JPH10272920A - Mounting structure of refrigerant condenser integrally formed with receiver - Google Patents
Mounting structure of refrigerant condenser integrally formed with receiverInfo
- Publication number
- JPH10272920A JPH10272920A JP9080698A JP8069897A JPH10272920A JP H10272920 A JPH10272920 A JP H10272920A JP 9080698 A JP9080698 A JP 9080698A JP 8069897 A JP8069897 A JP 8069897A JP H10272920 A JPH10272920 A JP H10272920A
- Authority
- JP
- Japan
- Prior art keywords
- receiver
- condenser
- refrigerant
- radiator
- integrated
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2339/00—Details of evaporators; Details of condensers
- F25B2339/04—Details of condensers
- F25B2339/044—Condensers with an integrated receiver
Landscapes
- Air-Conditioning For Vehicles (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、冷凍サイクルに用
いられる受液器一体型冷媒凝縮器の搭載構造に関するも
のである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mounting structure of a refrigerant condenser integrated with a receiver used in a refrigeration cycle.
【０００２】[0002]
【従来の技術】従来、自動車用空調装置の冷凍サイクル
では、受液器と凝縮器とは別個独立して配置されてい
る。そのため、部品点数の低減によるコスト低減が困難
であり、また受液器と凝縮器とで互いに取付スペースを
占めるため、省スペースの要望に応えることができない
という不具合があった。2. Description of the Related Art Conventionally, in a refrigeration cycle of a vehicle air conditioner, a liquid receiver and a condenser are arranged separately and independently. Therefore, it is difficult to reduce the cost by reducing the number of parts, and since the receiver and the condenser occupy an installation space for each other, there is a problem that the demand for space saving cannot be satisfied.
【０００３】そこで、上記不具合を解消するために、特
開平４−３２０７７１号公報では、凝縮器の出口側ヘッ
ダの壁部に、この出口側ヘッダと同方向に延びる筒状の
受液器を一体に接合し、出口側ヘッダと受液器とを連通
する連通路を設けた、いわゆる受液器一体型冷媒凝縮器
が提案されている。In order to solve the above problem, Japanese Patent Laid-Open Publication No. 4-320771 discloses a cylindrical liquid receiver extending in the same direction as the outlet header on the wall of the outlet header of the condenser. And a so-called liquid receiver integrated refrigerant condenser provided with a communication passage connecting the outlet side header and the liquid receiver.
【０００４】[0004]
【発明が解決しようとする課題】ここで、本発明者ら
は、上記従来技術に基づいて受液器一体型冷媒凝縮器を
試作し、この試作した受液器一体型冷媒凝縮器を図３に
示すように車体１００に搭載したところ、後述のような
問題が発生することがわかった。まず、本発明者らの試
作による、受液器一体型冷媒凝縮器３の車体１００への
搭載構造を説明する。図３において、車体１００の最前
方部１００ａ後方には、上部補強部材（アッパクロスメ
ンバ）１０１および下部補強部材（ロワクロスメンバ）
１０２が設けられている。Here, the present inventors made a prototype of a receiver-integrated refrigerant condenser based on the above-mentioned prior art, and this prototype receiver-integrated refrigerant condenser is shown in FIG. When mounted on the vehicle body 100 as shown in FIG. 1, it was found that the following problems occurred. First, the mounting structure of the receiver-integrated refrigerant condenser 3 on the vehicle body 100 based on the prototype of the present inventors will be described. In FIG. 3, an upper reinforcing member (upper cross member) 101 and a lower reinforcing member (lower cross member) are provided at the rear of the frontmost portion 100a of the vehicle body 100.
102 are provided.
【０００５】そして、エンジンルーム１０４の右側（車
両幅方向の一方側）には、補強部材１０１、１０２に近
接するようにエンジンＥが配置されており、エンジンル
ーム１０４の左側（車両幅方向の他方側）においては、
ラジエータ１０５が上部補強部材１０２にて保持されて
いる。このラジエータ１０５の前方に、受液器一体型冷
媒凝縮器３が重なるように近接配置されている。なお、
凝縮器３は、受液器タンク３７が車体１００の中央部に
くるように配置されている。An engine E is arranged on the right side of the engine room 104 (one side in the vehicle width direction) so as to be close to the reinforcing members 101 and 102, and is disposed on the left side of the engine room 104 (the other side in the vehicle width direction). Side)
A radiator 105 is held by the upper reinforcing member 102. In front of the radiator 105, the receiver-integrated refrigerant condenser 3 is arranged close to and overlapped with the radiator 105. In addition,
The condenser 3 is arranged such that the liquid receiver tank 37 is located at the center of the vehicle body 100.
【０００６】そして、車体１００の最前方部１００ａの
中央部には、上下方向（図３中紙面垂直方向）に延びる
エアガイド１０３が設けられている。このエアガイド１
０３は、受液器タンク３７部位まで延びており、エンジ
ンＥによる熱風が凝縮器３上流に回り込むのを防止して
いる。また、ラジエータ１０５の外縁部と凝縮器３の外
縁部とはパッキン１０８にてシールされている。このパ
ッキン１０８により、ラジエータ１０５と凝縮器３との
間の空気通路を形成するとともに、ラジエータ１０５と
凝縮器３との間にエンジンＥによる熱風が回り込むのを
防止している。An air guide 103 extending vertically (in the direction perpendicular to the plane of FIG. 3) is provided at the center of the frontmost portion 100a of the vehicle body 100. This air guide 1
Numeral 03 extends to the liquid receiver tank 37 to prevent hot air from the engine E from flowing upstream of the condenser 3. The outer edge of the radiator 105 and the outer edge of the condenser 3 are sealed by packing 108. The packing 108 forms an air passage between the radiator 105 and the condenser 3 and prevents hot air from the engine E from flowing between the radiator 105 and the condenser 3.
