JPH0713539B2 - Refrigeration equipment - Google Patents
Refrigeration equipmentInfo
- Publication number
- JPH0713539B2 JPH0713539B2 JP58016578A JP1657883A JPH0713539B2 JP H0713539 B2 JPH0713539 B2 JP H0713539B2 JP 58016578 A JP58016578 A JP 58016578A JP 1657883 A JP1657883 A JP 1657883A JP H0713539 B2 JPH0713539 B2 JP H0713539B2
- Authority
- JP
- Japan
- Prior art keywords
- machine room
- damper
- compressor
- temperature
- shape memory
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Landscapes
- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Description
【発明の詳細な説明】 (イ) 産業上の利用分野 本発明は圧縮機を備えた冷凍装置に関する。DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention relates to a refrigerating apparatus including a compressor.
(ロ) 従来技術 従来、圧縮機を備えた冷凍装置に於いて、圧縮機の運転
中に発生する騒音を遮断するため、防音壁にて圧縮機の
全体を包囲することが種々提案されていた。(B) Conventional Technology In a refrigeration apparatus including a compressor, various proposals have been made to surround the entire compressor with a soundproof wall in order to block noise generated during operation of the compressor. .
この提案によれば、圧縮機の騒音を遮断することは出来
るものの、圧縮機が完全に包囲されているため防音壁で
構成された機械室内に圧縮機の放熱による熱がこもり、
圧縮機自身が冷却されない欠点が新たに生じてきた。According to this proposal, although it is possible to block the noise of the compressor, since the compressor is completely enclosed, heat is radiated from the compressor in the machine room configured by the soundproof wall,
There is a new drawback that the compressor itself is not cooled.
この欠点を解消するために、防音壁に通気口を形成する
ことも考えられるが、この通気口から圧縮機の騒音がも
れるため騒音を確実に遮断することはできなかった。In order to eliminate this drawback, it is possible to form a vent in the soundproof wall, but noise could not be reliably blocked because the compressor leaks noise from this vent.
(ハ) 発明の目的 圧縮機の冷却作用を失なうことなく圧縮機の騒音を遮断
することを目的としたものである。(C) Object of the invention The object of the present invention is to block the noise of the compressor without losing the cooling action of the compressor.
(ニ) 発明の構成 冷却用通風口を有する防音壁で構成された機械室に圧縮
機を内蔵し、この通風口に通風口の開閉を行なうダンパ
ーを設けると共に、前記機械室の温度が一定温度以上に
なった時に前記ダンパーを開放させる形状記憶合金製の
バネを機械室に配置し、この機械室の温度上昇を感知し
てこの機械室の空気を排出させるようにしたものであ
る。(D) Structure of the Invention A compressor is built in a machine room composed of a soundproof wall having a ventilation opening for cooling, and a damper for opening and closing the ventilation opening is provided at the ventilation opening, and the temperature of the machine room is kept at a constant temperature. A spring made of a shape memory alloy that opens the damper when the above condition is set is arranged in the machine room, and the temperature rise in the machine room is sensed to discharge the air in the machine room.
(ホ) 実施例 第1図乃至第6図は本発明の一実施例を示すもので、第
1図に於いて(1)は窓等に据付ける一体型空気調和機
で、本体に圧縮機(2)、凝縮器(3)、蒸発器(4)
等を内蔵している。(E) Embodiment FIG. 1 to FIG. 6 show an embodiment of the present invention. In FIG. 1, (1) is an integrated air conditioner installed in a window or the like, and a compressor is provided in the main body. (2), condenser (3), evaporator (4)
Etc. are built in.
