JPS59218375A - Cooling method and equipment for cylinder jacket and oil cooler of freezing compressor - Google Patents
Cooling method and equipment for cylinder jacket and oil cooler of freezing compressorInfo
- Publication number
- JPS59218375A JPS59218375A JP9429283A JP9429283A JPS59218375A JP S59218375 A JPS59218375 A JP S59218375A JP 9429283 A JP9429283 A JP 9429283A JP 9429283 A JP9429283 A JP 9429283A JP S59218375 A JPS59218375 A JP S59218375A
- Authority
- JP
- Japan
- Prior art keywords
- oil cooler
- cooling liquid
- cylinder jacket
- cooling
- compressor
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/06—Cooling; Heating; Prevention of freezing
- F04B39/064—Cooling by a cooling jacket in the pump casing
-
- 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
- F25B31/00—Compressor arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Compressor (AREA)
Abstract
Description
【発明の詳細な説明】
本発明は冷凍圧縮機のシリンダージャケット及びオイル
クーラーの冷却を、該冷凍圧縮機の冷凍システムとは別
個に設けたコンデンサーを介して、密閉サイクルを構成
する独立した回路を循環する作動流体で行なうことを特
徴とする冷凍圧縮機のシリンダージャケット及びオイル
クーラーの冷却方法並びにその装置に係るものである。DETAILED DESCRIPTION OF THE INVENTION The present invention cools the cylinder jacket and oil cooler of a refrigeration compressor through a condenser provided separately from the refrigeration system of the refrigeration compressor, using an independent circuit that constitutes a closed cycle. The present invention relates to a method of cooling a cylinder jacket and an oil cooler of a refrigeration compressor, which is characterized by using circulating working fluid, and an apparatus therefor.
従来、冷凍圧縮機のシリンダージャケット及びオイルク
ーラーの冷却は、シリンダージャケットでは水冷もしく
は本体ケーシングを通しての空冷が普通であシ、またオ
イルクーラーでは水冷、空冷もしくは冷媒冷却法（膨張
弁法またはコンデンサー重力法）等があるが、公知の如
く夫々には一長一短があり、また配置上の制約等もあシ
、利用上の困難な問題等を有し大なる欠点とされたもの
である。Conventionally, the cylinder jacket and oil cooler of a refrigeration compressor have been cooled by water cooling or air cooling through the main body casing. ), but as is well known, each of them has its advantages and disadvantages, and they also have major drawbacks, such as restrictions on placement and difficulties in use.
然るに本発明に於いては、冷凍圧縮機のシリンダージャ
ケット及びオイルクーラーの冷却を、冷凍圧縮機の冷凍
システムとは独立した回路を作動流体が循環する密閉サ
イクルで行なうようにしたので、空冷の場合の如くシリ
ンダージャケット及びオイルクーラーの冷却不良による
温度上昇、効率低下の整置もなく、また水冷によるシリ
ンダージャケット及びオイルクーラーのよごれ、または
配水管等の詰まシもなく、安定した運転が可能で、また
配置上の制約等が一切なく、容易に利用できるもので、
この種冷却方法並びに装置として利用価値大である。However, in the present invention, the cylinder jacket and oil cooler of the refrigeration compressor are cooled in a closed cycle in which the working fluid circulates through a circuit independent of the refrigeration system of the refrigeration compressor. As shown in the figure, there is no increase in temperature or decrease in efficiency due to poor cooling of the cylinder jacket and oil cooler, and there is no dirt on the cylinder jacket or oil cooler due to water cooling, or clogging of water pipes, etc., and stable operation is possible. In addition, there are no restrictions on placement, and it is easy to use.
This type of cooling method and device has great utility value.
今、ここに本発明実施の一例を示す添付図面について詳
説する。１は公知の冷凍圧縮機で、吸込口から冷凍シヌ
テムの蒸発器（共に図示せず）で形成されたがヌを吸入
して圧縮し、吐出口よシ該圧縮ガスを前記冷凍システム
のコンデンサー（共に図示せず）に供給するものである
。２゜２は該冷凍圧縮機１のシリンダージャケットであ
る。３は公知のオイルクーラーで、冷凍圧縮機１と油圧
量１コ配管４及び油圧入口配管５で連結し、冷凍圧縮機
１内にオイルが循環するようにしたものである。６はコ
ンデンサーで、冷凍圧縮機１の冷凍システムと別個に、
冷凍圧縮機１及びオイルクーラー８の上方に設備したも
ので、アンモニア、フロン等のガス状の作動流体をガス
住人ロアよシ流入させ、冷却水人口８からポンプ９によ
シ冷却水出口１０へと供給される冷却水によって冷却液
化し、冷却液体出口１１より液状作動流体として取り出
すものである。Reference will now be made in detail to the accompanying drawings that illustrate one example of the implementation of the invention. Reference numeral 1 designates a known refrigeration compressor, which sucks and compresses gas formed by the evaporator of the refrigeration system (both not shown) through the suction port, and transfers the compressed gas through the discharge port to the condenser (not shown) of the refrigeration system. (both not shown). 2.2 is the cylinder jacket of the refrigeration compressor 1. Reference numeral 3 denotes a known oil cooler, which is connected to the refrigeration compressor 1 through a hydraulic pressure piping 4 and a hydraulic inlet piping 5, so that oil circulates within the refrigeration compressor 1. 6 is a condenser, which is separate from the refrigeration system of the refrigeration compressor 1.
