JPH06103108B2 - Air conditioner - Google Patents
Air conditionerInfo
- Publication number
- JPH06103108B2 JPH06103108B2 JP60081713A JP8171385A JPH06103108B2 JP H06103108 B2 JPH06103108 B2 JP H06103108B2 JP 60081713 A JP60081713 A JP 60081713A JP 8171385 A JP8171385 A JP 8171385A JP H06103108 B2 JPH06103108 B2 JP H06103108B2
- Authority
- JP
- Japan
- Prior art keywords
- blower
- shaft
- electric motor
- connecting member
- outer box
- 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
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
Description
【発明の詳細な説明】 この発明は，同一軸心上に連結された複数の送風機を１
台の電動機により駆動して熱交換器に通風するようにし
た空気調和装置，とくに送風機軸と電動機軸の連結構造
に関するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention provides a plurality of blowers connected on the same axis.
The present invention relates to an air conditioner that is driven by an electric motor of a stand so as to ventilate a heat exchanger, and particularly to a connection structure of a blower shaft and an electric motor shaft.
第５図〜第７図は例えば実願昭58−170797号公報に示さ
れたこの種装置の従来例を示すもので，第５図は吸込グ
リルを除いて示される下面図，第６図は第５図のVI−VI
断面図，第７図は軸の連結構造を示す断面図である。図
において，（１）は空気調和機，（２）は天井面（図示
せず）に取付けられた外箱，（３）は外箱（２）の下面
後部に形成され，吸込口（3a）を形成する吸込グリル，
（４）は外箱（２）の前部ならびに下面の前部に形成さ
れ，温風または冷風を室内に吹出す吹出口（4a）を形成
した吹出グリル，（５）は外箱（２）の下面中央部を形
成する意匠パネル，（６）は外箱（２）の内部縦板（2
a）に支持され，吸込口（3a）から室内空気を吸込む送
風機であり，第５図に示すように後述する電動機の両側
にそれぞれ隣接して近位置送風機が設けられ，また一方
の近位置送風機の反電動機側に遠位置送風機が設けられ
ている。（6a）は羽根車，（6b）はケーシング，（6c）
は送風機軸，（７）は送風機（６）から吹出された空気
を温風または冷風に熱交換する熱交換器，（８）は熱交
換された温風または冷風の方向変換を繰返すスイングル
ーバ，（９）は冷房時に熱交換器（７）から滴下するド
レンを収容するドレン受皿，（10）は同一軸心上に連結
された複数の送風機（６）を駆動する電動機，（11）は
電動機軸，（12）は外箱（２）の内部縦板（2a）の側部
に取付けられ，電動機（10）を支持する電動機支持台，
（13）は外箱（２）の内部縦板（2a）に取付けられ、送
風機軸（6c）を支持する軸受（13a）を備えた送風機軸
支持台，（14）は電動機軸（11）と送風機軸（6c）とを
連結する筒状接手，（14a）は電動機軸（11），送風機
軸（6c）の小径部（11a）（6d）が嵌入される軸穴，（1
5）は接手（14）の外周部から軸心に向つて形成された
ねじ穴（14b）にねじ込まれ，電動機軸（11）および送
風機軸（6c）のローレツト加工部（11b）および（6e）
に締付けられる締付ねじである。FIGS. 5 to 7 show a conventional example of this type of device shown in Japanese Patent Application No. 58-170797, for example. FIG. 5 is a bottom view shown without a suction grill, and FIG. VI-VI in Fig. 5
FIG. 7 is a sectional view showing a shaft connecting structure. In the figure, (1) is an air conditioner, (2) is an outer box attached to the ceiling surface (not shown), (3) is formed in the rear part of the lower surface of the outer box (2), and the suction port (3a) Suction grille forming
(4) is an outlet grill formed in the front part of the outer box (2) and in the front part of the lower surface and having an outlet (4a) for blowing hot air or cold air into the room, and (5) is the outer box (2) The design panel forming the central part of the lower surface of the, (6) is the inner vertical plate (2
A blower that is supported by a) and sucks indoor air from the suction port (3a). As shown in FIG. 5, near-position blowers are provided adjacent to both sides of an electric motor, which will be described later, and one near-position blower. A far-position blower is provided on the side opposite to the electric motor. (6a) is an impeller, (6b) is a casing, (6c)
Is a blower shaft, (7) is a heat exchanger for exchanging the air blown from the blower (6) into hot air or cold air, (8) is a swing louver that repeats the direction change of the heat exchanged hot air or cold air, (9) is a drain pan for containing the drain dropped from the heat exchanger (7) during cooling, (10) is an electric motor for driving a plurality of blowers (6) connected on the same axis, and (11) is an electric motor The shaft, (12) is attached to the side of the inner vertical plate (2a) of the outer box (2) and supports the electric motor (10).
