JP2013076519A - Support member for closing valve in outdoor unit, and outdoor unit including the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a support member for a closing valve capable of enhancing versatility in different types of outdoor units without needing to secure a mounting space of the support member on a bottom frame of the outdoor unit.SOLUTION: This support member for a closing valve in an outdoor unit 2 is used for supporting closing valves 18, 19 connected to an indoor unit 3 of an air conditioner 1, and mounted to a structure member 27 of the outdoor unit 2 arranged in a cantilever form by extending in the vertical direction. The support member 45 includes a fixation part 60 for fixing the closing valves 18, 19 thereto, and at least two leg parts 61, 62 mounted to the structure member 27, wherein the two leg parts 61, 62 are arranged by being horizontally branched from a base end of the fixation part 60.

Description

  The present invention relates to a support member for a closing valve in an outdoor unit and an outdoor unit including the same.

  As an air conditioner used in a building such as a building or a general house, a separate type having an indoor unit and an outdoor unit is widely used. In this air conditioner, a refrigerant circuit is provided between the outdoor unit and the indoor unit, and a closing valve for connecting a refrigerant pipe from the indoor unit is provided at the end of the refrigerant circuit in the outdoor unit. . When the air conditioner is installed, the shut-off valve enables the refrigerant to flow between the outdoor unit and the indoor unit by switching from closed to open after connecting the refrigerant pipe from the indoor unit.

  The following Patent Document 1 discloses a structure for mounting a closing valve in an outdoor unit. The mounting structure of the closing valve includes a support member that includes a base portion that extends upward from the bottom frame of the outdoor unit and a fixing portion that is continuous with the base portion and fixes the closing valve. Specifically, the support member is provided with two base portions arranged side by side with a space therebetween, and the fixing portion is provided horizontally so as to connect the upper ends of the two base portions, and is formed in a gate shape as a whole.

JP 2007-147247 A

  Since the support member described in Patent Document 1 is attached on the bottom frame of the outdoor unit, it is necessary to secure a space for attaching the support member to the bottom frame. However, since various devices such as a compressor are mounted on the bottom frame, there is a drawback in that the degree of freedom of layout of the devices is reduced due to the presence of the support member.

Further, when performing maintenance or the like on the equipment on the bottom frame, there is a possibility that the base portion of the support member erected on the bottom frame becomes an obstacle.
Furthermore, since the supporting member described in Patent Document 1 can support the closing valve only at a certain height from the bottom frame, it cannot be shared between different types of outdoor units having different mounting heights of the closing valve. There is also a drawback.

  An object of the present invention is to provide a support member for a shut-off valve that does not need to secure a mounting space for a support member on a bottom frame and can improve versatility, and an outdoor unit including the support member. To do.

(1) A support member for a closing valve in an outdoor unit for supporting a closing valve connected to an indoor unit of an air conditioner via a refrigerant pipe,
It is attached in a cantilever manner to the structural member of the outdoor unit that is extended in the vertical direction.

  According to this configuration, since the support member for the closing valve is attached in a cantilever manner to the structural member of the outdoor unit arranged in the vertical direction, the support member is attached on the bottom frame of the outdoor unit. There is no need to secure space. Therefore, the freedom degree of the layout of the apparatus mounted on a bottom frame can be raised. In addition, since the support member can be disposed above the bottom frame with an interval, the support member is less likely to become an obstacle when performing maintenance or the like on the equipment on the bottom frame. In addition, since the support member is attached in a cantilever manner to the structural member arranged in the vertical direction, the height of the closing valve can be easily changed by changing the mounting position of the support member relative to the structural member in the vertical direction. can do. Therefore, it becomes possible to share a support member among different types of outdoor units having different mounting heights of the closing valves.

(2) The support member has a fixed portion to which the shut-off valve is fixed and at least two legs attached to the structural member, and the two legs are the fixed portion. It is preferable to be branched from the base end portion of the portion in the horizontal direction.
With such a configuration, the load applied in the horizontal direction with respect to the fixed portion can be suitably received by at least two legs, and the closing valve can be stably supported by the support member.

(3) It is preferable that three or more leg portions are arranged in the vertical direction.
With such a configuration, the load applied in the horizontal direction to the fixed portion can be supported in a balanced manner by three or more legs in the vertical direction.

