JP2017096575A - Outdoor unit - Google Patents

Outdoor unit Download PDF

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JP2017096575A
JP2017096575A JP2015230206A JP2015230206A JP2017096575A JP 2017096575 A JP2017096575 A JP 2017096575A JP 2015230206 A JP2015230206 A JP 2015230206A JP 2015230206 A JP2015230206 A JP 2015230206A JP 2017096575 A JP2017096575 A JP 2017096575A
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heater
plate
outdoor unit
bottom plate
housing
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JP6525202B2 (en
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正浩 福原
Masahiro Fukuhara
正浩 福原
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Fujitsu General Ltd
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Fujitsu General Ltd
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Abstract

PROBLEM TO BE SOLVED: To provide an outdoor unit in which a heater is not damaged.SOLUTION: An outdoor unit includes: a housing 140 having a top surface plate 141 and a bottom surface plate 142; a heat exchanger 190 arranged so as to stand up between the top surface plate 141 and the bottom surface plate 142; a front surface plate 110 which is mounted so as to close the front surface of the housing 140, and in which a blowout grill 111 is provided; a fan mounting plate 150 erected along the inside of the front surface of the heat exchanger 190 so as to stand up toward the top surface plate 141 from the bottom surface plate 142 of the housing 140; an exhaust fan 160 mounted on the fan mounting plate 150 so as to face the direction of the blowout grill 111 of the front surface plate 110; and a heater 170 fixed and arranged on the upper surface of the bottom surface plate 142 of the housing 140. A protection cover 200 made of a firm material is provided for covering at least a portion positioned on the front surface side of the fan mounting plate 150 of the heater 170.SELECTED DRAWING: Figure 1

Description

本発明は、室内機に接続される空気調和機の室外機にかかわり、特に寒冷地仕様の室外機に関する。   The present invention relates to an outdoor unit of an air conditioner connected to an indoor unit, and particularly relates to an outdoor unit having a cold district specification.

空気調和機の室外機は、その底面板に排出口から排出すべき水分が残留していると、特に屋外の気温が低い寒冷地では、その残留した水分が結氷する場合がある。そこで従来から、その結氷を防止するために、ヒータが使用されている(例えば、特許文献1)。   In the outdoor unit of an air conditioner, if moisture to be discharged from the discharge port remains on the bottom plate, the remaining moisture may freeze in a cold region where the outdoor temperature is low. Therefore, conventionally, a heater is used to prevent the icing (for example, Patent Document 1).

図3、図4にこのような寒冷地仕様の空気調和機の室外機100を示す。図3において、室外機100は、内部の空気を吹き出す吹出グリル111が設けられた前面板110の右側に、メンテナンス用の着脱自在のサービスパネル120が取り付けられ、右側面には室内機に接続される配管の接続端部を覆う配管カバー130が取り付けられている。   FIG. 3 and FIG. 4 show such an outdoor unit 100 of a cold district specification air conditioner. In FIG. 3, the outdoor unit 100 is provided with a detachable service panel 120 for maintenance on the right side of a front plate 110 provided with a blow-out grill 111 for blowing out internal air, and connected to the indoor unit on the right side. A pipe cover 130 is attached to cover the connection end of the pipe.

図4は室外機100の前面板110を取り外した図である。室外機100の筐体140の天面板141と底面板142の間における前面板110より奥部の中央に、ファン取付板150が立設され、このファン取付板150の上下方向のほぼ中央位置に、図3で示した吹出グリル111の方向を向くように、排気ファン160が取り付けられている。また、筐体140の底面板142の上面には、その底面板142に残留した水分の結氷防止のためのシーズヒータで構成されたヒータ170が配置され、そのヒータ170はクランパ180によって底面板142に固定されている。右側面板143は筐体140の右側面を形成する。熱交換器190は側面部191と背面部192を有するようL次形状に折り曲げた形状に形成されており、筐体140の背面から左側面に亘って天面板141と底面板142の間に縦姿勢で配置されている。   FIG. 4 is a view in which the front plate 110 of the outdoor unit 100 is removed. A fan mounting plate 150 is erected in the center of the back of the front panel 110 between the top panel 141 and the bottom panel 142 of the casing 140 of the outdoor unit 100, and the fan mounting plate 150 is approximately at the center in the vertical direction. The exhaust fan 160 is attached so as to face the direction of the blowing grill 111 shown in FIG. In addition, on the upper surface of the bottom plate 142 of the housing 140, a heater 170 composed of a sheathed heater for preventing icing of moisture remaining on the bottom plate 142 is disposed. It is fixed to. The right side plate 143 forms the right side surface of the housing 140. The heat exchanger 190 is formed in a shape that is bent into an L-order shape so as to have a side surface portion 191 and a back surface portion 192, and is vertically disposed between the top surface plate 141 and the bottom surface plate 142 from the back surface to the left side surface of the housing 140. Arranged in posture.

