JP3207584B2 - Receiver dryer for car air conditioner - Google Patents
Receiver dryer for car air conditionerInfo
- Publication number
- JP3207584B2 JP3207584B2 JP03790593A JP3790593A JP3207584B2 JP 3207584 B2 JP3207584 B2 JP 3207584B2 JP 03790593 A JP03790593 A JP 03790593A JP 3790593 A JP3790593 A JP 3790593A JP 3207584 B2 JP3207584 B2 JP 3207584B2
- Authority
- JP
- Japan
- Prior art keywords
- tank
- suction pipe
- refrigerant
- filter
- receiver dryer
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/32—Cooling devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/32—Cooling devices
- B60H2001/3286—Constructional features
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air-Conditioning For Vehicles (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は車両用冷房システムに用
いられ液相冷媒を一時的に貯留するカーエアコン用のレ
シーバドライヤに関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a receiver dryer for a car air conditioner for temporarily storing a liquid-phase refrigerant used in a vehicle cooling system.
【０００２】[0002]
【従来の技術】図５は車両用冷房システムに用いられる
従来のレシーバドライヤを示し、上端が開口したタンク
１の内部中間位置には、カートリッジ状のフィルタ部３
が設けられ、このフィルタ部３は冷媒中の水分を除去す
るための乾燥剤２と、塵埃を除去するためのフェルト等
の下部フィルタ３ａ及び上部フィルタ３ａ′と、これら
を内蔵するための網目又は多数の小孔を有する円形器体
３ｂ及び蓋体３ｃとから構成されている。2. Description of the Related Art FIG. 5 shows a conventional receiver dryer used in a vehicle cooling system. A cartridge-like filter section 3 is provided at an intermediate position inside a tank 1 having an open upper end.
The filter unit 3 includes a desiccant 2 for removing moisture in the refrigerant, a lower filter 3a and an upper filter 3a 'such as felt for removing dust, and a mesh or a mesh for incorporating these. It is composed of a circular container 3b having many small holes and a lid 3c.
【０００３】５は前記フィルタ部３の中心孔を貫通する
冷媒吸出管で、前記器体３ｂを係止するフィルタ係止部
４（管膨出部で形成されている）を有し、前記蓋体３ｃ
の上部位置に嵌めた止め輪３ｄによって前記フィルタ部
３を冷媒吸出管５に固定している。[0005] Reference numeral 5 denotes a refrigerant suction pipe passing through a center hole of the filter section 3, which has a filter locking section 4 (formed of a pipe bulging section) for locking the container 3 b, and the lid Body 3c
The filter section 3 is fixed to the refrigerant suction pipe 5 by a retaining ring 3d fitted at the upper position of the filter section 3.
【０００４】前記吸出管５の上端部１２は、シール剤を
塗布した後に上方より拡管加工することによってヘッダ
６に液密に固着されている。そして、このヘッダ６に対
し前記吸出管５と、この吸出管５のフィルタ係止部４上
に係止したカートリッジ状のフィルタ部３が宙吊り状態
に吊持され、前記タンク１内に挿入される。The upper end portion 12 of the suction pipe 5 is fixed to the header 6 in a liquid-tight manner by applying a sealant and expanding the pipe from above. Then, the suction pipe 5 and the cartridge-shaped filter section 3 locked on the filter locking section 4 of the suction pipe 5 are suspended from the header 6 in a suspended state, and inserted into the tank 1. .
【０００５】前記ヘッダ６は冷媒吸入管７が接続される
流入口８と、冷媒吐出管１１が接続される流出口１０を
有し、前記タンク１の上端開口部に図５の如く嵌合して
溶接固定される。The header 6 has an inlet 8 to which a refrigerant suction pipe 7 is connected, and an outlet 10 to which a refrigerant discharge pipe 11 is connected. The header 6 is fitted into the upper end opening of the tank 1 as shown in FIG. Fixed by welding.
【０００６】而して、前記吸入管７及び流入口８よりタ
ンク１内に流入する液冷媒は、前記フィルタ部３を通過
してタンク１の下部に一旦貯留される。このタンク下部
に貯留された液冷媒は、前記吸入管７の下端開口部９
（タンク１の底面最下部１３と離間している）から吸出
され、前記ヘッダ６の流出口１０を通過して吐出管１１
より流出し、図示しない温度膨張弁等を経て蒸発器に至
り蒸発する。The liquid refrigerant flowing into the tank 1 from the suction pipe 7 and the inflow port 8 passes through the filter unit 3 and is temporarily stored in the lower part of the tank 1. The liquid refrigerant stored in the lower part of the tank is supplied to the lower end opening 9 of the suction pipe 7.