(5)は蒸発器(4)を配置した室内側室(6)と、凝
縮器(3)を配置した室外側室(7)とに本体内を区画
するS字状の仕切板、(8)(9)は夫々室内側室
(6)、室外側室(7)に立設配置された熱交換用の室
内クロスフローファン、室外クロスフローファンであ
る。そして室内クロスフローファン(8)の作動で室内
吸込口(10)より吸入した室内空気を蒸発器(4)にて
冷却させて室内吹出口(11)から吐出させる。又、室外
クロスフローファン(9)の作動で室外吸込口(12)よ
り吸入した室外空気にて凝縮器(3)を冷却させて室外
吹出口(13)から排出させるようになっている。(14)
は蒸発器(4)の下部に配設した露受皿で、蒸発器
(4)より滴下するドレン水を受けるようになってい
る。この露受皿(14)は第2図に示す如く区画板(15)
と一体に形成されている。(16)はこの空気調和機の運
転制御を行なう電装部品を内蔵した電装箱である。(5) is an S-shaped partition plate that divides the main body into an indoor side chamber (6) in which the evaporator (4) is arranged and an outdoor side chamber (7) in which the condenser (3) is arranged, (8) Reference numeral (9) denotes an indoor cross-flow fan for heat exchange and an outdoor cross-flow fan, which are vertically arranged in the indoor side chamber (6) and the outdoor side chamber (7), respectively. Then, by operating the indoor cross-flow fan (8), the indoor air sucked from the indoor suction port (10) is cooled by the evaporator (4) and discharged from the indoor air outlet (11). Also, the outdoor crossflow fan (9) is operated to cool the condenser (3) by the outdoor air sucked through the outdoor suction port (12) and discharge it from the outdoor outlet (13). (14)
Is a dew tray provided under the evaporator (4) and receives drain water dropped from the evaporator (4). This dew tray (14) is a partition plate (15) as shown in FIG.
It is formed integrally with. (16) is an electrical equipment box containing electrical components for controlling the operation of this air conditioner.
前記圧縮機(2)は、第2図、第3図に示す如く区画板
(15)と、仕切板(5)の下部(5a)と前板(17)と、
ユニット底板(18)とで構成された機械室(19)内に完
全に包囲されており、これら区画板(15)、仕切板
(5)、前板(17)、底板(18)が防音壁となって圧縮
機(2)の運転中に発生する騒音を遮断するようになっ
ている。(20)は室内クロスフロファン(8)の駆動用
モーター、(21)はこのモーターの支持具である。The compressor (2) includes a partition plate (15), a lower part (5a) of the partition plate (5) and a front plate (17) as shown in FIGS. 2 and 3.
It is completely enclosed in the machine room (19) composed of the unit bottom plate (18), and these partition plate (15), partition plate (5), front plate (17) and bottom plate (18) are soundproof walls. Therefore, noise generated during the operation of the compressor (2) is blocked. (20) is a motor for driving the indoor cross flow fan (8), and (21) is a support tool for this motor.
第4図に於いて(22)は仕切板(5)の下部(5a)に形
成された冷却用通風口で、機械室(19)と室外側室
(7)とを連通し、且つこの開口にはダンパー(23)が
配設されている。In FIG. 4, reference numeral (22) is a cooling vent formed in the lower part (5a) of the partition plate (5), which communicates the machine room (19) with the outdoor room (7) and A damper (23) is arranged in the.
このダンパー(23)には第5図、第6図に示す如く支持
軸(24)の機械室(19)の左方に形状記憶合金製のバネ
(25)が、右方に通常のコイルバネ(26)が夫々接続さ
れている。そしてこれらバネ(25)(26)の先端(25
a)(26a)を仕切板(5)の下部(5a)から機械室(1
9)内へ張り出した支持片(27)へ固定させて形状記憶
合金製のバネ(25)が機械室(19)内に位置するように
してある。As shown in FIGS. 5 and 6, the damper (23) has a spring (25) made of a shape memory alloy on the left side of the machine chamber (19) of the support shaft (24) and a normal coil spring (on the right side). 26) are connected respectively. And the tips of these springs (25) (26) (25
a) (26a) from the lower part (5a) of the partition plate (5) to the machine room (1
9) A spring (25) made of a shape memory alloy is positioned in the machine room (19) by fixing it to a support piece (27) that projects into the inside.
この形状記憶合金製のバネ(25)は、機械室(19)内の
温度が90℃以上になると第6図に示す如くコイルバネ
(26)の付勢力に打ち勝って縮み、ダンパー(23)が支
持軸(24)を中心に回動して冷却用通風口(22)を開放
する。When the temperature in the machine room (19) rises above 90 ° C, the spring (25) made of shape memory alloy overcomes the biasing force of the coil spring (26) and contracts, and the damper (23) is supported. It rotates about the shaft (24) to open the cooling ventilation port (22).