(4) In the support member of (3), it is preferable that the leg portion branched to one side in the horizontal direction and the leg portion branched to the other side are alternately provided in the vertical direction.
According to this configuration, it is possible to support the load applied in the horizontal direction with respect to the fixed portion in a more balanced manner.

(5) In the support member according to (3) or (4), it is preferable that the upper leg portion and the lower leg portion are branched in the same direction.
With such a configuration, the support strength in the direction in which the upper leg portion and the lower leg portion branch can be further increased.

(6) It is preferable that the support member according to (4) or (5) further includes a connecting portion that connects tip ends of at least two leg portions that are separated in the vertical direction and branch in the same direction.
With such a configuration, legs that are spaced apart in the vertical direction can be reinforced together.

(7) The fixed portion and the leg portion are formed from a single plate material,
It is preferable that the leg portion is constituted by a folded piece folded back in the horizontal direction from the base end portion of the fixed portion.
With such a configuration, the support member can be easily manufactured with a small number of parts.

  (8) An outdoor unit according to the present invention includes a structural member arranged to extend in the vertical direction, a support member according to any one of (1) to (7) attached to the structural member, And a closing valve supported by the support member.

  (9) In the outdoor unit, the structural member is preferably a support column.

  According to the present invention, it is not necessary to secure a mounting space for the support member on the bottom frame, and the support member can be shared between different types of outdoor units having different mounting heights of the shut-off valves. Can be increased.

It is a schematic diagram which shows the refrigerant circuit of the air conditioning apparatus which has an outdoor unit in the 1st Embodiment of this invention. It is a perspective view which shows the external appearance of an outdoor unit. It is a top view inside an outdoor unit. It is a schematic perspective view which shows the state which removed the side panel and bellmouth of the outdoor unit. It is a schematic front view which shows the lower part side of the outdoor unit of the state which removed the side panel. It is a perspective view which shows the supporting member for closing valves. It is a top view which shows the leg part of a supporting member. It is a front view which shows the fixing | fixed part of a supporting member. It is a side view which shows a closing valve. It is a figure explaining the procedure which processes the leg part of a supporting member. It is a perspective view which shows the leg part of the supporting member which concerns on the 2nd Embodiment of this invention. It is explanatory drawing explaining the procedure which processes the leg part of a supporting member. It is a perspective view which shows the leg part of the supporting member which concerns on the 3rd Embodiment of this invention. It is a top view which shows the leg part of the supporting member which concerns on the 4th Embodiment of this invention. It is a perspective view which shows the leg part of the supporting member which concerns on the 5th Embodiment of this invention.

Drawing 1 is a mimetic diagram showing the refrigerant circuit of the air harmony device which has the outdoor unit concerning a 1st embodiment of the present invention.
The air conditioner 1 is a multi-type air conditioner for buildings, for example, and a refrigerant circuit so that a plurality of indoor units 3 are connected in parallel to one or a plurality of outdoor units 2 so that refrigerant can flow. 10 is formed.

  The outdoor unit 2 is provided with a compressor 11, a four-way switching valve 12, an outdoor heat exchanger 13, an outdoor expansion valve 14, a blower 23, and the like. The indoor unit 3 is provided with an indoor expansion valve 15, an indoor heat exchanger 16, and the like. The four-way switching valve 12 and the indoor heat exchanger 16 are connected by a gas side refrigerant communication pipe 17a, and the outdoor expansion valve 14 and the indoor expansion valve 15 are connected by a liquid side refrigerant communication pipe 17b. A gas side shut-off valve 18 and a liquid side shut-off valve 19 are provided at a terminal portion of the internal refrigerant circuit of the outdoor unit 2. The gas side closing valve 18 is arranged on the four-way switching valve 12 side, and the liquid side closing valve 19 is arranged on the outdoor expansion valve 14 side. A gas side refrigerant communication pipe 17 a is connected to the gas side shutoff valve 18, and a liquid side refrigerant communication pipe 17 b is connected to the liquid side shutoff valve 19.