ヒータ170は、熱交換器190の下部内側に沿うように底面板142の上面に配置される熱交換器側配置部171と、底面板142の上面を熱交換器190の左前面から右奥端に向けて斜めに這うように配置される斜め配置部172を有する。クランパ180は、取付片181と、ヒータ170の熱交換器側配置部171を上から抑える押え部182を有する。このクランパ180は、取付片181がネジB2によってよって筐体140の底面板142の上面にネジ止めされることで、ヒータ170を固定している。   The heater 170 includes a heat exchanger side arrangement portion 171 arranged on the upper surface of the bottom plate 142 along the lower inner side of the heat exchanger 190, and the upper surface of the bottom plate 142 from the left front surface of the heat exchanger 190 to the right rear end. It has the diagonal arrangement | positioning part 172 arrange | positioned so that it may crawl diagonally toward. The clamper 180 includes an attachment piece 181 and a holding portion 182 that holds the heat exchanger side arrangement portion 171 of the heater 170 from above. The clamper 180 fixes the heater 170 by screwing the mounting piece 181 to the upper surface of the bottom plate 142 of the housing 140 by the screw B2.

特願2010−261712号公報Japanese Patent Application No. 2010-261712

ところで、排気ファン160が取り付けられたファン取付板150は、ヒータ170がクランパ180によって筐体140の底面板142の上面に固定された後に、筐体140に対してその前側から縦姿勢で組み込まれる。このため、その組み込み時に、ファン取付板150がヒータ170の斜め配置部172に接触したり、作業者がヒータ170の斜め配置部172の部分を踏みつけて破損させる恐れがあった。特に、ヒータ170の斜め配置部172の下面の底面板142に、図3に示すような補強等のための凹部142aが形成されている場合は、その部分を作業者が踏み付けるとヒータ150が折れる場合があった。   By the way, the fan mounting plate 150 to which the exhaust fan 160 is mounted is assembled in a vertical posture from the front side of the housing 140 after the heater 170 is fixed to the upper surface of the bottom plate 142 of the housing 140 by the clamper 180. . For this reason, the fan mounting plate 150 may come into contact with the obliquely arranged portion 172 of the heater 170 or the operator may step on the obliquely arranged portion 172 of the heater 170 to cause damage. In particular, when the bottom plate 142 on the lower surface of the diagonally arranged portion 172 of the heater 170 is formed with a recess 142a for reinforcement or the like as shown in FIG. 3, when the worker steps on that portion, the heater 150 Sometimes it broke.

本発明の目的は、ヒータが破損しないようにした室外機を提供することである。   The objective of this invention is providing the outdoor unit which prevented the heater from being damaged.

上記目的を達成するために、請求項1にかかる発明は、天面板と底面板を有する筐体と、前記天面板と前記底面板の間において縦姿勢で配置された熱交換器と、前記筐体の前面を閉じるように取り付けられ吹出グリルが設けられた前面板と、前記筐体の前記底面板から前記天面板に向かって立ち上るように前記熱交換器の前面の内側に沿って立設されたファン取付板と、該ファン取付板に前記前面板の前記吹出グリルの方向を向くように取り付けられた排気ファンと、前記筐体の前記底面板の上面に固定されたヒータと、を備えた空気調和器の室外機において、前記ヒータの少なくとも前記ファン取付板の前面側に位置する部分を覆う保護カバーを設けたことを特徴とする。   In order to achieve the above object, the invention according to claim 1 includes a housing having a top plate and a bottom plate, a heat exchanger arranged in a vertical posture between the top plate and the bottom plate, A front plate mounted to close the front surface and provided with a blow-off grill, and a fan erected along the inside of the front surface of the heat exchanger so as to rise from the bottom plate of the housing toward the top plate An air conditioner comprising: a mounting plate; an exhaust fan attached to the fan mounting plate so as to face the blow grill of the front plate; and a heater fixed to the upper surface of the bottom plate of the housing. In the outdoor unit of the apparatus, a protective cover is provided to cover at least a portion of the heater located on the front side of the fan mounting plate.

