JPH0363403U - - Google Patents
Info
- Publication number
- JPH0363403U JPH0363403U JP12383389U JP12383389U JPH0363403U JP H0363403 U JPH0363403 U JP H0363403U JP 12383389 U JP12383389 U JP 12383389U JP 12383389 U JP12383389 U JP 12383389U JP H0363403 U JPH0363403 U JP H0363403U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- hydraulic oil
- radiator
- circuit
- relief valve
- 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
- 238000004378 air conditioning Methods 0.000 claims description 3
- 239000010720 hydraulic oil Substances 0.000 claims 4
- 238000005057 refrigeration Methods 0.000 claims 2
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Description
第１図及び第３図は本考案の一実施例を示すも
ので、第１図は車両用空気調和装置の回路図、第
２図は従来の車両用空気調和装置の回路図、第３
図は車両用空気調和装置の設置状態を示す概略構
成図である。
図中、３１，３４……油圧ポンプ、３２……油
圧モータ、３５……可変絞りバルブ、３６……第
２リリーフバルブ、３７……放熱器、３８……電
磁弁、４０……圧縮機、４４……蒸発器、４５…
…クラツチ機構、５２……空調風路、Ｃ……油圧
回路、Ｄ……冷凍回路。
Figures 1 and 3 show an embodiment of the present invention, in which Figure 1 is a circuit diagram of a vehicle air conditioner, Figure 2 is a circuit diagram of a conventional vehicle air conditioner, and Figure 3 is a circuit diagram of a conventional vehicle air conditioner.
The figure is a schematic configuration diagram showing an installed state of a vehicle air conditioner. In the figure, 31, 34...Hydraulic pump, 32...Hydraulic motor, 35...Variable throttle valve, 36...Second relief valve, 37...Radiator, 38...Solenoid valve, 40...Compressor, 44...evaporator, 45...
...Clutch mechanism, 52...Air conditioning air path, C...Hydraulic circuit, D...Refrigerating circuit.
Claims (1)
と、蒸発器を空調風路中に配置した冷凍回路とを
備え、該冷凍回路の圧縮機を油圧モータの回転力
により駆動する車両用空気調和装置において、 前記油圧モータの回転力を前記圧縮機に伝達或
いは伝達を解除するクラツチ機構を設けるととも
に、前記放熱器を前記空調風路中に設け、 前記油圧回路には、前記油圧ポンプと前記放熱
器との間に位置し作動油に所定の圧力差を生ぜし
めるリリーフバルブと、該リリーフバルブへの作
動油の流量を制御する可変絞りバルブと、該可変
絞りバルブへの作動油の流通を規制或いは解除す
る切換え手段とを設けた ことを特徴とする車両用空気調和装置。[Scope of Claim for Utility Model Registration] The compressor of the refrigeration circuit is equipped with a hydraulic circuit having a radiator downstream of the hydraulic pump, and a refrigeration circuit in which an evaporator is placed in the air conditioning air passage. In the vehicle air conditioner driven by the hydraulic circuit, a clutch mechanism is provided to transmit or release the rotational force of the hydraulic motor to the compressor, the radiator is provided in the air conditioning air path, and the hydraulic circuit includes , a relief valve located between the hydraulic pump and the radiator and generating a predetermined pressure difference in the hydraulic oil; a variable throttle valve that controls the flow rate of the hydraulic oil to the relief valve; and a variable throttle valve that controls the flow rate of the hydraulic oil to the relief valve. 1. An air conditioner for a vehicle, comprising a switching means for regulating or canceling the flow of hydraulic oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12383389U JPH0739684Y2 (en) | 1989-10-23 | 1989-10-23 | Air conditioner for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12383389U JPH0739684Y2 (en) | 1989-10-23 | 1989-10-23 | Air conditioner for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0363403U true JPH0363403U (en) | 1991-06-20 |
| JPH0739684Y2 JPH0739684Y2 (en) | 1995-09-13 |
Family
ID=31671790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12383389U Expired - Fee Related JPH0739684Y2 (en) | 1989-10-23 | 1989-10-23 | Air conditioner for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0739684Y2 (en) |
-
1989
- 1989-10-23 JP JP12383389U patent/JPH0739684Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0739684Y2 (en) | 1995-09-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |