JPH0453166U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図面は本考案の一実施例を示すものであり、第
１図は吸収式空調装置の系統図、第２図は蒸発器
の部分切欠き斜視図、第３図は第２図の−線
断面図、第４図は第３図の−線断面図、第５
図は第４図の部拡大縦断面図である。 １……蒸発器、８……ケーシング、９，１０…
…管板、１１……冷媒流入室、１２……冷媒流出
室、１３……冷媒液流入管、１４……冷媒蒸気流
出管、１７……伝熱管、１９……気体通路、２０
……凹部、２１……蓋。 The drawings show one embodiment of the present invention, and Fig. 1 is a system diagram of an absorption air conditioner, Fig. 2 is a partially cutaway perspective view of an evaporator, and Fig. 3 is a cross section taken along the line - in Fig. 2. Figure 4 is a sectional view taken along the - line in Figure 3, and Figure 5 is
The figure is an enlarged longitudinal cross-sectional view of a portion of FIG. 4. 1... Evaporator, 8... Casing, 9, 10...
... tube plate, 11 ... refrigerant inflow chamber, 12 ... refrigerant outflow chamber, 13 ... refrigerant liquid inflow pipe, 14 ... refrigerant vapor outflow pipe, 17 ... heat transfer tube, 19 ... gas passage, 20
... recess, 21 ... lid.

Claims (1)

【実用新案登録請求の範囲】 相互に間隔をあけて対向する一対の管板９，
１０をそれぞれ個別に臨ませた冷媒流入室１１と
冷媒流出室１２とがケーシング８内に形成され、
冷媒流入室１１に通じる冷媒液流入管１３と冷媒
流出室１２に通じる冷媒蒸気流出管１４とがケー
シング８に接続され、前記両管板９，１０には、
冷媒流入室１１および冷媒流出室１２間を結ぶ複
数の伝熱管１７の両端部が固着され、各伝熱管１
７の外面間には、気体通路１９が形成される吸収
式空調装置用蒸発器において、各伝熱管１７の内
面には、それらの伝熱管１７の両端間にわたつて
連なる凹部２０がそれぞれ設けられることを特徴
とする吸収式空調装置用蒸発器。 前記凹部２０は螺旋溝により形成されること
を特徴とする請求項第項記載の吸収式空調装置
用蒸発器。 相互に間隔をあけて対向する一対の管板９，
１９をそれぞれ個別に臨ませた冷媒流入室１１と
冷媒流出室１２とがケーシング８内に形成され、
冷媒流入室１１に通じる冷媒液流入管１３と冷媒
流出室１２に通じる冷媒蒸気流出管１４とがケー
シング８に接続され、前記両管板９，１０には、
冷媒流入室１１および冷媒流出室１２間を結ぶ複
数の伝熱管１７の両端部が固着され、各伝熱管１
７の外面間には、気体通路１９が形成される吸収
式空調装置用蒸発器において、各伝熱管１７の冷
媒流入室１１側端部には、冷媒液の流通を許容す
る多孔質材料から成る蓋２１が嵌入されることを
特徴とする吸収式空調装置用蒸発器。[Scope of claims for utility model registration] A pair of tube plates 9 facing each other with a space between them,
A refrigerant inflow chamber 11 and a refrigerant outflow chamber 12 each facing the refrigerant 10 individually are formed in the casing 8,
A refrigerant liquid inflow pipe 13 leading to the refrigerant inflow chamber 11 and a refrigerant vapor outflow pipe 14 leading to the refrigerant outflow chamber 12 are connected to the casing 8.
Both ends of the plurality of heat transfer tubes 17 connecting the refrigerant inflow chamber 11 and the refrigerant outflow chamber 12 are fixed, and each heat transfer tube 1
In an evaporator for an absorption air conditioner in which a gas passage 19 is formed between the outer surfaces of the heat transfer tubes 7 and 7, a recess 20 is provided on the inner surface of each heat transfer tube 17 and extends between both ends of the heat transfer tube 17. An evaporator for an absorption air conditioner characterized by the following. The evaporator for an absorption type air conditioner according to claim 1, wherein the recess 20 is formed by a spiral groove. a pair of tube sheets 9 facing each other with a space between them;
A refrigerant inlet chamber 11 and a refrigerant outlet chamber 12 are formed in the casing 8, each facing the refrigerant inlet chamber 19 individually.
A refrigerant liquid inflow pipe 13 leading to the refrigerant inflow chamber 11 and a refrigerant vapor outflow pipe 14 leading to the refrigerant outflow chamber 12 are connected to the casing 8.
Both ends of the plurality of heat transfer tubes 17 connecting the refrigerant inflow chamber 11 and the refrigerant outflow chamber 12 are fixed, and each heat transfer tube 1
In an evaporator for an absorption type air conditioner in which a gas passage 19 is formed between the outer surfaces of the heat exchanger tubes 7, the end of each heat transfer tube 17 on the side of the refrigerant inlet chamber 11 is made of a porous material that allows the refrigerant liquid to flow therethrough. An evaporator for an absorption type air conditioner, characterized in that a lid 21 is fitted.