  In the air conditioner 1 having the above-described configuration, when the cooling operation is performed, the four-way switching valve 12 is held in a state indicated by a solid line in FIG. The high-temperature and high-pressure gaseous refrigerant discharged from the compressor 11 flows into the outdoor heat exchanger 13 through the four-way switching valve 12 and is condensed and liquefied by exchanging heat with the outdoor air by the operation of the blower 23. The liquefied refrigerant passes through the fully-expanded outdoor expansion valve 14 and flows into each indoor unit 3 through the liquid side refrigerant communication pipe 17b. In the indoor unit 3, the refrigerant is decompressed to a predetermined low pressure by the indoor expansion valve 15, and further evaporates by exchanging heat with indoor air in the indoor heat exchanger 16. The room air cooled by the evaporation of the refrigerant is blown into the room by an indoor fan (not shown) to cool the room. The refrigerant evaporated and vaporized in the indoor heat exchanger 16 returns to the outdoor unit 2 through the gas-side refrigerant communication pipe 17 a and is sucked into the compressor 11.

  On the other hand, when the heating operation is performed, the four-way switching valve 12 is held in a state indicated by a broken line in FIG. The high-temperature and high-pressure gaseous refrigerant discharged from the compressor 11 flows into the indoor heat exchanger 16 of each indoor unit 3 through the four-way switching valve 12, and exchanges heat with indoor air to condense and liquefy. The indoor air heated by the condensation of the refrigerant is blown into the room by an indoor fan to heat the room. The refrigerant liquefied in the indoor heat exchanger 16 returns from the fully opened indoor expansion valve 15 to the outdoor unit 2 through the liquid side refrigerant communication pipe 17b. The refrigerant that has returned to the outdoor unit 2 is decompressed to a predetermined low pressure by the outdoor expansion valve 14, and further evaporates by exchanging heat with outdoor air in the outdoor heat exchanger 13. The refrigerant evaporated and evaporated in the outdoor heat exchanger 13 is sucked into the compressor 11 through the four-way switching valve 12.

  2 is a perspective view showing an appearance of the outdoor unit 2, FIG. 3 is a plan view of the interior of the outdoor unit 2, and FIG. 4 is a perspective view showing a state in which the side panel 29 and the bell mouth 30 of the outdoor unit 2 are removed. It is. The outdoor unit 2 of the present embodiment includes an outdoor unit main body (casing) 5 and a refrigerant circuit 10 such as an outdoor heat exchanger 13, a compressor 11, and a four-way switching valve 12 incorporated in the outdoor unit main body 5 (see FIG. 1) and a blower 23 provided on the upper part of the outdoor unit body 5. Then, the outdoor unit 2 sucks air from the side surface of the outdoor unit body 5 by operating the blower 23, performs heat exchange with the refrigerant by the outdoor heat exchanger 13, and then moves upward to the outdoor unit body 5. It is configured to blow out air.

  The outdoor unit main body 5 is formed in a substantially rectangular parallelepiped shape, and includes a bottom frame 26, a support column 27, a cross beam 28, a side panel 29, and the like. As shown in FIG. 3, the bottom frame 26 is formed in a quadrangular shape in plan view. In addition, leg portions 26a (see FIG. 2) that are in contact with the ground are provided on two opposite sides of the bottom frame 26 of the present embodiment. The column 27 is formed of a long member having a substantially L-shaped cross section and extending in the vertical direction, and is attached to the four corners of the bottom frame 26. As shown in FIG. 4, the upper ends of the two support columns 27 on the front side and the upper ends of the two support columns 27 on the rear side are respectively connected by horizontal beams 28. A bell mouth 30 (see FIG. 2) surrounding the blower 23 is attached to the upper end portion of the support column 27 and the horizontal beam 28. The bell mouth 30 is formed in a rectangular shape substantially the same as the bottom frame 26 in plan view. Further, a support base 31 including a pair of support members 37 is installed on the front and rear horizontal beams 28, and a leg portion 23 b of the motor 23 a of the blower 23 is attached to the support base 31.