【０００７】ところが、このような配置では、エンジン
Ｅと受液器タンク３７との間の間隙Ｃが非常に小さくな
っている。このため、エンジンＥの輻射熱により受液器
タンク３７内部の冷媒が加熱される、といった問題があ
った。この問題を解決するために、ラジエータ１０５お
よび凝縮器３を、図３に示す位置よりも車両前方側へ移
動させた場合、ラジエータ１０５を保持する補強部材１
０２も移動させる必要があり、エンジンルーム１０４が
大型化する、といった問題がある。However, in such an arrangement, the gap C between the engine E and the receiver tank 37 is very small. For this reason, there has been a problem that the radiant heat of the engine E heats the refrigerant inside the receiver tank 37. In order to solve this problem, when the radiator 105 and the condenser 3 are moved to the front side of the vehicle from the position shown in FIG. 3, the reinforcing member 1 holding the radiator 105
02 needs to be moved, and there is a problem that the engine room 104 becomes large.
【０００８】また、上記問題を解消するために、凝縮器
３のみを図３に示す位置よりも車両前方側へ移動させる
と、パッキン１０８の幅が大きくなり、コスト高とな
る、といった問題がある。また、凝縮器３の車両幅方向
の寸法を縮小して、受液器タンク３７を図３に示す位置
よりも右側へ移動させると、凝縮器３のコア１４の面積
が縮小されるため、凝縮能力が低下する、といった問題
がある。Further, if only the condenser 3 is moved to the front side of the vehicle from the position shown in FIG. 3 in order to solve the above problem, there is a problem that the width of the packing 108 becomes large and the cost increases. . When the size of the condenser 3 in the vehicle width direction is reduced and the receiver tank 37 is moved rightward from the position shown in FIG. 3, the area of the core 14 of the condenser 3 is reduced. There is a problem that the ability is reduced.
【０００９】本発明は上記点に鑑み、車両幅方向に延び
る補強部材の後方において、車両幅方向の一方側にエン
ジンが配置され、他方側にラジエータが配置されてお
り、このラジエータの前方に受液器一体型冷媒凝縮器３
を重なるように近接配置する受液器一体型凝縮器の搭載
構造であって、凝縮器の受液器タンク内の冷媒が加熱さ
れるのを抑制することを目的とする。In view of the above, in the present invention, an engine is arranged on one side in the vehicle width direction and a radiator is arranged on the other side behind the reinforcing member extending in the vehicle width direction, and a radiator is provided in front of the radiator. Liquid unit integrated refrigerant condenser 3
And a mounting structure for a receiver-integrated condenser that is disposed close to one another so that the refrigerant in the receiver tank of the condenser is prevented from being heated.
【００１０】[0010]
【課題を解決するための手段】上記目的を達成するため
に、請求項１ないし５に記載の発明では、エンジンルー
ム（１０４）の前方には、車両幅方向に延びる補強部材
（１０１、１０２）が設けられ、この補強部材（１０
１、１０２）の後方において、車両幅方向の一方側にエ
ンジン（Ｅ）が配置され、他方側にラジエータ（１０
５）が配置された車両において、ラジエータ（１０５）
の前方に受液器一体型冷媒凝縮器（３）を重なるように
近接配置する受液器一体型凝縮器の搭載構造であって、
受液器一体型冷媒凝縮器（３）は、ガス冷媒を凝縮する
凝縮部（８）と、この凝縮部（８）のうちエンジン
（Ｅ）側の側方において、上下方向に延びるように配置
され、凝縮部（８）からの冷媒を気液分離する受液器タ
ンク（３７）とを備え、受液器一体型冷媒凝縮器（３）
およびラジエータ（１０５）の車両前方側から車両後方
側にかけて、送風ファン（１０６）にて送風されるよう
になっており、受液器タンク（３７）は、凝縮部（８）
に対して車両前方へ所定角度だけ変位して配置されてい
ることを特徴としている。In order to achieve the above object, according to the present invention, a reinforcing member (101, 102) extending in a vehicle width direction is provided in front of an engine room (104). Is provided, and this reinforcing member (10
1, (102), an engine (E) is arranged on one side in the vehicle width direction, and a radiator (10) is arranged on the other side.
5) In the vehicle in which the radiator (105) is arranged,
Mounting structure of a receiver-integrated type condenser in which a receiver-integrated type refrigerant condenser (3) is arranged close to and in front of
The receiver-integrated refrigerant condenser (3) is disposed so as to extend vertically in a condensing section (8) for condensing the gas refrigerant and in the side of the condensing section (8) on the engine (E) side. And a receiver tank (37) for separating the refrigerant from the condensing section (8) into gas and liquid, and the receiver-integrated refrigerant condenser (3)
Further, air is blown from a vehicle front side to a vehicle rear side of the radiator (105) by a blower fan (106), and the receiver tank (37) is provided with a condenser (8).
, And is disposed so as to be displaced forward by a predetermined angle with respect to the vehicle.
【００１１】このような構成によれば、受液器タンク
（３７）がエンジン（Ｅ）から遠ざかるように配置さ
れ、受液器タンク（３７）がエンジン（Ｅ）からの輻射
熱の影響を受けにくくなるので、受液器タンク（３７）
内の冷媒が上記輻射熱により加熱されるのを防止でき
る。また、受液器一体型冷媒凝縮器（３）における受液
器タンク（３７）の搭載位置を変位させるだけであるの
で、輻射熱を遮断する部材を特別に設ける場合に比べて
コスト安でる。According to such a configuration, the receiver tank (37) is arranged so as to be away from the engine (E), and the receiver tank (37) is hardly affected by radiant heat from the engine (E). So the receiver tank (37)
It is possible to prevent the inside refrigerant from being heated by the radiant heat. Also, since the mounting position of the receiver tank (37) in the receiver-integrated refrigerant condenser (3) is merely displaced, the cost is lower than in a case where a member for blocking radiant heat is specially provided.