(13) is a fan shaft support base equipped with a bearing (13a) that is attached to the inner vertical plate (2a) of the outer box (2) and supports the fan shaft (6c), and (14) is a motor shaft (11) A tubular joint that connects the blower shaft (6c), (14a) is an electric motor shaft (11), a shaft hole into which the small-diameter portions (11a) (6d) of the blower shaft (6c) are inserted, (1
5) is screwed into the screw hole (14b) formed from the outer periphery of the joint (14) toward the shaft center, and the low-letting parts (11b) and (6e) of the motor shaft (11) and blower shaft (6c)
It is a tightening screw that can be tightened to.
以上のように構成され，接手（14）の軸穴（14a）に電
動機軸（11）および送風機軸（6c）の小径部（11a）お
よび（6d）を嵌入し，接手（14）の外周部のねじ穴（14
b）に締付ねじ（15）をねじ込み，電動機軸（11）およ
び送風機軸（6c）のローレツト加工部（11b）（6e）に
締付けることにより電動機軸（11）と送風機軸（6c）と
を結合する。With the above structure, the small diameter portions (11a) and (6d) of the motor shaft (11) and the blower shaft (6c) are fitted into the shaft hole (14a) of the joint (14), and the outer peripheral portion of the joint (14). Screw holes (14
Screw the tightening screw (15) into b) and tighten the motor shaft (11) and blower shaft (6c) onto the low-letting parts (11b) (6e) of the motor shaft (11) and blower shaft (6c). Join.
従来の空気調和機は以上のように構成されているので，
電動機軸（11）と送風機軸（6c）の軸心は組立后完全に
一直線上にあることが必要であるが，多量生産を行うこ
の種装置の場合には，鋼板が曲げ加工等によって成形さ
れてなる取付部材，すなわち内部縦板（2a）が設けられ
る。このため電動機軸（11）と送風機軸（6c）の軸心を
一直線上に配置することは難しく，また送風機軸（6c）
を片側支持としているため送風機軸支持台（13）が据付
時や運転中に傾くこともあり、その結果，運転時に振動
騒音を生じ，送風機軸支持台（13）の軸受（13a）なら
びに電動機（10）の図示されない軸受を破損させたり，
寿命を低下させたりする欠点があつた。Since the conventional air conditioner is configured as above,
The axes of the motor shaft (11) and the blower shaft (6c) must be perfectly aligned after assembly, but in the case of this type of equipment for mass production, steel plates are formed by bending, etc. A mounting member, that is, an internal vertical plate (2a) is provided. For this reason, it is difficult to arrange the motor shaft (11) and the blower shaft (6c) in a straight line, and the blower shaft (6c)
Since the fan support shaft is supported on one side, the blower shaft support base (13) may tilt during installation or operation, resulting in vibration noise during operation, and the fan shaft support base (13) bearing (13a) and electric motor ( 10) Damage the bearing (not shown),
There was a drawback that it shortened the life.
この発明は，以上のような問題点を解決するためになさ
れたもので，組立が簡単で調整の必要がなく，運転時に
振動，騒音を発生する恐れがない信頼性のすぐれた空気
調和機を提供することを目的とするものである。The present invention has been made to solve the above problems, and provides an air conditioner with excellent reliability that is easy to assemble, requires no adjustment, and does not generate vibration or noise during operation. It is intended to be provided.
電動機軸と送風機軸とを平板状の弾性体を介して連結す
るたわみ接手により連結するようにしたものである。The electric motor shaft and the blower shaft are connected by a flexible joint that connects them via a flat plate-shaped elastic body.