(Separated from the lowermost part 13 of the bottom surface of the tank 1), passes through the outlet 10 of the header 6, and
And then evaporates through a temperature expansion valve (not shown) to an evaporator.
【０００７】[0007]
【発明が解決しようとする課題】前記従来のレシーバド
ライヤでは、前記のようにフィルタ部３をカセットとし
て予め組立てておき、これを吸出管５に係止して宙吊り
とするため、吸出管５の上端部１２を拡管してヘッダ６
に強固に固定する必要があり、組立が大変であること、
吸出管５の拡管により冷房サイクルに有害な微細粉が発
生すること、拡管作業が不十分な場合にフィルタ部３を
吊持した冷媒吸出管５がヘッダ６から外れてタンク１内
に落下し、液冷媒の吸出ができなくなること等の問題が
あった。In the conventional receiver dryer, as described above, the filter section 3 is pre-assembled as a cassette, and the filter section 3 is engaged with the suction pipe 5 to be suspended in the air. Expand the upper end portion 12 to expand the header 6
Need to be firmly fixed to the
When the expansion of the suction pipe 5 generates fine powder harmful to the cooling cycle, and when the expansion work is insufficient, the refrigerant suction pipe 5 suspending the filter unit 3 falls off the header 6 and falls into the tank 1, There is a problem that the liquid refrigerant cannot be sucked out.
【０００８】本発明の目的は、従来のものより組立が簡
単で工数も少なくて済み、しかも冷媒吸出管がヘッダか
ら外れ落ちる問題を解消できるカーエアコン用のレシー
バドライヤを提供することにある。SUMMARY OF THE INVENTION An object of the present invention is to provide a receiver dryer for a car air conditioner which can be assembled more easily and requires less man-hours than the conventional one, and can solve the problem that the refrigerant suction pipe comes off from the header.
【０００９】[0009]
【課題を解決するための手段】前記の目的を達成するた
めに、本発明のレシーバドライヤは、タンク内に冷媒を
流入させる冷媒の流入口と、上記タンクの下部に貯留さ
れた液冷媒が流出する流出口と、上記流出口より外部に
液冷媒が流出するように設けられた冷媒吸出管と、上記
冷媒吸出管の下端部が取付けられた受け部材とからな
り、上記タンクの底面は平坦中央部とこの平坦中央部に
向かう傾斜面を有するカーエアコン用のレシーバドライ
ヤにおいて、上記受け部材は、上記冷媒吸出管の下端部
が当接するように嵌着される穴内端段部を有する上端に
形成された取付穴と、上記取付穴に連通する冷媒吸出用
の通孔と、下端に形成された傾斜面とからなり、上記受
け部材はその下端が上記平坦中央部に当接している構成
を具備する。 In order to achieve the above-mentioned object, a receiver dryer according to the present invention comprises a refrigerant in a tank.
It is stored at the inlet of the refrigerant to be introduced and at the bottom of the tank.
Outlet from which the discharged liquid refrigerant flows, and
A refrigerant suction pipe provided so that the liquid refrigerant flows out,
The lower end of the refrigerant suction pipe is connected to a receiving member.
The bottom of the tank is centered on the flat
Receiver air conditioner for car air conditioner
The receiving member is a lower end portion of the refrigerant suction pipe.
At the upper end with a step inside the hole that fits into contact with
For mounting the formed mounting hole, and for sucking the refrigerant communicating with the mounting hole.
Hole and an inclined surface formed at the lower end.
The lower end of the mounting member is in contact with the flat central part.
Is provided.
【００１０】なお、上記通孔は、側面開口の下端凹溝か
らなることを特徴とする。 [0010] The through-hole may be a groove at the lower end of the side opening.
It is characterized by comprising.
【００１１】[0011]
【作用】前記構成のレシーバドライヤによれば、冷媒吸
出管２３及びフィルタ部４０をタンク１内にセットし、
該タンクの上端開口部にヘッダ３１を嵌合固定して、こ
のヘッダの中心接合口３４が吸出管２３の上端部に密嵌
する状態に組立てることができ、吸出管上端部を拡管し
てヘッダに固定する従来のレシーバドライヤに比べて組
立が簡単で工数も少なくて済む。According to the receiver dryer having the above construction, the refrigerant suction pipe and the filter section are set in the tank.