【００１２】また、受液器一体型冷媒凝縮器（３）の凝
縮部（８）やラジエータ（１０５）の位置は従来と同じ
でよいため、上述のように、エンジンルーム（１０４）
が拡大されることはない。また、受液器一体型冷媒凝縮
器（３）の凝縮部（８）は従来と同じでよいため、この
凝縮部（８）の凝縮能力が低下することはない。The positions of the condenser (8) and the radiator (105) of the refrigerant condenser (3) integrated with the liquid receiver can be the same as those in the related art, and therefore, as described above, the engine room (104)
Is not expanded. In addition, since the condenser (8) of the receiver-integrated refrigerant condenser (3) may be the same as the conventional one, the condenser ability of the condenser (8) does not decrease.
【００１３】また、請求項２に記載の発明のような、送
風ファン（１０６）の送風空気を受液器一体型冷媒凝縮
器（３）に導く空気通路形成部材（１０７、１０８）を
備えたものに、上記した構成を採用して好適である。ま
た、請求項３に記載の発明のように、受液器一体型冷媒
凝縮器（３）の凝縮部（８）の幅が、ラジエータ（１０
５）の幅と略同一、または、ラジエータ（１０５）の幅
よりも長いようなものにも、上記した構成を採用可能で
ある。[0013] Further, there is provided an air passage forming member (107, 108) for guiding the blown air of the blower fan (106) to the refrigerant condenser (3) integrated with the receiver, as in the second aspect of the present invention. It is preferable to adopt the above-described configuration. Further, as in the third aspect of the present invention, the width of the condensing portion (8) of the receiver-integrated refrigerant condenser (3) is set such that the radiator (10)
The above-described configuration can also be adopted for those having a width substantially equal to the width of 5) or longer than the width of the radiator (105).
【００１４】また、請求項４に記載の発明のように、補
強部材（１０１、１０２）の車両前方側に、エンジン
（Ｅ）による熱風が受液器一体型冷媒凝縮器（３）の前
方へ移動するのを阻止するガイド部材（１０３）が設け
られているものにおいて、受液器タンク（３７）をガイ
ド部材（１０３）に近接して配置することにより、ガイ
ド部材（１０３）の寸法を縮小できる。Further, as in the fourth aspect of the present invention, the hot air generated by the engine (E) is directed forward of the receiver-integrated refrigerant condenser (3) on the vehicle front side of the reinforcing members (101, 102). In a device provided with a guide member (103) for preventing movement, the size of the guide member (103) is reduced by disposing the receiver tank (37) close to the guide member (103). it can.
【００１５】[0015]
【発明の実施の形態】以下、本発明を図に示す実施形態
について説明する。本実施形態は、自動車用空調装置の
冷凍サイクルにおける受液器一体型冷媒凝縮器に本発明
を適用したものである。図１に示す自動車用空調装置の
冷凍サイクル１は、冷媒圧縮機２、受液器一体型冷媒凝
縮器３、サイトグラス４、膨張弁５および冷媒蒸発器６
を、冷媒配管７によって順次接続している。BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing a first embodiment of the present invention. In the present embodiment, the present invention is applied to a refrigerant condenser integrated with a receiver in a refrigeration cycle of an automotive air conditioner. The refrigeration cycle 1 of the automotive air conditioner shown in FIG. 1 includes a refrigerant compressor 2, a receiver-integrated refrigerant condenser 3, a sight glass 4, an expansion valve 5, and a refrigerant evaporator 6.
Are sequentially connected by a refrigerant pipe 7.
【００１６】冷媒圧縮機２は、自動車のエンジンルーム
１０４内に設置されたエンジンＥにベルトＶと電磁クラ
ッチ（動力断続手段）Ｃを介して連結されている。この
冷媒圧縮機２は、エンジンＥの回転動力が伝達される
と、冷媒蒸発器６より内部に吸入した気相（ガス）冷媒
を圧縮して、高温高圧の気相冷媒を受液器一体型冷媒凝
縮器３へ吐出する。The refrigerant compressor 2 is connected to an engine E installed in an engine room 104 of an automobile via a belt V and an electromagnetic clutch (power intermittent means) C. When the rotational power of the engine E is transmitted, the refrigerant compressor 2 compresses a gas-phase (gas) refrigerant sucked from the refrigerant evaporator 6 into the refrigerant compressor 2 so that the high-temperature and high-pressure gas-phase refrigerant is integrated with the receiver. It is discharged to the refrigerant condenser 3.
【００１７】受液器一体型冷媒凝縮器３は、凝縮部８、
受液部９および過冷却部１０を一体的に設けている。凝
縮部８は、冷媒圧縮機２の吐出側に接続され、冷媒圧縮
機２より内部に流入した気相冷媒を送風ファン１０６
（図２参照）等により送られる室外空気と熱交換させて
冷媒を凝縮液化させる凝縮手段として働く。受液部９
は、凝縮部８より内部に流入した冷媒を気相冷媒と液相
冷媒とに気液分離して、液相冷媒のみ過冷却部１０に供
給する気液分離手段として働く。過冷却部１０は、上側
に配置された凝縮部８より下方に隣接して設けられ、受
液部９より内部に流入した液相冷媒を送風ファン１０６
（図２参照）等により送られる室外空気と熱交換させて
液相冷媒を過冷却する過冷却手段として働く。The receiver-integrated refrigerant condenser 3 includes a condenser 8,
The liquid receiving part 9 and the supercooling part 10 are provided integrally. The condensing section 8 is connected to the discharge side of the refrigerant compressor 2, and sends the gas-phase refrigerant flowing from the refrigerant compressor 2 into the blowing fan 106.
