of the right side surface 6 c.
  • the slit hole 14 is formed in the area where the end portion 23 b of the protective member 23 is positioned.
  • the opening of the slit hole 14 has a shape in which the short-length side of the protective member 23 can pass through it.
  • the first inner frame 15 a , second inner frame 15 b , and third inner frame 15 c are provided to stand at positions between the heat exchanger 3 b and the main body panel 6 where they do not hinder heat exchanging operation of the heat exchanger 3 b .
  • Each of the first inner frame 15 a and second inner frame 15 b is provided to stand at a position on which a bending part of the U-shaped heat exchanger 3 b abuts, and the third inner frame 15 c is provided to stand at a position on which the end portion 3 c of the heat exchanger 3 b abuts.
  • the third inner frame 15 c has a function of guiding the arrangement of the end portion 23 a of the inserted protective member 23
  • each of the first inner frame 15 a and the second inner frame 15 b has a function of guiding the protective member 23 to be bent along the shape of the heat exchanger 3 , and guiding the protective member to be moved outside the casing 2 through the slit hole 14 . As shown in FIG.
  • the surface (outer peripheral shape) of each of the first inner frame 15 a , second inner frame 15 b and third inner frame 15 c contacting the protective member 23 is curved; thus, the protective member 23 can be arranged without damaging the heat exchanger 3 b , and the protective member 23 can be pulled out from the slit hole 14 without damaging the heat exchanger 3 b.
  • the end portion 23 b of the protective member 23 projecting from the slit hole 14 is held, and the protective member 23 is pulled out in the arrow C direction.
  • the protective member 23 is moved toward the slit hole 14 as the shape is changed along the outer peripheral shapes of the first inner frame 15 a and the second inner frame 15 b . In this manner, the whole protective member 23 can be pulled out smoothly from the slit hole 14 without damaging the heat exchanger 3 b.
  • an assembling method of the outdoor unit 1 a is similar to that shown in Embodiment 1.
  • the first inner frame 15 a As described above, according to this Embodiment 2, it is configured to include: the first inner frame 15 a , second inner frame 15 b , and third inner frame 15 c that guide the arrangement, bending and movement of the protective member 23 to be arranged between the back surface 6 d , left side surface 6 b , and right side surface 6 c of the main body panel 6 , and the heat exchanger 3 b ; and the slit hole 14 for pulling out the protective member 23 outside the casing 2 .
  • the protective member of the heat exchanger can be easily attached thereto, and further the protective member can be easily removed from the casing after the installation of the outdoor unit is finished. In this manner, in the carrying work or in the installing work of the outdoor unit, damage of the heat exchanger can be easily prevented.
  • the protective member 23 since it is configured that the protective member 23 freely bendable in a predetermined direction is arranged between the heat exchanger 3 b and the intake openings 8 , 9 , 21 , and that one end of the protective member 23 is arranged to be projected from the slit hole 14 , the protective member can be arranged in accordance with the shape of the heat exchanger, and further, after the installation of the outdoor unit is finished, the protective member can be easily removed by pulling out the projected end of the protective member.
  • the protective member 23 is configured to arrange the protective member 23 to protect the heat exchanger 3 b arranged on the left and right side surfaces 6 b , 6 c , and the back surface 6 d of the main body panel 6 of the casing 2 ; thus, even in the outdoor unit that the heat exchanger is exposed in the two side surfaces and the back surface of the main body panel in the casing, the heat exchanger can be protected in the carrying work and the installing work, and after the installation, the protective member can be easily pulled out from the front surface. Further, even when the installation place is a space such that the two side surfaces and the back surface of the main body panel are narrow, the protective member can be easily pulled out from the front surface.
  • each of the first inner frame 15 a , second inner frame 15 b , and third inner frame 15 c contacts the protective member 23 is configured to be curved, the whole protective member can be pulled out smoothly from the slit hole without damaging the heat exchanger.
  • FIG. 6 is a perspective view of the outdoor unit according to Embodiment 3 viewed from the front side thereof
  • FIG. 7 is a perspective view of the outdoor unit viewed from the back side thereof
  • FIG. 8 is a sectional view taken along the line A-A in FIG. 6 .
  • an outdoor unit 1 b includes a casing 2 in a rectangular parallelepiped shape, and includes a heat exchanger 3 , an outdoor fan 4 , and a compressor, and so on inside the casing 2 is the same as that of Embodiment 1.
  • a back surface 6 d and a left side surface 6 b are provided with rectangular intake openings 8 , 9 , respectively, and a front surface 6 a of the main body panel 6 is provided with an exhaust opening 10 .
  • Protective nets 11 , 12 are formed in intake openings 8 , 9 , respectively.
  • the heat exchanger 3 is arranged to close the intake openings 8 , 9 , that is, to have an L-shape in a sectional shape taken along the line A-A.
