JPH0255061U - - Google Patents
Info
- Publication number
- JPH0255061U JPH0255061U JP13454588U JP13454588U JPH0255061U JP H0255061 U JPH0255061 U JP H0255061U JP 13454588 U JP13454588 U JP 13454588U JP 13454588 U JP13454588 U JP 13454588U JP H0255061 U JPH0255061 U JP H0255061U
- Authority
- JP
- Japan
- Prior art keywords
- orifice
- side circuit
- pressure side
- passage
- orifice passage
- 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.)
- Pending
Links
- 238000001816 cooling Methods 0.000 claims description 7
- 239000003507 refrigerant Substances 0.000 claims 2
- 238000001704 evaporation Methods 0.000 claims 1
- 230000008020 evaporation Effects 0.000 claims 1
- 238000004378 air conditioning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Air-Conditioning For Vehicles (AREA)
Description
第１図は、本考案に係る自動車用冷房装置のオ
リフイス部を示す断面図、第２図は、その作動状
態を説明するための断面図、第３図は、一般的な
オリフイス部を有する自動車用冷房装置の冷房サ
イクルの回路図、第４，５図は、従来のオリフイ
ス部を示す断面図である。
１……自動車用冷房装置、２……コンプレツサ
、４，４ａ，４ｂ……オリフイス部、５……エバ
ポレータ、１９……入口ポート、２０……出口ポ
ート、２１……第１オリフイス通路、２２……第
２オリフイス通路、２３……ダイヤフラム、２９
……弁体、２５……作動室。
FIG. 1 is a cross-sectional view showing the orifice part of an automobile cooling device according to the present invention, FIG. 2 is a cross-sectional view for explaining its operating state, and FIG. 3 is a general view of an automobile having an orifice part. FIGS. 4 and 5, which are circuit diagrams of the cooling cycle of the air-conditioning device, are cross-sectional views showing the conventional orifice portion. DESCRIPTION OF SYMBOLS 1... Automobile cooling device, 2... Compressor, 4, 4a, 4b... Orifice part, 5... Evaporator, 19... Inlet port, 20... Outlet port, 21... First orifice passage, 22... ...Second orifice passage, 23...Diaphragm, 29
... Valve body, 25 ... Working chamber.
Claims (1)
けて循環し、エバポレータ５に流入する冷媒を絞
り膨脹させるオリフイス部を設けてなる自動車用
冷房装置において、前記オリフイス部４ｂは、前
記高圧側回路に接続される入口ポート１９と前記
低圧側回路に接続される出口ポート２０とが形成
されたケーシング１０を有し、当該ケーシング１
０に、前記入口ポート１９と出口ポート２０とを
連通する第１オリフイス通路２１と、該第１オリ
フイス通路２１の流路面積よりも小さな流路面積
を有する第２オリフイス通路２２とを形成し、前
記第１オリフイス通路２１を開閉し前記エバポレ
ータ５における冷媒の蒸発圧力が所定圧力以上に
なると前記第１オリフイス通路２１を閉じる弁体
２９を前記オリフイス部４ｂに設けてなる自動車
用冷房装置。 In an automobile cooling system, the orifice part 4b is connected to the high-pressure side circuit in an automotive cooling device that is provided with an orifice part that throttles and expands the refrigerant that circulates from the high-pressure side circuit to the low-pressure side circuit of the cooling cycle and flows into the evaporator 5. The casing 10 has an inlet port 19 connected to the low pressure side circuit and an outlet port 20 connected to the low pressure side circuit.
0, a first orifice passage 21 communicating the inlet port 19 and the outlet port 20, and a second orifice passage 22 having a passage area smaller than the passage area of the first orifice passage 21, A cooling device for an automobile, wherein a valve body 29 is provided in the orifice portion 4b to open and close the first orifice passage 21 and close the first orifice passage 21 when the evaporation pressure of the refrigerant in the evaporator 5 reaches a predetermined pressure or higher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13454588U JPH0255061U (en) | 1988-10-17 | 1988-10-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13454588U JPH0255061U (en) | 1988-10-17 | 1988-10-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0255061U true JPH0255061U (en) | 1990-04-20 |
Family
ID=31393401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13454588U Pending JPH0255061U (en) | 1988-10-17 | 1988-10-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0255061U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009104238A1 (en) * | 2008-02-18 | 2009-08-27 | 株式会社鷺宮製作所 | Pressure type expansion valve |
-
1988
- 1988-10-17 JP JP13454588U patent/JPH0255061U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009104238A1 (en) * | 2008-02-18 | 2009-08-27 | 株式会社鷺宮製作所 | Pressure type expansion valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0255061U (en) | ||
| JPH01169772U (en) | ||
| JPH0273569U (en) | ||
| JPS62100464U (en) | ||
| JPS582572U (en) | Automotive air conditioner control device | |
| JPH0318466U (en) | ||
| JPS62110016U (en) | ||
| JPS61116975U (en) | ||
| JPH02141789U (en) | ||
| JPH0220063U (en) | ||
| JPH0270167U (en) | ||
| JPH01147717U (en) | ||
| JPH0397161U (en) | ||
| JPS6299416U (en) | ||
| JPS6240472U (en) | ||
| JPH0324414U (en) | ||
| JPH0296564U (en) | ||
| JPS61186074U (en) | ||
| JPS60167983U (en) | automotive refrigerator | |
| JPS617782U (en) | refrigeration cycle | |
| JPS6334961U (en) | ||
| JPH02147759U (en) | ||
| JPH02109971U (en) | ||
| JPS61130864U (en) | ||
| JPH03107669U (en) |