(Refer to FIG. 2) It functions as a condensing means for exchanging heat with outdoor air sent by the like and condensing and liquefying the refrigerant. Liquid receiving part 9
Functions as a gas-liquid separation unit that separates the refrigerant flowing into the inside from the condensing unit 8 into gas-phase refrigerant and liquid-phase refrigerant, and supplies only the liquid-phase refrigerant to the supercooling unit 10. The supercooling unit 10 is provided below and adjacent to the condensing unit 8 disposed on the upper side, and supplies the liquid-phase refrigerant flowing into the inside from the liquid receiving unit 9 to the blowing fan 106.
(Refer to FIG. 2) It serves as supercooling means for supercooling the liquid-phase refrigerant by exchanging heat with the outdoor air sent by such means.
【００１８】サイトグラス４は、受液器一体型冷媒凝縮
器３の過冷却部１０より下流側に接続され、冷凍サイク
ル１内を循環する冷媒の気液状態を観察して、サイクル
内封入冷媒量の過不足を点検する冷媒量点検手段として
働くものである。このサイトグラス４は、自動車のエン
ジンルーム１０４内において点検者が視認し易い場所、
例えば受液器一体型冷媒凝縮器３に隣設した冷媒配管７
の途中に単独で架装されている。The sight glass 4 is connected downstream of the supercooling section 10 of the receiver-integrated refrigerant condenser 3, observes the gas-liquid state of the refrigerant circulating in the refrigeration cycle 1, It serves as a refrigerant amount checking means for checking whether the amount is excessive or insufficient. This sight glass 4 is located in the engine room 104 of the car in a place where the inspector can easily see it.
For example, a refrigerant pipe 7 provided adjacent to the receiver-integrated refrigerant condenser 3
It is mounted alone in the middle of.
【００１９】そして、サイトグラス４は、両端部が冷媒
配管７に接続される管状の金属ボディ１１、および、こ
の金属ボディ１１の上面に形成された覗き窓１２に嵌め
込まれた溶着ガラス１３等より構成されている。一般に
覗き窓１２から気泡が見られるときは冷媒不足であり、
気泡が見られないときは冷媒量が適正量である。膨張弁
５は、冷媒蒸発器６の冷媒入口部側に接続され、サイト
グラス４より流入した高温高圧の液相冷媒を断熱膨張し
て低温低圧の気液二相の霧状冷媒にする減圧手段として
働くもので、本例では冷媒蒸発器６の冷媒出口部の冷媒
過熱度を所定値に維持するよう弁開度を自動調整する温
度作動式膨張弁が用いられている。The sight glass 4 is composed of a tubular metal body 11 having both ends connected to the refrigerant pipe 7, a welding glass 13 fitted into a viewing window 12 formed on the upper surface of the metal body 11, and the like. It is configured. Generally, when bubbles are seen from the viewing window 12, the refrigerant is insufficient.
When no air bubbles are seen, the refrigerant amount is an appropriate amount. The expansion valve 5 is connected to the refrigerant inlet side of the refrigerant evaporator 6 and decompresses the high-temperature and high-pressure liquid-phase refrigerant flowing from the sight glass 4 into a low-temperature and low-pressure gas-liquid two-phase mist refrigerant by adiabatic expansion. In this example, a temperature-operated expansion valve that automatically adjusts the valve opening so as to maintain the refrigerant superheat at the refrigerant outlet of the refrigerant evaporator 6 at a predetermined value is used.
【００２０】冷媒蒸発器６は、冷媒圧縮機２の吸入側と
膨張弁５の下流側との間に接続され、膨張弁５より内部
に流入した気液二相状態の冷媒をブロワ（図示せず）に
より吹き付けられる室外空気または室内空気と熱交換さ
せて冷媒を蒸発させ、その蒸発潜熱により送風空気を冷
却する冷却手段として働く。次に、受液器一体型冷媒凝
縮器３の構造、および、受液器一体型冷媒凝縮器３の車
体１００への搭載構造を詳しく説明する。The refrigerant evaporator 6 is connected between the suction side of the refrigerant compressor 2 and the downstream side of the expansion valve 5, and blows the gas-liquid two-phase refrigerant flowing from the expansion valve 5 into the blower (not shown). (3) heat exchange with the outdoor air or indoor air blown out to evaporate the refrigerant, and acts as cooling means for cooling the blown air by the latent heat of evaporation. Next, the structure of the receiver-integrated refrigerant condenser 3 and the mounting structure of the receiver-integrated refrigerant condenser 3 on the vehicle body 100 will be described in detail.
【００２１】この受液器一体型冷媒凝縮器３は、例えば
高さが３００mm〜４００mm、幅が３００mm〜６００mmの
大きさで、図２に示すように、自動車のエンジンＥが配
置されるエンジンルーム１０４内において、走行風を受
け易い場所、通常は、車体１００の最前方部１００ａ近
傍において、エンジン冷却水冷却用ラジエータ１０５の
前方（風上側）に重なるように近接配置されており、図
示しない取付ブラケットを介して車体１００に取り付け
られている。This receiver-integrated type refrigerant condenser 3 has a size of, for example, a height of 300 mm to 400 mm and a width of 300 mm to 600 mm, and as shown in FIG. In the area 104, which is susceptible to the traveling wind, usually in the vicinity of the foremost part 100a of the vehicle body 100, it is disposed close to and in front of the engine cooling water cooling radiator 105 (windward side). It is attached to the vehicle body 100 via a bracket.
【００２２】なお、受液器一体型冷媒凝縮器３の凝縮部
８の幅は、ラジエータ１０５の幅と略同一に構成されて
いる。そして、ラジエータ１０５と凝縮器３とは微少な
間隙（例えば１５ｍｍ程度）を隔てて配置され、ラジエ
ータ１０５の外縁部と凝縮器３の外縁部とは、パッキン
１０８にてシールされている。このパッキン１０８によ
り、エンジンＥによる熱風の侵入を防止するとともに、
ラジエータ１０５と凝縮器３との間の空気通路を形成し
ている。また、ラジエータ１０５の後方側（風下側）に
は、前方側の空気を吸い込む送風ファン１０６が配置さ
れており、ラジエータ１０５の外縁部とファン１０６の
外周部との間には、送風ファン１０６の吸い込み空気を
確実にラジエータ１０５に通過させるシュラウド１０７
が設けられている。The width of the condensing portion 8 of the receiver-integrated refrigerant condenser 3 is substantially the same as the width of the radiator 105. The radiator 105 and the condenser 3 are arranged with a small gap (for example, about 15 mm), and the outer edge of the radiator 105 and the outer edge of the condenser 3 are sealed by a packing 108. The packing 108 prevents hot air from entering the engine E,
An air passage is formed between the radiator 105 and the condenser 3. Further, on the rear side (downwind side) of the radiator 105, a blower fan 106 for sucking air on the front side is disposed, and between the outer edge portion of the radiator 105 and the outer peripheral portion of the fan 106, the blower fan 106 is disposed. Shroud 107 for ensuring that suction air passes through radiator 105
Is provided.
【００２３】受液器一体型冷媒凝縮器３は、熱交換を行
うコア１４、このコア１４の水平方向の一端側に配され
た第１ヘッダ１５、およびコア１４の水平方向の他端側
に配された第２ヘッダ１６等から構成されている。コア
１４は、上記した凝縮部８および過冷却部１０よりな
り、これらの上端部および下端部に受液器一体型冷媒凝
縮器３を自動車の車体に取り付けるための取付用ブラケ
ットを固定するサイドプレート１７、１８が設けられて
いる。The receiver-integrated refrigerant condenser 3 includes a core 14 for performing heat exchange, a first header 15 disposed at one end of the core 14 in the horizontal direction, and a first header 15 disposed at the other end of the core 14 in the horizontal direction. It is composed of the arranged second header 16 and the like. The core 14 is composed of the condenser 8 and the supercooler 10 described above, and has a side plate for fixing a mounting bracket for mounting the receiver-integrated refrigerant condenser 3 to an automobile body at upper and lower ends thereof. 17 and 18 are provided.
【００２４】凝縮部８は、水平方向に延びる複数の凝縮
用チューブ１９およびコルゲートフィン２０を上下方向
に列設してなり、過冷却部１０も、水平方向に延びる複
数の過冷却用チューブ２１およびコルゲートフィン２２
を上下方向に列設してなる。そして、冷媒入口側の第１
ヘッダ１５から冷媒は複数の凝縮用チューブ１９内を水
平方向に流れて第２ヘッダ１６へ流入し、一方、複数の
過冷却用チューブ２１内を流れる冷媒は、第２ヘッダ１
６から水平方向に流れて第１ヘッダ１５へ流入する。The condensing section 8 has a plurality of horizontally extending condensing tubes 19 and corrugated fins 20 arranged vertically, and the supercooling section 10 also includes a plurality of horizontally extending subcooling tubes 21 and corrugated fins 20. Corrugated fin 22
Are arranged vertically. And the first refrigerant inlet side
From the header 15, the refrigerant flows in the plurality of condensing tubes 19 in the horizontal direction and flows into the second header 16, while the refrigerant flowing in the plurality of subcooling tubes 21 flows through the second header 1.
6 and flows into the first header 15 in the horizontal direction.
【００２５】第１ヘッダ１５は、上下方向に延びる略円
筒形状で、両端が閉塞されている。この第１ヘッダ１５
の上側部は、凝縮部８を構成する複数の凝縮用チューブ
１９の上流端が接続され、下側部は、過冷却部１０を構
成する複数の過冷却用チューブ２１の下流端が接続され
ている。第１ヘッダ１５には、サイドプレート１７、１
８の一端部、複数の凝縮用チューブ１９の上流端、およ
び、複数の過冷却用チューブ２１の下流端が差し込まれ
ている。第１ヘッダ１５には、入口配管３０および出口
配管３２が差し込まれており、この第１ヘッダ１５内に
設けたセパレータ２８により、第１ヘッダ１５内を上下
に仕切る、換言すれば、凝縮部８の上流端のみに連通す
る入口側連通室３４と、過冷却部１０の下流端のみに連
通する出口側連通室３５とに仕切っている。The first header 15 has a substantially cylindrical shape extending in the vertical direction, and has both ends closed. This first header 15
The upper end is connected to the upstream ends of the plurality of condensing tubes 19 forming the condensing section 8, and the lower side is connected to the downstream ends of the plurality of subcooling tubes 21 forming the subcooling section 10. I have. The first header 15 has side plates 17, 1
8, the upstream ends of the plurality of condensing tubes 19, and the downstream ends of the plurality of subcooling tubes 21 are inserted. The first header 15 has an inlet pipe 30 and an outlet pipe 32 inserted therein. The separator 28 provided in the first header 15 partitions the inside of the first header 15 up and down, in other words, the condensing section 8. And an outlet-side communication chamber 35 that communicates only with the downstream end of the supercooling unit 10.
【００２６】入口配管３０は、冷媒圧縮機２より吐出さ
れた高温高圧の気相冷媒を入口側連通室３４内に流入さ
せるための配管で、出口配管３２は、出口側連通室３５
内の液相冷媒をサイトグラス４側へ送り出す配管であ
る。第２ヘッダ１６は、上下方向に延びる略円筒形状
で、両端が閉塞されている。この第１ヘッダ１６の上側
部は凝縮部８を構成する複数の凝縮用チューブ１９の下
流端が接続され、下側部は過冷却部１０を構成する複数
の過冷却用チューブ２１の上流端が接続されている。第
２ヘッダ１６には、長円形状の抜き穴（図示せず）が多
数形成され、この多数の抜き穴には、サイドプレート１
７、１８の他端部、複数の凝縮用チューブ１９の下流
端、および、複数の過冷却用チューブ２１の上流端が差
し込まれている。The inlet pipe 30 is a pipe for allowing the high-temperature and high-pressure gas-phase refrigerant discharged from the refrigerant compressor 2 to flow into the inlet communication chamber 34. The outlet pipe 32 is an outlet communication chamber 35.