組立完了后に電動機軸と送風機軸の軸心に多少の不一致
があつても，たわみ接手の弾性体によりこれを吸収し，
運転時の振動・騒音の発生を抑制する。Even if there is some disagreement between the electric motor axis and the blower axis after the assembly is completed, this is absorbed by the elastic body of the flexible joint,
It suppresses the generation of vibration and noise during operation.
以下，この発明の一実施例を第１図〜第４図により説明
する。図において第５図〜第７図と同一符号は同一また
は相当部分を示し，（16）は電動機軸（11）と送風機軸
（6c）とを連結するたわみ接手，（17）〜（22）はたわ
み接手（16）を構成する部分で，（17）は電動機軸（1
1）の小径部（11a）に嵌着されるアルミ材で形成された
電動機側連結部材，（18）は送風機軸（6c）の小径部
（6d）に嵌着されるアルミ材で形成された送風機側連結
部材，（17a）（18a）は電動機軸（11）および送風機軸
（6c）の小径部（11a）（6d）を嵌着する電動機側およ
び送風機側連結部材（17）（18）の中心部に形成された
軸穴（17b）（18b）は電動機側および送風機側連結部材
（17）（18）の外周部から軸心に向つて形成されたねじ
穴，（17c）（18c）は連結部材（17）（18）の対向面に
軸穴（17a）（18a）に対して対称に形成された一対のね
じ穴，（17d）（18d）は連結部材（17）（18）の外周部
軸方向に軸穴（17a）（18a）に対して対称に形成された
一対の切欠き，（19）はねじ穴（17b）（18b）にねじ込
まれ，電動機軸（11），送風機軸（6c）の小径部（11
a）（6d）に形成されたローレツト加工部（11b）（6e）
に締付けられる締付ねじ，（20）は連結部材（17）（1
8）間に配設され，ステンレス鋼で形成されたリング状
の弾性体で，弾性板（20）には軸穴（17a）（18a）に対
向して形成された抜き穴（20a），抜き穴（20a）の外周
部に90°の間隔で形成され，両側部に装着される座金
（21）とともに締付ねじ（22）のねじ部（22a）に軸方
向に貫通される貫通穴（20b）とが形成される。たわみ
接手（16）は以上の部分から構成され，これを組立てる
には連結部材（17），（18）を切欠き（17d）（18d）が
互に90°の角度をもつように配置し，図において一方の
締付ねじ（22）は右側から連結部材（18）の切欠き（18
d）に挿入され，ねじ部（22a）は右側の座金（21），弾
性板（20）の貫通穴（20b），左側の座金（21）を貫通
して連結部材（17）のねじ穴（17c）にねじ込まれ，締
付けられる。また他方の締付ねじ（22）は左側から同様
の動作により，連結部材（18）のねじ穴（18c）にねじ
込まれ締付けられ，たわみ接手（16）の組立を完了す
る。ついで，連結部材（17）の軸穴（17a）に電動機軸
（11）の小径部（11a）を嵌入し，連結部材（17）のね
じ穴（17b）に締付ねじ（19）をねじ込み，ローレツト
加工部（11b）に締付け，電動機軸（11）をたわみ接手
（16）の左側に結合する。同様の動作により送風機軸
（6c）をたわみ接手（16）の右側に結合して組立を完了
する。An embodiment of the present invention will be described below with reference to FIGS. In the figure, the same reference numerals as those in FIGS. 5 to 7 indicate the same or corresponding portions, (16) is a flexible joint connecting the motor shaft (11) and the fan shaft (6c), and (17) to (22) are The part that constitutes the flexible joint (16), where (17) is the motor shaft (1
The motor side connecting member made of aluminum material fitted to the small diameter portion (11a) of 1), and (18) made of aluminum material fitted to the small diameter portion (6d) of the blower shaft (6c). Blower side connecting members, (17a) and (18a) are of the motor side and the blower side connecting members (17) and (18) into which the small diameter parts (11a) and (6d) of the motor shaft (11) and the blower shaft (6c) are fitted. Shaft holes (17b) (18b) formed in the central part are screw holes (17c) (18c) formed from the outer periphery of the motor-side and blower-side connecting members (17) (18) toward the axis. A pair of screw holes formed symmetrically with respect to the shaft holes (17a) (18a) on the facing surfaces of the connecting members (17) (18), and (17d) (18d) are outer peripheries of the connecting members (17) (18). A pair of notches formed symmetrically with respect to the shaft holes (17a) (18a) in the axial direction of the part, (19) are screwed into the screw holes (17b) (18b), and the motor shaft (11) and the blower shaft ( 6c) small diameter part (11
a) Rolled parts (11b) (6e) formed on (6d)
Tightening screw, (20) is connected to the connecting member (17) (1