The header 31 is fitted and fixed to the upper end opening of the tank, and the header 31 can be assembled so that the center joint port 34 of the header is closely fitted to the upper end of the suction pipe 23. It is easier to assemble and requires less man-hours than conventional receiver dryers that are fixed to
【００１２】また、前記のように組立てられたレシーバ
ドライヤは、冷媒吸出管２３の下端部に冷媒吸出用の通
孔２７を有する受け部材２４が取付けられ、この受け部
材２４がタンク底面部２２に当接して前記吸出管２３を
タンク中心部に支持しているので、この吸出管２３及び
該吸出管に係止されるフィルタ部４０の荷重を前記受け
部材２４で支持することができ、前記吸出管２３の上端
部をヘッダ３１の中心接合口３４に嵌挿し、シール部材
３６でシールする構造を採用しても、冷媒吸出管２３が
ヘッダ３１から外れ落ちる問題を解消することができ
る。In the receiver dryer assembled as described above, a receiving member 24 having a through hole 27 for sucking refrigerant is attached to a lower end portion of a refrigerant suction pipe 23, and the receiving member 24 is attached to the tank bottom portion 22. Since the suction pipe 23 is supported at the center of the tank in contact with the suction pipe 23, the load of the suction pipe 23 and the filter portion 40 locked to the suction pipe can be supported by the receiving member 24. Even if the upper end of the pipe 23 is inserted into the center joint port 34 of the header 31 and sealed by the sealing member 36, the problem that the refrigerant suction pipe 23 comes off the header 31 can be solved.
【００１３】[0013]
【実施例】以下、本発明の一実施例を図１乃至図３に従
い具体的に説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be specifically described below with reference to FIGS.
【００１４】図１において符号１は上端が開口するタン
クで、このタンク１は円筒形状をなし、その底面２１が
平坦中央部２２に向ったテーパ傾斜面２２ａを有する略
摺鉢状に形成されている。２３は前記タンク１の中心部
に配置される冷媒吸出管で、高さ方向に対する中間位置
にはフィルタ係止部４が膨出形成されている。In FIG. 1, reference numeral 1 denotes a tank having an open upper end. This tank 1 has a cylindrical shape, and its bottom surface 21 is formed in a substantially mortar shape having a tapered inclined surface 22a facing a flat central portion 22. I have. Reference numeral 23 denotes a refrigerant suction pipe arranged at the center of the tank 1, and the filter locking portion 4 is formed so as to bulge at an intermediate position in the height direction.
【００１５】２４は前記吸出管２３の下端部に取付けら
れた受け部材で、吸出管２３の下端部に穴内端段部２６
が当接するように嵌着される取付穴２５と、この取付穴
２５に連通する側面開口の下端凹溝からなる冷媒吸出用
の通孔２７（取付穴２５の下端部に連通する横貫通孔で
あっても良い）と、前記傾斜面２２ａに沿って平坦中央
部２２に誘導停止される下端傾斜面２４ａとを有する図
２に示すような形状の吸出管取付部材として形成され、
この吸出管取付部材である受け部材２４を前記タンク１
の底面中央部２２に当接して、前記吸出管２３をタンク
中心部に図１の如く支持している。Reference numeral 24 denotes a receiving member attached to the lower end of the suction pipe 23.
And a coolant suction hole 27 formed by a concave groove at the lower end of a side opening communicating with the mounting hole 25 (a horizontal through hole communicating with the lower end of the mounting hole 25). And a lower end inclined surface 24a guided and stopped at the flat central portion 22 along the inclined surface 22a.
The receiving member 24 serving as the suction pipe mounting member is attached to the tank 1.
The suction pipe 23 is supported at the center of the tank as shown in FIG.
【００１６】４０は前記吸出管２３のフィルタ係止部４
上に支持してタンク１内に保持されるフィルタ部で、多
数の通液小孔を有するパンチングメタルや網体等の円板
で形成され中心孔を前記吸出管２３に挿入してフィルタ
係止部４の上に係止される保持板２８ａと、この保持板
の上に載置される冷媒中の塵埃を除去するためのフェル
ト等の下部フィルタ２９と、この下部フィルタ上に充填
される冷媒中の水分を除去するための所定量の乾燥剤３
０と、この乾燥剤３０の上を覆う冷媒中の塵埃を除去す
るためのフェルト等の上部フィルタ２９ａと、多数の通
液小孔を有するパンチングメタルや網体等の円板で形成
され中心孔を前記吸出管２３に挿入して上部フィルタ２
９ａの上に被着される押え板２８ｂとから構成される。Reference numeral 40 denotes a filter locking portion 4 of the suction pipe 23.