This is a pipe for sending the liquid refrigerant in the inside to the sight glass 4 side. The second header 16 has a substantially cylindrical shape extending in the up-down direction, and both ends are closed. The upper end of the first header 16 is connected to the downstream ends of a plurality of condensing tubes 19 forming the condensing section 8, and the lower side is formed by connecting the upstream ends of the plurality of subcooling tubes 21 forming the subcooling section 10. It is connected. The second header 16 has a large number of oblong holes (not shown) formed therein.
The other ends of the tubes 7 and 18, the downstream ends of the plurality of condensation tubes 19, and the upstream ends of the plurality of subcooling tubes 21 are inserted.
【００２７】第２ヘッダ１６内に設けられたセパレータ
４２により、第２ヘッダ１６内を上下に仕切る、換言す
れば、凝縮部８の下流端のみに連通する連通室４６と、
過冷却部１０の上流端のみに連通する連通室４７とに仕
切っている。これら両連通室４６、４７の側方（外側）
に、上下方向に延びる略円筒形状（両端が閉塞されてい
る）を呈する受液器タンク３７が位置して、この受液器
タンク３７の内部に受液部９を構成する気液分離室４８
が形成されている。A separator 42 provided in the second header 16 partitions the inside of the second header 16 up and down, in other words, a communication chamber 46 communicating only with the downstream end of the condensing section 8.
It is partitioned into a communication chamber 47 that communicates only with the upstream end of the supercooling section 10. Side (outside) of these two communication chambers 46 and 47
A liquid receiving tank 37 having a substantially cylindrical shape (both ends closed) extending in the vertical direction is located in the liquid receiving tank 37, and a gas-liquid separation chamber 48 forming the liquid receiving portion 9 inside the liquid receiving tank 37.
Are formed.
【００２８】なお、連通室４６は、その底部近く（凝縮
部８の最下部）に設けられた冷媒流入口４４にて気液分
離室４８の冷媒液面９ａ（この液面９ａはサイクル内へ
の冷媒封入量が通常の適正量であるときの液面である）
より下方、換言すれば、気液分離室４８内の液冷媒貯留
部位に連通している。さらに、気液分離室４８は、その
底部近く（換言すれば冷媒流入口４４より下方位置）に
設けられた冷媒流出口４５にて下流側連通室４７に連通
している。The communication chamber 46 has a refrigerant liquid level 9a of the gas-liquid separation chamber 48 at a refrigerant inlet 44 provided near the bottom thereof (at the bottom of the condensing section 8). (This is the liquid level when the refrigerant charge amount is the normal appropriate amount.)
Below, in other words, it communicates with the liquid refrigerant storage site in the gas-liquid separation chamber 48. Further, the gas-liquid separation chamber 48 communicates with the downstream communication chamber 47 at a refrigerant outlet 45 provided near the bottom (in other words, at a position below the refrigerant inlet 44).
【００２９】なお、冷媒流入口４４は、上流側連通室４
６の下部（凝縮部８の最下部）で開口し、上流側連通室
４６内の冷媒を気液分離室４８内の液面９ａより下方の
液冷媒貯留部に流入させる冷媒流入手段をなすものであ
る。冷媒流出口４５は、冷媒流入口４４より下方で開口
し、気液分離室４８内の液冷媒を下流側連通室４７内に
流出させる冷媒流出手段をなす。気液分離室４８は、上
流側連通室４６より内部に流入した冷媒を気相冷媒と液
相冷媒とに分離して液相冷媒のみを下流側連通室４７へ
送り出す役割を果している。The refrigerant inlet 44 is connected to the upstream communication chamber 4.
6, which constitutes a refrigerant inflow means which opens at the lower part of the condenser 6 (the lowermost part of the condensing part 8) and allows the refrigerant in the upstream communication chamber 46 to flow into the liquid refrigerant storage part below the liquid level 9a in the gas-liquid separation chamber 48. It is. The refrigerant outlet 45 is opened below the refrigerant inlet 44, and forms a refrigerant outflow unit that causes the liquid refrigerant in the gas-liquid separation chamber 48 to flow into the downstream communication chamber 47. The gas-liquid separation chamber 48 plays a role of separating the refrigerant flowing into the inside from the upstream communication chamber 46 into a gaseous refrigerant and a liquid refrigerant, and sending out only the liquid refrigerant to the downstream communication chamber 47.
【００３０】ここで、図２に示すように、車体１００の
最前方部１００ａより後方（エンジンルーム１０４の前
方には、上部補強部材（アッパクロスメンバ）１０１お
よび下部補強部材（ロワクロスメンバ）１０２（上部補
強部材１０１の紙面奥側に配置）が車両幅方向に延びる
ように設けられている。また、車体１００の最前方部１
００ａの中央部には、上下方向（図２中紙面垂直方向）
に延びるエアガイド（ガイド部材）１０３が設けられて
いる。Here, as shown in FIG. 2, the upper reinforcing member (upper cross member) 101 and the lower reinforcing member (lower cross member) 102 are located behind the frontmost portion 100a of the vehicle body 100 (in front of the engine room 104). (Disposed on the back side of the upper reinforcing member 101 in the drawing) is provided so as to extend in the vehicle width direction.
00a in the center (vertical direction in FIG. 2)
, An air guide (guide member) 103 is provided.