請求項2にかかる発明は、請求項1に記載の空気調和器の室外機において、前記底面板に凹部が形成され、前記ヒータの前記ファン取付板の前面側に位置する部分が前記凹部をまたぎ、前記保護カバーは前記凹部をまたぐように前記底面板の上面に取り付けられていることを特徴とする。   According to a second aspect of the present invention, in the outdoor unit for an air conditioner according to the first aspect, a recess is formed in the bottom plate, and a portion of the heater located on the front side of the fan mounting plate straddles the recess. The protective cover is attached to the upper surface of the bottom plate so as to straddle the recess.

請求項3にかかる発明は、請求項1又は2に記載の空気調和器の室外機において、前記保護カバーは、前記ヒータを保護するヒータ保護部と、該ヒータ保護部を前記底面板の上面に固定するために該ヒータ保護部に連続して形成された取付片と、を有することを特徴とする。   According to a third aspect of the present invention, in the outdoor unit for an air conditioner according to the first or second aspect, the protective cover includes a heater protective portion that protects the heater, and the heater protective portion on the upper surface of the bottom plate. And an attachment piece continuously formed on the heater protection portion for fixing.

本発明によれば、ヒータの少なくともファン取付板の前面側に位置する部分を保護カバーで覆ったので、排気ファンを取り付けたファン取付板を筐体に前面から取り付ける際に、ファン取付板がヒータに直接当たったり、作業者がヒータを直接踏みつけることはなくなり、ヒータが破損する恐れはなくなる。   According to the present invention, since at least the portion of the heater located on the front side of the fan mounting plate is covered with the protective cover, when the fan mounting plate to which the exhaust fan is mounted is mounted on the housing from the front, the fan mounting plate is the heater. There is no possibility that the heater will be directly hit or the operator will step on the heater directly, and the heater will not be damaged.

本発明の実施例の室外機のヒータ部分を示す斜視図である。It is a perspective view which shows the heater part of the outdoor unit of the Example of this invention. 本実施例のヒータの正面部分の説明図である。It is explanatory drawing of the front part of the heater of a present Example. 一般的な室外機の正面図である。It is a front view of a general outdoor unit. 図3の室外機の前面板を取り外した斜視図である。It is the perspective view which removed the front plate of the outdoor unit of FIG.

図1に本発明の実施例の室外機のヒータ170が配置された部分を示す。図4で説明したものと同じものには同じ符号をつけた。本実施例は、筐体140の底面板142の上面にクランパ180によって固定されるヒータ170の斜め配置部172におけるファン取付板150に対応する位置、つまりファン取付板150の前面側に位置する部分を、堅牢な材質、例えば鉄で形成された保護カバー200で覆って保護するようにした点が従来例と異なる。   FIG. 1 shows a portion where the heater 170 of the outdoor unit according to the embodiment of the present invention is arranged. The same components as those described with reference to FIG. In this embodiment, the position corresponding to the fan mounting plate 150 in the obliquely arranged portion 172 of the heater 170 fixed to the upper surface of the bottom plate 142 of the housing 140 by the clamper 180, that is, the portion positioned on the front side of the fan mounting plate 150. Is different from the conventional example in that it is protected by being covered with a protective cover 200 made of a robust material such as iron.