A filter portion supported above and held in the tank 1. The filter portion is formed of a disc, such as a punched metal or a net, having a large number of small holes, and a center hole is inserted into the suction pipe 23 to lock the filter. A holding plate 28a locked on the portion 4, a lower filter 29 such as felt for removing dust in the refrigerant placed on the holding plate, and a refrigerant charged on the lower filter Predetermined amount of desiccant 3 for removing moisture from inside
0, an upper filter 29a such as felt for removing dust in the refrigerant covering the desiccant 30, and a center hole formed of a disc such as a punching metal or a net having a number of small holes for liquid passage. Is inserted into the suction pipe 23 and the upper filter 2 is
9a.
【００１７】なお、前記保持板２８ａと押え板２８ｂの
外周部及び中心孔部は鍔付きとなっており、その外周鍔
面はタンク１の内周面部に略接するようになっている
が、前記保持板２８ａ及び押え板２８ｂの鍔はなくても
良い。また、前記下部フィルタ２９及び上部フィルタ２
９ａの外径はタンク１の内面径よりやや大きく、その外
径を弾性的に縮めてタンク１内に挿入されるようになっ
ているが、この下部フィルタ２９及び上部フィルタ２９
ａの外径をタンク１の内面径と略同一にすることも可能
である。The outer peripheral portion and the center hole of the holding plate 28a and the holding plate 28b are provided with a flange, and the outer peripheral flange surface is substantially in contact with the inner peripheral surface of the tank 1. The flanges of the holding plate 28a and the holding plate 28b may not be provided. The lower filter 29 and the upper filter 2
The outer diameter of the lower filter 9a and the upper filter 29a are slightly larger than the inner diameter of the tank 1 and are inserted into the tank 1 by elastically reducing the outer diameter.
The outer diameter of “a” can be made substantially the same as the inner diameter of the tank 1.
【００１８】３１は前記タンク１の上端開口部に嵌合し
タンク接合部を図１の如く溶接して固定されるヘッダ
で、このヘッダ３１は冷媒流入配管（図示せず）を取付
けるための流入口３２と、冷媒吐出配管（図示せず）を
取付けるための流出口３３と、この流出口３３に連通し
前記吸出管２３の上端部に嵌挿される中心接合口３４と
を有し、この接合口３４の内部に吸出管２３の上端部を
気密にシールするＯリング等のシール部材３６を設け、
前記接合口３４の下方先端部３５を図３の如くかしめる
ことにより固定している。従って、前記ヘッダ３１をタ
ンク１の上端開口部に嵌合した時に前記吸出管２３の上
端部は前記接合口３４の内孔３７に嵌挿され、シール部
材３６により気密にシールされる。Reference numeral 31 denotes a header which fits into the upper end opening of the tank 1 and is fixed by welding the tank joint portion as shown in FIG. 1. The header 31 is used for attaching a refrigerant inflow pipe (not shown). It has an inlet 32, an outlet 33 for attaching a refrigerant discharge pipe (not shown), and a center connecting port 34 which communicates with the outlet 33 and is inserted into the upper end of the suction pipe 23. A sealing member 36 such as an O-ring for hermetically sealing the upper end of the suction pipe 23 is provided inside the port 34,
The lower end 35 of the joining port 34 is fixed by caulking as shown in FIG. Therefore, when the header 31 is fitted into the upper opening of the tank 1, the upper end of the suction pipe 23 is inserted into the inner hole 37 of the joining port 34, and is hermetically sealed by the seal member 36.
【００１９】なお、前記ヘッダ３１は図１においては図
４（ａ）に示す形状のものを使用した場合を示している
が、本考案ではこれに限らず、図４（ｂ）に示す形状或
いは図４（ｃ）に示す形状等のヘッダ３１であっても共
通に適用できる。Although FIG. 1 shows the case where the header 31 has the shape shown in FIG. 4A, the present invention is not limited to this and the shape shown in FIG. The header 31 having the shape shown in FIG.