8) is a ring-shaped elastic body made of stainless steel, which is disposed between the elastic plate (20) and the hole (20a) formed to face the shaft holes (17a) (18a). Through holes (20b) that are formed at 90 ° intervals on the outer periphery of the hole (20a) and are axially penetrated by the screw part (22a) of the tightening screw (22) together with washers (21) mounted on both sides. ) And are formed. The flexible joint (16) is composed of the above parts. To assemble it, the connecting members (17) and (18) are arranged so that the notches (17d) and (18d) have an angle of 90 ° with each other. In the figure, one tightening screw (22) is shown on the right side from the notch (18
The screw portion (22a) is inserted into the right washer (21), the through hole (20b) of the elastic plate (20), and the left washer (21) through the screw hole (22) of the connecting member (17). It is screwed into 17c) and tightened. The other tightening screw (22) is screwed into the screw hole (18c) of the connecting member (18) and tightened by the same operation from the left side, and the assembling of the flexible joint (16) is completed. Then, the small diameter part (11a) of the motor shaft (11) is fitted into the shaft hole (17a) of the connecting member (17), and the tightening screw (19) is screwed into the screw hole (17b) of the connecting member (17), Tighten the knurled part (11b) and connect the motor shaft (11) to the left side of the flexible joint (16). By the same operation, the blower shaft (6c) is connected to the right side of the flexible joint (16) to complete the assembly.
なお，上記実施例では外周部が円形のリング状の弾性体
を示したが，外形が四角形以上の多角形のものを用いて
も同様の効果をうることができる。In the above embodiment, the ring-shaped elastic body having a circular outer periphery is shown, but the same effect can be obtained by using a polygonal outer shape having a quadrangle or more.
この発明は以上説明したように，電動機に隣接して電動
機の軸を共用した近位置送風機を設けると共に，近位置
送風機の反電動機側に遠位置送風機を設け，遠位置送風
機の送風機軸と近位置送風機を貫通した電動機軸とを，
平板状弾性体を介して結合するたわみ接手によって連結
したものである。As described above, the present invention provides a near-position blower that shares the shaft of the electric motor adjacent to the electric motor, and also provides a far-position blower on the side opposite to the electric motor of the near-position blower so that it is close to the blower shaft of the far-position blower. The motor shaft that penetrates the blower,
It is connected by a flexible joint that is connected through a flat elastic body.
これによって，送風機軸と電動機軸の軸心間に微小の不
一致があっても，この不一致がたわみ接手の平板状弾性
体によって吸収され，運転時の振動，騒音の発生が抑制
される。したがって組立が簡単で調整の必要がなく作動
信頼性のすぐれた空気調和機が得られるという効果があ
る。また一列に並んで配置された電動機と近位置送風機
及び遠位置送風機等の複数の送風機との配置長さを短く
することができ，電動機等の軸方向の寸法が短いコンパ
クトな空気調和機を実現するという効果がある。As a result, even if there is a slight disagreement between the axial centers of the blower shaft and the electric motor shaft, this disagreement is absorbed by the flexible elastic body of the flexible joint, and vibration and noise during operation are suppressed. Therefore, there is an effect that an air conditioner that is easy to assemble, does not require adjustment, and has excellent operation reliability can be obtained. In addition, it is possible to shorten the length of arrangement of the electric motors arranged side by side and multiple fans such as near air blowers and far air blowers, and realize a compact air conditioner with a short axial dimension of the electric motors. There is an effect of doing.