一方機械室(19)内の温度が90℃以下の場合は、コイル
バネ(26)の付勢力が形状記憶合金製のバネ(25)の付
勢力に打ち勝って縮み、第5図に示す如くダンパー(2
3)にて冷却用通風口(22)を閉鎖する。On the other hand, when the temperature in the machine room (19) is 90 ° C. or lower, the urging force of the coil spring (26) overcomes the urging force of the shape memory alloy spring (25) and contracts, as shown in FIG. 2
Close the cooling vents (22) at 3).
上述の構成を備えた一体型空気調和機の運転中、機械室
(19)内の温度が90℃以下の場合にはダンパー(23)に
て冷却用通風口(22)が閉鎖されているため、圧縮機
(2)の騒音は遮断される。When the temperature in the machine room (19) is 90 ° C or lower during the operation of the integrated air conditioner having the above-described configuration, the damper (23) closes the cooling ventilation port (22). The noise of the compressor (2) is cut off.
その後、機械室(19)内の温度が90℃以上になった場合
のみ形状記憶合金製のバネ(25)が縮んでダンパー(2
3)が回動し、第6図の如く冷却用通風口(22)を開放
する。従って室外クロスフローファン(9)の作動で第
4図一点鎖線矢印の如く機械室(19)内の空気は通風口
(22)を介して機械室(19)から室外側室(7)へ排出
される。After that, the shape memory alloy spring (25) contracts and the damper (2
3) rotates to open the cooling ventilation port (22) as shown in FIG. Therefore, when the outdoor cross flow fan (9) is operated, the air in the machine room (19) is discharged from the machine room (19) to the outdoor room (7) through the ventilation port (22) as shown by the dashed line arrow in FIG. To be done.
尚、この時機械室(19)内へ新たに流入される空気は凝
縮器(3)にて加熱されているものの90℃以下であるた
め圧縮機(2)を冷却するには十分である。そして機械
室(19)内の温度が90℃以下になるとコイルバネ(26)
の付勢力でダンパー(23)が回動し冷却用通風口(22)
が閉じられ圧縮機(2)の騒音を遮断する。At this time, the air newly introduced into the machine room (19) is heated in the condenser (3) but is 90 ° C. or lower, so that it is sufficient to cool the compressor (2). When the temperature in the machine room (19) drops below 90 ° C, the coil spring (26)
The damper (23) is rotated by the urging force of the cooling air vent (22).
Is closed to block noise from the compressor (2).
このように機械室(19)内の温度が90℃以上になると形
状記憶合金製のバネ(25)が縮少し、冷却用通風口(2
2)がダンパー(23)によって自動的に開き機械室(1
9)内の空気を排出させ圧縮機(2)を冷却するように
なっている。その後このダンパー(23)を閉じるように
して圧縮機(2)の騒音を極力遮断する。When the temperature inside the machine room (19) rises above 90 ° C, the shape memory alloy spring (25) shrinks and the cooling vents (2
2) is automatically opened by the damper (23) and the machine room (1
The air inside 9) is discharged to cool the compressor (2). Then, the damper (23) is closed to shut off the noise of the compressor (2) as much as possible.
第7図、第8図は本発明を分離型空気調和機の室外ユニ
ットに適用した実施例を示し、この室外ユニット(30)
を仕切板(31)にて圧縮機(32)内蔵の機械室(33)
と、室外熱交換器(34)並びに送風機(35)内蔵の熱交
換室(36)とに区画している。そして送風機(35)と室
外熱交換器(34)との間に位置する仕切板(31)の中央
には冷却用通風口(37)が形成されている。この通風口
(37)には通風口を開閉させるダンパー(38)が配設さ
れている。そしてこのダンパー(38)には形状記憶合金
製のバネ(39)と通常のコイルバネ(40)とが接続され
ており、これらバネの先端(39a)(40a)はいずれも仕
切板(31)から機械室(33)側へ突出させた張出片(4
1)に固定されている。7 and 8 show an embodiment in which the present invention is applied to an outdoor unit of a separation type air conditioner. The outdoor unit (30)
Partitioning plate (31) with compressor (32) built-in machine room (33)
And a heat exchange chamber (36) with a built-in outdoor heat exchanger (34) and a blower (35). A cooling vent (37) is formed in the center of the partition plate (31) located between the blower (35) and the outdoor heat exchanger (34). A damper (38) for opening and closing the ventilation port is arranged at the ventilation port (37). A spring (39) made of a shape memory alloy and an ordinary coil spring (40) are connected to the damper (38), and the tips (39a) (40a) of these springs are both connected to the partition plate (31). Overhanging piece (4
It is fixed to 1).