【００２０】而して、前記構成のレシーバドライヤを組
立てるには、下端に受け部材２４を取付けた吸出管２３
に、その上端部より保持板２８ａと下部フィルタ２９を
挿通してフィルタ係止部４上に係止させ、更にこの保持
板２８ａ及び下部フィルタ２９を嵌挿保持した吸出管２
３をタンク１内に上端開口部から挿入すると、この吸出
管２３の下端部、即ち受け部材２４の部分はタンク底面
２１の傾斜面２２ａに添って滑落し、タンク底面２１の
平坦中央部２２で止まる。一方、前記フィルタ２９の弾
性により吸出管２３の上方部分はタンク１の中心部に位
置決めされる。次に、下部フィルタ２９上に所定量の乾
燥剤３０をタンク１の上端開口部から充填して、上部フ
ィルタ２９ａと押え板２８ｂを被せ、更にヘッダ３１を
タンク１の上端開口部に嵌合させる。In order to assemble the receiver dryer having the above-described structure, the suction pipe 23 having the receiving member 24 attached to the lower end thereof is used.
Then, the holding plate 28a and the lower filter 29 are inserted from the upper end thereof to be locked on the filter locking portion 4, and the suction tube 2 in which the holding plate 28a and the lower filter 29 are inserted and held.
3 is inserted into the tank 1 from the upper end opening, the lower end of the suction pipe 23, that is, the portion of the receiving member 24 slides down along the inclined surface 22 a of the tank bottom 21, and the flat bottom 22 of the tank bottom 21. Stop. On the other hand, the upper part of the suction pipe 23 is positioned at the center of the tank 1 by the elasticity of the filter 29. Next, a predetermined amount of the desiccant 30 is filled into the lower filter 29 from the upper end opening of the tank 1, the upper filter 29a and the holding plate 28b are covered, and the header 31 is fitted into the upper end opening of the tank 1. .
【００２１】この場合、前記吸出管２３の上端部はタン
ク１の中心部に位置決めされているので、この吸出管上
端部はヘッダ中心接合口３４の内孔３７に嵌り、Ｏリン
グ等のシール部材３６により気密にシールされる。ま
た、前記受け部材２４によってタンク底面２１の平坦中
央部２２と吸出管２３の下端部との間に図１に示すよう
な適正な隙間が確保される。In this case, since the upper end of the suction pipe 23 is positioned at the center of the tank 1, the upper end of the suction pipe fits into the inner hole 37 of the header center joint port 34, and a sealing member such as an O-ring. Airtightly sealed by 36. Further, the receiving member 24 ensures an appropriate gap between the flat central portion 22 of the tank bottom surface 21 and the lower end portion of the suction pipe 23 as shown in FIG.
【００２２】前記ヘッダ３１はタンク１の上端開口部に
嵌合した後に、タンク１との接合部を溶接等によって固
定し前記タンク１を密閉する。従って、流入口３２より
流入する気液２相の冷媒中の液冷媒は、フィルタ部４０
を通過して水分及び塵埃が除去され、タンク１の下部に
液冷媒３９が貯留される。After the header 31 is fitted into the upper end opening of the tank 1, the joint with the tank 1 is fixed by welding or the like to seal the tank 1. Therefore, the liquid refrigerant in the gas-liquid two-phase refrigerant flowing from the inflow port 32 flows through the filter section 40.
Then, water and dust are removed, and the liquid refrigerant 39 is stored in the lower part of the tank 1.
【００２３】この液冷媒３９は受け部材２４の通孔２７
を通り、吸出管２３と流出口３３を経て図示しない温度
膨張弁等に供給される。なお、タンク１の上部に貯留さ
れるガス状冷媒は吸出管２３の上端部とヘッダ３１との
接合部が気密になっているので流出口３３側に漏れるこ
とはない。前記実施例ではタンク１の形状を円筒形とし
たが、必ずしも円筒形状でなくて良く、ヘッダ３１やフ
ィルタ部４０などをタンク形状に合わせれば良い。The liquid refrigerant 39 is supplied to the through hole 27 of the receiving member 24.
Through the suction pipe 23 and the outlet 33 to a temperature expansion valve or the like (not shown). The gaseous refrigerant stored in the upper portion of the tank 1 does not leak to the outlet 33 because the joint between the upper end of the suction pipe 23 and the header 31 is airtight. In the above-described embodiment, the shape of the tank 1 is cylindrical. However, the shape is not necessarily limited to the cylindrical shape.