It is installed above the refrigeration compressor 1 and oil cooler 8, and allows a gaseous working fluid such as ammonia or fluorocarbon to flow through the gas housing lower, and from the cooling water intake 8 to the pump 9 to the cooling water outlet 10. The coolant is liquefied by the supplied cooling water and taken out as a liquid working fluid from the cooling liquid outlet 11.
１２．１２は冷却液体配管で、コンデンサー６の該冷却
液体出口１１と夫々シリンダージャケット２．２の冷却
液体入口１８．１８及びオイルクーラー３の冷却液体人
口１４とを連結するものである。１５．１５Ｕガス体配
管で、コンデンサーのガス住人ロアと夫々シリンダージ
ャケット２．２のガス体出口１６．１６及びオイルクー
ラー８のガス体出口１７とを連結するものである。１８
は圧力計で、コンデンサー６のガス住人ロアに付設した
もので、作動流体の圧力を読みとるだめのものである。Reference numeral 12.12 denotes a cooling liquid pipe which connects the cooling liquid outlet 11 of the condenser 6 with the cooling liquid inlet 18, 18 of the cylinder jacket 2.2 and the cooling liquid port 14 of the oil cooler 3, respectively. 15.15U gas body piping connects the gas body lower of the condenser to the gas body outlet 16.16 of the cylinder jacket 2.2 and the gas body outlet 17 of the oil cooler 8, respectively. 18
is a pressure gauge attached to the gas housing lower of the condenser 6, and is used to read the pressure of the working fluid.
１９は圧力スイッチで、圧力計１８と同様にガヌ体入ロ
アに付設したもので、作動流体の圧力で作動し、ランプ
及びブザー等を連結して作動流体の圧力が一定範囲以内
ならば、緑等のランプを点灯させて冷却装置の作動の安
全を確認し、該圧力が一定範囲を越えると赤のランプを
点滅させると同時にブザー等で警報信号を発するよう装
置するものである。２０はサーモスタットで、オイルク
ーラー８の油圧出口配管４の温度により作動するもので
、コンデンサー６の冷却水出口１０に付設した流量調節
弁２１と結線し、該温度によりコンデンサー６内を流れ
る冷却水の水量を流量調節弁２１で調節し、シリンダー
ジャケラ１−２．２及びオイルクーラー３の冷却温度を
常に一定にコントロールするものである。Numeral 19 is a pressure switch, which is attached to the lower part of the Ganu body like the pressure gauge 18, and is activated by the pressure of the working fluid.If the pressure of the working fluid is within a certain range by connecting a lamp and a buzzer, etc. The device lights up a green lamp or the like to confirm the safe operation of the cooling device, and if the pressure exceeds a certain range, it flashes a red lamp and at the same time issues an alarm signal with a buzzer or the like. 20 is a thermostat that is activated by the temperature of the hydraulic outlet pipe 4 of the oil cooler 8, and is connected to a flow rate control valve 21 attached to the cooling water outlet 10 of the condenser 6, and the thermostat controls the cooling water flowing through the condenser 6 according to the temperature. The amount of water is adjusted by a flow control valve 21, and the cooling temperature of the cylinder jacket 1-2.2 and the oil cooler 3 is always controlled to be constant.
本発明は以上の如き構成で、これを使用するに当っては
、ポンプ９によりコンデンサー６に冷却水を注入するの
みで、ガス状の作動流体はガヌ体入ロアよシコンデンサ
ー６に流入し、冷却液体出口１１から液状作動流体とし
て重力によってシリンダージャケット２．２及びオイル
クーラー３の夫４冷却液体入口１８．１３．１４よシ供
給される。シリンダージャケット２．２では該供給され
た液状作動流体にシリンダ一部の熱によシ蒸発気化し、
蒸発熱の形で熱を奪ってシリンダ一部を冷却し、該気化
した作動流体はガス体出口１６，１６よシガス体配管１
５を通ってガス住人ロアからコンデンサー６に流入し、
冷却液化され前記動作を繰り返す。またオイルクーラー
８では同様に冷却液体入口１４よ作動流体はオイルよシ
の熱によって加熱され、蒸発気化して該蒸発熱によりオ
イルを冷却し、油圧出口配管４から圧縮機１に供給され
る。まｆｃ 該、オイルによシ蒸発気化した作動流体は
ガス体出口１７よシガス体配管１５、ガヌ体入ロアを経
てコンデンサー６に戻シ、以下前記の動作を繰り返すも
のである。The present invention has the above-mentioned configuration, and when using the same, all that is required is to inject cooling water into the condenser 6 using the pump 9, and the gaseous working fluid flows into the condenser 6 through the lower part of the body. , is supplied by gravity as a liquid working fluid from the cooling liquid outlet 11 to the cylinder jacket 2.2 and the cooling liquid inlet 18.13.14 of the oil cooler 3. In the cylinder jacket 2.2, the supplied liquid working fluid is evaporated by heat from a part of the cylinder,
Part of the cylinder is cooled by removing heat in the form of heat of evaporation, and the vaporized working fluid flows through the gas body outlets 16 and 16 to the gas body piping 1.