  • the protective member 13 is freely bendable along folds formed in the short-length direction thereof, similarly to that of Embodiment 1, and is formed of a soft material such as a corrugated board. As shown in FIG. 8 , an end portion 13 b of the protective member 13 is inserted to the position similar to the end portion 3 d of the heat exchanger 3 , and the end portion 13 b of the protective member 13 is arranged to be projected by a slight amount from the slit hole 31 provided in the right side surface 6 c of the main body panel 6 .
  • the slit hole 31 is formed in an area where an end portion 13 a of the protective member 13 is positioned when the protective member 13 is arranged inside the casing 2 to cover the intake openings 8 , 9 .
  • the slit hole 31 has a shape in which the short-length side of the protective member 13 can pass through it.
  • a second inner frame 15 b (second guide member) and a fourth inner frame 15 d (first guide member) are provided to stand at two places, each of which is a position that is between the heat exchanger 3 and the main body panel 6 , and that does not hinder the heat exchanging operation of the heat exchanger 3 .
  • the second inner frame 15 b is provided to stand at a position on which a bending part of the L-shaped heat exchanger 3 abuts
  • the fourth inner frame 15 d is provided to stand at a position on which the end portion 3 d of the heat exchanger 3 abuts.
  • the fourth inner frame 15 d has a function of guiding the arrangement of the inserted protective member 13
  • the second inner frame 15 b has a function of guiding the protective member 13 to be bent along the shape of the heat exchanger 3 when the protective member 13 is pulled out, and guiding the protective member 13 to be moved outside the casing 2 through the slit hole 31 .
  • the surfaces (outer peripheral shape) where the second inner frame 15 b and the fourth inner frame 15 d contact the protective member 13 are curved; thus, the protective member 13 can be arranged without damaging the heat exchanger 3 , and the protective member 13 can be pulled out from the slit hole 31 without damaging the heat exchanger 3 .
  • the heat exchanger 3 , outdoor fan 4 , compressor and so on are placed thereon.
  • the second inner frame 15 b and fourth inner frame 15 d are provided to stand at predetermined positions on the side of the back surface 6 d of the heat exchanger 3 .
  • the protective member 13 is arranged to cover the heat exchanger 3 along the second inner frame 15 b and fourth inner frame 15 d , and the end portion 13 a is arranged to project by a predetermined amount from the slit hole 31 that is formed in the right side surface 6 c of the main body panel 6 .
  • the back surface 6 d and left side surface 6 b of the main body panel 6 are assembled thereto, and a top surface panel 5 is fitted to the assembled body.
  • the assembling method cannot be limited to the above one.
  • the protective member of the heat exchanger can be easily attached thereto, and further the protective member can be easily removed from the casing after the installation of the outdoor unit is finished. In this manner, damage of the heat exchanger can be easily prevented in the carrying work or in the installing work of the outdoor unit.
  • the protective member 13 since it is configured that the protective member 13 freely bendable in a predetermined direction is arranged between the heat exchanger 3 and the intake openings 8 , 9 , and that one end of the protective member 13 is arranged with projected from the slit hole 31 by a slight amount, the protective member can be arranged in accordance with the shape of the heat exchanger, and further after the installation of the outdoor unit is finished, the protective member can be easily removed by pulling out the projected end of the protective member.
  • the protective member can be pulled out from the right side when the outdoor unit is viewed from the front.
  • first inner frame 15 a second inner frame 15 b , third inner frame 15 c , and fourth inner frame 15 d are not limited to those described in Embodiments 1 to 3 described above, but can be appropriately changed. So long as the shape is capable of smoothly pulling out the protective member, any shape can be adopted, such as a rod formed to be cylindrical shape provided to stand, for example.
  • the number of the inner frames to be placed is not limited to those shown in Embodiments 1 to 3 mentioned above, but can be appropriately changed.
  • the outdoor unit according to the present invention has a configuration in which a simple protective member for preventing a heat exchanger from damage can be easily placed in a casing, and the protective member can be easily pulled out from the slit hole. As a result, it is suitable as protection means of a heat exchanger in an outdoor unit to be installed in a narrow space.
US15/309,152 2014-05-27 2014-05-27 Outdoor unit and assembly method for outdoor unit Abandoned US20170082304A1 (en)

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PCT/JP2014/063984 WO2015181892A1 (ja) 2014-05-27 2014-05-27 室外機および室外機の組立方法

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US (1) US20170082304A1 (ja)
EP (1) EP3150930B1 (ja)
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JP6942260B2 (ja) * 2018-08-20 2021-09-29 三菱電機株式会社 冷凍サイクル装置の室外機の梱包体

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CN106461244A (zh) 2017-02-22
JPWO2015181892A1 (ja) 2017-04-20
EP3150930A4 (en) 2018-03-14
EP3150930B1 (en) 2019-01-09
JP5968582B2 (ja) 2016-08-10
EP3150930A1 (en) 2017-04-05
WO2015181892A1 (ja) 2015-12-03

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