【００２４】[0024]
【発明の効果】本発明のカーエアコン用レシーバドライ
ヤによれば、冷媒吸出管２３及びフィルタ部４０をタン
ク１内にセットし、該タンク１の上端開口部にヘッダ３
１を嵌合固定して、このヘッダ３１の中心接合口３４が
吸出管２３の上端部に密嵌する状態に組立てることがで
き、吸出管上端部を拡管してヘッダに固定する従来のレ
シーバドライヤに比べて組立が簡単で工数も少なくて済
む利点がある。According to the receiver dryer for a car air conditioner of the present invention, the refrigerant suction pipe 23 and the filter section 40 are set in the tank 1, and the header 3 is placed in the upper end opening of the tank 1.
1 can be assembled so that the center joint port 34 of the header 31 is closely fitted to the upper end of the suction pipe 23, and the conventional receiver dryer that expands the upper end of the suction pipe and fixes it to the header. There is an advantage that the assembling is simpler and the number of man-hours can be reduced as compared with the above.
【００２５】また、前記のように組立てられたレシーバ
ドライヤは、冷媒吸出管２３の下端部に冷媒吸出用の通
孔２７を有する受け部材２４が取付けられ、この受け部
材２４がタンク底面部２２に当接して前記吸出管２３を
タンク中心部に支持しているので、この吸出管２３及び
該吸出管に係止されるフィルタ部４０の荷重を前記受け
部材２４で支持することができ、また吸出管２３とタン
ク底部との適正な隙間を前記受け部材２４で確保するこ
とができる。従って、前記吸出管２３の上端部をヘッダ
３１の中心接合口３４に嵌挿し、シール部材３６でシー
ルする構造を採用しても、冷媒吸出管２３がヘッダ３１
から外れ落ちる問題を解消することができる。In the receiver dryer assembled as described above, a receiving member 24 having a through hole 27 for sucking refrigerant is attached to the lower end of the refrigerant suction pipe 23, and the receiving member 24 is attached to the tank bottom portion 22. Since the suction pipe 23 is in contact with and supports the suction pipe 23 at the center of the tank, the load of the suction pipe 23 and the filter portion 40 locked by the suction pipe can be supported by the receiving member 24. An appropriate gap between the pipe 23 and the tank bottom can be secured by the receiving member 24. Therefore, even if the upper end portion of the suction pipe 23 is inserted into the center joint port 34 of the header 31 and sealed by the sealing member 36, the refrigerant suction pipe 23 is
The problem of falling off from the can be solved.
【図１】本発明の一実施例によるカーエアコン用のレシ
ーバドライヤを示した中央縦断面図。FIG. 1 is a central vertical sectional view showing a receiver dryer for a car air conditioner according to an embodiment of the present invention.
【図２】前記レシーバドライヤの吸出管下端部に取付け
られる受け部材の斜視図。FIG. 2 is a perspective view of a receiving member attached to a lower end portion of a suction pipe of the receiver dryer.
【図３】前記レシーバドライヤのヘッダ中心接合口を示
した要部の拡大断面図。FIG. 3 is an enlarged cross-sectional view of a main part showing a center joining port of a header of the receiver dryer.
【図４】前記レシーバドライヤに適用される各種ヘッダ
の縦断面図。FIG. 4 is a longitudinal sectional view of various headers applied to the receiver dryer.
【図５】従来のレシーバドライヤを示した中央縦断面
図。FIG. 5 is a central longitudinal sectional view showing a conventional receiver dryer.
１…タンク、４…フィルタ係止部、２１…タンク底面、
２２…タンクの底面中央部、２２ａ…傾斜面、２３…冷
媒吸出管、２４…受け部材、２７…冷媒吸出用の通孔、
２８ａ…保持板、２８ｂ…押え板、２９…下部フィル
タ、２９ａ…上部フィルタ、３０…乾燥剤、３１…ヘッ
ダ、３２…冷媒の流入口、３３…冷媒の流出口、３４…
ヘッダの中心接合口、３６…シール部材、３９…液冷
媒、４０…フィルタ部。1 ... tank, 4 ... filter locking part, 21 ... tank bottom,
Reference numeral 22: central portion of the bottom surface of the tank, 22a: inclined surface, 23: refrigerant suction pipe, 24: receiving member, 27: through hole for refrigerant suction,
28a ... holding plate, 28b ... holding plate, 29 ... lower filter, 29a ... upper filter, 30 ... desiccant, 31 ... header, 32 ... refrigerant inlet, 33 ... refrigerant outlet, 34 ...