5 and flows into the condenser 6 from the gas resident lower,
It is cooled and liquefied and the above operation is repeated. Similarly, in the oil cooler 8, the working fluid from the cooling liquid inlet 14 is heated by the heat of the oil, evaporates, cools the oil with the heat of evaporation, and is supplied to the compressor 1 from the hydraulic outlet pipe 4. The working fluid evaporated by the oil is returned to the condenser 6 via the gas body outlet 17, the gas body piping 15, and the lower body inlet, and the above-mentioned operation is repeated.
添付図面は本発明実施の一例を示したものであリ、本発
明装置の要部ブロック図である。
１・・・冷凍圧縮機、２・・・シリンダージャケット、
８・・・オイルクーラー、４・・・油圧計目配管、５・
・・油圧入口配管、６・・・コンデンサー、７・・・ガ
ス体入口、８・・・冷却水入口、９・・・ポンプ、１０
・・・冷却水出口、１１・・・冷却液体出口、１２・・
・冷却液体配管、１８．１４・・・冷却液体入口、１５
・・・ガス体配管、１６．１７・・・ガス体出口、工８
・・・圧力計、１９・・・圧力ツイツチ、２０・・・サ
ーモスタット、２１・・・流量調節弁。
出 願 人 日新興業株式会社The accompanying drawings show an example of the implementation of the present invention, and are block diagrams of essential parts of the apparatus of the present invention. 1... Refrigeration compressor, 2... Cylinder jacket,
8...Oil cooler, 4...Hydraulic pressure gauge piping, 5...
... Hydraulic inlet piping, 6... Condenser, 7... Gas body inlet, 8... Cooling water inlet, 9... Pump, 10
...Cooling water outlet, 11...Cooling liquid outlet, 12...
・Cooling liquid piping, 18.14...Cooling liquid inlet, 15
...Gas body piping, 16.17...Gas body outlet, work 8
...Pressure gauge, 19...Pressure switch, 20...Thermostat, 21...Flow control valve. Applicant: Nisshin Gyogyo Co., Ltd.
Claims (1)
ーを冷凍圧縮機の冷凍システムと独立した回路を通る作
動流体により密閉サイクルで冷却することを特徴とする
冷凍圧縮機のシリンダージャケット及びオイルクーラー
の冷却方法。 ２冷凍圧縮機の冷凍システムと別個に冷凍圧縮機及びオ
イルクーラーの上方にコンデンサーを設け、該コンデン
サーと該圧縮機のシリンダージャケット及びオイルクー
ラーとを冷却流体配管とガス体配管とで夫々連結し、コ
ンデンサーと圧縮機のシリンダージャケット及びオイル
クーラーとの間に作動流体を循環させることを特徴とす
る冷凍圧縮機のシリンダージャケット及びオイルクーラ
ーの冷却装置。[Claims] 1. A cylinder jacket and oil of a refrigeration compressor, characterized in that the cylinder jacket and oil cooler of the refrigeration compressor are cooled in a closed cycle by a working fluid passing through a circuit independent of the refrigeration system of the refrigeration compressor. How to cool the cooler. 2. A condenser is provided above the refrigeration compressor and the oil cooler separately from the refrigeration system of the refrigeration compressor, and the condenser is connected to the cylinder jacket and oil cooler of the compressor by cooling fluid piping and gas body piping, respectively. A cooling device for a cylinder jacket and oil cooler of a refrigeration compressor, characterized in that a working fluid is circulated between a condenser and a cylinder jacket and oil cooler of a compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9429283A JPS59218375A (en) | 1983-05-27 | 1983-05-27 | Cooling method and equipment for cylinder jacket and oil cooler of freezing compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9429283A JPS59218375A (en) | 1983-05-27 | 1983-05-27 | Cooling method and equipment for cylinder jacket and oil cooler of freezing compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59218375A true JPS59218375A (en) | 1984-12-08 |
Family
ID=14106181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9429283A Pending JPS59218375A (en) | 1983-05-27 | 1983-05-27 | Cooling method and equipment for cylinder jacket and oil cooler of freezing compressor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59218375A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103486751A (en) * | 2012-06-07 | 2014-01-01 | 日立空调·家用电器株式会社 | Refrigerating cycle device |
-
1983
- 1983-05-27 JP JP9429283A patent/JPS59218375A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103486751A (en) * | 2012-06-07 | 2014-01-01 | 日立空调·家用电器株式会社 | Refrigerating cycle device |
| CN103486751B (en) * | 2012-06-07 | 2016-04-20 | 日立空调·家用电器株式会社 | Refrigerating circulatory device |
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