【００３１】このエアガイド１０３は、受液器タンク３
７部位まで延びており、エンジンＥによる熱風が凝縮器
３上流に回り込むのを防止している。なお、本実施形態
のエアガイド１０３は、従来技術におけるエアガイド１
０３（図３参照）に比べて、受液器タンク３７を傾けた
分だけ車両前後方向の幅を短縮できる。また、車体１０
０の最前方部１００ａの一端部および他端部は、ヘッド
ランプが配置される部位に沿って、車両後方側にへこむ
へこみ部１１０が形成されている。The air guide 103 is provided in the receiver tank 3.
It extends to seven locations to prevent hot air from the engine E from flowing around the condenser 3 upstream. Note that the air guide 103 of the present embodiment is the same as the air guide 1 in the related art.
03 (see FIG. 3), the width in the vehicle front-rear direction can be reduced by the amount of tilting the liquid receiver tank 37. The vehicle body 10
At one end and the other end of the frontmost portion 100a of the 0, a recess 110 is formed along the portion where the headlamp is arranged, and is recessed toward the rear of the vehicle.
【００３２】そして、受液器タンク３７は、凝縮部８に
対して車両前方へ所定角度（例えば４５°）だけ変位し
て配置され、しかも、この受液器タンク３７は、エアガ
イド１０３に近接するように配置されているだけ変位し
て配置されている。これにより、受液器タンク３７がエ
ンジンＥから遠ざかるように配置され、受液器タンク３
７がエンジンＥからの輻射熱の影響を受けにくくなるの
で、受液器タンク３７内の冷媒が上記輻射熱により加熱
されるのを防止できる。The receiver tank 37 is disposed at a predetermined angle (for example, 45 °) displaced forward of the vehicle with respect to the condensing section 8. Are displaced as much as they are arranged. Thereby, the receiver tank 37 is arranged so as to be away from the engine E, and the receiver tank 3
7 is hardly affected by the radiant heat from the engine E, so that the refrigerant in the receiver tank 37 can be prevented from being heated by the radiant heat.
【００３３】また、受液器タンク３７がエアガイド１０
３に近接して配置されているので、受液器タンク３７と
エアガイド１０３との間からの空気漏れは小さい。ま
た、第１ヘッダ１５はへこみ部１１０に近接して配置さ
れているので、第１ヘッダ１５とへこみ部１００との間
からの空気漏れも小さい。なお、上記した冷凍サイクル
１の作動については公知であるため、この説明は省略す
る。The liquid receiver tank 37 is provided with the air guide 10.
3, air leakage from between the liquid receiver tank 37 and the air guide 103 is small. In addition, since the first header 15 is disposed close to the recess 110, air leakage from between the first header 15 and the recess 100 is small. Since the operation of the refrigeration cycle 1 is known, the description thereof is omitted.
【００３４】（他の実施形態）上記実施形態では、１つ
の送風ファン１０６にて凝縮器３およびラジエータ１０
５に送風していたが、凝縮器３およびラジエータ１０５
のそれぞれに送風ファンを設けて送風してもよい。(Other Embodiments) In the above embodiment, the condenser 3 and the radiator 10
5, the condenser 3 and the radiator 105
May be provided with a blowing fan to blow air.
【図１】本発明に係わる自動車用空調装置の冷凍サイク
ルを示す構成図である。FIG. 1 is a configuration diagram showing a refrigeration cycle of an automotive air conditioner according to the present invention.
【図２】本発明の実施形態に係わる受液器一体型冷媒凝
縮器の車体への搭載構造を示す上面図である。FIG. 2 is a top view showing a mounting structure of a receiver-integrated refrigerant condenser according to an embodiment of the present invention on a vehicle body.
【図３】本発明者が試作した受液器一体型冷媒凝縮器の
車両への搭載構造を示す上面図である。FIG. 3 is a top view showing a mounting structure of a receiver-integrated refrigerant condenser prototype manufactured by the inventor on a vehicle.
１０４…エンジンルーム、１０１、１０２…補強部材、
Ｅ…エンジン、１０５…ラジエータ、３…受液器一体型
冷媒凝縮器、８…凝縮部、３７…受液器タンク、１０６
…送風ファン。104: engine room, 101, 102: reinforcing member,
E: Engine, 105: Radiator, 3: Receptor integrated refrigerant condenser, 8: Condenser, 37: Receptor tank, 106
... Blower fan.
Claims (4)
車両幅方向に延びる補強部材（１０１、１０２）が設け
られ、この補強部材（１０１、１０２）の後方におい
て、車両幅方向の一方側にエンジン（Ｅ）が配置され、
他方側にエンジン冷却水冷却用のラジエータ（１０５）
が車両幅方向に沿って配置される車両において、前記ラ
ジエータ（１０５）の前方に受液器一体型冷媒凝縮器
（３）を重なるように近接配置する受液器一体型凝縮器
の搭載構造であって、 前記受液器一体型冷媒凝縮器（３）は、 車両幅方向に沿って配置され、ガス冷媒を凝縮する凝縮
部（８）と、 前記凝縮部（８）のうち前記エンジン（Ｅ）側の側方に
おいて、上下方向に延びるように配置され、前記凝縮部
（８）からの冷媒を気液分離する受液器タンク（３７）
とを備え、 前記受液器一体型冷媒凝縮器（３）および前記ラジエー
タ（１０５）の車両前方側から車両後方側にかけて、送
風ファン（１０６）にて送風されるようになっており、 前記受液器タンク（３７）は、前記凝縮部（８）に対し
て車両前方へ所定角度だけ変位して配置されていること
を特徴とする受液器一体型冷媒凝縮器の搭載構造。1. In front of an engine room (104),
A reinforcement member (101, 102) extending in the vehicle width direction is provided, and an engine (E) is disposed behind the reinforcement member (101, 102) on one side in the vehicle width direction.