第１図〜第４図はこの発明の一実施例を示し，第１図は
吸込グリルを取外して示す下面図，第２図（ａ）はたわ
み接手の正面図，（ｂ）は電動機側連結部材の右側面
図，（ｃ）は送風機側連結部材の左側面図，第３図はた
わみ接手を分解して示す斜視図，第４図はたわみ接手の
組立状態を示す正面図，第５図〜第７図は従来例を示
し，第５図は吸込グリルを取外して示す下面図，第６図
は第５図のVI−VI断面図，第７図は軸の連結構造を示す
断面図である。 図において，同一符号は同一または相当部分を示し，
（２）は外箱，（６）は送風機，（6c）は送風機軸，
（７）は熱交換器，（10）は電動機，（11）は電動機
軸，（16）はたわみ接手，（17）は電動機側連結部材，
（18）は送風機側連結部材，（20）は弾性板である。1 to 4 show an embodiment of the present invention. FIG. 1 is a bottom view showing a suction grill removed, FIG. 2 (a) is a front view of a flexible joint, and (b) is a motor side connection. Right side view of the member, (c) is a left side view of the blower side connecting member, FIG. 3 is an exploded perspective view of the flexible joint, FIG. 4 is a front view showing the assembled state of the flexible joint, and FIG. ~ Fig. 7 shows a conventional example, Fig. 5 is a bottom view showing the suction grill removed, Fig. 6 is a sectional view taken along line VI-VI of Fig. 5, and Fig. 7 is a sectional view showing a shaft connecting structure. is there. In the figures, the same reference numerals indicate the same or corresponding parts,
(2) is an outer box, (6) is a blower, (6c) is a blower shaft,
(7) is a heat exchanger, (10) is an electric motor, (11) is an electric motor shaft, (16) is a flexible joint, (17) is an electric motor side connecting member,
(18) is a blower side connecting member, and (20) is an elastic plate.
Claims (1)
取付部材に電動機支持台を介して装着されて上記外箱内
に配置された１台の電動機と，上記取付部材に装着され
て上記電動機に隣接して配置され上記電動機の電動機軸
が貫通されてこの電動機軸により駆動され上記外箱に設
けられた熱交換器に通風する近位置送風機と，上記取付
部材に装着されて上記近位置送風機の反上記電動機側に
配置され上記外箱に設けられた熱交換器に通風する遠位
置送風機と，上記取付部材に装着されて上記遠位置送風
機の送風機軸の反上記近位置送風機側の端部を支持する
送風機軸支持台と，上記遠位置送風機の送風機軸の上記
近位置送風機側端部に嵌着された送風機側連結部材と，
上記電動機軸の貫通端に嵌着されて上記送風機側連結部
材と対向して配置された電動機側連結部材と，上記送風
機側連結部材及び電動機側連結部材の両者の間に配置さ
れて一部が上記両者の一方に他部が上記両者の他方に連
結された平板状弾性体を有するたわみ接手とを備えた空
気調和機。1. An outer box having a mounting member provided therein, a motor mounted on the mounting member via an electric motor support and arranged in the outer box, and mounted on the mounting member. And a near-position blower which is arranged adjacent to the electric motor and penetrates the electric motor shaft of the electric motor and is driven by the electric motor shaft to ventilate the heat exchanger provided in the outer box, and which is mounted on the mounting member. A far-position blower which is arranged on the side opposite to the electric motor of the near-position blower and which ventilates a heat exchanger provided in the outer box, and a blower shaft of the far-position blower which is attached to the mounting member, and which is opposite to the near-position blower side. A blower shaft support base that supports the end of the blower, and a blower-side connecting member that is fitted to the near-side blower-side end of the blower shaft of the remote blower,
An electric motor side connecting member that is fitted to the penetrating end of the electric motor shaft and is arranged so as to face the blower side connecting member, and is arranged between both the blower side connecting member and the electric motor side connecting member and a part of An air conditioner comprising: a flexible joint having a flat elastic body in which the other portion is connected to the other of the above ones.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60081713A JPH06103108B2 (en) | 1985-04-17 | 1985-04-17 | Air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60081713A JPH06103108B2 (en) | 1985-04-17 | 1985-04-17 | Air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61240036A JPS61240036A (en) | 1986-10-25 |
| JPH06103108B2 true JPH06103108B2 (en) | 1994-12-14 |
Family
ID=13754033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60081713A Expired - Lifetime JPH06103108B2 (en) | 1985-04-17 | 1985-04-17 | Air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH06103108B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4684868B2 (en) * | 2005-11-18 | 2011-05-18 | 株式会社くろがね工作所 | Fan coil unit |
-
1985
- 1985-04-17 JP JP60081713A patent/JPH06103108B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61240036A (en) | 1986-10-25 |
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