  The outdoor heat exchanger 13 is of a cross fin coil type, and the heat transfer tube horizontally penetrates a large number of aluminum fins, and heat exchange is performed between the refrigerant flowing through the heat transfer tube and the air flowing through the outdoor heat exchanger 13. Is configured to do. As shown in FIG. 3, the outdoor heat exchanger 13 is bent in a substantially square shape so as to face the four side surfaces excluding one corner portion 5A of the outdoor unit body 5 and to follow the four side surfaces. Yes. Specifically, the outdoor heat exchanger 13 includes a front heat exchange unit 32 along the front side surface (front surface) of the outdoor unit body 5, a left heat exchange unit 33 along the left side surface, and a rear side surface (rear surface). And a right heat exchanging portion 35 along the right side surface. 90 between the front heat exchange unit 32 and the left heat exchange unit 33, between the left heat exchange unit 33 and the rear heat exchange unit 34, and between the rear heat exchange unit 34 and the right heat exchange unit 35. Is bent at a degree. In addition, each heat exchange part 32-35 of the outdoor heat exchanger 13 does not necessarily need to oppose in parallel with respect to the side surface of the outdoor unit main body 5, and may oppose it in the inclined state.

  There is an opening between the right end portion (one side end portion in the outdoor heat exchanger 13) 32a of the front heat exchange portion 32 and the front end portion (the other side end portion) 35a of the right heat exchange portion 35. A portion 36 is provided. In the present embodiment, the opening 36 is divided into two by a support column 27 arranged on the right front side. In the following description, the opening 36 arranged on the front surface of the outdoor unit 2 is referred to as the front opening. It is referred to as 36A, and the opening 36 disposed on the right side surface is referred to as a right opening 36B.

  Moreover, the outdoor unit main body 5 is provided between one side end 32a of the outdoor heat exchanger 13 and the support 27, and between the support 27 and the other side end 35a of the outdoor heat exchanger 13, respectively. A side panel 29 is detachably provided, and the front opening 36A and the right opening 36B are closed by the side panel 29, respectively. Although not shown, a lattice-like frame or panel capable of air flow may be attached to a portion of the side surface of the outdoor unit body 5 where the outdoor heat exchanger 13 is disposed.

  In order to arrange devices such as the compressor 11, the four-way switching valve 12, the shut-off valves 18, 19 and the electrical component unit 38 in one corner 5A of the outdoor unit body 5 where the outdoor heat exchanger 13 is not arranged. Device arrangement area R is set. The equipment arrangement region R includes a virtual lane marking α1 that extends rearward from the right end 32a of the front heat exchanger 32 in the outdoor heat exchanger 13 and a virtual lane marking that extends leftward from the front end 35a of the right heat exchanger 35. It is set to a range of a square in plan view surrounded by α2 and the two side surfaces (two side panels 29) of the outdoor unit main body 5 arranged at the corner 5A. In the device arrangement region R, a machine room 39 that is partitioned in a horizontal direction from the heat exchange chamber 41 by a partition wall 40 is provided.

  In the machine room 39, the compressor 11 is fixed on the bottom frame 26 with bolts or the like. Further, the shut-off valves 18 and 19 are supported by a support member 45 attached to the right front column 27. The electrical component unit 38 includes a control board for the entire outdoor unit 2, a control board (inverter board) for the compressor 11, and the like. In FIG. 4, only the compressor 11, the support member 45, and the electrical component unit 38 among the devices in the machine room 39 are shown, and the others are omitted.

  The partition wall 40 is provided between one side end 32 a and the other side end 35 a of the outdoor heat exchanger 13, and is provided across the height of the outdoor unit body 5 in the vertical direction. Specifically, the partition wall 40 includes a side wall 40a extending rearward from the right end 32a of the front heat exchanger 32 in the outdoor heat exchanger 13 and a front end of the right heat exchanger 35 in the outdoor heat exchanger 13. And a rear wall portion 40b extending leftward from 35a. Further, the rear wall portion 40b has a portion (inclined wall portion) 40c that is slightly inclined forward in the connection portion with the side wall portion 40a. Further, an upper wall portion (not shown) is provided at the upper end portion of the partition wall 40, and this upper wall portion prevents rain and the like from entering the machine room 39 from the upper part of the outdoor unit body 5. .

  As shown in FIG. 3, the front opening 36 </ b> A formed between one side end 32 a of the outdoor heat exchanger 13 and the support column 27 has a predetermined width W. Specifically, the width W of the front opening 36 </ b> A is formed to be larger than the width of the device arranged in the machine room 39, particularly the compressor 11. Therefore, by removing the side panel 29 that closes the front opening 36A, the compressor 11 can be taken in and out of the machine room 39 through the front opening 36A. Therefore, replacement and maintenance of the compressor 11 can be easily performed. Furthermore, since the machine room 39 is provided at one corner 5A of the outdoor unit body 5, the distance from the outside of the outdoor unit body 5 to the equipment in the machine room 39 is reduced, and the equipment in the machine room 39 is reduced. Can be easily maintained. Further, the closing valves 18 and 19 supported by the support member 45 are exposed to the front through the front opening 36A by removing the side panel 29, and can connect and open / close the refrigerant pipe.