A central joint of the header, 36: a sealing member, 39: a liquid refrigerant, 40: a filter portion.
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.7，ＤＢ名) F25B 43/00 B60H 1/32 ──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. 7 , DB name) F25B 43/00 B60H 1/32
Claims (2)
口と、上記タンクの下部に貯留された液冷媒が流出する
流出口と、上記流出口より外部に液冷媒が流出するよう
に設けられた冷媒吸出管と、上記冷媒吸出管の下端部が
取付けられた受け部材とからなり、上記タンクの底面は
平坦中央部とこの平坦中央部に向かう傾斜面を有するカ
ーエアコン用のレシーバドライヤにおいて、 上記受け部材は、上記冷媒吸出管の下端部が当接するよ
うに嵌着される穴内端段部を有する上端に形成された取
付穴と、上記取付穴に連通する冷媒吸出用の通孔と、下
端に形成された傾斜面とからなり、上記受け部材はその
下端が上記平坦中央部に当接していることを特徴とする
レシーバドライヤ。1. An inflow of a refrigerant for causing a refrigerant to flow into a tank.
The liquid refrigerant stored in the mouth and the lower part of the tank flows out
An outlet, so that the liquid refrigerant flows out from the outlet.
And the lower end of the refrigerant suction pipe is
It consists of an attached receiving member, and the bottom of the tank is
A camera having a flat central part and an inclined surface facing the flat central part
-In a receiver dryer for an air conditioner, the lower end of the refrigerant suction pipe is in contact with the receiving member.
A hole formed at the upper end with a step portion inside the hole to be fitted
And a through hole for refrigerant suction communicating with the mounting hole,
And an inclined surface formed at the end.
A receiver dryer having a lower end in contact with the flat central portion .
ることを特徴とする請求項１記載のレシーバドライヤ。2. The through hole is formed by a lower end groove of a side opening.
The receiver dryer according to claim 1, wherein:
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP03790593A JP3207584B2 (en) | 1993-02-26 | 1993-02-26 | Receiver dryer for car air conditioner |
| KR1019930005255A KR0183418B1 (en) | 1993-02-26 | 1993-03-31 | Receiver driver for a car's airconditioner |
| CN93103555A CN1043924C (en) | 1993-02-26 | 1993-03-31 | Gas storing dryor used for air conditioner of vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP03790593A JP3207584B2 (en) | 1993-02-26 | 1993-02-26 | Receiver dryer for car air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06249550A JPH06249550A (en) | 1994-09-06 |
| JP3207584B2 true JP3207584B2 (en) | 2001-09-10 |
Family
ID=12510564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP03790593A Expired - Lifetime JP3207584B2 (en) | 1993-02-26 | 1993-02-26 | Receiver dryer for car air conditioner |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP3207584B2 (en) |
| KR (1) | KR0183418B1 (en) |
| CN (1) | CN1043924C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1249674A3 (en) * | 1996-07-31 | 2004-08-04 | Parker Hannifin Corporation | Receiver/Dryer and Method of Assembly |
| CN101311648B (en) * | 2007-05-23 | 2012-06-13 | 浙江三花汽车零部件股份有限公司 | Liquid reservoir |
| CN102141329B (en) * | 2011-02-28 | 2013-06-26 | 浙江三花汽车零部件有限公司 | Automotive air conditioning system and liquid reservoir of automotive air conditioning system |
| CN102679643B (en) * | 2011-03-16 | 2014-10-22 | 浙江三花汽车零部件有限公司 | Liquid reservoir |
| CN107782025A (en) * | 2016-08-24 | 2018-03-09 | 浙江三花汽车零部件有限公司 | A kind of liquid reservoir and its manufacture method |
-
1993
- 1993-02-26 JP JP03790593A patent/JP3207584B2/en not_active Expired - Lifetime
- 1993-03-31 CN CN93103555A patent/CN1043924C/en not_active Expired - Lifetime
- 1993-03-31 KR KR1019930005255A patent/KR0183418B1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR940019510A (en) | 1994-09-14 |
| CN1091701A (en) | 1994-09-07 |
| CN1043924C (en) | 1999-06-30 |
| JPH06249550A (en) | 1994-09-06 |
| KR0183418B1 (en) | 1999-05-01 |
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