Radiator (105) for cooling engine cooling water on the other side
In a vehicle in which is disposed along the vehicle width direction, a receiver-integrated type condenser mounting structure in which a receiver-integrated type refrigerant condenser (3) is arranged close to and in front of the radiator (105) is provided. The condenser-integrated refrigerant condenser (3) is disposed along a vehicle width direction and condenses a gas refrigerant, and the engine (E) in the condenser (8). ) Side, a receiver tank (37) that is arranged to extend in the up-down direction and separates the refrigerant from the condenser (8) into gas and liquid.
And wherein a blower fan (106) blows air from a vehicle front side to a vehicle rear side of the liquid receiver-integrated refrigerant condenser (3) and the radiator (105). The mounting structure of the receiver-integrated refrigerant condenser, wherein the liquid tank (37) is disposed at a predetermined angle displaced forward of the vehicle with respect to the condenser (8).
前記受液器一体型冷媒凝縮器（３）に導く空気通路形成
部材（１０７、１０８）を備えていることを特徴とする
請求項１に記載の受液器一体型冷媒凝縮器の搭載構造。2. An air passage forming member (107, 108) for guiding the air blown by the blower fan (106) to the receiver-integrated refrigerant condenser (3). The mounting structure of the receiver-integrated refrigerant condenser described in the above item.
記凝縮部（８）の幅は、前記ラジエータ（１０５）の幅
と略同一、または、前記ラジエータ（１０５）の幅より
も長いことを特徴とする請求項１または２に記載の受液
器一体型冷媒凝縮器の搭載構造。3. The width of the condensing portion (8) of the receiver-integrated refrigerant condenser (3) is substantially the same as the width of the radiator (105), or is larger than the width of the radiator (105). 3. The mounting structure of a receiver-integrated refrigerant condenser according to claim 1, wherein the mounting structure is long.
前方側には、前記エンジン（Ｅ）による熱風が前記受液
器一体型冷媒凝縮器（３）の前方へ移動するのを阻止す
るガイド部材（１０３）が設けられており、 前記受液器タンク（３７）は、前記ガイド部材（１０
３）に近接して配置されていることを特徴とする請求項
１ないし３のいずれか１つに記載の受液器一体型冷媒凝
縮器の搭載構造。4. A guide for preventing hot air generated by the engine (E) from moving to the front of the receiver-integrated refrigerant condenser (3) on the vehicle front side of the reinforcing member (101, 102). A member (103) is provided. The liquid receiver tank (37) is provided with the guide member (10).
The mounting structure of a refrigerant condenser integrated with a liquid receiver according to any one of claims 1 to 3, wherein the mounting structure is arranged close to (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP08069897A JP3804166B2 (en) | 1997-03-31 | 1997-03-31 | Mounting structure of receiver-integrated refrigerant condenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP08069897A JP3804166B2 (en) | 1997-03-31 | 1997-03-31 | Mounting structure of receiver-integrated refrigerant condenser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH10272920A true JPH10272920A (en) | 1998-10-13 |
| JP3804166B2 JP3804166B2 (en) | 2006-08-02 |
Family
ID=13725557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP08069897A Expired - Fee Related JP3804166B2 (en) | 1997-03-31 | 1997-03-31 | Mounting structure of receiver-integrated refrigerant condenser |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3804166B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000255250A (en) * | 1999-03-05 | 2000-09-19 | Denso Corp | Refrigerant condenser integrally formed with liquid receiver |
| JP2013002732A (en) * | 2011-06-16 | 2013-01-07 | Calsonic Kansei Corp | Mounting structure of complex heat exchanger |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5458534U (en) * | 1977-09-30 | 1979-04-23 | ||
| JPH01154926U (en) * | 1988-04-12 | 1989-10-25 | ||
| JPH0571891A (en) * | 1991-07-12 | 1993-03-23 | Nippondenso Co Ltd | Mounting device for condenser |
| JPH05215483A (en) * | 1992-02-03 | 1993-08-24 | Nippondenso Co Ltd | Mounting device for condenser and air guide duct |
| JPH06211034A (en) * | 1993-01-14 | 1994-08-02 | Nissan Motor Co Ltd | Cooling device for vehicle |
| JPH07180930A (en) * | 1993-10-12 | 1995-07-18 | Nippondenso Co Ltd | Liquid receiver integrated type refrigerant condenser |
| JPH0960986A (en) * | 1995-08-22 | 1997-03-04 | Denso Corp | Refrigerating cycle device |
-
1997
- 1997-03-31 JP JP08069897A patent/JP3804166B2/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5458534U (en) * | 1977-09-30 | 1979-04-23 | ||
| JPH01154926U (en) * | 1988-04-12 | 1989-10-25 | ||
| JPH0571891A (en) * | 1991-07-12 | 1993-03-23 | Nippondenso Co Ltd | Mounting device for condenser |
| JPH05215483A (en) * | 1992-02-03 | 1993-08-24 | Nippondenso Co Ltd | Mounting device for condenser and air guide duct |
| JPH06211034A (en) * | 1993-01-14 | 1994-08-02 | Nissan Motor Co Ltd | Cooling device for vehicle |
| JPH07180930A (en) * | 1993-10-12 | 1995-07-18 | Nippondenso Co Ltd | Liquid receiver integrated type refrigerant condenser |
| JPH0960986A (en) * | 1995-08-22 | 1997-03-04 | Denso Corp | Refrigerating cycle device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000255250A (en) * | 1999-03-05 | 2000-09-19 | Denso Corp | Refrigerant condenser integrally formed with liquid receiver |
| JP2013002732A (en) * | 2011-06-16 | 2013-01-07 | Calsonic Kansei Corp | Mounting structure of complex heat exchanger |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3804166B2 (en) | 2006-08-02 |
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