  The width W of the front opening 36A is formed so as to match the width of the electrical component unit 38 including the control base of the outdoor unit 2, and the electrical component unit 38 is attached to the front opening 36A. Yes. Specifically, both end portions in the width direction of the electrical component unit 38 are attached to the one side end portion 32 a and the column 27 of the outdoor heat exchanger 13 located on both side edges of the front opening portion 36 </ b> A via mounting brackets 46. ing. Therefore, the electrical component unit 38 can be suitably attached to the machine room 39 using the side end portion 32 a of the outdoor heat exchanger 13 and the support column 27.

  In the above description, the width W of the front opening 36A is formed so as to allow the compressor 11 to be taken in and out, and the electrical component unit 38 is attached to the front opening 36A, but the width of the right opening 36B is The dimensions may be such that the compressor 11 can be taken in and out, and the electrical component unit 38 may be attached to the right opening 36B. Moreover, operation and maintenance of the equipment in the machine room 39 can also be performed through the right opening 36B.

  A heat transfer tube 13a that curves in a U-shape protrudes from one side end 32a of the outdoor heat exchanger 13. And the cover member 47 which covers this heat exchanger tube 13a is provided in the side end part 32a of the outdoor heat exchanger 13. As shown in FIG. The cover member 47 is formed in a U-shaped cross section so as to surround the heat transfer tube 13a from the front and rear and from the side. Further, the cover member 47 is provided over the entire height in the vertical direction of the outdoor heat exchanger 13, and the lower end portion thereof is fixed to the bottom frame 26, and the upper end portion thereof is the front side cross beam 28 (see FIG. 4). It is fixed to. The cover member 47 covers the heat transfer tube 13a protruding from the outdoor heat exchanger 13, thereby preventing moisture such as condensed water generated in the heat transfer tube 13a from adhering to components in the machine chamber 39. Yes.

  In particular, in the present embodiment, one side in the width direction of the electrical component unit 38 is attached to the outer surface of the cover member 47, and thereby moisture such as condensed water generated in the heat transfer tube 13 a is supplied to the electrical component unit 38. Adhesion can be suitably prevented. The cover member 47 also functions as a column of the outdoor unit body 5 by being provided over the vertical direction of the outdoor unit body 5, and constitutes a structural member of the outdoor unit body 5 together with the four columns 27, The strength of the machine body 5 is increased.

  FIG. 9 is a side view showing the closing valves 18 and 19. The gas-side closing valve 18 and the liquid-side closing valve 19 have substantially the same configuration although the sizes thereof are different from each other. These shut-off valves 18 and 19 have a housing 50 in which a substantially cross-shaped channel is formed. A service port 51 is formed in the upper part of the housing 50. The service port 51 is used for enclosing a refrigerant, evacuating, or the like. A connection pipe 52 that connects the refrigerant communication pipes 17a and 17b (see FIG. 1) from the indoor unit 3 side is provided below the housing 50 so as to extend downward. A refrigerant pipe on the outdoor unit 2 side is connected to the rear end of the housing 50. Further, a flange portion 53 for fixing the closing valves 18 and 19 to the support member 45 is provided at the rear portion of the housing 50. An operation port 54 for opening and closing the closing valves 18 and 19 is provided at the front end of the housing 50.

  As shown in FIGS. 3 to 5, the support member 45 that supports the shut-off valves 18 and 19 has one side portion in the horizontal direction attached to the support column 27 in a cantilever manner. Specifically, the support member 45 includes a fixing portion 60 that fixes the shut-off valves 18 and 19, and a plurality of leg portions 61 and 62 provided at the base end portion of the fixing portion 60. , 62 are attached to the column 27. Further, the fixing portion 60 of the support member 45 is provided in a posture inclined obliquely (about 45 °) with respect to the front surface of the outdoor unit body 5.