この保護カバー200は、ヒータ170の斜め配置部172の上面を覆う断面が円弧形状のヒータ保護部201と、そのヒータ保護部201の長手方向の両側に羽根のように広がった平板形状の取付片202,203とを有する。そして、この保護カバー200は、ヒータ保護部201でヒータ170を上から覆って、取付片202,203をネジB1によって筐体140の底面板142の上面に固定することで、取り付けられる。   The protective cover 200 includes a heater protection portion 201 having a circular cross section covering the upper surface of the obliquely arranged portion 172 of the heater 170, and a flat plate-shaped mounting piece that spreads like a blade on both sides of the heater protection portion 201 in the longitudinal direction. 202, 203. The protective cover 200 is attached by covering the heater 170 from above with the heater protection unit 201 and fixing the attachment pieces 202 and 203 to the upper surface of the bottom plate 142 of the housing 140 with screws B1.

この保護カバー200は、ヒータ170を筐体140の底面板142の上面に配置してからクランパ180によって固定する際に、そのクランパ180の取り付けと同時に、ヒータ170に取り付ける。この保護カバー200の取り付けによって、その後に排気ファン160を搭載したファン取付板150を、筐体140の天面板141と底面板142の間に、熱交換器190の前面側から取り付ける際に、ファン取付板150や作業者の靴が保護カバー200に当たることがあっても、ヒータ170に直接当たることはなくなり、ヒータ170が破損する恐れはなくなる。ヒータ170の斜め配置部172の下面の底面板142に凹部142aが形成されている場合であっても、保護カバー200がその凹部142aを完全にまたぐようにその保護カバー200の長さを設定することで、作業者の踏み付けによってヒータ150が折れる恐れはない。   The protective cover 200 is attached to the heater 170 simultaneously with the attachment of the clamper 180 when the heater 170 is disposed on the upper surface of the bottom plate 142 of the housing 140 and then fixed by the clamper 180. When the protective cover 200 is attached, the fan attachment plate 150 on which the exhaust fan 160 is mounted is attached between the top plate 141 and the bottom plate 142 of the housing 140 from the front side of the heat exchanger 190. Even if the mounting plate 150 or the shoe of the worker hits the protective cover 200, it does not hit the heater 170 directly, and the heater 170 is not damaged. Even when the concave portion 142a is formed in the bottom surface plate 142 of the lower surface of the diagonally arranged portion 172 of the heater 170, the length of the protective cover 200 is set so that the protective cover 200 completely covers the concave portion 142a. Thus, there is no possibility that the heater 150 is broken by the operator's stepping.

なお、上記の実施例では、保護カバー200をヒータ170の斜め配置部172におけるファン取付板150の前面側に位置する部分のみに設けたが、斜め配置部172の全体を覆うようにすれば、ヒータ170の保護がより完全となる。また、ヒータ170は、底面板142の上面では前面板110に平行な方向に配置される場合もあるが、この場合も、少なくともファン取付板150の前面側に位置する部分を保護カバー200で覆うことが望ましい。   In the above embodiment, the protective cover 200 is provided only on the front side of the fan mounting plate 150 in the obliquely arranged portion 172 of the heater 170. However, if the entire obliquely arranged portion 172 is covered, The protection of the heater 170 is more complete. In addition, the heater 170 may be arranged in a direction parallel to the front plate 110 on the upper surface of the bottom plate 142. In this case, at least a portion located on the front side of the fan mounting plate 150 is covered with the protective cover 200. It is desirable.

100:室外機
110:前面板、111:吹出グリル
120:サービスパネル
130:配管カバー
140:筐体、141:天面板、142:底面板、142a:凹部、143:右側面板
150:ファン取付板
160:排気ファン
170:ヒータ、171:熱交換器側配置部、172:斜め配置部
180:クランパ、181:取付片、182:押え部
190:熱交換器、191:側面部、102:背面部
200:保護カバー、201:ヒータ保護部、202,203:取付片
B1,B2:ネジ
100: outdoor unit 110: front plate, 111: blowing grill 120: service panel 130: piping cover 140: housing, 141: top plate, 142: bottom plate, 142a: recess, 143: right side plate 150: fan mounting plate 160 : Exhaust fan 170: Heater, 171: Heat exchanger side arrangement part, 172: Diagonal arrangement part 180: Clamper, 181: Mounting piece, 182: Presser part 190: Heat exchanger, 191: Side part, 102: Back part 200 : Protective cover, 201: Heater protective part, 202, 203: Mounting piece B1, B2: Screw