この形状記憶合金製のバネ(39)は、第1図乃至第6図
で示した一実施例と同様、機械室(33)内の温度が90℃
以上になると第7図の如く縮んでダンパー(38)を回動
させ冷却用通風口(37)を開放させる。そして一点鎖線
矢印の如く機械室(33)内の空気を流通させ圧縮機(3
2)を冷却する。The shape memory alloy spring (39) has a temperature in the machine room (33) of 90 ° C. as in the embodiment shown in FIGS. 1 to 6.
As described above, the damper (38) is contracted as shown in FIG. 7 to rotate the damper (38) to open the cooling ventilation port (37). Then, the air in the machine room (33) is circulated as indicated by the one-dot chain line arrow, and the compressor (3
2) Cool.
一方機械室(33)内の温度が90℃以下の場合にはコイル
バネ(40)の付勢力にてダンパー(38)を回動させ第8
図の如く冷却用通風口(37)を閉鎖する。従って機械室
(33)内の温度が90℃以下の場合には、圧縮機(32)が
仕切板(31)と室外ユニット(30)の筺体(42)とで完
全に包囲されているため、圧縮機(32)の騒音を遮断す
ることができる。又ダンパー(38)の開閉動作で圧縮機
(32)を冷却するようになっている。尚上記実施例はい
ずれも空気調和機に適用した実施例を示したが、本発明
は上記実施例に限定されるものではなく一般の冷凍装置
にも適用される。On the other hand, when the temperature in the machine room (33) is 90 ° C or lower, the damper (38) is rotated by the urging force of the coil spring (40).
As shown in the figure, the cooling ventilation port (37) is closed. Therefore, when the temperature in the machine room (33) is 90 ° C or lower, the compressor (32) is completely surrounded by the partition plate (31) and the housing (42) of the outdoor unit (30). It is possible to block the noise of the compressor (32). Further, the compressor (32) is cooled by the opening / closing operation of the damper (38). Although the above-mentioned embodiments have been shown to be applied to the air conditioner, the present invention is not limited to the above-mentioned embodiments and can be applied to a general refrigeration system.
尚、この発明では、形状記憶合金製のバネ(25)(39)
をダンパー(23)(38)の作動部材として利用している
ので、この形状記憶合金製のバネ(25)(39)のダンパ
ー(23)(38)を保持する力はベローズを用いた場合
(例えば、実開昭56−140070号公報参照)に比べて非常
に強く、ダンパー(23)(38)が通風口(22)(37)を
開放させるように回動させた場合や通風口(22)(37)
を閉じるように回動させた場合に、ダンパー(23)(3
8)を強固に保持するので、風の流れによってダンパー
(23)(38)が振動することを抑えて、ビビリ音の生ず
るおそれを極力抑えることができる。In the present invention, the shape memory alloy springs (25) (39)
Is used as an actuating member for the dampers (23) (38), the force for holding the dampers (23) (38) of the shape memory alloy springs (25) (39) is when using a bellows ( For example, when the dampers (23) and (38) are rotated so as to open the ventilation openings (22) and (37), which is much stronger than that of Japanese Utility Model Laid-Open No. 56-140070), the ventilation openings (22 ) (37)
The damper (23) (3
Since 8) is firmly held, the dampers (23) and (38) are prevented from vibrating due to the flow of wind, and the risk of chattering noise can be suppressed as much as possible.
(ヘ) 発明の効果 機械室に内蔵された圧縮機を冷却する冷却用通風口にダ
ンパーを設け、機械室内の空気の温度が一定以下になっ
た時にこのダンパーを回動して通風口を開放させる形状
記憶合金製のバネを機械室内に配置して機械室の温度上
昇を感知して機械室の空気を外部へ排出させるようにし
たので、圧縮機の冷却作用を失なうことなく圧縮機の騒
音を遮断することができる。(F) Effect of the invention A damper is provided at the cooling vent for cooling the compressor built in the machine room, and when the temperature of the air in the machine room becomes below a certain temperature, this damper is rotated to open the vent. A shape memory alloy spring is installed inside the machine room to detect the temperature rise in the machine room and discharge the air in the machine room to the outside, so the compressor does not lose its cooling action. The noise of can be cut off.