Details of the support member 45 will be described below. 6 is a perspective view showing the support member 45 for the shut-off valves 18 and 19, FIG. 7 is a plan view showing the leg portions 61 and 62 of the support member 45, and FIG. 8 shows the fixing portion 60 of the support member 45. It is a front view.
The fixing portion 60 of the support member 45 has a plate surface extending in the vertical direction and is formed of a substantially rectangular plate material that is long in the left-right direction. The upper valves are fitted with the closing valves 18 and 19. Fitting recesses 60a and 60b are formed. In the present embodiment, as shown in FIG. 8, a first fitting recess 60a for fitting the gas side closing valve 18 and a second fitting recess 60b for fitting the liquid side closing valve 19 are formed. ing. The first fitting recess 60a is formed deeper and lower than the second fitting recess 60b. Female screw holes 60c are formed on both sides of the first fitting recess 60a and the second fitting recess 60b, respectively. Then, the rear side of the housing 50 in the closing valves 18 and 19 is fitted into the first fitting recess 60 a and the second fitting recess 60 b, and a fixing bolt (not shown) inserted through the flange 53 is connected to the female screw of the fixing portion 60. The shutoff valves 18 and 19 are fixed to the fixing portion 60 by screwing into the holes 60c. A reinforcing rib 60d is bent at the outer peripheral edge of the fixed portion 60.

  As shown in FIG. 7, the plurality of leg portions 61 and 62 of the support member 45 branch from the base end portion of the fixed portion 60 in the horizontal direction (front-rear direction) and are formed in a substantially L-shaped cross section 27. Are attached to the first side 27a and the second side 27b, respectively. Specifically, the leg portions 61 and 62 include a first leg portion 61 that branches forward from the base end portion of the fixing portion 60 and a second leg portion 62 that branches backward from the base end portion of the fixing portion 60. ing. A hole 65 (see FIG. 6) for inserting the bolt 70 is formed in the first and second leg portions 61 and 62. The first leg 61 is attached to the first side 27 a of the support column 27 by a bolt 70 and a nut 71, and the second leg 62 is attached to the second side 27 b of the support column 27 by a bolt 70 and a nut 71. Yes. In the second leg portion 62 of the present embodiment, a hook 66 is formed by being bent and locked in a hole or slit (not shown) formed in the second side 27b of the support column 27. Yes.

  As shown in FIGS. 6 and 7, the first leg portions 61 and the second leg portions 62 are alternately formed side by side in the vertical direction. The support member 45 of the present embodiment is provided with two first leg portions 61 and one second leg portion 62, which are alternately provided in the vertical direction. Accordingly, the first leg portion 61 is provided on the upper and lower portions of the support member 45, and the second leg portion 62 is provided between the upper and lower first leg portions 61. Each first leg 61 has a smaller vertical width than the second leg 62, but the total vertical width of the two first legs 61 and the vertical width of the second leg 62 Are substantially identical. The top ends of the upper and lower first leg portions 61 are connected to each other by a connecting portion 63.

  As shown in FIG. 7, the first leg portion 61 extends from the base end portion of the fixing portion 60 to the front side, and is attached in a state where the tip end portion 61 a abuts on the first side 27 a of the support column 27. ing. On the other hand, the second leg portion 62 is formed shorter than the first leg portion 61, and is attached in a state where substantially the whole is in contact with the second side 27 b of the support column 27. Therefore, the fixing portion 60 is attached to a position that is slightly decentered to the rear side with respect to the support column 27. The contact surface of the first leg 61 with respect to the first side 27a of the column 27 and the contact surface of the second leg 62 with respect to the second side 27b of the column 27 are arranged with a relative angle θ of 270 °. .

  The fixed portion 60 and the leg portions 61 and 62 constituting the support member 45 are formed by processing one plate material. FIG. 10 is a diagram illustrating a procedure for processing the leg portions 61 and 62 of the support member 45. 10A is a front view of a plate material before the leg portions 61 and 62 are bent, and FIG. 10B shows a state where the leg portions 61 and 62 are bent. It is sectional drawing equivalent to the AA line cross section in.

  As shown in FIG. 10A, in order to process the leg portions 61 and 62 of the support member 45, a substantially U-shaped cut 64 is formed with respect to the forming material (plate material) of the support member 45. Then, as shown in FIG. 10B, the first leg portion 61, the second leg portion 62, and the connecting portion 63 are formed by bending the inner portion and the outer portion of the cut 64 in opposite directions. To do. By processing the first leg portion 61, the second leg portion 62, and the connecting portion 63 in such a procedure, the support member 45 can be easily formed from one plate material, and the upper and lower two first portions A structure in which the leg portions 61 are connected by the connecting portion 63 can be easily formed.

  In the above configuration, the support member 45 of the present embodiment is attached to the support column 27 in a cantilevered manner, so that a space for attaching the support member 45 to the upper surface of the bottom frame 26 of the outdoor unit body 5 is provided. There is no need to secure. Therefore, it is possible to increase the degree of freedom in layout of devices such as the compressor 11 mounted on the bottom frame 26.

In addition, since the support member 45 is disposed above the bottom frame 26 with a space therebetween, the support member 45 is less likely to become an obstacle when performing maintenance work on the equipment on the bottom frame 26. can do.
Further, since the support member 45 is attached to the support column 27 in a cantilevered manner, it is possible to easily cope with a change in the mounting position of the support member 45 in the vertical direction with respect to the support column 27. The height of 19 can be easily changed. Therefore, the support member 45 can be diverted (shared) to different types of outdoor units having different mounting heights of the closing valves 18 and 19, and the versatility of the support member 45 can be enhanced.

  Since the support member 45 includes a plurality of first and second leg portions 61 and 62 that branch in the horizontal direction, a load in the horizontal direction (front-rear direction) acting on the fixed portion 60 is applied to the first and second leg portions. 61, 62 can be suitably supported. Moreover, the leg parts 61 and 62 can support the load of the front-back direction with sufficient balance by arranging three or more side by side in the up-down direction. In particular, the first leg 61 branching forward and the second leg 62 branching rearward are alternately arranged in the vertical direction, so that the load in the front-rear direction can be supported in a more balanced manner, The vertical load acting on the fixed portion 60 and the moment about the horizontal axis along the plate surface of the fixed portion 60 can also be suitably supported. In addition, since the first leg portion 61 that branches forward is provided at two locations of the upper end and the lower end, it is possible to more suitably support the load applied forward to the fixing portion 60. Moreover, since the two 1st leg parts 61 spaced apart up and down are connected by the connection part 63, the said 1st leg parts 61 can mutually be reinforced.

  As shown in FIG. 3 and FIG. 5, the support member 45 is disposed obliquely (approximately 45 °) with respect to the front surface of the outdoor unit body 5 in which the front opening 36A is formed. The width in the left-right direction when the member 45 is viewed from the front side can be made as small as possible, and the support member 45 is prevented from interfering with work such as maintenance performed through the front opening 36A. be able to.

FIG. 11 is a perspective view showing a leg portion of a support member according to the second embodiment of the present invention.
The support member 45 of the present embodiment is provided with three leg portions 61 and 62 in the vertical direction, two first leg portions 61 that branch forward, and one second leg portion 62 that branches backward. Are the same as those of the support member 45 of the first embodiment in that they are alternately provided in the vertical direction. However, the connecting member 63 is not provided in the support member 45 of the present embodiment, and the leg portions 61 and 62 are provided in an independent state. Further, the leg portions 61 and 62 are formed to have the same length, and therefore the fixing portion 60 of the support member 45 is located at a substantially central portion of the front and rear leg portions 61 and 62 in plan view.

  FIG. 12 is a diagram illustrating a procedure for processing the leg portions 61 and 62 of the support member 45. 12A is a front view of the plate material before the leg portions 61 and 62 are bent, and FIG. 12B shows a state in which the leg portions 61 and 62 are bent. It is sectional drawing equivalent to the BB line cross section in. In the present embodiment, leg portions 61 and 62 are formed by forming cuts 64 at two locations on the upper and lower sides of the forming material of the support member 45 and folding back the portions divided by the cuts 64 in the front-rear direction.

FIG. 13: is a perspective view which shows the leg part of the support member based on the 3rd Embodiment of this invention.
In the present embodiment, four leg portions 61 and 62 are provided side by side in the vertical direction, and two first leg portions 61 that branch forward and two second leg portions 62 that branch backward. Are alternately arranged in the vertical direction. Other configurations are the same as those of the second embodiment, and the leg portions 61 and 62 can be formed by substantially the same processing steps.