Claims (3)

天面板と底面板を有する筐体と、前記天面板と前記底面板の間において縦姿勢で配置された熱交換器と、前記筐体の前面を閉じるように取り付けられ吹出グリルが設けられた前面板と、前記筐体の前記底面板から前記天面板に向かって立ち上るように前記熱交換器の前面の内側に沿って立設されたファン取付板と、該ファン取付板に前記前面板の前記吹出グリルの方向を向くように取り付けられた排気ファンと、前記筐体の前記底面板の上面に固定されたヒータと、を備えた空気調和器の室外機において、
前記ヒータの少なくとも前記ファン取付板の前面側に位置する部分を覆う保護カバーを設けたことを特徴とする空気調和器の室外機。
A housing having a top plate and a bottom plate; a heat exchanger disposed in a vertical position between the top plate and the bottom plate; and a front plate attached to close the front surface of the housing and provided with a blow grill A fan mounting plate erected along the inside of the front surface of the heat exchanger so as to rise from the bottom plate of the housing toward the top plate, and the blow grill of the front plate on the fan mounting plate In an outdoor unit of an air conditioner, comprising: an exhaust fan attached to face the direction; and a heater fixed to the upper surface of the bottom plate of the housing,
An outdoor unit for an air conditioner, comprising a protective cover that covers at least a portion of the heater located on a front side of the fan mounting plate.
請求項1に記載の空気調和器の室外機において、
前記底面板に凹部が形成され、前記ヒータの前記ファン取付板の前面側に位置する部分が前記凹部をまたぎ、前記保護カバーは前記凹部をまたぐように前記底面板の上面に取り付けられていることを特徴とする空気調和器の室外機。
In the outdoor unit of the air conditioner according to claim 1,
A recess is formed in the bottom plate, a portion of the heater located on the front side of the fan mounting plate straddles the recess, and the protective cover is attached to the top surface of the bottom plate so as to straddle the recess. Air conditioner outdoor unit characterized by
請求項1又は2に記載の空気調和器の室外機において、
前記保護カバーは、前記ヒータを保護するヒータ保護部と、該ヒータ保護部を前記底面板の上面に固定するために該ヒータ保護部に連続して形成された取付片と、を有することを特徴とする空気調和器の室外機。

In the outdoor unit of the air conditioner according to claim 1 or 2,
The protective cover includes a heater protection portion that protects the heater, and an attachment piece that is continuously formed on the heater protection portion in order to fix the heater protection portion to the upper surface of the bottom plate. Air conditioner outdoor unit.

JP2015230206A 2015-11-26 2015-11-26 Outdoor unit Active JP6525202B2 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020125854A (en) * 2019-02-01 2020-08-20 東芝キヤリア株式会社 Outdoor unit for refrigeration cycle device
JP2021177118A (en) * 2017-12-21 2021-11-11 東芝キヤリア株式会社 Outdoor unit for refrigeration cycle device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010091140A (en) * 2008-10-03 2010-04-22 Hitachi Appliances Inc Outdoor unit of air conditioner
JP2014119139A (en) * 2012-12-13 2014-06-30 Mitsubishi Electric Corp Outdoor equipment of air conditioner

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010091140A (en) * 2008-10-03 2010-04-22 Hitachi Appliances Inc Outdoor unit of air conditioner
JP2014119139A (en) * 2012-12-13 2014-06-30 Mitsubishi Electric Corp Outdoor equipment of air conditioner

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021177118A (en) * 2017-12-21 2021-11-11 東芝キヤリア株式会社 Outdoor unit for refrigeration cycle device
JP7096413B2 (en) 2017-12-21 2022-07-05 東芝キヤリア株式会社 Outdoor unit of refrigeration cycle equipment
JP2020125854A (en) * 2019-02-01 2020-08-20 東芝キヤリア株式会社 Outdoor unit for refrigeration cycle device
JP7433768B2 (en) 2019-02-01 2024-02-20 東芝キヤリア株式会社 Outdoor unit of refrigeration cycle equipment

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