しかも、形状記憶合金製のバネをダンパーの作動部材と
して利用しているので、この形状記憶合金製のバネのダ
ンパーを保持する力はベローズを用いた場合に比べて非
常に強く、ダンパーが通風口を開放させるように回動さ
せた場合や通風口を閉じるように回動させた場合に、ダ
ンパーを強固に保持するので、風の流れによってダンパ
ーが振動することを抑えて、ビビリ音の生ずるおそれを
極力抑えることができる。In addition, since the spring made of shape memory alloy is used as the actuating member of the damper, the force of holding the damper of this shape memory alloy spring is much stronger than that when using the bellows, and the damper has a ventilation opening. The damper is held firmly when it is rotated to open the fan or when the ventilation port is closed to prevent vibration of the damper due to wind flow, which may cause chattering noise. Can be suppressed as much as possible.
第1図乃至第6図は本発明を一体型空気調和機に適用し
た一実施例を示し、第1図は一体型空気調和機の概略斜
視図、第2図は要部分解図、第3図は第2図の組立図、
第4図は要部横断面図、第5図、第6図は夫々異なるダ
ンパーの動作状態を示す横断面図、第7図、第8図は本
発明を分離型空気調和機の室外ユニットに適用した他一
実施例を示し、第7図はダンパーが開放された状態を示
す室外ユニットの横断面図、第8図はダンパーが閉鎖さ
れた状態を示す室外ユニットの横断面図である。 (5)(31)……仕切板、(19)(33)……機械室、
(22)(37)……冷却用通風口、(25)(39)……形状
記憶合金製のバネ。1 to 6 show an embodiment in which the present invention is applied to an integrated air conditioner, FIG. 1 is a schematic perspective view of the integrated air conditioner, FIG. 2 is an exploded view of essential parts, and FIG. Figure is the assembly drawing of Figure 2,
FIG. 4 is a horizontal cross-sectional view of a main portion, FIGS. 5 and 6 are horizontal cross-sectional views showing different operating states of dampers, and FIGS. 7 and 8 show the present invention as an outdoor unit of a separation type air conditioner. FIG. 7 is a cross-sectional view of the outdoor unit showing the damper in an open state, and FIG. 8 is a cross-sectional view of the outdoor unit showing the damper in a closed state. (5) (31) …… Partition plate, (19) (33) …… Machine room,
(22) (37) …… Ventilation openings for cooling, (25) (39) …… Springs made of shape memory alloy.
Claims (1)
機械室に圧縮機を内蔵し、この通風口に通風口の開閉を
行なうダンパーを設けると共に、前記機械室の温度が一
定温度以上になった時に前記ダンパーを開放させる形状
記憶合金製のバネを機械室に配置し、この機械室の温度
上昇を感知して機械室の空気を排出させる事を特徴とす
る冷凍装置。1. A compressor is built in a machine room composed of a soundproof wall having a cooling vent, and a damper for opening and closing the vent is provided in the vent, and the temperature of the machine room is equal to or higher than a certain temperature. A refrigeration system characterized in that a spring made of a shape memory alloy is arranged in the machine room to open the damper when the temperature becomes low, and the temperature rise in the machine room is sensed to discharge the air in the machine room.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58016578A JPH0713539B2 (en) | 1983-02-02 | 1983-02-02 | Refrigeration equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58016578A JPH0713539B2 (en) | 1983-02-02 | 1983-02-02 | Refrigeration equipment |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59142337A JPS59142337A (en) | 1984-08-15 |
JPH0713539B2 true JPH0713539B2 (en) | 1995-02-15 |
Family
ID=11920165
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP58016578A Expired - Lifetime JPH0713539B2 (en) | 1983-02-02 | 1983-02-02 | Refrigeration equipment |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0713539B2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005214617A (en) * | 2004-01-28 | 2005-08-11 | Lg Electronics Inc | Refrigerator having cross flow fan |
CN114322192B (en) * | 2021-12-15 | 2023-08-15 | 青岛海尔空调电子有限公司 | Control method and device for noise reduction of air conditioner, air conditioner and storage medium |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56140070U (en) * | 1980-03-24 | 1981-10-22 |
-
1983
- 1983-02-02 JP JP58016578A patent/JPH0713539B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS59142337A (en) | 1984-08-15 |
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