FIG. 14 is a plan view showing a mounting structure for a support member according to the fourth embodiment of the present invention.
In the first to third embodiments already described, the support member 45 is attached to the support column 27 having a substantially L-shaped cross section. However, in this embodiment, the cross section has a square shape ( The example in which the support member 45 is attached to the column 27 is shown. The leg portions 61 and 62 of the present embodiment are in contact with two adjacent surfaces of the column 27 and are fixed by a bolt 70 so that the first leg portion 61 and the second leg portion 62 are approximately 90 °. Are arranged with a relative angle θ. Other configurations can be configured similarly to the support member 45 of the first to third embodiments.

FIG. 15 is a perspective view showing a leg portion of a support member according to the fifth embodiment of the present invention.
The support member 45 of the present embodiment is different from the above-described embodiments in that the first leg portion 61 that branches forward and the second leg portion 62 that branches backward are formed of separate members. ing. Specifically, one leg portion (second leg portion) 62 is formed integrally with the fixing portion 60, but the other leg portion (first leg portion) 61 includes the fixing portion 60 and one leg portion. It is formed of a plate material different from 62 and is joined by welding or the like. In the present embodiment, both the first leg portion 61 and the second leg portion 62 have the same width as the vertical width of the support member 45.
Even in the present embodiment, although there are substantially the same effects as the above-described embodiments, the number of parts is increased and the step of joining the leg portions 61 is required. The support member 45 of the first to fourth embodiments is more advantageous.

The present invention is not limited to the above-described embodiments, and can be appropriately changed within the scope of the invention described in the claims.
For example, the support member 45 that supports the shut-off valves 18 and 19 is not limited to the support column 27 and can be attached to the cover member 47. Further, when the outdoor heat exchanger 13 itself functions as a structural member of the outdoor unit main body 5, a support member 45 may be attached to a part of the outdoor heat exchanger 13, for example, a tube sheet. it can. In any case, the shapes of the leg portions 61 and 62 can be changed as appropriate according to the attachment location of the support member 45.
The present invention can be applied not only to the upper blowing type outdoor unit but also to the side blowing type outdoor unit.

DESCRIPTION OF SYMBOLS 1 Air conditioning apparatus 2 Outdoor unit 3 Indoor unit 18 Gas side closing valve 19 Liquid side closing valve 27 Support | pillar (structural member)
45 support member 60 fixing part 61 first leg part 62 second leg part 63 connecting part

Claims (9)

A support member for the closing valve in the outdoor unit (2) for supporting the closing valve (18, 19) connected to the indoor unit (3) of the air conditioner (1) via the refrigerant pipe,
A support member for a closing valve in an outdoor unit, wherein the support member is attached to the structural member (27) of the outdoor unit (2) arranged extending in the vertical direction in a cantilever manner.   It has a fixed part (60) to which the shut-off valve (18, 19) is fixed, and at least two legs (61, 62) attached to the structural member (27). The support member for the closing valve in the outdoor unit according to claim 1, wherein the leg portions (61, 62) are provided so as to be branched in a horizontal direction from a base end portion of the fixed portion (60).   The support member for the closing valve in the outdoor unit according to claim 2, wherein three or more leg portions (61, 62) are arranged in the vertical direction.   The closing valve in the outdoor unit according to claim 3, wherein the leg portion (61) branched to one side in the horizontal direction and the leg portion (62) branched to the other side are alternately provided in the vertical direction. Support member.   The support member for the closing valve in the outdoor unit according to claim 3 or 4, wherein the upper leg portion (61) and the lower leg portion (61) are branched in the same direction.   The outdoor unit according to any one of claims 3 to 5, further comprising a connecting portion (63) that connects tip ends of at least two legs (61) that are separated in the vertical direction and branch in the same direction. A support member for a closing valve in The fixed portion (60) and the leg portions (61, 62) are formed from a single plate material,
The said leg part (61, 62) is the closure in the outdoor unit in any one of Claims 2-6 comprised by the folding | turning piece folded back in the horizontal direction from the base end part of the said fixing | fixed part (60). Support member for the valve.   A structural member (23) arranged extending in the vertical direction, a support member (47) according to any one of claims 1 to 7 attached to the structural member (23), and the support member (47) An outdoor unit comprising: a closing valve (18, 19) supported by   The outdoor unit according to claim 8, wherein the structural member (27) is a support column.

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